KR20180016171A - A trailer for car transport - Google Patents

Abstract

The present invention relates to a trailer to transport a vehicle, adjusting the height of the upper and lower front decks and middle decks by a lifting/lowering means installed in lifting/lowering units to load vehicles on the upper and lower decks to transport the vehicles. According to the present invention, the front deck includes an inclined path to be adjusted to an inclined position from a horizontal position by a cylinder to adjust the height of the vehicle loaded thereon; a position fixation means to stably fixate the inclined path in the adjusted position of the inclined path is installed on both sides of an end part of the inclined path; the middle deck includes a slide deck disposed in an upper part of the rear deck to be able to slide to be withdrawn on the middle deck to partially overlap and dispose two vehicles on the middle deck and a first support member connected to a front end part of the slide deck and rotated to a loading position on the middle deck from a rotary shaft by the cylinder when loading the vehicle. Thus, provided are effects capable of loading four vehicles without increasing the trailer′s total length to enhance transport efficiency, downwardly inclining the vehicle loaded on the front deck to lower the height of the vehicle to conveniently adjust the overall height of the vehicle, and conveniently and safely adjust the height of the upper deck in the middle deck to save costs and enhance safety.

Description

A TRAILER FOR CAR TRANSPORT

The present invention relates to a vehicle transport trailer, and in particular to a trailer which is improved to be able to easily adjust the maximum altitude of a vehicle loaded on a front deck to conform to regulations, and to load two vehicles on a middle deck for loading four vehicles And more particularly to a vehicle trailer having an improved loading deck structure.

Generally, an on-board vehicle is connected to a trailer on which vehicles are loaded to transport new cars to an orderer. In order to improve the transportation efficiency, it is desirable to load as many vehicles as possible. For this purpose, a trailer of a two-layer structure is used and the new vehicle is usually shipped to the vehicle purchaser by loading three cars.

As an example of such a conventional vehicle transportation trailer, in Korean Patent Laid-Open Publication No. 2013-0054877 (published on May 27, 2013), there is disclosed a vehicle including a front loading portion, a front loading portion, An intermediate load portion formed at a lower portion of the intermediate load portion, a rear load portion formed at an upper portion of the intermediate load portion and loaded with a third vehicle, . The first and second elevating members are mounted on the front and rear sides of the intermediate loading portion, respectively. The front and rear elevating and lowering operations are performed by the operation of the first and second elevating members to adjust the inclination and the horizontal, And can be a variable trial.

In addition, in the Korean Patent Registration No. 10-0511840 (registered on Aug. 25, 2005), a pulling portion mounted at the rear of the towing vehicle is formed at the front, and a front end is coupled to a lifting / lowering device A first frame coupled to the lifting device mounted on the middle post and moving up and down; A rear end of the third frame is coupled to an elevating and lowering device mounted on the rear post and is moved up and down, There is disclosed a car carrier having a swash plate composed of a second frame provided with a swash plate.

However, the above-described conventional vehicle transportation trailer can load only one vehicle in each of the front loading part, the intermediate loading part and the rear loading part, so that four vehicles in a vehicle transportation trailer defined by a limited length for more efficient vehicle transportation A structural improvement is required to be able to load.

Further, there is a demand for a structural improvement which can more easily adjust the height of the load cargo so that a vehicle having a high height can be easily loaded on the trailer.

Domestic registered patent No. 0511840 (registered on Aug. 25, 2005) Korean Patent Laid-Open Publication No. 2013-0054877 (published on May 27, 2013)

An object of the present invention is to provide a vehicle transportation trailer having an improved deck structure so that all four vehicles can be loaded by superimposing and stacking two vehicles on a front deck middle deck in order to solve problems in a conventional vehicle transportation trailer .

In addition, in order to solve the problem that it is difficult to adjust the height of the garage when the vehicle is loaded with a high garage and the time required for the adjustment is long, the ramp is inclined from the horizontal state to the downward direction when the vehicle is loaded with a high- The present invention provides an improved vehicle transportation trailer in which a free space is formed between an upper surface and a deck so that the entire height of a garage can be easily adjusted.

In order to attain the above object, the vehicle transportation trailer according to the present invention is characterized in that the trailer includes a front elevating part, a middle elevating part and a rear elevating part on both sides of the trailer, and a front deck and a middle deck, The height of the vehicle is adjusted by the lifting means so that the vehicle is transported by being loaded on the decks of the upper and lower floors,

The front deck includes a ramp adjustable from horizontal to inclined position by the cylinder to adjust the height of the car loaded thereon, and on both sides of the end of the ramp, the ramp is stably fixed at the adjusted position of the ramp A position fixing means is provided,

The middle deck is slidably disposed on the top of the rear deck so as to partially overlap the two decks, and is connected to the front end of the slide deck, And a first support member rotatable to a loading position on the middle deck when the vehicle is loaded.

And a second support member having an upper end connected to the first support member and having a free end for supporting the slide deck and the vehicle loaded thereon together with the first support member. The upper end of the second support member is connected to the upper end of the first support member by a hinge, and the free end in a free state is configured to engage with a stopper provided at both sides of the middle deck.

Further, the slide deck further includes an auxiliary deck rotatably folded so as to extend to extend the length of the slide deck in a state where the slide deck is folded on the front end thereof, So as to extend the length of the slide deck to a length sufficient for vehicle loading.

Wherein the position fixing means provided on the ramp includes support pins provided at both ends of the ramp at slidable positions on both sides of the ramp at a height adjusted by the cylinder and a corresponding end of the ramp controlled by the cylinder And a plurality of latching jaws formed at predetermined intervals on the inner side surface of the side of the trailer so as to be fixed at a predetermined height.

The middle deck is provided with a cylinder to raise and lower one end of the middle deck of the lower layer and the other end of the middle deck is simultaneously raised and lowered by cylinders rotatably fixed to both sides of the bottom of the trailer do. The above-mentioned middle elevating portions on both sides are also mounted with cylinders for raising and lowering the middle deck in the upper layer.

The rod end portion of the cylinder passes through a cylindrical guide member fixed to the bottom surface of the upper middle deck and is projected outward at the time of cylinder operation by a fixing pin connected to a rod of a cylinder mounted on both side bottom portions of the upper middle deck, A fixing pin may be inserted into a hole of a selected one of the holes spaced apart at regular intervals to fix the upper middle deck at the adjusted position.

As a means for raising and lowering the middle deck of the lower layer, a cylinder is mounted on both sides as a position fixing means on a bottom surface of a cylinder mounted on the middle elevating portion on both sides and the rod is advanced downward, A fixing pin connected to a rod advancing or retreating from the cylinder passes through a guide fixed to a bottom surface of the middle deck to be fitted in a hole of a selected position among a plurality of holes for a fixing pin formed at a lower portion of the middle elevating portion to support the middle deck .

In addition, it is preferable that a rear deck formed to extend rearward from the middle deck is provided with a vehicle loading guide path extending from the tail deck inclined downward to a road surface so as to allow the vehicle to move.

The loading guide path may be provided so as to be slidable on the bottom surface of the tail deck by means of an inclined guide path operating cylinder provided on the bottom surface of the rear deck.

A bracket slidably inserted in a guide member extending rearward from a tail deck is connected to an end of a piston rod of the cylinder, and a horizontal connecting member arranged in a width direction of the trailer is integrally welded to an upper surface of the bracket, In the member, two loading induction paths are connected to the hinge at positions spaced apart from each other by the same distance between the wheels of the vehicle on both sides of the trailer.

According to the present invention, there is an effect of improving the transportation efficiency by stacking four vehicles without increasing the length of the trailer by stacking the vehicles so that the two vehicles partially overlap in the middle deck of the vehicle transportation trailer,

In addition, since the vehicle loaded on the front deck is inclined downward, the height of the garage can be lowered, so that it is possible to greatly simplify the overall height adjustment of the garage height, and the height adjustment of the upper deck in the middle deck can be performed more simply and safely, Saving effect and safety improvement.

1 is a schematic side view of a vehicle transportation trailer having an improved loading deck structure in accordance with the present invention;
Fig. 2 is a side view showing a state in which the ramp is horizontally disposed at the same level as the middle deck to load the vehicle in the front deck of Fig. 1; Fig.
Fig. 3 is a side view showing the state in which the ramp is inclined downward to lower the loaded garage after the vehicle loading into the front deck is completed in Fig. 2, and the middle deck is lowered for loading the vehicle;
Fig. 4 is a partial perspective view showing the fixing pin actuating structure for holding the ramp in horizontal and inclined positions in Figs. 2 and 3; Fig.
Figs. 5 (a), 5 (b) and 5 (c) are schematic cross-sectional views for explaining a structure in which the fixing pins are disposed on any one of the engaging jaws formed on the side surfaces of the two side frames to support the ramp in Figs.
Fig. 6 is a schematic side view showing a configuration for raising and lowering the double deck loading deck in the middle elevating section of Fig. 1; Fig.
7 is a schematic cross-sectional view of the trailer in the width direction in Fig. 6;
FIG. 8 is a schematic side view showing a configuration for an up and down operation of the middle deck in the middle elevating portion of FIG. 1; FIG.
Figure 9 is a schematic cross-sectional view of the trailer in the width direction in Figure 8;
10 is a side view schematically showing a configuration for superimposing two vehicles on a middle deck in the trailer of the present invention;
Fig. 11 is a schematic side view showing a configuration for pulling out a slide deck installed in a tail deck for superposing a vehicle in the middle deck in Fig. 10; Fig.
Fig. 12 is a partially enlarged view showing the configuration for the pull-out operation of the slide deck in Fig. 10; Fig.
Figure 13 is a partial enlarged view showing the operation of the auxiliary deck installed on the slide deck to guide the vehicle from the road surface to the tail deck in Figure 12;
14 is a partially enlarged view showing a configuration of a loading guide path for providing a ramp for loading a vehicle in a state of being installed on a tail deck in Fig.
Figure 15 is a partial cross-sectional view showing the unfolding of the folded end of Figure 14;
FIG. 16 is a perspective view of a trailer showing a state in which the vehicle loading guide path of FIG. 14 is received in the bottom surface of the tail deck of the rear deck;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown.

1, a vehicle transport trailer 1 with an improved loading deck comprises a front deck 10 connected to a towing vehicle and loaded with a first vehicle, a middle deck 10 disposed centrally and loaded with a second vehicle, A rear deck 30 disposed behind the middle deck 20 and loaded with a third vehicle and a tail deck 40 connected to the rear deck 30 and loaded with a fourth vehicle.

The upper deck 71 of the upper deck 71 is connected to the cylinder 61 formed on one side of the middle elevating portion 60 and the upper elevating deck 71 of the forward elevating portion 70, The elongated rear deck 50 of the upper layer is raised and lowered by the cylinder 72 by a cylinder not shown in the drawings of the other cylinder 61 and the rear elevating portion 80 provided on the other side of the middle elevating portion 60 And the upper middle deck 50 is inclined at the right end on the tail deck 40 so as to be inclined over the entire length so that the vehicle is moved to the upper decks to load the vehicle, The middle deck 50 is raised and lowered in the elevating portion 60 and the rear elevating portion 80 and the vehicles are arranged in the lower decks under the upper deck.

1 to 5, a rear end portion of the upper front deck 71 is provided with a plurality of fastening holes 62 formed at predetermined intervals in the middle elevating portion 60 for height adjustment, And the fixed rods 63 that are raised and lowered are inserted and supported.

The front deck 10 includes a body 11 and a ramp 12 rotatably connected to the rear end thereof by a link which is horizontally disposed by the cylinder 13, The ramp 12 can be adjusted to a horizontal to inclined position by the cylinder 13 in order to adjust the garage of the vehicle loaded on the front deck 10 after moving to the front deck 10, At both ends of the ramp 12, a position fixing means is provided for stably fixing the ramp at the adjusted position of the ramp.

The position fixing means provided in the ramp 12 are provided at both side ends of the ramp 12 with support pins 14 provided slidably on both sides by the cylinder 15 at a height adjusted by the cylinder 13 (17, 17 ', 17', 17 ', 17', 17 ') formed at regular intervals on the inner side of the side of the trailer so that the free ends of the support pins (14) are fixed at the corresponding heights of the ramps (12) 17 ").

The support pins 14 are connected to one end of a cylinder 15 provided at an end concaved at the rear end of the ramp 12 and the free end of the piston rod 16 projecting from the cylinder during cylinder operation, The cylinder 15 and the piston rod 16 are respectively slid on both sides so that the support pins 14 connected to the cylinder 15 and the piston rod 16 are projected from both ends of the ramp 12, (17, 17 ', 17' ') corresponding to the height of the stopper (12).

As a result, the height of the slope road 12 can be easily adjusted by adjusting the height of the vehicle loaded on the front deck.

6 to 9, a vehicle transportation trailer 1 according to the present invention is installed between a front deck 10 and a middle deck 20 to form a front deck (not shown) along with the middle decks 20, A middle elevating part 60 provided for raising and lowering one end of the middle deck 10 and 50 in order to raise and lower the front deck 10 and a forward elevating part 70 for raising and lowering the other end of the front deck 10, And a rear elevating portion 80 for elevating and lowering the other end of the middle deck 50 in the upper layer.

The middle decks 50 of the upper layer are raised and lowered simultaneously by the driving means mounted on the middle elevating portion 60 and the rear elevating portion 80. The middle deck 20 of the lower layer Is raised and lowered by a cylinder (68) mounted on the middle lift portion (60) at one side and the other end is raised and lowered simultaneously by a cylinder (100) rotatably fixed to the bottom of the trailer.

Cylinders 61 and 63 are mounted on both sides of the middle elevating part 60 to raise and lower the ends of the upper deck 71 and the middle deck 50, respectively. The rod end portion of the cylinder 63 is connected to a rod pin of a cylinder 69 mounted on the bottom of both side portions of the upper middle deck 50 by a cylindrical guide 63 fixed to the bottom surface of the upper middle deck 50, The fixing pin 66 is inserted into the hole of the selected position among the holes 65 protruding outwardly when the cylinder 69 is operated through the member 67 and spaced apart from the middle elevating part 60 at a predetermined interval The upper middle deck 50 is fixed in the adjusted position.

As a means for raising and lowering the middle deck 20 in the lower layer, a cylinder 68 is mounted on the middle elevating portion 60 on both sides so that the rod is moved downward. On the bottom surface of the lower deck 20, A cylinder 90 is mounted on both sides as fixing means and a fixing pin 93 connected to a rod 91 which advances or retracts in the cylinder 90 is fixed to a lower surface of the middle deck 20 92 so as to support the middle deck 20 while being inserted into holes of a selected one of a plurality of holes 94 for the fixing pins formed at the lower portion of the middle elevating portion 60, Is fixed to the upper surface of the end portion of the guide 92 fixed to the bottom surface of the middle deck 20.

A rotatable cylinder 100 is provided on the bottom surface of the other side of the middle deck 20 which is raised and lowered by a cylinder 68 mounted on the middle elevating portion 60 so that one side of the middle deck 20 And the other side is raised and lowered in interlock with the up-down operation.

Thus, the height of the upper and lower middle decks 20 and 50 can be easily adjusted by the cylinders 63 and 68 installed in the upper and lower parts of the middle elevating part 60, and the upper and lower middle decks 20 and 50, The fixing pins 66 and 93 are inserted into the holes of the selected height among the holes 65 and 94 formed on both sides of the middle lift portion 60 by the cylinders 69 and 90 installed in the width direction of the upper and lower layers, Decks can be kept safe.

10 to 13, the vehicle transportation trailer 1 according to the present invention includes a middle deck 20 configured to partially overlap two vehicles.

To this end, the middle deck 20 includes a slide deck 31 slidably disposed on an upper portion of the rear deck 30 and drawn out onto the middle deck, and a hinge 23 connected to a distal end of the slide deck 31 A first support member 21 which is pivotable on the pivot shaft 29 and a cylinder 22 which rotates the first support member 21 to a loading position on the middle deck when the vehicle is loaded.

A second support member 25 having an upper end connected to the first support member 21 and having a free end to support the slide deck 31 and a vehicle loaded thereon together with the first support member 21 The free end of the second support member 25 is connected to the upper end of the first support member 21 by a hinge 24 and the free end of the second support member 25 is in a free state. (26) to support the slide deck (31) and the vehicle loaded thereon together with the first support member (21).

The slide deck (31) is further provided with an auxiliary deck (28) rotatable so as to extend so as to extend the length of the slide deck in a state where the slide deck (31) The slide deck 31 is pivoted so as to extend the length of the slide deck 31 to a sufficient length necessary for vehicle loading in a state where the slide deck 31 is safely supported by the first and second support members 21 and 25.

 The first supporting member 21 is rotated by operating the cylinder 22 to load the third vehicle on the middle deck in a state where the second vehicle is loaded on the middle deck 20 (the first vehicle is already loaded on the front deck) And the second support member 25 at the final withdrawal position is hooked by the toothed portion 27 formed at the lower end of the stopper 26 to slide the slide deck 31 drawn out from the middle deck 20 Are supported by the first and second support members 20, 25. At this time, the auxiliary deck 28 in the folded state at the leading end of the drawn slide deck 31 is rotated as shown in FIG. 13 to extend the length of the slide deck 31.

In this state, as shown in Fig. 10, the third vehicle 50 is moved in the rear deck 30 and stacked on the slide deck 31. Fig. At this time, the slide deck 31 and the auxiliary deck 28 at the tip thereof are positioned on the car body net already loaded on the middle deck 20, and the third vehicle loaded on the middle deck 20 and the auxiliary deck 28 And partially overlapped with the vehicle already loaded on the middle deck.

As a result, it is possible to efficiently load the vehicle by arranging the two vehicles in a superposed manner in the middle deck 20 while obeying the legal regulations without extending the entire length of the trailer having a limited length as in the conventional art.

14 to 16, a trailer according to the present invention includes a vehicle loading guide path 46 extending obliquely from a tail deck 40 formed to be inclined downwardly to a rear deck 30 so as to allow the vehicle to move .

The loading guide path 46 is slidably provided on the bottom surface of the tail deck 40 by an inclined guide path operation cylinder 42 provided on the bottom surface side of the rear deck 30. [ A bracket 45 slidable by a guide member 44 extending rearward from the tail deck 40 is connected to the end of the piston rod 44 of the cylinder 42, The transverse connecting member 101 is integrally welded to the hinge 104 at two positions spaced apart from each other by the same distance between the wheels of the vehicle on both sides of the trailer, The loading guide paths 46 are connected.

The pedestal 106 is formed downward at the free end of the loading guide path 46 so that the free end of the pedestal 106 is supported by the road surface when the loading guide path 46 is drawn out, A roller 48 is provided.

A folded end 49 is rotatably folded and accommodated in the hinge so as to be opened in contact with the road surface on the upper surface of the free end of the loading guide path 46. The folded end 49 is folded in the frames 47 of the loading guide path 46, Quot; L "shaped seating support 105 is formed inside each of the two spaced apart frames 47 of the loading guide so that the end of the magazine end 49 is seated in the seating support 26 .

A cover member 110 covering the lead portion of the loading ramp 46 at the end of the trail deck 40 connected to the rear deck 30 of the trailer is rotatably provided at the hinge 111. [

An induction ramp for guiding movement for loading or unloading vehicles from the tail deck 40 is accommodated so as to be withdrawn from the tail deck 40 so as to meet the restriction on the overall length of the trailer, There is an effect that it is possible to eliminate the inconvenience of carrying out the installation and collection work while carrying it in the trailer, and to perform the loading and unloading work of the vehicle more efficiently.

Thus, in the conventional trailer having a limited length, the two decks can be stacked in the middle deck, and the loading deck can be taken out from the tail deck, so that the lower part of the trailer Four vehicles can be loaded on the decks of the vehicle as a whole, thereby improving the vehicle transportation efficiency.

INDUSTRIAL APPLICABILITY The present invention can be applied to a vehicle transportation trailer for vehicle consignment so as to be able to perform vehicle consignment more efficiently.

10: front deck 12: ramp
13, 15: cylinder 14: support pin
17, 17 ', 17 ": engagement jaw 20: middle deck
21: first support member 22: cylinder
23, 24: a hinge 25: a second supporting member
26: stopper 28: auxiliary deck
30: rear deck 31: slide deck
40: tail deck 42: cylinder
44: Piston rod 45: Bracket
46: Loading guide path 50: Upper middle deck
60, 70, 80: elevating part 101: horizontal connecting member
105:

Claims (10)

The front and rear decks of the upper and lower layers and the middle deck are adjusted by the elevating and lowering means provided on the elevating portions on both sides of the trailer, A trailer according to claim 1,
The front deck includes a ramp adjustable from horizontal to inclined position by a cylinder to adjust the height of the car loaded thereon, and at both ends of the ramp, a ramp is steadily fixed at the adjusted position of the ramp A position fixing means is provided,
The middle deck is slidably disposed on the top of the rear deck so as to partially overlap the two decks, and is connected to the front end of the slide deck, And a first support member pivotable to a loading position on the middle deck when the vehicle is loaded.
The method according to claim 1,
Further comprising a second support member having an upper end connected to the first support member and having a free end to support a slide deck and a vehicle loaded thereon together with the first support member, And a free end connected to the upper end of the first support member by a hinge and free to engage with a stopper provided on both sides of the middle deck.
The method according to claim 1,
Wherein the slide deck further includes an auxiliary deck rotatably pivotally extended to extend the length of the slide deck in a state of being folded over the tip of the slide deck, Wherein the slide deck is pivoted so as to extend the length of the slide deck to a sufficient length necessary for vehicle loading in a state of being safely supported by the vehicle.
The method according to claim 1,
The position fixing means provided in the ramp includes support pins provided at both ends of the ramp slidably on both sides of the ramp at a height adjusted by the cylinder 13 and the free ends of the support pins are adjusted by the cylinder And a plurality of latching jaws formed at regular intervals on the inner side surface of the side of the trailer so as to be fixed at a corresponding height of the ramp.
The method according to claim 1,
The middle deck is provided with a cylinder to raise and lower one end of the middle deck of the lower layer and the other end of the middle deck is simultaneously raised and lowered by cylinders rotatably fixed to both sides of the bottom of the trailer And,
Characterized in that a cylinder is mounted on the middle elevating portions on both sides to raise and lower the middle deck in the upper layer.
6. The method of claim 5,
The rod end portion of the cylinder passes through a cylindrical guide member fixed to the bottom surface of the upper middle deck and is projected outward at the time of cylinder operation by a fixing pin connected to a rod of a cylinder mounted on both side bottom portions of the upper middle deck, Wherein a fixing pin is inserted into a hole of a selected one of the holes spaced apart at regular intervals to fix the upper middle deck at the adjusted position.
The method according to claim 6,
As a means for raising and lowering the middle deck of the lower layer, a cylinder is mounted on both sides as a position fixing means on a lower surface of a cylinder mounted on the middle elevating portion on both sides and the rod is advanced downward, A fixing pin connected to a rod advancing or retreating from the cylinder passes through a guide fixed to a bottom surface of the middle deck and is fitted in a hole of a selected position among a plurality of holes for a fixing pin formed at a lower portion of the middle elevating portion to support the middle deck Features trailer for vehicle transport.
The method according to claim 1,
A rear deck formed to extend rearward from the middle deck is provided with a vehicle loading guide path extending obliquely from a tail deck inclined downward to a road surface so that the vehicle can be moved,
Wherein the loading guide path is slidably provided on the bottom surface of the tail deck by an inclined guide path operating cylinder provided on the bottom side of the rear deck.
9. The method of claim 8,
A bracket slidably inserted in a guide member extending rearward from a tail deck is connected to an end of a piston rod of the cylinder, and a horizontal connecting member arranged in a width direction of the trailer is integrally welded to an upper surface of the bracket, Characterized in that two loading guide paths are connected to the members at hinges at positions spaced apart from each other by the same distance between the wheels of the vehicle on both sides of the trailer.
10. The method of claim 9,
Wherein a bearing is formed downward at the free end of the loading guide path so as to support the free end thereof against the road surface when the loading guide path is drawn out and a roller is provided at a lower end of the bearing guide,
The folding end is rotatably folded and received on the upper surface of the free end of the loading guide path so as to be brought into contact with the road surface so that the folding support part is folded in the frames of the loading guide path, Lt; RTI ID = 0.0 > of the < / RTI > spaced apart frames.

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