CN209761137U - Self-balancing four-wheel pulley - Google Patents

Abstract

The utility model discloses a self-balancing four-wheel pulley, including 304 precision casting, the rubber tyer is installed to the equal symmetry in both sides of 304 precision casting, and all is provided with the rubber ring between rubber tyer and the 304 precision casting, all run through the round pin on 304 precision casting, rubber tyer and the rubber ring, and all connect through the bearing between round pin and the rubber tyer. This self-balancing four-wheel pulley is through setting up soft structure for can carry out a fine adjustment about from top to bottom after the bearing atress, make four bearings all can be in the coplanar atress, thereby can make the rubber tyer more durable and silence through this design, the device can keep the four-wheel all the time to land simultaneously, if the four-wheel lands, the atress is even, and under the even condition of atress, the life of bearing is longer, and the smooth degree is higher.

Description

self-balancing four-wheel pulley

Technical Field

The utility model relates to a four-wheel pulley technical field specifically is a self-balancing four-wheel pulley.

Background

The assembly mode of the existing four-wheel and eight-wheel train row pulleys is screwed on a main body support through a pulley by a screw and is connected with the main body support, or the assembly mode of the existing four-wheel and eight-wheel train row pulleys is also directly tightly connected with the main body support through the pulley by a rivet, but the pulley and the main body support are in a fastening mode, the structure of the whole pulley is up to 4 to 8 bearings, the position of each bearing has 20 to 40 threads of vertical deviation, the four bearings are not on the same plane and do not have bearings on the same plane, the problems of uneven hand feeling and bearing stress of the push-pull use of the shower room are influenced (the rest of the three bearings are suspended without stress), and therefore a self-balancing four-wheel pulley is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-balancing four-wheel pulley to solve traditional this type of device that proposes in the above-mentioned background art and pass through the connected mode of screw or rivet, can lead to being a fastening form between pulley and the main part support, and the structure of whole pulley is as much as 4 to 8 bearings again, the position of each bearing has the upper and lower deviation of 20 to 40 silks, will lead to four bearings not on the coplanar, do not have the bearing on the coplanar, can influence the problem of feeling that shower room push-and-pull was used and the inhomogeneous problem of bearing atress.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a self-balancing four-wheel pulley, includes 304 precision casting, the rubber tyer is installed to 304 precision casting's both sides symmetry all, and all is provided with the rubber ring between rubber tyer and the 304 precision casting, all run through the round pin on 304 precision casting, rubber tyer and the rubber ring, and all connect through the bearing between round pin and the rubber tyer.

Preferably, hollow holes are formed at both ends of the 304 precision casting.

Preferably, the rubber wheels and the rubber rings are all provided with four.

Preferably, the circle center of the hollow hole, the circle center of the rubber wheel and the circle center of the rubber ring are all located on the same horizontal plane.

Preferably, the outer diameter of the middle position of the round pin is equal to the inner diameter of the rubber ring, and the outer diameters of the two ends of the round pin are equal to the inner diameter of the rubber wheel.

Preferably, both ends of the round pin are respectively flush with the rubber wheel.

Compared with the prior art, the beneficial effects of the utility model are that: on the basis of an original product, a rubber ring is designed at the position where a bearing is connected with a 304 precision casting, and the bearing can be in a soft structure after being connected with the 304 precision casting through a screw rod design, and the bearing can be subjected to fine adjustment up, down, left and right after being stressed, so that the four bearings can be subjected to stress on the same plane, and the rubber ring is more durable and silent through the design;

Meanwhile, the four small rubber wheels are arranged, a hollow hole is formed in the middle of the 304 precision casting, a screw rod penetrates through the hollow hole, the lower surface of the hollow hole is connected with the adjusting piece, glass is hung on the upper surface of the hollow hole, the rubber wheels move in the track, so that the whole piece of glass moves, the rubber wheels play the roles of left-right swinging, adjusting, left-right up-down swinging and adjusting in the middle of the bearing and the 304 precision casting, and therefore the four rubber wheels can be located in the track, the track is dirty and good in contents and uneven in height, the device can always keep four wheels landing, the four wheels are stressed evenly, and under the condition of even stress, the service life of the bearing is longer, and the smoothness is higher.

Drawings

FIG. 1 is a schematic view of the whole structure of the present invention;

FIG. 2 is a perspective view of a 304 precision casting of the present invention;

Fig. 3 is an exploded view of the structure of the middle rubber wheel, the rubber ring and the round pin of the present invention.

In the figure: 1. 304 precision casting; 2. a rubber wheel; 3. a rubber ring; 4. a round pin; 5. and a bearing.

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.

Referring to fig. 1-3, the present invention provides an embodiment:

A self-balancing four-wheel pulley comprises a 304 precision casting 1, rubber wheels 2 are symmetrically arranged on two sides of the 304 precision casting 1, rubber rings 3 are arranged between the rubber wheels 2 and the 304 precision casting 1, four rubber wheels 2 and four rubber rings 3 are arranged, the rubber wheels 2 and four rubber rings 3 are used for enabling the device to move more stably through number design, soft structures are uniform in effect, hollow holes are formed in two ends of the 304 precision casting 1 and are used for enabling a regulating sheet to be connected to the lower surface of the 304 precision casting 1 in a penetrating mode, glass is hung on the regulating sheet, the rubber wheels 2 move in a track, accordingly, the whole glass moves, round pins 4 penetrate through the 304 precision casting 1, the rubber wheels 2 and the rubber rings 3, the round pins 4 are connected with the rubber wheels 2 through bearings 5, the circle centers of the hollow holes, the circle centers of the rubber wheels 2 and the circle centers of the rubber rings 3 are located on the same horizontal plane, and the function is achieved through the design that the circle centers are located on the same horizontal, the round pin 4 can well penetrate through the 304 precision casting 1, the rubber wheel 2 and the rubber ring 3, the outer diameter of the middle position of the round pin 4 is equal to the inner diameter of the rubber ring 3, the outer diameters of two ends of the round pin 4 are equal to the inner diameter of the rubber wheel 2, the round pin 4, the rubber wheel 2, the round pin 4 and the rubber ring 3 are stably connected through the design of the inner diameter and the outer diameter, the round pin cannot shake due to different apertures, two ends of the round pin 4 are respectively flush with the rubber wheel 2, the structure is flat, no outward protrusion exists, the phenomenon that the bearing 5 is contacted with the inner wall of a track due to the outward protrusion to affect the movement of the device is avoided, the device is characterized in that on the basis of an original product, the rubber ring 3 is designed at the position where the bearing 5 and the 304 precision casting 1 are connected, the bearing 5 can have a soft structure after being connected with the 304 precision casting 1 through the design of a screw rod, the bearing 5 can be slightly adjusted up, and down and, the rubber wheel 2 can thus be made more durable and silent by this design.

Meanwhile, the four small rubber wheels 2 are arranged, a hollow hole is formed in the middle of the 304 precision casting 1, a screw rod penetrates through the hollow hole, the lower surface of the rubber wheel is connected with the adjusting piece, glass is hung on the rubber wheel 2, the rubber wheel 2 moves in the track, the whole piece of glass moves, the rubber wheel 2 plays the roles of left-right swinging, adjusting, left-right up-down swinging and adjusting in the middle of the bearing 5 and the 304 precision casting 1, and therefore the four rubber wheels 2 can be located in the track, the track is good in dirt and uneven in height, the four wheels can always land, the four wheels land, the stress is uniform, the bearing 5 is longer in service life and higher in smoothness under the condition of uniform stress.

The working principle is as follows: during the use, at first pass rubber tyer 2 and rubber ring 3 with round pin 4 in proper order, install bearing 5 on round pin 4 and rubber tyer 2 next, pass 304 precision casting 1 with the whole of round pin 4, rubber tyer 2 and rubber ring 3 constitution next, and wear to establish rubber ring 3 and rubber tyer 2 in proper order on round pin 4 of the 304 precision casting 1 other end, install another bearing 5 again on round pin 4 and rubber tyer 2, then pass the hollow hole on 304 precision casting 1 with external screw rod, and connect the adjustment piece below the screw rod, hang glass on it, can make the device under the effect of rubber tyer 2, move in the track the inside, thereby drive glass and remove, simple and convenient, the operation is finished to this.

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 (6)

1. a self-balancing four-wheel pulley comprises a 304 precision casting (1), and is characterized in that: rubber tyers (2) are all installed to the both sides of 304 smart foundry goods (1) symmetry, and all are provided with rubber ring (3) between rubber tyer (2) and 304 smart foundry goods (1), all run through round pin (4) on 304 smart foundry goods (1), rubber tyer (2) and rubber ring (3), and all connect through bearing (5) between round pin (4) and the rubber tyer (2).

2. The self-balancing four-wheel pulley according to claim 1, wherein: hollow holes are formed in two ends of the 304 precision casting (1).

3. The self-balancing four-wheel pulley according to claim 1, wherein: the rubber wheels (2) and the rubber rings (3) are all provided with four.

4. The self-balancing four-wheel pulley according to claim 2, wherein: the circle center of the hollow hole, the circle center of the rubber wheel (2) and the circle center of the rubber ring (3) are all located on the same horizontal plane.

5. The self-balancing four-wheel pulley according to claim 1, wherein: the outer diameter of the middle position of the round pin (4) is equal to the inner diameter of the rubber ring (3), and the outer diameters of the two ends of the round pin (4) are equal to the inner diameter of the rubber wheel (2).

6. The self-balancing four-wheel pulley according to claim 1, wherein: and two ends of the round pin (4) are respectively flush with the rubber wheel (2).