CN203816182U - Anti-reverse roller skate pulley - Google Patents
Anti-reverse roller skate pulley Download PDFInfo
- Publication number
- CN203816182U CN203816182U CN201420194854.3U CN201420194854U CN203816182U CN 203816182 U CN203816182 U CN 203816182U CN 201420194854 U CN201420194854 U CN 201420194854U CN 203816182 U CN203816182 U CN 203816182U
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- CN
- China
- Prior art keywords
- pulley
- roller skate
- bearing
- wheel disc
- reverse roller
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- Expired - Fee Related
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Abstract
The utility model provides an anti-reverse roller skate pulley. The pulley comprises a component rubber ring 1, a wheel disc 2, bearings 3 and a hub, which are available to an existing pulley. The anti-reverse roller skate pulley is characterized in that an overrun clutch 4 is additionally arranged between the bearings 3 at two ends of a hole in the wheel disc; the wheel disc 2 is coated with the rubber ring 1; the overrun clutch 4 ensures one-way relative rotation between the inner layer and the outer layer; the pulley has good bearing property, rotatability and wear resistance by the bearings 3. By adopting the anti-reverse roller skate pulley provided by the utility model, the pulley of an existing roller skate can be conveniently replaced, so that the common roller skate is directly upgraded into the anti-reverse roller skate, the required appearance size can be designed according to the requirements, and the anti-reverse roller skate pulley can be conveniently applied to various new designs.
Description
Technical field
The utility model relates to a kind of pulley of roller skate, especially a kind of pulley of the degeneration-resistant roller skate turning.
Background technology
Roller skate, as a kind of athletic equipment, for a long time popular, and obtained people's extensive recognition and acceptance; But only have a few peoples, dare to put on roller skate walking on street bustling with vehicles, roller skate, as walking-replacing tool on and off duty, out on tours.Reason is that roller skate should not be controlled, and only has minority skidding master-hand, against superb roller skate, controls skill, could on the road of heavy traffic, freely walk.In order to increase the easy control of roller skate, there is in recent years patent to propose to design by the degeneration-resistant roller skate turning of ratchet ratchet, for example:
The campus short distance of the patent publication No. CN203075609U pedal of riding instead of walk, has proposed to prevent with ratchet mechanism the design that pedal slides backward.This design, has made larger change to the structure of existing roller skate, is not easy to accept for being accustomed to the skidding fan of existing roller skate.
In the design of the roller-skates with ratchet of patent publication No. CN202876308U, ratchet wheel used, is comprised of ratchet, rubber ring, ratchet and wheel shaft.The ratchet wheel of design, can prevent that roller skate from sliding backward like this, and its assembly can be bought from the market, has practicality; But this ratchet wheel is owing to lacking bearing, and cannot as common pulley, have given play to load-bearing, easily rotated texts.
We wish on existing roller skate designing technique basis, and existing pulley is carried out to appropriateness transformation, when increasing its degeneration-resistant turning property, keep the advantages such as the load-bearing of pulley energy, easily rotation, high abrasion resistance, and keep its applicability to general roller skate.
Utility model content
In order to make newly-designed pulley there is degeneration-resistant turning property, and possess with existing pulley in load-bearing, easily rotate and the suitable performance in aspect such as mar proof, the utility model proposes a kind of degeneration-resistant roller skate pulley turning.
The degeneration-resistant roller skate pulley turning of the present utility model, comprise existing pulley assembly wheel disc, bearing, wheel shaft, be characterized in: between the bearing at wheel disc endoporus two ends, increase freewheel clutch, freewheel clutch divides inside and outside two-layer, the inner boundary of its internal layer is used for embedding wheel shaft, its outer field outer boundary is embedded in the inner boundary place of wheel disc endoporus, and freewheel clutch utilizes the engagement of tooth, the wedge action of the engagement of click or ball, voussoir, realizes unidirectional the relatively rotating between ectonexine; Described bearing, minute inside and outside two-layer, the inner boundary of its internal layer is used for embedding wheel shaft, and its outer field outer boundary is embedded in the inner boundary place of wheel disc endoporus, has ball in bearing, makes bearing have load-bearing, easily rotate and mar proof.
The degeneration-resistant roller skate pulley turning of the present utility model, on apparent size, can keep the apparent size of existing pulley, or design as required needed apparent size.
The beneficial effects of the utility model:
The degeneration-resistant roller skate pulley turning of the present utility model, not only there is degeneration-resistant turning property, and possess with existing pulley in load-bearing, easily rotate and the suitable performance in aspect such as mar proof, and it can have the apparent size of common pulley, can replace easily the pulley of existing roller skate, directly common roller skate be upgraded to the degeneration-resistant roller skate turning; Also can design as required specific apparent size, can be conveniently used in all kinds of newly-designed degeneration-resistant roller skate that turn, help newly-designed roller skate to realize the Functional Design of one-way sliding.
Accompanying drawing explanation
Fig. 1 is the plane of pulley.Figure comprises bearing 3 and the freewheel clutch 4 in rubber ring 1, wheel disc 2, wheel disc hole.
Fig. 2 is the schematic diagram of wheel disc endoporus middle (center) bearing and freewheel clutch position.Figure comprises bearing 3, freewheel clutch 4.
Fig. 3 is a kind of schematic diagram of freewheel clutch.Figure comprises skin 5, ratchet 6, internal layer 7, the ratchet 8 of freewheel clutch.
Fig. 4 is a kind of schematic diagram of freewheel clutch.Figure comprises skin 5, internal layer 7 and the ball 9 of freewheel clutch.
The specific embodiment
The degeneration-resistant roller skate pulley turning of the present utility model, comprise existing pulley assembly wheel disc, bearing, wheel shaft, be characterized in: between the bearing at wheel disc endoporus two ends, increase freewheel clutch, freewheel clutch divides inside and outside two-layer, the inner boundary of its internal layer is used for embedding wheel shaft, its outer field outer boundary is embedded in the inner boundary place of wheel disc endoporus, and freewheel clutch utilizes the engagement of tooth, the wedge action of the engagement of click or ball, voussoir, realizes unidirectional the relatively rotating between ectonexine; Described bearing, minute inside and outside two-layer, the inner boundary of its internal layer is used for embedding wheel shaft, and its outer field outer boundary is embedded in the inner boundary place of wheel disc endoporus, has ball in bearing, makes bearing have load-bearing, easily rotate and mar proof.
According to the needs of the apparent size of described pulley, select or design the size of rubber ring, wheel disc, bearing and freewheel clutch.
Embodiment 1:
The degeneration-resistant roller skate pulley turning of the present utility model, mainly comprises three layers of the bearing 3 of rubber ring 1, wheel disc 2, wheel disc endoporus and freewheel clutches 4 etc., as shown in Figure 1.Wherein, rubber ring 1 wraps wheel disc 2; In the endoporus of wheel disc 2, embed two bearings 3 and a freewheel clutch 4.
In wheel disc endoporus, the layout of bearing 3 and freewheel clutch 4 as shown in Figure 2.Wherein, two bearings 3 are positioned at the two ends of wheel disc endoporus, and freewheel clutch 4 is between two bearings 3.
Described bearing, minute inside and outside two-layer, the inner boundary of its internal layer is used for embedding wheel shaft, and its outer field outer boundary is embedded in the inner boundary place of wheel disc endoporus, has ball in bearing, makes bearing have load-bearing, easily rotate and mar proof.
Described freewheel clutch, two-layer inside and outside minute, the inner boundary of its internal layer is used for embedding wheel shaft, its outer field outer boundary is embedded in the inner boundary place of wheel disc endoporus, freewheel clutch utilizes the engagement of click, realizes unidirectional the relatively rotating between ectonexine, as shown in Figure 3.In actual applications, internal layer 7 is fixed in roller skate by wheel shaft, can not rotate; By the engagement of ratchet 7, ratchet 8, outer 5 can only clockwise rotate, and can not rotate counterclockwise.
According to the needs of the apparent size of described pulley, select or design the size of rubber ring, wheel disc, bearing, freewheel clutch, wheel shaft.Relevant cushion rubber, wheel disc, bearing, freewheel clutch, axle set are fitted together, and are exactly the degeneration-resistant roller skate pulley turning of the utility model design.
Embodiment 2:
In embodiment 1, make following change:
Described freewheel clutch, two-layer inside and outside being divided into, as shown in Figure 4.In actual applications, internal layer 7 is fixed in roller skate by wheel shaft, can not rotate; When foreign steamer 9 is clockwise during motion, ball 9 is pulled to interior 7 the pit of taking turns, and foreign steamer 5 can clockwise rotate.When foreign steamer 5 rotates counterclockwise, ball 9 is pulled to the pit of foreign steamer 5, due to the degree of depth of outer 5 depressions, be less than the outstanding height of internal layer, as long as it is suitable that the diameter of ball 9 is selected, ball 9 at this moment just by wedging outer 5 and internal layer 7 between, stop outer 5 to rotate counterclockwise.Thereby realize the degeneration-resistant function turning of pulley of the present utility model.
As embodiment 1 says, described bearing, inside has ball, has guaranteed that pulley of the present utility model has load-bearing, easily rotates and the characteristic such as wear-resistant.
Embodiment 3:
In embodiment 1,2, make following change:
Described bearing, adopts the bearing that does not contain ball.
Claims (2)
1. the degeneration-resistant roller skate pulley turning, comprise existing pulley assembly wheel disc, bearing, wheel shaft, it is characterized in that: between the bearing at wheel disc endoporus two ends, increase freewheel clutch, freewheel clutch divides inside and outside two-layer, the inner boundary of its internal layer is used for embedding wheel shaft, its outer field outer boundary is embedded in the inner boundary place of wheel disc endoporus, and freewheel clutch utilizes the engagement of tooth, the wedge action of the engagement of click or ball, voussoir, realizes unidirectional the relatively rotating between ectonexine; Described bearing, minute inside and outside two-layer, the inner boundary of its internal layer is used for embedding wheel shaft, and its outer field outer boundary is embedded in the inner boundary place of wheel disc endoporus, has ball in bearing, makes bearing have load-bearing, easily rotate and mar proof.
2. the degeneration-resistant roller skate pulley turning as claimed in claim 1, is characterized in that: described bearing is not contain the bearing of ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420194854.3U CN203816182U (en) | 2014-04-21 | 2014-04-21 | Anti-reverse roller skate pulley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420194854.3U CN203816182U (en) | 2014-04-21 | 2014-04-21 | Anti-reverse roller skate pulley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203816182U true CN203816182U (en) | 2014-09-10 |
Family
ID=51471727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420194854.3U Expired - Fee Related CN203816182U (en) | 2014-04-21 | 2014-04-21 | Anti-reverse roller skate pulley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203816182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108014484A (en) * | 2017-12-04 | 2018-05-11 | 东北大学 | A kind of accelerator of roller skate |
-
2014
- 2014-04-21 CN CN201420194854.3U patent/CN203816182U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108014484A (en) * | 2017-12-04 | 2018-05-11 | 东北大学 | A kind of accelerator of roller skate |
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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 |
Granted publication date: 20140910 Termination date: 20190421 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |