Passenger car wrecker

Abstract

The utility model discloses a passenger car wrecker which comprises a trailer head, a flat-bed trailer body, a dragging mechanism and a supporting lifting assembly, and the front end of the flat-bed trailer body can be detachably connected with the rear end of the trailer head; the driving mechanism comprises a hydraulic station, a hydraulic winch and a steel wire rope, the hydraulic station is fixedly mounted at the bottom of the rear end of the flat-bed trailer body, the hydraulic winch is arranged at the top of the rear end of the flat-bed trailer body, one end of the steel wire rope is wound on a reel of the hydraulic winch, and the other end of the steel wire rope is fixedly provided with a hook. The supporting lifting assembly is arranged at the front end of the flat-bed trailer body. According to the passenger car wrecker, the trailer head and the flat-bed trailer body are separated, so that the faulty passenger car is located between the trailer head and the flat-bed trailer body, the trailer head, the faulty passenger car and the flat-bed trailer body are located on the same road, the running space occupied by other vehicles is reduced, and the operation space is small; and the flat-bed trailer body has a large enough storage space, so that a faulty passenger car can be stored.

Description

Technical Field

[0001] The utility model relates to the technical field of road rescue equipment, in particular to a passenger bus tow truck. Background Art

[0002] As people develop faster and faster, they use more and more vehicles, and they cannot be separated from their lives. Vehicles often break down or encounter obstacles during driving, and the vehicles are heavy and cannot be transported for repair. A tow truck is needed to transport the broken vehicle for repair. The full name of the tow truck is road tow truck, also known as tow truck, road rescue vehicle, towing truck, which has multiple functions such as lifting, pulling and lifting and traction. The tow truck is mainly used for road fault vehicles, urban illegal vehicles and emergency rescue, etc.; for broken vehicles and illegal parking, if they are not cleared in time, it will affect traffic.

[0003] At present, since many of the vehicles that have broken down on the road are small vehicles, the existing tow trucks are only for small vehicles that have broken down on the road. However, when it comes to vehicles the size of buses, the existing tow trucks cannot accommodate them. If a large vehicle (such as a trailer) is used to tow a broken down bus, it needs to be parked in front of or behind the broken down bus, which requires a lot of working space. Moreover, if there are vehicles in front and behind on a road section with frequent accidents, the vehicle cannot be moved away in time, so the traffic cannot be diverted in time and the tow truck is slow to clear the road. Especially on highways, vehicles travel at high speeds, which can easily cause accidents with other vehicles. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model proposes a bus tow truck to solve the problem that when a vehicle the size of a bus is towed, the existing tow truck storage space cannot be placed; if a large vehicle (such as a trailer) is used to tow a faulty bus, it needs to be parked in front of or behind the faulty bus, which requires a large working space and has a slow towing speed.

[0005] In order to solve the above technical problems, the technical solution adopted by the present invention is:

[0006] A passenger car tow truck, comprising:

[0007] Trailer head;

[0008] A flatbed trailer body, the front end of which is detachably connected to the rear end of the trailer head;

[0009] The towing mechanism includes a hydraulic station, a hydraulic winch, and a steel wire rope. The hydraulic station is fixedly installed at the rear bottom of the flatbed trailer body, and the hydraulic winch is arranged at the rear top of the flatbed trailer body. One end of the steel wire rope is wound around the reel of the hydraulic winch, and the other end is fixed with a hook. The hydraulic station is used to provide power for the hydraulic winch; and

[0010] A support lifting assembly is arranged at the front end of the flatbed trailer body and used to lift the front end of the flatbed trailer body.

[0011] The passenger car wrecker separates the trailer head and the flatbed trailer body, so that the faulty passenger car is located between the trailer head and the flatbed trailer body, and the trailer head, the faulty passenger car and the flatbed trailer body are on the same road, reducing the driving space of other vehicles and the operation space; the faulty passenger car is dragged and moved to the flatbed trailer body by the cooperation between the support lifting assembly and the hydraulic winch, and even if on a highway, the accident will not occur again; and the flatbed trailer body has a large enough storage space to store the faulty passenger car.

[0012] Further, the dragging mechanism further comprises an AGV steering wheel, which is fixedly installed at the bottom of the front end of the flatbed trailer body, and the hydraulic station can provide power for the rotating walking of the AGV steering wheel.

[0013] Further, the dragging mechanism further comprises a jump plate and a driving member, the jump plate is arranged at the top of the front end of the flatbed trailer body, one end of the jump plate is rotatably connected to the front end of the flatbed trailer body, and the driving member is arranged at the bottom of the flatbed trailer body and used to drive the turnover of the jump plate.

[0014] Further, the driving member comprises a driving motor, a driving shaft, a main sprocket and a slave sprocket, the driving shaft is rotatably installed at the front end face of the flatbed trailer body through a support plate, both sides of one end of the jump plate are fixedly provided with shaft sleeves, the two shaft sleeves are fixedly sleeved on the outer side of the driving shaft, the driving motor is fixedly installed at the bottom of the flatbed trailer body, a output shaft of the driving motor is fixedly installed with the main sprocket, the driving shaft is fixedly installed with the slave sprocket, and the main sprocket and the slave sprocket are rotatably connected through a chain.

[0015] Further, the flatbed trailer body is provided with a plurality of fixing members, and the fixing member comprises an anti-skid block used to be placed at the wheel of the faulty passenger car.

[0016] Further, the fixing member further comprises a fixing hook and a fixing rope, the side surface of each anti-skid block is provided with a hanging ring, the inside of the flatbed trailer body is provided with a plurality of fixing rings on both sides, and the fixing rope is fixedly provided with a plurality of fixing hooks at both ends, and the fixing hooks can be hung on the fixing rings.

[0017] Further, the support lifting assembly comprises two hydraulic cylinders, and the two symmetrical hydraulic cylinders are arranged at the front end of the flatbed trailer body.

[0018] The beneficial effects of the present invention are as follows: the bus tow truck adopts a method of separating the trailer head and the flatbed trailer body, so that the faulty bus is located between the trailer head and the flatbed trailer body, so that the trailer head, the faulty bus and the flatbed trailer body are on the same road, reducing the driving space occupied by other vehicles and the small working space; the faulty bus is towed and moved to the flatbed trailer body through the cooperation between the hydraulic cylinder, the AGV steering wheel and the hydraulic winch, and if it is on the highway, it will not cause another accident; because the flatbed trailer body has a large enough storage space, it can accommodate the faulty bus. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the specific embodiments of the present invention, the following briefly introduces the drawings required for use in the specific embodiments. In all the drawings, each element or part is not necessarily drawn according to the actual scale.

[0020] Figure 1 This is the main view of the utility model;

[0021] Figure 2 It is a top view of the flatbed trailer body;

[0022] Figure 3 This is a structural diagram of the utility model in the dragging state;

[0023] Figure 4 It is a schematic diagram of the left side structure of the driving component;

[0024] Figure 5 It is a schematic diagram of the local structure of the driving component;

[0025] Figure 6 is a structural diagram of a fixing part;

[0026] Reference numerals:

[0027] 10-trailer head;

[0028] 20- flatbed trailer body, 21- fender;

[0029] 30-Drag mechanism, 31-Hydraulic station, 32-Hydraulic winch, 33-Wire rope, 34-AGV steering wheel, 35-Hook, 36-Springboard, 371-Drive motor, 372-Drive shaft, 373-Master sprocket, 374-Slave sprocket, 375-Chain, 376-Shaft sleeve;

[0030] 41- hydraulic cylinder, 42- base plate;

[0031] 50-fixing piece, 51-anti-sliding block, 52-fixing hook, 53-fixing rope, 54-hanging ring, 55-fixing ring;

[0032] 60-Faulty passenger car. DETAILED DESCRIPTION

[0033] The following embodiments of the technical solution of the present invention are described in detail with reference to the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present invention and are therefore only examples and are not intended to limit the scope of protection of the present invention.

[0034] In the description of the present invention, it should be understood that the terms "center", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation and position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the position or element referred to must have a specific orientation, be constructed and operated in a specific manner, and therefore cannot be understood as a limitation on the present invention.

[0035] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features being referred to. Thus, features defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0036] See also Figures 1 to 3 ,in, Figure 3 The middle number "60" indicates a faulty bus. The utility model provides a bus tow truck, comprising a trailer head 10, a flatbed trailer body 20, a towing mechanism 30, and a support and lifting assembly. The front end of the flatbed trailer body 20 can be detachably connected to the rear end of the trailer head 10. The driving mechanism comprises a hydraulic station 31, a hydraulic winch 32, a steel wire rope 33, and an AGV steering wheel 34. One end of the steel wire rope 33 is wound around the reel of the hydraulic winch 32, and the other end is fixed with a hook 35. The hydraulic station 31 is used to provide power for the hydraulic winch 32. The support and lifting assembly is arranged at the front end of the flatbed trailer body 20. The support and lifting assembly includes two hydraulic cylinders 41. The two symmetrical hydraulic cylinders 41 are arranged at the bottom of the front end of the flatbed trailer body 20. Among them, a tire is provided at the bottom of the rear end of the flatbed trailer body 20, and baffles 21 are provided on both sides of the top of the flatbed trailer body 20. The extension rods of the two hydraulic cylinders 41 are fixedly mounted with a base plate 42.

[0037] When the vehicle breaks down on the road (or highway), the trailer head 10 drives to the rear of the broken-down vehicle with the flatbed trailer body 20, the two hydraulic cylinders 41 are started to make the bottom plate 42 fall to the ground, the trailer head 10 is driven alone to the front of the broken-down vehicle, the extension rods of the two hydraulic cylinders 41 are retracted, the hydraulic station 31 drives the AGV rudder wheel 34 to drive on the ground to approach the rear end of the broken-down vehicle, the hook 35 is hooked on the trailer hook of the broken-down vehicle, the hydraulic winch 32 is started to wind the steel wire rope 33, so as to drag the broken-down vehicle to move to the flatbed trailer body 20; finally, the trailer head 10 is driven to the front end of the flatbed trailer body 20 and connected together. Through the above method, the broken-down vehicle and the broken-down vehicle are on the same road, which reduces the occupation of the driving space of other vehicles, the operation space is small, and if it is on the highway, it will not cause the occurrence of the accident again; and the flatbed trailer body 20 has a large enough storage space, which can accommodate the broken-down vehicle.

[0038] Specifically, the driving mechanism includes a hydraulic station 31, a hydraulic winch 32, a steel wire rope 33 and an AGV rudder wheel 34, the hydraulic station 31 is fixedly installed at the rear end bottom of the flatbed trailer body 20, the hydraulic winch 32 is arranged at the rear end top of the flatbed trailer body 20, the hydraulic station 31 is fixedly installed at the rear end bottom of the flatbed trailer body 20, the hydraulic winch 32 is arranged at the rear end top of the flatbed trailer body 20, one end of the steel wire rope 33 is wound around the reel of the hydraulic winch 32, the other end is fixedly provided with a hook 35, and the AGV rudder wheel 34 is fixedly installed at the front end bottom of the flatbed trailer body 20. The hydraulic station 31 can provide power for the rotating walking of the AGV rudder wheel 34. The hydraulic station 31 is connected with the hydraulic winch 32 through a pipeline, so as to drive the reel of the hydraulic winch 32 to rotate. The hydraulic station 31 is connected with the AGV rudder wheel 34 through a pipeline, the AGV rudder wheel 34 is a prior art, the AGV rudder wheel 34 is driven by a hydraulic mode, and the AGV rudder wheel 34 can be turned and walked by driving the hydraulic station 31.

[0039] Through the cooperation of the AGV rudder wheel 34 and the two hydraulic cylinders 41, the height of the front end of the flatbed trailer body 20 is lowered until the AGV rudder wheel 34 contacts the ground, then the AGV rudder wheel 34 is started to drive the flatbed trailer body 20 to move forward; and the steel wire rope 33 is wound by the hydraulic winch 32, so as to drag the broken-down vehicle to the flatbed trailer body 20, and also limit the broken-down vehicle to prevent the broken-down vehicle from moving during the driving of the flatbed trailer body 20.

[0040] Please see Figures 4 and 5Preferably, the towing mechanism 30 further includes a springboard 36 and a drive element. The springboard 36 is disposed on the front top of the flatbed trailer body 20, with one end of the springboard 36 rotatably connected to the front end of the flatbed trailer body 20. The drive element is disposed at the bottom of the flatbed trailer body 20 and is used to drive the springboard 36 to flip. When the AGV steering wheel 34 drives the flatbed trailer body 20 to approach the rear of the disabled bus, the drive element drives the springboard 36 to flip, causing the end of the springboard 36 to flip and contact the ground. At this point, the springboard 36 provides a support surface, facilitating the disabled bus to be towed and moved onto the flatbed trailer body 20.

[0041] In this embodiment, the driving part includes a driving motor 371, a driving shaft 372, a main sprocket 373 and a slave sprocket 374. The driving motor 371 is a forward and reverse motor. The driving shaft 372 is rotatably installed on the front end surface of the flatbed trailer body 20 through a support plate. Axle sleeves 376 are fixed on both sides of one end of the springboard 36. The two shaft sleeves 376 are fixedly sleeved on the outside of the driving shaft 372. The driving motor 371 is fixedly installed on the bottom of the flatbed trailer body 20. The output shaft of the driving motor 371 is fixedly installed with the main sprocket 373. The upper part of the driving shaft 372 is fixedly installed with the slave sprocket 374. The main sprocket 373 and the slave sprocket 374 are rotatably connected by a chain 375.

[0042] When it is necessary to flip the springboard 36, the drive motor 371 is started to rotate forward, driving the main sprocket 373 to rotate, and the drive shaft 372 is driven to rotate through the chain 375 and the slave sprocket 374, thereby driving the springboard 36 to flip, so that the end of the springboard 36 flips and contacts the bottom surface, providing a support for the faulty bus to move onto the flatbed trailer body 20; the drive motor 371 is started to rotate reversely, driving the springboard 36 to flip onto the flatbed trailer body 20.

[0043] Please also refer to Figure 6 In this embodiment, the flatbed trailer body 20 is provided with a plurality of fixing parts 50, which include fixing hooks 52, fixing ropes 53 and anti-sliding blocks 51. The anti-sliding blocks 51 are used to be placed at the wheels of the faulty passenger car. A hanging ring 54 is provided on the side of each anti-sliding block 51. A plurality of fixing rings 55 are provided on both sides of the interior of the flatbed trailer body 20. A plurality of fixing hooks 52 are fixed at both ends of the fixing ropes 53, and the fixing hooks 52 can be hung on the fixing rings 55.

[0044] When the broken-down bus is dragged and moved to the flatbed trailer body 20 and stops, a plurality of anti-sliding blocks 51 are placed on the tires of the broken-down bus respectively, and then the fixing rope 53 is passed through the hanging rings 54 on the two anti-sliding blocks 51 on the front side of the broken-down bus, and then the two ends of the fixing rope 53 are hung on the fixing rings 55 through the fixing hooks 52 for fixing, thereby limiting and fixing the tires at the front and rear of the broken-down bus to prevent the broken-down bus from slipping during transportation.

[0045] It is worth noting that the trailer head 10 and flatbed trailer body 20 are both prior art, and the internal electronic components and mechanical drive structure are already existing and will not be described here. Furthermore, the AGV steering wheel 34, hydraulic cylinder 41, and hydraulic winch 32 are all connected to the hydraulic station 31 via pipelines, and are powered by the hydraulic station 31.

[0046] Moreover, the AGV steering wheel 34, hydraulic cylinder 41, hydraulic winch 32, drive motor 371, etc. can be started and shut down by remote control, and the connection and signal transmission of the electronic components involved are all existing technologies.

[0047] The working principle of the present invention is as follows: when a bus breaks down and stops on a road (or highway), the trailer head 10 drives with the flatbed trailer body 20 to the rear of the broken bus. At this time, the trailer head 10 is at a distance from the broken bus. The two hydraulic cylinders 41 are started, so that the extension rods of the two hydraulic cylinders 41 are extended synchronously until the bottom plate 42 falls to the ground. Then, the trailer head 10 is separated from the flatbed trailer body 20, and the trailer head 10 is driven alone to the front of the broken bus. The two hydraulic cylinders 41 are started, so that the extension rods of the two hydraulic cylinders 41 are retracted synchronously until the AGV steering wheel 34 falls to the ground. At this time, the bottom plate 42 leaves the ground, and the hydraulic station 31 drives The AGV steering wheel 34 moves forward on the ground until the front end of the flatbed trailer body 20 moves close to the rear of the faulty bus; the drive motor 371 is started to rotate forward, driving the end of the springboard 36 to flip and contact the bottom surface, and the hook 35 is hung on the trailer ring of the faulty bus, and the hydraulic winch 32 is started to reel in the wire rope 33, thereby dragging the faulty bus to the flatbed trailer body 20; then the drive motor 371 is started to reverse, causing the springboard 36 to flip onto the flatbed trailer body 20; the two hydraulic cylinders 41 are started again, so that the front end of the flatbed trailer body 20 rises to the initial height, and finally the trailer head 10 is driven to the front end of the flatbed trailer body 20 and connected together.

[0048] In order to prevent the flatbed trailer body 20 from moving during transportation of the faulty bus, the anti-sliding block 51 is placed on the tire of the faulty bus, and then the fixing rope 53 is passed through the hanging ring 54 on the anti-sliding block 51 on the same side, and then the two ends of the fixing rope 53 are hung on the fixing ring 55 through the fixing hook 52 for fixing.

[0049] The beneficial effects of the present invention are as follows: the bus tow truck adopts a method of separating the trailer head 10 and the flatbed trailer body 20, so that the faulty bus is located between the trailer head 10 and the flatbed trailer body 20, so that the trailer head 10, the faulty bus and the flatbed trailer body 20 are on the same road, reducing the driving space occupied by other vehicles and the small working space; the faulty bus is dragged and moved to the flatbed trailer body 20 through the cooperation between the hydraulic cylinder 41, the AGV steering wheel 34 and the hydraulic winch 32, and if it is on the highway, it will not cause another accident; because the flatbed trailer body 20 has a large enough storage space, it can accommodate the faulty bus.

[0050] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein with equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention, and they should all be included in the scope of the claims and description of the present invention.

Claims

1. A passenger car tow truck, characterized in that: include: Trailer head; A flatbed trailer body, the front end of which is detachably connected to the rear end of the trailer head; The towing mechanism includes a hydraulic station, a hydraulic winch, and a steel wire rope. The hydraulic station is fixedly mounted on the rear bottom of the flatbed trailer body, and the hydraulic winch is arranged on the rear top of the flatbed trailer body. One end of the steel wire rope is wound around the reel of the hydraulic winch, and the other end is fixed with a hook. The hydraulic station is used to provide power for the hydraulic winch; and A support lifting assembly is provided at the front end of the flatbed trailer body and is used to lift the height of the front end of the flatbed trailer body.

2. A passenger car tow truck according to claim 1, characterized in that: The towing mechanism also includes an AGV steering wheel, which is fixedly mounted on the front bottom of the flatbed trailer body. The hydraulic station can provide power for the rotation and movement of the AGV steering wheel.

3. A passenger car tow truck according to claim 2, characterized in that: The towing mechanism also includes a springboard and a driving member. The springboard is arranged on the front top of the flatbed trailer body, one end of the springboard is rotatably connected to the front end of the flatbed trailer body, and the driving member is arranged at the bottom of the flatbed trailer body for driving the flipping of the springboard.

4. A passenger car tow truck according to claim 3, characterized in that: The driving part includes a driving motor, a driving shaft, a main sprocket and a slave sprocket. The driving shaft is rotatably installed on the front end surface of the flatbed trailer body through a support plate. Axle sleeves are fixed on both sides of one end of the springboard. Two shaft sleeves are fixed on the outside of the driving shaft. The driving motor is fixedly installed on the bottom of the flatbed trailer body. The output shaft of the driving motor is fixedly installed with a main sprocket. The upper part of the driving shaft is fixedly installed with a slave sprocket. The main sprocket and the slave sprocket are rotatably connected by a chain.

5. The passenger car tow truck according to claim 1, characterized in that: The flatbed trailer body is provided with a plurality of fixing parts, wherein the fixing parts include anti-sliding blocks, and the anti-sliding blocks are used to be placed on the wheels of the faulty passenger car.

6. The passenger car tow truck according to claim 5, characterized in that: The fixing part also includes a fixing hook and a fixing rope. A hanging ring is provided on the side of each anti-sliding block. Multiple fixing rings are provided on both sides of the interior of the flatbed trailer body. Multiple fixing hooks are fixed at both ends of the fixing rope, and the fixing hooks can be hung on the fixing rings.

7. The passenger car tow truck according to claim 1, characterized in that: The support lifting assembly includes two hydraulic cylinders, and the two symmetrical hydraulic cylinders are arranged at the front end of the flatbed trailer body.

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