CN115818298B - Automatic detection loading and unloading platform for heat preservation of refrigeration house - Google Patents
Automatic detection loading and unloading platform for heat preservation of refrigeration house Download PDFInfo
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- CN115818298B CN115818298B CN202310023699.2A CN202310023699A CN115818298B CN 115818298 B CN115818298 B CN 115818298B CN 202310023699 A CN202310023699 A CN 202310023699A CN 115818298 B CN115818298 B CN 115818298B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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Abstract
The invention relates to the technical field of refrigeration house equipment, in particular to a refrigeration house heat-preservation automatic detection loading and unloading platform; the device comprises a loading and unloading opening formed in a wall body of a refrigeration house, a sliding door at the inner side of the loading and unloading opening, a door seal at the outer side of the loading and unloading opening, a foundation pit and a loading and unloading platform; the lower side of the loading and unloading port is provided with a lower side wall, and the foundation pit is positioned on the ground inside the lower side wall; the loading platform is arranged in the foundation pit, the transition plate of the loading platform is horizontally arranged above the base, the deck plate is rotationally connected with the transition plate, the lifting hydraulic cylinder is arranged below the transition plate, and the expansion plate stretches out and draws back along the left-right direction at the lower side of the deck plate and is rotationally connected with the access plate; the loading and unloading port is sealed through the lower side wall, so that a large amount of cool air is prevented from being dispersed from the foundation pit, the loading and unloading platform is provided with the expansion plate and the access plate, and the expansion plate and the access plate pass through the lower side wall and are directly taken at the compartment port of the truck, so that the cool air leakage caused by damage to the lower side wall is avoided; the guide concave rail is limited, the flap door slides up and down along the surface of the side wall of the loading and unloading port, the sealing groove is formed above the protruding part of the lower side wall, and the flap door can be clamped into the sealing groove, so that the loss of cold air is reduced.
Description
Technical Field
The invention relates to the technical field of refrigeration house equipment, in particular to a refrigeration house heat-preservation automatic detection loading and unloading platform.
Background
When the refrigerator is loaded and unloaded, the wagon compartment opening is required to be aligned with the loading and unloading opening on the wall, the hydraulic loading and unloading platform in the foundation pit is used for erecting the bedplate at the wagon compartment opening, and loading and unloading are carried out by carrying equipment such as a forklift; the carriage mouth is slightly bigger than the loading and unloading mouth, and the outside of the loading and unloading mouth is provided with a door seal, thereby playing a role in heat preservation.
However, the foundation pit of the existing hydraulic loading and unloading platform is generally communicated with the outside, the foundation pit penetrates through the wall, the pit mouth at the front side of the foundation pit and the loading and unloading mouth form an inverted convex shape, and the lower side of the loading and unloading mouth is level with the ground of the refrigeration house; the lower edge of the wagon compartment opening directly abuts against the front side opening of the foundation pit, the bedplate of the hydraulic loading and unloading platform is conveniently arranged on the wagon compartment opening, but the design facilitates the lap joint requirement, meanwhile, cold air in the refrigerator is dispersed from the foundation pit, a large amount of cold air is leaked, the leaked cold air needs to be supplemented by the refrigerator, and the cost is increased.
If a wall is arranged at the pit mouth on the front side of the foundation pit, because the cold storage is required to be insulated, the carriage mouth is slightly larger than the loading and unloading mouth or is basically equal to the loading and unloading mouth in size, the height of the wall body is flush with the lower edge of the carriage mouth, is slightly higher or is slightly shorter, the erection of a bedplate of the hydraulic loading and unloading platform is not facilitated, the bedplate is arranged on the wall, a forklift carries goods back and forth, the wall body can be damaged, a sliding door is arranged at the loading and unloading mouth, when loading and unloading are not needed, the door plate descends to seal the loading and unloading mouth, the wall body is damaged, so that the sealing is not thorough, cold air leakage occurs when the goods are not loaded and unloaded in the cold storage, and if the leakage occurs, the loss is more serious, and the refrigerating efficiency is also reduced.
Disclosure of Invention
The invention provides a cold storage thermal insulation automatic detection loading and unloading platform, which aims at the technical problem that cold air leakage is caused by unreasonable foundation pit arrangement in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a freezer keeps warm and surveys loading and unloading platform automatically, includes and opens the loading and unloading mouth on the freezer wall body, sets up the sliding door and the door seal, foundation ditch and the loading and unloading platform in the outside of loading and unloading mouth inboard; the lower side of the loading and unloading port is provided with a lower side wall, and the foundation pit is positioned on the ground inside the lower side wall; the loading platform is arranged in the foundation pit; the loading and unloading platform comprises a base, a transition plate, a platform panel, a telescopic plate and a butt strap; the transition plate is horizontally arranged above the base and is level with the ground, the left side of the deck plate is rotationally connected with the right side of the transition plate, and a lifting hydraulic cylinder is arranged below the right side of the deck plate and used for lifting the deck plate; the expansion plate is arranged on the lower side of the deck plate and can move along the left-right direction of the deck plate, and the right side of the expansion plate is rotationally connected with the left side of the access plate.
Preferably, the sliding lifting door comprises a lifting device and a flap door, wherein the lifting device comprises two lifting rollers and two strands of steel wire ropes, and the two lifting rollers are respectively arranged at two sides above the loading and unloading port; the lower ends of the two strands of steel wire ropes are fixedly connected with two ends of the bottom of the flap door respectively, and the upper ends of the two strands of steel wire ropes are correspondingly wound on the two lifting rollers respectively.
Preferably, the inner sides of the walls on the front side and the rear side of the loading opening are provided with vertical guide concave rails, the thickness of the lower side wall is larger than that of the wall body of the refrigeration house, the lower side wall is provided with an inward protruding part, and the upper surface of the protruding part is provided with a horizontal sealing groove; the guide groove rail is in the same plane with the sealing groove, and the guide groove rail extends downwards into the sealing groove.
Preferably, the front and rear side edges of the flap door are respectively matched in the guide concave rails at the front and rear sides of the loading and unloading port, and the lower edge of the flap door is matched in the sealing groove.
Preferably, an inflatable airbag is arranged in the sealing groove; the flap door is also provided with a transparent glass window.
Preferably, two lifting hydraulic cylinders are respectively positioned at two ends of the right lower side of the table top plate, the cylinder body of each lifting hydraulic cylinder is hinged with the table top plate, and the piston rod of each lifting hydraulic cylinder is hinged with the base; the lower surface of the deck plate is also provided with a telescopic hydraulic cylinder, a cylinder body of the telescopic hydraulic cylinder is fixedly connected with the deck plate, and a piston rod of the telescopic hydraulic cylinder is fixedly connected with the telescopic plate; the front side and the rear side of the lower surface of the table top plate are respectively fixedly connected with a telescopic groove, and the telescopic plate is in sliding connection with the telescopic grooves on the front side and the rear side.
Preferably, the base further comprises two inclined struts, and a plurality of bolt holes are respectively formed in the front side and the rear side of the base; the two diagonal braces are respectively positioned on the front side and the rear side of the expansion plate, one end of each diagonal brace is hinged with the expansion plate, and the other end of each diagonal brace is connected with the bolt hole through a bolt.
Preferably, an anti-collision barrier strip is arranged on the outer side of the lower side wall; the right end of the expansion plate is also provided with a stop block, and the stop block is obliquely arranged right; and an insulating layer is further arranged on the inner side of the lower side wall.
Preferably, the device also comprises a displacement sensor, a rotating device and a laser guiding instrument; the displacement sensor is arranged at the upper part of the inner side of the lower side wall; the rotating device is arranged at the right end of the expansion plate; the laser guiding instrument comprises a laser emitter and a photoelectric receiver; the laser transmitter is fixedly connected with one end of the rotating device, and the photoelectric receiver is arranged in the middle of the upper surface of the lower side wall.
Preferably, the rotating device comprises a first mounting block and a second mounting block; the upper end of the first installation block is fixedly connected with the expansion plate, the lower end of the first installation block is rotationally connected with the upper end of the second installation block through a rotating shaft, and the lower end of the second installation block is fixedly connected with the laser transmitter; balancing weights are arranged on two sides of the laser transmitter in a balanced mode.
Compared with the prior art, the invention has the advantages and positive effects that: (1) The lower side of the loading and unloading port is sealed through the lower side wall, so that a large amount of cool air is prevented from being dispersed from the foundation pit, the loading and unloading platform is provided with the telescopic plate and the access plate and passes over the lower side wall, so that the loading and unloading platform is not contacted with the lower side wall, and is directly lapped at the compartment port of the truck through the access plate, and the cool air leakage caused by damaging the lower side wall is avoided; (2) The lifting device controls the flap gate to ascend and descend, and the flap gate is enabled to slide up and down along the surface of the side wall of the loading and unloading port by guiding the concave rail to limit; the lower side wall is provided with a protruding part, and the upper part of the lower side wall is provided with a sealing groove, so that the lower part of the falling flap door can be clamped into the sealing groove, and the loss of cold air is reduced; (3) The lifting hydraulic cylinder is inverted, so that water drops are prevented from entering the cylinder from a gap between the piston rod and the cylinder body, and the lifting hydraulic cylinder cannot work and is easy to damage, and even the whole hydraulic system is influenced; (4) The displacement sensor and the laser guiding instrument are arranged to realize automatic lap joint of the platform panel, the telescopic plate and the access plate of the loading platform, so that integrated automatic control is realized, the expenditure of cost and time are reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly introduced,
FIG. 1 is a schematic diagram of the use of the present platform;
FIG. 2 is a side view of the loading dock;
FIG. 3 is a perspective view of a loading dock;
FIG. 4 is a side cross-sectional view of a sliding door mounted to a wall;
FIG. 5 is an enlarged view of FIG. 4 at A;
FIG. 6 is a schematic front view of a sliding door mounted to a wall;
FIG. 7 is a cross-sectional view at B-B in FIG. 6;
FIG. 8 is a schematic view of the landing platform of example 2 overlapping the car mouth;
FIG. 9 is a schematic diagram showing the mounting of the displacement sensor and the laser guide in example 2;
FIG. 10 is a schematic view of loading and unloading platforms according to example 2 being received in a foundation pit;
fig. 11 is a schematic view showing the lifting of the loading and unloading platform in embodiment 2.
Reference numerals illustrate:
1-a cold storage wall body, 11-a loading and unloading port, 12-a lower side wall, 121-a heat insulation layer, 13-a guiding concave rail, 14-a protruding part, 15-a sealing groove, 16-a displacement sensor, 17-a rotating device, 171-a first mounting block, 172-a second mounting block, 18-a laser guiding instrument, 181-a laser transmitter, 182-a photoelectric receiver and 19-a balancing weight;
2-sliding lifting door, 21-lifting device, 22-lifting roller, 23-steel wire rope, 24-flap door and 25-transparent glass window;
3-foundation pit;
4-loading and unloading platforms, 41-bases, 42-transition plates, 43-deck plates, 44-telescopic plates, 441-stop blocks, 45-access plates, 46-lifting hydraulic cylinders, 47-telescopic hydraulic cylinders, 48-bolt holes and 49-telescopic grooves;
5-door sealing;
6-inflating an air bag;
7-diagonal bracing;
8-anti-collision barrier strips;
9-truck, 91-carriage and 92-carriage opening.
Detailed Description
In order that the above objects, features and advantages of the invention will be more clearly understood, a further description of the invention will be rendered by reference to the appended drawings and examples.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as described herein, and therefore the present invention is not limited to the specific embodiments of the disclosure that follow.
Example 1
The invention is further described below with reference to fig. 1-7, and the automatic detection loading and unloading platform for thermal insulation of the refrigeration house comprises a loading and unloading opening 11 formed in a wall body 1 of the refrigeration house, a sliding door 2 arranged at the inner side of the loading and unloading opening 11, a door seal 5 arranged at the outer side of the sliding door 2, a foundation pit 3 and a loading and unloading platform 4 as shown in fig. 1-3; the lower side wall 12 is arranged at the lower side of the loading and unloading port 11, and the foundation pit 3 is positioned on the ground inside the lower side wall 12; the loading platform 4 is arranged in the foundation pit 3; the loading platform 4 comprises a base 41, a transition plate 42, a platform plate 43, a telescopic plate 44 and a butt strap 45; the transition plate 42 is horizontally arranged above the base 41 and is level with the ground, the left side of the deck plate 43 is rotationally connected with the right side of the transition plate 42, and a lifting hydraulic cylinder 46 is arranged below the right side of the deck plate 43 and used for lifting the deck plate 43; the expansion plate 44 is provided below the deck plate 43, and is movable in the horizontal direction of the deck plate 43, and the right side of the expansion plate 44 is rotatably connected to the left side of the access plate 45.
The lower side wall 12 is arranged to seal the lower side of the loading and unloading port 11, so that a large amount of cool air is prevented from being dispersed from the foundation pit 3, the loading and unloading platform 4 is provided with the expansion plate 44 and the access plate 45, and the expansion plate passes over the lower side wall 12, so that the loading and unloading platform 4 is not contacted with the lower side wall 12, and is directly taken at the carriage port 92 of the truck 9 through the access plate 45, and the cool air leakage caused by damaging the lower side wall 12 is avoided; the size of the loading and unloading opening 11 is equal to or slightly smaller than that of a carriage opening 92 of the truck 9, the sliding door 2 on the inner side is opened during loading and unloading, the truck 9 is covered by the door seal 5 on the outer side, the cool air is reduced, and the heat preservation effect is achieved.
As shown in fig. 4 and 6, the sliding door 2 includes a lifting device 21 and a flap door 24, the lifting device 21 includes two lifting drums 22 and two steel wire ropes 23, and the two lifting drums 22 are respectively disposed at both sides above the loading and unloading port 11; the lower ends of the two steel wire ropes 23 are fixedly connected with two ends of the bottom of the flap door 24 respectively, and the upper ends of the two steel wire ropes 23 are correspondingly wound on the two lifting rollers 22 respectively.
As shown in fig. 4 to 7, the inner sides of the front and rear side walls of the loading and unloading port 11 are provided with vertical guide concave rails 13, the thickness of the lower side wall 12 is larger than that of the wall body 1 of the refrigeration house, the lower side wall 12 is provided with inward protruding parts 14, and the upper surfaces of the protruding parts 14 are provided with horizontal sealing grooves 15; the guide groove rail 13 is in the same plane as the seal groove 15, and the guide groove rail 13 extends downward into the seal groove 15.
As shown in fig. 4 to 7, the front and rear side edges of the flap door 24 are fitted into the guide rails 13 on the front and rear sides of the loading and unloading port 11, respectively, and the lower edge of the flap door 24 is fitted into the seal groove 15.
By starting the lifting device 21, the lifting roller 22 can realize the retraction of the steel wire rope 23, so that the flap door 24 is lifted and lowered, and the concave rail 13 is guided to limit the displacement of the flap door 24 so as to smoothly slide up and down along the surface of the side wall of the loading and unloading port 11; the lower side wall 12 is provided with a protruding part 14, and a sealing groove 15 is arranged above the lower side wall, so that the lower part of the falling flap door 24 can be clamped into the sealing groove 15, and the loss of cold air is reduced.
As shown in fig. 5, an inflatable airbag 6 is arranged in the sealing groove 15; when the flap door 24 falls down, the lower side enters the sealing groove 15, and the inflatable air bag 6 is inflated and opened, so that the functions of isolation and heat preservation are achieved.
As shown in fig. 1, the flap door 24 is further provided with a transparent glass window 25.
As shown in fig. 3, two lifting hydraulic cylinders 46 are respectively positioned at two ends of the right lower side of the table panel 43, the cylinder body of the lifting hydraulic cylinder 46 is hinged with the table panel 43, and the piston rod of the lifting hydraulic cylinder 46 is hinged with the base 41.
When the forklift carries cargoes, the temperature of the forklift and the cargoes rises from the inside of the refrigerator to the loading and unloading port 11, water drops are formed on the surfaces of the forklift and the cargoes by cool air, and when the forklift passes through the loading and unloading platform 4, the water drops fall on the loading and unloading platform 4 due to jolting, so that the carrying times are more, and the water drops gradually fall on the lifting hydraulic cylinder; the lifting hydraulic cylinder 46 is inverted, the cylinder body is connected with the upper deck plate 43, the piston rod is connected with the lower base 41, and water drops are prevented from entering the cylinder from a gap between the piston rod and the cylinder body, so that the lifting hydraulic cylinder 46 cannot work, is easy to damage, and even affects the whole hydraulic system.
As shown in fig. 2, the lower surface of the deck plate 43 is also provided with a telescopic hydraulic cylinder 47, the cylinder body of the telescopic hydraulic cylinder 47 is fixedly connected with the deck plate 43, and the piston rod of the telescopic hydraulic cylinder 47 is fixedly connected with the telescopic plate 44; the front and rear sides of the lower surface of the table top 43 are fixedly connected with telescopic grooves 49 respectively, and the telescopic plates 44 are slidably connected with the telescopic grooves 49 on the front and rear sides.
The expansion plate 44 moves left and right along the expansion groove 49 under the drive of the expansion hydraulic cylinder 47, the expansion groove 49 is fixed on the deck plate 43, and the expansion plate 44 plays a supporting role when being pressed by a forklift.
The lifting hydraulic cylinder 46 and the telescopic hydraulic cylinder 47 are connected with a hydraulic pump of a hydraulic system through hydraulic pipelines.
As shown in fig. 2 and 3, the base plate further comprises two inclined struts 7, and a plurality of bolt holes 48 are respectively formed on the front side and the rear side of the base plate 41; the two diagonal braces 7 are respectively located on the front side and the rear side of the expansion plate 44, one end of each diagonal brace is hinged to the expansion plate 44, and the other end of each diagonal brace is connected with the corresponding bolt hole 48 through a bolt.
The end of the diagonal brace 7 hinged with the telescopic plate 44 is preferably positioned on the right side of the telescopic plate 44, the right side of the telescopic plate 44 extends out first, if the telescopic plate 44 extends out too much, the supporting effect of the telescopic groove 49 on the telescopic plate is small, and the diagonal brace 7 can play a good supporting role.
As shown in fig. 4 and 6, the outside of the lower side wall 12 is provided with a bump stop bar 8; the wagon 9 is prevented from being damaged by the carriage 91 touching the lower side wall 12 when reversing to the loading and unloading port 11.
As shown in fig. 1-3, a stop block 441 is further disposed at the right end of the expansion plate 44, and the stop block 441 is disposed obliquely rightward; the stop 441 blocks the access panel 45 so that the access panel 45 is in an outward inclined state, and when the access panel 45 descends to the compartment opening 92, the access panel is easier to slide outwards, and manual outward pulling is not required.
As shown in fig. 1, 4 and 5, the inner side of the lower side wall 12 is further provided with an insulation layer 121; the heat insulation layer 121 is a polyurethane heat insulation board, plays a role in heat insulation, and reduces heat exchange between cold air and external hot air through the lower side wall 12.
Example 2
The present embodiment differs from embodiment 1 in that, as shown in fig. 8 to 11, it further includes a displacement sensor 16, a rotation device 17, and a laser guide 18; the displacement sensor 16 is disposed at an upper portion inside the lower side wall 12; the rotating device 17 is arranged at the right end of the expansion plate 44; the laser guide 18 includes a laser transmitter 181 and a photoelectric receiver 182; the laser transmitter 181 is fixedly connected with one end of the rotating device 17, and the photoelectric receiver 182 is arranged in the middle of the upper surface of the lower side wall 12.
When goods need to be loaded and unloaded, the sliding lifting door 2 is opened, a control system is started, clicking is started, the lifting hydraulic cylinder 46 is controlled to push the table panel 43, the telescopic plate 44 and the access plate 45 to lift, and the displacement sensor 16 sets a distance parameter as the maximum distance from the displacement sensor 16 to the access plate 45; when the displacement sensor 16 detects that the distance parameter is larger than the distance parameter, the displacement sensor 16 gives a signal to a control system, and the control system controls the lifting hydraulic cylinder 46 to stop acting or sets to delay one second to stop acting; the telescopic hydraulic cylinder 47 acts to push the telescopic plate 44 to the right until the laser transmitter 181 is positioned right above the photoelectric receiver 182, and the laser transmitter 181 receives the signal reflected by the photoelectric receiver 182 and transmits the signal to the control system; the control system controls the lifting hydraulic cylinder 46 and the telescopic hydraulic cylinder 47 to retract, because the laser guiding instrument 18 has an automatic alignment function, when the positions of the laser transmitter 181 and the photoelectric receiver 182 deviate, the laser transmitter 181 cannot receive signals reflected by the photoelectric receiver 182, the control system controls the lifting hydraulic cylinder 46 and the telescopic hydraulic cylinder 47 to act so that the laser transmitter 181 and the photoelectric receiver 182 are aligned until the access board 45 is overlapped to the carriage opening 92, and when the displacement sensor 16 detects that the distance parameter is smaller than the set distance parameter, the displacement sensor 16 gives a signal to the control system, and when the control system receives the signals transmitted by the displacement sensor 16 again, the control system controls the lifting hydraulic cylinder 46 to stop acting, and the overlapping of the platform panel 43, the telescopic board 44 and the access board 45 of the loading platform to the carriage opening 92 is completed.
As shown in fig. 9, the rotating device 17 includes a first mounting block 171 and a second mounting block 172; the upper end of the first mounting block 171 is fixedly connected with the expansion plate 44, the lower end of the first mounting block 171 is rotatably connected with the upper end of the second mounting block 172 through a rotating shaft, and the lower end of the second mounting block 172 is fixedly connected with the laser transmitter 181.
As shown in fig. 9, balancing weights 19 are uniformly arranged on two sides of the laser transmitter 181; the weight 19 allows the laser transmitter 181 to be more easily rotated relative to one another and maintained in a horizontal position for better alignment with the photo receiver 182.
The present invention is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification and equivalent changes to the above-mentioned embodiments according to the technical substance of the present invention are still within the protection scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a freezer keeps warm and surveys loading and unloading platform automatically which characterized in that, including opening loading and unloading mouth (11) on freezer wall body (1), sliding door (2) and outside door seal (5) that set up in loading and unloading mouth (11) inboard, foundation ditch (3), loading and unloading platform (4) and two bracing (7); the lower side of the loading and unloading port (11) is provided with a lower side wall (12), and the foundation pit (3) is positioned on the ground inside the lower side wall (12); the loading platform (4) is arranged in the foundation pit (3);
the loading and unloading platform (4) comprises a base (41), a transition plate (42), a deck plate (43), a telescopic plate (44) and a butt strap (45); the transition plate (42) is horizontally arranged above the base (41) and is level with the ground, the left side of the deck plate (43) is rotationally connected with the right side of the transition plate (42), and a lifting hydraulic cylinder (46) is arranged below the right side of the deck plate (43) and used for lifting the deck plate (43); the telescopic plate (44) is arranged at the lower side of the deck plate (43) and can move along the left-right direction of the deck plate (43), and the right side of the telescopic plate (44) is rotationally connected with the left side of the access plate (45); a stop block (441) is further arranged at the right end of the telescopic plate (44), and the stop block (441) is obliquely arranged right;
a plurality of bolt holes (48) are respectively formed in the front side and the rear side of the base (41); the two diagonal braces (7) are respectively positioned at the front side and the rear side of the expansion plate (44), one end of each diagonal brace is hinged with the expansion plate (44), and the other end of each diagonal brace is connected with the bolt hole (48) through a bolt;
the automatic detection loading and unloading platform for the thermal insulation of the refrigeration house also comprises a displacement sensor (16), a rotating device (17) and a laser guiding instrument (18); the displacement sensor (16) is arranged at the upper part of the inner side of the lower side wall (12); the rotating device (17) is arranged at the right end of the expansion plate (44);
the laser guiding instrument (18) comprises a laser transmitter (181) and a photoelectric receiver (182); the laser transmitter (181) is fixedly connected with one end of the rotating device (17), and the photoelectric receiver (182) is arranged in the middle of the upper surface of the lower side wall (12);
the rotating device (17) comprises a first mounting block (171) and a second mounting block (172); the upper end of the first mounting block (171) is fixedly connected with the expansion plate (44), the lower end of the first mounting block (171) is rotatably connected with the upper end of the second mounting block (172) through a rotating shaft, and the lower end of the second mounting block (172) is fixedly connected with the laser transmitter (181); balancing weights (19) are uniformly arranged on two sides of the laser transmitter (181).
2. The automatic detection loading and unloading platform for heat preservation of a cold storage according to claim 1, wherein the sliding door (2) comprises a lifting device (21) and a flap door (24), the lifting device (21) comprises two lifting rollers (22) and two steel wire ropes (23), and the two lifting rollers (22) are respectively arranged on two sides above the loading and unloading opening (11); the lower ends of the two steel wire ropes (23) are fixedly connected with two ends of the bottom of the flap door (24) respectively, and the upper ends of the two steel wire ropes (23) are correspondingly wound on the two lifting rollers (22) respectively.
3. The automatic detection loading and unloading platform for heat preservation of a cold storage according to claim 2, wherein the inner sides of the front side wall and the rear side wall of the loading and unloading opening (11) are provided with vertical guide concave rails (13), the thickness of the lower side wall (12) is larger than that of the cold storage wall body (1), the lower side wall (12) is provided with an inward protruding part (14), and the upper surface of the protruding part (14) is provided with a horizontal sealing groove (15); the guiding groove rail (13) is in the same plane with the sealing groove (15), and the guiding groove rail (13) extends downwards into the sealing groove (15).
4. A cold storage thermal insulation automatic detection loading and unloading platform according to claim 3, wherein the front and rear side edges of the flap door (24) are respectively matched in guide concave rails (13) on the front and rear sides of the loading and unloading port (11), and the lower edge of the flap door (24) is matched in a sealing groove (15).
5. A cold storage thermal insulation automatic detection loading and unloading platform according to claim 3, characterized in that an inflatable air bag (6) is arranged in the sealing groove (15);
the flap door (24) is also provided with a transparent glass window (25).
6. The automatic detection loading and unloading platform for heat preservation of a refrigeration house according to claim 1, wherein two lifting hydraulic cylinders (46) are respectively arranged at two ends below the right side of the deck plate (43), a cylinder body of each lifting hydraulic cylinder (46) is hinged with the deck plate (43), and a piston rod of each lifting hydraulic cylinder (46) is hinged with the base (41);
the lower surface of the deck plate (43) is also provided with a telescopic hydraulic cylinder (47), a cylinder body of the telescopic hydraulic cylinder (47) is fixedly connected with the deck plate (43), and a piston rod of the telescopic hydraulic cylinder (47) is fixedly connected with the telescopic plate (44); the front side and the rear side of the lower surface of the table top plate (43) are respectively fixedly connected with a telescopic groove (49), and the telescopic plate (44) is in sliding connection with the telescopic grooves (49) on the front side and the rear side.
7. The automatic detection loading and unloading platform for heat preservation of a refrigeration house according to claim 1, wherein an anti-collision barrier strip (8) is arranged on the outer side of the lower side wall (12); an insulating layer (121) is further arranged on the inner side of the lower side wall (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310023699.2A CN115818298B (en) | 2023-01-09 | 2023-01-09 | Automatic detection loading and unloading platform for heat preservation of refrigeration house |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310023699.2A CN115818298B (en) | 2023-01-09 | 2023-01-09 | Automatic detection loading and unloading platform for heat preservation of refrigeration house |
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| Publication Number | Publication Date |
|---|---|
| CN115818298A CN115818298A (en) | 2023-03-21 |
| CN115818298B true CN115818298B (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202310023699.2A Active CN115818298B (en) | 2023-01-09 | 2023-01-09 | Automatic detection loading and unloading platform for heat preservation of refrigeration house |
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| US7146673B1 (en) * | 2005-11-08 | 2006-12-12 | Rite-Hite Holding Corporation | Weather shield for underneath a dock leveler |
| US8046857B2 (en) * | 2009-04-15 | 2011-11-01 | 4Front Engineered Solutions, Inc. | Dock leveler seals and associated methods and systems |
| CN104003213A (en) * | 2013-02-21 | 2014-08-27 | 高邮市诚信物流有限公司 | Closed unloading device for cold storage |
| CN103883073B (en) * | 2014-03-28 | 2016-08-31 | 上海外经集团控股有限公司 | Heat preservation of refrigeration storage wallboard, freezer and the construction method thereof of the disconnected cold bridge in bottom |
| US10227190B2 (en) * | 2014-10-08 | 2019-03-12 | Rite-Hite Holding Corporation | Methods and apparatus for monitoring a dock leveler |
| CN110342287A (en) * | 2019-08-09 | 2019-10-18 | 上海佰德行物流设施系统工程有限公司 | Three pieces are stretched attachment strap formula loading/unloading platform |
| CN111550093A (en) * | 2020-06-04 | 2020-08-18 | 广州越秀冷链物流有限公司 | Heat preservation system of refrigeration house telescopic loading and unloading goods platform |
| CN213178998U (en) * | 2020-09-16 | 2021-05-11 | 捷曼(天津)门业有限公司 | Full-automatic quick vertical lift cold storage door |
| JP3236146U (en) * | 2021-12-02 | 2022-02-01 | 有限会社小川製作所 | Dock shelter |
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2023
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