CN219339313U

CN219339313U - Semitrailer with steering function

Info

Publication number: CN219339313U
Application number: CN202223055594.5U
Authority: CN
Inventors: 袁焕强
Original assignee: Shandong Yuncheng Juntong Special Vehicle Co ltd
Current assignee: Shandong Yuncheng Juntong Special Vehicle Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-07-14
Anticipated expiration: 2032-11-17

Abstract

The utility model belongs to the field of semitrailers, and discloses a semitrailer with steering, which comprises a trailer body, wherein the trailer body is connected with a license plate, the trailer body is connected with a mounting plate, the mounting plate is rotationally connected with a carriage, the carriage is connected with a box door, the mounting plate is hinged with a hydraulic rod, the free end of the hydraulic rod is hinged with the carriage, the carriage is provided with a sliding groove, the inner side of the sliding groove is connected with a threaded rod, the threaded rod is connected with a worm wheel, the carriage is connected with a double-shaft servo motor, the output shaft of the double-shaft servo motor is connected with a worm, the worm is meshed with the worm wheel, the threaded rod is in threaded connection with a sliding block, the sliding block is in sliding connection with the sliding groove, the sliding block is connected with a connecting frame, the carriage is connected with tarpaulin, and the free end of the tarpaulin is connected with the connecting frame; the carriage is connected with a cleaning device; by adopting the technical scheme, the awning cloth can be covered and stored rapidly, manual treatment is not needed, the awning cloth is good in covering effect, and meanwhile, the license plate can be cleaned in time, so that the practicability is greatly improved.

Description

Semitrailer with steering function

Technical Field

The utility model relates to the field of semitrailers, in particular to a semitrailer with steering function.

Background

With the high-speed development of expressways in China and the requirements of modern logistics transportation, the further intensification and specialization of highway freight transportation are realized, and the semitrailer is rapidly developed, and now, the semitrailer with a steering system is widely adopted; the semitrailer with steering controls the rear wheels of the vehicle to rotate in cooperation with the front wheels through hydraulic or electric control modes and the like, so that the friction between tires and the ground during the steering is reduced, the abrasion of the tires is reduced, the minimum turning radius and the channel width are reduced, and the maneuverability, the trafficability and the service life of the semitrailer are greatly improved, so that the semitrailer with steering has become the first choice for transportation; the semitrailer loads goods through the carriage, after the carriage loads goods, the tarpaulin needs to be used for sealing the top of the carriage, but most semitrailers used at present use manual pulling to cover the tarpaulin, so that the manual labor intensity is high, the tarpaulin is slowly covered, the tarpaulin cannot be rapidly unfolded, the covering effect is poor, and the tarpaulin also needs to be manually pulled to be taken down during unloading, so that the semitrailer is very inconvenient to use.

Disclosure of Invention

The utility model aims to provide a semitrailer with steering, which solves the problems that the conventional semitrailer cannot rapidly unfold tarpaulin and the tarpaulin is inconvenient to retract and release.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a take semitrailer that turns to, includes the trailer body, the trailer body is connected with the license plate, the trailer body is connected with the mounting panel, the mounting panel rotates and is connected with the carriage, the carriage is connected with the chamber door, the mounting panel articulates there is the hydraulic rod, hydraulic rod free end and carriage are articulated, the carriage is equipped with the sliding tray, the sliding tray inboard is connected with the threaded rod, the threaded rod is connected with the worm wheel, the carriage is connected with biax servo motor, biax servo motor output shaft has the worm, the worm meshes with the worm wheel, threaded rod threaded connection has the sliding block, sliding block and sliding tray sliding connection, the sliding block is connected with the link, the carriage is connected with the tarpaulin, the tarpaulin free end is connected with the link;

the carriage is connected with a cleaning device, and the cleaning device is used for cleaning dust attached to the surface of the license plate.

Preferably, the cleaning device comprises a supporting rod, the license plate is connected with a fixed frame, the fixed frame is provided with a limiting chute, the inner side of the limiting chute is slidably connected with a moving plate, the moving plate is connected with a cleaning brush, the supporting rod is hinged to the moving plate, and the free end of the supporting rod is hinged to a carriage.

Preferably, the carriage is connected with a trapezoid table, and the tarpaulin is positioned outside the trapezoid table.

Preferably, the connecting frame is rotationally connected with the sliding block, the sliding block is connected with a collision plate, and the collision plate collides with the connecting frame.

Preferably, the box door is connected with a magnetic attraction table, and the inside of the connecting frame is connected with a magnet.

Preferably, the carriage is connected with a protection frame, and the worm and the double-shaft servo motor are both positioned on the inner side of the protection frame.

Compared with the prior art, the technical scheme has the beneficial effects that:

(1) According to the technical scheme, the worm is driven by the double-shaft servo motor to rotate so as to drive the worm wheel to rotate, the threaded rod is driven to rotate so as to drive the sliding block to move left and right, the sliding block is used for driving the tarpaulin to move left and right so as to cover the tarpaulin on the top of a carriage or open the tarpaulin, manual covering and pulling of the tarpaulin are not needed, the manual labor intensity is greatly reduced, the storage of the tarpaulin after temporary opening is accelerated, and the tarpaulin is simple in structure and convenient to use; the awning cloth is driven to move through the mounting frame, so that the awning cloth has a better covering effect, the two sides of the awning cloth are lower than the top height of the carriage, rainwater is prevented from entering the carriage, and the covering protection effect of the awning cloth is enhanced.

(2) According to the technical scheme, the cleaning device is arranged, when the inclined carriage is used for unloading, the supporting rod can be driven to move so as to drive the movable plate to move up and down, and the license plate arranged on the license plate is cleaned through the cleaning brush, so that dust is prevented from being attached to the license plate for a long time to shield the license plate; the movable plate cleans the license plate along with the inclination automatic movement of the carriage when unloading, does not need to clean manually, saves manpower, and the cleaning work is linked with the unloading work of the carriage, so that the cleaning work of the license plate can be timely carried out, the situation that the license plate is blocked by dust due to the fact that a driver forgets to clean the license plate is avoided, and the practicability is strong.

(3) According to the technical scheme, the trapezoidal table is arranged on the outer side wall of the carriage, the width of the outer side surface of the trapezoidal table is sequentially reduced from bottom to top, the trapezoidal table is positioned on the inner side of the awning cloth, the protectiveness of the awning cloth is enhanced, and the damage to cargoes caused by rainwater drifting into the carriage from the side surface of the carriage is avoided; the link rotates with the sliding block to be connected, after the tarpaulin is expanded, rotatable mounting bracket makes the mounting bracket be connected with the magnetism of setting on the chamber door inhale the platform cooperation, further strengthens the protection effect of tarpaulin, avoids the rainwater to get into in the carriage from the junction of tarpaulin and chamber door.

Drawings

FIG. 1 is a front partial cross-sectional view of the present utility model;

FIG. 2 is a front view of a covered tarpaulin according to the present utility model;

FIG. 3 is a right side partial cross-sectional view of the cabin provided by the present utility model;

FIG. 4 is a left side partial cross-sectional view of a mounting bracket provided by the present utility model;

FIG. 5 is a top cross-sectional view of the worm provided by the present utility model;

FIG. 6 is a bottom cross-sectional view of a license plate provided by the present utility model;

reference numerals: trailer body 1, mounting panel 2, carriage 3, license plate board 4, fixed frame 5, worm 6, biax servo motor 7, worm wheel 8, protection frame 9, tarpaulin 10, trapezoidal platform 11, link 12, sliding tray 13, threaded rod 14, sliding block 15, conflict board 16, magnetism inhale platform 17, bracing piece 18, movable plate 19, hydraulic rod 20, chamber door 21, spacing spout 22, clearance brush 23.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and embodiments:

the semitrailer with steering as shown in fig. 1 to 6 comprises a trailer body 1, wherein the right side of the trailer body 1 is connected with a license plate 4, a license plate can be hung on the license plate 4, the trailer body 1 is connected with a mounting plate 2, the mounting plate 2 is rotationally connected with a carriage 3, the carriage 3 is connected with a box door 21, the mounting plate 2 is hinged with a hydraulic rod 20, the free end of the hydraulic rod 20 is hinged with the carriage 3, and a plurality of hydraulic rods 20 are arranged; the carriage 3 is provided with a sliding groove 13, a threaded rod 14 is connected to the inner side of the sliding groove 13, the threaded rod 14 is connected with a worm wheel 8, the outer side walls of the front side and the rear side of the carriage 3 are respectively provided with a threaded rod 14, the carriage 3 is connected with a double-shaft servo motor 7, two output shafts of the double-shaft servo motor 7 are respectively connected with worms 6, the two worms 6 are respectively meshed with the two worm wheels 8, the threaded rod 14 is in threaded connection with a sliding block 15, the sliding block 15 is in sliding connection with the sliding groove 13, the sliding block 15 is connected with a connecting frame 12, the connecting frame 12 is in an inverted U shape, the left side of the carriage 3 is connected with a tarpaulin 10, the free end of the tarpaulin 10 is connected with the connecting frame 12, the connecting frame 12 is rotationally connected with the sliding block 15, the sliding block 15 is connected with a collision plate 16, the collision plate 16 is in collision with the connecting frame 12, and the collision plate 16 is positioned at the left side of the connecting frame 12; the outer side walls of the front side and the rear side of the carriage 3 are connected with a trapezoid table 11, the longitudinal section of the trapezoid table 11 is a right trapezoid, the width of the trapezoid table 11 is gradually reduced from bottom to top, a awning cloth 10 is positioned on the outer side of the trapezoid table 11, and the heights of the front side and the rear side of the awning cloth 10 are lower than the bottom height of the trapezoid table 11, so that rainwater is prevented from drifting into the carriage 3 from the front side and the rear side; the box door 21 is connected with a magnetic attraction table 17, the inside of the connecting frame 12 is connected with a magnet, and the magnetic attraction table 17 can be matched with the connection.

The double-shaft servo motor 7 drives the worm 6 to rotate so as to enable the worm wheel 8 to rotate, the worm wheel 8 rotates so as to drive the threaded rod 14 to rotate, and as the sliding groove 13 plays a role in limiting rotation on the sliding block 15, the sliding block 15 moves left and right along the threaded rod 14 along with rotation of the threaded rod 14, and then the connecting frame 12 is driven to move left and right, and then the tarpaulin 10 is unfolded or folded.

The carriage 3 is connected with a cleaning device which is used for cleaning dust attached to the surface of the license plate 4; the cleaning device comprises a supporting rod 18, the license plate 4 is connected with a fixed frame 5, the fixed frame 5 is provided with a limiting sliding groove 22, the inner side of the limiting sliding groove 22 is slidably connected with a moving plate 19, the moving plate 19 can move up and down along the limiting sliding groove 22, the moving plate 19 is connected with a cleaning brush 23, the supporting rod 18 is hinged with the moving plate 19, and the free end of the supporting rod 18 is hinged with the carriage 3.

When goods loaded on the carriage 3 are unloaded, the hydraulic rod 20 is started to lift the hydraulic rod 20, the hydraulic rod 20 props against the bottom of the carriage 3, the carriage 3 is inclined, the goods are unloaded, the carriage 3 drives the support rod 18 to move when the carriage 3 is inclined, the support rod 18 moves to drive the movable plate 19 to move upwards, the cleaning brush 23 is driven to move to clean license plates mounted on the license plate 4, the hydraulic rod 20 is retracted after unloading is completed to enable the carriage 3 to be flat, the carriage 3 drives the support rod 18 to move again, and the movable plate 19 moves downwards to clean the license plates again.

Carriage 3 is connected with protection frame 9, and worm 6 and biax servo motor 7 all are located protection frame 9 inboard, can protect structures such as biax servo motor 7 and worm 6 to avoid external impact influence through protection frame 9, reinforcing means's stability in use's life.

The specific implementation process is as follows:

the cargo loading device is characterized in that cargo is loaded into the carriage 3, the double-shaft servo motor 7 is started to enable the threaded rod 14 to rotate so as to drive the connecting frame 12 to move and process the tarpaulin 10 to be unfolded, the connecting frame 12 is rotated after the tarpaulin 10 is unfolded, the connecting frame 12 is buckled with the magnetic attraction table 17, rainwater is prevented from drifting into the carriage 3 from the joint of the tarpaulin 10 and the carriage door 21, then the tarpaulin 10 is further fixed, further the cargo is transported, after the cargo is transported to a destination, the double-shaft servo motor 7 is started to retract the tarpaulin 10, the hydraulic rod 20 is started to start unloading when the carriage 3 is inclined, and the license plate is cleaned when the cargo is unloaded, so that the cargo is convenient to use.

The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. The utility model provides a take semitrailer that turns to which characterized in that: the trailer comprises a trailer body (1), the trailer body (1) is connected with a license plate (4), the trailer body (1) is connected with a mounting plate (2), the mounting plate (2) is rotationally connected with a carriage (3), the carriage (3) is connected with a box door (21), the mounting plate (2) is hinged with a hydraulic rod (20), the free end of the hydraulic rod (20) is hinged with the carriage (3), the carriage (3) is provided with a sliding groove (13), the inner side of the sliding groove (13) is connected with a threaded rod (14), the threaded rod (14) is connected with a worm wheel (8), the carriage (3) is connected with a double-shaft servo motor (7), an output shaft of the double-shaft servo motor (7) is connected with a worm (6), the worm (6) is meshed with the worm wheel (8), the threaded rod (14) is in threaded connection with a sliding block (15), the sliding block (15) is in sliding connection with the sliding groove (13), the sliding block (15) is connected with a connecting frame (12), the carriage (3) is connected with a tarpaulin (10), and the free end of the tarpaulin (10) is connected with the carriage (12).

The carriage (3) is connected with a cleaning device, and the cleaning device is used for cleaning dust attached to the surface of the license plate (4).

2. A steerable semi-trailer as in claim 1 wherein: the cleaning device comprises a supporting rod (18), the license plate (4) is connected with a fixed frame (5), the fixed frame (5) is provided with a limiting sliding groove (22), a moving plate (19) is slidably connected to the inner side of the limiting sliding groove (22), the moving plate (19) is connected with a cleaning brush (23), the supporting rod (18) is hinged to the moving plate (19), and the free end of the supporting rod (18) is hinged to the carriage (3).

3. A steerable semi-trailer as in claim 1 wherein: the carriage (3) is connected with a trapezoid table (11), and the awning cloth (10) is positioned on the outer side of the trapezoid table (11).

4. A steerable semi-trailer as in claim 1 wherein: the connecting frame (12) is rotationally connected with the sliding block (15), the sliding block (15) is connected with the interference plate (16), and the interference plate (16) is in interference with the connecting frame (12).

5. A steerable semi-trailer as in claim 1 wherein: the box door (21) is connected with a magnetic attraction table (17), and the inside of the connecting frame (12) is connected with a magnet.

6. A steerable semi-trailer as in claim 1 wherein: the carriage (3) is connected with a protection frame (9), and the worm (6) and the double-shaft servo motor (7) are both positioned at the inner side of the protection frame (9).