CN217415925U

CN217415925U - Telescopic stand column of semitrailer

Info

Publication number: CN217415925U
Application number: CN202221545777.2U
Authority: CN
Inventors: 朱金广; 张国立; 王洋
Original assignee: Hebei Juwang Vehicle Co ltd
Current assignee: Hebei Juwang Vehicle Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-09-13
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a telescopic stand of semitrailer relates to semitrailer technical field. It includes the carriage bottom plate body of semitrailer, its characterized in that: a plurality of upright posts are arranged on the outer side of the upper end of the carriage bottom plate body; a plurality of drawing square holes correspondingly matched with the stand columns are uniformly formed in the outer side of the carriage bottom plate body; screw rods are rotatably connected in the drawing square holes; the outer side of the screw rod is in threaded connection with an inner side square pipe, and the inner side square pipe is in sliding fit connection with the drawing square hole; the square tube at the outer side and the inner side of the carriage bottom plate body is fixedly connected with the upright post. The beneficial effects of the utility model are that: this structure can adjust the position of side fence, makes things convenient for transport, the stacking of goods, has greatly improved handling efficiency.

Description

Telescopic stand column of semitrailer

Technical Field

The utility model relates to a semitrailer technical field, in particular to telescopic stand of semitrailer.

Background

Along with the continuous development of the requirements for transporting goods, the operation requirements for transporting vehicles are convenient and quick, the weight of the trailer is lighter and lighter, the common semitrailer can not meet the production requirements, and a set of brand new structure needs to be redesigned and developed to meet the requirements. At present, the side rail of a semitrailer for transporting goods is arranged on a carriage bottom plate through fixed stand columns so as to prevent the goods from falling from two sides of a carriage. However, when goods are loaded and unloaded, the side rails are limited on two sides of the carriage, so that the goods are very inconvenient to carry and stack, and even some loading and unloading workers can collide with the side rails carelessly to cause damage, so that the problem that the goods are inconvenient to carry and stack due to the fixed side rails needs to be solved by designing the spiral drawing upright post.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, a telescopic stand of semitrailer is provided. This structure can adjust the position of side fence, makes things convenient for transport, the stacking of goods, has greatly improved handling efficiency.

The utility model adopts the technical proposal that: the utility model provides a telescopic stand of semitrailer, including the carriage bottom plate body of semitrailer, its characterized in that: a plurality of upright posts are arranged on the outer side of the upper end of the carriage bottom plate body; a plurality of drawing square holes correspondingly matched with the stand columns are uniformly formed in the outer side of the carriage bottom plate body; screw rods are rotatably connected in the drawing square holes; the outer side of the screw rod is in threaded connection with an inner side square pipe, and the inner side square pipe is in sliding fit connection with the drawing square hole; the square tube at the inner side outside the carriage bottom plate body is fixedly connected with the upright post; one side of the carriage bottom plate body is provided with a rotating device matched with the screw rod.

Further optimize this technical scheme, the equal fixedly connected with bearing in pull square hole inboard of the telescopic stand of semitrailer, and the bearing rotates with the hob to be connected.

Further optimizing the technical scheme, the spiral supports are fixedly connected in the inner side pipes of the telescopic upright posts of the semitrailer, and the spiral supports are in threaded connection with the spiral rods; the inner side of the inner side square tube is provided with through holes matched with the screw rods.

Further optimize this technical scheme, the carriage bottom plate body outside of the telescopic stand of semitrailer, inboard side pipe upper end and stand lower extreme fixed connection.

Further optimizing the technical scheme, the rotating device of the telescopic upright post of the semitrailer comprises a spiral crank; the threaded rods are provided with connectors matched with the spiral crank.

According to the technical scheme, the opening ends of the inner side square tubes of the telescopic vertical columns of the semitrailer are fixedly connected with reinforcing plates, and the upper parts of the reinforcing plates are fixedly connected with the outer sides of the vertical columns; the reinforcing plate is provided with rotating holes matched with the rotating device.

The utility model discloses compare with the telescopic stand of traditional semitrailer, its beneficial effect lies in:

1. the spiral crank, the connector, the spiral rod, the bearing, the carriage bottom plate body, the drawing square hole, the spiral support and the inner side square tube are matched to drive the upright post fixedly connected with the spiral crank to move, so that the position of the side rail can be adjusted, and the goods can be conveniently carried and stacked;

2. the spiral crank is reversely rotated to drive the spiral rod to reversely rotate and drive the inner side square tube and the upright post to reset, so that the screw is convenient to use next time, and the movement is labor-saving by utilizing the characteristic of the screw thread;

3. the cooperation of hob, pull square hole and inboard side pipe can carry on spacingly, and the stationary mast is more stable, and the auto-lock characteristic of screw thread, convenient better regulation fixed position, it is more convenient to use

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the present invention;

FIG. 3 is a sectional view of the drawing square hole of the present invention;

in the figure, 1, a carriage floor body; 2. a column; 3. drawing a square hole; 4. a screw rod; 5. an inner side square tube; 6. a bearing; 7. a spiral support; 8. a through hole; 9. a spiral crank; 10. a connector; 11. a reinforcing plate; 12. the hole is rotated.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the telescopic stand column of the semitrailer comprises a carriage bottom plate body 1 of the semitrailer, and is characterized in that: a plurality of upright posts 2 are arranged on the outer side of the upper end of the carriage bottom plate body 1; a plurality of drawing square holes 3 correspondingly matched with the stand columns 2 are uniformly formed in the outer side of the carriage bottom plate body 1; screw rods 4 are rotatably connected in the drawing square holes 3; the outer side of the screw rod 4 is in threaded connection with an inner side square pipe 5, and the inner side square pipe 5 is in sliding fit connection with the drawing square hole 3; the square tube 5 at the inner side outside the carriage bottom plate body 1 is fixedly connected with the upright post 2; a rotating device matched with the screw rod 4 is arranged on one side of the carriage bottom plate body 1; the inner sides of the drawing square holes 3 are fixedly connected with bearings 6, and the bearings 6 are rotatably connected with the screw rod 4; the inner side square pipes 5 are fixedly connected with spiral supports 7, and the spiral supports 7 are in threaded connection with the spiral rods 4; the inner sides of the inner side square tubes 5 are provided with through holes 8 matched with the screw rods 4; the upper end of an inner side square tube 5 on the outer side of the carriage bottom plate body 1 is fixedly connected with the lower end of the upright post 2; the rotating device comprises a spiral crank 9; the threaded rods are provided with connectors 10 matched with the spiral crank 9; the open ends of the inner side square tubes 5 are fixedly connected with reinforcing plates 11, and the upper parts of the reinforcing plates 11 are fixedly connected with the outer sides of the upright posts 2; the reinforcing plates 11 are provided with rotation means for cooperating with the rotation means.

When the device is specifically implemented, other structures can be directly used as side fences without being installed on the plurality of upright posts 2, so that goods can be directly blocked; plate type, railing type or openable side rail can be installed; when the upright post 2 moves outwards, the side rail is driven to move outwards, so that the loading, unloading and stacking of goods are facilitated, and after the loading and unloading are completed, the upright post 2 moves inwards and returns to the original position to block the goods.

The bearing 6 and the spiral support are arranged as shown in fig. 3.

During the use, be connected to spiral crank 9 among the rotating device rather than on the complex connector 10, then rotate spiral crank 9, spiral crank 9 drives rather than the connector 10 of being connected and rotates, according to the hob 4 through bearing 6 with carriage bottom plate body on 3 rotation connections in the pull square hole, hob 4 can be at 3 rotations in the pull square hole when connector 10 rotates, according to hob 4 through the threaded connection of spiral support 7 with inboard side pipe 5, according to the threaded connection characteristic, including pull square hole 3 is spacing to the slip of inboard side pipe 5, inboard side pipe 5 removes to carriage bottom plate body 1's the outside when the threaded rod rotates, inboard side pipe 5 slides in pull square hole 3, at this moment will be as shown in figure 2, inboard side pipe 5 drives rather than fixed connection's stand 2 and removes, more conveniently load and unload and use.

After the use, the spiral crank 9 is used for reversely rotating the connector 10 to drive the spiral rod 4 to reversely rotate, and finally the inner side square tube 5 and the upright post 2 are driven to reset to the position shown in figure 1, so that the use for the next time is convenient, and the movement is more labor-saving by utilizing the characteristics of the threads; pull square hole 3 and inboard side pipe 5 all conveniently carry out spacing supplementary use for the rectangle, and inboard side pipe 5 slides laminating connection in pull square hole 3, removes the back at stand 2, through hob 4, pull square hole 3 and inboard side pipe 5's cooperation, can carry on spacingly, and fixed stand 2 is more stable, and the auto-lock characteristic of screw thread, convenient better regulation fixed position, it is more convenient to use.

Traditional stand is fixed on the carriage bottom plate, and the side rail is installed on fixed stand, leads to the rigidity of side rail, influences the loading and unloading of goods, puts things in good order, has increased the time and the degree of difficulty of loading and unloading vehicle, also does not benefit to the commodity circulation, has increased the loading and unloading workman intensity of labour.

It should be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundary of the appended claims, or the equivalents of such scope and boundary.

Claims

1. The utility model provides a telescopic stand of semitrailer, includes carriage bottom plate body (1) of semitrailer, its characterized in that: a plurality of upright posts (2) are arranged on the outer side of the upper end of the carriage bottom plate body (1); a plurality of drawing square holes (3) which are correspondingly matched with the upright posts (2) are uniformly formed on the outer side of the carriage bottom plate body (1); screw rods (4) are rotatably connected in the drawing square holes (3); the outer side of the screw rod (4) is in threaded connection with an inner side square pipe (5), and the inner side square pipe (5) is in sliding fit connection with the drawing square hole (3); the square tube (5) at the inner side of the outer side of the carriage bottom plate body (1) is fixedly connected with the upright post (2); one side of the carriage bottom plate body (1) is provided with a rotating device matched with the screw rod (4).

2. The telescopic semitrailer pillar of claim 1, wherein: the inner side of the drawing square hole (3) is fixedly connected with a bearing (6), and the bearing (6) is rotatably connected with the screw rod (4).

3. The telescopic semitrailer pillar of claim 1, wherein: the inner side square pipes (5) are internally and fixedly connected with spiral supports (7), and the spiral supports (7) are in threaded connection with the spiral rods (4); the inner side of the inner side square tube (5) is provided with through holes (8) matched with the screw rods (4).

4. The telescopic semitrailer pillar of claim 1, wherein: the upper end of the inner side square tube (5) is fixedly connected with the lower end of the upright post (2) at the outer side of the carriage bottom plate body (1).

5. The telescopic semitrailer pillar of claim 1, wherein: the rotating device comprises a spiral crank (9); the threaded rods are provided with connectors (10) matched with the spiral crank (9).

6. The telescopic semitrailer pillar of claim 4, wherein: the open ends of the inner side square tubes (5) are fixedly connected with reinforcing plates (11), and the upper parts of the reinforcing plates (11) are fixedly connected with the outer sides of the upright posts (2); the reinforcing plates (11) are provided with rotating holes (12) matched with the rotating devices.