CN216101391U - Trailer connection structure - Google Patents
Trailer connection structure Download PDFInfo
- Publication number
- CN216101391U CN216101391U CN202122312757.2U CN202122312757U CN216101391U CN 216101391 U CN216101391 U CN 216101391U CN 202122312757 U CN202122312757 U CN 202122312757U CN 216101391 U CN216101391 U CN 216101391U
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- plate
- trailer
- hole
- fixedly connected
- threaded
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Abstract
The utility model discloses a trailer connecting structure, which comprises a vehicle head and a trailer body, wherein the upper surface of the vehicle head is fixedly connected with a railing panel, the upper surface of the railing panel is attached with the trailer body, the upper surface of the trailer body is provided with a limiting hole, the upper surface of the railing panel is provided with a groove, the inner side wall of the limiting hole is fixedly connected with an iron plate, the inner side wall of the groove is attached with a limiting rod, and the outer side wall of the limiting rod is provided with a circular electromagnet; according to the semi-trailer, the piston rod of the electric telescopic rod drives the fixing plate to move downwards, so that the fixing plate drives the limiting rod to be inserted into the groove through the limiting hole, the circular electromagnet is connected with a power supply to generate magnetic force to adsorb an iron plate, the stability of the limiting rod in the limiting hole can be improved, meanwhile, the first bolt is screwed into the threaded blind hole through the threaded through hole to play a role in secondary reinforcement, when the traction pin is abraded, the semi-trailer body is not prone to falling off, and the safety is improved.
Description
Technical Field
The utility model relates to the technical field of trailers, in particular to a trailer connecting structure.
Background
A semitrailer is a trailer whose axle is placed behind the center of gravity of the vehicle and is equipped with a coupling device that can transmit horizontal and vertical forces to a tractor; the semitrailer is generally a three-axle semitrailer, and the semitrailer can be divided into an eleven-meter-bin-column semitrailer, a thirteen-meter-bin-column semitrailer, a low-bed semitrailer and the like, and is generally a heavy transport vehicle connected with a semitrailer head through a traction pin.
The existing trailer connecting structure is generally connected in a traction mode through a traction pin, the traction pin is easy to wear after being used for a long time, a connecting structure for backup is lacked, and traffic accidents are easy to happen under the condition of lack of inspection.
Summary of the utility model
The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a trailer connection structure.
In order to achieve the purpose, the utility model provides the following technical scheme: a trailer connecting structure comprises a trailer head and a trailer body, wherein a breast board is fixedly connected to the upper surface of the trailer head, the upper surface of the breast board is attached to the trailer body, a limiting hole is formed in the upper surface of the trailer body, a groove is formed in the upper surface of the breast board, an iron plate is fixedly connected to the inner side wall of the limiting hole, a limiting rod is attached to the inner side wall of the groove, a circular electromagnet is mounted on the outer side wall of the limiting rod and is magnetically adsorbed to the iron plate, a fixing block is fixedly connected to the upper surface of the limiting rod, a U-shaped plate is clamped outside the fixing block, a fixing plate is fixedly connected to the top of the U-shaped plate, two symmetrical threaded through holes are formed in the upper surface of the fixing plate, two symmetrical threaded blind holes are formed in the upper surface of the trailer body, and the threaded through holes and the threaded blind holes are communicated with each other, and the inner side wall of the threaded through hole and the inner side wall of the threaded blind hole are in threaded connection with a first bolt, an electric telescopic rod is arranged on the upper surface of the vehicle head, and a piston rod of the electric telescopic rod is fixedly connected to the lower surface of the fixing plate.
As further preferable in the present technical solution: a plate body is fixedly connected to one side of the vehicle head, two symmetrical sliding grooves are formed in one side, close to the fixed plate, of the plate body, a sliding block is connected to the inner side wall of each sliding groove in a sliding mode, and one side, far away from the sliding grooves, of each sliding block is fixedly connected to one side of the fixed plate; stability when the fixed plate reciprocates can be improved through above setting.
As further preferable in the present technical solution: the fixed block and the U-shaped plate are connected together through a second bolt in a threaded manner; the electromagnet is convenient to maintain through the arrangement.
As further preferable in the present technical solution: the iron plate is a circular iron plate; stability when can improve the gag lever post fixed through above setting up.
As further preferable in the present technical solution: the limiting hole is communicated with the groove, and the opening size of the limiting hole is larger than that of the groove; the limiting force on the trailer body can be improved through the arrangement.
Compared with the prior art, the utility model has the beneficial effects that:
according to the semi-trailer, the piston rod of the electric telescopic rod drives the fixing plate to move downwards, so that the fixing plate drives the limiting rod to be inserted into the groove through the limiting hole, the circular electromagnet is connected with a power supply to generate magnetic force to adsorb an iron plate, the stability of the limiting rod in the limiting hole can be improved, meanwhile, the first bolt is screwed into the threaded blind hole through the threaded through hole to play a role in secondary reinforcement, when the traction pin is abraded, the semi-trailer body is not prone to falling off, and the safety is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is an enlarged view of the region a in fig. 1 according to the present invention.
Fig. 3 is a left side view showing a connection structure of the U-shaped plate and the fixing block according to the present invention.
As shown in the figure: 1. a headstock; 2. a trailer body; 3. a breast board; 4. a fixing plate; 5. a U-shaped plate; 6. a fixed block; 7. an iron plate; 8. a limiting hole; 9. a limiting rod; 10. a circular electromagnet; 11. a groove; 12. a threaded blind hole; 13. a first bolt; 14. A plate body; 15. a chute; 16. a slider; 17. a second bolt; 18. a threaded through hole; 19. an electric telescopic rod.
Detailed Description
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "one end", "the other end", "both sides", "both ends", and the like herein indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "disposed," "connected," and the like are used in a broad sense, and for example, "connected" may be fixedly connected, detachably connected, integrally connected, mechanically connected, or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-3, in the specific implementation of the utility model, the trailer connection structure comprises a vehicle head 1 and a trailer body 2, wherein a baffle 3 is fixedly connected to the upper surface of the vehicle head 1, the trailer body 2 is attached to the upper surface of the baffle 3, a limiting hole 8 is formed in the upper surface of the trailer body 2, a groove 11 is formed in the upper surface of the baffle 3, an iron plate 7 is fixedly connected to the inner side wall of the limiting hole 8, a limiting rod 9 is attached to the inner side wall of the groove 11, a circular electromagnet 10 is installed on the outer side wall of the limiting rod 9, the circular electromagnet 10 and the iron plate 7 are magnetically adsorbed together, a fixing block 6 is fixedly connected to the upper surface of the limiting rod 9, a U-shaped plate 5 is clamped outside the fixing block 6, a fixing plate 4 is fixedly connected to the top of the U-shaped plate 5, two symmetrical threaded through holes 18 are formed in the upper surface of the fixing plate 4, two symmetrical threaded blind holes 12 are formed in the upper surface of the trailer body 2, the threaded through hole 18 and the threaded blind hole 12 are communicated with each other, the inner side wall of the threaded through hole 18 and the threaded blind hole 12 is in threaded connection with a first bolt 13, the upper surface of the headstock 1 is provided with an electric telescopic rod 19, and a piston rod of the electric telescopic rod 19 is fixedly connected to the lower surface of the fixing plate 4.
In this embodiment, specifically: a plate body 14 is fixedly connected to one side of the vehicle head 1, two symmetrical sliding grooves 15 are formed in one side, close to the fixed plate 4, of the plate body 14, a sliding block 16 is connected to the inner side wall of each sliding groove 15 in a sliding mode, and one side, far away from the sliding grooves 15, of each sliding block 16 is fixedly connected to one side of the fixed plate 4; when the fixed plate 4 moves, the sliding block 16 is driven to slide in the sliding groove 15, and the sliding groove 15 is matched with the sliding block 16 to limit the fixed plate 4.
In this embodiment, specifically: the fixing block 6 and the U-shaped plate 5 are connected together through a second bolt 17 in a threaded manner; the limiting rod 9 is convenient to mount and dismount through the arrangement.
In this embodiment, specifically: the iron plate 7 is a circular iron plate; the contact area with the circular electromagnet 10 can be increased by the above arrangement.
In this embodiment, specifically: the limiting hole 8 is communicated with the groove 11, and the opening size of the limiting hole 8 is larger than that of the groove 11; the groove 11 can be used for limiting the limiting rod 9.
In this embodiment, specifically: the electric telescopic rod 19 and the circular electromagnet 10 are connected with an external storage battery through leads
The working principle of the utility model is as follows: align trailer body 2's spacing hole 8 with recess 11, piston rod through electric telescopic handle 19 drives fixed plate 4 and moves down, make fixed plate 4 drive gag lever post 9 insert recess 11 through spacing hole 8, circular electro-magnet 10 switch on, produce magnetic force, adsorb iron plate 7, thereby can improve the stability that gag lever post 9 is arranged in spacing hole 8, twist first bolt 13 into screw thread blind hole 12 through screw thread through-hole 18 simultaneously, play the reinforced effect of secondary, thereby can improve this connection structure's stability.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (5)
1. The utility model provides a trailer connection structure, includes locomotive (1) and trailer automobile body (2), its characterized in that: the upper surface of the vehicle head (1) is fixedly connected with a baffle plate (3), the upper surface of the baffle plate (3) is attached with a trailer body (2), the upper surface of the trailer body (2) is provided with a limiting hole (8), the upper surface of the baffle plate (3) is provided with a groove (11), the inner side wall of the limiting hole (8) is fixedly connected with an iron plate (7), the inner side wall of the groove (11) is attached with a limiting rod (9), the outer side wall of the limiting rod (9) is provided with a circular electromagnet (10), the circular electromagnet (10) and the iron plate (7) are magnetically adsorbed together, the upper surface of the limiting rod (9) is fixedly connected with a fixed block (6), the outer part of the fixed block (6) is clamped with a U-shaped plate (5), the top of the U-shaped plate (5) is fixedly connected with a fixed plate (4), the upper surface of the fixed plate (4) is provided with two symmetrical threaded through holes (18), two symmetrical threaded blind holes (12) are arranged on the upper surface of the trailer body (2), the threaded through hole (18) is communicated with the threaded blind holes (12), the threaded through hole (18) is connected with a first bolt (13) in a threaded manner on the inner side wall of the threaded blind hole (12), an electric telescopic rod (19) is arranged on the upper surface of the trailer head (1), and a piston rod of the electric telescopic rod (19) is fixedly connected to the lower surface of the fixing plate (4).
2. A trailer coupling structure as claimed in claim 1, wherein: one side fixedly connected with plate body (14) of locomotive (1), two symmetrical spout (15) are seted up to one side that plate body (14) are close to fixed plate (4), the inside wall sliding connection of spout (15) has slider (16), one side fixed connection that slider (16) kept away from spout (15) in one side of fixed plate (4).
3. A trailer coupling structure as claimed in claim 1, wherein: the fixing block (6) and the U-shaped plate (5) are connected together through a second bolt (17) in a threaded mode.
4. A trailer coupling structure as claimed in claim 1, wherein: the iron plate (7) is a circular iron plate.
5. A trailer coupling structure as claimed in claim 1, wherein: the limiting hole (8) and the groove (11) are communicated with each other, and the opening size of the limiting hole (8) is larger than that of the groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122312757.2U CN216101391U (en) | 2021-09-24 | 2021-09-24 | Trailer connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122312757.2U CN216101391U (en) | 2021-09-24 | 2021-09-24 | Trailer connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216101391U true CN216101391U (en) | 2022-03-22 |
Family
ID=80688150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122312757.2U Active CN216101391U (en) | 2021-09-24 | 2021-09-24 | Trailer connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216101391U (en) |
-
2021
- 2021-09-24 CN CN202122312757.2U patent/CN216101391U/en active Active
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