CN211075845U

CN211075845U - Semitrailer supporting leg connection structure

Info

Publication number: CN211075845U
Application number: CN201922110853.1U
Authority: CN
Inventors: 王海军
Original assignee: Shandong Tiantong Automobile Technology Co ltd
Current assignee: Shandong Tiantong Automobile Technology Co ltd
Priority date: 2019-11-30
Filing date: 2019-11-30
Publication date: 2020-07-24
Anticipated expiration: 2029-11-30

Abstract

The utility model discloses a semitrailer supporting leg connection structure belongs to the semitrailer auxiliary device field. A semitrailer supporting leg connecting structure comprises a mounting seat, wherein the outer wall of the mounting seat is connected with a supporting rod, the inner wall of the supporting rod is connected with a limiting groove, the bottom wall inside the limiting groove is connected with a fan-shaped stop block, the inner wall of the fan-shaped stop block is connected with a sliding block, the sliding block is matched with the fan-shaped stop block of the fan-shaped stop block, one end, away from the fan-shaped stop block, of the sliding block is connected with a rotating plate, the inner wall of the supporting rod is further connected with a supporting arm, the outer wall of the supporting arm is connected with a rotating shaft, the rotating shaft; the utility model discloses the supporting leg is convenient for support the semi-trailer, improves the supporting effect of supporting leg, has supported the back, can withdraw the supporting arm, prevents that the semitrailer from setting up the outer wall at the frame because of the supporting leg at the process of traveling, leads to the traffic accident that the automobile body caused too wide.

Description

Semitrailer supporting leg connection structure

Technical Field

The utility model relates to a semitrailer auxiliary device technical field especially relates to a semitrailer supporting leg connection structure.

Background

The semitrailer is a trailer with an axle arranged behind the gravity center of the vehicle and a coupling device capable of transmitting horizontal and vertical forces to a tractor, and is generally a three-axle semitrailer, which is divided into eleven-meter-bin-column semitrailer, thirteen-meter-bin column semitrailer, low-bed semitrailer and the like, and is a heavy transport vehicle connected with the head of the semitrailer through a towing pin.

Current semitrailer supporting leg is all through welding or bolted connection on the semitrailer, although welding and bolted connection's mode can be with supporting leg fixed connection on the semitrailer, can't adjust the supported position of supporting leg according to actual conditions, thereby lead to the supporting leg can't play effectual supporting role, current semitrailer supporting leg is the outside of connecting at the semitrailer moreover, thereby lead to the semitrailer automobile body too wide, cause traffic safety accident easily, we propose a semitrailer supporting leg connection structure for this reason.

Disclosure of Invention

The utility model aims at solving the problems in the prior art and providing a semitrailer supporting leg connecting structure.

In order to achieve the purpose, the following technical scheme is adopted in the utility model:

the utility model provides a semitrailer supporting leg connection structure, includes the mount pad, the outer wall connection of mount pad has the bracing piece, the inner wall connection of bracing piece has the spacing groove, the inside diapire of spacing groove is connected with fan-shaped dog, the inner wall connection of fan-shaped dog has the slider, slider and fan-shaped dog phase-match, the one end that fan-shaped dog was kept away from to the slider is connected with the commentaries on classics board, the inner wall of bracing piece still is connected with the support arm, the outer wall connection of support arm has the pivot, the inner wall at the commentaries on classics board is connected in the pivot, the outer wall connection of commentaries on classics board has the drag hook, the one end that the commentaries on classics board was kept away from to the drag hook is connected with the telescoping device.

Preferably, the telescoping device includes baffle, spring and fixed plate, the inner wall at the baffle is connected to the drag hook, fixed plate fixed connection is at the outer wall of support arm, the one end that the baffle was kept away from to the drag hook runs through the spring and the fixed plate passes through the rope-line and is connected with the handle.

Preferably, the bottom wall of the mounting seat is connected with a driving mechanism, and the outer wall of the driving mechanism is connected with a supporting rod.

Preferably, the inner top wall of the limiting groove is provided with a limiting hole, and the limiting hole is matched with the sliding block.

Preferably, the top wall of the rotating plate is provided with a groove, and the draw hook is connected to the inner wall of the groove.

Preferably, adjusting device includes the telescopic link, the diapire at the bracing piece is connected to the telescopic link, the inner wall at the spacing ring is connected to the one end that the bracing piece was kept away from to the telescopic link, the spout has been seted up to the outer wall of landing leg, the spacing ring is connected in the spout.

Compared with the prior art, the utility model provides a semitrailer supporting leg connection structure possesses following beneficial effect:

1. the semitrailer supporting leg connecting structure is characterized in that after a mounting seat is mounted on a semitrailer, a supporting rod is rotated through a driving mechanism to adjust the direction of the supporting rod, after the supporting rod is adjusted, a supporting arm is pulled, the sliding block cannot be blocked when the sliding block moves rightwards on the surface of the fan-shaped block through the matching of the fan-shaped block in the limiting groove and the sliding block, so that the supporting arm can easily slide out of the supporting rod, the relative length of the supporting arm and the supporting rod is adjusted, when the supporting arm is supported by stress, the fan-shaped block is arranged, and therefore, the retraction situation cannot occur, after the semitrailer is supported, the handle is pulled rightwards, the handle drives a drag hook to move rightwards through a rope, the rotating plate is driven to rotate, the rotating plate drives the sliding block to be separated from the fan-shaped block, and the, therefore the device is when using, can adjust the angle of supporting leg according to different geographical position, and the supporting leg is convenient for support the semitrailer, improves the supporting effect of supporting leg, has supported the back, adjusts the bracing piece through rotary driving mechanism inside the semitrailer frame, prevents that the semitrailer from leading to the fact traffic safety accident because of the supporting leg setting at the outer wall of frame at the in-process of traveling, leads to the automobile body too wide.

2. This semitrailer supporting leg connection structure through starting the telescopic link, makes the telescopic link promote the support arm and moves right, after the telescopic link with the support arm propelling movement to required position, stops the telescopic link, through the spacing ring lapse in the sliding chute, makes the telescopic link advance fixedly to the position of bracing piece and landing leg.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can adjust the angle of supporting leg according to different geographical position, the supporting leg is convenient for support the semi-trailer, improves the supporting effect of supporting leg, has supported the back, can withdraw the supporting arm, adjusts the semi-trailer frame inner arm with the bracing piece through rotary driving mechanism, prevents that the semi-trailer from setting up the outer wall at the frame because of the supporting leg at the process of traveling, leads to the traffic accident that the automobile body caused too wide.

Drawings

Fig. 1 is a schematic structural view of a semitrailer support leg connecting structure provided by the present application;

fig. 2 is a cross-sectional view of a support rod of a semitrailer support leg connecting structure according to the present application;

FIG. 3 is a top cross-sectional view of a support rod of a semitrailer support leg connecting structure according to the present application;

FIG. 4 is an enlarged view of part A of a semitrailer supporting leg connection structure chart 2 provided by the utility model;

fig. 5 is a schematic structural view of a support leg of a semitrailer support leg connecting structure provided by the present application;

fig. 6 is a schematic structural view of a semitrailer supporting leg connection structure telescoping device provided by the utility model.

In the figure: 1. a mounting seat; 2. a support bar; 3. a telescopic rod; 4. a limiting groove; 5. a fan-shaped stop block; 6. a support arm; 7. rotating the plate; 8. a slider; 9. pulling a hook; 10. a telescoping device; 11. a support leg; 12. a chute; 13. a limiting ring; 14. a handle.

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.

In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

Referring to fig. 1-6, a semitrailer supporting leg connection structure, including mount pad 1, the outer wall connection of mount pad 1 has bracing piece 2, the inner wall connection of bracing piece 2 has spacing groove 4, the inside diapire of spacing groove 4 is connected with fan-shaped dog 5, the inner wall connection of fan-shaped dog 5 has slider 8, slider 8 and fan-shaped dog 5 phase-match, the one end that fan-shaped dog 5 was kept away from to slider 8 is connected with commentaries on classics board 7, the inner wall of bracing piece 2 still is connected with support arm 6, the outer wall connection of support arm 6 has the pivot, the inner wall at commentaries on classics board 7 is connected in the pivot, the outer wall connection of commentaries on classics board 7 has drag hook 9, the one end that commentaries on classics board 7 was kept away from to drag hook 9 is connected with telescoping device 10, the outer wall of support arm.

Referring to fig. 6, the telescopic device 10 comprises a baffle plate, a spring and a fixing plate, the draw hook 9 is connected to the inner wall of the baffle plate, the fixing plate is fixedly connected to the outer wall of the supporting arm 6, and one end, far away from the baffle plate, of the draw hook 9 penetrates through the spring and the fixing plate to be connected with the handle 14 through a rope.

Referring to fig. 1, a driving mechanism is connected to the bottom wall of the mounting base 1, and a support rod 2 is connected to the outer wall of the driving mechanism.

Referring to fig. 2, 3 and 4, the inner top wall of the limiting groove 4 is provided with a limiting hole, and the limiting hole is matched with the sliding block 8.

Referring to fig. 4, the outer wall of the rotating plate 7 is provided with a groove, and the draw hook 9 is connected to the inner wall of the groove.

Referring to fig. 1 and 5, adjusting device includes telescopic link 3, and telescopic link 3 is connected at the diapire of bracing piece 2, and telescopic link 3 keeps away from the one end of bracing piece 2 and connects at spacing ring 13 inner wall, and spout 12 has been seted up to the outer wall of landing leg 11, and spacing ring 13 is connected in spout 12.

In the utility model, after the mounting seat 1 is mounted on the semitrailer, the supporting rod 2 is rotated by the driving mechanism to adjust the direction, after the supporting rod 2 is adjusted, the supporting arm 6 is pulled, the sliding block 8 is matched with the sliding block 5 in the limiting groove 4, so that the sliding block 8 can not be blocked when the sliding block 8 moves rightwards on the surface of the fan-shaped block 5, the supporting arm 6 can easily slide out of the supporting rod 2, the relative length of the supporting arm 6 and the supporting rod 2 is adjusted, when the supporting arm 6 is supported by force, the handle 14 is pulled rightwards after the semitrailer is supported, the handle 14 drives the drag hook 9 to move rightwards through a rope line, the drag hook 9 drives the rotating plate 7 to rotate, and then the rotating plate 7 drives the sliding block 8 to be separated from the fan-shaped block 5, so that the supporting arm 6 can be pushed back to the inside of the supporting rod 2, therefore, when the device is used, the angle of the supporting leg can be adjusted according to different geographical positions, the supporting leg can support the semitrailer conveniently, the supporting effect of the supporting leg is improved, after the supporting is finished, the supporting rod 2 is adjusted to the inside of the semitrailer frame through the rotary driving mechanism, the traffic safety accident caused by the fact that the semitrailer is too wide due to the fact that the supporting leg is arranged on the outer wall of the frame in the running process of the semitrailer is prevented, the angle of the supporting leg can be adjusted according to different geographical positions, the supporting leg can support the semitrailer conveniently, the supporting effect of the supporting leg is improved, after the supporting is finished, the supporting arm 6 can be retracted, the supporting rod 2 is adjusted to the inner arm of the semitrailer frame through the rotary driving mechanism, the traffic accident caused by the fact that the semitrailer is too wide due to the fact that the supporting leg is arranged, the telescopic rod 3 is enabled to push the supporting arm 6 to move rightwards, after the telescopic rod 3 pushes the supporting arm 6 to a required position, the telescopic rod 3 is stopped, and the limiting ring 13 in the sliding chute 12 slides downwards, so that the telescopic rod 3 fixes the positions of the supporting rod 2 and the supporting leg 11.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be covered by the scope of the present invention by the technical solutions and the inventive concepts of the present invention equivalent or changed within the technical scope of the present invention.

Claims

1. The semitrailer supporting leg connecting structure comprises a mounting seat (1) and is characterized in that the outer wall of the mounting seat (1) is connected with a supporting rod (2), the inner wall of the supporting rod (2) is connected with a limiting groove (4), the inner bottom wall of the limiting groove (4) is connected with a fan-shaped stop block (5), the inner wall of the fan-shaped stop block (5) is connected with a sliding block (8), the sliding block (8) is matched with the fan-shaped stop block (5), one end, far away from the fan-shaped stop block (5), of the sliding block (8) is connected with a rotating plate (7), the inner wall of the supporting rod (2) is further connected with a supporting arm (6), the outer wall of the supporting arm (6) is connected with a rotating shaft, the rotating shaft is connected with the inner wall of the rotating plate (7), the outer wall of the rotating plate (7) is connected with a drag hook, the outer wall of support arm (6) still is connected with handle (14), handle (14) are connected with drag hook (9) through the rope line, the diapire of support arm (6) is connected with landing leg (11), be connected with adjusting device between landing leg (11) and bracing piece (2).

2. The semitrailer supporting leg connecting structure according to claim 1, characterized in that the telescopic device (10) comprises a baffle plate, a spring and a fixing plate, the draw hook (9) is connected to the inner wall of the baffle plate, the fixing plate is fixedly connected to the outer wall of the supporting arm (6), and one end, far away from the baffle plate, of the draw hook (9) penetrates through the spring and the fixing plate and is connected with the handle (14) through a rope line.

3. A semitrailer support leg connecting structure according to claim 1, characterized in that the bottom wall of the mounting seat (1) is connected with a driving mechanism, and the outer wall of the driving mechanism is connected with a support rod (2).

4. The semitrailer support leg connecting structure according to claim 1, characterized in that a limiting hole is formed in an inner top wall of the limiting groove (4), and the limiting hole is matched with the sliding block (8).

5. The semitrailer support leg connection structure according to claim 1, characterized in that the outer wall of the rotating plate (7) is provided with a groove, and the draw hook (9) is connected to the inner wall of the groove.

6. The semitrailer supporting leg connecting structure according to claim 1, characterized in that the adjusting device comprises a telescopic rod (3), a sliding groove (12) and a limiting ring (13), the telescopic rod (3) is connected to the bottom wall of the supporting rod (2), one end, far away from the supporting rod (2), of the telescopic rod (3) is connected to the inner wall of the limiting ring (13), the sliding groove (12) is formed in the outer wall of the supporting leg (11), and the limiting ring (13) is connected to the inside of the sliding groove (12).