CN220374209U - Connecting trailer rod driving movable ball pin - Google Patents
Connecting trailer rod driving movable ball pin Download PDFInfo
- Publication number
- CN220374209U CN220374209U CN202321993409.9U CN202321993409U CN220374209U CN 220374209 U CN220374209 U CN 220374209U CN 202321993409 U CN202321993409 U CN 202321993409U CN 220374209 U CN220374209 U CN 220374209U
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- Prior art keywords
- rod
- trailer
- ball pin
- connecting cylinder
- traction
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- 238000013016 damping Methods 0.000 claims description 22
- 230000003014 reinforcing effect Effects 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 13
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 230000001174 ascending effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model discloses a connecting trailer rod for driving a movable ball pin, which comprises a connecting cylinder, wherein the left side of the connecting cylinder is connected with a traction rod in a sliding clamping manner, and the right side of the connecting cylinder is connected with a traction rod in a sliding clamping manner; further comprises: the traction rod and one end of the dragging rod, which is far away from the connecting cylinder, are fixedly welded with U-shaped pieces, the middle of each U-shaped piece penetrates through the movable shaft to be connected with a fastening bolt, the outer side surface of each fastening bolt is fixedly connected with a ball pin main body, and the other end of each ball pin main body is connected with a trailer hook movable shaft through a bolt. This connect trailer pole that drives movable ball pin is through having U type spare and fastening bolt for the trailer pole can not produce the folding force, and when time overlength or dog-ear are too big, also can not lead to ball pin to drop or the trailer pole rupture, thereby can not economic loss, and through connecting rod and sliding block, thereby further carry out buffering absorbing effect to the impact force, thereby reach the effect of protection trailer pole, prevent the trailer pole rupture when the brake.
Description
Technical Field
The utility model relates to the technical field of trailer rods, in particular to a connecting trailer rod for driving a movable ball pin.
Background
In daily life, if a vehicle breaks down, a trailer rope is usually used for carrying out trailer, however, for a vehicle which can not be braked and has lost directional control, rigid connection of a trailer rod is generally adopted, as in a connecting trailer rod for driving a movable ball pin, in the patent number of CN214775235U, the trailer rod is connected to a front traction vehicle, then an arc-shaped block and a fixed semicircular block in a rear end trailer rod are aligned with the traction rod in parallel, then a connecting device is used for connecting the two devices, a user connects the traction rod to the towed vehicle, the whole connecting trailer rod is completed, at the moment, the user connects the two ends of a limiting block with the whole devices of a first connecting rotating shaft and a second connecting rotating shaft respectively, the whole device of the fixed block is completed, when the front vehicle is towed, the whole device can squeeze the traction rod when in use, the bearing in the first circular through hole can be extruded and worn in the long-time use process, so that the rear end trailer rod adopts the structure of a circular ring pad and a fixed circular ring, a connecting threaded shaft and the fixed circular ring are connected together to form a harder substance, when the bearing extrudes the connecting threaded shaft, the upper end and the lower end of the connecting threaded shaft can drive the fixed circular ring to extrude the circular ring pad, the fixed circular ring can prolong the distance and the position of the connecting threaded shaft in the second circular through hole, the circular ring pad can reduce the impact force of the fixed circular ring on the fixed semicircular block, reduce the abrasion of the fixed circular ring on the fixed semicircular block, prolong the service life of the whole device, in the front end trailer rod, a connecting rod formed by a limiting block, the first arc rod and a connecting rotating shaft can be assisted in connecting the traction rod and the traction rod again, and simultaneously the device can relieve the tension and the friction force between the front end trailer rod and the rear end trailer rod, the abrasion degree of the central connection part is reduced, the pressure of the device in use is reduced, the practicability of the whole device is improved, and the device has the following problems in the actual use process:
when the trailer is in use, the condition of ascending and descending slopes can be met frequently, when the tractor is in ascending slopes and the tractor is not in ascending slopes yet, the two vehicles are not on the same parallel surface, and the ball pin of the trailer rod can only assist the trailer rod to carry out left-right parallel movement and can not carry out up-down movement, so that when the two vehicles are not on the same parallel surface, folding force can be generated on the trailer rod, and when the time is overlong or the folding angle is overlarge, the ball pin can be caused to fall off or the trailer rod is broken, so that economic loss is caused.
Therefore, the connecting trailer rod for driving the movable ball pin can well solve the problems.
Disclosure of Invention
The utility model aims to provide a connecting trailer rod for driving a movable ball pin, which solves the problems that in the existing market, when a trailer is on a slope, the condition of ascending and descending is frequently met, when a tractor is on the slope and the tractor is not on the slope, two vehicles are not on the same parallel surface, the movable ball pin of the trailer rod can only assist the trailer rod to move horizontally and can not move up and down, so that when the two vehicles are not on the same parallel surface, the folding force is generated on the trailer rod, and when the time is overlong or the folding angle is overlarge, the ball pin can fall off or the trailer rod is broken, thereby causing economic loss.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the connecting trailer rod for driving the movable ball pin comprises a connecting cylinder, wherein the left side of the connecting cylinder is connected with a traction rod in a sliding clamping manner, and the right side of the connecting cylinder is connected with a traction rod in a sliding clamping manner;
further comprises: the traction rod and one end of the dragging rod, which is far away from the connecting cylinder, are fixedly welded with U-shaped pieces, the middle of each U-shaped piece penetrates through the movable shaft to be connected with a fastening bolt, the outer side surface of each fastening bolt is fixedly connected with a ball pin main body, and the other end of each ball pin main body is connected with a trailer hook movable shaft through a bolt.
Preferably, a first damping spring assembly is arranged in the connecting cylinder, the left end of the first damping spring assembly is fixedly connected with the traction rod, and the right end of the first damping spring assembly is fixedly connected with the traction rod.
Through the structure, when the traction rod and the dragging rod are close to each other, part of impact force can be counteracted through the first damping spring component.
Preferably, the connecting blocks are welded and fixed on the outer side surfaces of the traction rod and the dragging rod, and a side movable shaft of each connecting block is connected with a connecting rod.
Through the structure, the traction rod and the dragging rod can drive the connecting rod to move through the connecting block.
Preferably, the upper and lower both sides face of connecting cylinder welded fastening has the extension post, and the extension post is provided with two sets of, and every group is provided with two.
Through the structure, the impact force transmitted by the two groups of connecting rods can be buffered.
Preferably, a reinforcing rib is fixed on one side of the extending column through bolts, the other end of the reinforcing rib is fixed on one side of the other extending column through bolts, a group of reinforcing ribs are arranged between every two extending columns, and the reinforcing ribs are arranged in an X-shaped structure.
Through the structure, the connection between the extension columns is firmer, and the practical life is prolonged.
Preferably, a side clamping sliding connection of the extension column is provided with a sliding block, a side movable shaft of the sliding block is connected with a connecting rod, one end of the sliding block is fixedly provided with a damper, one end of the damper, which is far away from the sliding block, is fixedly connected with the extension column, and the outer side of the damper is sleeved with a second damping spring.
When the connecting rod transmits the impact force to the sliding block through the structure, the second damping spring and the damper can play a good role in buffering and damping the impact force.
Compared with the prior art, the utility model has the beneficial effects that: this drive connection trailer pole of activity bulb round pin for the trailer pole can not produce the folding force through having U type spare and fastening bolt, when time overlength or dog-ear are too big, also can not lead to bulb round pin to drop or the trailer pole rupture, thereby can not economic loss, and through connecting rod and sliding block, thereby further carry out buffering absorbing effect to the impact force, thereby reach the effect of protection trailer pole, prevent the trailer pole rupture when the brake, increased the life of trailer pole, its concrete content is as follows:
(1) The traction device is provided with the U-shaped piece and the fastening bolt, the ball pin main body is connected with the U-shaped piece through the fixed connection between the U-shaped piece and the traction rod, and the other end of the ball pin main body is connected with the trailer hook through the fastening bolt, so that when the traction vehicle and the towed vehicle are not on the same plane, the traction rod cannot generate folding force through the movable shaft of the ball pin main body, and when the time is overlong or the folding angle is overlarge, the ball pin main body cannot fall off or the traction rod cannot be broken, so that economic loss cannot occur;
(2) Be provided with connecting rod and sliding block, when the vehicle braking or when starting, can make between traction lever and the dragging pole be close to each other, through first damping spring subassembly for can once cushion the impact force, and when being close to each other between traction lever and the dragging pole, still can drive connecting block and connecting rod and remove, thereby make the connecting rod drive the sliding block and slide, thereby make the sliding block extrude second damping spring, and through the setting of attenuator, thereby further cushion absorbing effect to the impact force, thereby reach the effect of protection trailer pole, prevent the trailer pole rupture when the brake, increased the life of trailer pole.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present utility model;
FIG. 2 is a schematic diagram of the main section structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of the connection of the traction rod to the first shock absorbing spring assembly of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;
FIG. 5 is a schematic view of the bottom view of the connection between the ball stud body and the trailer hook of the present utility model.
In the figure: 1. a connecting cylinder; 2. a traction rod; 3. a drag lever; 4. a U-shaped piece; 5. a fastening bolt; 6. a ball stud body; 7. a trailer hook; 8. a first shock absorbing spring assembly; 9. an extension column; 10. a connecting block; 11. a connecting rod; 12. a sliding block; 13. a second damper spring; 14. a damper; 15. reinforcing ribs.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model provides a technical solution: the connecting trailer rod for driving the movable ball pin comprises a connecting cylinder 1, wherein a traction rod 2 is connected to the left side of the connecting cylinder 1 in a sliding clamping manner, and a traction rod 3 is connected to the right side of the connecting cylinder 1 in a sliding clamping manner;
as shown in connection with fig. 1-2 and fig. 5, the method further comprises: the traction rod 2 and one end of the dragging rod 3 far away from the connecting cylinder 1 are welded and fixed with a U-shaped part 4, the middle of the U-shaped part 4 penetrates through a movable shaft and is connected with a fastening bolt 5, the outer side surface of the fastening bolt 5 is fixedly connected with a ball pin main body 6, the other end of the ball pin main body 6 is connected with a movable shaft of a trailer hook 7 through bolts, the trailer hook 7 is respectively hooked on a vehicle body of the tractor and a towed vehicle, the trailer rod can move horizontally through the arrangement of the ball pin main body 6, the vehicle can realize the parallel movement through the ball pin main body 6 when turning, the practicability of the trailer rod is improved, and when the tractor ascends and is not ascended by the tractor, the tractor can drive the trailer hook 7 to bend, so that one end of the trailer hook 7 rotates in the U-shaped part 4 by taking the fastening bolt 5 as a center, the ball head of the trailer rod is higher, the trailer rod cannot generate folding force when the trailer rod is excessively long or the folding angle is excessively large, the trailer pin main body 6 cannot fall off or the trailer rod cannot be broken when the trailer rod is in a slope, and economic loss cannot be caused;
as shown in connection with fig. 1-4, a reinforcing rib 15 is fixed on one side of the extending column 9 through bolts, the other end of the reinforcing rib 15 is fixed on one side of the other extending column 9 through bolts, a group of reinforcing ribs 15 are arranged between every two extending columns 9, the reinforcing ribs 15 are arranged in an 'X' -shaped structure, the extending columns 9 are fixedly welded on the upper side and the lower side of the connecting cylinder 1, the extending columns 9 are provided with two groups, each group is provided with two, the traction rod 2 and the outer side of the dragging rod 3 are fixedly welded with a connecting block 10, one side of the connecting block 10 is connected with a connecting rod 11 through a movable shaft, the inside of the connecting cylinder 1 is provided with a first damping spring component 8, the left end of the first damping spring component 8 is fixedly connected with the traction rod 2, the right end of the first damping spring component 8 is fixedly connected with the connecting rod 3, when a vehicle brakes or brakes, the inertia of the vehicle can enable the traction rod 2 and the dragging rod 3 to be mutually dragged and approaches in the connecting cylinder 1, the effect of the first damping spring component 8 is achieved, the effect of preventing the dragging of the vehicle from inertial to enable the traction rod 2 and the dragging rod 3 to be pressed by the connecting block 2 and the outer side of the dragging rod 3 to be fixedly connected with one side of the connecting block 12 through the connecting block 12, and the connecting block 12 is fixedly connected with one side 12, and one side 12 is fixedly connected with the sliding block 12 through the connecting block 12, and the connecting block 12 is fixedly connected with the sliding block 12, and one side 12 is connected with the connecting block 12, and has a sliding block 12, and one side 12 through the connecting block 12, and the one end that sliding block 12 was kept away from to attenuator 14 and extension post 9 fixed connection, the lateral surface cover of attenuator 14 is equipped with second damping spring 13 moreover, this moment through the setting of second damping spring 13 and attenuator 14, thereby further cushion the impact force, thereby great improvement this trailer pole shock attenuation buffering's effect, thereby reach the effect of protection trailer pole, prevent the trailer pole rupture when the brake, increased the life of trailer pole, and through the setting of strengthening rib 15, thereby increased the stability of connecting between two sets of extension posts 9, prevent that the impact force from causing the damage to extension post 9.
Working principle: when the connecting trailer rod with the movable ball pin is used, the trailer hook 7 is hooked on the body of the tractor and the body of the towed vehicle respectively, the trailer rod can move left and right in parallel through the arrangement of the ball pin main body 6, and when the tractor ascends a slope and the towed vehicle does not ascend the slope, the tractor can drive the trailer hook 7 to bend, so that one end of the trailer hook 7 rotates in the U-shaped piece 4 by taking the fastening bolt 5 as the center, the flexibility of the trailer rod is higher, the trailer rod cannot generate folding force when the trailer rod encounters a slope, and the ball pin main body 6 cannot fall off or the trailer rod cannot be broken when the time is overlong or the folding angle is overlarge, so that economic loss cannot be caused;
when the vehicle brakes or starts, the traction rod 2 and the dragging rod 3 are mutually close to each other in the connecting cylinder 1 through the inertia of the vehicle, the effect of buffering and damping is achieved through the arrangement of the first damping spring component 8, the traction rod 2 and the dragging rod 3 are prevented from being extruded and deformed by the inertia of the vehicle, the traction rod 2 and the dragging rod 3 are mutually close to each other and simultaneously drive the connecting block 10 to move together, at the moment, the impact force is further buffered through the arrangement of the second damping spring 13 and the damper 14, the effect of buffering the vibration of the trailer rod is greatly improved, the effect of protecting the trailer rod is achieved, the trailer rod is prevented from being broken during braking, the service life of the trailer rod is prolonged, and the content which is not described in detail in the specification belongs to the prior art known to the person skilled in the art.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The connecting trailer rod for driving the movable ball pin comprises a connecting cylinder (1), wherein a traction rod (2) is connected to the left side of the connecting cylinder (1) in a sliding clamping manner, and a traction rod (3) is connected to the right side of the connecting cylinder (1) in a sliding clamping manner;
characterized by further comprising:
the traction rod (2) and one end of the traction rod (3) far away from the connecting cylinder (1) are fixedly welded with U-shaped pieces (4), a fastening bolt (5) is connected with a middle penetrating movable shaft of the U-shaped pieces (4), a ball pin main body (6) is fixedly connected with the outer side face of the fastening bolt (5), and the other end of the ball pin main body (6) is connected with a movable shaft of a trailer hook (7) through a bolt.
2. The connecting trailer lever with movable ball pins as in claim 1 wherein: the inside of connecting cylinder (1) is provided with first damping spring subassembly (8) to the left end and the traction lever (2) fixed connection of first damping spring subassembly (8), the right-hand member and the traction lever (3) fixed connection of first damping spring subassembly (8).
3. The connecting trailer lever with movable ball pins as in claim 1 wherein: the traction rod (2) and the outer side face of the traction rod (3) are fixedly welded with a connecting block (10), and a side face movable shaft of the connecting block (10) is connected with a connecting rod (11).
4. The connecting trailer lever with movable ball pins as in claim 1 wherein: the upper side surface and the lower side surface of the connecting cylinder (1) are fixedly welded with extension columns (9), two groups of extension columns (9) are arranged, and two groups of extension columns are arranged.
5. The connecting rod for driving a movable ball stud according to claim 4, wherein: reinforcing ribs (15) are fixed on one side of each extending column (9) through bolts, the other ends of the reinforcing ribs (15) are fixed with one side of the other extending column (9) through bolts, a group of reinforcing ribs (15) are arranged between every two extending columns (9), and the reinforcing ribs (15) are arranged in an X-shaped structure.
6. The connecting rod for driving a movable ball stud according to claim 4, wherein: one side block sliding connection of extending column (9) has sliding block (12) to a side loose axle of sliding block (12) is connected with connecting rod (11), and the one end of sliding block (12) is fixed with attenuator (14) moreover, and the one end that sliding block (12) was kept away from to attenuator (14) and extending column (9) fixed connection, and the lateral surface cover of attenuator (14) is equipped with second damping spring (13) moreover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321993409.9U CN220374209U (en) | 2023-07-27 | 2023-07-27 | Connecting trailer rod driving movable ball pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321993409.9U CN220374209U (en) | 2023-07-27 | 2023-07-27 | Connecting trailer rod driving movable ball pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220374209U true CN220374209U (en) | 2024-01-23 |
Family
ID=89562842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321993409.9U Active CN220374209U (en) | 2023-07-27 | 2023-07-27 | Connecting trailer rod driving movable ball pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220374209U (en) |
-
2023
- 2023-07-27 CN CN202321993409.9U patent/CN220374209U/en active Active
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