CN212827681U

CN212827681U - Universal wheel

Info

Publication number: CN212827681U
Application number: CN202021074116.7U
Authority: CN
Inventors: 李明璋
Original assignee: Shenzhen Dali Hongzhen Intelligent Caster Technology Co ltd
Current assignee: Shenzhen Dali Hongzhen Intelligent Caster Technology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-03-30
Anticipated expiration: 2030-06-12

Abstract

The utility model provides a universal wheel, which comprises an installation top plate, rivets, rollers and a roller frame for fixing the rollers, wherein the installation top plate is arranged on the roller frame; when the rivet extends into the movable opening, the rivet can prop against the roller; the outside of the rivet is sleeved with a spring, and the inner side of the movable opening is provided with a fixed block for clamping the spring, so that the rivet can retract after extending into the movable opening. The utility model discloses a simple structure realizes a key brake, can 360 rotations simultaneously, and when pressing the trigger board, can lock the direction, makes it travel along the straight line.

Description

Universal wheel

Technical Field

The utility model relates to a truckle field especially relates to an universal wheel.

Background

With the rapid development of modern industry and logistics industry, the caster has wide application, and not only can be applied to places such as factories, supermarkets, airports, warehouses and the like, but also can be applied to a plurality of families. But are generally conventional casters.

Chinese patent CN104149548B discloses a universal wheel, which comprises a top mounting plate, a supporting frame with the upper part rotatably connected with the top mounting plate, a roller connected with the lower part of the supporting frame, and a brake device for braking the roller.

Similar to the universal wheel described above, the prior art uses a rotational connection between the mounting top plate and the supporting frame to enable the roller mounted on the supporting frame to rotate freely with the mounting top plate as an axis. But the universal direction of the universal wheel cannot be locked, so that the wheel has instability during running.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, an object of the present invention is to provide a universal wheel, which can realize one-key braking, and can rotate 360 ° at the same time, and when the trigger plate is pressed, the direction can be locked, so that the universal wheel can travel along a straight line.

In order to achieve the purpose, the utility model provides a universal wheel, which comprises an installation top plate, rivets, rollers and a roller frame for fixing the rollers, wherein the installation top plate is arranged on the roller frame; when the rivet extends into the movable opening, the rivet can abut against the roller.

And the rivet is pressed, and the roller stops rotating to realize the braking function.

According to the utility model discloses a spring has been cup jointed to another embodiment, the outside of rivet, and the inboard of expansion joint is equipped with the fixed block that blocks the spring, makes the rivet stretch into and can contract back after the expansion joint.

According to another embodiment of the present invention, the universal wheel further comprises a locking mechanism and a locking plate; the locking plate is fixedly connected with the mounting top plate and is arranged inside the roller frame; the locking mechanism comprises a supporting plate used for supporting the locking plate, and the locking mechanism is fixed on the roller carrier.

According to another embodiment of the present invention, the locking plate is a circular plate, and the periphery of the locking plate is provided with a clamping opening; the abutting plate is provided with a clamping block which can be clamped at the clamping position opening.

According to another embodiment of the present invention, the locking mechanism further comprises a fixing rod and a pulling plate; the abutting plate is also provided with a connecting block connected with the pulling plate, and the middle part of the pulling plate is provided with a through hole for the fixed rod to pass through; two ends of the fixed rod are fixed on the roller carrier; the pulling plate is pressed down, and the clamping block of the abutting plate can be pressed upwards to abut against the locking plate by utilizing the lever principle.

According to another embodiment of the present invention, the roller frame is provided with an opening through which the pulling plate can pass; one end of the pulling plate is provided with a pulling block extending out of the roller carrier, the other end of the pulling plate extends out of the opening, the side surface of the pulling plate is provided with a limiting block rotatably connected with the abutting plate, and the limiting block can abut against the inner side surface of the roller carrier; when the abutting plate abuts against the locking plate, the limiting block abuts against the inner side face of the roller carrier to play a role in fixing.

According to another embodiment of the present invention, the mounting top plate is provided with a plurality of mounting holes.

The utility model adopts a simple structure, and the universal direction of the universal wheel can be easily locked by combining the abutting plate, the locking plate and the pulling plate, so that the universal wheel can keep a linear direction when walking; the utility model discloses be equipped with the flexible of rivet, realize the brake function of universal wheel.

The present invention will be described in further detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall construction of a universal wheel;

FIG. 2 is a schematic view of another construction of the castor;

FIG. 3 is an enlarged schematic view of the structure of the locking plate of the universal wheel;

fig. 4 is an enlarged schematic view of the locking mechanism of the universal wheel.

Detailed Description

The embodiment provides a universal wheel, as shown in fig. 1-4, the universal wheel is composed of a mounting top plate 1, a roller 2, a roller frame 3 for fixing the roller 2, a locking mechanism 4, a locking plate 5 and a rivet 6, the rivet 6 is movably mounted on the mounting top plate 1, the mounting top plate 1 is provided with a movable opening 12, and the rivet 6 can stretch out and draw back at the movable opening 12; when the rivet 6 extends into the movable opening 12, the rivet can abut against the roller 2; a spring is sleeved outside the rivet 6, and a fixed block for clamping the spring is arranged on the inner side of the movable opening 12, so that the rivet 6 can retract after extending into the movable opening 12; when in use, the universal wheel is arranged on the mounting top plate 1 and is provided with a plurality of mounting holes 11, and the mounting holes 11 can be used for mounting the universal wheel; the mounting top plate 1 is fixed on the roller frame 3 by a rivet 6; the locking mechanism 4 is fixed on the roller frame 3, the locking mechanism 4 consists of a supporting plate 41 for supporting the locking plate 5, a fixing rod 42 and a pulling plate 43, the locking plate 5 is in a circular disc shape, and two clamping ports 51 are arranged on the periphery of the locking plate 5; the abutting plate 41 is provided with a clamping block 413 which can be clamped in the clamping position opening 51; the resisting plate 41 is provided with a connecting block 411 connected with the pulling plate 43, and the middle part of the pulling plate is provided with a through hole 412 for the fixed rod 42 to pass through; two ends of the fixed rod 42 are fixed on the roller frame 3; the pulling plate 43 is pressed down, and the fixture block 413 of the abutting plate 41 can be pressed upwards by utilizing the lever principle to abut against the locking plate 5; the locking plate 5 is fixedly connected with the mounting top plate 1 and is arranged inside the roller frame 3.

The locking plate 5 is fixedly connected with the installation top plate 1, the abutting plate 41 of the locking mechanism 4 abuts against the locking plate 5, and the locking plate 5 can be fixed, so that the installation top plate 1 is locked, and locking in the universal direction is achieved.

The roller frame 3 is provided with an opening 31 for the pulling plate 43 to pass through; one end of the pulling plate 43 is provided with a pulling block extending out of the opening 31, the other end extends out of the opening 31, the side surface of the pulling plate 43 is provided with a limiting block 431 rotatably connected with the abutting plate 41, and the limiting block 431 can abut against the inner side surface of the roller frame 3; when the abutting plate 41 abuts against the locking plate 5, the limiting block abuts against the inner side surface of the roller frame 3 to play a role in fixing.

This embodiment adopts simple structure, combines through resisting board 41, locking plate 5 and pulling board 43 three, easily realizes the locking of the universal direction of universal wheel, makes the universal wheel can keep the straight line direction when the walking.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the invention. Any person skilled in the art can make some modifications without departing from the scope of the present invention, i.e. all equivalent modifications made according to the present invention should be covered by the scope of the present invention.

Claims

1. A universal wheel comprises a mounting top plate, rivets, rollers and a roller frame for fixing the rollers, wherein the mounting top plate is mounted on the roller frame; when the rivet extends into the movable opening, the rivet can abut against the roller.

2. The universal wheel according to claim 1, wherein a spring is sleeved outside the rivet, and a fixed block for clamping the spring is arranged on the inner side of the movable opening, so that the rivet can retract after extending into the movable opening.

3. The universal wheel of claim 1, further comprising a locking mechanism and a locking plate; the locking plate is fixedly connected with the mounting top plate and is arranged inside the roller frame; the locking mechanism comprises a supporting plate used for supporting the locking plate, and the locking mechanism is fixed on the roller carrier.

4. The universal wheel as claimed in claim 3, wherein the locking plate is in the shape of a circular disk, and is provided with a clamping opening at the periphery; the abutting plate is provided with a clamping block which can be clamped at the clamping position opening.

5. The universal wheel of claim 3, wherein said locking mechanism further comprises a securing lever and a trigger plate; one end of the abutting plate is provided with an abutting block abutting against the locking plate, the other end of the abutting plate is provided with a connecting block connected with the pulling plate, and the middle part of the abutting plate is provided with a through hole for the fixed rod to pass through; and two ends of the fixed rod are fixed on the roller carrier.

6. The universal wheel of claim 5 wherein said wheel frame has an opening through which said trigger plate passes; one end of the pulling plate is provided with a pulling block extending out of the roller carrier, the other end of the pulling plate extends out of the opening, the side surface of the pulling plate is provided with a limiting block rotatably connected with the abutting plate, and the limiting block can abut against the inner side surface of the roller carrier.

7. The universal wheel of claim 1, wherein said mounting top plate is provided with a plurality of mounting holes.