Working vehicle capable of changing form of anti-collision cushion pad

Abstract

The utility model provides an operation vehicle capable of changing the form of an anti-collision cushion. The operation vehicle comprises a vehicle body; the mounting seat is fixedly mounted on one side of the bottom of the vehicle body, turnover assemblies are arranged on the two sides of the top of the mounting seat, a turnover plate is fixedly connected to one side of each turnover assembly, and a buffering device is fixedly mounted in the middle of the surface of each turnover plate and comprises a buffering block, a moving groove, a sliding rod and a first spring. According to the operation vehicle capable of changing the shape of the anti-collision cushion, the sliding block is arranged on the outer surface of the sliding rod in a sleeving mode and pushed by the first spring, when the fixing plate is collided, the fixing plate carries impulsive force to push the extrusion device to move, and the sliding block slides on the outer surface of the sliding rod and extrudes the first spring; the anti-collision bag has the advantages that the structure is simple, the practicability is high, the shape of the anti-collision bag can be changed when a vehicle is collided, the collided force is released, and the service life of the anti-collision bag is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of road construction protection, in particular to a working vehicle capable of changing the shape of an anti-collision buffer pad. Background Art

[0002] With the advancement of science and technology, various towns, villages and highways in the country are repairing roads to provide a good environment for people to travel. In various road construction projects such as highway construction, tunnel construction, and highway construction, in order to reduce the safety risks of construction vehicles, maintenance personnel and accident handling traffic police, signs and logos are often set up at a distance during highway construction and accident handling. However, there are still certain safety hazards.

[0003] At present, due to the complex domestic road environment, frequent road construction, and inadequate protective measures, accidents with casualties occur frequently, which have a huge impact on the public safety environment. During road construction, anti-collision buffer vehicles are often used for mobile maintenance operations, temporary road construction, and traffic accident handling and rescue sites on highways, urban expressways, elevated roads, overpasses, etc. The purpose is to protect construction or rescue site personnel and construction equipment from surrounding traffic hazards and avoid the occurrence of secondary accidents. At the same time, it can also greatly reduce the degree of casualties in the accident vehicle. The anti-collision buffer pad, which plays a major protective role, is generally installed at the rear of the vehicle for the installation and flipping of the anti-collision buffer pad. However, the existing flipping mechanism is generally fixed in shape, which will cause damage to the anti-collision bag in the event of a collision. It cannot change its shape for buffering when hit, and has a low service life.

[0004] Therefore, it is necessary to provide a work vehicle that can change the shape of the anti-collision buffer pad to solve the above technical problems. Utility Model Content

[0005] The utility model provides a work vehicle with a changeable anti-collision buffer pad, which solves the problem that the existing flip mechanism is generally fixed in shape, the anti-collision bag will be damaged when a collision occurs, the shape cannot be changed to provide buffering when impacted, and the service life is short.

[0006] In order to solve the above technical problems, the utility model provides a work vehicle with a changeable anti-collision buffer pad shape, comprising: a vehicle body.

[0007] A mounting base, the mounting base being fixedly mounted on one side of the bottom of the vehicle body, with flip assemblies being provided on both sides of the top of the mounting base, a flip plate being fixedly connected to one side of the flip assembly, a buffer device being fixedly mounted in the middle of the surface of the flip plate, the buffer device comprising a buffer block, a movable groove, a slide rod and a first spring;

[0008] An extrusion device, wherein two extrusion devices are slidably mounted on both sides of the outer surface of the buffer device, and the extrusion device includes a connecting plate and a slider;

[0009] Bend pipes, four of which are fixedly connected to the four sides of the outer surface of the flip plate, and one end of the bend pipe is fixedly connected to a fixed plate.

[0010] Preferably, the buffer block is fixedly installed in the middle of one side of the flip plate, the two movable grooves are respectively opened on both sides of the outer surface of the buffer block, the sliding rod is fixedly installed inside the movable groove, and the first spring is sleeved on one side of the outer surface of the sliding rod.

[0011] Preferably, the slider is slidably mounted on the other side of the outer surface of the slide rod, and the connecting plate is fixedly mounted on one side of the outer surface of the slider.

[0012] Preferably, support rods are slidably mounted on all four sides of the surface of the buffer block, and a second spring is sleeved on the outer surface of the support rods.

[0013] Preferably, a shelf groove is provided in the middle of the surface of the buffer block, a display board is rotatably mounted inside the shelf groove, and a limiting hole is provided on one side of the surface of the display board.

[0014] Preferably, a threaded block is fixedly mounted on the other side of the surface of the buffer block, and a bolt is engaged with the internal thread of the threaded block.

[0015] Preferably, the diameter of the bolt matches that of the limiting hole.

[0016] Compared with the related art, the work vehicle with a changeable anti-collision cushion provided by the present invention has the following beneficial effects:

[0017] The utility model provides a work vehicle with a changeable anti-collision buffer pad. The slider is sleeved on the outer surface of the slide rod and is pushed by the first spring. When the fixed plate is hit, the fixed plate carries the impact force to push the extrusion device to move. The slider slides on the outer surface of the slide rod and squeezes the first spring. The buffer device buffers the impact force of the fixed plate. The device has a simple structure and is highly practical. When the vehicle is hit, the anti-collision bag will change its shape, release the force of the impact, and extend the service life of the anti-collision bag. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a structural schematic diagram of a first embodiment of a work vehicle with a changeable anti-collision cushion provided by the utility model;

[0019] Figure 2 for Figure 1 A schematic side view of the buffer device shown;

[0020] Figure 3 for Figure 2 An enlarged schematic diagram of point A is shown;

[0021] Figure 4 This is a schematic structural diagram of a second embodiment of a work vehicle with a changeable anti-collision cushion provided by the present invention;

[0022] Figure 5 for Figure 4 An enlarged schematic diagram of point B is shown.

[0023] Numbers in the figure: 1. Vehicle body, 2. Mounting seat, 3. Flip assembly, 4. Flip plate, 5. Buffer device, 51. Buffer block, 52. Moving groove, 53. Slide rod, 54. First spring, 6. Bend pipe, 7. Extrusion device, 71. Connecting plate, 72. Slider, 8. Fixed plate, 9. Support rod, 10. Second spring, 11. Shelving groove, 12. Display board, 13. Limiting hole, 14. Threaded block, 15. Bolt. DETAILED DESCRIPTION

[0024] The present invention will be further described below with reference to the accompanying drawings and implementation examples.

[0025] First embodiment

[0026] Please refer to Figure 1 、 Figure 2 and Figure 3 ,in, Figure 1 This is a structural schematic diagram of a first embodiment of a work vehicle with a changeable anti-collision cushion provided by the utility model; Figure 2 for Figure 1 A schematic side view of the buffer device shown; Figure 3 for Figure 2 The enlarged schematic diagram of point A is shown. A working vehicle with a changeable anti-collision cushion comprises a vehicle body 1.

[0027] A mounting base 2, the mounting base 2 being fixedly mounted on one side of the bottom of the vehicle body 1, with flip assemblies 3 provided on both sides of the top of the mounting base 2, a flip plate 4 being fixedly connected to one side of the flip assembly 3, and a buffer device 5 being fixedly mounted in the middle of the surface of the flip plate 4, the buffer device 5 comprising a buffer block 51, a movable groove 52, a slide rod 53 and a first spring 54;

[0028] Extrusion devices 7, two of the extrusion devices 7 are slidably mounted on both sides of the outer surface of the buffer device 5, and the extrusion devices 7 include a connecting plate 71 and a slider 72;

[0029] Bend pipes 6 , four of the bent pipes 6 are fixedly connected to the four sides of the outer surface of the flip plate 4 , and one end of the bent pipe 6 is fixedly connected to a fixing plate 8 .

[0030] The buffer block 51 is fixedly installed in the middle of one side of the flip plate 4, the two movable grooves 52 are respectively opened on both sides of the outer surface of the buffer block 51, the slide rod 53 is fixedly installed inside the movable groove 52, and the first spring 54 is sleeved on one side of the outer surface of the slide rod 53.

[0031] The slider 72 is slidably mounted on the other side of the outer surface of the slide rod 53 , and the connecting plate 71 is fixedly mounted on one side of the outer surface of the slider 72 .

[0032] Support rods 9 are slidably mounted on all four sides of the surface of the buffer block 51 , and a second spring 10 is sleeved on the outer surface of the support rods 9 .

[0033] The working principle of the work vehicle with a changeable anti-collision cushion provided by the utility model is as follows:

[0034] During operation, first, when the fixed plate 8 is hit, the fixed plate 8 carries the impact force to push the extrusion device 7 to move, the slider 72 slides on the outer surface of the slide rod 53 and squeezes the first spring 54, and at the same time, the fixed plate 8 drives the support rod 9 to slide toward the inside of the buffer block 51, and the buffer block 51 squeezes the second elastic member 10.

[0035] The restoring force of the first spring 54 and the second spring 10 buffers the impact of the pressing device 7 and the fixing plate 8 .

[0036] Compared with the related art, the work vehicle with a changeable anti-collision cushion provided by the present invention has the following beneficial effects:

[0037] The present invention provides a work vehicle that can change the shape of an anti-collision buffer pad, wherein the slider 72 is sleeved on the outer surface of the slide bar 53 and is pushed by the first spring 54. When the fixed plate 8 is hit, the fixed plate 8 carries the impact force to push the extrusion device 7 to move, and the slider 72 slides on the outer surface of the slide bar 53 and squeezes the first spring 54. The buffer device 5 buffers the impact force of the fixed plate 8. The device has a simple structure and is highly practical. When the vehicle is hit, the anti-collision bag will change its shape, release the force of the impact, and extend the service life of the anti-collision bag.

[0038] Second embodiment

[0039] Please refer to Figure 4 and Figure 5 Based on the first embodiment of this application, which provides a work vehicle with a changeable crash cushion configuration, the second embodiment of this application provides another work vehicle with a changeable crash cushion configuration. The second embodiment is merely a preferred embodiment of the first embodiment, and implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0040] Specifically, the difference of the work vehicle with a changeable anti-collision buffer pad provided in the second embodiment of the present application is that, in the work vehicle with a changeable anti-collision buffer pad, a shelf groove 11 is provided in the middle of the surface of the buffer block 51, and a display board 12 is rotatably installed inside the shelf groove 11, and a limiting hole 13 is provided on one side of the surface of the display board 12.

[0041] A threaded block 14 is fixedly mounted on the other side of the surface of the buffer block 51 , and a bolt 15 is engaged with the internal thread of the threaded block 14 .

[0042] The diameter of the bolt 15 matches that of the limiting hole 13 .

[0043] The working principle of the work vehicle with a changeable anti-collision cushion provided by the utility model is as follows:

[0044] During operation, the rotatable display board 12 is first installed on the surface of the buffer block 51 , and the user rotates the bolt 15 to threadably engage the threaded block 14 and embed it into the limiting hole 13 to keep the display board 12 standing on the surface of the buffer block 51 .

[0045] When the display board 12 is flipped into the shelf slot 11 via the rotating shaft, the user rotates the bolt 15 to move it to the top of the shelf slot 11 to limit the flipping of the display board 12 .

[0046] Compared with the related art, the work vehicle with a changeable anti-collision cushion provided by the present invention has the following beneficial effects:

[0047] The utility model provides a work vehicle with a changeable anti-collision cushion. By installing a rotatable display board 12 on the surface of the buffer block 51, when the work vehicle is parked on a construction road, the display board 12 can be erected to record the construction reasons on it, making it convenient for others to observe. The shape of the anti-collision bag is changed, the functionality of the anti-collision bag is increased, and the practicality of the device is improved.

[0048] The above description is merely an embodiment of the present invention and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A work vehicle with a changeable anti-collision cushion, characterized in that: include: body; A mounting base, the mounting base being fixedly mounted on one side of the bottom of the vehicle body, with flip assemblies being provided on both sides of the top of the mounting base, a flip plate being fixedly connected to one side of the flip assembly, a buffer device being fixedly mounted in the middle of the surface of the flip plate, the buffer device comprising a buffer block, a movable groove, a slide rod and a first spring; An extrusion device, wherein two extrusion devices are slidably mounted on both sides of the outer surface of the buffer device, and the extrusion device includes a connecting plate and a slider; Bend pipes, four of which are fixedly connected to the four sides of the outer surface of the flip plate, and one end of the bend pipe is fixedly connected to a fixed plate.

2. The work vehicle with a changeable anti-collision cushion shape according to claim 1, characterized in that: The buffer block is fixedly installed in the middle of one side of the flip plate, the two movable grooves are respectively opened on both sides of the outer surface of the buffer block, the slide rod is fixedly installed inside the movable groove, and the first spring is sleeved on one side of the outer surface of the slide rod.

3. The work vehicle with a changeable anti-collision cushion shape according to claim 1, characterized in that: The slider is slidably mounted on the other side of the outer surface of the slide bar, and the connecting plate is fixedly mounted on one side of the outer surface of the slider.

4. The work vehicle with a changeable anti-collision cushion shape according to claim 1, characterized in that: Support rods are slidably mounted on all four sides of the surface of the buffer block, and a second spring is sleeved on the outer surface of the support rods.

5. The work vehicle with a changeable anti-collision cushion shape according to claim 1, characterized in that: A shelf groove is provided in the middle of the surface of the buffer block, a display board is rotatably mounted inside the shelf groove, and a limiting hole is provided on one side of the surface of the display board.

6. The work vehicle with a changeable anti-collision cushion shape according to claim 5, characterized in that: A threaded block is fixedly mounted on the other side of the surface of the buffer block, and a bolt is engaged with the internal thread of the threaded block.

7. The work vehicle with a changeable anti-collision cushion shape according to claim 6, characterized in that: The diameter of the bolt is adapted to the limiting hole.

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