CN210821689U - Traction device of automobile - Google Patents
Traction device of automobile Download PDFInfo
- Publication number
- CN210821689U CN210821689U CN201922026504.1U CN201922026504U CN210821689U CN 210821689 U CN210821689 U CN 210821689U CN 201922026504 U CN201922026504 U CN 201922026504U CN 210821689 U CN210821689 U CN 210821689U
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- Prior art keywords
- hollow pipe
- spring
- block
- groove
- hollow
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Abstract
The utility model provides a draw gear of car. The traction device of the automobile comprises: a first hollow tube; the blocking block is fixedly arranged at the bottom end of the first hollow pipe; the first lifting hook is rotatably arranged at the bottom of the blocking block; the extrusion block is slidably arranged in the first hollow pipe; the first spring is slidably arranged in the first hollow pipe, the bottom end of the first spring is in contact with the blocking block, and the top end of the first spring is in contact with the bottom of the extrusion block; the second hollow pipe is slidably arranged in the first hollow pipe, and the top end of the second hollow pipe extends out of the first hollow pipe; and the hinged block is fixedly arranged at the top end of the second hollow pipe. The utility model provides a draw gear of car has convenient operation, can be simple swift do the rehabilitation motion to the low limbs, and the patient of being convenient for operates alone, operates simple convenient advantage.
Description
Technical Field
The utility model relates to an automobile auxiliary tool technical field especially relates to a draw gear of car.
Background
When the automobile is anchored or the traffic accident cannot normally run, the accident vehicle needs to be pulled away by using a trailer, if the damage degree of the accident vehicle is light, the accident vehicle is generally pulled by using a traction rope or a traction rod, the traction rope belongs to soft traction, the soft traction has the defect that the distance between the front vehicle and the rear vehicle cannot be guaranteed, the front vehicle and the rear vehicle are easy to collide, and therefore, in order to guarantee safety, the traction speed is slow, so that the traction of the automobile is mostly carried out by using the traction rod.
However, in the prior art, the traction rod is rigid traction, and the front and rear vehicles are rigidly connected, so that when an emergency brake occurs when an automobile encounters an emergency in the traction process, a connection point between the vehicle and the traction rod is subjected to a huge impact force, and thus the vehicle and the traction rod are easily damaged, and meanwhile, the length of the traction rod cannot be freely adjusted like a traction rope, so that the applicability of the traction rod is greatly reduced, and therefore, a new traction device for an automobile is needed to be provided to solve the technical problems.
Disclosure of Invention
The utility model provides a technical problem provide a convenient to use, can adjust the rigidity and pull the draw gear of the car that the buffering can realize length adjustment again.
In order to solve the technical problem, the utility model provides a draw gear of car includes: a first hollow tube; the blocking block is fixedly arranged at the bottom end of the first hollow pipe; the first lifting hook is rotatably arranged at the bottom of the blocking block; the extrusion block is slidably arranged in the first hollow pipe; the first spring is slidably arranged in the first hollow pipe, the bottom end of the first spring is in contact with the blocking block, and the top end of the first spring is in contact with the bottom of the extrusion block; the second hollow pipe is slidably arranged in the first hollow pipe, and the top end of the second hollow pipe extends out of the first hollow pipe; the hinging block is fixedly arranged at the top end of the second hollow pipe; the second lifting hook is fixedly arranged at the top of the hinge block; the positioning grooves are all formed in the inner wall of one side of the second hollow pipe; the connecting rod is slidably mounted in the second hollow pipe, and the bottom end of the connecting rod extends into the first hollow pipe and is fixedly connected with the extrusion block; the groove is formed in one side of the connecting rod; the positioning blocks are slidably mounted in the grooves, and one ends of the positioning blocks extend into the corresponding positioning grooves and are slidably connected with the inner walls of the positioning grooves; the second spring is slidably mounted in the groove, one end of the second spring is fixedly connected with the positioning block, and the other end of the second spring is fixedly connected with the inner wall of one side of the groove.
Preferably, a plurality of first through holes are formed in the inner walls of the two sides of the second hollow pipe, and a second through hole is formed in the connecting rod.
Preferably, the same screwing screw is inserted between the second through hole and the two corresponding first through holes in a penetrating manner, and a screwing nut is sleeved on the screwing screw in a threaded manner.
Preferably, first limiting slide holes are formed in the inner walls of the two sides of the first hollow pipe, first limiting slide blocks are slidably mounted in the first limiting slide holes, and one sides, close to each other, of the two first limiting slide blocks extend into the first hollow pipe and are fixedly connected with the extrusion block.
Preferably, a second limiting sliding groove is formed in each of the inner wall of the top portion and the inner wall of the bottom portion of the groove, a second limiting sliding block is slidably mounted in each second limiting sliding groove, and one side of each second limiting sliding block extends into the groove and is fixedly connected with the positioning block.
Preferably, the stiffness coefficient of the first spring is in a range of 600N/m to 1000N/m, and the stiffness coefficient of the second spring is in a range of 10N/m to 30N/m.
Compared with the prior art, the utility model provides a draw gear of car has following beneficial effect:
the utility model provides a draw gear of car cooperatees through constant head tank, locating piece and second spring, can make a plurality of first through-holes on the second hollow tube and the second through-hole on the connecting rod carry out accurate location more easily, cooperatees through extrusion piece, first spring, second hollow tube and connecting rod, can let the rigidity traction lever possess buffer function to impact force between the car around having reduced.
Drawings
Fig. 1 is a front sectional structural view of a preferred embodiment of a traction device of an automobile according to the present invention;
fig. 2 is an enlarged schematic view of a portion a shown in fig. 1.
Reference numbers in the figures: 1. first hollow tube, 2, sprue, 3, first lifting hook, 4, extrusion piece, 5, first spring, 6, second hollow tube, 7, articulated piece, 8, second lifting hook, 9, constant head tank, 10, connecting rod, 11, recess, 12, locating piece, 13, second spring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 and fig. 2 in combination, wherein fig. 1 is a schematic front sectional view illustrating a preferred embodiment of a traction device of an automobile according to the present invention; fig. 2 is an enlarged schematic view of a portion a shown in fig. 1. A traction device for a motor vehicle comprises: a first hollow tube 1; the block 2 is fixedly arranged at the bottom end of the first hollow pipe 1; the first lifting hook 3 is rotatably arranged at the bottom of the plugging block 2; the extrusion block 4 is slidably arranged in the first hollow pipe 1; the first spring 5 is slidably mounted in the first hollow tube 1, the bottom end of the first spring 5 is in contact with the block 2, and the top end of the first spring 5 is in contact with the bottom of the extrusion block 4; the second hollow pipe 6 is slidably mounted in the first hollow pipe 1, and the top end of the second hollow pipe 6 extends out of the first hollow pipe 1; the hinge block 7 is fixedly arranged at the top end of the second hollow pipe 6; the second hook 8 is fixedly arranged at the top of the hinge block 7; the positioning grooves 9 are formed in the inner wall of one side of the second hollow pipe 6; the connecting rod 10 is slidably mounted in the second hollow pipe 6, and the bottom end of the connecting rod 10 extends into the first hollow pipe 1 and is fixedly connected with the extrusion block 4; the groove 11 is formed in one side of the connecting rod 10; the positioning block 12 is slidably mounted in the groove 11, and one end of the positioning block 12 extends into the corresponding positioning groove 9 and is slidably connected with the inner wall of the positioning groove 9; and the second spring 13 is slidably mounted in the groove 11, one end of the second spring 13 is fixedly connected with the positioning block 12, and the other end of the second spring 13 is fixedly connected with the inner wall of one side of the groove 11.
A plurality of first through holes are formed in the inner walls of the two sides of the second hollow pipe 6, and a second through hole is formed in the connecting rod 10.
The same screwing screw is inserted between the second through hole and the two corresponding first through holes, and a screwing nut is sleeved on the screwing screw in a threaded manner.
First spacing slide opening has been seted up on the both sides inner wall of first hollow tube 1, slidable mounting has first spacing slider in the first spacing slide opening, and one side that two first spacing sliders are close to each other all extends to in the first hollow tube 1 and with 4 fixed connection of extrusion piece.
Second limiting sliding grooves are formed in the inner wall of the top of the groove 11 and the inner wall of the bottom of the groove 11, second limiting sliding blocks are slidably mounted in the second limiting sliding grooves, and one sides of the second limiting sliding blocks extend into the groove 11 and are fixedly connected with the positioning blocks 12.
The stiffness coefficient of the first spring 5 ranges from 600N/m to 1000N/m, and the stiffness coefficient of the second spring 13 ranges from 10N/m to 30N/m.
The utility model provides a draw gear of car's theory of operation as follows:
when the length adjusting device is used, when the length is required to be adjusted, the tightening nut is rotated to detach the tightening screw from the second hollow tube 6 and the connecting rod 10, then the second hollow tube 6 is pulled, when the second hollow tube 6 slides, the positioning block 12 is separated from the corresponding positioning groove 9, then the stretching length of the second hollow tube 6 is determined according to the requirement, when the positioning block 12 is clamped into the positioning groove 9 again, the first through hole in the second hollow tube 6 corresponds to the second through hole in the connecting rod 10, the tightening screw is inserted again for fixing, and therefore the length adjustment of the traction rod is completed;
when taking place to strike between the car before and after, the car after will pass through the transmission of second lifting hook 8 with the impact force for second hollow tube 6, the second hollow tube 6 is through screwing up the screw with the impact force transmission for connecting rod 10, connecting rod 10 transmits the impact force for extrusion piece 4, extrusion piece 4 will be at the first hollow tube 1 gliding first spring of extrusion 5, the impact of first spring 5 production between the car before and after to cushion, thereby the car junction receives the condition of strikeing and damaging easily before and after having solved.
Compared with the prior art, the utility model provides a draw gear of car has following beneficial effect:
the utility model provides a draw gear of car cooperatees through constant head tank 9, locating piece 12 and second spring 13, can make a plurality of first through-holes on the second hollow tube 6 and the second through-hole on the connecting rod 10 carry out accurate location more easily, cooperatees through extrusion piece 4, first spring 5, second hollow tube 6 and connecting rod 10, can let the rigidity traction lever possess buffer function to impact force between the front and back car has been reduced.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A traction device for a motor vehicle, comprising:
a first hollow tube;
the blocking block is fixedly arranged at the bottom end of the first hollow pipe;
the first lifting hook is rotatably arranged at the bottom of the blocking block;
the extrusion block is slidably arranged in the first hollow pipe;
the first spring is slidably arranged in the first hollow pipe, the bottom end of the first spring is in contact with the blocking block, and the top end of the first spring is in contact with the bottom of the extrusion block;
the second hollow pipe is slidably arranged in the first hollow pipe, and the top end of the second hollow pipe extends out of the first hollow pipe;
the hinging block is fixedly arranged at the top end of the second hollow pipe;
the second lifting hook is fixedly arranged at the top of the hinge block;
the positioning grooves are all formed in the inner wall of one side of the second hollow pipe;
the connecting rod is slidably mounted in the second hollow pipe, and the bottom end of the connecting rod extends into the first hollow pipe and is fixedly connected with the extrusion block;
the groove is formed in one side of the connecting rod;
the positioning blocks are slidably mounted in the grooves, and one ends of the positioning blocks extend into the corresponding positioning grooves and are slidably connected with the inner walls of the positioning grooves;
the second spring is slidably mounted in the groove, one end of the second spring is fixedly connected with the positioning block, and the other end of the second spring is fixedly connected with the inner wall of one side of the groove.
2. The traction apparatus for automobile as claimed in claim 1, wherein the second hollow tube has a plurality of first through holes opened on both side inner walls thereof, and the connecting rod has a second through hole opened thereon.
3. The traction device of an automobile according to claim 2, wherein the same tightening screw is inserted between the second through hole and the two corresponding first through holes, and a tightening nut is sleeved on the tightening screw in a threaded manner.
4. The automobile traction device as claimed in claim 1, wherein the first hollow tube has first limiting slide holes on its two inner walls, the first limiting slide holes have first limiting slide blocks slidably mounted therein, and the adjacent sides of the two first limiting slide blocks extend into the first hollow tube and are fixedly connected to the extrusion block.
5. The automobile traction device as claimed in claim 2, wherein the top inner wall and the bottom inner wall of the groove are both provided with a second limiting sliding groove, a second limiting sliding block is slidably mounted in the second limiting sliding groove, and one side of the second limiting sliding block extends into the groove and is fixedly connected with the positioning block.
6. The automotive traction device of claim 1 wherein the first spring has a stiffness coefficient in the range of 600N/m to 1000N/m and the second spring has a stiffness coefficient in the range of 10N/m to 30N/m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922026504.1U CN210821689U (en) | 2019-11-21 | 2019-11-21 | Traction device of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922026504.1U CN210821689U (en) | 2019-11-21 | 2019-11-21 | Traction device of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210821689U true CN210821689U (en) | 2020-06-23 |
Family
ID=71254954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922026504.1U Expired - Fee Related CN210821689U (en) | 2019-11-21 | 2019-11-21 | Traction device of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210821689U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009187A (en) * | 2020-09-03 | 2020-12-01 | 周鹏 | Automatic ejection hook for electric automobile |
-
2019
- 2019-11-21 CN CN201922026504.1U patent/CN210821689U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112009187A (en) * | 2020-09-03 | 2020-12-01 | 周鹏 | Automatic ejection hook for electric automobile |
| CN112009187B (en) * | 2020-09-03 | 2021-08-17 | 周鹏 | Automatic ejection hook for electric automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 Termination date: 20201121 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |