CN205499231U - Bicycle flower -drum brake fixing device - Google Patents
Bicycle flower -drum brake fixing device Download PDFInfo
- Publication number
- CN205499231U CN205499231U CN201620098274.3U CN201620098274U CN205499231U CN 205499231 U CN205499231 U CN 205499231U CN 201620098274 U CN201620098274 U CN 201620098274U CN 205499231 U CN205499231 U CN 205499231U
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- CN
- China
- Prior art keywords
- flower
- brake
- drum
- fixing device
- circular cone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
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Abstract
The utility model discloses a bicycle flower -drum brake fixing device, include: back fork hook claw, center pin and flower -drum barrel, flower -drum barrel cover is established on the center pin, the center pin erects on the fork hook claw of back, be provided with drive scroll cover and brake circular cone on the center pin, the drive scroll cover sets up the both ends at the flower -drum barrel respectively with the brake circular cone, the brake circular cone extends to and is provided with the inclined plane that corresponds with the brake block on the inboard end of flower -drum barrel, the brake circular cone extends to and is provided with a bar -shaped block on the front end in the flower -drum barrel outside, the bar -shaped block middle part is provided with the screw hole that link up the brake circular cone, the body structure is perhaps divided to as an organic wholeization of brake circular cone structure. In this way, bicycle flower -drum brake fixing device, avoided the use of fixed arm, the bar -shaped block of brake on the circular cone is direct to be connected with back fork hook claw, compact structure has avoided the pine of brake circular cone to take off and rotate, the convenience of installation and dismantlement is good.
Description
Technical field
This utility model relates to bicycle art, particularly relates to a kind of flower-drum brake for bicycle fixing device.
Background technology
Bicycle drive shaft, is commonly called as " flower-drum bucket ", is to be set in the bucket connecting spoke outside bicycle shaft, and the two ends of bucket are respectively arranged with the hole of a circle fixed spoke, are similar to the flower-drum struck and gain the name.Being provided with the bearing corresponding with wheel shaft in common bicycle drive shaft, utilize bearing to support the rotation of flower-drum, and partially self car flower-drum can realize brake function, needs to install brake gear in bicycle drive shaft.
Brake gear in partially self car flower-drum needs to use braking cone, and loosening and rotating in order to avoid braking cone, the restriction of braking cone generally uses a fixed arm, fixed arm extends to be connected with vehicle frame outside flower-drum again, in actual application, fixed arm volume is big, installs loaded down with trivial details, poor stability, needs to improve.
Utility model content
This utility model is mainly solving the technical problems that provide a kind of flower-drum brake for bicycle fixing device so that structure is compacter, promotes the fixing convenience of braking cone.
For solving above-mentioned technical problem, the technical scheme that this utility model uses is: provide a kind of flower-drum brake for bicycle fixing device, including: back vent hook, central shaft and flower-drum cylinder, described flower-drum cylinder is set on central shaft, described central shaft bracket is located on back vent hook, driving screw-casing and braking cone it is provided with on described central shaft, described driving screw-casing and braking cone are separately positioned on the two ends of flower-drum cylinder, described braking cone extends to be provided with the inclined-plane corresponding with brake block on the end of side in Decorative drum body, described braking cone extends to be provided with a bar blocks on the front end of the external side of Decorative drum, the screwed hole of through braking cone it is provided with in the middle part of described bar blocks, described braking cone is integrated or Split type structure.
In one preferred embodiment of this utility model, described braking cone is Split type structure, including circular cone, fixed block and clamp nut, described inclined-plane is arranged on circular cone end, described bar blocks is arranged on fixed block end, described circular cone and clamp nut are sequentially fixed on central shaft, and described fixed block is set in outside clamp nut.
In one preferred embodiment of this utility model, the front end of described circular cone is provided with the fixing tooth extended to inside fixed block that a circle is protruding, is provided with the teeth groove corresponding with fixing tooth inside described fixed block.
In one preferred embodiment of this utility model, being provided with clutch conical part in described Decorative drum body, described clutch conical part is threadeded between screw-casing with driving.
In one preferred embodiment of this utility model, it is provided with, in described clutch conical part, the spring extending to braking cone.
In one preferred embodiment of this utility model, in described Decorative drum body, it is provided with the brake block corresponding with inclined-plane.
In one preferred embodiment of this utility model, described clutch conical part front end is provided with the implementation inclined-plane corresponding with brake block end.
In one preferred embodiment of this utility model, described clutch conical part promotes brake block to move forward to inclined-plane when driving screw-casing counter-rotating.
In one preferred embodiment of this utility model, on described brake block arcuate surface, indent is provided with embossing.
In one preferred embodiment of this utility model, in described Decorative drum body, it is provided with the middle pipe corresponding with brake block.
The beneficial effects of the utility model are: a kind of flower-drum brake for bicycle fixing device that this utility model is pointed out, avoid the use of fixed arm, braking cone is directly connected with back vent hook, compact conformation, good looking appearance, firmly installs, it is to avoid the getting loose and rotate of braking cone, transportation stability is high, and the convenience of installation and removal is good.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in this utility model embodiment, in describing embodiment below, the required accompanying drawing used is briefly described, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings, wherein:
Fig. 1 is the structural representation of this utility model a kind of flower-drum brake for bicycle fixing device one preferred embodiment；
Fig. 2 is the structural representation of the braking cone of the integral structure that this utility model a kind of flower-drum brake for bicycle fixing device uses；
Fig. 3 is the structural representation of the braking cone of the Split type structure that this utility model a kind of flower-drum brake for bicycle fixing device uses；
Fig. 4 is the partial exploded view that this utility model a kind of flower-drum brake for bicycle fixing device uses Split type structure braking cone one preferred embodiment.
Detailed description of the invention
Technical scheme in this utility model embodiment will be clearly and completely described below, it is clear that described embodiment is only a part of embodiment of the present utility model rather than whole embodiments.Based on the embodiment in this utility model, all other embodiments that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Referring to Fig. 1 to Fig. 4, this utility model embodiment includes:
A kind of flower-drum brake for bicycle fixing device, including: back vent hook 1, central shaft 2 and flower-drum cylinder 3, described flower-drum cylinder 3 is set on central shaft 2, and described central shaft 2 is erected on back vent hook 1, and two ends nut is fixed.
Driving screw-casing 4 and braking cone 5 it is provided with on described central shaft 2, described driving screw-casing 4 and braking cone 5 are separately positioned on the two ends of flower-drum cylinder 3, described braking cone 5 extends to be provided with the inclined-plane 51 corresponding with brake block on the end inside flower-drum cylinder 3, described braking cone 5 extends to be provided with a bar blocks 53 on the front end outside flower-drum cylinder 3, the screwed hole 52 of through braking cone 5 it is provided with in the middle part of described bar blocks 53, it is provided with the bar-shaped trough corresponding with bar blocks 53 on the back vent hook 1 of side, bar blocks 53 is fixed in bar-shaped trough after installing, avoid the rotation of braking cone 5, structure is compacter, aesthetic property is good.
Described braking cone 5 can be divided into two kinds of structures: integral structure (Fig. 2) and Split type structure (Fig. 3).
As shown in Figure 3, described braking cone 5 uses Split type structure, including circular cone 54, fixed block 55 and clamp nut 56, described inclined-plane 51 is arranged on circular cone 54 end, described bar blocks 53 is arranged on fixed block 55 end, described circular cone 54 and clamp nut 56 are sequentially fixed on central shaft 2, it is to avoid circular cone 54 getting loose in transportation.The front end of described circular cone 54 is provided with the fixing tooth 57 extended to inside fixed block 55 that a circle is protruding, the teeth groove 58 corresponding with fixing tooth 57 it is provided with inside described fixed block 55, described fixed block 55 is set in outside clamp nut 56, fixing tooth 57 and the cooperation of teeth groove 58, the good stability of synchronized links.
Being provided with clutch conical part 6 in described flower-drum cylinder 3, described clutch conical part 6 is threadeded between screw-casing 4 with driving.Drive and be provided with flywheel on screw-casing 4, when running normally, drive screw-casing 4 to drive flower-drum cylinder 3 to rotate forward advance.
Being provided with the spring 61 extending to braking cone 5 in described clutch conical part 6, spring 61 promotes the speed that after braking, clutch conical part 6 resets, it is simple to continue to travel.
The brake block 7 corresponding with inclined-plane 51 it is provided with in described flower-drum cylinder 3, described clutch conical part 6 front end is provided with the implementation inclined-plane corresponding with brake block 7 end, when flywheel inverts, drive screw-casing 4 counter-rotating, described clutch conical part 6 promotes brake block 7 to move forward to inclined-plane 51 when driving screw-casing 4 counter-rotating, and brake block 7 is close to flower-drum cylinder 3 inwall therewith stress.
On described brake block 7 arcuate surface, indent is provided with embossing, is provided with the middle pipe 8 corresponding with brake block 7 in described flower-drum cylinder 3.Middle pipe 8 both can promote the intensity of flower-drum cylinder 3, can carry out and the friction of brake block 7 again, brake, good stability when embossing contacts with brake block 7 under pressure, promotes stability and the ruggedness of brake.
In sum, a kind of flower-drum brake for bicycle fixing device that this utility model is pointed out, the stationarity of braking cone 5 is good, and compact conformation mounts and dismounts relatively convenient, improves the efficiency of production, and brake stability is high, durable in use.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure utilizing this utility model description to be made or equivalence flow process conversion; or directly or indirectly it is used in other relevant technical field, the most in like manner it is included in scope of patent protection of the present utility model.
Claims (10)
1. a flower-drum brake for bicycle fixing device, including: back vent hook, central shaft and flower-drum cylinder, described flower-drum cylinder is set on central shaft, described central shaft bracket is located on back vent hook, it is characterized in that, driving screw-casing and braking cone it is provided with on described central shaft, described driving screw-casing and braking cone are separately positioned on the two ends of flower-drum cylinder, described braking cone extends to be provided with the inclined-plane corresponding with brake block on the end of side in Decorative drum body, described braking cone extends to be provided with a bar blocks on the front end of the external side of Decorative drum, the screwed hole of through braking cone it is provided with in the middle part of described bar blocks, described braking cone is integrated or Split type structure.
Flower-drum brake for bicycle fixing device the most according to claim 1, it is characterized in that, described braking cone is Split type structure, including circular cone, fixed block and clamp nut, described inclined-plane is arranged on circular cone end, described bar blocks is arranged on fixed block end, and described circular cone and clamp nut are sequentially fixed on central shaft, and described fixed block is set in outside clamp nut.
Flower-drum brake for bicycle fixing device the most according to claim 2, it is characterised in that the front end of described circular cone is provided with the fixing tooth extended to inside fixed block that a circle is protruding, is provided with the teeth groove corresponding with fixing tooth inside described fixed block.
Flower-drum brake for bicycle fixing device the most according to claim 1, it is characterised in that be provided with clutch conical part in described Decorative drum body, described clutch conical part is threadeded between screw-casing with driving.
Flower-drum brake for bicycle fixing device the most according to claim 4, it is characterised in that be provided with, in described clutch conical part, the spring extending to braking cone.
Flower-drum brake for bicycle fixing device the most according to claim 4, it is characterised in that be provided with the brake block corresponding with inclined-plane in described Decorative drum body.
Flower-drum brake for bicycle fixing device the most according to claim 6, it is characterised in that described clutch conical part front end is provided with the implementation inclined-plane corresponding with brake block end.
Flower-drum brake for bicycle fixing device the most according to claim 7, it is characterised in that described clutch conical part promotes brake block to move forward to inclined-plane when driving screw-casing counter-rotating.
Flower-drum brake for bicycle fixing device the most according to claim 6, it is characterised in that on described brake block arcuate surface, indent is provided with embossing.
Flower-drum brake for bicycle fixing device the most according to claim 9, it is characterised in that be provided with the middle pipe corresponding with brake block in described Decorative drum body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620098274.3U CN205499231U (en) | 2016-02-01 | 2016-02-01 | Bicycle flower -drum brake fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620098274.3U CN205499231U (en) | 2016-02-01 | 2016-02-01 | Bicycle flower -drum brake fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205499231U true CN205499231U (en) | 2016-08-24 |
Family
ID=56725556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620098274.3U Withdrawn - After Issue CN205499231U (en) | 2016-02-01 | 2016-02-01 | Bicycle flower -drum brake fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205499231U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711724A (en) * | 2016-02-01 | 2016-06-29 | 苏州福而康车料有限公司 | Brake fixing device of bicycle hub |
-
2016
- 2016-02-01 CN CN201620098274.3U patent/CN205499231U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105711724A (en) * | 2016-02-01 | 2016-06-29 | 苏州福而康车料有限公司 | Brake fixing device of bicycle hub |
| CN105711724B (en) * | 2016-02-01 | 2018-06-19 | 苏州福而康车料有限公司 | A kind of flower-drum brake for bicycle fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160824 Effective date of abandoning: 20180619 |