CN1458000A

CN1458000A - Castor

Info

Publication number: CN1458000A
Application number: CN 02120250
Authority: CN
Inventors: 李玉文
Original assignee: HANYAO INDUSTRY Co Ltd
Current assignee: HANYAO INDUSTRY Co Ltd
Priority date: 2002-05-17
Filing date: 2002-05-17
Publication date: 2003-11-26

Abstract

The castor includes one turning assembly, one wheel with roller bearing inside casing, and protecting covers on two sides of the wheel and screwed to the turning assembly. The turning assembly includes one portal frame, one roller bearing, one top part and one positioning member, and the portal frame is provided with through hole for holding the roller bearing and the top part. Owing to the roller bearing, the castor has relatively high stability.

Description

Castor

Technical field

The present invention relates to the wheel installed on other article that a kind of hand barrow maybe need move.

Technical background

General common caster wheel extensively applies to all types of go-carts maybe need be possessed on the suitable ambulant article utensil, this kind commonly used its common composition structure of caster wheel and is mounted on article utensil place nothing more than establishing frame plate with one group, and make a wheel body group establish stand in be pivoted wheel body and form in the wheel body opposite end and to be installed with the hole of an end, must make a metal balls bearing must cooperate a key be mounted on the wheel body group establish stand be installed with the hole and the group establish between the root edge of frame plate, so, this kind commonly used castor when reality is used, it but often infiltrates the inner metal matter portion corrosion that causes this metal balls bearing because of moisture content, and then cause this kind to commonly use castor when turning to, to produce noise, and be generally lubricated this kind and commonly use castor and lie in the inner oil plant that injects; So, though this lube stock can be commonly used castor to this kind and produce lubricating effect minimizing noise, but might cause the leak outside situation of contaminated environment of this lube stock in the future to take place, therefore, how to improve its structure, so that this castor is more stablized when turning to is smooth and easy, the issuable member of inner institute damages because of moisture content infiltrates can to stop castor simultaneously again, and real institute's hope for the user reaches the target that the required effort of industry of being correlated with is researched and developed.

In view of this, the contriver this in manufacturing development and the design experiences of being engaged in Related product for many years, at above-mentioned target, in detail design and scrupulous assessment back eventually the present invention of a true tool practicality.

Summary of the invention

Main purpose of the present invention ties up to provides a kind of castor, it is to establish an axial region that is mounted on this runner after having the runner of cylindrical bearing and making this cylindrical bearing be located in a clamshell by a steering assembly in the appropriate location group, establish protecting cover and wear the pivot group in the steering assembly place in two side covers of this runner again with a suitable bolt, wherein, this steering assembly system includes the main body that is installed with that without exception is the  type, one cylindrical bearing, establish a head part and a location member for one group, and this is installed with main body has the retaining edge again in top formation one ccontaining through hole, and make in this ccontaining through hole can appearance group cylindrical bearing and group establish head part, multiple group setting position member utilizes a suitable screw to wear the location group again in retaining edge bottom and establishes head part and align member, by this, make this castor system can utilize this cylindrical bearing to reach preferable degree of stability in the use, can effectively avoid castor to infiltrate moisture content simultaneously again and cause to get rusty and produce the Practical Benefit of noise.

The object of the present invention is achieved like this:

A kind of castor, it is characterized in that: it is to establish a runner with cylindrical bearing by a steering assembly in the appropriate location group, and make this cylindrical bearing be located in the axial region that is mounted on this runner behind the clamshell, establish protecting cover and wear the pivot group in the steering assembly place in two side covers of this runner again with a suitable bolt, wherein, this steering assembly includes:

One ccontaining main body, it is generally to be made as  word shape external form, and must with runner mutually the pivot group and make its top form suitable ccontaining through hole in  type opening part, be to convex with the retaining edge in the ccontaining through hole simultaneously;

One cylindrical bearing, its cording have most rollers to be periphery to be mounted in the retainer, and this cylindrical bearing system can be mounted in the ccontaining through hole that is installed with main body;

Establish head part for one group, it lies in end face and forms the portion that sets firmly, and sets firmly portion's root edge in this and extend to form downwards and have the portion that sets that wears through hole and set mutually with cylindrical bearing and wear group;

One location member, its cording has the suitable conical surface and to wear through hole, and must be in this conical surface wear through hole most rollers that are periphery, and this align member is mounted on the retaining edge bottom in ccontaining this hole with its conical surface position, it wears this through hole and establishes the through hole that wears of head part with respect to group with season, and can utilize a suitable screw to wear this group of location and establish head part and align member.And

Setting of the roller of this cylindrical bearing and retainer is to can be most rollers to be periphery and to be mounted on the retainer outside, and side is level and smooth through hole within the retainer;

Setting of the roller of this cylindrical bearing and retainer is to can be most rollers to be periphery and to be mounted on retainer inside, and the retainer outside is level and smooth periphery.

Good effect of the present invention is:

Composition by above-mentioned member, this Castor structure system can utilize this cylindrical bearing to reach and use upward preferable degree of stability, utilizing this cylindrical bearing simultaneously is industrial rubber, the moulding of plastic cement institute, therefore has more the Practical Benefit that can effectively avoid castor to infiltrate moisture content and cause the generation noise that gets rusty;

When the present invention when using, it is that the portion of setting firmly that can the utilization group establishes head part organizes admittedly in appropriate position, article bottom, then these article promptly have suitable movability, move when desiring to turn to by runner when these article again, this is installed with main body is to establish head part through group to match with cylindrical bearing to set portion, and then system's formation contacts its degree of stability of increase with the roller wire when mobile turning to, this align member lies in and has the conical surface position roller that is periphery again, roller and roller system rolls simultaneously and gets the friction that effectively reduces between member when runner turns to, therefore more quiet durable when walking, and do not have the situation generation that lube stock pollutes.

Description of drawings

Fig. 1 stereo appearance figure of the present invention;

Fig. 2 exploded perspective view of the present invention;

Fig. 3 cutaway view of the present invention;

Fig. 4 embodiments of the invention figure. The piece number explanation

Steering assembly 10 is installed with main body 11 ccontaining through holes 111

Cylindrical bearing 12 rollers 121 retainers 122

Group is established head part 13 and is set firmly portion 131 and wear through hole 132,141

Set portion's 133 align members, 14 rollers 142

Runner 20 cylindrical bearings 21 clamshells 22

Protecting cover 23 bolts 30 screws 31

The specific embodiment

Now cooperate as detailed description of following diagram as back:

At first, cooperate and consult shown in Fig. 1,2,3, a kind of castor of the present invention, it is to establish a runner 20 with cylindrical bearing 21 by a steering assembly 10 in the appropriate location group, and making this cylindrical bearing 21 is to be located in the axial region that is mounted on this commentaries on classics synthetic fibre 20 behind the clamshell 22, establish protecting cover 23 and wear the pivot group in steering assembly 10 places with a suitable bolt 30 in two side covers of this runner 20 again, wherein, these steering assembly 10 main systems include:

One ccontaining main body 11, it is generally to be made as  word shape external form, and must with runner 20 mutually the pivot group and make its top form suitable ccontaining through hole 111 in  type opening part, be to convex with retaining edge 112 simultaneously in the ccontaining through hole 111;

One cylindrical bearing 12, its cording have most rollers 121 to be periphery to be mounted in the retainer 122, and to make this cylindrical bearing 12 be can be mounted in the ccontaining through hole 111 that is installed with main body 11;

Establish head part 13 for one group, it lies in end face and forms the portion 131 that sets firmly, and sets firmly portion's 131 root edges in this and extend to form downwards and have the portion that sets 133 that wears through hole 132 and set mutually with cylindrical bearing 12 and wear group;

One location member 14, its cording has the suitable conical surface and to wear through hole 141, and must be in this conical surface wear through hole 141 most rollers 142 that are periphery, and this align member 14 is mounted on retaining edge 112 bottoms of ccontaining through hole 111 with its conical surface position, it wears through hole 141 and wears through hole 132 with respect to what group was established head part 13 with season, and can utilize a suitable screw 31 to wear this group of location and establish head part 13 and align member 14;

Composition by above-mentioned member, this Castor structure system can utilize this cylindrical bearing 12 to reach and use upward preferable degree of stability, utilizing this cylindrical bearing 12 simultaneously is industrial rubber, the moulding of plastic cement institute, therefore has more the Practical Benefit that can effectively avoid castor to infiltrate moisture content and cause the generation noise that gets rusty.

A kind of castor of the present invention, wherein, the roller of this cylindrical bearing 12 121 and setting of retainer 122 are to can be most rollers 121 to be periphery and to be mounted on retainer 122 outsides, then are level and smooth through hole within the retainer 122.

A kind of castor of the present invention, wherein, the roller of this cylindrical bearing 12 121 and setting of retainer 122 are to can be most rollers 121 to be periphery and to be mounted on retainer 122 inside, and the outside of retainer 122 is level and smooth periphery.Use effect that situation and expection reach, advantage explanation as after.

Cooperate and consult Fig. 1,2, shown in 3, when the present invention in when assembling, it is to utilize to be installed with on the retaining edge 112 of main body 11 in ccontaining through hole 111 group and to establish a cylindrical bearing 12 and one group and establish head part 13, set position member 14 in 112 times groups of this retaining edge again, and utilize that a suitable screw 31 wore simultaneously that align member 14 and group establish head part 13 wear through hole 132, in 141, must make this be installed with main body 11 utilizes a bolt 30 to wear pivot group one runner 20, so, when the present invention when using, it is that the portion that sets firmly 131 that can the utilization group establishes head part 13 organizes admittedly in appropriate position, article bottom, then these article promptly have suitable movability, move when desiring to turn to by runner 20 when these article again, this is installed with main body 11 is to establish head part 13 through group to match with cylindrical bearing 12 to set portion 133, and then system's formation contacts its degree of stability of increase with roller 121 wire when mobile turning to, this align member 14 lies in and has the conical surface position roller 142 that is periphery again, be with, when runner 20 turns to roller 121 and roller 142 be roll simultaneously and effectively reduce friction between member, therefore more quiet durable when walking, and do not have the situation generation that lube stock pollutes, in addition, cylindrical bearing 12 of the present invention not only can apply to castor, and it more can be widely used in various common rotating shafts place, effectively is not used the selected caster wheel of person and uses.

Preamble system is that technical characterictic of the present invention carries out specific description at preferred embodiment of the present invention, the personage who only is familiar with this technology is when can the present invention being changed and revise not breaking away under spirit of the present invention and the principle, and these changes with revise, all should be covered by in the category that following claim defines.

In sum, a kind of castor provided by the present invention, it has really reached all purposes of the present invention, the spatial shape of its unitized construction does not see like product, also be not disclosed in this application before, met the regulation of patent law, file an application in the whence in accordance with the law.

Claims

1, a kind of castor, it is characterized in that: it is to establish a runner with cylindrical bearing by a steering assembly in the appropriate location group, and make this cylindrical bearing be located in the axial region that is mounted on this runner behind the clamshell, establish protecting cover and wear the pivot group in the steering assembly place in two side covers of this runner again with a suitable bolt, wherein, this steering assembly includes:

One location member, its cording has the suitable conical surface and to wear through hole, and must be in this conical surface wear through hole most rollers that are periphery, and this align member is mounted on the retaining edge bottom in ccontaining this hole with its conical surface position, it wears this through hole and establishes the through hole that wears of head part with respect to group with season, and can utilize a suitable screw to wear this group of location and establish head part and align member.

2, according to the described castor of claim 1, it is characterized in that: setting of the roller of this cylindrical bearing and retainer is to can be most rollers to be periphery and to be mounted on the retainer outside, and side is level and smooth through hole within the retainer.

3, according to the described castor of claim 1, it is characterized in that: setting of the roller of this cylindrical bearing and retainer is to can be most rollers to be periphery and to be mounted on retainer inside, and the retainer outside is level and smooth periphery.