Special vehicle obstacle removing and dragging auxiliary tool

By designing a special vehicle obstacle removal and towing auxiliary tool, and utilizing a combination of pivots and pins, the problem of vehicles with excessively low chassis being unable to be adjusted was solved, enabling adaptive adjustment of height and width and improving rescue efficiency.

CN224103808UActive Publication Date: 2026-04-10WENZHOU MANAGEMENT OFFICE OF ZHEJIANG JIAOTONG EXPRESSWAY OPERATION & MANAGEMENT CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-05
Publication Date
2026-04-10

AI Technical Summary

Technical Problem

In existing technologies, special vehicles cannot effectively adjust the connecting equipment when the chassis is too low, resulting in reduced rescue efficiency.

Method used

A special vehicle obstacle removal and towing auxiliary tool was designed. By using a combination of pivot and pin, the height and width of the vehicle chassis can be adjusted, making it suitable for vehicles of different sizes.

Benefits of technology

It achieves adaptive adjustment based on the vehicle chassis height and width, improving rescue efficiency and applicability.

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    Figure CN224103808U_ABST
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Abstract

The utility model belongs to the technical field of obstacle removing and dragging auxiliary tools, and discloses a special vehicle obstacle removing and dragging auxiliary tool which comprises a first connecting block, a first fixing block is fixedly arranged on the left side of the first connecting block, a fixing frame is fixedly arranged on the left side of the first fixing block, and a second rotating shaft is fixedly arranged on the lower portion in the fixing frame. A rotating shaft I is arranged on the connecting frame, a rotating shaft II is arranged on the rotating shaft I, an adjusting frame is rotationally arranged outside the rotating shaft II, an adjusting hole II is formed in the adjusting frame, a plug pin II is arranged in the adjusting frame in a penetrating manner, and the plug pin II and the fixing frame are arranged in a penetrating manner. And when the adjusting frame rotates to a proper position, a second plug pin, a second penetrating adjusting hole and a fixing frame are fixed, the vehicle is connected with the connecting device through a second fixing block, and the design is adjusted according to the height of a vehicle chassis.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of the towing auxiliary tool of the wrecker, and specifically relates to a towing auxiliary tool for special vehicles. BACKGROUND

[0002] The design of the towing auxiliary tool for special vehicles is an inevitable result of professional rescue requirements and technical upgrading, and its core significance lies in breaking through the traditional rescue bottleneck through customized solutions, ensuring the availability of special vehicles at critical moments, and thus maintaining public safety, emergency response efficiency and military combat capability. With the expansion of the application scenarios of special vehicles, the intelligentization and modularization innovation of such tools will become the focus of industry development.

[0003] Meanwhile, a kind of adjustable connecting mechanism and its use method for automobile towing are disclosed (announced) as CN111452573B, including connecting plate one and connecting plate two, connecting plate one and connecting plate two are provided with self-adapting angle adjusting mechanism, connecting plate one is provided with height adjusting mechanism, connecting plate two is provided with locking mechanism, the left end of self-adapting angle adjusting mechanism is fixedly connected height adjusting mechanism, the right end of self-adapting angle adjusting mechanism is connected with connecting plate two by locking mechanism;

[0004] The adjustable connecting mechanism and its use method for automobile towing described above are used in the process of rescue when encountering the vehicle with too low chassis, because the connecting equipment cannot be adjusted according to the height, the efficiency of rescue is reduced, and traffic is affected.

[0005] Therefore, a kind of towing auxiliary tool for special vehicle wrecker is proposed for the above problems. UTILITY MODEL CONTENT

[0006] To solve the problems proposed in the above background art, the utility model provides a kind of towing auxiliary tool for special vehicle wrecker, with the height of vehicle chassis is adjusted, it is applicable to different size vehicles, and it is more convenient to use.

[0007] To achieve the above object, the utility model provides the following technical scheme: a kind of towing auxiliary tool for special vehicle wrecker, including connecting block one, the left side of the connecting block one is fixedly provided with fixed block one, the left side of the fixed block one is fixedly provided with fixed frame, the inside lower portion of the fixed frame is fixedly provided with pivot two, the outside of the pivot two is rotationally provided with adjusting frame, the inside of the adjusting frame is provided with adjusting hole two, the inside of the adjusting frame is provided with bolt two, and bolt two is provided with fixed frame.

[0008] Preferably, the inside of the fixed frame is provided with a rotating shaft one, the outside of the rotating shaft one is rotatably provided with a connecting frame, the tail end of the connecting frame is fixedly provided with a rotating shaft three, the outside of the rotating shaft three is rotatably provided with a connecting rod, the tail end of the connecting rod is fixedly provided with a rotating shaft four, the rotating shaft four is rotatably provided with an adjusting frame, and the left side of the connecting rod is fixedly provided with a fixed block two.

[0009] By adopting the above technical scheme, the rotating shaft one is arranged, when the height is adjusted, the connecting frame is rotated, the connecting frame rotates together with the rotating shaft one, the connecting rod is driven to rotate together with the rotating shaft three, the adjusting frame is driven to rotate together with the rotating shaft four, the height of the vehicle chassis is adjusted, the vehicle is connected with the connecting device through the fixed block two.

[0010] Preferably, the inside of the connecting block one is provided with an adjusting hole one, the inside of the connecting block one is attached with a connecting block two, the inside of the connecting block two is provided with an adjusting hole three, and the inside of the connecting block one is provided with a bolt one, and the bolt one penetrates through the connecting block two.

[0011] By adopting the above technical scheme, the adjusting hole one and the adjusting hole three are arranged, the connecting block two is slid in the connecting block one according to the required width, the adjusting hole one and the adjusting hole three are aligned when sliding to the appropriate position, the connecting block one and the connecting block two are connected and fixed by penetrating the adjusting hole one and the adjusting hole three through the bolt one, and the connecting block one and the connecting block two are suitable for vehicles of different sizes.

[0012] Preferably, the right side of the connecting block one is fixedly provided with a connecting plate, the right side of the connecting plate is fixedly provided with a fixed plate, and the inside of the fixed plate is provided with a connecting hole.

[0013] By adopting the above technical scheme, when the connection is performed, the rescue vehicle is fixed by penetrating the connecting hole.

[0014] Preferably, the inside of the connecting plate is fixedly provided with a fixed block three, the fixed block three is fixedly arranged with the connecting block one, the inside of the fixed block three is provided with a fixed hole, and the right side of the fixed block three is fixedly provided with a spring, and the spring is fixedly arranged with the fixed plate.

[0015] By adopting the above technical scheme, when the rescue vehicle penetrates the connecting hole, the rescue vehicle is placed in the inside of the fixed block three, the rescue vehicle is connected and fixed by penetrating the fixed hole through the fixing device, and the spring buffers when driving.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] 1. The utility model discloses a rotating shaft one is provided with, when adjusting height, the rotation connecting frame makes the connecting frame rotate with rotating shaft one, and then drives the connecting rod to rotate with rotating shaft three, makes the adjusting frame rotate with rotating shaft four, when rotating to the appropriate position, the bolt no.

[0018] 2. The utility model discloses adjusting hole one and adjusting hole three are set up, according to the width that needs, make connecting block two slide in connecting block one, when sliding to the appropriate position, adjusting hole one and adjusting hole three are aligned, and make connecting block one and connecting block two connect fixed with bolt no. DRAWINGS

[0019] Fig. 1 It is overall structure schematic diagram of the utility model clearing and towing auxiliary tool;

[0020] Fig. 2 It is adjusting frame structure schematic diagram of the utility model;

[0021] Fig. 3 It is connecting block two structure schematic diagram of the utility model;

[0022] Fig. 4 It is spring structure schematic diagram of the utility model.

[0023] In the drawing: 1, connecting block one;2, connecting block two;3, adjusting hole one;4, bolt no.;5, fixed block one;6, fixed frame;7, rotating shaft one;8, rotating shaft two;9, bolt no.;10, adjusting frame;11, adjusting hole two;12, connecting frame;13, rotating shaft three;14, connecting rod;15, rotating shaft four;16, fixed block two;17, connecting plate;18, connecting hole;19, spring;20, fixed block three;21, fixed hole;22, adjusting hole three;23, fixed plate. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the utility model.

[0025] The embodiments of the utility model will be described below according to the overall structure.

[0026] As Figs. 1 to 4The utility model provides a kind of special vehicle wrecker tow auxiliary tool, including connecting block one 1, fixed block one 5 is fixed on the left side of connecting block one 1, fixed frame 6 is fixed on the left side of fixed block one 5, the inside lower portion of fixed frame 6 is fixed with shaft two 8, adjusting frame 10 is rotationally arranged on the outside of shaft two 8, adjusting hole two 11 is opened in the inside of adjusting frame 10, bolt two 9 is penetrated in the inside of adjusting frame 10, and bolt two 9 is penetrated with fixed frame 6, bolt two 9 is arranged, is penetrated adjusting hole two 11 and fixed frame 6 and is fixed, by fixed block two 16, vehicle and connecting device are connected.

[0027] The utility model further, the inside upper portion of fixed frame 6 is fixed with shaft one 7, connecting frame 12 is rotationally arranged on the outside of shaft one 7, shaft three 13 is fixed on the end of connecting frame 12, connecting rod 14 is rotationally arranged on the outside of shaft three 13, shaft four 15 is fixed on the end of connecting rod 14, and shaft four 15 is rotationally arranged with adjusting frame 10, fixed block two 16 is fixed on the left side of connecting rod 14, shaft one 7 is arranged, when adjusting height, rotating connecting frame 12, make connecting frame 12 follow shaft one 7 and rotate, further drive connecting rod 14 follow shaft three 13 and rotate, make adjusting frame 10 follow shaft four 15 and rotate, according to the height of vehicle chassis and adjust, by fixed block two 16, vehicle and connecting device are connected, adjusting hole one 3 is opened in the inside of connecting block one 1, connecting block two 2 is attached in the inside of connecting block one 1, adjusting hole three 22 is opened in the inside of connecting block two 2, bolt one 4 is penetrated in the inside of connecting block one 1, and bolt one 4 is penetrated connecting block two 2, adjusting hole one 3 and adjusting hole three 22 are arranged, according to the width required, make connecting block two 2 slide in connecting block one 1, when sliding to appropriate position, adjusting hole one 3 and adjusting hole three 22 are aligned, make connecting block one 1 and connecting block two 2 are connected and fixed by bolt one 4 and are penetrated adjusting hole one 3 and adjusting hole three 22, it is suitable for different size car, connecting plate 17 is fixed on the right side of connecting block one 1, fixed plate 23 is fixed on the right side of connecting plate 17, connecting hole 18 is opened in the inside of fixed plate 23, when connecting, rescue vehicle passes through and is fixed from connecting hole 18, fixed block three 20 is fixed in the inside of connecting plate 17, and fixed block three 20 is fixed with connecting block one 1, fixed hole 21 is opened in the inside of fixed block three 20, spring 19 is fixed on the right side of fixed block three 20, and spring 19 is fixed with fixed plate 23, when rescue vehicle passes through from connecting hole 18, it is placed in the inside of fixed block three 20, and it is connected and fixed with rescue vehicle by passing through fixed hole 21 by fixing device, spring 19 is buffered when driving.

[0028] The working principle and process of a kind of special vehicle wrecker tow auxiliary tool:

[0029] The special vehicle towing auxiliary tool for removing obstacles is used, the rescue vehicle is placed in the inside of the fixed block three 20 when passing through the connecting hole 18, is connected and fixed with the rescue vehicle by passing through the fixed hole 21 through the fixing device, the spring 19 buffers when driving, after the fixing is completed, according to the width required, the connecting block two 2 is slid in the connecting block one 1, when sliding to the appropriate position, the adjusting hole one 3 and the adjusting hole three 22 are aligned, the connecting block one 1 and the connecting block two 2 are connected and fixed by the bolt one 4 through the adjusting hole one 3 and the adjusting hole three 22, after the adjustment is completed, according to the chassis height of the rescued vehicle, the connecting frame 12 is rotated, the connecting frame 12 is rotated with the rotating shaft one 7, the connecting rod 14 is rotated with the rotating shaft three 13, the adjusting frame 10 is rotated with the rotating shaft four 15, the bolt two 9 is fixed through the adjusting hole two 11 and the fixed frame 6, the vehicle is connected with the connecting device through the fixed block two 16 to carry out rescue.

[0030] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0031] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace and vary in many ways without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A special vehicle breakdown towing auxiliary tool, comprising a connecting block one (1), characterized in that: The left side of the connecting block one (1) is fixedly provided with a fixed block one (5), the left side of the fixed block one (5) is fixedly provided with a fixed frame (6), the inside of the fixed frame (6) is fixedly provided with a rotating shaft two (8) below, the outside of the rotating shaft two (8) is rotatably provided with an adjusting frame (10), the inside of the adjusting frame (10) is provided with an adjusting hole two (11), the inside of the adjusting frame (10) is provided with a bolt two (9) penetratingly, and the bolt two (9) and the fixed frame (6) are provided penetratingly.

2. The special vehicle towing auxiliary tool according to claim 1, characterized in that: The inside of the fixed frame (6) is fixedly provided with a rotating shaft one (7) above, the outside of the rotating shaft one (7) is rotatably provided with a connecting frame (12), and the tail end of the connecting frame (12) is fixedly provided with a rotating shaft three (13).

3. The special vehicle towing aid according to claim 2, characterized in that: The outside of the rotating shaft three (13) is rotatably provided with a connecting rod (14), the tail end of the connecting rod (14) is fixedly provided with a rotating shaft four (15), and the rotating shaft four (15) is rotatably provided with the adjusting frame (10), and the left side of the connecting rod (14) is fixedly provided with a fixed block two (16).

4. The special vehicle towing aid of claim 1, wherein: The inside of the connecting block one (1) is provided with an adjusting hole one (3), the inside of the connecting block one (1) is attached with a connecting block two (2), the inside of the connecting block two (2) is provided with an adjusting hole three (22), the inside of the connecting block one (1) is provided with a bolt one (4) penetratingly, and the bolt one (4) penetrates the connecting block two (2).

5. The special vehicle towing aid of claim 1, wherein: The right side of the connecting block one (1) is fixedly provided with a connecting plate (17), the right side of the connecting plate (17) is fixedly provided with a fixed plate (23), and the inside of the fixed plate (23) is provided with a connecting hole (18).

6. The special vehicle towing aid of claim 5, wherein: The inside of the connecting plate (17) is fixedly provided with a fixed block three (20), and the fixed block three (20) is fixedly provided with the connecting block one (1), the inside of the fixed block three (20) is provided with a fixed hole (21), the right side of the fixed block three (20) is fixedly provided with a spring (19), and the spring (19) is fixedly provided with the fixed plate (23). The inside of the connecting plate (17) is fixedly provided with a fixed block three (20), and the fixed block three (20) is fixedly provided with the connecting block one (1), the inside of the fixed block three (20) is provided with a fixed hole (21), the right side of the fixed block three (20) is fixedly provided with a spring (19), and the spring (19) is fixedly provided with the fixed plate (23).

Citation Information

Patent Citations

  • An adjustable connecting mechanism for car towing and its usage method

    CN111452573B