CN204522231U - The roller skate that speed is adjustable - Google Patents
The roller skate that speed is adjustable Download PDFInfo
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- CN204522231U CN204522231U CN201520109595.4U CN201520109595U CN204522231U CN 204522231 U CN204522231 U CN 204522231U CN 201520109595 U CN201520109595 U CN 201520109595U CN 204522231 U CN204522231 U CN 204522231U
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- brake block
- roller skate
- wheel
- adjustable
- speed
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Abstract
The utility model relates to the adjustable roller skate of a kind of speed, comprise the support (1) being located at shoe bottom, support (1) is provided with speed regulating structure and at least two wheels (2), it is characterized in that: speed regulating structure comprises to be located in support (1) and can the brake block (3) of slippage in left-right direction, and in order to drive the drives structure of brake block (3) slippage in left-right direction, brake block (3) is positioned between adjacent two wheels (2), the left and right slippage of brake block (3) can realize the side contact in various degree with wheel (2) described in adjacent two.By the side contact in various degree of wheel described in brake block and adjacent two, and then determine the speed that wheel can roll, final realization is to the adjustment of wheel rolling speed, as both contacts acquire a certain degree, the speed that wheel can be rolled is zero, even if wheel reliablely and stablely remains on the state that braking completely can not be rotated.
Description
Technical field
The utility model relates to a kind of roller skate, particularly relates to the roller skate that a kind of speed is adjustable.
Background technology
Roller skate belongs to outdoor exercises amusement article, and the manned high speed slide of the wheel bottom roller skate can be utilized to carry out amusement exercise, roller skate motion with it recreational and take exercise property perfect adaptation also more and more like by people.Roller skate generally comprises footwear shell and support, wheel is provided with below support, balance control can not be grasped very well for beginner Chang Yin and fall down, for this problem, existing roller skate is all configured with arrestment mechanism (being also braking mechanism) and brakes for temporary brake, to prevent from falling down in sliding, also play safety protection function simultaneously.The brake structure of existing roller skate commonly use for arrange brake shoes in the below at support rear portion, brake shoes is generally the block that quality of rubber materials is made, brake shoes is fixed on the lower edge position, rear end of support, user is as braked, the front end of roller skate then to be allowed to tilt, utilize the frictional resistance between brake shoes and ground to reach the object of braking brake.
As the Chinese utility model patent " the brake shoes assembled configuration of collinear wheel type skating shoes " that a patent No. is ZL98247109.2 (notification number is CN2362544Y), the patent No. is the Chinese utility model patent " a kind of ice skate " of ZL02225234.7 (notification number is CN2528496Y), the patent No. is the Chinese utility model patent " ice skate of improvement " of ZL02236919.8 (notification number is CN2550011Y), the patent No. is the Chinese utility model patent " ice skate brake gear " of ZL200720118906.9 (notification number is CN201012268Y), above patent all discloses similar roller skate brake structure.
For roller-skating beginner, grasp balance particularly important, existing roller skate brake structure needs user to convert pin position brake structure and bottom surface just to be made rubs realize temporary brake, and beginner is difficult to accomplish to convert pin position and easy slideway in unbalanced situation.Namely existing brake structure can only temporary brake, can not wheel be made to remain on application position under the state of constant change of feet position, and existing roller skate does not all possess the adjustable function of sliding speed simultaneously.
Summary of the invention
Technical problem to be solved in the utility model is the roller skate providing a kind of speed adjustable for above-mentioned prior art present situation, this roller skate can make wheel remain on application position under the state of constant change of feet position, can also regulate the speed of the roll-sliding speed of wheel simultaneously.
The utility model solves the problems of the technologies described above adopted technical scheme: the roller skate that a kind of speed is adjustable, comprise the support being located at shoe bottom, described support is provided with speed regulating structure and at least two wheels, it is characterized in that: described speed regulating structure comprises to be located in support and can the brake block of slippage in left-right direction, and in order to drive the drives structure of brake block slippage in left-right direction, described brake block is between adjacent two wheels, and the left and right slippage of brake block can realize the side contact in various degree with wheel described in adjacent two.
In above-mentioned brake block with the contact surface of wheel contacts in the concave surface that mates with the side of wheel.Such contact area that can increase between brake block and wheel, increases frictional force between the two, promotes stepless brake and speed governing effect, also can make the stressed of brake block and wheel evenly, to reduce the wearing and tearing of brake block.
The upper surface of above-mentioned brake block has the gathering sill run through in left-right direction, and the top of support has guiding rib, and described guiding rib is positioned at gathering sill to lead to the left and right slippage of brake block.By coordinating of guiding rib and gathering sill, brake block can not be offset in the process of left and right slippage, play the object of smoothly adjustable-speed and braking.
If brake block is located between two wheels on most limit, so when the pin of user has tilting, make two other wheel of opposite side mainly stressed, so brake block will disappear to the speed governing of roller skate entirety or braking effect, for this defect, above-mentioned brake block is between middle two wheels.Roller skate is in taxiing procedures, the sliding speed of rolling speed to roller skate entirety of middle two wheels has the greatest impact, therefore adjustment is carried out to the rolling speed of middle two wheels roller skate entirety can be made to slide to speed smooth change, under the state rolling speed of middle two wheels being adjusted to zero at speed regulating structure in addition, so whole roller skate is just in on-position all the time, no matter whether the pin of user has tilting, it has at least a wheel to be in on-position, therefore can not there is tilting because of pin, and this braking effect is disappeared.
Above-mentioned drives structure comprises the drive screw supporting in left-right direction and also can rotate around own axes on the bracket, described brake block is provided with threaded perforations, described drive screw passes and is threaded in described threaded perforations, is connected with the turning handle driving drive screw to rotate after the outer end of drive screw passes the sidewall of support.By the rotation of drive screw, according to screw-driven principle, making brake block can left and right slippage slowly, realize the step-less adjustment of brake block, namely by contacting with wheel gradually slow, step-less adjustment being carried out to the rolling speed of wheel.
The outer end of above-mentioned drive screw is fixed with handle set, and described turning handle is rotatably connected on this handle set and can spins upside down.Spinning upside down of handle can realize folding, and when needs rotate drive screw, is overturn downwards by turning handle, is convenient to drive drive screw, under not adjustment state, is upwards overturn by turning handle, handle is not easily interfered with the external world.
The side-walls of above-mentioned support has the depressed part of indent, and described handle set is positioned at this depressed part, and under the resupinate state of turning handle, this turning handle is placed in this depressed part.Such handle set and resupinate handle of making does not expose outside support substantially.
Be embedded with metal insert in above-mentioned brake block, described threaded perforations is arranged on this metal insert.Because the wearability of metal insert is good, the internal thread in metal insert is not easy to wear yet, simultaneously because brake block needs and wheel contacts, metal material should not be adopted to make, pretend as brake block can adopt plastic material to make.Certainly, screwed hole also can be set directly on brake block by backward.
The cross section at the middle part of above-mentioned metal insert becomes polygon, and the left and right sides of metal insert becomes cylindrical.Such metal insert relative brake block that can prevent deflects, and causes drives structure impaired.
Above-mentioned brake block has two pieces, is all arranged on described drive screw, and these two pieces of brake block are energy move toward one another under drive screw drives, to realize the side contact in various degree that is synchronous and wheel described in adjacent two of two pieces of brake block.The rotating speed that two pieces of brake block can change wheel is more fast set, meanwhile, by two pieces of brake block to the CONTACT WITH FRICTION of wheel, makes wheel better be in on-position.
Compared with prior art, the utility model has the advantage of: drive the left and right slippage of brake block to realize the side contact in various degree with wheel described in adjacent two by drives structure, and then determine the speed that wheel can roll, the speed that the larger then wheel of exposure level can roll is slower, final realization is to the adjustment of wheel rolling speed, can not because of roller skate excessive velocities during descending, user uses this roller skate safer.As both contacts acquire a certain degree, the speed that wheel can be rolled is zero, even if wheel reliablely and stablely remains on the state that braking completely can not be rotated, be applicable to practise balance after beginner puts on roller skate, can not slip because of wheel turns, this roller skate is suitable as training footwear and uses, as the user having certain experiences, under wheel is in on-position all the time, can also facilitating going upstairs and going downstairs.
Accompanying drawing explanation
Fig. 1 is the perspective view (turning handle turns over state) of the utility model embodiment;
Fig. 2 is the perspective view after the utility model embodiment removes support;
Fig. 3 is the perspective view (turning handle down turning shape state) of the utility model embodiment;
Fig. 4 is the sectional view of the utility model embodiment;
Fig. 5 is that the A-A of Fig. 4 is to sectional view;
Fig. 6 is the three-dimensional exploded view of the utility model embodiment;
Fig. 7 is that the utility model embodiment adopts two pieces of brake block and perspective view after removing support.
Detailed description of the invention
Below in conjunction with accompanying drawing embodiment, the utility model is described in further detail.
As shown in Fig. 1 ~ 7, it is a preferred embodiment of the present utility model.
The roller skate that speed is adjustable, comprises the support 1 being located at shoe bottom, and footwear body is not display in drawing, support 1 is provided with speed regulating structure and at least two wheels 2, and the general profile of four wheels 2 support 1 that adopts can with reference to existing roller skate.
Speed regulating structure comprises to be located in support 1 and can the brake block 3 of slippage in left-right direction, and in order to drive the drives structure of brake block 3 slippage in left-right direction, brake block 3 is between adjacent two middle wheels 2, the left and right slippage of brake block 3 can realize the side contact in various degree with adjacent two wheels 2, and brake block 3 is synchronously to carry out contacting as the best with two wheels 2.The contact surface 31 contacted with wheel 2 in brake block 3 is in the concave surface mated with the side of wheel 2.The upper surface of brake block 3 has the gathering sill 32 run through in left-right direction, and the top of support 1 has guiding rib 11, and guiding rib 11 is positioned at gathering sill 32 to lead to the left and right slippage of brake block 3.
Drives structure comprises the drive screw 4 being bearing in left-right direction and support 1 also can rotate around own axes, brake block 3 is provided with threaded perforations 71, drive screw 4 passes and is threaded in threaded perforations 71, is connected with the turning handle 5 driving drive screw 4 to rotate after the outer end of drive screw 4 passes the sidewall of support 1.Be embedded with metal insert 7 in brake block 3, threaded perforations 71 is arranged on this metal insert 7.The cross section at the middle part of metal insert 7 becomes polygon, and the left and right sides of metal insert 7 becomes cylindrical.
The outer end of drive screw 4 is fixed with handle set 6 by screw, and turning handle 5 is rotatably connected on this handle set 6 and can spins upside down, and turning handle 5 is flake, and curved, and middle part has U-shaped socket.The side-walls of support 1 has the depressed part 12 of indent, and described handle set 6 is positioned at this depressed part 12, and under the resupinate state of turning handle 5, this turning handle 5 is placed in this depressed part 12.
As shown in Figure 7, certain above-mentioned brake block 3 also can have two pieces, is all arranged on drive screw 4, and these two pieces of brake block 3 can move toward one another under drive screw 4 drives, to realize the synchronous side contact in various degree with adjacent two wheels 2 of two pieces of brake block 3.
The speed regulation process of this roller skate is as follows:
As shown in Figure 3, upset turning handle 5 to level, then this turning handle 5 is rotated, drive screw 4 is driven to rotate, according to screw-driven principle, make brake block 3 can left and right slippage slowly, the left and right slippage of brake block 3 can realize the side contact in various degree with adjacent two wheels 2, and then determine the speed that wheel 2 can roll, this speed is determined by the frictional force size between brake block 3 and wheel 2, brake block 3 contacts tightr with wheel 2, then the speed of wheel 2 rolling is slower, as the Contact of brake block 3 with wheel 2 acquires a certain degree, the speed that wheel 2 can be rolled is zero, even if wheel reliablely and stablely remains on the state that braking completely can not be rotated.
Because brake block 3 can left and right slippage slowly, namely contacted by brake block 3 and wheel 2 gradually slow, realization makes the step-less adjustment of the rolling speed of wheel.This roller skate is applicable to practise balance after beginner puts on roller skate, and can not slip because of wheel turns, and this roller skate is suitable as training footwear and uses, as the user having certain experiences, under wheel is in on-position all the time, and can also facilitating going upstairs and going downstairs.
Although more than describe in detail the preferred embodiments of the present invention, should be expressly understood that, for a person skilled in the art, the present invention can have various modifications and variations.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the roller skate that a speed is adjustable, comprise the support (1) being located at shoe bottom, described support (1) is provided with speed regulating structure and at least two wheels (2), it is characterized in that: described speed regulating structure comprises to be located in support (1) and can the brake block (3) of slippage in left-right direction, and in order to drive the drives structure of brake block (3) slippage in left-right direction, described brake block (3) is positioned between adjacent two wheels (2), the left and right slippage of brake block (3) can realize the side contact in various degree with wheel (2) described in adjacent two.
2. the roller skate that speed according to claim 1 is adjustable, is characterized in that: the contact surface (31) contacted with wheel (2) in described brake block (3) is in the concave surface mated with the side of wheel (2).
3. the roller skate that speed according to claim 1 is adjustable, it is characterized in that: the upper surface of described brake block (3) has the gathering sill (32) run through in left-right direction, the top of described support (1) has guiding rib (11), and described guiding rib (11) is positioned at gathering sill (32) to lead to the left and right slippage of brake block (3).
4. the roller skate that speed according to claim 1 is adjustable, is characterized in that: described brake block (3) is positioned between two middle wheels (2).
5. the roller skate that speed according to claim 1 is adjustable, it is characterized in that: described drives structure comprises the drive screw (4) being bearing in described support (1) in left-right direction and above also can rotating around own axes, described brake block (3) is provided with threaded perforations (71), described drive screw (4) passes and is threaded in described threaded perforations (71), is connected with the turning handle (5) driving drive screw (4) to rotate after the outer end of drive screw (4) passes the sidewall of support (1).
6. the roller skate that speed according to claim 5 is adjustable, it is characterized in that: the outer end of described drive screw (4) is fixed with handle set (6), described turning handle (5) is rotatably connected on this handle set (6) and above can spins upside down.
7. the roller skate that speed according to claim 6 is adjustable, it is characterized in that: the side-walls of described support (1) has the depressed part (12) of indent, described handle set (6) is positioned at this depressed part (12), under turning handle (5) resupinate state, this turning handle (5) is placed in this depressed part (12).
8. the roller skate that speed according to claim 5 is adjustable, is characterized in that: be embedded with metal insert (7) in described brake block (3), and described threaded perforations (71) is arranged on this metal insert (7).
9. the roller skate that speed according to claim 8 is adjustable, is characterized in that: the cross section at the middle part of described metal insert (7) becomes polygon, and the left and right sides of metal insert (7) becomes cylindrical.
10. the roller skate that speed according to claim 5 is adjustable, it is characterized in that: described brake block (3) has two pieces, all be arranged on described drive screw (4), these two pieces of brake block (3) are energy move toward one another under drive screw (4) drives, to realize the side contact in various degree that is synchronous and wheel (2) described in adjacent two of two pieces of brake block (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109595.4U CN204522231U (en) | 2015-02-13 | 2015-02-13 | The roller skate that speed is adjustable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520109595.4U CN204522231U (en) | 2015-02-13 | 2015-02-13 | The roller skate that speed is adjustable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204522231U true CN204522231U (en) | 2015-08-05 |
Family
ID=53736292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520109595.4U Active CN204522231U (en) | 2015-02-13 | 2015-02-13 | The roller skate that speed is adjustable |
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| Country | Link |
|---|---|
| CN (1) | CN204522231U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771895A (en) * | 2015-02-13 | 2015-07-15 | 宁波金峰文体器材有限公司 | Speed-adjustable roller skate |
| CN106113327A (en) * | 2016-08-03 | 2016-11-16 | 平湖市永光机械配件有限公司 | A kind of brake block of fine pulverizer |
| CN112023379A (en) * | 2020-09-15 | 2020-12-04 | 重庆第二师范学院 | Cross-country roller skate with detachable auxiliary brake mechanism |
-
2015
- 2015-02-13 CN CN201520109595.4U patent/CN204522231U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104771895A (en) * | 2015-02-13 | 2015-07-15 | 宁波金峰文体器材有限公司 | Speed-adjustable roller skate |
| CN106113327A (en) * | 2016-08-03 | 2016-11-16 | 平湖市永光机械配件有限公司 | A kind of brake block of fine pulverizer |
| CN112023379A (en) * | 2020-09-15 | 2020-12-04 | 重庆第二师范学院 | Cross-country roller skate with detachable auxiliary brake mechanism |
| CN112023379B (en) * | 2020-09-15 | 2022-05-03 | 重庆第二师范学院 | Cross-country roller skate with detachable auxiliary brake mechanism |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |