CN213502237U

CN213502237U - Semitrailer gets rid of hangs and uses strutting arrangement

Info

Publication number: CN213502237U
Application number: CN202022498889.4U
Authority: CN
Inventors: 卢颖俊
Original assignee: Shanxi Huiyang Automobile Manufacturing Co ltd
Current assignee: Shanxi Huiyang Automobile Manufacturing Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-06-22
Anticipated expiration: 2030-11-03

Abstract

The utility model belongs to the technical field of the semitrailer, especially, for a semitrailer gets rid of hangs and uses strutting arrangement, get rid of to current semitrailer and hang strutting arrangement structure complicacy, complex operation, fixed effect is poor, the problem of the operation use of being not convenient for, the scheme as follows now provides, it includes the connecting seat, the spread groove has been seted up to the bottom of connecting seat, and fixed mounting has first motor on the top inner wall of spread groove, the bottom of fixedly connected with pivot on the output shaft of first motor, and the bottom of connecting seat is rotated and is installed two first threaded rods, and the outside of pivot and two first threaded rods difference fixed mounting have first belt pulley and second belt pulley, and the transmission is connected with same belt on first belt pulley and two second belt pulleys. The utility model has the advantages of reasonable design, good supporting role has been played through the lift to the backup pad to spacing through two half ring pairs gear has improved its fixed effect of support.

Description

Semitrailer gets rid of hangs and uses strutting arrangement

Technical Field

The utility model relates to a semitrailer technical field especially relates to a semitrailer gets rid of hangs and uses strutting arrangement.

Background

A semitrailer is a trailer whose axle is positioned behind the center of gravity of the vehicle (when the vehicle is evenly loaded) and which is equipped with a coupling device that transmits horizontal and vertical forces to the tractor. Semitrailers are generally three-axle semitrailers, and the types of semitrailers are divided into eleven-meter-bin-column semitrailers, thirteen-meter-bin semitrailers, low-bed semitrailers and the like. Is a heavy transport vehicle connected with a semitrailer head through a towing pin. The semitrailer is mainly used for transporting large-size and difficultly-disassembled large goods such as an excavator and the like, and the fence type semitrailer is suitable for pulling fresh goods such as vegetables, fruits and the like. The van type is suitable for pulling bulk cargo and moisture-proof valuable cargo.

However, the existing semitrailer swinging and hanging support device is complex in structure, complex to operate, poor in fixing effect and inconvenient to operate and use, and therefore the semitrailer swinging and hanging support device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current semitrailer and getting rid of string strutting arrangement structure complicacy, complex operation, fixed effect is poor, the shortcoming of the operation of being not convenient for use, and a semitrailer that proposes gets rid of string and uses strutting arrangement.

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

a support device for swinging and hanging a semitrailer comprises a connecting seat, wherein a connecting groove is formed in the bottom of the connecting seat, a first motor is fixedly mounted on the inner wall of the top of the connecting groove, the bottom end of a rotating shaft is fixedly connected onto an output shaft of the first motor, two first threaded rods are rotatably mounted at the bottom of the connecting seat, a first belt pulley and a second belt pulley are fixedly mounted on the outer side of the rotating shaft and the two first threaded rods respectively, the first belt pulley and the two second belt pulleys are in transmission connection with the same belt, supporting columns are respectively and threadedly mounted on the outer sides of the two first threaded rods, the bottom ends of the two supporting columns are fixedly mounted with the same supporting plate, a U-shaped frame is fixedly mounted at the bottom of the connecting seat, the belt is positioned on the inner side of the U-shaped frame, a groove is formed in the front side of, the output shaft of second motor and the one end fixed connection of second threaded rod, two connecting plates are installed to the outside screw thread of second threaded rod, and two equal sliding connection of connecting plate are in the recess, and the top of two connecting plates all extends to the top of U type frame and fixed mounting has half ring gear, and the outside fixed mounting of pivot has the gear, and one side that two half ring gear are close to each other all meshes with the gear mutually.

Preferably, the equal fixed mounting in bottom both sides of connecting seat has the fixed plate, and the draw-in groove has all been seted up to one side that two fixed plates are close to each other, and the equal fixed mounting in one side that two support columns kept away from each other has the fixture block, and two fixture blocks are sliding connection respectively in corresponding draw-in grooves, play certain limiting displacement to the support column.

Preferably, the outside of second threaded rod is equipped with two sets of external screw threads, and two sets of external screw thread pitches are the same, and revolve to opposite for the moving direction of two connecting plates is opposite all the time, and the amplitude of movement remains the unanimity all the time.

Preferably, two limiting grooves are formed in the inner wall of the bottom of the groove, and the two connecting plates are respectively connected in the corresponding limiting grooves in a sliding mode and play a certain limiting role in the two connecting plates.

Preferably, two openings are formed in the top of the U-shaped frame, and the two openings are communicated with the grooves, and the two connecting plates are located on the inner sides of the corresponding openings respectively.

Preferably, the top of two connecting plates is all fixedly mounted with a cross rod, and one end of each cross rod, which is close to each other, is fixedly connected with the corresponding half-toothed ring, so that the half-toothed ring can be fixedly mounted conveniently.

In the utility model, the support device for the semitrailer hanger can drive the second threaded rod to rotate by starting the second motor, drive the two connecting plates to move away from each other by connecting the two groups of external threads outside the second threaded rod with the two connecting plates through the threads of the two groups of external threads outside the second threaded rod, thereby driving the two half-toothed rings to move away from each other and removing the limit of the gear, then drive the rotating shaft to rotate by starting the first motor, thereby driving the two first threaded rods to rotate synchronously by connecting the first threaded rods with the supporting columns through the first belt pulley and the two second belt pulleys, thereby driving the two supporting columns to move downwards by connecting the first threaded rods with the supporting columns through the threads, playing a good supporting role through the supporting plates, then driving the second motor to rotate reversely, driving the two half-toothed rings to move close to each other through the two connecting plates to limit the gear, the supporting and fixing effects of the two half-tooth rings are improved by limiting the gears;

the utility model has the advantages of reasonable design, good supporting role has been played through the lift to the backup pad to spacing through two half ring pairs gear has improved its fixed effect of support.

Drawings

Fig. 1 is a schematic structural view of a semitrailer drop and hang supporting device provided by the utility model;

fig. 2 is a schematic structural view of a part a of the support device for the swing and hanging of the semitrailer, which is provided by the utility model;

fig. 3 is the utility model provides a semitrailer gets rid of hangs and uses strutting arrangement's part B's schematic structure.

In the figure: 1. a connecting seat; 2. a first motor; 3. a rotating shaft; 4. a first threaded rod; 5. a first pulley; 6. a second pulley; 7. a belt; 8. a support pillar; 9. a fixing plate; 10. a card slot; 11. a clamping block; 12. a support plate; 13. a U-shaped frame; 14. a groove; 15. a second threaded rod; 16. a second motor; 17. a connecting plate; 18. a half-toothed ring; 19. a gear.

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 semitrailer swinging and hanging support device comprises a connecting seat 1, a connecting groove is formed in the bottom of the connecting seat 1, a first motor 2 is fixedly mounted on the inner wall of the top of the connecting groove, the bottom end of a rotating shaft 3 is fixedly connected to an output shaft of the first motor 2, two first threaded rods 4 are rotatably mounted at the bottom of the connecting seat 1, a first belt pulley 5 and a second belt pulley 6 are respectively fixedly mounted on the outer side of the rotating shaft 3 and the two first threaded rods 4, the first belt pulley 5 and the two second belt pulleys 6 are in transmission connection with a same belt 7, support columns 8 are respectively and threadedly mounted on the outer sides of the two first threaded rods 4, a same support plate 12 is fixedly mounted at the bottom ends of the two support columns 8, a U-shaped frame 13 is fixedly mounted at the bottom of the connecting seat 1, the belt 7 is located on the inner side of the, second threaded rod 15 is installed to the internal rotation of recess 14, one side fixed mounting of U type frame 13 has second motor 16, the output shaft of second motor 16 and the one end fixed connection of second threaded rod 15, two connecting plates 17 are installed to the outside screw thread of second threaded rod 15, two equal sliding connection of connecting plate 17 are in recess 14, the top of two connecting plates 17 all extends to the top of U type frame 13 and fixed mounting has half ring gear 18, the outside fixed mounting of pivot 3 has gear 19, one side that two half ring gears 18 are close to each other all meshes with gear 19 mutually.

Fixing plates 9 are fixedly arranged on two sides of the bottom of the connecting seat 1, clamping grooves 10 are formed in one sides, close to each other, of the two fixing plates 9, clamping blocks 11 are fixedly arranged on one sides, far away from each other, of the two supporting columns 8, the two clamping blocks 11 are respectively connected into the corresponding clamping grooves 10 in a sliding mode and play a certain limiting role on the supporting columns 8, two groups of external threads are arranged on the outer sides of the second threaded rods 15, the thread pitches of the two groups of external threads are the same, and the rotating directions are opposite, so that the moving directions of the two connecting plates 17 are opposite all the time, the moving amplitudes are consistent all the time, two limiting grooves are formed in the inner wall of the bottom of the groove 14, the two connecting plates 17 are respectively connected into the corresponding limiting grooves in a sliding mode and play a certain limiting role on the two connecting plates 17, two through holes are, the tops of the two connecting plates 17 are fixedly provided with cross rods, and one ends of the two cross rods, which are close to each other, are fixedly connected with the corresponding half-toothed rings 18 respectively, so that the half-toothed rings 18 can be fixedly arranged conveniently.

In the utility model, when in use, the second motor 16 can be started to drive the second threaded rod 15 to rotate, the two connecting plates 17 can be driven to move away from each other by the threaded connection of the two groups of external threads on the outer side of the second threaded rod 15 and the two connecting plates 17, so that the two half-toothed rings 18 can be driven to move away from each other to remove the limit on the gear 19, then the first motor 2 can be started to drive the rotating shaft 3 to rotate, so that the two first threaded rods 4 can be driven to synchronously rotate by the transmission connection of the first threaded rod 4 and the supporting column 8, so that the two supporting columns 8 can be driven to move downwards, and the good supporting function can be played by the supporting plate 12, then the second motor 16 is driven to rotate reversely, the second threaded rod 15 is driven to rotate reversely, so that the gear 19 can be limited by the two half-toothed rings 18 driven to move close to each other by the two connecting plates 17, the supporting and fixing effect of the gear 19 is improved by limiting the two half-gear rings 18.

Claims

1. A support device for swinging and hanging of a semitrailer comprises a connecting seat (1) and is characterized in that a connecting groove is formed in the bottom of the connecting seat (1), a first motor (2) is fixedly installed on the inner wall of the top of the connecting groove, the bottom end of a rotating shaft (3) is fixedly connected onto an output shaft of the first motor (2), two first threaded rods (4) are rotatably installed at the bottom of the connecting seat (1), a first belt pulley (5) and a second belt pulley (6) are respectively and fixedly installed on the outer side of the rotating shaft (3) and the two first threaded rods (4), the same belt (7) is rotatably connected onto the first belt pulley (5) and the two second belt pulleys (6), support columns (8) are respectively and threadedly installed on the outer sides of the two first threaded rods (4), the same support plate (12) is fixedly installed at the bottom ends of the two support columns (8), and a U-shaped frame (13), belt (7) are located the inboard of U type frame (13), recess (14) have been opened to the front side of U type frame (13), second threaded rod (15) are installed to recess (14) internal rotation, one side fixed mounting of U type frame (13) has second motor (16), the output shaft of second motor (16) and the one end fixed connection of second threaded rod (15), two connecting plates (17) are installed to the outside screw thread of second threaded rod (15), two equal sliding connection of connecting plate (17) are in recess (14), the top of two connecting plates (17) all extends to the top of U type frame (13) and fixed mounting has half ring gear (18), the outside fixed mounting of pivot (3) has gear (19), one side that two half ring gear (18) are close to each other all meshes with gear (19) mutually.

2. The semitrailer swinging and hanging support device according to claim 1, characterized in that fixing plates (9) are fixedly mounted on both sides of the bottom of the connecting seat (1), clamping grooves (10) are formed in the sides, close to each other, of the two fixing plates (9), clamping blocks (11) are fixedly mounted on the sides, far away from each other, of the two supporting columns (8), and the two clamping blocks (11) are respectively and slidably connected into the corresponding clamping grooves (10).

3. The semitrailer get rid of and hang up and use supporting device according to claim 1, characterized in that two sets of external threads are arranged on the outer side of the second threaded rod (15), and the two sets of external threads have the same pitch and opposite rotation directions.

4. The semitrailer throwing and hanging support device according to claim 1, wherein two limiting grooves are formed in the inner wall of the bottom of the groove (14), and the two connecting plates (17) are respectively connected in the corresponding limiting grooves in a sliding manner.

5. The semitrailer hanger support device according to claim 1, wherein the top of the U-shaped frame (13) is provided with two through openings, the two through openings are communicated with the groove (14), and the two connecting plates (17) are respectively located on the inner sides of the corresponding through openings.

6. The semitrailer hanger support device according to claim 1, wherein cross bars are fixedly mounted on the tops of the two connecting plates (17), and the ends, close to each other, of the two cross bars are fixedly connected with the corresponding semi-toothed rings (18) respectively.