CN210760418U

CN210760418U - Rear trailing arm device of wrecker

Info

Publication number: CN210760418U
Application number: CN201921346232.7U
Authority: CN
Inventors: 熊刚; 周勇
Original assignee: Hubei Dongshen Special Vehicle Co ltd
Current assignee: Hubei Dongshen Special Vehicle Co ltd
Priority date: 2019-08-19
Filing date: 2019-08-19
Publication date: 2020-06-16
Anticipated expiration: 2029-08-19

Abstract

The utility model discloses a trailing arm device behind obstacles removing car, carriage and servo motor behind obstacles removing car, the movable rod is installed to the inside bearing in carriage behind the obstacles removing car, and passes through chain interconnect between the movable rod, the left end of movable rod is connected with servo motor, and servo motor installs on the inner wall in carriage behind the obstacles removing car, the outside cover of movable rod is equipped with the lantern ring, and the up end of the lantern ring installs the connecting block, the connecting block passes through connecting rod and support arm interconnect, and installs the anchor strut on the connecting rod, the support arm is through spacing frame and obstacles removing car rear carriage interconnect, the outside cover of support arm is equipped with spacing loop bar. This trailing arm device behind obstacles removing car can lift the front wheel of car and be connected with the back trailing arm of obstacles removing car, makes to be connected closely between obstacles removing car and the accident car, conveniently controls the driving of car to the convenience is connected with the car front wheel of equidimension not.

Description

Rear trailing arm device of wrecker

Technical Field

The utility model relates to a trailing arm equipment technical field behind the wrecker specifically is a trailing arm device behind wrecker.

Background

In the driving process, faults or accidents can occur inevitably, particularly on a highway, the wrecker has the function of moving faulty vehicles and urban illegal vehicles, and the wrecker can be connected with the rear trailing arm of the wrecker so as to drag the accident vehicles away.

However, the existing wrecker rear trailing arm has the following problems in the using process:

1. the existing rear trailing arm is connected with the automobile through a hook and a lead, when the wrecker turns, the automobile is difficult to turn following the wrecker, and the driving relation between the automobile and the wrecker is inconvenient to control;

2. when the road obstacle clearing device is connected with automobiles with different sizes, the operation is complex, so that the obstacle clearing vehicle is difficult to be connected with automobile front wheels with different specifications, and the road obstacle clearing time is prolonged.

Aiming at the problems, innovative design is urgently needed on the basis of the rear trailing arm of the original wrecker.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a trailing arm device behind obstacles removing car to solve above-mentioned background and propose obstacles removing car when turning, lead wire connection and couple have been passed through to many between current back trailing arm and the car, obstacles removing car is when turning, the car is difficult to turn next to obstacles removing car, the relation of traveling between inconvenient control car and the obstacles removing car, the operation is complicated when being connected with the not car of equidimension, cause obstacles removing car to be difficult to be connected with the car front wheel of different specifications, increase the problem of the time of road obstacles removing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tow arm device behind obstacles removing car, carriage and servo motor behind obstacles removing car, the movable rod is installed to the inside bearing in carriage behind obstacles removing car, and passes through chain interconnect between the movable rod, the left end of movable rod is connected with servo motor, and servo motor installs on the inner wall in carriage behind obstacles removing car, the outside cover of movable rod is equipped with the lantern ring, and the up end of the lantern ring installs the connecting block, the connecting block passes through connecting rod and support arm interconnect, and installs the anchor strut on the connecting rod, the support arm is through spacing frame and obstacles removing car rear carriage interconnect, and the support arm passes through interior pole and first grip block interconnect, the outside cover of support arm is equipped with spacing loop bar, and spacing loop bar passes through coupling spring and first grip block interconnect to first grip block passes through bolt and second grip block interconnect.

Preferably, the outer wall of the movable rod and the inner wall of the lantern ring are both in a thread structure, and the movable rod is in threaded connection with the lantern ring.

Preferably, the surface of the movable rod is provided with a saw-toothed structure, and the movable rod is in meshed connection with the chain.

Preferably, the connecting rod is rotatably connected with the connecting block and the supporting arm, the supporting arm forms a rotating structure with the rear compartment of the wrecker through the limiting frame, and the regular section of the connecting rod is arranged to be of an n-shaped structure.

Preferably, the first clamping block and the second clamping block form a dismounting and mounting structure through bolts, and the first clamping block is rotatably connected with the supporting arm through the inner rod.

Preferably, the right section of the limiting sleeve rod is of an L-shaped structure, and the limiting sleeve rod and the supporting arm are of a welded integrated structure.

Compared with the prior art, the beneficial effects of the utility model are that: the rear trailing arm device of the wrecker can lift the front wheels of the automobile and is connected with the rear trailing arm of the wrecker, so that the wrecker is tightly connected with an accident automobile, the driving direction of the automobile is conveniently controlled, and the wrecker is conveniently connected with the front wheels of the automobiles with different sizes;

1. the movable rod is meshed with the chain, the movable rod is in threaded connection with the lantern ring, the lantern ring is in rotating connection with the connecting rod through the connecting block, the connecting rod is in rotating connection with the supporting arm, the supporting arm is connected with a rear compartment of the wrecker through the limiting frame, the limiting frame is in rotating connection with the inner rod, the right end of the supporting arm is nested with the limiting sleeve rod, and the side section of the limiting sleeve rod is of an L-shaped structure, so that the front wheel of the accident car can be conveniently lifted, and the moving direction of the accident car can be conveniently controlled;

2. the first clamping block and the second clamping block form a dismounting and mounting structure through the bolt, and holes are distributed on the first clamping block and the second clamping block at equal intervals, so that accident automobiles with different sizes can be conveniently clamped by the first clamping block and the second clamping block.

Drawings

FIG. 1 is a schematic view of the overall side-sectional structure of the present invention;

FIG. 2 is a schematic view of the connection structure of the first clamping block and the second clamping block of the present invention;

FIG. 3 is a schematic view of the connection structure of the support arm and the connecting rod of the present invention;

figure 4 is the utility model discloses the carriage cuts open structure schematic diagram down behind the wrecker.

In the figure: 1. clearing the back compartment of the wrecker; 2. a movable rod; 3. a chain; 4. a servo motor; 5. a collar; 6. connecting blocks; 7. a connecting rod; 8. a support arm; 9. a reinforcing rod; 10. a limiting frame; 11. an inner rod; 12. a first clamping block; 13. a limiting sleeve rod; 14. a connecting spring; 15. a bolt; 16. and a second clamping block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a rear trailing arm device of a wrecker comprises a wrecker rear carriage 1, a movable rod 2, a chain 3, a servo motor 4, a lantern ring 5, a connecting block 6, a connecting rod 7, a supporting arm 8, a reinforcing rod 9, a limiting frame 10, an inner rod 11, a first clamping block 12, a limiting sleeve rod 13, a connecting spring 14, a bolt 15 and a second clamping block 16, wherein the movable rod 2 is mounted on an inner bearing of the wrecker rear carriage 1, the movable rods 2 are connected with each other through the chain 3, the servo motor 4 is connected with the left end of the movable rod 2, the servo motor 4 is mounted on the inner wall of the wrecker rear carriage 1, the lantern ring 5 is sleeved on the outer side of the movable rod 2, the connecting block 6 is mounted on the upper end face of the lantern ring 5, the connecting block 6 is connected with the supporting arm 8 through the connecting rod 7, the reinforcing rod 9 is mounted on the connecting rod 7, the supporting arm 8 is connected with the, and the support arm 8 is connected with the first clamping block 12 through the inner rod 11, the outer side of the support arm 8 is sleeved with a limiting sleeve rod 13, the limiting sleeve rod 13 is connected with the first clamping block 12 through a connecting spring 14, and the first clamping block 12 is connected with the second clamping block 16 through a bolt 15.

The outer wall of movable rod 2 and the inner wall of the lantern ring 5 all set up to thread structure, and be threaded connection between movable rod 2 and the lantern ring 5, and the surface of movable rod 2 is provided with the cockscomb structure, and is connected for the meshing between movable rod 2 and the chain 3 for 2 individual movable rods 2 can synchronous revolution, and 2 rotations of movable rod can drive the lantern ring 5 and control the translation on movable rod 2.

Be between connecting rod 7 and connecting block 6 and the support arm 8 and be the rotation connection, and support arm 8 constitutes revolution mechanic through spacing 10 and obstacles removing car rear carriage 1 to connecting rod 7's normal cross-section sets up to "n" style of calligraphy structure, can lift the front wheel of accident car, makes between accident car and the obstacles removing car zonulae occludens, conveniently clears up the direction of advance that the car controlled accident car.

The first clamping block 12 and the second clamping block 16 form a dismounting and mounting structure through a bolt 15, and the first clamping block 12 is rotatably connected with the supporting arm 8 through the inner rod 11, so that the front wheels of the automobiles with different sizes can be fixed by the first clamping block 12 and the second clamping block 16.

The regular section of the limit sleeve rod 13 is of an L-shaped structure, and the limit sleeve rod 13 and the support arm 8 are of a welded integrated structure, so that the first clamping block 12 is kept in a state parallel to the ground in an initial state, and the inner wall of the first clamping block 12 is convenient to attach to a front wheel of an automobile.

The working principle is as follows: when the rear trailing arm device of the wrecker is used, according to the figures 1-4, in an initial state, the connecting spring 14 can support the first clamping block 12 to be parallel to the ground, firstly, the wrecker runs to the inner wall of the first clamping block 12 to be attached to the front wheel of the accident car, the second clamping block 16 is clamped at the other side of the front wheel of the accident car, as shown in figure 2, the first clamping block 12 and the second clamping block 16 are connected with each other through the bolt 15, and the front wheels of the cars with different sizes can be clamped due to the holes which are distributed on the first clamping block 12 and the second clamping block 16 at equal intervals;

after the front wheel of the accident car is fixed, the servo motor 4 is opened, the servo motor 4 works to drive the movable rod 2 to rotate, the movable rod 2 is meshed with the chain 3 as shown in figure 4, so that the 2 movable rods 2 rotate synchronously, the movable rod 2 is in threaded connection with the lantern ring 5 as shown in figure 1, the lantern ring 5 is in rotary connection with the connecting rod 7 through the connecting block 6, the front section of the connecting rod 7 is in an n-shaped structure as shown in figure 3, the connecting rod 7 is provided with the reinforcing rod 9, the reinforcing rod 9 can play a reinforcing role on the connecting rod 7, so that the movable rod 2 rotates to drive the lantern ring 5 to translate left and right on the movable rod 2, the connecting rod 7 is in rotary connection with the supporting arm 8, the middle part of the supporting arm 8 is connected with the rear compartment 1 of the obstacle clearing car through the limiting frame 10, and the supporting arm 8 is in rotary connection with the limiting frame 10, therefore, the lantern ring 5 moves leftwards on the movable rod 2 to enable the right end of the supporting arm 8 to ascend, the right end of the supporting arm 8 is nested with the limiting sleeve rod 13, the side section of the limiting sleeve rod 13 is of an L-shaped structure, the right end of the supporting arm 8 ascends to lift the front wheel of a fault car, and the obstacle removing car can conveniently control the moving direction of the fault car.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a trailing arm device behind obstacles removing car, carriage (1) and servo motor (4) behind obstacles removing car, its characterized in that: the inner bearing of the carriage (1) behind the wrecker is provided with a movable rod (2), the movable rods (2) are connected with each other through a chain (3), the left end of the movable rod (2) is connected with a servo motor (4), the servo motor (4) is arranged on the inner wall of the carriage (1) behind the wrecker, the outer side of the movable rod (2) is sleeved with a lantern ring (5), a connecting block (6) is arranged on the upper end face of the lantern ring (5), the connecting block (6) is connected with a supporting arm (8) through a connecting rod (7), a reinforcing rod (9) is arranged on the connecting rod (7), the supporting arm (8) is connected with the carriage (1) behind the wrecker through a limiting frame (10), the supporting arm (8) is connected with a first clamping block (12) through an inner rod (11), and a limiting sleeve rod (13) is sleeved on the outer side of the supporting arm (8), and the limiting sleeve rod (13) is connected with the first clamping block (12) through a connecting spring (14), and the first clamping block (12) is connected with the second clamping block (16) through a bolt (15).

2. The rear trailing arm device of the wrecker as claimed in claim 1, wherein: the outer wall of the movable rod (2) and the inner wall of the lantern ring (5) are both in a thread structure, and the movable rod (2) is in threaded connection with the lantern ring (5).

3. The rear trailing arm device of the wrecker as claimed in claim 1, wherein: the surface of the movable rod (2) is provided with a saw-toothed structure, and the movable rod (2) is meshed with the chain (3).

4. The rear trailing arm device of the wrecker as claimed in claim 1, wherein: the connecting rod (7) is rotatably connected with the connecting block (6) and the supporting arm (8), the supporting arm (8) forms a rotating structure with the rear compartment (1) of the wrecker through the limiting frame (10), and the regular section of the connecting rod (7) is arranged to be of an n-shaped structure.

5. The rear trailing arm device of the wrecker as claimed in claim 1, wherein: the first clamping block (12) and the second clamping block (16) form a dismounting and mounting structure through a bolt (15), and the first clamping block (12) is rotatably connected with the supporting arm (8) through the inner rod (11).

6. The rear trailing arm device of the wrecker as claimed in claim 1, wherein: the right section of the limiting sleeve rod (13) is of an L-shaped structure, and the limiting sleeve rod (13) and the supporting arm (8) are of a welded integrated structure.