CN2889756Y

CN2889756Y - Rock-proof structure of wheel utensil

Info

Publication number: CN2889756Y
Application number: CN 200620001258
Authority: CN
Inventors: 陈首卯
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-01-19
Filing date: 2006-01-19
Publication date: 2007-04-18
Anticipated expiration: 2016-01-19

Abstract

The utility model relates to an anti-swinging structure for wheel, more particular to an innovated structure design capable of effectively positioning the internal bearing inside the wheel to prevent swinging. The utility model is characterized in that a first bearing and a second bearing are provided inside a first accommodating space and a second accommodating space of the wheel, and elastic supporting assemblies are arranged between the first and second bearings, so that the wheel and the first and second bearings can stably act and are not easy to swing; and a central shaft sequentially passes through the first bearing, the elastic supporting assemblies, the wheal, and the second bearing and is connected with the positioning member to making all components to form a whole. The above wheel anti-swinging structure can adjust the acting positions of the first and second bearings to make the wheel stable and not easy to swing. The utility model has improved and practical quality compared to the prior art.

Description

Wheel anti-rock structure

Technical field

The utility model relates to a kind of wheel anti-rock structure, and particularly a kind of wheel internal bearings of can effectively locating designs with the innovation structure that prevents to rock.

Background technology

The articles for use kind that generally has wheel 10a is a lot, and for example suitcase of mobile, tandem wheel, job action cabinet etc. all need be installed wheel 10a and make it make things convenient for displacement action; See also the enforcement illustration of existing wheel 10a structure shown in Figure 1, two side positions at this wheel 10a respectively are formed with first and

second accommodation space

11a, 12a respectively, this first and

second accommodation space

11a, 12a can install first and second bearing 21a, 22a, and are mounted on the supporting body 40a by an axle 30a and positioning piece 31a.

This tradition wheel 10a is a large amount of ejection formation manufacturings, and should install the filling degree of precision deficiency of first and second accommodation space 11a, the 12a of first and second bearing 21a, 22a, the axial depth of first and second accommodation space of Chang Yinqi 11a, 12a is excessive, and cause this first and second bearing 21a, 22a when filling, can't precisely hyte to be gone into, when this wheel 10a when turn is used, then can produce axial vibrations or rock, get off for a long time, this axle 30a then can wear and tear and make this wheel 10a produce S shape shaking phenomenon when turn, and normotopia turn can't make wheel 10a turn the time.

So, at the existing problem of above-mentioned existing structure, how to develop a kind of innovation structure of better practicality, be to use the ardent hope of customer institute, also be that the relevant technologies personnel must make great efforts target and the direction that research and development break through.

The utility model content

At above-mentioned deficiency, the utility model main purpose provides a kind of wheel anti-rock structure, at the existing a large amount of ejection formation manufacturings of existing wheel structure, and should install first, first of two bearings, the filling degree of precision deficiency of two accommodation spaces, Chang Yinqi first, the axial depth of two accommodation spaces is excessive, and cause this first, two bearings can't precisely be gone into hyte when filling, when this wheel when turn is used, then can produce axial vibrations or rock, get off for a long time, this axle then can be worn and torn and be made this wheel produce S shape shaking phenomenon when turn, and normotopia turn problem is improved breakthrough can't make the wheel turn time.

For achieving the above object, wheel anti-rock structure of the present utility model mainly is to utilize the two side faces middle position of a wheel to be formed with first accommodation space and second accommodation space respectively, this clutch shaft bearing correspondence is mounted in first accommodation space of aforementioned wheel, and this second bearing correspondence is mounted in second accommodation space of aforementioned wheel, this elastic top support member is ccontaining relatively to stay between the clutch shaft bearing and second bearing, make wheel and first, two bearings are able to operating stably and be difficult for produce and to rock, and this axle is worn the group clutch shaft bearing in regular turn, the elastic top support member, the wheel and second bearing, and utilize positioning piece and make aforesaid each parts be able to relatively group constitutes one.

Adopt above-mentioned wheel anti-rock structure, the active position that can adjust this first and second bearing reaches stable and is difficult for producing the effect of rocking, and innovation unique design of the present utility model contrast background technology can reach the practical improvement that quality improves.

Description of drawings

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail:

Shown in Figure 1 is the enforcement illustration of existing wheel structure.

Fig. 2 is the combination stereogram of the utility model wheel anti-rock structure.

Fig. 3 is the exploded perspective view of the utility model wheel anti-rock structure.

Fig. 4 is the view sub-anatomy of the utility model wheel anti-rock structure.

Fig. 5 is the assembled sectional view of the utility model wheel anti-rock structure.

Fig. 6 is that first of the utility model wheel anti-rock structure is implemented illustration.

Fig. 7 is that second of the utility model wheel anti-rock structure is implemented illustration.

The specific embodiment

See also the preferred embodiment of Fig. 2-the utility model wheel anti-rock structure shown in Figure 7, the utility model embodiment only for the usefulness of explanation, is not subjected to the restriction of this structure in patent application.

At first, as Fig. 2-shown in Figure 5, it comprises:

One wheel 10, the two side faces middle position of this wheel 10 are formed with first accommodation space 11 and second accommodation space 12 respectively, and this aforesaid first and second accommodation space is to utilize a perforation 13 and be interconnected;

One clutch shaft bearing 21, this clutch shaft bearing 21 are that correspondence is mounted in first accommodation space 11 of aforementioned wheel 10;

One second bearing 22, this second bearing 22 are that correspondence is mounted in second accommodation space 12 of aforementioned wheel 10;

One elastic top support member 20, ccontaining relatively staying between the clutch shaft bearing 21 and second bearing 22 can make wheel 10 and first and second bearing be able to operating stably and be difficult for producing and rock;

One supporting body 40, it is formed with an installing space 41, and this installing space 41 just can be installed with aforesaid each parts, and the central desired location in the installing space 41 of this supporting body 40 is formed with the portion 42 that establishes that organizes;

One axle 30 is worn group clutch shaft bearing 21, elastic top support member 20, wheel 10 and second bearing 22 in regular turn, and utilizes positioning piece 31 and make aforesaid each assembly be organized structure relatively to establish portion 42 in the group of aforementioned supporting body 40.

By above-mentioned structure, composition design, be described as follows with regard to usage operation situation of the present utility model:

As shown in Figure 3-Figure 5, earlier this axle 30 is worn in regular turn and organized clutch shaft bearing 21, elastic top support member 20, wheel 10 and second bearing 22, and above-mentioned each parts is placed in the installing space 41 of a supporting body 40, wherein, have one group in the installing space 41 of this supporting body 40 and establish portion 42, go into this group for an end group of this axle 30 and establish portion 42, and utilize positioning piece 31 to make its aforesaid each parts group constitute one; And when these wheel 10 turns, these wheel 10 2 sides install first, two bearings 21,22 by middle ccontaining elastic top support member 20, and make this first, two bearings 21,22 two inboard plane of action are shores configuration relatively, wherein this clutch shaft bearing 21 axle 30 is to the right pushed up the support of pulling, in addition this second bearing 22 to the left the group of supporting body 40 establish portion 42 and be the top support of pulling, the application force that ccontaining elastic top support member 20 is support in the middle of making make this first, two bearings 21,22 stablize normotopia, by adjust this first, two bearings 21,22 active position reaches stable and is difficult for producing the effect of rocking.

First embodiment of the present utility model as shown in Figure 6 can be applied on the suitcase of mobile.

Second embodiment of the present utility model as shown in Figure 7 can be applied on the wheel 10 of tandem wheel.

Supplemental instruction be because it is varied to have the articles for use of wheel 10 structures now, this must statement is that the various articles for use of required assembly that the utility model will be looked technical field or user satisfy various required.

The utility model mainly is to utilize the two side faces middle position of a wheel 10 to be formed with first accommodation space 11 and second accommodation space 12 respectively, these clutch shaft bearing 21 correspondences are mounted in first accommodation space 11 of aforementioned wheel 10, and these second bearing, 22 correspondences are mounted in second accommodation space 12 of aforementioned wheel 10, this elastic top support member 20 is ccontaining relatively to stay between the clutch shaft bearing 21 and second bearing 22, make wheel 10 and first, two bearings 21,22 are able to operating stably and be difficult for produce and to rock, and this axle 30 is worn group clutch shaft bearing 21 in regular turn, elastic top support member 20, the wheel 10 and second bearing 22, and group constitutes one to make aforesaid each parts be able to relatively by positioning piece 31, adjust this first, two bearings 21,22 active position reaches stable and is difficult for producing the effect of rocking, improveing the existing wheel 10a of " background technology " described existing wheel structure with this is a large amount of ejection formation manufacturings, and should install first, two bearing 21a, first of 22a, two accommodation space 11a, the filling degree of precision deficiency of 12a, Chang Yinqi first, two accommodation space 11a, the axial depth of 12a is excessive, and cause this first, two bearing 21a, 22a can't precisely go into hyte when filling, when this wheel 10a when turn is used, then can produce axial vibrations or rock, get off for a long time, this axle 30a then can wear and tear and make this wheel 10a produce S shape shaking phenomenon when turn, and the problem of normotopia turn can't make wheel 10a turn the time reaches the practical improvement that quality improves.

What the foregoing description disclosed is to specify of the present utility model, though and describe through specific term in the literary composition, can not limit scope of patent protection of the present utility model with this; Be familiar with these those skilled in the art and can after understand spirit of the present utility model and principle, change and revise and reach equivalent purpose, and these changes and modification all should be covered by the claim scope and define in the category it.

Claims

1. wheel anti-rock structure is characterized in that: comprising:

One wheel, the two side faces middle position of this wheel is formed with first accommodation space and second accommodation space respectively, and this aforesaid first and second accommodation space utilizes a perforation and is interconnected;

One clutch shaft bearing, this clutch shaft bearing correspondence are mounted in first accommodation space of aforementioned wheel;

One second bearing, this second bearing correspondence is mounted in second accommodation space of aforementioned wheel;

One elastic top support member, its ccontaining relatively staying between the clutch shaft bearing and second bearing makes wheel and first and second bearing be able to operating stably and be difficult for to produce and to rock;

One supporting body, this supporting body are provided with a side of aforementioned each parts, and this desired location is provided with group and establishes portion;

One axle, it wears group clutch shaft bearing, elastic top support member, wheel, one second bearing and a supporting body in regular turn, and utilizes positioning piece and make aforesaid each assembly be able to the structure that group relatively constitutes one.

2. according to the described wheel anti-rock of claim 1 structure, it is characterized in that: described this supporting body can be the wheel carrier of suitcase.

3. according to the described wheel anti-rock of claim 1 structure, it is characterized in that: described this supporting body can be the wheel carrier of tandem wheel.