CN220198987U

CN220198987U - Traction mechanism of automobile rescue vehicle

Info

Publication number: CN220198987U
Application number: CN202321414550.9U
Authority: CN
Inventors: 张安辉
Original assignee: Dazhou Jianhui Automotive Technology Co ltd
Current assignee: Dazhou Jianhui Automotive Technology Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2023-12-19
Anticipated expiration: 2033-06-06

Abstract

The utility model belongs to the technical field of automobile traction, a car rescue car traction mechanism is disclosed, including the mounting panel, the right side fixed mounting of mounting panel has vertical force releaser, the right side sliding mounting of vertical force releaser has traction slider, peg graft on the traction slider and install the gag lever post, and the both ends and the vertical force releaser fixed connection of gag lever post, because pack hydraulic oil in hydraulic pressure chamber and damping section of thick bamboo for when the gag lever post receives the thrust by the traction car, can extrude spacing left No. two spring contraction buffering of dish, can promote the piston simultaneously and reach in the damping section of thick bamboo with the hydraulic oil extrusion of hydraulic pressure intracavity through the connecting pipe, because the pipe diameter of connecting pipe is less than the internal diameter of hydraulic pressure chamber and damping section of thick bamboo for hydraulic oil can be limited through reaching the damping section of thick bamboo, the car thrust after the slow release has played damping buffering's effect, prevent that the automobile rear-end collision by traction from receiving the secondary and destroying.

Description

Traction mechanism of automobile rescue vehicle

Technical Field

The application belongs to the technical field of automobile traction, and particularly relates to an automobile rescue vehicle traction mechanism.

Background

In car rescue, a rescue car is required, and the tractor belongs to a part of the rescue car.

As disclosed in patent number CN202413319U, an automobile traction ring comprises a pull ring and a traction rod, wherein one end of the pull ring is arc-shaped, and the other end of the pull ring is straight and is connected with the traction rod; the traction rod is cylindrical, one end of the traction rod is connected with the pull ring, the other end of the traction rod is a free end, a stepped platform is arranged, and a screw rod of M24×205 is arranged on the traction rod. Compared with the prior art, the utility model has the advantages of compact structure and convenient use, thereby ensuring the traction safety of the automobile.

In the process of realizing the application, the technology is found to have the following problems, and the traction device adopts the pull rope to penetrate through the pull ring traction vehicle, so that the phenomenon of unhooking can be effectively prevented, but the current vehicle is suddenly braked, and the traction vehicle can continuously move forwards due to inertia so as to possibly collide with the traction device to cause secondary injury.

Disclosure of Invention

The purpose of the present application is: in order to solve the problem that the traction device provided by the utility model can effectively prevent unhooking by adopting a pull rope to penetrate through a pull ring traction vehicle, but the current vehicle is suddenly braked, and the traction vehicle can possibly collide with the traction device to cause secondary injury due to continuous forward movement of inertia, the traction mechanism of the vehicle rescue vehicle is provided.

The technical scheme adopted by the application is as follows: the traction mechanism of the automobile rescue vehicle comprises a mounting plate, wherein a vertical force releaser is fixedly arranged on the right side of the mounting plate, a traction sliding block is arranged on the right side of the vertical force releaser in a sliding manner, a limiting rod is arranged on the traction sliding block in an inserted manner, and two ends of the limiting rod are fixedly connected with the vertical force releaser;

the right side of the traction sliding block is hinged with a connecting rod, the right side of the connecting rod is hinged with a buffer, the right side of the buffer is spliced with a traction rod, the outer wall of the traction rod is fixedly provided with a baffle plate, and the right end of the traction rod is fixedly provided with a pull ring;

the inner side of the buffer is internally provided with a limiting disc which is fixedly connected with the splicing end of the traction rod, the left end of the limiting disc is fixedly provided with a push-pull rod, the left side of the inside of the buffer is provided with a hydraulic cavity, a piston I is stuck in the hydraulic cavity and is fixedly connected with the left end of the push-pull rod, the outer wall of the buffer is fixedly provided with a damping cylinder which is circumferentially distributed, the left side of the damping cylinder is fixedly connected with a connecting pipe, one end of the connecting pipe, which is far away from the damping cylinder, is connected with the hydraulic cavity, and the middle part of the inner cavity of the damping cylinder is stuck with a piston II.

In a preferred embodiment, the left side of the mounting plate is fixedly mounted on the rescue vehicle.

In a preferred embodiment, a first chute matched with the traction slide is formed on the right side of the vertical force releaser, and the top and the bottom of the traction slide are fixedly connected with the inner wall of the vertical force releaser through a first spring.

The traction sliding block is arranged on the right side of the vertical force releaser in a sliding way, so that when a device connected with the traction sliding block is connected with a towed vehicle and passes through a road with uneven height, the traction sliding block can slide up and down on the right side of the vertical force releaser to release torsion generated by the fact that the rescue vehicle and the towed vehicle are not on the same horizontal plane, and deformation and damage of the traction device are prevented.

In a preferred embodiment, the pull ring is connected with a pull hook on the automobile through a pull rope, and the baffle is of an arc-shaped structure matched with the radian of the head face of the automobile.

Through setting up the baffle, when the rescue car brake, when the car of being towed moved forward because of inertia, the locomotive can butt on the baffle, gives the traction lever with the power transmission.

In a preferred embodiment, a second chute matched with the limiting disc is arranged in the buffer, and the left side of the limiting disc is fixedly connected with the inner wall of the buffer through a second spring.

In a preferred embodiment, the inner diameter of the connecting pipe is smaller than the inner diameters of the hydraulic cavity and the damping cylinder, the part, located on the left side of the first piston, of the hydraulic cavity and the part, located on the left side of the second piston, of the damping cylinder are filled with hydraulic oil, and the part, located on the right side of the second piston, of the damping cylinder is filled with nitrogen.

Through filling hydraulic oil in hydraulic pressure chamber and damping section of thick bamboo for when the traction lever receives the thrust of being pulled the car, can extrude the compression buffering of the left spring No. two of spacing dish, can promote the piston No. one simultaneously with the hydraulic oil extrusion of hydraulic pressure intracavity through the connecting pipe arrive in the damping section of thick bamboo, because the pipe diameter of connecting pipe is less than the internal diameter of hydraulic pressure chamber and damping section of thick bamboo, make hydraulic oil can flow-limiting through arriving the damping section of thick bamboo, slowly release back car thrust, played damping buffering's effect, prevent that the car that is pulled from being knocked into back from receiving the secondary destruction.

In summary, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:

1. in this application, through the right side sliding installation traction slider at vertical force releaser for when the subsequent device connection of traction slider passes through the road of height unevenness, traction slider can slide from top to bottom in vertical force releaser's right side and be used for releasing the rescue car and by the torsion that the car produced on same horizontal plane not, prevent traction device deformation and destroy.

2. In this application, through setting up the baffle, when the rescue car brake, when the car of being towed is owing to inertia moves forward, the locomotive can the butt on the baffle, give the traction lever with the power transmission, owing to pack hydraulic oil in hydraulic pressure chamber and damping section of thick bamboo, make when the traction lever receives the thrust by the car of being towed, can extrude spacing left No. two spring contraction buffering of dish, can promote the piston simultaneously and reach in the damping section of thick bamboo with hydraulic oil extrusion in the hydraulic pressure chamber through the connecting pipe, because the pipe diameter of connecting pipe is less than the internal diameter of hydraulic pressure chamber and damping section of thick bamboo, make hydraulic oil can the restriction through reaching the damping section of thick bamboo, car thrust after slow release has played damping buffering's effect, prevent that the car of being towed from the rear-end collision from receiving the secondary destruction.

Drawings

FIG. 1 is a front elevational view of the structure of the present application;

FIG. 2 is a top cross-sectional view of a bumper and its adjacent structure in the present application;

fig. 3 is a structural cross-sectional view of the damper cylinder in the present application.

The marks in the figure: the hydraulic device comprises a 1-mounting plate, a 2-vertical force releaser, a 3-traction sliding block, a 4-limit rod, a 5-connecting rod, a 6-buffer, a 7-traction rod, an 8-baffle, a 9-pull ring, a 10-limit plate, an 11-push-pull rod, a 12-hydraulic cavity, a 13-first piston, a 14-damping cylinder, a 15-connecting pipe and a 16-second piston.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be further described in detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the present application.

Referring to figures 1, 2 and 3, a traction mechanism of an automobile rescue vehicle comprises a mounting plate 1, wherein the left side of the mounting plate 1 is fixedly mounted on the rescue vehicle, the right side of the mounting plate 1 is fixedly provided with a vertical force releaser 2, the right side of the vertical force releaser 2 is laterally provided with a traction sliding block 3, the right side of the vertical force releaser 2 is provided with a number one sliding groove matched with the traction sliding block 3, the top and the bottom of the traction sliding block 3 are fixedly connected with the inner wall of the vertical force releaser 2 through a number one spring, a limiting rod 4 is mounted on the traction sliding block 3 in an inserting manner, and two ends of the limiting rod 4 are fixedly connected with the vertical force releaser 2. By sliding the traction slide 3 on the right side of the vertical force releaser 2, when the subsequent device of the traction slide 3 is connected with a towed vehicle and passes through a road with uneven height, the traction slide 3 can slide up and down on the right side of the vertical force releaser 2 so as to release torsion generated by the fact that the rescue vehicle and the towed vehicle are not on the same horizontal plane, and deformation and damage of the traction device are prevented.

The right side of the traction sliding block 3 is hinged with a connecting rod 5, the right side of the connecting rod 5 is hinged with a buffer 6, the right side of the buffer 6 is spliced with a traction rod 7, the outer wall of the traction rod 7 is fixedly provided with a baffle 8, the right end of the traction rod 7 is fixedly provided with a pull ring 9, the pull ring 9 is connected with a pull hook on an automobile through a pull rope, and the baffle 8 is of an arc-shaped structure matched with the radian of the head face of the automobile. By arranging the baffle plate 8, when the rescue car brakes and the towed car moves forward due to inertia, the car head can be abutted on the baffle plate 8 to transfer force to the traction rod 7.

The buffer 6 is internally and slidably provided with a limiting disc 10, the limiting disc 10 is fixedly connected with the splicing end of the traction rod 7, a second chute matched with the limiting disc 10 is formed in the buffer 6, the left side of the limiting disc 10 is fixedly connected with the inner wall of the buffer 6 through a second spring, the left end of the limiting disc 10 is fixedly provided with a push-pull rod 11, the left side of the inside of the buffer 6 is provided with a hydraulic cavity 12, a first piston 13 is attached to the hydraulic cavity 12, the first piston 13 is fixedly connected with the left end of the push-pull rod 11, the outer wall of the buffer 6 is fixedly provided with a damping cylinder 14 which is circumferentially distributed, the left side of the damping cylinder 14 is fixedly connected with a connecting pipe 15, the inner diameter of the connecting pipe 15 is smaller than the inner diameters of the hydraulic cavity 12 and the damping cylinder 14, one end of the connecting pipe 15, which is far away from the damping cylinder 14, is connected with the hydraulic cavity 12, the middle part of the inner cavity of the damping cylinder 14 is attached with a second piston 16, the part of the hydraulic cavity 12, the part of the left side of the first piston 13, the part of the damping cylinder 14, which is located the left side of the second piston 16, is fully filled with hydraulic oil, and the part of the damping cylinder 14, which is located the right side of the second piston 16. Through filling hydraulic oil in hydraulic pressure chamber 12 and damping section of thick bamboo 14 for when traction lever 7 receives the thrust of being pulled the car, can extrude the No. two spring shrink buffering in limit dish 10 left side, can promote piston 13 simultaneously and extrude the hydraulic oil in the hydraulic pressure chamber 12 through connecting pipe 15 in reaching damping section of thick bamboo 14, because the pipe diameter of connecting pipe 15 is less than the internal diameter of hydraulic pressure chamber 12 and damping section of thick bamboo 14, make hydraulic oil can the restriction through reaching damping section of thick bamboo 14, slowly release back car thrust, played damping buffering's effect, prevent that the car that is pulled from the rear-end collision from receiving the secondary destruction.

The implementation principle of the embodiment of the application is as follows:

firstly, a traction device of an automobile head needing to be rescued is opened and connected to a pull ring 9 through a pull rope, then the rescue vehicle is started to pull the automobile forward, and when the automobile passes through a road with uneven height, the traction sliding block 3 can slide up and down on the right side of the vertical force releaser 2 so as to release torsion generated by the fact that the rescue vehicle and the towed automobile are not on the same horizontal plane, so that deformation and damage of the traction device are prevented.

When the rescue car suddenly stops, when the towed car moves forward due to inertia, the locomotive can be abutted on the baffle 8 to transfer force to the traction rod 7, because hydraulic oil is filled in the hydraulic cavity 12 and the damping cylinder 14, when the traction rod 7 receives the thrust of the towed car, the second spring on the left side of the limiting disc 10 can be extruded to shrink and buffer, meanwhile, the first piston 13 can be pushed to extrude the hydraulic oil in the hydraulic cavity 12 through the connecting pipe 15 to the damping cylinder 14, and because the pipe diameter of the connecting pipe 15 is smaller than the inner diameters of the hydraulic cavity 12 and the damping cylinder 14, the hydraulic oil can flow-limited and reaches the damping cylinder 14, the thrust of the towed car is slowly released, the damping buffering effect is achieved, and the rear-end collision of the towed car is prevented from being secondarily damaged.

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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

The foregoing description of the preferred embodiment of the present utility model is not intended to limit the utility model to the particular form disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The utility model provides an automobile rescue car traction mechanism, includes mounting panel (1), its characterized in that: the right side of the mounting plate (1) is fixedly provided with a vertical force releaser (2), the right side of the vertical force releaser (2) is slidably provided with a traction sliding block (3), the traction sliding block (3) is inserted and provided with a limiting rod (4), and two ends of the limiting rod (4) are fixedly connected with the vertical force releaser (2);

the right side of the traction sliding block (3) is hinged with a connecting rod (5), the right side of the connecting rod (5) is hinged with a buffer (6), the right side of the buffer (6) is connected with a traction rod (7) in an inserting mode, the outer wall of the traction rod (7) is fixedly provided with a baffle (8), and the right end of the traction rod (7) is fixedly provided with a pull ring (9);

the utility model discloses a damping device for a hydraulic damper, including buffer (6), limiting disc (10), connecting pipe (15), connecting pipe (14) are kept away from the one end of damping tube (14) and are connected with hydraulic pressure chamber (12), hydraulic pressure chamber (12) have been seted up in the inside left side of buffer (6), the laminating has piston (13) No. one in hydraulic pressure chamber (12), and piston (13) and push-and-pull rod (11) left end fixed connection, the outer wall fixed mounting of buffer (6) has damping tube (14) that are circumference and distribute, the one end that damping tube (14) was kept away from to connecting pipe (15) is connected with hydraulic pressure chamber (12), laminating of damping tube (14) inner chamber middle part has piston (16) No. two.

2. An automotive rescue car traction mechanism as defined in claim 1 wherein: the left side of the mounting plate (1) is fixedly arranged on the rescue vehicle.

3. An automotive rescue car traction mechanism as defined in claim 1 wherein: a first sliding groove matched with the traction sliding block (3) is formed in the right side of the vertical force releaser (2), and the top and the bottom of the traction sliding block (3) are fixedly connected with the inner wall of the vertical force releaser (2) through a first spring.

4. An automotive rescue car traction mechanism as defined in claim 1 wherein: the pull ring (9) is connected with a pull hook on an automobile through a pull rope, and the baffle (8) is of an arc structure matched with the radian of the head face of the automobile.

5. An automotive rescue car traction mechanism as defined in claim 1 wherein: a second sliding groove matched with the limiting disc (10) is formed in the buffer (6), and the left side of the limiting disc (10) is fixedly connected with the inner wall of the buffer (6) through a second spring.

6. An automotive rescue car traction mechanism as defined in claim 1 wherein: the inner diameter of the connecting pipe (15) is smaller than the inner diameters of the hydraulic cavity (12) and the damping cylinder (14), the part, located on the left side of the first piston (13), of the hydraulic cavity (12) and the part, located on the left side of the second piston (16), of the damping cylinder (14) are both full of hydraulic oil, and the part, located on the right side of the second piston (16), of the damping cylinder (14) is full of nitrogen.