CN204077239U - A kind of castor - Google Patents
A kind of castor Download PDFInfo
- Publication number
- CN204077239U CN204077239U CN201420511140.0U CN201420511140U CN204077239U CN 204077239 U CN204077239 U CN 204077239U CN 201420511140 U CN201420511140 U CN 201420511140U CN 204077239 U CN204077239 U CN 204077239U
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- China
- Prior art keywords
- shell fragment
- directed
- brake
- support
- castor
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- Expired - Fee Related
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Abstract
A kind of castor, include to the support of under shed, rolled by wheel shaft the scroll wheel being connected to support bottom and the castor installation component be vertically rotationally connected by steering shaft and support, be provided with brake axle and the shell fragment axle that is crossed support being positioned on the support above scroll wheel, this brake axle is equipped with the braking vane that can swing around it, described shell fragment axle is provided with and is used for respectively controlling directed shell fragment that is directed and that brake and brake shell fragment, described directed shell fragment and brake shell fragment are positioned at the bottom of braking vane; Be provided with the directed boss and brake boss that press to directed shell fragment and brake shell fragment when trampling respectively bottom described braking vane, between the bottom of described castor installation component and directed shell fragment upper end, make scroll wheel directional running by card slot type directive texture.The utility model can realize effect that is directed and brake simultaneously.
Description
Technical field
The utility model relates to a kind of castor.
Background technology
We know, castor is generally installed in wheelchair or go-cart and uses, and usually can load onto a pair front-wheel and trailing wheel respectively at wheelchair or the forward and backward side of go-cart; Along with castor constantly more new development, orienting device or brake gear can be loaded onto on castor when production castor, like this according to the use habit of people, trailing wheel generally can fill the castor of brake device, front-wheel can fill the castor of band orienting device, in use, just can realize orientation by the orienting device of front-wheel, the brake gear of trailing wheel realizes brake; Can find out, current this kind of castor or only have single brake gear, only has single orienting device, this castor is installed to after in wheelchair or go-cart, because trailing wheel cannot be directed, when beeline channel promotes, trailing wheel can easily swing, so not steady at walking process, and it can only promote wheelchair or go-cart from trailing wheel over there, inapplicable in some occasions, as go-cart is pushed to narrow place, just cannot direction be turned, go-cart can only be pulled out backward, reverse end for end again to wider place.Meanwhile, for being directional wheel above, after be this kind of wheelchair or the go-cart of brake wheel, sometimes often stay for some time on the slope, at this moment as once loose one's grip, two trailing wheels being merely able to brake just likely there will be tune voluntarily and cause unexpected situation.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of castor that a kind of occasion rational in infrastructure, easy to operate and various is all suitable for.
In order to solve the technical matters of above-mentioned existence, the utility model adopts following technical proposals:
A kind of castor, include to the support of under shed, rolled by wheel shaft the scroll wheel being connected to support bottom and the castor installation component be vertically rotationally connected by steering shaft and support, be provided with brake axle and the shell fragment axle that is crossed support being positioned on the support above scroll wheel, this brake axle is equipped with the braking vane that can swing around it, described shell fragment axle is provided with and is used for respectively controlling directed shell fragment that is directed and that brake and brake shell fragment, described directed shell fragment and brake shell fragment are positioned at the bottom of braking vane; Be provided with the directed boss and brake boss that press to directed shell fragment and brake shell fragment when trampling respectively bottom described braking vane, between the bottom of described castor installation component and directed shell fragment upper end, make scroll wheel directional running by card slot type directive texture.
In the technical scheme to above-mentioned castor, described castor installation component comprise rack-mount surface and lower surface respectively upper wave disk and lower wave disk, cover the cover of dust on upper wave disk top and be located at one between upper wave disk and rack upper surface and between lower wave disk and support lower surface respectively and enclose steel ball and lower steel ball, described upper wave disk, lower wave disk, cover of dust are fixedly connected with by steering shaft.
In the technical scheme to above-mentioned castor, what described card slot type directive texture comprised that the breach be located at bottom lower wave disk is located at directed shell fragment upper end presses down the projection that can be stuck in after directed shell fragment makes it up to swing in breach when braking vane.
In the technical scheme to above-mentioned castor, described card slot type directive texture comprise be located at boss bottom lower wave disk and be located at directed shell fragment upper end press down the breach that can be stuck in after directed shell fragment makes it up to swing outside boss when braking vane.
Compared with prior art, the beneficial effects of the utility model are: because it can realize effect that is directed and brake simultaneously, just do not need to go differentiation to be front-wheel or trailing wheel specially when being installed to wheelchair or go-cart, directly install, and when linear pushing, front-wheel and trailing wheel can both realize orientation by going to trample braking vane with pin, simply easy to operate, promote more reliable; After being pushed to destination, go to trample braking vane further with pin again and just can realize front-wheel and rear wheel brake, under client need like this on wheelchair or toward in go-cart during handling goods, just very firm, when entering narrow passage like this, just can the direct mistake of people to the another side of go-cart, go-cart is directly released, need not as traditional, first to pull out excessive the reorientating again of rear tune and just to promote afterwards, various different occasion can be useful in; This castor is installed to after in wheelchair or go-cart, stops on the slope, and front and back wheel is directed brake simultaneously, even if at this moment loose one's grip, also there will not be tune voluntarily to cause unexpected situation.
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail:
[accompanying drawing explanation]
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the scheme of installation (looking up direction) of the utility model embodiment;
Fig. 3 is the scheme of installation (overlooking direction) of the utility model embodiment;
Fig. 4 is the cutaway view (active state) of the utility model embodiment;
Fig. 5 is the cutaway view (directed state) of the utility model embodiment;
Fig. 6 is the cutaway view (directed, braking state) of the utility model embodiment.
[detailed description of the invention]
A kind of castor, as Fig. 1, 2, shown in 3, include the support 1 under shed, the scroll wheel 3 being connected to support 1 bottom by wheel shaft 2 rolling and the castor installation component 5 be vertically rotationally connected by steering shaft 4 and support 1, the support 1 be positioned at above scroll wheel 3 is provided with brake axle 6 and shell fragment axle 7 that one is crossed support 1, this brake axle 6 is equipped with the braking vane 8 that can swing around it, described shell fragment axle 7 is provided with and is used for respectively controlling directed shell fragment 9 that is directed and that brake and brake shell fragment 10, described directed shell fragment 9 and brake shell fragment 10 are positioned at the bottom of braking vane 8, be provided with the directed boss 81 and brake boss 82 that press to directed shell fragment 9 and brake shell fragment 10 when trampling respectively bottom described braking vane 8, between the bottom of described castor installation component 5 and directed shell fragment 9 upper end, make scroll wheel 3 directional running by card slot type directive texture.The utility model is free movement state before use, as shown in Figure 4, during use, can according to reality use situation or self need carry out orientation by card slot type directive texture, concrete operations are as follows: tramp with one's feet and step on braking vane 8, braking vane 8 around brake axle 6 to lower swing, at braking vane 8 in the process of lower swing, directed boss 81 bottom it will press to directed shell fragment 9, be in contact with it the directed shell fragment 9 of rear drive around shell fragment axle 7 to lower swing, directed shell fragment 9 upper end is just flapped toward the bottom of castor installation component 5, scroll wheel 3 directional running is made by card slot type directive texture between them, realize the effect of directional running, as shown in Figure 5, continue down to trample braking vane 8, brake boss 82 will press to brake shell fragment 10 and drive it to rotate around shell fragment axle 7 again, until brake shell fragment 10 rearward end is tightly pressed on scroll wheel 3, realizes the effect of braking completely, as shown in Figure 6.Because the utility model can realize effect that is directed and brake simultaneously, just do not need to go differentiation to be front-wheel or trailing wheel specially when being installed to wheelchair or go-cart, directly install, and when linear pushing, front-wheel and trailing wheel can both realize orientation by going to trample braking vane 8 with pin, simply easy to operate, promote more reliable; After being pushed to destination, then going to trample braking vane 8 further with pin and just can realize front-wheel and rear wheel brake, under the client need like this on wheelchair or toward in go-cart during handling goods, just very firm; And when entering narrow passage, just can people's another side of directly going to go-cart directly be released by go-cart, need not as traditional, first will pull out excessive the reorientating again of rear tune just promotes afterwards, can be useful in various different occasion; This castor is installed to after in wheelchair or go-cart, stops on the slope, and front and back wheel is directed brake simultaneously, even if at this moment loose one's grip, also there will not be tune voluntarily to cause unexpected situation.
In the present embodiment, as shown in Figures 1 to 6, described castor installation component 5 comprise be arranged on support 1 upper surface and lower surface respectively upper wave disk 51 and lower wave disk 52, cover the cover of dust 53 on upper wave disk 51 top and be located at one between upper wave disk 51 and support 1 upper surface and between lower wave disk 52 and support 1 lower surface respectively and enclose steel ball 54 and lower steel ball 55, described upper wave disk 51, lower wave disk 52, cover of dust 53 are fixedly connected with by steering shaft 4.
In the present embodiment, as shown in Figure 2, described card slot type directive texture comprise be located at breach bottom lower wave disk 52 521 and be located at directed shell fragment 9 upper end press down the projection 91 that can be stuck in after directed shell fragment 9 makes it up to swing in breach 521 when braking vane 8, like this when stepping on the directed boss of braking vane 8 81 and driving directed shell fragment 9 to lower swing, projection 91 on directed shell fragment 9 will be stuck in the breach 521 bottom lower wave disk 52, such scroll wheel 3 just cannot swing, can only directional running, thus reach directed effect.Breach can certainly be located on directed shell fragment 9, bottom lower wave disk 52, establish boss to realize orientation, that is: described card slot type directive texture comprise be located at boss bottom lower wave disk 52 and be located at directed shell fragment 9 upper end press down the breach that can be stuck in after directed shell fragment 9 makes it up to swing outside boss when braking vane 8.
The utility model by loading onto base plate 20 above cover of dust 53, then can be installed in wheelchair or go-cart by base plate 20.
Although reference above embodiment describes the utility model in detail, but be it will be apparent to one skilled in the art that by the disclosure, when not departing from principle of the present utility model and the scope of described claim restriction, can make a variety of changes the utility model or revise.Therefore, the detailed description of disclosure embodiment is only used for explaining, instead of is used for limiting the utility model, but is defined by the subject-matter of the claims the scope of protection.
Claims (4)
1. a castor, include to the support of under shed, rolled by wheel shaft the scroll wheel being connected to support bottom and the castor installation component be vertically rotationally connected by steering shaft and support, it is characterized in that, be provided with brake axle and the shell fragment axle that is crossed support being positioned on the support above scroll wheel, this brake axle is equipped with the braking vane that can swing around it, described shell fragment axle is provided with and is used for respectively controlling directed shell fragment that is directed and that brake and brake shell fragment, described directed shell fragment and brake shell fragment are positioned at the bottom of braking vane; Be provided with the directed boss and brake boss that press to directed shell fragment and brake shell fragment when trampling respectively bottom described braking vane, between the bottom of described castor installation component and directed shell fragment upper end, make scroll wheel directional running by card slot type directive texture.
2. a kind of castor according to claim 1, it is characterized in that, described castor installation component comprise rack-mount surface and lower surface respectively upper wave disk and lower wave disk, cover the cover of dust on upper wave disk top and be located at one between upper wave disk and rack upper surface and between lower wave disk and support lower surface respectively and enclose steel ball and lower steel ball, described upper wave disk, lower wave disk, cover of dust are fixedly connected with by steering shaft.
3. a kind of castor according to claim 1 and 2, it is characterized in that, what described card slot type directive texture comprised that the breach be located at bottom lower wave disk is located at directed shell fragment upper end presses down the projection that can be stuck in after directed shell fragment makes it up to swing in breach when braking vane.
4. a kind of castor according to claim 1 and 2, it is characterized in that, described card slot type directive texture comprise be located at boss bottom lower wave disk and be located at directed shell fragment upper end press down the breach that can be stuck in after directed shell fragment makes it up to swing outside boss when braking vane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420511140.0U CN204077239U (en) | 2014-09-06 | 2014-09-06 | A kind of castor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420511140.0U CN204077239U (en) | 2014-09-06 | 2014-09-06 | A kind of castor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204077239U true CN204077239U (en) | 2015-01-07 |
Family
ID=52169994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420511140.0U Expired - Fee Related CN204077239U (en) | 2014-09-06 | 2014-09-06 | A kind of castor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204077239U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108297617A (en) * | 2018-04-20 | 2018-07-20 | 太仓兴锋脚轮有限公司 | A kind of castor steps on bar braking system |
| CN109941042A (en) * | 2019-03-07 | 2019-06-28 | 兴锋脚轮(江苏)有限公司 | A kind of cart castor with steering position brake mechanism |
| CN111731036A (en) * | 2020-08-10 | 2020-10-02 | 广州市从化新兴金属(脚轮)制品有限公司 | Damping type truckle |
-
2014
- 2014-09-06 CN CN201420511140.0U patent/CN204077239U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108297617A (en) * | 2018-04-20 | 2018-07-20 | 太仓兴锋脚轮有限公司 | A kind of castor steps on bar braking system |
| CN108297617B (en) * | 2018-04-20 | 2023-12-05 | 太仓兴锋脚轮有限公司 | Caster pedal rod braking system |
| CN109941042A (en) * | 2019-03-07 | 2019-06-28 | 兴锋脚轮(江苏)有限公司 | A kind of cart castor with steering position brake mechanism |
| CN111731036A (en) * | 2020-08-10 | 2020-10-02 | 广州市从化新兴金属(脚轮)制品有限公司 | Damping type truckle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20170906 |