CN214874018U - Mute trolley wheel - Google Patents

Abstract

The utility model relates to the technical field of handcarts, in particular to a mute trolley wheel, which comprises a mute rubber wheel, wherein the mute rubber wheel consists of a rubber wheel and a rolling shaft arranged in the middle of the rubber wheel, the middle of the rolling shaft is provided with a bearing, the middle of the bearing is provided with a central shaft, two sides of the central shaft are provided with limit covers near the rolling shaft, two sides of the central shaft are connected with outer covers near the limit covers, the upper end of the outer covers is provided with a connecting sleeve, one side of the connecting sleeve is provided with a plurality of limit holes, limit bolts are connected in the limit holes, the inner wall of the connecting sleeve is provided with a plurality of sealing rings, two ends of the central shaft are connected with limit nuts, the upper part of the outer covers is provided with limit rods near the front side, the limit rods are connected with brakes, and the central shaft and the bearings, the limit covers and the outer covers are connected in a sleeved mode, so as to facilitate the disassembly and facilitate the replacement of the rubber wheel, the problem that the rubber wheel needs to be integrally replaced after being worn for a long time is avoided, and the cost input is reduced.

Description

Mute trolley wheel

Technical Field

The utility model relates to a handcart technical field specifically is a silence handcart wheel.

Background

When the handcart wheel is used, the joint is easy to loosen, noise is generated, and the wheel is easy to balance after being worn and torn for a long time.

Accordingly, there is a need for a quiet cart wheel that addresses the problems of the prior art discussed above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a silence handcart wheel to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a silence handcart wheel, includes the silence rubber tyer, the silence rubber tyer comprises rubber tyer and the roller bearing of establishing department in the middle of the rubber tyer, just the middle department of roller bearing is equipped with the bearing, the middle department of bearing is equipped with the center pin, the both sides of center pin are close to roller bearing department and are equipped with spacing lid, the center pin both sides are close to spacing lid department and are connected with the enclosing cover, the upper end of enclosing cover is equipped with connecting sleeve, one side of connecting sleeve is equipped with the spacing hole of multiunit, spacing downthehole connection has spacing bolt, be equipped with the multiunit sealing washer on connecting sleeve's the inner wall, the center pin both ends are connected with stop nut, enclosing cover upper portion is close to front department and is equipped with the gag lever post, be connected with the brake on the gag lever post.

As the utility model discloses preferred scheme, the lower part connecting rod of connecting sleeve and handcart cup joints the connection, just screw the connection through the screw between the lower part connecting rod of spacing bolt and spacing hole, handcart.

As the utility model discloses preferred scheme, cup joint between center pin and bearing, spacing lid, the enclosing cover is connected.

As the preferred scheme of the utility model, roller bearing and spacing lid joint are connected.

As the preferred scheme of the utility model, the muff-coupling is connected between roller bearing and the bearing.

As the utility model discloses preferred scheme, when the brake is pushed down with rubber tyer contact nature connection.

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

1. the utility model discloses in, through the connecting sleeve that sets up, the lower part connecting rod of connecting sleeve and handcart cup joints the connection, and screws through the screw thread between the lower part connecting rod of spacing bolt and spacing hole, handcart and connect, forms cup joint structure for connect more stably, it is not hard up to reduce the junction, improves life, reduces the noise that uses the production, more silence.

2. The utility model discloses in, through the silence rubber tyer that sets up, center pin and bearing, spacing lid, cup joint the connection between the enclosing cover, convenient dismantlement, thereby conveniently change the rubber tyer, the problem that needs whole change after avoiding the rubber tyer to wear and tear for a long time, the cost input has been reduced, roller bearing and spacing lid joint are connected, cup joint the connection between roller bearing and the bearing, when the brake pushes down with the rubber tyer contact nature connection, in time change the rubber tyer can effectively avoid the poor problem of brake performance, brake and rubber tyer area of contact have effectively been ensured, improve braking effect, and can effectively ensure the stability of handcart, avoid the handcart slope, reduce the noise that produces because of the rubber tyer wearing and tearing, form the handcart of silence.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a back view of the present invention;

FIG. 4 is a side view of the present invention;

fig. 5 is a sectional view of the present invention.

In the figure: 1. a mute rubber wheel; 101. a rubber wheel; 102. a roller; 2. an outer cover; 3. braking; 301. a limiting rod; 4. a connecting sleeve; 401. a seal ring; 402. a limiting hole; 5. a limit bolt; 6. a limiting cover; 7. a bearing; 8. a central shaft; 9. and a limiting nut.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the invention, the invention will be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which can be embodied in many different forms and are not limited to the embodiments described herein, but which are provided so as to render the disclosure of the invention more thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-5, the present invention provides a technical solution:

the utility model provides a silence handcart wheel, including silence rubber tyer 1, silence rubber tyer 1 comprises rubber tyer 101 and the roller bearing 102 of locating in the middle of rubber tyer 101, and the middle department of roller bearing 102 is equipped with bearing 7, the middle department of bearing 7 is equipped with center pin 8, the both sides of center pin 8 are close to roller bearing 102 department and are equipped with spacing lid 6, the 8 both sides of center pin are close to spacing lid 6 department and are connected with enclosing cover 2, the upper end of enclosing cover 2 is equipped with connecting sleeve 4, one side of connecting sleeve 4 is equipped with the spacing hole 402 of multiunit, spacing downthehole 402 in-connection has spacing bolt 5, be equipped with multiunit sealing washer 401 on the inner wall of connecting sleeve 4, 8 both ends of center pin are connected with stop nut 9, 2 upper portions of enclosing cover are close to openly and are equipped with gag lever 301, be connected with brake 3 on the gag lever 301.

In the embodiment, referring to fig. 1, the connecting sleeve 4 is connected with the lower connecting rod of the trolley in a sleeved manner, and the limiting bolt 5 is screwed with the limiting hole 402 and the lower connecting rod of the trolley through threads to form a sleeved structure, so that the connection is more stable, the looseness of the joint is reduced, the service life is prolonged, the noise generated by use is reduced, and the trolley is more silent.

The embodiment of the invention is shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, a central shaft 8 and a bearing 7, a limiting cover 6, an outer cover 2 are connected in a sleeved mode, and disassembly is convenient, so that a rubber wheel 101 is convenient to replace, the problem that the rubber wheel 101 needs to be replaced integrally after being worn for a long time is avoided, cost investment is reduced, a rolling shaft 102 is connected with the limiting cover 6 in a clamped mode, the rolling shaft 102 is connected with the bearing 7 in a sleeved mode, the brake 3 is in contact connection with the rubber wheel 101 when being pressed downwards, the problem that the brake 3 is poor in performance can be effectively avoided by replacing the rubber wheel 101 in time, the contact area of the brake 3 and the rubber wheel 101 is effectively ensured, the brake effect is improved, the stability of a handcart can be effectively ensured, the inclination of the handcart is avoided, noise caused by abrasion of the rubber wheel 101 is reduced, and a mute handcart is formed.

The working principle is as follows: when in use, the connecting sleeve 4 is connected with the lower connecting rod of the trolley in a sleeved mode, the limiting bolt 5 is connected with the limiting hole 402 and the lower connecting rod of the trolley in a screwed mode through threads to form a sleeved structure, so that the connection is more stable, the looseness of the connection part is reduced, the service life is prolonged, the noise generated in use is reduced, and the trolley is more silent, the central shaft 8 is connected with the bearing 7, the limiting cover 6 and the outer cover 2 in a sleeved mode and is convenient to disassemble, so that the rubber wheel 101 is convenient to replace, the problem that the rubber wheel 101 needs to be replaced integrally after being worn for a long time is solved, the cost investment is reduced, the rolling shaft 102 is connected with the limiting cover 6 in a clamped mode, the rolling shaft 102 is connected with the bearing 7 in a sleeved mode, the brake 3 is in contact with the rubber wheel 101 when being pressed down, the problem of poor performance of the brake 3 can be effectively solved by replacing the rubber wheel 101 in time, the contact area of the brake 3 and the rubber wheel 101 is effectively guaranteed, and the brake effect is improved, and can effectively ensure the stability of handcart, avoid the handcart slope, reduce the noise that produces because of rubber tyer 101 wearing and tearing, form the handcart of silence.

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 (6)

1. The utility model provides a silence handcart wheel, includes silence rubber tyer (1), its characterized in that: the mute rubber wheel (1) is composed of a rubber wheel (101) and a roller (102) arranged in the middle of the rubber wheel (101), a bearing (7) is arranged in the middle of the roller (102), a central shaft (8) is arranged in the middle of the bearing (7), a limiting cover (6) is arranged on the two sides of the central shaft (8) close to the roller (102), an outer cover (2) is connected on the two sides of the central shaft (8) close to the limiting cover (6), a connecting sleeve (4) is arranged at the upper end of the outer cover (2), a plurality of groups of limiting holes (402) are arranged on one side of the connecting sleeve (4), a limiting bolt (5) is connected in each limiting hole (402), a plurality of groups of sealing rings (401) are arranged on the inner wall of the connecting sleeve (4), limiting nuts (9) are connected at the two ends of the central shaft (8), a limiting rod (301) is arranged on the upper portion of the outer cover (2) close to the front side, and the limiting rod (301) is connected with a brake (3).

2. A silent trolley wheel according to claim 1, wherein: the connecting sleeve (4) is connected with the lower connecting rod of the trolley in a sleeved mode, and the limiting bolt (5) is connected with the limiting hole (402) and the lower connecting rod of the trolley in a screwed mode through threads.

3. A silent trolley wheel according to claim 1, wherein: the central shaft (8) is connected with the bearing (7), the limiting cover (6) and the outer cover (2) in a sleeved mode.

4. A silent trolley wheel according to claim 1, wherein: the roller (102) is connected with the limiting cover (6) in a clamping mode.

5. A silent trolley wheel according to claim 1, wherein: the rolling shaft (102) is connected with the bearing (7) in a sleeved mode.

6. A silent trolley wheel according to claim 1, wherein: the brake (3) is in contact connection with the rubber wheel (101) when being pressed down.

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