CN209956714U

CN209956714U - Trolley traction mechanism

Info

Publication number: CN209956714U
Application number: CN201920676498.1U
Authority: CN
Inventors: 熊春林
Original assignee: GUANGZHOU CHUANGHE LOGISTICS INDUSTRY Co Ltd
Current assignee: Guangzhou Chuanghe Equipment Co.,Ltd.
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-01-17
Anticipated expiration: 2029-05-13

Abstract

The utility model discloses a platform truck drive mechanism, this drive mechanism include a base and connection the trailing arm of base front end, the base is equipped with the first truss of horizontal setting and sets firmly in first truss and perpendicular second truss that extends forward, first truss is equipped with two at least wheels, the front end of second truss through a connecting axle with the bottom pivot of trailing arm. The draft arm pivots in the base front end, when the platform truck stopped using, can open locking mechanism, upwards packs up the draft arm backward again, can save the occupation space of platform truck.

Description

Trolley traction mechanism

Technical Field

The utility model relates to a commodity circulation transportation equipment technical field specifically is a platform truck drive mechanism.

Background

In the logistics industry, it is often necessary to use a logistics trolley for goods transfer. In order to facilitate the forward movement and the steering of the logistics trolley, a traction mechanism is arranged in front of the goods transportation frame of the logistics trolley. The existing traction mechanism is fixedly provided with a traction arm which extends forwards, and the traction arm has a certain length, so that the occupied space of the logistics trolley is increased, and the logistics trolley is not favorable for storage.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a platform truck drive mechanism, collapsible draft arm of packing up its and having reduces platform truck occupation space to solve the problem of proposing among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a platform truck drive mechanism, includes a base and a connection the trailing arm of base front end, the base is equipped with the first truss of horizontal setting and sets firmly in first truss and the perpendicular second truss that extends forward, first truss is equipped with two at least wheels, the front end of second truss through a connecting axle with the bottom pin joint of trailing arm.

Preferably, two sides of the second truss are respectively provided with a reinforced steel, and two ends of the reinforced steel are respectively welded on the front side of the first truss and the side of the second truss.

Preferably, the upper side of the second girder is provided with a locking mechanism for limiting the position of the trailing arm.

Preferably, a stopper portion that is fitted and abutted against a lower surface of the draft arm is provided at a front end of the second truss.

Preferably, the front end of the traction arm is provided with a traction ring, and the inner wall of the traction ring is embedded with a soft rubber lantern ring.

Preferably, the left side and the right side of the first truss are provided with a cushioning mechanism, and the wheels are mounted below the corresponding cushioning mechanisms.

Preferably, the cushioning mechanism comprises a damping sleeve, the top side of the damping sleeve is locked and fixed with the first truss, a connecting rod is movably inserted into the bottom of an inner cavity of the damping sleeve, wheels are arranged below the connecting rod, a damping spring is arranged at the top of the connecting rod, and the top of the damping spring is connected with the top of the inner cavity of the damping sleeve.

Preferably, the bottom of the inner cavity of the damping sleeve and the top of the outer side of the connecting rod are both provided with a placing groove, the inner cavity of the placing groove is movably provided with a ball, the ball is arranged on the upper side, one side, away from the connecting rod, of the ball is attached to the wall of the inner cavity of the damping sleeve, and the ball is arranged on the lower side, away from the damping sleeve, of one side of the ball is attached to the outer side of the.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the traction arm is pivoted at the front end of the base, when the trolley stops being used, the locking mechanism can be opened, and then the traction arm is folded upwards and backwards, so that the effect of saving the occupied space of the trolley can be achieved.

2. And two side edges of the second truss are respectively provided with a reinforced steel, the reinforced steel forms a certain included angle with the first truss and the second truss, and the front side of the first truss and the side edge of the second truss, the whole stability and the bearing capacity of the reinforcing mechanism are respectively welded at the two ends of the reinforced steel.

3. A soft rubber lantern ring is embedded in the inner wall of the traction ring. Through the drawing intra-annular at the draft arm inlay and set up the striking and the friction between draft ring and tractor that the flexible glue lantern ring can cushion and reduce, noise and dust because of metal friction collision produces in the reduction production environment do benefit to the clean environment.

4. The damping mechanism is additionally arranged on the left side and the right side of the first truss and comprises damping sleeves, connecting rods and damping springs. When the trolley passes through the uneven ground, the damping spring can play a role in damping and buffering, the stability of cargo transportation is ensured, and the damage of the cargo caused by vibration is reduced.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a middle trolley traction mechanism of the present invention;

FIG. 2 is a rear view of the middle trolley traction mechanism of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a schematic structural view of the middle trolley traction mechanism of the present invention installed on the trolley;

in the figure, a traction arm-1, a traction ring-11, a soft rubber lantern ring-12, a first truss-2, a second truss-3, a connecting shaft-31, a locking mechanism-32, a stopping part-33, reinforced steel-4, wheels-5, 6-cushioning mechanisms, a shock absorption sleeve-61, a connecting rod-62, a shock absorption spring-63, a ball-64 and a trolley 7.

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. 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.

Example 1

Referring to fig. 1, the present embodiment provides a trolley traction mechanism, which can be disposed in front of a trolley, and includes a base and a traction arm 1 connected to a front end of the base, where the base is provided with a first truss 2 disposed transversely and a second truss 3 fixed to the first truss and extending vertically and forward, and the first truss and the second truss can be fixed by welding. The first truss is used for connecting the wheels 5. The front end of the second truss is pivoted with the bottom end of the towing arm through a connecting shaft, and the connecting shaft 31 is transversely arranged as a rotating branch store of the towing arm, so that the towing arm can be folded upwards. The draft arm can be stowed upwardly when the dolly is not in use to reduce the footprint. The upper side of the second truss is provided with a locking mechanism 32 for limiting the position of the traction arm, and the front end of the second truss is provided with a stopping part 33 which is matched and abutted with the lower surface of the traction arm. When in use, the traction arm can be kept at a certain angle, so that the shaking is reduced, and the stability of the traction mechanism is improved.

In addition, two sides of the second truss are respectively provided with a reinforced steel 4, the reinforced steel forms a certain included angle with the first truss and the second truss, and the front side of the first truss and the sides of the second truss are respectively welded to the two ends of the reinforced steel so as to increase the bearing strength of the base.

Preferably, the front end of the traction arm is provided with a traction ring 11, the inner wall of the traction ring 11 is embedded with a soft rubber lantern ring 12, and the soft rubber lantern ring can be preferably made of polyurethane. Through the drawing intra-annular at the draft arm inlay and set up the striking and the friction between draft ring and tractor that the flexible glue lantern ring can cushion and reduce, noise and dust because of metal friction collision produces in the reduction production environment do benefit to the clean environment.

Referring to fig. 2 and 3, in order to enhance the damping effect, a damping mechanism 6 is additionally provided on the left and right sides of the first truss. The buffering mechanism comprises a damping sleeve 61, the top side of the damping sleeve is locked and fixed with the first truss, a connecting rod 62 is movably inserted into the bottom of an inner cavity of the damping sleeve, wheels are arranged below the connecting rod, a damping spring 63 is arranged at the top of the connecting rod, and the top of the damping spring is connected with the top of the inner cavity of the damping sleeve. When the trolley passes through the uneven ground, the damping spring can play a role in damping and buffering, the stability of cargo transportation is ensured, and the damage of the cargo is avoided.

Further, the bottom of the inner cavity of the damping sleeve and the top outside the connecting rod are both provided with a placing groove, the inner cavity of the placing groove is movably provided with a ball 64 and an upper side, one side of the ball, far away from the connecting rod, is attached to the inner cavity wall of the damping sleeve, and the other side of the ball, far away from the damping sleeve, is attached to the outer side of the connecting rod. The ball can play the effect of reducing friction to the piston motion about the connecting rod, does benefit to the extension bradyseism mechanism's life.

Referring to fig. 4, the utility model is based on the principle that the trolley traction mechanism is disposed in front of the trolley 7 for guiding the trolley to go forward or turn. When the trolley stops being used, the locking mechanism can be opened, and the traction arm is folded upwards and backwards, so that the occupied space of the trolley is saved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The trolley traction mechanism comprises a base and a traction arm connected with the front end of the base, and is characterized in that the base is provided with a first truss transversely arranged and a second truss fixedly arranged on the first truss and vertically extending forwards, the first truss is provided with at least two wheels, and the front end of the second truss is pivoted with the bottom end of the traction arm through a connecting shaft.

2. The trolley traction mechanism as claimed in claim 1, wherein a reinforcing steel is provided on each side of the second truss, and the front side of the first truss and the side of the second truss are welded to each end of the reinforcing steel.

3. A trolley traction mechanism according to claim 1, characterized in that the upper side of the second girder is provided with a locking mechanism for defining the position of the traction arm.

4. The trolley traction mechanism of claim 1 wherein the front end of the second truss is provided with a stop portion for engaging and abutting against the lower surface of the traction arm.

5. The trolley traction mechanism as claimed in claim 1, wherein the front end of the traction arm is provided with a traction ring, and a soft rubber lantern ring is embedded in the inner wall of the traction ring.

6. The trolley traction mechanism as claimed in claim 1, wherein the left and right sides of the first truss are provided with shock absorption mechanisms, and wheels are mounted below the corresponding shock absorption mechanisms.

7. The trolley traction mechanism as claimed in claim 6, wherein the shock absorption mechanism comprises a shock absorption sleeve, the top side of the shock absorption sleeve is locked and fixed with the first truss, a connecting rod is movably inserted into the bottom of the inner cavity of the shock absorption sleeve, wheels are arranged below the connecting rod, a shock absorption spring is arranged on the top of the connecting rod, and the top of the shock absorption spring is connected with the top of the inner cavity of the shock absorption sleeve.

8. The trolley traction mechanism as claimed in claim 7, wherein the bottom of the cavity of the shock absorbing sleeve and the top of the outer side of the connecting rod are both provided with a placing groove, and the cavity of the placing groove is movably provided with a ball, one side of the ball, which is far away from the connecting rod, on the upper side is attached to the wall of the inner cavity of the shock absorbing sleeve, and one side of the ball, which is far away from the shock absorbing sleeve, on the lower side is attached to the outer side of the connecting rod.