CN217623281U

CN217623281U - Self-unloading semitrailer of tractor

Info

Publication number: CN217623281U
Application number: CN202221750190.5U
Authority: CN
Inventors: 仉培荣; 李�浩
Original assignee: Hebei Chengyue Special Purpose Vehicle Manufacturing Co ltd
Current assignee: Hebei Chengyue Special Purpose Vehicle Manufacturing Co ltd
Priority date: 2022-07-06
Filing date: 2022-07-06
Publication date: 2022-10-21
Anticipated expiration: 2032-07-06

Abstract

The utility model relates to a semitrailer technical field just discloses a self-discharging semitrailer of tractor, including the semitrailer bottom, semitrailer bottom top is provided with the semitrailer fill, the threaded through-hole has been seted up to semitrailer bottom left end, the fixing base is installed to screw thread through-hole upside, and fixed mounting has the motor on the fixing base, motor lower extreme drive is connected with the gag lever post, the threaded rod has been cup jointed to screw thread through-hole internal thread, the drill bit is installed to the threaded rod lower extreme, the spacing groove has been seted up in the threaded rod. Through the design, the motor, the threaded rod and the drill bit are matched, and one end of the bottom of the semi-trailer, which is close to the vehicle head, is drilled with the ground before the hopper is toppled, so that the vehicle head is prevented from tilting; and when the semitrailer topples over, the car hopper slope risees, and the elastic plate shakes through the second emergence friction of lug one and lug to shake the semitrailer car hopper, make the goods of adhesion on the inner wall of car hopper and diapire shaken down.

Description

Self-unloading semitrailer of tractor

Technical Field

The utility model relates to a semitrailer technical field specifically is a self-discharging semitrailer of tractor.

Background

The dump semi-trailer is a vehicle which can automatically unload cargoes by hydraulic or mechanical lifting, and is also called a dump truck. The self-dumping semitrailer comprises parts such as an automobile chassis, a hydraulic lifting mechanism and a carriage, wherein the carriage of the self-dumping semitrailer is divided into a tilting mode and a side tilting mode, the piston rod is controlled to move through a control system, the tilting mode is general after the movement of the piston rod, the piston rod is pushed to tilt the carriage, and therefore goods are unloaded from the inside of the carriage quickly, and the self-dumping semitrailer has good efficiency.

However, when the semi-trailer hopper is used for self-discharging bulk goods such as coal, ore, earthwork and building materials, the bulk goods are easily adhered to the inner wall and the bottom wall of the hopper and need to be cleaned manually, so that the difficulty in self-discharging is increased, time and labor are wasted, and the trailer head is tilted due to the fact that the bulk goods are pressed more and more tightly by vibration in the cargo transportation process. Accordingly, those skilled in the art have provided a dump semi-trailer for a tractor to solve the problems set forth in the background art as described above.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a self-discharging semitrailer of tractor to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a self-unloading semitrailer of a tractor comprises a semitrailer bottom, wherein a semitrailer hopper is arranged above the semitrailer bottom, a threaded through hole is formed in the left end of the semitrailer bottom, a fixed seat is installed on the upper side of the threaded through hole, a motor is fixedly installed on the fixed seat, the lower end of the motor is in driving connection with a limiting rod, a threaded rod is sleeved in the threaded through hole in a sleeved mode, a drill bit is installed at the lower end of the threaded rod, and a limiting groove is formed in the threaded rod;

spacing spouts have been seted up to semitrailer bottom front and back both sides, be provided with the spacing bolt in the spacing spout, spacing bolt one side fixed mounting has the elastic plate, lug one is installed to the elastic plate inboard, set up ring groove on the both sides wall around the semitrailer hopper, be provided with annular fixture block in the ring groove, fixed mounting has the stop collar on the annular fixture block, lug two is installed to stop collar inner wall one side, and the pressure spring is installed to stop collar inner wall opposite side.

Preferably, a connecting piece is installed at the bottom side of the left end of the bottom of the semitrailer, a lifting rod is arranged above the connecting piece, the bottom of the semitrailer is connected with a semitrailer hopper through the lifting rod, and one end of the bottom of the semitrailer is hinged with the semitrailer hopper.

Preferably, the threaded rod is in threaded sleeve joint with the bottom of the semitrailer through a threaded through hole, and the threaded rod is in sliding clamping connection with the limiting rod through a limiting groove.

Preferably, the limiting bolt is in sliding clamping connection with the limiting sliding groove.

Preferably, the annular clamping block is rotatably clamped with the annular clamping groove.

Preferably, the abutting spring abuts against and is in pressing contact with the elastic plate, the elastic plate abuts against and is in pressing contact with the second protruding block through the first protruding block, and the elastic plate is in sliding sleeve connection with the limiting sleeve.

(III) advantageous effects

Compared with the prior art, the utility model provides a self-discharging semitrailer of tractor possesses following beneficial effect:

through the design, the motor, the threaded rod and the drill bit are matched, and one end of the bottom of the semi-trailer, which is close to the trailer head, is drilled with the ground before the hopper is toppled, so that the trailer head is prevented from tilting; and when the semitrailer topples over, the car hopper slope risees, and the elastic plate shakes through the second emergence friction of lug one and lug to shake the semitrailer car hopper, make the goods of adhesion on the inner wall of car hopper and diapire shaken down.

Drawings

Fig. 1 is a schematic perspective view of a dump semi-trailer of a tractor according to an embodiment of the present application.

Fig. 2 is a schematic structural view of an annular clamping groove in a dump semi-trailer of a tractor according to an embodiment of the application.

Fig. 3 is an enlarged view of a structure shown in fig. 2A of a dump semi-trailer of a tractor according to an embodiment of the present application.

In the figure: 1. the bottom of the semitrailer; 2. a semi-trailer hopper; 3. a connecting member; 4. a lifting rod; 5. a threaded through hole; 6. a fixed seat; 7. a motor; 8. a limiting rod; 9. a threaded rod; 10. a limiting groove; 11. a drill bit; 12. A limiting chute; 13. a limit bolt; 14. an elastic plate; 15. a first bump; 16. an annular clamp groove; 17. an annular fixture block; 18. a position limiting sleeve; 19. a second bump; 20. pressing against the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a technical scheme, a self-discharging semitrailer of tractor, as shown in figure 1, including semitrailer bottom 1, semitrailer bottom 1 is provided with semitrailer hopper 2 above, semitrailer bottom 1 left end bottom side is installed with connecting piece 3, connecting piece 3 top is provided with lifter 4, semitrailer bottom 1 is connected with semitrailer hopper 2 through lifter 4, semitrailer bottom 1 one end is articulated with semitrailer hopper 2;

as shown in fig. 2, a threaded through hole 5 is formed in the left end of a semitrailer chassis 1, a fixed seat 6 is mounted on the upper side of the threaded through hole 5, a motor 7 is fixedly mounted on the fixed seat 6, the lower end of the motor 7 is connected with a limiting rod 8 in a driving mode, a threaded rod 9 is sleeved in the threaded through hole 5 in a threaded manner, a drill bit 11 is mounted at the lower end of the threaded rod 9, a limiting groove 10 is formed in the threaded rod 9, the threaded rod 9 is in threaded sleeve connection with the semitrailer chassis 1 through the threaded through hole 5, and the threaded rod 9 is in sliding clamping connection with the limiting rod 8 through the limiting groove 10;

as shown in fig. 2 and 3, limiting sliding grooves 12 are formed in the front side and the rear side of a semitrailer bottom 1, limiting bolts 13 are arranged in the limiting sliding grooves 12, the limiting bolts 13 are connected with the limiting sliding grooves 12 in a sliding and clamping mode, elastic plates 14 are fixedly mounted on one sides of the limiting bolts 13, first protruding blocks 15 are mounted on the inner sides of the elastic plates 14, annular clamping grooves 16 are formed in the front side and the rear side of the semitrailer hopper 2, annular clamping blocks 17 are arranged in the annular clamping grooves 16, the annular clamping blocks 17 are connected with the annular clamping grooves 16 in a rotating and clamping mode, limiting sleeves 18 are fixedly mounted on the annular clamping blocks 17, second protruding blocks 19 are mounted on one sides of the inner walls of the limiting sleeves 18, abutting springs 20 are mounted on the other sides of the inner walls of the limiting sleeves 18, the abutting springs 20 are in abutting contact with the elastic plates 14, the elastic plates 14 are in abutting contact with the second protruding blocks 19 through the first protruding blocks 15, and the elastic plates 14 are in sliding and sleeved with the limiting sleeves 18.

The working principle of the device is as follows: when the semitrailer hopper 2 is dumped, the motor 7 rotates to drive the limiting rod 8 to rotate, the limiting rod 8 rotates to drive the threaded rod 9 to rotate through the limiting groove 10, the threaded rod 9 is matched with the threaded through hole 5 when rotating and rotates towards the ground, the threaded rod 9 is matched with the drill bit 11 at the moment, and before the semitrailer hopper 2 is dumped, one end, close to the head, of the semitrailer bottom 1 is connected with the ground in a drilling mode, so that the head is prevented from tilting;

further, when semitrailer bucket 2 topples over, semitrailer bucket 2 inclines to rise through the support of lifter 4, and elastic plate 14 shakes through the friction of first 15 and second 19 lugs to vibrate semitrailer bucket 2, make the goods of adhesion on semitrailer bucket 2's inner wall and diapire shaken down.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a self-discharging semitrailer of tractor which characterized in that: the semi-trailer comprises a semi-trailer bottom (1), a semi-trailer hopper (2) is arranged above the semi-trailer bottom (1), a threaded through hole (5) is formed in the left end of the semi-trailer bottom (1), a fixing seat (6) is installed on the upper side of the threaded through hole (5), a motor (7) is fixedly installed on the fixing seat (6), a limiting rod (8) is connected to the lower end of the motor (7) in a driving mode, a threaded rod (9) is sleeved in the threaded through hole (5) in an internal thread mode, a drill bit (11) is installed at the lower end of the threaded rod (9), and a limiting groove (10) is formed in the threaded rod (9);

spacing spout (12) have been seted up to semitrailer bottom (1) front and back both sides, be provided with spacing bolt (13) in spacing spout (12), spacing bolt (13) one side fixed mounting has elastic plate (14), lug (15) are installed to elastic plate (14) inboard, annular groove (16) have been seted up on semitrailer fill (2) front and back both sides wall, be provided with annular fixture block (17) in annular groove (16), fixed mounting has stop collar (18) on annular fixture block (17), lug two (19) are installed to stop collar (18) inner wall one side, and support and press spring (20) are installed to stop collar (18) inner wall opposite side.

2. The tractor dump semi-trailer of claim 1, wherein: connecting piece (3) are installed to semi-trailer bottom (1) left end bottom side, connecting piece (3) top is provided with lifter (4), semi-trailer bottom (1) is connected with semi-trailer fill (2) through lifter (4), semi-trailer bottom (1) one end is articulated with semi-trailer fill (2).

3. The dump semi-trailer of a tractor according to claim 1, wherein: threaded rod (9) with through screw through-hole (5) and semitrailer bottom (1) threaded socket, threaded rod (9) are through spacing groove (10) and gag lever post (8) slip joint.

4. The tractor dump semi-trailer of claim 1, wherein: the limiting bolt (13) is in sliding clamping connection with the limiting sliding groove (12).

5. The tractor dump semi-trailer of claim 1, wherein: the annular clamping block (17) is rotationally clamped with the annular clamping groove (16).

6. The tractor dump semi-trailer of claim 1, wherein: the pressing spring (20) is in pressing contact with the elastic plate (14), the elastic plate (14) is in pressing contact with the second bump (19) through the first bump (15), and the elastic plate (14) is in sliding sleeve connection with the limiting sleeve (18).