CN110577095B - Railway wheel type movable automatic loading and unloading platform system - Google Patents
Railway wheel type movable automatic loading and unloading platform system Download PDFInfo
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- CN110577095B CN110577095B CN201910806425.4A CN201910806425A CN110577095B CN 110577095 B CN110577095 B CN 110577095B CN 201910806425 A CN201910806425 A CN 201910806425A CN 110577095 B CN110577095 B CN 110577095B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G69/00—Auxiliary measures taken, or devices used, in connection with loading or unloading
- B65G69/22—Horizontal loading or unloading platforms
- B65G69/24—Horizontal loading or unloading platforms having platform level adjusting means
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Abstract
The invention provides a railway wheel type movable automatic loading platform system, which comprises a slope type railway wheel type movable automatic loading platform and a horizontal railway wheel type movable automatic loading platform; the invention can be matched with railway crossing for use, and saves occupied space; the device can be used for loading and unloading various requirements of small automobiles, minibuses, SUVs, MPVs, pickup trucks, military vehicles (including various military vehicles, tanks and the like) and the like, and has the requirement of splitting loading and unloading operation. The device is matched with a JSQ6 type train carriage or a train flat plate for loading and transporting the commodity car on a railway, the required height can be adjusted according to the heights of the upper layer and the lower layer of the carriage, and the car can directly drive into the JSQ6 type train carriage to operate through the device, so that the commodity car can be rapidly loaded and unloaded, a great deal of labor is reduced for enterprises, the working efficiency is improved, and greater economic benefit is obtained; simple and easy and with low costs, have characteristics such as safer, more nimble, more convenient, be convenient for operation, convenient transition.
Description
Technical Field
The invention belongs to the field of railway logistics equipment, and particularly relates to a railway wheel type movable automatic loading and unloading platform system.
Background
Because of economic globalization, most of machine manufacturing enterprises in China aim at the international market, and with the steady increase of the export amount of machines, the development of logistics is also a hot topic, and the design and manufacture of logistics equipment are regarded as one of the most potential industries in the future.
In recent years, railway logistics industry has rapidly progressed, and demands for dock leveler equipment (loading platform) have also rapidly increased. The loading and unloading platform can be divided into two main types, namely a fixed type and a movable type, the fixed type has higher requirements on field conditions, the occupied area is larger, and the flexibility is poor. The movable automatic loading platform of the railway wheel type can better solve the problems, but with the diversification of market demands, the requirements on the aspects of integration, combinability, occupation area reduction as much as possible when not working and the like are further provided for the movable automatic loading platform of the railway wheel type.
Disclosure of Invention
In view of this, the applicant proposes several solutions for a railway wheeled mobile automatic loading platform and its dedicated mechanism, the invention mainly protecting the railway wheeled mobile automatic loading platform system of the type sold and used in its complete set, comprising:
A slope railway wheel type movable automatic loading platform and a horizontal railway wheel type movable automatic loading platform;
The slope type railway wheel type movable automatic loading and unloading platform comprises a frame body, a channel platform, a hoisting mechanism, a track traveling mechanism and a road surface traveling mechanism, wherein the frame body comprises a bottom frame, vertical side frames on the left side and the right side, and a top frame is welded and fixed between the top ends of the two side frames; the channel platform comprises a middle platform positioned in the middle, a front side platform and a rear side platform which are positioned at the front side and the rear side of the middle platform and are hinged with the middle platform, the middle platform is fixed above the underframe, and the middle platform, the left side frame and the right side frame are framed to form a channel with a front side inlet and a rear side outlet; the winch mechanism can enable the front side platform and the rear side platform to tilt down and tilt up respectively around a hinge shaft hinged with the middle platform; the track travelling mechanism comprises four track wheels which are arranged below the underframe of the frame body and matched with the rails;
The horizontal railway wheel type movable automatic loading platform comprises a frame body, a channel platform, a hoisting mechanism, a track traveling mechanism and a road traveling mechanism, wherein the frame body comprises a bottom frame positioned at the bottom and vertical side frames positioned at the left side and the right side; the channel platform comprises a middle platform positioned in the middle, a front side platform and a rear side platform which are positioned at the front side and the rear side of the middle platform and are hinged with the front side platform, the front side end of the middle platform is hinged with the rear side end of the front side platform, the rear side end of the middle platform is hinged with the front side end of the rear side platform, the left side end and the right side end of the middle platform are respectively welded and fixed with the inner sides of the middle lower parts of the left side frame and the right side frame of the frame body, and the top ends of the two side frames are opened; the hoisting mechanism is responsible for respectively pitching the front side platform and the rear side platform around a hinge shaft hinged with the middle platform; the track travelling mechanism comprises: four rail wheels which are arranged at the bottom of the chassis of the frame body and matched with the rails are arranged below the center platform, a concave frame is respectively arranged on the front side platform and the rear side platform, the rail wheels are respectively fixed at two ends of a bottom beam of the concave frame, the tops of vertical beams at two sides of the concave frame are respectively hinged with the bottom surface of the side platform, the lower part of each vertical beam at each side is respectively hinged with one end of a cross rod, the other end of the cross rod is hinged with the bottom end of a vertical rod, and the top end of the vertical rod is hinged with the lower surface of the corresponding side of the center platform.
Further, the method comprises the steps of,
The end side of the rear side platform of the slope type railway wheel type movable automatic loading platform is fixedly provided with a plurality of hooks, and the end side of the front side platform of the horizontal type railway wheel type movable automatic loading platform is fixedly provided with the hooks with the corresponding number and positions.
Further, the road surface running mechanism of the slope type railway wheel type movable automatic loading platform and the road surface running mechanism of the horizontal type railway wheel type movable automatic loading platform respectively comprise hydraulic pitching units respectively positioned at four corners of the lower part of the frame body, each hydraulic pitching unit comprises a pitching seat plate and a hydraulic oil cylinder, the walking wheel adopting pneumatic tires, which is suitable for the road surface, is arranged below each pitching seat plate, the tail end of each pitching seat plate is hinged with the lower part of the frame body, the tail end of the fixing part of the hydraulic oil cylinder is hinged with the frame body, and the top end of the telescopic rod is hinged with the upper surface of the top of the pitching seat plate.
Further, the four hydraulic cylinders of the road surface travelling mechanism are synchronously controlled by the same hydraulic control unit, and synchronously extend and retract to drive the pitching seat plates corresponding to the four hydraulic cylinders to do pitching and pitching actions around the hinge shafts of the pitching seat plates and the frame body;
The pitching seat plates of the two hydraulic pitching units on the same side are rotationally connected with the bases of the corresponding walking wheels through rotating shafts; the outside rigid coupling of base has an outward extension and the square steel spare of tip opening.
Further, the bases of the two travelling wheels are respectively and rotatably connected with two ends of a synchronous connecting rod, and the axes of the two rotary connecting shafts are parallel to the axis of the rotating shaft between the pitching seat plate and the base.
Further, a front side platform and a rear side platform of the slope type railway wheel type movable automatic loading platform are respectively provided with a set of hoisting mechanism, each set of hoisting mechanism comprises a steel wire rope electric hoist with a limit power-off switch and a pulley wheel set formed by a plurality of pulley wheels, the steel wire rope electric hoist is fixed on a side frame, a first pulley wheel, a fourth pulley wheel and a third pulley wheel are respectively fixed on the upper part of a vertical beam of the side frame above the steel wire rope electric hoist from bottom to top, a seventh pulley wheel and an eighth pulley wheel are respectively fixed on the upper part of a vertical beam of the side frame on the other side from bottom to top, a fifth pulley wheel and a sixth pulley wheel are respectively and fixedly installed on the left side and the right side on a front side cross beam of a top frame, and a second pulley wheel is installed on the position, close to the front end, of the same side of the steel wire rope electric hoist, of the corresponding side platform; the rotation axes of the second pulley wheel, the first pulley wheel, the third pulley wheel and the eighth pulley wheel are parallel to the rotation axis of the winding drum, the rotation axes of the first pulley wheel, the third pulley wheel and the eighth pulley wheel are positioned in the same vertical plane, and the rotation axes of the fourth pulley wheel, the fifth pulley wheel, the sixth pulley wheel and the seventh pulley wheel are positioned in the same vertical plane and are perpendicular to the rotation axis of the winding drum;
A tensioning pulley wheel is arranged on a vertical beam of the side frame between the first pulley wheel and the winding drum;
The head of the steel wire rope is fixedly connected to the position, close to the front end, of the right side of the corresponding side platform symmetrical to the position of the second pulley wheel, and sequentially penetrates through the eighth, seventh, sixth, fifth, fourth, third, second and first pulley wheels, and is wound up after passing through the tensioning pulley wheels to be connected to a winding drum of the steel wire rope electric hoist;
the wire rope electric hoist comprises a motor, a winding drum, a control box and a limit power-off switch, and the free end part of the limit power-off switch is also provided with a collision plate;
And a corresponding side end of the corresponding side platform is fixedly welded with a travel limiting rod, when the steel wire rope electric hoist recovers the steel wire rope to raise the front side platform to the maximum angle position, the corresponding part of the travel limiting rod can be pressed against the abutting plate on the limiting power-off switch, so that the control box is triggered to close the steel wire rope electric hoist.
Further, the front side platform and the rear side platform are respectively provided with a set of hoisting mechanism, and the set of hoisting mechanism comprises a steel wire rope electric hoist and a pulley wheel set consisting of a plurality of pulley wheels;
the steel wire rope electric hoist is fixedly arranged on the side frame on the corresponding side, a first pulley wheel and a third pulley wheel are fixed on the upper part of a vertical beam of the side frame above the steel wire rope electric hoist side by side, an eighth pulley wheel is fixed on the upper part of a vertical beam on the other side of the side frame, a fourth pulley wheel, a fifth pulley wheel, a sixth pulley wheel and a seventh pulley wheel are sequentially and fixedly arranged below the middle platform respectively, the fourth pulley wheel is positioned between the third pulley wheel and the steel wire rope electric hoist, and the seventh pulley wheel is positioned below the eighth pulley wheel; the axes of the rotating shafts of the first, third and eighth pulley wheels are positioned on the same plane and are parallel to the axis of the winding drum; the wheel bodies of the fourth pulley wheel, the fifth pulley wheel, the sixth pulley wheel and the seventh pulley wheel are positioned on the same plane, and the axle center of the rotating shaft is vertical to the axle center of the winding drum;
A second pulley wheel is arranged at a position, close to the front end, of the side platform of the corresponding side, corresponding to the side where the wire rope electric hoist is located, and the rotation axis of the second pulley wheel is parallel to the rotation axis of the first pulley wheel;
The head of the steel wire rope is fixedly connected to the position, close to the front end, of the other side of the side platform at the corresponding side symmetrical to the position of the second pulley wheel, and sequentially penetrates through the eighth, seventh, sixth, fifth, fourth, third, second and first pulley wheels, and finally is wound and connected to a winding drum of the steel wire rope electric hoist; the axle centers of the rotating shafts of the fifth pulley wheel and the sixth pulley wheel are higher than the axle centers of the rotating shafts of the fourth pulley wheel and the seventh pulley wheel;
The wire rope electric hoist comprises a motor, a winding drum, a control box and a limit power-off switch, and the free end part of the limit power-off switch is also provided with a collision plate; the wire rope electric hoist is wholly fixed on the side bearer of one side, and the corresponding side end welded fastening of the side platform of corresponding side has a journey limit lever, and the middle platform corresponds the side end and still slides and be equipped with a vertical extension rod, and the bottom of extension rod pastes the conflict board on the limit switch that supports, and when wire rope electric hoist retrieves wire rope and rises to the biggest angle position with the side platform of corresponding side, corresponding position can press the top of extension rod on the journey limit lever and make the extension rod slide downwards, presses limit switch down to trigger control box and close wire rope electric hoist.
Further, the rail wheel locking tool for locking the rail wheels comprises a bottom plate, a left side plate, a right side plate and a rear side plate are respectively arranged on the left side, the right side and the rear side of the bottom plate, a handle is fixedly connected to the center of the rear side plate, an opening which is communicated with the front side of the bottom plate and enables the bottom plate to extend into the lower portion of the rail wheels is formed in the bottom plate, and a limiting arc plate is respectively welded and fixed between the bottom plates on the two sides of the opening and the left side plate and the right side plate on the corresponding side.
The railway wheel type movable automatic loading and unloading platform set can be matched with a railway crossing for use, so that occupied space is saved; the loading and unloading device can be used for loading and unloading various requirements of small automobiles, minibuses, SUVs, MPVs, pick-up trucks and the like, and has the requirement of splitting loading and unloading operation. The device is matched with a JSQ6 type train carriage or a train flat plate for loading and transporting the commodity car on a railway, the required height can be adjusted according to the heights of the upper layer and the lower layer of the carriage, and the car can directly drive into the JSQ6 type train carriage to operate through the device, so that the commodity car can be rapidly loaded and unloaded, a great deal of labor is reduced for enterprises, the working efficiency is improved, and greater economic benefit is obtained; simple and easy and with low costs, have characteristics such as safer, more nimble, more convenient, be convenient for operation, convenient transition.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a perspective view of a solution for a railway wheeled mobile robotic dock in use;
FIG. 2 is a simplified schematic diagram of the front view direction of the present solution;
FIG. 3 is a simplified schematic diagram of the top view of the present solution;
FIG. 4 is a simplified schematic view of the solution from the front side of the intermediate platform 20, with the front side platform 21 and the rear side platform 22 hidden;
Fig. 5a and 5b are a schematic front view and a schematic side view, respectively, of a wire rope electric block 31;
fig. 6a is a schematic perspective view of a rail wheel and a rail in a position locked by a locking tool;
FIG. 6b is a schematic top view of a rail wheel locking tooling;
Fig. 7 is a schematic perspective view of a road surface running gear with steering function.
FIG. 8 is a schematic perspective view of a horizontal railway wheeled mobile robotic dock;
FIG. 9 is a schematic front view of a horizontal railway wheeled mobile robotic dock;
FIG. 10 is a schematic illustration of an alternative pulley wheelset arrangement and corresponding wire threading arrangement;
FIG. 11 is a schematic diagram of a side platform pitch change state;
FIG. 12 is a schematic view of a horizontal railway wheeled mobile automated loading platform and a ramp railway wheeled mobile automated loading platform in use with each other;
Fig. 13a and 13b are front and top views of two loading dock corresponding side dock lap joint structures, respectively.
Detailed Description
The following will describe in detail the corresponding technical solutions of the railway wheel type mobile automatic loading platform proposed by the applicant and the corresponding special mechanisms, tools to which it belongs, with reference to the accompanying drawings:
the railway wheeled mobile automatic loading platform proposed by the applicant is particularly suitable for loading and unloading of goods on railway lines with crossing, typical representative of which are commercial cars with low chassis.
FIG. 1 is a perspective view of a solution for a railway wheeled mobile robotic dock in use;
901 shows the rail of the railway, 900 shows the crossing area, the crossing area 900 provides a relatively flat area for the commodity car with a lower chassis to pass through, the railway wheel type movable automatic loading platform of the scheme can form a channel between the crossing area 900 and the car entrance of a railway car (such as a JSQ6 type railway car) for loading the car, so that the car can pass through the crossing area and the channel platform, and can drive into the car to finish loading, or otherwise finish unloading.
As shown in fig. 1 to 4, the slope type railway wheel type movable automatic loading and unloading platform of the proposal comprises a frame body, a channel platform, a hoisting mechanism, a track running mechanism and a road running mechanism, wherein,
The frame body comprises a bottom frame 10 positioned at the bottom and vertical side frames (11, 12) positioned at the left side and the right side, and the bottom frame 10 and the side frames (11, 12) are welded by square steel; in the scheme, in order to strengthen the firmness of the frame body, and because the vertical height of the channel platform from the top end of the frame body is enough for a car to pass through, a top frame 13 is welded between the top ends of the two side frames;
The channel platform comprises a middle platform 20 positioned in the middle, a front side platform 21 and a rear side platform 22 positioned at the front side and the rear side of the middle platform and hinged with the front side platform, wherein the front side end of the middle platform 20 is hinged with the rear side end of the front side platform (the hinge point is indicated as 210 in fig. 2), the rear side end of the middle platform 20 is hinged with the front side end of the rear side platform 22 (the hinge point is indicated as 220 in fig. 2), and the left side end and the right side end of the middle platform 20 are respectively welded and fixed with the inner sides of the lower parts of the left side frame 11 and the right side frame 12 of the frame body, namely, a channel with a front side inlet and a rear side outlet is formed by constructing the left side frame 11 and the right side frame 12 above the middle platform 20;
The winch mechanism is responsible for performing pitching motion on the front side platform 21 and the rear side platform 22 around a hinge shaft hinged with the middle platform 20 respectively;
In this scheme, the front side platform 21 and the rear side platform 22 are respectively provided with a set of hoisting mechanisms, taking the hoisting mechanism matched with the front side platform 21 as an example, the set of hoisting mechanisms comprises a wire rope electric hoist 31, a wire rope and a pulley wheel set composed of a plurality of pulley wheels, wherein the wire rope electric hoist 31 can adopt a model PA999, and fig. 5a and 5b are respectively a front view schematic diagram and a side view schematic diagram of the wire rope electric hoist 31, and comprise a motor 310, a winding drum 311, a control box 312 and a limit power-off switch 313, and the free end part of the limit power-off switch 313 is also provided with a collision plate 3130; the whole steel wire rope electric hoist is fixed on a side frame at one side, as in the example shown in fig. 1, the steel wire rope electric hoist 31 is fixed on a left side frame 11, a travel limit rod 32 is welded and fixed at the corresponding side end of the front side platform 21, when the steel wire rope electric hoist 31 recovers the steel wire rope to raise the front side platform to the maximum angle position, the corresponding part of the travel limit rod 32 can press against a collision plate 3130 on a limit power-off switch 313, so that a control box is triggered to control and close the steel wire rope electric hoist 31;
In order to realize synchronous control of pitching of the left side and the right side of the front side platform 21 by using a wire rope electric hoist, the application provides an arrangement structure of pulley wheel groups and a wire rope threading structure corresponding to the wire rope, as shown in fig. 1, the wire rope electric hoist 31 corresponding to the front side platform is fixedly arranged on the left side frame 11, the upper part of a vertical beam of the left side frame 11 above the wire rope electric hoist 31 is respectively fixed with a first pulley 331, a fourth pulley 334 and a third pulley 333 from bottom to top, the upper part of a vertical beam of the right side frame 12 is respectively fixed with a seventh pulley 337 and an eighth pulley 338 from bottom to top, the left side and the right side on a front side beam of the top frame 13 are respectively fixedly provided with a fifth pulley 335 and a sixth pulley 336, and the left side of the front side platform 21 is provided with a second pulley 332 at a position close to the front end; the rotation axes of the second pulley 332, the first pulley 331, the third pulley 333, and the eighth pulley 338 are parallel to the rotation axis of the spool (or the hinge axis of the front platform 21 and the middle platform 20), and the rotation axes of the first pulley 331, the third pulley 333, and the eighth pulley 338 are located in the same vertical plane, and the rotation axes of the fourth pulley 334, the fifth pulley 335, the sixth pulley 336, and the seventh pulley 338 are located in the same vertical plane and are perpendicular to the rotation axis of the spool (or the hinge axis of the front platform 21 and the middle platform 20); in addition, because the distance between the first pulley 331 and the reel 311 is far, in order to prevent the contact and interference of other components between the wire rope pair between the first pulley 331 and the reel 311 and maintain the tension and guiding of the wire rope, a tension pulley 330 is further arranged on the vertical beam of the left side frame 11 between the first pulley 331 and the reel 311; the position and angular placement of the tensioning sheave 330 may depend on the position of the spool;
the head of the steel wire rope 314 is fixedly connected to the right side of the front side platform 21 symmetrical to the second pulley wheel 332 and near the front end, and sequentially passes through eighth, seventh, sixth, fifth, fourth, third, second and first pulley wheels (338, 337, 336, 335, 334, 333, 332 and 331), and is wound and connected to the winding drum 311 after passing through the tensioning pulley wheel 330;
When the electric hoist 31 is powered on, the corresponding control button is pressed, so that the steel wire rope can be wound or unwound by the winding drum, and the front side platform 21 is controlled to tilt up or tilt down relative to the middle platform 20.
The track running mechanism comprises: the application also provides a rail wheel locking tool for locking the rail wheels, which comprises a bottom plate 402, wherein the left side plate 403, the right side plate 405 and the rear side plate 404 are respectively erected on the left side and the right side of the bottom plate, the rear side center of the rear side plate is fixedly connected with a handle 401 to facilitate the taking and placing of the tool, an opening 406 which is communicated with the front side of the bottom plate and can enable the bottom plate to extend into the lower part of the rail wheel is formed in the bottom plate, a limiting arc plate (407, 408) is respectively welded and fixed between the bottom plate on the two sides of the opening 406 and the left side plate 403 and the right side plate 405 on the corresponding side, the opening 406 staggers the abutting part of the rail wheel and the rail 901, the lower surface of the bottom plate abuts against the rail, and the limiting arc plate on the two sides of the opening 406 provides a limit surface for automatically pulling out the rail wheel, so that the whole goods can be conveniently removed from the rail wheel, and the loading and unloading of the tool can be conveniently removed.
The road surface running gear includes: the hydraulic pitching units are respectively positioned at four corners of the lower part of the frame body, as shown in fig. 1, 2 and 4, each hydraulic pitching unit comprises a pitching seat plate 501 and a hydraulic cylinder 502, a traveling wheel 5 which is suitable for a road surface and adopts pneumatic tires is arranged below each pitching seat plate 501, the tail end of the pitching seat plate 501 is hinged with the lower part of the frame body, the tail end of a fixing part of each hydraulic cylinder 502 is hinged with the frame body, the top end of a telescopic rod is hinged with the upper surface of the top of the pitching seat plate 501, and the four hydraulic cylinders 502 are synchronously controlled by the same hydraulic control unit (omitted in the figure) and synchronously stretch and retract to drive the corresponding pitching seat plates 501 to pitch and pitch around the hinge shafts of the corresponding pitching seat plates and the frame body;
Specifically, when the telescopic rod 502 of the hydraulic cylinder 502 is in an extended state and reaches a certain extending degree, the height position of the travelling wheel 5 is lower than that of the rail wheel 4 (see the state of fig. 2), the whole railway wheel type movable automatic loading platform is borne by the four travelling wheels 5 and contacts with the road surface, the railway wheel type movable automatic loading platform can be moved on the road surface by the travelling wheels, when the railway wheel type movable automatic loading platform moves to the position right above a rail, namely, the four rail wheels 4 are right above two rails correspondingly, the four hydraulic cylinders 502 retract synchronously, the travelling wheels rise along with the elevation of the pitching seat plate 501, and the opposite rail wheels fall, finally, the rail wheels 4 contact with the rail and bear load, and the travelling wheels completely separate from the road surface and rise until the movement of the railway wheel type movable automatic loading platform on the rail is not influenced; in contrast, when the transfer is needed, when the hydraulic cylinder 502 is synchronously controlled to extend, the travelling wheels can be enabled to contact the ground and gradually lift the frame, so that the rail wheels are separated from contact with the rails, and the transfer movement of the loading platform is not affected.
The walking wheel can be usedIs firm and durable, and ensures the operation safety.
In order to facilitate the transition movement of the railway wheel type movable automatic loading platform, as shown in fig. 7, a pitching seat plate 501 of two hydraulic pitching units on the same side (such as on the left side of a frame) is rotationally connected with a base 503 of a corresponding travelling wheel 5 through a rotating shaft, preferably, in order to facilitate the adjustment of the rotation angle, the outer side of the base 503 is fixedly connected with a square steel piece 504 which extends outwards and is open at the end, and a square steel or round steel with smaller caliber can be inserted from the opening of the square steel piece 504 to manually adjust the angle, thereby realizing the steering; still further, to maintain synchronous steering of the same-side running wheels 5, the two bases are rotatably connected to two ends of a synchronous connecting rod 505, and the axes of the two rotational connecting shafts are parallel to the axis of the rotating shaft between the pitch seat plate 501 and the base 503.
As shown in fig. 1, an included angle exists between the upper surface of the middle platform and the horizontal plane of the railway wheel type movable automatic loading platform in this embodiment, the range of the included angle and the length of the middle platform can be designed in advance according to the needs of the user, and the front side platform and the rear side platform are the same and are not described herein again.
Preferably, as shown in fig. 1, 3 and 4, the corresponding position on the upper surface of the channel platform is further provided with a punching antiskid plate 23, and the punching antiskid plate is provided with an antiskid hole, and the holes are hollowed, so that the working reliability can be effectively improved, and the accumulation of grease, dirt, rainwater and ice and snow can be prevented.
The applicant also provides a horizontal railway wheel type movable automatic loading platform which can be matched with the slope railway wheel type movable automatic loading platform for use and can also be matched with a fixed boarding platform for use, and the horizontal railway wheel type movable automatic loading platform comprises the following concrete steps:
as shown in fig. 8, the horizontal railway wheel type movable automatic loading and unloading platform also comprises a frame body, a channel platform, a hoisting mechanism, a track running mechanism and a road running mechanism, wherein,
The frame body comprises a bottom frame 10' positioned at the bottom and vertical side frames (11 ', 12 ') positioned at the left side and the right side, and the bottom frame 10 and the two side frames (11 ', 12 ') are formed by welding square steel;
The channel platform comprises a middle platform 20 'positioned in the middle, a front side platform 21' and a rear side platform 22 'positioned at the front side and the rear side of the middle platform and hinged with the middle platform, wherein the front side end of the middle platform 20' is hinged with the rear side end of the front side platform, the rear side end of the middle platform 20 'is hinged with the front side end of the rear side platform 22', the left side end and the right side end of the middle platform 20 'are respectively welded and fixed with the inner sides of the middle lower parts of the left side frame 11' and the right side frame 12 'of the frame body, namely, a channel with a front side inlet and a rear side outlet is formed by constructing the left side frame 11' and the right side frame 12 'above the middle platform 20';
In the scheme, the vertical distance between the channel platform and the top end of the frame body is smaller than that of the channel opening, so that enough cars can pass through the channel platform, and the top ends of the two side frames are open;
the hoisting mechanism is responsible for performing pitching motion on the front side platform 21' and the rear side platform 22' around a hinge shaft hinged with the middle platform 20', respectively;
in this solution, the front side platform 21 'and the rear side platform 22' are also respectively equipped with a set of hoisting mechanisms, the set of hoisting mechanisms includes a wire rope electric hoist 31, a wire rope and a pulley wheel set composed of a plurality of pulley wheels, wherein the wire rope electric hoist 31 can adopt a model PA999, refer to fig. 5a and 5b, and includes a motor 310, a reel 311, a control box 312, a limit power-off switch 313, and a collision plate 3130 is further arranged at the free end of the limit power-off switch 313; the steel wire rope electric hoist is integrally fixed on a side frame at one side, and as shown in fig. 9, the steel wire rope electric hoist 31 is fixed on the right side frame 12', a travel limit rod 32' is welded and fixed at the corresponding side end of the front side platform 21', because the position of the middle platform is relatively higher, a vertical extension rod 39 is also arranged at the corresponding side end of the middle platform in a sliding manner, the bottom end of the extension rod 39 is abutted against a contact plate 3130 on a limit power-off switch 313, when the steel wire rope electric hoist 31 recovers the steel wire rope to raise the front side platform to the maximum angle position, the corresponding part on the travel limit rod 32' can press against the top of the extension rod 39 to enable the extension rod to slide downwards, and the limit power-off switch 313 is pressed down, so that the control box 312 is triggered to close the steel wire rope electric hoist 31;
In order to avoid wiring above the middle platform, the application provides another arrangement structure of pulley wheel sets and a threading structure corresponding to a steel wire rope, and as shown in fig. 8 to 10, taking a rear side platform as an example, a steel wire rope electric hoist 31 corresponding to the rear side platform is fixedly mounted on a side frame 11', a first pulley wheel 331' and a third pulley wheel 333 'are fixed side by side on the upper part of a vertical beam of a side frame 11' above the steel wire rope electric hoist 31, an eighth pulley wheel 338 'is fixed on the upper part of a vertical beam of a side frame 12 on the other side, a fourth pulley wheel 334', a fifth pulley wheel 335', a sixth pulley wheel 336' and a seventh pulley wheel 337 'are respectively and fixedly mounted below the middle platform 20', the fourth pulley wheel 334 'is positioned between the third pulley wheel 333' and the steel wire rope electric hoist 31, and the seventh pulley wheel 337 'is positioned below the eighth pulley wheel 338'; the axes of rotation of the first, third and eighth sheave wheels (331 ', 333', 338 ') are in the same plane and are all parallel to the axis of the spool; the fourth pulley wheel 334', the fifth pulley wheel 335', the sixth pulley wheel 336 'and the seventh pulley wheel 337' are positioned on the same plane, and the axle center of the rotating shaft is perpendicular to the axle center of the winding drum; preferably, the axle center of the fifth sheave 335 'and the sixth sheave 336' is higher than the axle center of the fourth sheave 334 'and the seventh sheave 337';
A second pulley wheel 332 'is arranged at a position, close to the front end, of the rear side platform corresponding to the side where the wire rope electric hoist is arranged, and the rotation axis of the second pulley wheel 332' is parallel to the rotation axis of the first pulley wheel 332;
the head of the steel wire rope 314' is fixedly connected to the position, which is symmetrical to the second pulley wheel 332', of the other side of the rear side platform 22' and is close to the front end, and the eighth, seventh, sixth, fifth, fourth, third, second and first pulley wheels (338 ', 337', 336', 335', 334', 333', 332', 331 ') are sequentially penetrated, and finally the winding drum connected to the steel wire rope electric hoist is wound;
when the electric hoist 31 is powered on, the corresponding control button is pressed, so that the steel wire rope can be wound or unwound by the winding drum, and the rear side platform is controlled to tilt up or tilt down relative to the middle platform.
The road surface running mechanism can refer to the above, and is not repeated here.
As shown in fig. 8, 9 and 11, the track travelling mechanism of the present embodiment is different from a slope-type railway wheel type movable automatic loading platform, four rail wheels which are installed at the bottom of the chassis of the frame body and matched with rails are arranged below the center platform 20', a concave frame 41 is respectively arranged at the front side platform 21' and the rear side platform 22', two rail wheels 4 are respectively fixed at two ends of a bottom beam of the concave frame 41, the top ends of two vertical beams of the concave frame 41 are respectively hinged to the bottom surfaces of the side platforms, one end of a cross rod 42 is respectively hinged to the lower part of each vertical beam, the other end of the cross rod 42 is hinged to the bottom end of a vertical rod 43, the top ends of the vertical rods 43 are hinged to the lower surface of the corresponding side of the center platform 20', the center platform, the side platforms of the corresponding sides, the concave frame, the cross rods and the vertical rods are sequentially hinged, and as shown in fig. 11, the center platform is relatively fixed, the concave frame 41 is limited by a hinge shaft, no matter when the side platforms are lifted or lifted, or the loading and the loading platform is integrally moved, the concave frame 41 is restrained and cannot shake, the rail wheels are damaged, and the top rod 43 is prevented from being collided against the top of the side platform, or the top frame is kept stable and the top side frame is kept against the top of the side frame, and the top frame is kept against the top frame 43, and the top frame is kept stable, and the top frame is kept against the top frame, and the top frame is kept against the top by the top frame and the top frame 4, and the top frame is kept stable.
Each rail wheel in this scheme also can be by rail wheel locking frock locking position, and this department is not repeated.
The rear side platform of the horizontal railway wheel type movable automatic loading platform is connected with the carriage inlet of the railway carriage of the loading vehicle, and when the horizontal railway wheel type movable automatic loading platform is matched with the fixed boarding platform for use, the front side platform of the horizontal railway wheel type movable automatic loading platform is connected with the fixed boarding platform, and the description is omitted.
The horizontal railway wheel type movable automatic loading platform can be sold and used with the slope railway wheel type movable automatic loading platform in a complete set to form a railway wheel type movable automatic loading platform system; the device can be used at railway crossing and at the end of railway line or rotary line.
Fig. 12 is a schematic diagram showing a state that a horizontal railway wheel type movable automatic loading platform and a slope railway wheel type movable automatic loading platform are matched, as shown in the drawing, a carriage inlet of a railway carriage of a loading vehicle is connected by a rear side platform of the horizontal railway wheel type movable automatic loading platform, a rear side platform 22 of the slope type movable boarding vehicle and a front side platform 21 'of the horizontal railway wheel type movable automatic loading platform can be in a simple butt joint mode, a plurality of hooks 80 are fixedly arranged at the end side of the rear side platform 22 of the slope type movable boarding vehicle, a plurality of corresponding buckles 81 are fixedly arranged at the end side of the front side platform 21' of the horizontal railway wheel type movable automatic loading platform, and the hooks are in butt joint with the buckles, so that the connection of the two side platforms is more stable.
In addition, as shown in fig. 11, positioning rods (61, 62) with pin holes are fixed on the corresponding side parts of the side platform and the side frame, when the side platform is lifted to the alignment of the pin holes of the two positioning rods, a positioning pin can be inserted to lock the state of the side platform so as to avoid shaking during movement.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (8)
1. A railway wheeled mobile automated loading dock system comprising:
A slope railway wheel type movable automatic loading platform and a horizontal railway wheel type movable automatic loading platform;
The slope type railway wheel type movable automatic loading and unloading platform comprises a frame body, a channel platform, a hoisting mechanism, a track traveling mechanism and a road surface traveling mechanism, wherein the frame body comprises a bottom frame, vertical side frames on the left side and the right side, and a top frame is welded and fixed between the top ends of the two side frames; the channel platform comprises a middle platform positioned in the middle, a front side platform and a rear side platform which are positioned at the front side and the rear side of the middle platform and are hinged with the middle platform, the middle platform is fixed above the underframe, and the middle platform, the left side frame and the right side frame are framed to form a channel with a front side inlet and a rear side outlet; the winch mechanism can enable the front side platform and the rear side platform to tilt down and tilt up respectively around a hinge shaft hinged with the middle platform; the track travelling mechanism comprises four track wheels which are arranged below the underframe of the frame body and matched with the rails;
The horizontal railway wheel type movable automatic loading platform comprises a frame body, a channel platform, a hoisting mechanism, a track traveling mechanism and a road traveling mechanism, wherein the frame body comprises a bottom frame positioned at the bottom and vertical side frames positioned at the left side and the right side; the channel platform comprises a middle platform positioned in the middle, a front side platform and a rear side platform which are positioned at the front side and the rear side of the middle platform and are hinged with the front side platform, the front side end of the middle platform is hinged with the rear side end of the front side platform, the rear side end of the middle platform is hinged with the front side end of the rear side platform, the left side end and the right side end of the middle platform are respectively welded and fixed with the inner sides of the middle lower parts of the left side frame and the right side frame of the frame body, and the top ends of the two side frames are opened; the hoisting mechanism is responsible for respectively pitching the front side platform and the rear side platform around a hinge shaft hinged with the middle platform; the track travelling mechanism comprises: four rail wheels which are arranged at the bottom of the chassis of the frame body and matched with the rails are arranged below the center platform, a concave frame is respectively arranged on the front side platform and the rear side platform, the rail wheels are respectively fixed at two ends of a bottom beam of the concave frame, the tops of vertical beams at two sides of the concave frame are respectively hinged with the bottom surface of the side platform, the lower part of each vertical beam at each side is respectively hinged with one end of a cross rod, the other end of the cross rod is hinged with the bottom end of a vertical rod, and the top end of the vertical rod is hinged with the lower surface of the corresponding side of the center platform.
2. The railway wheeled mobile automated loading platform system of claim 1, wherein,
The end side of the rear side platform of the slope type railway wheel type movable automatic loading platform is fixedly provided with a plurality of hooks, and the end side of the front side platform of the horizontal type railway wheel type movable automatic loading platform is fixedly provided with the hooks with the corresponding number and positions.
3. The railway wheeled mobile automated loading platform system of claim 1, wherein: the road surface running mechanism of the slope type railway wheel type movable automatic loading platform and the road surface running mechanism of the horizontal type railway wheel type movable automatic loading platform respectively comprise hydraulic pitching units which are respectively positioned at four corners of the lower part of the frame body, each hydraulic pitching unit comprises a pitching seat plate and a hydraulic oil cylinder, a travelling wheel which is suitable for a road surface and adopts pneumatic tires is arranged below each pitching seat plate, the tail end of the pitching seat plate is hinged with the lower part of the frame body, the tail end of a fixing part of the hydraulic oil cylinder is hinged with the frame body, and the top end of a telescopic rod is hinged with the upper surface of the top of the pitching seat plate.
4. A railway wheeled mobile automated loading platform system according to claim 3, wherein: the four hydraulic cylinders of the road surface travelling mechanism are synchronously controlled by the same hydraulic control unit, and synchronously extend and retract to drive the corresponding pitching seat plates to do pitching and pitching movements around the hinge shafts of the pitching seat plates and the frame body;
The pitching seat plates of the two hydraulic pitching units on the same side are rotationally connected with the bases of the corresponding walking wheels through rotating shafts; the outside rigid coupling of base has an outward extension and the square steel spare of tip opening.
5. The railway wheeled mobile automated loading platform system of claim 4, wherein: the bases of the two travelling wheels are respectively and rotatably connected with two ends of a synchronous connecting rod, and the axes of the two rotary connecting shafts are parallel to the axis of the rotating shaft between the pitching seat plate and the base.
6. The railway wheeled mobile automated loading platform system of claim 1, wherein: the front side platform and the rear side platform of the slope type railway wheel type movable automatic loading platform are respectively provided with a set of hoisting mechanism, each set of hoisting mechanism comprises a steel wire rope electric hoist with a limit power-off switch and a pulley wheel set formed by a plurality of pulley wheels, the steel wire rope electric hoist is fixed on a side frame, a first pulley wheel, a fourth pulley wheel and a third pulley wheel are respectively fixed on the upper part of a vertical beam of the side frame above the steel wire rope electric hoist from bottom to top, a seventh pulley wheel and an eighth pulley wheel are respectively fixed on the upper part of a vertical beam of the side frame on the other side from bottom to top, a fifth pulley wheel and a sixth pulley wheel are respectively and fixedly installed on the left side and the right side on a front side cross beam of a top frame, and a second pulley wheel is installed on the position, close to the front end, of the same side of the steel wire rope electric hoist, of the corresponding side platform; the rotation axes of the second pulley wheel, the first pulley wheel, the third pulley wheel and the eighth pulley wheel are parallel to the rotation axis of the winding drum, the rotation axes of the first pulley wheel, the third pulley wheel and the eighth pulley wheel are positioned in the same vertical plane, and the rotation axes of the fourth pulley wheel, the fifth pulley wheel, the sixth pulley wheel and the seventh pulley wheel are positioned in the same vertical plane and are perpendicular to the rotation axis of the winding drum;
A tensioning pulley wheel is arranged on a vertical beam of the side frame between the first pulley wheel and the winding drum;
The head of the steel wire rope is fixedly connected to the position, close to the front end, of the right side of the corresponding side platform symmetrical to the position of the second pulley wheel, and sequentially penetrates through the eighth, seventh, sixth, fifth, fourth, third, second and first pulley wheels, and is wound up after passing through the tensioning pulley wheels to be connected to a winding drum of the steel wire rope electric hoist;
the wire rope electric hoist comprises a motor, a winding drum, a control box and a limit power-off switch, and the free end part of the limit power-off switch is also provided with a collision plate;
And a corresponding side end of the corresponding side platform is fixedly welded with a travel limiting rod, when the steel wire rope electric hoist recovers the steel wire rope to raise the front side platform to the maximum angle position, the corresponding part of the travel limiting rod can be pressed against the abutting plate on the limiting power-off switch, so that the control box is triggered to close the steel wire rope electric hoist.
7. The railway wheeled mobile automated loading platform system of claim 1, wherein:
the front side platform and the rear side platform are respectively provided with a set of hoisting mechanism, and the set of hoisting mechanism comprises a steel wire rope electric hoist and a pulley wheel set consisting of a plurality of pulley wheels;
the steel wire rope electric hoist is fixedly arranged on the side frame on the corresponding side, a first pulley wheel and a third pulley wheel are fixed on the upper part of a vertical beam of the side frame above the steel wire rope electric hoist side by side, an eighth pulley wheel is fixed on the upper part of a vertical beam on the other side of the side frame, a fourth pulley wheel, a fifth pulley wheel, a sixth pulley wheel and a seventh pulley wheel are sequentially and fixedly arranged below the middle platform respectively, the fourth pulley wheel is positioned between the third pulley wheel and the steel wire rope electric hoist, and the seventh pulley wheel is positioned below the eighth pulley wheel; the axes of the rotating shafts of the first, third and eighth pulley wheels are positioned on the same plane and are parallel to the axis of the winding drum; the wheel bodies of the fourth pulley wheel, the fifth pulley wheel, the sixth pulley wheel and the seventh pulley wheel are positioned on the same plane, and the axle center of the rotating shaft is vertical to the axle center of the winding drum;
A second pulley wheel is arranged at a position, close to the front end, of the side platform of the corresponding side, corresponding to the side where the wire rope electric hoist is located, and the rotation axis of the second pulley wheel is parallel to the rotation axis of the first pulley wheel;
The head of the steel wire rope is fixedly connected to the position, close to the front end, of the other side of the side platform at the corresponding side symmetrical to the position of the second pulley wheel, and sequentially penetrates through the eighth, seventh, sixth, fifth, fourth, third, second and first pulley wheels, and finally is wound and connected to a winding drum of the steel wire rope electric hoist; the axle centers of the rotating shafts of the fifth pulley wheel and the sixth pulley wheel are higher than the axle centers of the rotating shafts of the fourth pulley wheel and the seventh pulley wheel;
The wire rope electric hoist comprises a motor, a winding drum, a control box and a limit power-off switch, and the free end part of the limit power-off switch is also provided with a collision plate; the wire rope electric hoist is wholly fixed on the side bearer of one side, and the corresponding side end welded fastening of the side platform of corresponding side has a journey limit lever, and the middle platform corresponds the side end and still slides and be equipped with a vertical extension rod, and the bottom of extension rod pastes the conflict board on the limit switch that supports, and when wire rope electric hoist retrieves wire rope and rises to the biggest angle position with the side platform of corresponding side, corresponding position can press the top of extension rod on the journey limit lever and make the extension rod slide downwards, presses limit switch down to trigger control box and close wire rope electric hoist.
8. The railway wheeled mobile automated loading platform system of claim 1, wherein: the rail wheel locking tool comprises a bottom plate, wherein a left side plate, a right side plate and a rear side plate are respectively erected on the left side, the right side and the rear side of the bottom plate, a handle is fixedly connected to the center of the rear side plate, an opening which is communicated with the front side of the bottom plate and enables the bottom plate to extend into the lower part of the rail wheel is formed in the bottom plate, and a limiting arc plate is respectively welded and fixed between the bottom plates on the two sides of the opening and the left side plate and the right side plate on the corresponding side.
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| CN201910806425.4A CN110577095B (en) | 2019-08-29 | 2019-08-29 | Railway wheel type movable automatic loading and unloading platform system |
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| CN201910806425.4A CN110577095B (en) | 2019-08-29 | 2019-08-29 | Railway wheel type movable automatic loading and unloading platform system |
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