CN210191055U

CN210191055U - Material car drive mechanism

Info

Publication number: CN210191055U
Application number: CN201921231333.XU
Authority: CN
Inventors: Ruihai Ji; 嵇瑞海; Qingtong Chen; 陈庆同; Cungang Ji; 嵇存岗
Original assignee: Hefei Ruigong Automobile Accessories Co Ltd
Current assignee: Hefei Ruigong Automobile Accessories Co Ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-03-27
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a traction mechanism of a material vehicle, which comprises a traction rod, wherein the interior of the traction rod is slidably connected with a movable rod, the length of the movable rod is 1.2 times of that of the traction rod, the inner wall of the traction rod is provided with a clamping groove, the outer wall of the movable rod inside the traction rod is integrally provided with a clamping block, the clamping block is matched with the clamping groove, the outer wall of the traction rod is provided with a gear hole corresponding to the clamping groove, the side wall of the gear hole is movably connected with a gear, the upper side surface of the gear is rotatably connected with a torsion rod, one end of the torsion rod, which is far away from the gear, is provided with a shaft hole, the interior of the shaft hole is movably connected with a traction plate through a fixed shaft, the fixed shaft and the traction plate are integrally arranged, one end of, the conveying efficiency of the material trolley is improved.

Description

Material car drive mechanism

Technical Field

The utility model relates to the technical field of automobiles, specifically be a material car drive mechanism.

Background

Traditional material tractor leads to the tractor can't carry out turning by a wide margin because of the design of its steadiness to and the technical specification of tractor tire, perhaps turns the range and appears the condition of tire and material car friction too greatly that turns, both can reduce the efficiency of transporting the material car, can cause certain damage to the material car again, so need one kind can satisfy the material tractor and carry out the drive mechanism of turning by a wide margin.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a material tractor drive mechanism to the tractor that proposes in solving above-mentioned background art can't carry out turn by a wide margin, or the tractor takes place frictional problem with the material car when turning by a wide margin.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a material car drive mechanism, includes the traction lever, the inside sliding connection of traction lever has the movable rod, the length of movable rod is 1.2 times the length of traction lever, the draw-in groove has been seted up to the inner wall of traction lever, the outer wall an organic whole of the inside movable rod of traction lever is provided with the fixture block, fixture block and draw-in groove phase-match, the outer wall of traction lever and the draw-in groove department of correspondence have seted up the gear hole, the lateral wall swing joint in gear hole has the gear, the side of going up of gear rotates and is connected with the torsion bar, the shaft hole has been seted up to the one end that the gear was kept away from to the torsion bar, there is the traction plate inside through fixed axle swing joint in the shaft.

Preferably, one end of the traction rod, which is far away from the movable rod, is movably connected with a traction pile, the maximum deflection angle between the traction rod and the traction pile is 60 degrees, and one side, which is far away from the movable rod, of the traction pile is fixedly connected with a movable clamping plate.

Preferably, a rack is arranged on the outer side of the clamping block and matched with the gear.

Preferably, the torsion bars are L-shaped, one end of each L-shaped torsion bar is rotatably connected to the upper surface of the gear, and the number of the torsion bars is two, and the two torsion bars are symmetrically arranged relative to the movable rod.

Preferably, the number of the clamping blocks, the clamping grooves, the gear holes and the gears is two, and the clamping blocks, the clamping grooves, the gear holes and the gears are symmetrically arranged relative to the movable rod.

Preferably, one end of the torsion bar L is located at the edge of the upper surface of the gear far away from the movable rod.

Preferably, the gear includes tooth piece, dwang, torsion spring and perforation, the one end that the tooth piece is located the perforation is rotated and is connected with the dwang, one side welded fastening of tooth piece has torsion spring's one end, torsion spring cup joints the outer wall at the dwang, and torsion spring keeps away from the one end welded fastening of tooth piece at the outer wall of dwang, one side that the movable rod was kept away from to the tooth piece is convex, and tooth piece and rack phase-match.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, because torsion bar and gear can be in the inside free rotation in gear hole, can avoid the gear to produce the friction between torsion bar and the gear hole in the rotation in-process appearance, or the dead phenomenon of card, guarantee that the gear drives the flexible function normal performance of movable rod.

2. Because the tooth blocks of the gear are not fixed and one side of the gear is arc-shaped, when the movable rod moves towards the interior of the traction rod, the phenomenon that the two gears and the movable rod are blocked cannot occur, and the movable rod can normally slide in the interior of the traction rod.

3. Because the movable rod is when natural state, the one end of torsion bar L type is located the edge that the movable rod was kept away from to the gear, can realize when the tractor turns, the torsion bar can not die with the gear card to can make the gear take place the rotation of maximum angle, when preventing that the tractor from turning, the length that the movable rod stretches out the traction rod is not enough, the dead phenomenon of whole draw gear card appears, and when the junction of torsion bar and gear was located same straight line with the torsion bar, the flexible length of movable rod that the gear drove this moment has enough tractor to accomplish the turn.

Drawings

Fig. 1 is a schematic view of a structure of a traction rod according to an embodiment of the present invention;

fig. 2 is a schematic view of a horizontal cross-section structure of a traction rod in the embodiment of the present invention;

fig. 3 is a schematic structural view of a tooth block according to an embodiment of the present invention.

In the figure: 1. a draw bar; 11. a card slot; 12. a gear hole; 13. drawing the pile; 14. a movable clamping plate; 2. a movable rod; 21. a clamping block; 211. a rack; 3. a gear; 31. a tooth block; 32. rotating the rod; 33. a torsion spring; 34. a perforation; 4. a torsion bar; 41. a shaft hole; 42. a fixed shaft; 5. a traction plate.

Detailed Description

In order to enable the tractor to turn by a large margin and improve the transportation efficiency of a material vehicle, the material tractor traction mechanism is specially provided. 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. 1-3, the present embodiment provides a traction mechanism for a material vehicle, including a traction rod 1, a movable rod 2 is slidably connected inside the traction rod 1, a traction pile 13 is movably connected to one end of the traction rod 1 away from the movable rod 2, a maximum deflectable angle between the traction rod 1 and the traction pile 13 is 60 degrees, a movable clamping plate 14 is fixedly connected to one side of the traction pile 13 away from the movable rod 2, the length of the movable rod 2 is 1.2 times of the length of the traction rod 1, a clamping groove 11 is formed in an inner wall of the traction rod 1, a clamping block 21 is integrally arranged on an outer wall of the movable rod 2 inside the traction rod 1, the clamping block 21 is matched with the clamping groove 11, a rack 211 is arranged on an outer side of the clamping block 21, a gear hole 12 is formed in a position corresponding to the clamping groove 11 on the outer wall of the traction rod 1, and a, the rack 211 is matched with the gear 3, the upper side surface of the gear 3 is rotatably connected with a torsion bar 4, the size of the gear hole 12 meets the requirement that the torsion bar 4 drives the gear 3 to rotate, the torsion bar 4 and the gear 3 can freely rotate in the gear hole 12, the phenomenon that the gear 3 is rubbed or stuck between the torsion bar 4 and the gear hole 12 in the rotating process can be avoided, the normal implementation of the function that the gear 3 drives the movable rod 2 to stretch and retract is ensured, the torsion bar 4 is L-shaped, one end of the torsion bar 4L-shaped is rotatably connected to the upper surface of the gear 3, the torsion bar 4 is provided with two torsion bars, the two torsion bars 4 are symmetrically arranged relative to the movable rod 2, when the movable rod 2 is in a natural state, one end of the torsion bar 4L-shaped is positioned at the edge of the upper surface of the gear 3 far away from the movable rod 2, when the movable rod 2 is in a natural state, one end of the torsion bar 4, the traction device has the advantages that when the tractor turns, the torsion bar 4 cannot be clamped with the gear 3, the gear 3 can rotate at the largest angle, the phenomenon that the whole traction device is clamped due to the fact that the length of the movable rod 2 extending out of the traction rod 1 is insufficient when the tractor turns is prevented, and when the connection part of the torsion bar 4 and the gear 3 and the torsion bar 4 are located on the same straight line, the telescopic length of the movable rod 2 driven by the gear 3 is enough for the tractor to turn, so that the whole device normally operates, the end, far away from the gear 3, of the torsion bar 4 is provided with the shaft hole 41, the traction plate 5 is movably connected to the inside of the shaft hole 41 through the fixed shaft 42, the fixed shaft 42 and the traction plate 5 are integrally arranged, the number of the clamping blocks 21, the clamping grooves 11, the gear holes 12 and the gear 3 is two, the two ends are symmetrically arranged relative to the movable rod 2, and the end, far away, when the tractor turns, the traction plate 5 deflects by taking the joint with the movable rod 2 as an axis, at the moment, the torsion bar 4 close to the deflection direction of the traction plate 5 receives a force towards the direction of the traction rod 1, at the moment, the gear 3 connected with the torsion bar 4 rotates due to the force removal, a force towards the external direction of the traction rod 1 is applied to the rack 211 in the rotation process of the gear 3, at the moment, the fixture block 21 and the clamping groove 11 slide relatively, only the movable rod 2 is driven to move towards the external direction of the traction rod 1, during the movement process of the movable rod 2, the torsion bar 4 far away from the deflection direction of the traction plate 5 applies a deflection force to the gear 3 connected with the torsion bar, the deflection force is used for moving the rack 211 towards the internal part of the traction rod 1, because one side of the tooth block 31 is arc-shaped, the tooth block 31 on one side of the arc-shaped side is closer to the inner wall of the tooth hole 34, and the tooth block 31, the tooth block 31 can be deflected in the tooth hole 34, the phenomenon of jamming between the gear 3 and the rack 211 can not occur, the movable rod 2 at the moment can normally extend out of the traction rod 1, after the total length of the movable rod 2 and the traction rod 1 is increased, namely the torque of the tractor is increased, the tractor can be deflected to a larger extent, and the phenomenon of friction or jamming between the tractor and a material vehicle can not occur.

In this embodiment, gear 3 includes tooth piece 31, dwang 32, torsion spring 33 and perforation 34, the one end that tooth piece 31 is located perforation 34 is rotated and is connected with dwang 32, one side welded fastening of tooth piece 31 has torsion spring 33's one end, torsion spring 33 cup joints the outer wall at dwang 32, and torsion spring 33 keeps away from the one end welded fastening of tooth piece 31 at the outer wall of dwang 32, one side that movable rod 2 was kept away from to tooth piece 31 is arc, and tooth piece 31 and rack 211 phase-match.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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 material car drive mechanism, includes traction lever (1), its characterized in that: the draw bar is characterized in that a movable rod (2) is slidably connected inside the draw bar (1), the length of the movable rod (2) is 1.2 times of that of the draw bar (1), a clamping groove (11) is formed in the inner wall of the draw bar (1), a clamping block (21) is integrally arranged on the outer wall of the movable rod (2) inside the draw bar (1), the clamping block (21) is matched with the clamping groove (11), a gear hole (12) is formed in the position, corresponding to the clamping groove (11), of the outer wall of the draw bar (1), a gear (3) is movably connected to the side wall of the gear hole (12), a torsion bar (4) is rotatably connected to the upper side face of the gear (3), a shaft hole (41) is formed in one end, far away from the gear (3), of the torsion bar (4), a draw plate (5) is movably connected inside the shaft hole (41) through a fixing shaft (42), one end of the movable rod (2) far away from the traction rod (1) is welded and fixed at the middle part of the traction plate (5).

2. A material cart pulling mechanism according to claim 1, characterised in that: one end, far away from the movable rod (2), of the traction rod (1) is movably connected with a traction pile (13), the maximum deflection angle between the traction rod (1) and the traction pile (13) is 60 degrees, and one side, far away from the movable rod (2), of the traction pile (13) is fixedly connected with a movable clamping plate (14).

3. A material cart pulling mechanism according to claim 1, characterised in that: the outer side of the clamping block (21) is provided with a rack (211), and the rack (211) is matched with the gear (3).

4. A material cart pulling mechanism according to claim 1, characterised in that: the torsion bar (4) is L-shaped, one end of the L-shaped torsion bar (4) is rotatably connected to the upper surface of the gear (3), the number of the torsion bars (4) is two, and the two torsion bars (4) are symmetrically arranged relative to the movable rod (2).

5. A material cart pulling mechanism according to claim 1, characterised in that: the number of the clamping blocks (21), the clamping grooves (11), the gear holes (12) and the gears (3) is two, and the two clamping blocks are symmetrically arranged relative to the movable rod (2).

6. A material cart pulling mechanism according to claim 1, characterised in that: one end of the L-shaped torsion bar (4) is positioned at the edge of the upper surface of the gear (3) far away from the movable rod (2).

7. A material cart pulling mechanism according to claim 1, characterised in that: gear (3) are including tooth piece (31), dwang (32), torsion spring (33) and perforation (34), the one end that tooth piece (31) are located perforation (34) is rotated and is connected with dwang (32), one side welded fastening of tooth piece (31) has the one end of torsion spring (33), torsion spring (33) cup joint the outer wall at dwang (32), and torsion spring (33) keep away from the one end welded fastening of tooth piece (31) at the outer wall of dwang (32), one side that movable rod (2) were kept away from in tooth piece (31) is arc, and tooth piece (31) and rack (211) phase-match.