CN222271897U - A hydraulic lifting single-axle trailer - Google Patents
A hydraulic lifting single-axle trailer Download PDFInfo
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- CN222271897U CN222271897U CN202420846931.2U CN202420846931U CN222271897U CN 222271897 U CN222271897 U CN 222271897U CN 202420846931 U CN202420846931 U CN 202420846931U CN 222271897 U CN222271897 U CN 222271897U
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010030 laminating Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
本实用新型公开了一种液压升降单轴拖车，包括拖车主体，所述拖车主体前端固定安装设置有拖车梁，所述拖车梁前端固定安装设置有连接梁，所述拖车主体上端前侧固定安装设置有控制箱，所述控制箱内部分别固定安装设置有移动控制电源和液压油缸，所述拖车主体上端前侧固定安装设置有用于对摩托车进行固定的固定架；所述拖车梁前侧端固定安装设置有固定盘，所述固定盘外侧中部通过转轴转动连接有转动盘，所述转动盘外侧固定安装设置有第一液压伸缩杆，所述第一液压伸缩杆下底端伸缩部分通过销轴转动连接有支撑滚轮，所述固定盘外侧四角贯穿开设有第一销孔。本实用新型实现拖车主体上下升降调节的同时，便于对摩托车进行运输装卸。
The utility model discloses a hydraulic lifting single-axle trailer, comprising a trailer body, a trailer beam fixedly installed at the front end of the trailer body, a connecting beam fixedly installed at the front end of the trailer beam, a control box fixedly installed at the front side of the upper end of the trailer body, a mobile control power supply and a hydraulic cylinder fixedly installed inside the control box, and a fixed frame for fixing a motorcycle fixedly installed at the front side of the upper end of the trailer body; a fixed plate fixedly installed at the front end of the trailer beam, a rotating plate rotatably connected to the middle part of the outer side of the fixed plate through a rotating shaft, a first hydraulic telescopic rod fixedly installed at the outer side of the rotating plate, a telescopic part at the lower end of the first hydraulic telescopic rod rotatably connected to a supporting roller through a pin shaft, and first pin holes are opened through the four corners of the outer side of the fixed plate. The utility model realizes the up and down lifting and adjustment of the trailer body, and is convenient for transporting and loading and unloading motorcycles.
Description
Technical Field
The utility model relates to the technical field of trailers, in particular to a hydraulic lifting single-axle trailer.
Background
A trailer is a device for transporting goods or vehicles and is typically composed of two parts, a towing head and a trailer. The tug head is typically the power section responsible for providing traction and the trailer is the section that is towed for loading cargo or other vehicles. Trailers can be classified into various types according to their uses and structural features, such as flatbed trailers, container trailers, low flatbed trailers, full trailers, semitrailers, and the like. These different types of trailers have different applications in different situations.
Along with the rapid development of modern logistics industry, the trailer is an important transportation tool, and the diversified requirements on performance and functions of the trailer are increasingly highlighted, wherein in the transportation process of using the trailer to transport a motorcycle, a forklift or a crane is usually required to be used for lifting or hoisting, so that the motorcycle is moved to the upper end of the trailer for fixed transportation, but in the lifting or hoisting process of using the forklift or crane to move the motorcycle to the upper end of the trailer for fixed transportation, the operation process is complicated, and meanwhile, the transportation cost of the motorcycle is increased.
Disclosure of utility model
The utility model aims to provide a hydraulic lifting single-axle trailer, which solves the problems in the prior art.
The front end of the trailer body is fixedly provided with a trailer beam, the front end of the trailer beam is fixedly provided with a connecting beam, the front side of the upper end of the trailer body is fixedly provided with a control box, the inside of the control box is fixedly provided with a mobile control power supply and a hydraulic cylinder respectively, and the front side of the upper end of the trailer body is fixedly provided with a fixing frame for fixing a motorcycle;
The front side end of the trailer beam is fixedly provided with a fixed disc, the middle part of the outer side of the fixed disc is rotationally connected with a rotating disc through a rotating shaft, the outer side of the rotating disc is fixedly provided with a first hydraulic telescopic rod, the telescopic part of the lower bottom end of the first hydraulic telescopic rod is rotationally connected with a supporting roller through a pin shaft, four corners of the outer side of the fixed disc are penetrated and provided with first pin holes, the side end of the rotating disc is penetrated and provided with second pin holes, and the inner wall of the second pin holes is jointed and movably connected with positioning pins;
the two sides of the front end of the trailer body are rotationally connected with supporting arms through pin shafts, the rear sides of the lower ends of the supporting arms are rotationally connected with buffer assemblies through pin shafts, the upper ends of the supporting arms are rotationally connected with second hydraulic telescopic rods through pin shafts, the telescopic parts of the rear ends of the second hydraulic telescopic rods are rotationally connected with swinging arms through pin shafts, and the rear ends of the swinging arms are rotationally connected with single-shaft wheels through pin shafts;
The trailer is characterized in that the tail end of the trailer body is rotationally connected with an auxiliary tail plate through a pin shaft, a third pin hole is formed in the tail end of the trailer body and the side edge of the lower end of the auxiliary tail plate in a penetrating mode, and a connecting pin is movably connected to the inner wall of the third pin hole in a fitting mode.
Preferably, the front end of the connecting beam is provided with a connecting hole.
Preferably, the top end of the first hydraulic telescopic rod is fixedly provided with an armrest, and the bottom of the supporting roller is supported with the ground.
Preferably, the number of the first pin holes is four, four corners of the outer side of the fixed disc are symmetrically distributed respectively, and the inner sides of the positioning pins are attached to the inner walls of the first pin holes in a movable mode.
Preferably, the number of the supporting arms is two, the two supporting arms are symmetrically distributed on two sides of the front end of the trailer body respectively, and the rear end of the buffer assembly is rotationally connected to the outer side of the front end of the trailer body through a pin shaft.
Preferably, the buffer assembly comprises a fixed column, a fixed pipe, a front fixed ring, a rear fixed ring and a buffer spring, wherein the rear end of the fixed column is jointed with the inner wall of the front end of the fixed pipe in a movable mode, the front fixed ring is fixedly arranged on the outer curved surface of the front end of the fixed column, the rear fixed ring is fixedly arranged on the outer curved surface of the rear end of the fixed pipe, and the front end and the rear end of the buffer spring are fixedly arranged on the rear side of the front fixed ring and the front side of the rear fixed ring respectively.
Preferably, the swing arm downside is connected in the middle part outside of trailer main part front end through the round pin axle rotation around, unipolar wheel bottom sprag and ground, trailer main part front end outside fixed mounting is provided with the protection casing, and the protection casing will second hydraulic telescoping rod and buffer module surround inside.
Preferably, the upper end of the auxiliary tail plate is inclined, and two sides of the connecting pin penetrate through and are movably connected with limiting iron wires.
Compared with the prior art, the utility model has the beneficial effects that:
1. When the first hydraulic telescopic rod and the second hydraulic telescopic rod are synchronously controlled to be opened, the trailer body can be lifted and adjusted up and down, when the trailer body descends, the limit iron wire is released to limit the connecting pin, when the limit iron wire is released to limit the connecting pin, the connecting pin is pulled outwards, the auxiliary tail plate is pushed to swing downwards when the connecting pin is pulled outwards, the bottom of the auxiliary tail plate is attached to the ground when the auxiliary tail plate swings downwards, the motorcycle to be transported is pushed to the upper end of the trailer body by pushing the motorcycle to be transported along the upper end of the auxiliary tail plate, and when the motorcycle is pushed to the upper end of the trailer body, the motorcycle can be fixed through the fixing frame, so that the upward and downward lifting adjustment of the trailer body is realized, and the transportation, the loading and the unloading of the motorcycle are facilitated;
2. The utility model also controls the lower end of the first hydraulic telescopic rod to be contracted, when the lower end of the first hydraulic telescopic rod is contracted, the supporting roller is driven to move upwards to be contracted, when the supporting roller moves upwards to be contracted, the locating pin is pulled outwards, when the locating pin is pulled outwards, the limit fixation of the locating pin, which is matched with the second pin hole and the first pin hole, to the rotating disc and the first hydraulic telescopic rod is released, when the limit fixation of the locating pin, which is matched with the second pin hole and the first pin hole, to the rotating disc and the first hydraulic telescopic rod is released, the first hydraulic telescopic rod is pushed to swing horizontally through the handrail, when the first hydraulic telescopic rod swings horizontally, the rotating disc is driven to rotate, when the rotating disc rotates, the second pin hole is driven to rotate, when the second pin hole rotates to be overlapped with the first pin hole, the locating pin is sequentially inserted into the second pin hole and the inner wall of the first pin hole again, and the first hydraulic telescopic rod can be limited and fixed again, so that the effect of folding and storing horizontally is achieved, and the first hydraulic telescopic rod and the supporting roller are convenient to carry out.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a hydraulic lifting single-axle trailer according to the present utility model;
FIG. 2 is a schematic diagram of the overall structure of a hydraulic lifting single-axle trailer according to the present utility model;
FIG. 3 is a schematic view of a hydraulic lifting single-axle trailer according to the present utility model;
FIG. 4 is a schematic diagram of a hydraulic lifting single-axle trailer according to the second embodiment of the present utility model;
fig. 5 is a schematic diagram of a partial structure of a hydraulic lifting single-axle trailer according to the present utility model.
In the figure, 1, a trailer body, 2, a trailer beam, 3, a connecting beam, 4, a control box, 5, a mobile control power supply, 6, a hydraulic oil cylinder, 7, a fixed disc, 8, a rotating disc, 9, a first hydraulic telescopic rod, 10, a supporting roller, 11, a first pin hole, 12, a second pin hole, 13, a locating pin, 14, a supporting arm, 15, a buffer component, 1501, a fixed column, 1502, a fixed pipe, 1503, a front fixed ring, 1504, a rear fixed ring, 1505, a buffer spring, 16, a second hydraulic telescopic rod, 17, a swinging arm, 18, a single-shaft wheel, 19, an auxiliary tail plate, 20, a third pin hole, 21, a connecting pin, 22, a limiting iron wire, 23, a protective cover, 24 and a fixed frame are shown.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the utility model provides a hydraulic lifting single-axle trailer technical scheme, which comprises a trailer main body 1, wherein a trailer beam 2 is fixedly arranged at the front end of the trailer main body 1, a connecting beam 3 is fixedly arranged at the front end of the trailer beam 2, and a connecting hole is formed at the front end of the connecting beam 3, so that the connecting beam 3 is matched with the connecting hole to be connected with the tail part of an external tractor to achieve the effect of a trailer, a control box 4 is fixedly arranged at the front side of the upper end of the trailer main body 1, a mobile control power supply 5 and a hydraulic cylinder 6 are respectively and fixedly arranged in the control box 4, and a fixing frame 24 for fixing a motorcycle is fixedly arranged at the front side of the upper end of the trailer main body 1;
The front side end of the trailer beam 2 is fixedly provided with a fixed disc 7, the middle part of the outer side of the fixed disc 7 is rotationally connected with a rotating disc 8 through a rotating shaft, the outer side of the rotating disc 8 is fixedly provided with a first hydraulic telescopic rod 9, the upper top end of the first hydraulic telescopic rod 9 is fixedly provided with an armrest, the telescopic part of the lower bottom end of the first hydraulic telescopic rod 9 is rotationally connected with a supporting roller 10 through a pin shaft, the bottom of the supporting roller 10 is supported with the ground, four corners of the outer side of the fixed disc 7 are respectively symmetrically distributed at four corners of the outer side of the fixed disc 7, the side end of the rotating disc 8 is provided with a second pin hole 12 in a penetrating manner, the inner wall of the second pin hole 12 is movably connected with a positioning pin 13 in a fitting manner, and the inner side of the positioning pin 13 is movably connected with the inner wall of the first pin hole 11, so that the rotating disc 8 and the first hydraulic telescopic rod 9 are limited and fixed by the positioning pin 13 in a matching manner with the second pin hole 12 and the first pin hole 11;
The two sides of the front end of the trailer body 1 are rotationally connected with the supporting arms 14 through pin shafts, the number of the supporting arms 14 is two, the two sides of the front end of the trailer body 1 are symmetrically distributed respectively, the rear side of the lower end of the supporting arm 14 is rotationally connected with the buffer component 15 through pin shafts, the rear end of the buffer component 15 is rotationally connected to the outer side of the front end of the trailer body 1 through pin shafts, the buffer component 15 comprises a fixed column 1501, a fixed pipe 1502, a front fixed ring 1503, a rear fixed ring 1504 and a buffer spring 1505, the rear end of the fixed column 1501 is attached to the inner wall of the front end of the fixed pipe 1502 and movably connected to the outer curved surface of the front end of the fixed column 1501, the rear fixed ring 1504 is fixedly arranged on the outer curved surface of the rear end of the fixed pipe 1502, the front end and the rear end of the buffer spring 1505 are fixedly arranged on the rear side of the front fixed ring 1503 and the front side of the rear fixed ring 1504 respectively, when the buffer component 15 is stressed by pulling force or pushing force, the fixed column 1501 moves back and forth along the inner wall of the fixed tube 1502, when the fixed column 1501 moves back and forth, the front fixed ring 1503 is driven to move back and forth, when the front fixed ring 1503 moves back and forth, the buffer spring 1505 is stretched or compressed, when the buffer spring 1505 is stretched or compressed, elastic potential energy generated by stretching or compression deformation of the buffer spring is matched with friction force generated by the back and forth movement of the fixed column 1501 along the inner wall of the fixed tube 1502, the buffer assembly 15 plays a role of buffering and absorbing energy, the upper end of the supporting arm 14 is rotationally connected with the second hydraulic telescopic rod 16 through a pin shaft, the rear telescopic part of the second hydraulic telescopic rod 16 is rotationally connected with the swinging arm 17 through a pin shaft, the lower side of the swinging arm 17 is rotationally connected with the middle outer side of the front end of the trailer body 1 through a pin shaft, the rear end of the swinging arm 17 is rotationally connected with the single-axle wheel 18 through a pin shaft, the bottom of the single-axle wheel 18 is supported with the ground, a protective cover 23 is fixedly arranged on the outer side of the front end of the trailer body 1, and the protective cover 23 surrounds the second hydraulic telescopic rod 16 and the buffer assembly 15 inside, so that the second hydraulic telescopic rod 16 and the buffer assembly 15 are prevented from dust and collision through the protective cover 23;
The trailer body 1 tail end is connected with supplementary tailboard 19 through the round pin axle rotation, and supplementary tailboard 19 upper end is the slope form, the trailer body 1 tail end runs through with supplementary tailboard 19 lower extreme side and has seted up third pinhole 20, the laminating swing joint of third pinhole 20 inner wall has connecting pin 21 for carry out spacing fixedly to supplementary tailboard 19 through connecting pin 21 cooperation third pinhole 20, connecting pin 21 both sides run through laminating swing joint and have spacing iron wire 22, make spacing iron wire 22 to connecting pin 21 through spacing, avoid connecting pin 21 to appear the condition that drops.
Working principle: when the utility model is used, the first hydraulic telescopic rod 9 and the second hydraulic telescopic rod 16 are synchronously controlled to be opened, when the first hydraulic telescopic rod 9 is opened, the first hydraulic telescopic rod 9 can drive the supporting roller 10 to move up and down linearly, because the bottom of the supporting roller 10 supports and the ground, when the supporting roller 10 moves up and down linearly, the upper end of the first hydraulic telescopic rod 9 can drive the front end of the trailer body 1 to move up and down, when the second hydraulic telescopic rod 16 is opened, the rear end of the swinging arm 17 is driven to swing up and down, when the rear end of the swinging arm 17 swings up and down, the single-axle wheel 18 is driven to swing up and down, and the bottom of the single-axle wheel 18 supports and the ground, so that when the single-axle wheel 18 swings up and down, the rear end of the trailer body 1 can move up and down along with the front end of the trailer body 1, when the first hydraulic telescopic rod 9 and the second hydraulic telescopic rod 16 are synchronously controlled to be opened, the trailer body 1 can be adjusted in a lifting mode, when the trailer body 1 descends, the limit of the limit iron wires 22 on the connecting pins 21 is released, when the limit of the limit iron wires 22 on the connecting pins 21 is released, the connecting pins 21 are pulled outwards, when the connecting pins 21 are pulled outwards, the auxiliary tail plate 19 is pushed to swing downwards, when the auxiliary tail plate 19 swings downwards, the bottom of the auxiliary tail plate 19 is attached to the ground, when the bottom of the auxiliary tail plate 19 is attached to the ground, a motorcycle to be transported is pushed to the upper end of the trailer body 1 by pushing the motorcycle along the upper end of the auxiliary tail plate 19, and when the motorcycle is pushed to the upper end of the trailer body 1, the motorcycle is fixed through the fixing frame 24, so that the upward and downward lifting adjustment of the trailer body 1 is realized, and meanwhile, the transportation, the motorcycle and the loading and the unloading are convenient;
Simultaneously, be connected with the external tractor afterbody through connecting beam 3 cooperation connecting hole, when connecting beam 3 cooperation connecting hole is connected with the external tractor afterbody, can pull the removal through the external tractor to trailer main part 1, when the external tractor pulls the removal to trailer main part 1, shrink through the control opening first hydraulic telescoping rod 9 lower extreme, when first hydraulic telescoping rod 9 lower extreme is shrink, can drive supporting roller 10 and move the shrink upwards, when supporting roller 10 moves the shrink upwards, through outwards pulling out locating pin 13, when locating pin 13 is outwards pulled out, can remove locating pin 13 and cooperate second pinhole 12 and first pinhole 11 to the spacing fixed of rolling disc 8 and first hydraulic telescoping rod 9, when removing locating pin 13 and cooperating second pinhole 12 and first pinhole 11 to the spacing fixed of rolling disc 8 and first hydraulic telescoping rod 9, through pushing first hydraulic telescoping rod 9 to carry out horizontal oscillation, can drive rolling disc 8 and rotate when first hydraulic telescoping rod 9 carries out horizontal oscillation, can drive rolling disc 8 and rotate when rolling disc 8 rotates and can drive second pinhole 12 and carry out the second pinhole 12 and roll-over to rotate to first pinhole 11 when first pinhole and second pinhole and first pinhole 11 are folded, can realize the spacing fixed to first pinhole and second pinhole and 11 and the horizontal telescoping rod 9 in proper order, thereby realize that the rolling disc 8 and first pinhole and first telescopic rod 11 are folded and the inner wall is realized;
Meanwhile, in the transportation process of the motorcycle by the trailer body 1, due to the fact that the single-axle wheels 18 are capable of fluctuating up and down in different road conditions, when the single-axle wheels 18 are capable of fluctuating up and down, the upper end of the swinging arm 17 is driven to swing back and forth, when the upper end of the swinging arm 17 is capable of swinging back and forth, the second hydraulic telescopic rod 16 is driven to swing back and forth, when the second hydraulic telescopic rod 16 is capable of swinging back and forth, the lower end of the supporting arm 14 is driven to swing back and forth, the buffer component 15 is pulled or pushed when the lower end of the supporting arm 14 swings back and forth, when the buffer component 15 is stressed to move back and forth along the inner wall of the fixed pipe 1502, the front fixed ring 1503 is driven to move back and forth when the front fixed ring 1501 moves back and forth, the buffer spring 1505 is stretched or compressed, the buffer component 15 is driven to absorb energy by the elastic force generated by the back and forth movement of the inner wall of the fixed pipe 1502 in a matched mode, so that the buffer component 15 can achieve the effect of absorbing energy, and meanwhile the situation of the motorcycle is prevented from being damaged in the transportation process of the motorcycle is avoided.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The hydraulic lifting single-shaft trailer is characterized by comprising a trailer main body (1), wherein a trailer beam (2) is fixedly arranged at the front end of the trailer main body (1), a connecting beam (3) is fixedly arranged at the front end of the trailer beam (2), a control box (4) is fixedly arranged at the front side of the upper end of the trailer main body (1), a mobile control power supply (5) and a hydraulic cylinder (6) are respectively and fixedly arranged in the control box (4), and a fixing frame (24) for fixing a motorcycle is fixedly arranged at the front side of the upper end of the trailer main body (1);
The front side end of the trailer beam (2) is fixedly provided with a fixed disc (7), the middle part of the outer side of the fixed disc (7) is rotationally connected with a rotating disc (8) through a rotating shaft, the outer side of the rotating disc (8) is fixedly provided with a first hydraulic telescopic rod (9), a bottom telescopic part of the first hydraulic telescopic rod (9) is rotationally connected with a supporting roller (10) through a pin shaft, four corners of the outer side of the fixed disc (7) are penetrated and provided with first pin holes (11), the side end of the rotating disc (8) is penetrated and provided with second pin holes (12), and the inner wall of the second pin holes (12) is jointed and movably connected with positioning pins (13);
The two sides of the front end of the trailer main body (1) are rotationally connected with a supporting arm (14) through a pin shaft, the rear side of the lower end of the supporting arm (14) is rotationally connected with a buffer assembly (15) through a pin shaft, the upper end of the supporting arm (14) is rotationally connected with a second hydraulic telescopic rod (16) through a pin shaft, the telescopic part at the rear end of the second hydraulic telescopic rod (16) is rotationally connected with a swinging arm (17) through a pin shaft, and the rear end of the swinging arm (17) is rotationally connected with a single-shaft wheel (18) through a pin shaft;
The trailer is characterized in that the tail end of the trailer body (1) is rotationally connected with an auxiliary tail plate (19) through a pin shaft, a third pin hole (20) is formed in the tail end of the trailer body (1) and the side edge of the lower end of the auxiliary tail plate (19) in a penetrating mode, and a connecting pin (21) is movably connected with the inner wall of the third pin hole (20) in a fitting mode.
2. The hydraulic lifting single-axle trailer according to claim 1, wherein the front end of the connecting beam (3) is provided with a connecting hole.
3. The hydraulic lifting single-axle trailer according to claim 2, wherein an armrest is fixedly arranged at the upper top end of the first hydraulic telescopic rod (9), and the bottom of the supporting roller (10) is supported with the ground.
4. The hydraulic lifting single-axle trailer according to claim 3, wherein the number of the first pin holes (11) is four, the four first pin holes are symmetrically distributed at four corners on the outer side of the fixed disc (7), and the inner sides of the positioning pins (13) are attached to the inner walls of the first pin holes (11) in a movable mode.
5. The hydraulic lifting single-axle trailer as claimed in claim 4, wherein the number of the supporting arms (14) is two, the two supporting arms are symmetrically distributed on two sides of the front end of the trailer main body (1), and the rear end of the buffer assembly (15) is rotatably connected to the outer side of the front end of the trailer main body (1) through a pin shaft.
6. The hydraulic lifting single-axle trailer of claim 5, wherein the buffer assembly (15) comprises a fixed column (1501), a fixed tube (1502), a front fixed ring (1503), a rear fixed ring (1504) and a buffer spring (1505), the rear end of the fixed column (1501) is attached to the inner wall of the front end of the fixed tube (1502), the front fixed ring (1503) is fixedly arranged on the outer curved surface of the front end of the fixed column (1501), the rear fixed ring (1504) is fixedly arranged on the outer curved surface of the rear end of the fixed tube (1502), and the front end and the rear end of the buffer spring (1505) are fixedly arranged on the rear side of the front fixed ring (1503) and the front side of the rear fixed ring (1504) respectively.
7. A hydraulic lifting single-axle trailer according to claim 6, wherein the lower side of the swing arm (17) is connected to the outer side of the middle of the front end of the trailer body (1) in a front-back rotating manner through a pin shaft, the bottom of the single-axle wheel (18) is supported with the ground, a protective cover (23) is fixedly arranged on the outer side of the front end of the trailer body (1), and the protective cover (23) encloses the second hydraulic telescopic rod (16) and the buffer assembly (15) inside.
8. The hydraulic lifting single-axle trailer according to claim 7, wherein the upper end of the auxiliary tail plate (19) is inclined, and two sides of the connecting pin (21) are connected with limiting iron wires (22) in a penetrating and jointing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420846931.2U CN222271897U (en) | 2024-04-23 | 2024-04-23 | A hydraulic lifting single-axle trailer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420846931.2U CN222271897U (en) | 2024-04-23 | 2024-04-23 | A hydraulic lifting single-axle trailer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222271897U true CN222271897U (en) | 2024-12-31 |
Family
ID=93949489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420846931.2U Active CN222271897U (en) | 2024-04-23 | 2024-04-23 | A hydraulic lifting single-axle trailer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222271897U (en) |
-
2024
- 2024-04-23 CN CN202420846931.2U patent/CN222271897U/en active Active
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| GR01 | Patent grant |