CN213228937U

CN213228937U - Trailer stand column reinforcing device

Info

Publication number: CN213228937U
Application number: CN202022235114.8U
Authority: CN
Inventors: 冯兆林
Original assignee: Liangshan Hengtong Trailer Manufacturing Co ltd
Current assignee: Liangshan Hengtong Trailer Manufacturing Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-05-18
Anticipated expiration: 2030-10-09

Abstract

The utility model discloses a device is strengthened to trailer stand, including support, roof, gyro wheel, driving motor and pivot, roof fixed connection is in the upper end of support, gyro wheel fixed connection is in the left and right sides of support lower extreme, driving motor fixed connection is at the middle part of roof lower extreme, driving motor's lower extreme is installed in the pivot, drive mechanism is installed to the lower extreme of pivot, the last sliding surface of support is connected with the stand body, fixedly connected with mount pad on the outer wall of stand body, the middle part fixedly connected with gag lever post of mount pad, support internal surface mounting has bradyseism mechanism. This device is strengthened to trailer stand when using, through the cooperation of pivot, first bevel gear and second bevel gear isotructure to reach the effect of the space adjustment of being convenient for, through the cooperation of inserted block, spring and clamp splice isotructure, thereby reached the good effect of anticollision performance.

Description

Trailer stand column reinforcing device

Technical Field

The utility model belongs to the technical field of the trailer stand, especially, relate to a device is strengthened to trailer stand.

Background

The hand buggy is a common transportation tool in real life, is mainly used in occasions of shopping, going out and the like, is also one of necessary products for small and medium-sized operators to go out and be purchased by a business, the trailer refers to a vehicle which is towed by an automobile and does not have a power drive device per se, and the combination of one or more trailers.

But in the use of semitrailer, often can face the goods loading and unloading demand of difference, and the carriage of semitrailer chassis both sides is mostly fixed structure, it is comparatively fixed with the space and the operation form of closing, hardly satisfy the demand of different goods to carriage entry space, and the stand is a essential element of automobile body, play the effect of backward transmission anterior collision energy in the collision, play the effect of protection integrality simultaneously, structural strength and reasonable structural style of itself play crucial effect to whole car passive safety, but current stand structural strength is not enough, the impact force that receives when meetting the collision can not be alleviated, cause serious damage to the automobile body easily.

Therefore, a trailer upright post reinforcing device is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, and the provided trailer stand column reinforcing device with good anti-collision performance and convenient space adjustment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a device is strengthened to trailer stand, includes support, roof, gyro wheel, driving motor and pivot, roof fixed connection is in the upper end of support, gyro wheel fixed connection is in the left and right sides of support lower extreme, driving motor fixed connection is at the middle part of roof lower extreme, driving motor's lower extreme is installed in the pivot, drive mechanism is installed to the lower extreme of pivot, the last sliding surface of support is connected with the stand body, fixedly connected with mount pad on the outer wall of stand body, the middle part fixedly connected with gag lever post of mount pad, surface mounting has bradyseism mechanism in the support.

Preferably, the transmission mechanism comprises a first bevel gear, a second bevel gear, a bidirectional threaded rod and a nut, the first bevel gear is fixedly connected to the lower end of the rotating shaft, the second bevel gear is meshed with the outer surface of the first bevel gear, the bidirectional threaded rod is fixedly connected to the middle of the second bevel gear, the nut is fixedly connected to the upright post body, and the bidirectional threaded rod is in threaded connection with the inner wall of the nut.

Preferably, the bradyseism mechanism comprises fly leaf, inserted block, spring and clamp splice, one side fixed connection of fly leaf is on the curb plate of support, inserted block sliding connection is in the fly leaf middle part, the spring cup joints the surface at the inserted block, clamp splice fixed connection is in the one end that the fly leaf was kept away from to the inserted block.

Preferably, the left end and the right end of the limiting rod are respectively and fixedly connected to the mounting seats on the left side and the right side.

Preferably, the outer surface of the bidirectional threaded rod is sleeved with a sleeve block, and the lower end of the sleeve block is fixedly connected to the upper surface of the support.

Preferably, the lower end of the bracket is designed as a through hole, and the insert block is slidably connected in the through hole on the bracket.

Preferably, the inner surface of the clamping block is in a circular arc shape, and the diameter of the inner surface of the clamping block is larger than the width of the upright post body.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this device is strengthened to trailer stand when using, through the pivot, the cooperation of first bevel gear and second bevel gear isotructure, driving motor drives the pivot and takes place rotatoryly, the pivot drives first bevel gear afterwards and rotates, first bevel gear will drive second bevel gear and take place rotatoryly, just can drive two-way threaded rod afterwards and take place to rotate, then two-way threaded rod is at the nut internal rotation of both sides for the stand body of both sides is kept away from each other, thereby has reached the effect that the space was convenient for to adjust.

2. This device is strengthened to trailer stand when using, through the cooperation of inserted block, spring and clamp splice isotructure, when the lower extreme of device bumps, at this moment will make the inside lateral movement of inserted block for the clamp splice moves thereupon gradually, and the spring can be driven afterwards and take place tensile, because the elasticity of spring, at this moment collision dynamics is weakened gradually, and the dynamics that reaches the stand body is less, thereby has reached the good effect of anticollision performance.

Drawings

Fig. 1 is a schematic structural view of a trailer upright post reinforcing device provided by the present invention;

FIG. 2 is a schematic connection diagram of the structure of the column body, the mounting seat and the limiting rod;

fig. 3 is a connection diagram of the structures of the insert block, the spring, the clamping block and the like.

In the figure: the device comprises a support 1, a top plate 2, rollers 3, a driving motor 4, a rotating shaft 5, a first bevel gear 6, a second bevel gear 7, a bidirectional threaded rod 8, a vertical column body 9, a mounting seat 10, a limiting rod 11, a movable plate 12, an inserting block 13, springs 14, a clamping block 15, nuts 16 and a sleeve block 17.

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.

Referring to fig. 1-3, a trailer upright post reinforcing device comprises a support 1, a top plate 2, rollers 3, a driving motor 4 and a rotating shaft 5, wherein the top plate 2 is fixedly connected to the upper end of the support 1, the rollers 3 are fixedly connected to the left side and the right side of the lower end of the support 1, the driving motor 4 is fixedly connected to the middle of the lower end of the top plate 2, the model of the driving motor 4 is Y80M1-1, the rotating shaft 5 is installed at the lower end of the driving motor 4, a transmission mechanism is installed at the lower end of the rotating shaft 5, an upright post body 9 is slidably connected to the upper surface of the support 1, an installation seat 10 is fixedly connected to the outer wall of the upright post body 9, a limiting rod 11 is fixedly connected to the middle of the installation seat 10, the left end and the right end of the limiting rod 11 are respectively fixedly connected to the installation seats 10, the inner surface of the bracket 1 is provided with a cushioning mechanism.

Drive mechanism is by first bevel gear 6, second bevel gear 7, two-way threaded rod 8 and nut 16 are constituteed, first bevel gear 6 fixed connection is at the lower extreme of pivot 5, second bevel gear 7 meshing is on first bevel gear 6's surface, two-way threaded rod 8 fixed connection is at the middle part of second bevel gear 7, two-way threaded rod 8's surface has cup jointed sleeve block 17, and the lower extreme fixed connection of sleeve block 17 is on the upper surface of support 1, nut 16 fixed connection is on stand body 9, two-way threaded rod 8 and nut 16's inner wall threaded connection.

The cushioning mechanism comprises fly leaf 12, inserted block 13, spring 14 and clamp splice 15, one side fixed connection of fly leaf 12 is on the curb plate of support 1, inserted block 13 sliding connection is in fly leaf 12 middle part, the lower extreme of support 1 is the through-hole design, and inserted block 13 sliding connection is in the through-hole on support 1, spring 14 cup joints the surface at inserted block 13, clamp splice 15 fixed connection is in the one end that fly leaf 12 was kept away from to inserted block 13, the internal surface of clamp splice 15 is the circular arc design, and the internal surface diameter of clamp splice 15 is greater than the width of stand body 9, the existence of clamp splice has effectually protected the safety of stand body 9.

Now, the operation principle of the present invention is described as follows:

when the trailer upright post reinforcing device is used, when articles need to be placed in the device, a user starts the driving motor 4, the driving motor 4 drives the rotating shaft 5 at the lower end to rotate, then the rotating shaft 5 drives the first bevel gear 6 at the lower end to rotate, the first bevel gear 6 can drive the second bevel gear 7 in the outer surface to rotate, and then the bidirectional threaded rod 8 can be driven to rotate, then the two-way threaded rod 8 rotates in the nuts 16 at both sides, so that the upright body 9 at both sides are far away from each other, and the space in the limiting rod 11 is increased, when the lower end of the device is collided, the inserting block 13 is moved inwards, the clamping block 15 is gradually moved along with the inserting block, and then the spring 14 is driven to stretch, due to the elastic force of the spring 14, the collision force is gradually weakened, and the force transmitted to the upright post body 9 is smaller, so that the safety of transported articles in the device is ensured.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a device is strengthened to trailer stand, includes support (1), roof (2), gyro wheel (3), driving motor (4) and pivot (5), its characterized in that, roof (2) fixed connection is in the upper end of support (1), gyro wheel (3) fixed connection is in the left and right sides of support (1) lower extreme, driving motor (4) fixed connection is at the middle part of roof (2) lower extreme, the lower extreme at driving motor (4) is installed in pivot (5), drive mechanism is installed to the lower extreme of pivot (5), the last sliding surface of support (1) is connected with stand body (9), fixedly connected with mount pad (10) on the outer wall of stand body (9), the middle part fixedly connected with gag lever post (11) of mount pad (10), support (1) internally surface mounting has bradyseism mechanism.

2. The trailer upright post reinforcing device as claimed in claim 1, wherein the transmission mechanism is composed of a first bevel gear (6), a second bevel gear (7), a two-way threaded rod (8) and a nut (16), the first bevel gear (6) is fixedly connected to the lower end of the rotating shaft (5), the second bevel gear (7) is engaged on the outer surface of the first bevel gear (6), the two-way threaded rod (8) is fixedly connected to the middle part of the second bevel gear (7), the nut (16) is fixedly connected to the upright post body (9), and the two-way threaded rod (8) is in threaded connection with the inner wall of the nut (16).

3. The trailer upright post reinforcing device as claimed in claim 1, wherein the shock absorption mechanism is composed of a movable plate (12), an insert block (13), a spring (14) and a clamping block (15), one side of the movable plate (12) is fixedly connected to a side plate of the bracket (1), the insert block (13) is slidably connected to the middle of the movable plate (12), the spring (14) is sleeved on the outer surface of the insert block (13), and the clamping block (15) is fixedly connected to one end of the insert block (13) far away from the movable plate (12).

4. The trailer stand column reinforcing device as claimed in claim 1, wherein the left and right ends of the limiting rod (11) are respectively fixedly connected to the mounting seats (10) on the left and right sides.

5. A trailer stand column reinforcing device as claimed in claim 2, characterized in that a sleeve block (17) is sleeved on the outer surface of the bidirectional threaded rod (8), and the lower end of the sleeve block (17) is fixedly connected to the upper surface of the bracket (1).

6. A trailer stand reinforcement arrangement as claimed in claim 3, characterized in that the lower end of the bracket (1) is of through-hole design and the insert (13) is slidably connected in a through-hole in the bracket (1).

7. A trailer stand column reinforcement arrangement as claimed in claim 3, characterised in that the inner surface of the clamping block (15) is of circular arc design and the diameter of the inner surface of the clamping block (15) is greater than the width of the stand column body (9).