CN212579524U

CN212579524U - Universal wheel with shock-absorbing function

Info

Publication number: CN212579524U
Application number: CN201821687374.5U
Authority: CN
Inventors: 王彬华
Original assignee: Sichuan Zhenkong Technology Co ltd
Current assignee: Sichuan Zhenkong Technology Co ltd
Priority date: 2018-10-18
Filing date: 2018-10-18
Publication date: 2021-02-23
Anticipated expiration: 2028-10-18

Abstract

The utility model discloses an universal wheel with shock-absorbing function, including shell, spacing ring, spin and fixed plate, the ball has been cup jointed on the spacing ring, the outside skin weld of spacing ring has the dead lever, the spacing ring passes through dead lever and shell welded fastening, the diameter of spin is greater than the diameter of spacing ring, the spin passes through the spacing install in the shell of spacing ring, the shell cup joints the outside at the spin through the dead lever, the top skin weld of shell has the fixed block, be fixed with the spring on the fixed block, the bottom surface of fixed plate also has the fixed block welded, fixed plate and shell pass through fixed block and spring coupling fixed. The utility model discloses possess and be equipped with the spring between device and universal wheel and can play absorbing effect between universal wheel and device, and the universal wheel bottom is equipped with the spin and uses the spin to remove, can realize the advantage that turns to immediately.

Description

Universal wheel with shock-absorbing function

Technical Field

The utility model relates to an universal wheel technical field specifically is an universal wheel with shock-absorbing function.

Background

The castor is a so-called movable caster, and the structure of the castor allows 360-degree horizontal rotation. The caster is a general term and comprises a movable caster and a fixed caster. The fixed caster has no rotating structure, can not rotate horizontally but can only rotate vertically. The universal wheel and the equipment are connected mechanically at the present stage, so that the universal wheel can be collided frequently in use, the damage to the wheel is caused by the most easily-collided impact fracture in the collision process, the service life of the universal wheel is easily shortened, and the universal wheel can be turned by moving one end distance first when turning at the present stage, so that the device is not convenient to turn at some narrow corners.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an universal wheel with shock-absorbing function, it can play absorbing effect between universal wheel and device to possess to be equipped with the spring between device and universal wheel, and the universal wheel bottom is equipped with the spin and uses the spin to remove, can realize the advantage that turns to immediately, it all is mechanical connection to have solved being connected between current stage universal wheel and the equipment, in use can often collide with, receive the damage that the fracture led to the fact the wheel that strikes most easily at the in-process that collides with, reduce the life of universal wheel easily, and need remove one end distance earlier when current stage universal wheel turns to and just can turn to, make the device be not convenient for the problem that turns to in some constrictive corners.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an universal wheel with shock-absorbing function, includes shell, spacing ring, spin and fixed plate, the ball has been cup jointed on the spacing ring, the outside skin weld of spacing ring has the dead lever, the spacing ring passes through dead lever and shell welded fastening, the diameter of spin is greater than the diameter of spacing ring, the spin passes through the spacing installation of spacing ring in the shell, the shell cup joints the outside at the spin through the dead lever, the top skin weld of shell has the fixed block, be fixed with the spring on the fixed block, the bottom surface of fixed plate has also welded the fixed block, fixed plate and shell pass through fixed block and spring coupling fixed.

Preferably, the both sides that lie in the ball on the spacing ring are equipped with the stopper, and the even equidistance of stopper distributes on the surface of spacing ring, the ball passes through the stopper and rotates to be installed on the spacing ring.

Preferably, the number of the limiting rings is two, and the two limiting rings are symmetrically distributed on the rolling ball.

Preferably, the top surface of the fixed block is provided with a limiting column, and the spring is limited between the two fixed blocks through the limiting column.

Preferably, ten balls are arranged on each limit ring, and the balls are uniformly distributed on the limit ring at equal intervals.

Preferably, four corners of the fixing plate are provided with fixing holes, and the fixing plate is fixed at the bottom of the device through bolts and the fixing holes.

Preferably, the ball is provided with a through hole matched with the limiting ring in size.

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

1. the utility model discloses a set up the ball, the spin passes through the spacing ring spacing in the shell, and the spin takes place rolling friction with the ball when rolling, takes place the effect that the friction is difficult to the removal with the spacing ring when preventing that the spin from rolling, makes the stiction between spin and the spacing ring convert the rolling friction between spin and the ball into to the spin activity of being convenient for.

2. The utility model discloses a set up the spring, reached the effect that plays the shock attenuation buffering between device and universal wheel, prevent that universal wheel in use can often collide with, receive the damage that the fracture led to the fact the wheel at the in-process that collides with most easily, reduce the life of universal wheel easily.

Drawings

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic view of the structure of the present invention.

In the figure: 1. a housing; 2. a limiting ring; 3. a ball bearing; 4. rolling a ball; 5. fixing the rod; 6. a fixed block; 7. a spring; 8. a limiting column; 9. and (7) fixing the plate.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to fig. 2, the present invention provides an embodiment: a universal wheel with shock absorption function comprises a shell 1, a limiting ring 2, a rolling ball 4 and a fixing plate 9, wherein the limiting ring 2 is sleeved with the rolling ball 3, the rolling ball 4 is limited in the shell 1 through the limiting ring 2 by arranging the rolling ball 3, the rolling ball 4 is in rolling friction with the rolling ball 3 when rolling, the rolling ball 4 is prevented from having friction with the limiting ring 2 and being difficult to move when rolling, the static friction between the rolling ball 4 and the limiting ring 2 is converted into the rolling friction between the rolling ball 4 and the rolling ball 3, so that the rolling ball 4 can move conveniently, the rolling ball 3 is provided with a through hole matched with the size of the limiting ring 2, the rolling ball 3 is movably arranged on the limiting ring 2 through the through hole, limiting blocks are arranged on the two sides of the rolling ball 3 on the limiting ring 2 and are prevented from moving randomly on the limiting ring 2, the limiting blocks are uniformly distributed on the surface of the limiting ring 2 at equal intervals, the rolling, the spacing ring 2 is equipped with two altogether, and two spacing rings 2 are in spin 4 last symmetric distribution, is equipped with ten balls 3 on every spacing ring 2 altogether, and the even equidistance of ball 3 distributes on spacing ring 2.

The outer side surface of the spacing ring 2 is welded with a fixing rod 5, the spacing ring 2 is welded and fixed with the shell 1 through the fixing rod 5, the diameter of the rolling ball 4 is larger than that of the spacing ring 2, the rolling ball 4 is installed in the shell 1 in a limiting way through the spacing ring 2, the shell 1 is sleeved on the outer side of the rolling ball 4 through the fixing rod 5, the shell 1 plays a role in protecting the rolling ball 4, the top end surface of the shell 1 is welded with a fixing block 6, the top surface of the fixing block 6 is provided with a spacing post 8, the fixing block 9 is connected with the shell 1 and plays a limiting role in a spring 7, the spring 7 is limited between the two fixing blocks 6 through the spacing post 8, the fixing block 6 is fixed with a spring 7, the spring 7 is arranged, the effect of shock absorption and buffering between the device and the universal wheel is achieved, the universal wheel is prevented from being frequently collided with in use, and the damage, reduce the life of universal wheel easily, fixed block 6 has also been welded on the bottom surface of fixed plate 9, and fixed plate 9 and shell 1 are connected fixedly through fixed block 6 and spring 7, and the fixed orifices has been seted up to four corners of fixed plate 9, and fixed plate 9 passes through the bolt and the fixed orifices is fixed in the bottom of device.

The user passes through fixed plate 9 with the universal wheel when using and fixes in the device bottom, universal wheel is when removing spin 4 through spacing ring 2 spacing in shell 1, spin 4 takes place rolling friction with ball 3 when rolling, take place the effect that the friction is difficult to remove with spacing ring 2 when preventing spin 4 from rolling, make the static friction between spin 4 and the spacing ring 2 convert the rolling friction between spin 4 and ball 3 into, thereby be convenient for spin 4 activity, and be equipped with spring 7 between shell 1 and the fixed plate 9, the effect of playing the shock attenuation buffering between device and universal wheel has been reached, prevent that universal wheel in use can often collide with, receive the damage that the fracture led to the fact the wheel at the in-process that collides with most easily, reduce the life of universal wheel easily.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a universal wheel with shock-absorbing function, includes shell (1), spacing ring (2), spin (4) and fixed plate (9), its characterized in that: ball (3) have been cup jointed on spacing ring (2), the outside skin weld of spacing ring (2) has dead lever (5), spacing ring (2) are through dead lever (5) and shell (1) welded fastening, the diameter of spin (4) is greater than the diameter of spacing ring (2), spin (4) are spacing to be installed in shell (1) through spacing ring (2), shell (1) cup joints the outside in spin (4) through dead lever (5), the top skin weld of shell (1) has fixed block (6), be fixed with spring (7) on fixed block (6), the bottom skin weld of fixed plate (9) has fixed block (6) also, fixed plate (9) and shell (1) are connected fixedly through fixed block (6) and spring (7).

2. The universal wheel with a shock absorbing function according to claim 1, wherein: the both sides that lie in ball (3) on spacing ring (2) are equipped with the stopper, and the even equidistance of stopper distributes on the surface of spacing ring (2), ball (3) rotate through the stopper and install on spacing ring (2).

3. The universal wheel with a shock absorbing function according to claim 1, wherein: the number of the limiting rings (2) is two, and the two limiting rings (2) are symmetrically distributed on the rolling ball (4).

4. The universal wheel with a shock absorbing function according to claim 1, wherein: the top surface of fixed block (6) is equipped with spacing post (8), spring (7) are spacing between two fixed blocks (6) through spacing post (8).

5. The universal wheel with a shock absorbing function according to claim 1, wherein: ten balls (3) are arranged on each limiting ring (2), and the balls (3) are uniformly distributed on the limiting ring (2) at equal intervals.

6. The universal wheel with a shock absorbing function according to claim 1, wherein: fixing holes are formed in four corners of the fixing plate (9), and the fixing plate (9) is fixed to the bottom of the device through bolts and the fixing holes.

7. The universal wheel with a shock absorbing function according to claim 1, wherein: the ball (3) is provided with a through hole matched with the limiting ring (2) in size.