CN203844930U - Self-speed-limiting electric bicycle for children - Google Patents
Self-speed-limiting electric bicycle for children Download PDFInfo
- Publication number
- CN203844930U CN203844930U CN201420289511.5U CN201420289511U CN203844930U CN 203844930 U CN203844930 U CN 203844930U CN 201420289511 U CN201420289511 U CN 201420289511U CN 203844930 U CN203844930 U CN 203844930U
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- sliding shoes
- vehicle frame
- slide block
- wheel
- rotating shaft
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Abstract
The utility model relates to a bicycle for children, in particular to a self-speed-limiting electric bicycle for children. According to the self-speed-limiting electric bicycle for children, at least four sliders which are perpendicular to the axis of a rotary shaft and can stretch out under the action of centrifugal force are arranged on the rotary shaft, the sliders can rotate around the rotary shaft in the rotating process of the rotary shaft, and the sliders can push sliding shoes to move under the action of centrifugal force; because two sliding shoes are arranged, the two sliding shoes will be spaced by a certain distance after moving, and at least four sliders need to be arranged in order to prevent the sliders from being stuck between the two sliding shoes; due to the structure, before one pair of sliders leave the sliding shoes, the other pair of sliders have entered the space between the sliding shoes, and thus the sliders are prevented from being stuck between the two sliding shoes. The stability performance of a detection device is improved; a control part is driven through the sliding shoes, so that brake pads are controlled to make braking action, the brake pads can act according to the speed of the bicycle, and the safety performance of the self-speed-limiting electric bicycle for children is improved.
Description
Technical field
The utility model relates to child's bicycle, relates in particular to from the electronic child's bicycle of speed limit.
Background technology
Child's bicycle is the one of articles for children, both can be used as children's toy, can also help children for learning to drive bicycle.Child's bicycle generally has less wheel and is provided for respectively keeping two auxiliary wheels of car balance in trailing wheel both sides, and generally also there is brake system with child's bicycle, businessman in when design in order to make child's bicycle there is several functions or to drive for the ease of children, child's bicycle is generally divided into electronic and manual two kinds of patterns, be that under electric model, child's bicycle is by power drives, under manual mode, child's bicycle provides power by children.
Although child's bicycle structure of the prior art is more and more reasonable, safety performance is more and more higher, due to children's the moving velocity that can freely control bicycle, is easy to occur safety misadventure in the time that bicycle speed is too fast; In order further to have improved the safety performance of child's bicycle, Patent document number is: 200720016816.9 disclosed a kind of auto speed limiting safety installation for bicycles, comprise rim, bearing, spoke and vehicle frame, fixed cylinder cylinder on spoke, cylindrical drum internal storage metal ball; Vehicle frame lower surface is pasted elasticity brake rubber, and rubber is connected by bracing wire with metal ball; Baffled near two ends punishment in cylindrical drum; The extreme length of bracing wire is less than the maximum distance of elasticity brake rubber to rim.After when specific works, rim rotates, the metal ball that is fixed on the cylindrical drum inside on spoke is subject to centrifugal action, motion laterally, and along with the increase of rim rotating speed, centnifugal force is increasing, because metal ball is connected with the bracing wire of brake rubber, therefore in the time that the suffered centnifugal force of metal ball is excessive, can drives brake rubber bending to the inside, and finally lean against rim outside face, form larger friction force, reduce rim velocity of rotation; The disclosed technical scheme of this patent is utilized the centrifugal force controlled rubber action of bicycle, increasing friction force limits the speed of car, but the disclosed technical scheme of this patent has the following disadvantages, because rubber is connected with metal ball by bracing wire, metal ball is arranged on wheel, and wheel is need to be rotating, therefore, bracing wire is easy to be wrapped on wheel, cause rubber misoperation or damage bracing wire, and the disclosed technical scheme of this patent carries out immediately brake operation in the time of car excessive velocities, easily make children's fear, poor safety performance.
Summary of the invention
The utility model provide from the electronic child's bicycle of speed limit, be intended to overcome that perambulator speed-limit device in prior art is simple in structure, the deficiency of poor safety performance.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: from the electronic child's bicycle of speed limit, vehicle frame and be arranged on the wheel on vehicle frame, between described vehicle frame and wheel, be provided with the detecting device for detection of the speed of a motor vehicle, on described vehicle frame, be also provided with the speed reduction gearing for wheel is slowed down, described speed reduction gearing comprises the brake facing that is arranged on vehicle frame and for making brake facing leave the brake spring of wheel wheel when the normality, described brake facing is arranged on vehicle frame by support, described support is rotationally connected and is arranged on vehicle frame, described support one end is provided with the groove for being arranged on brake facing, the described support other end is provided with the control part that carries out brake operation for controlling brake facing,
Described detecting device comprises the rotating shaft being driven by wheel, described rotating shaft is rotationally connected and is arranged on vehicle frame, described rotating shaft is provided with at least four slide blocks vertical with shaft axis and that can stretch out under centrifugal action, between described slide block and rotating shaft, be also provided with the retracing spring for slide block is shunk under normal conditions, between described slide block and control part, be provided with the control box for moving by slider-operated control part, described control box comprises two sliding shoes that are slidably arranged on vehicle frame, described sliding shoes comprises the slideway for coordinating with slide block, on described sliding shoes, be also provided with for guide rail, described vehicle frame is provided with the guide groove suitable with guide rail, between described guide rail and guide groove, be also provided with the sliding shoes spring for sliding shoes is resetted.
As preferably, described rotating shaft is provided with the gear rotating for drive shaft, described wheel is provided with the gear ring suitable with gear, by gear being set in rotating shaft and the gear ring engaging with tooth axle being set on wheel, because the transmitting ratio of gear and gear ring is accurate, therefore, gear coordinates the accuracy of detection that has improved detecting device with gear ring.
As preferably, described rotating shaft is provided with the runner contacting with wheel, on described runner, be also provided with the rubber ring for increasing friction force between runner and wheel, on the outside face of described rubber ring, be also provided with netted decorative pattern, rotate by making runner and wheel contact drive shaft, when wheel drives rotating shaft to rotate, noise is little, in addition, by rubber ring being set on runner and netted decorative pattern being set on rubber ring, the friction force of rubber ring and wheel increases, and has improved the accuracy of detection of detecting device.
As preferably, on described slide block, be also provided with the spherical portion for reducing slide block and sliding shoes friction force, described spherical portion is threaded connection and is arranged on slide block, the diameter of described spherical portion is greater than the diameter of slide block, by spherical portion is set, friction mode between slide block and sliding shoes is some friction, reduce the friction force between slide block and sliding shoes, enter face and reduced the wearing and tearing between slide block and sliding shoes, extend the service life of slide block and sliding shoes, in addition, two sliding shoes need to separate a segment distance under the effect of slide block, can anti-limited slip block be stuck on sliding shoes and cause wheel stuck by spherical portion is set, improve the safety performance from the electronic child's bicycle of speed limit.
As preferably, between described rotating shaft and vehicle frame, be also provided with the antifriction-bearing box for reducing friction force between rotating shaft and vehicle frame, by antifriction-bearing box is set, reduce the wearing and tearing between vehicle frame and rotating shaft, extend the service life of vehicle frame and antifriction-bearing box.
The utility model provide from the electronic child's bicycle of speed limit, tool has the following advantages: by least four slide blocks vertical with shaft axis and that can stretch out under centrifugal action are set in rotating shaft, rotating shaft slide block in rotation process can rotate around the shaft, under the effect of centnifugal force, slide block can promote sliding shoes and move, because sliding shoes has two, after moving, two sliding shoes can keep at a certain distance away, for anti-limited slip block is stuck between two sliding shoes, therefore need to arrange at least four slide blocks, when this structure makes that wherein a pair of slide block does not leave sliding shoes, another has entered sliding shoes to slide block, anti-limited slip block is stuck between two sliding shoes, improve the stability of detecting device, thereby control brake facing by sliding shoes drive control part and make brake, brake facing can be moved according to the speed of a motor vehicle, improve the safety performance from the electronic child's bicycle of speed limit.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the utility model from the electronic child's bicycle of speed limit,
Accompanying drawing 2 is A place enlarged drawings in accompanying drawing 1,
Accompanying drawing 3 is the utility model another kind of structural representations from the electronic child's bicycle of speed limit,
B place enlarged drawing in accompanying drawing 4 accompanying drawings 3,
Schematic diagram when accompanying drawing 5 is sliding shoes normality,
Schematic diagram when accompanying drawing 6 is the action of sliding shoes control control part.
Detailed description of the invention
Embodiment mono-
Below in conjunction with accompanying drawing, be described further from the electronic child's bicycle of speed limit of the present utility model.As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Fig. 6, from the electronic child's bicycle of speed limit, vehicle frame 1 and be arranged on the wheel 2 on vehicle frame 1, between described vehicle frame 1 and wheel 2, be provided with the detecting device 3 for detection of the speed of a motor vehicle, on described vehicle frame 1, be also provided with the speed reduction gearing 4 for wheel 2 is slowed down, described speed reduction gearing 4 comprises the brake facing 401 that is arranged on vehicle frame 1 and for making brake facing 401 leave the brake spring 402 of wheel wheel 2 when the normality, described brake facing 401 is arranged on vehicle frame 1 by support 403, described support 403 is rotationally connected and is arranged on vehicle frame 1, described support 403 can be connected and is arranged on vehicle frame 1 by bearing pin, for support 403 is arranged conveniently, can be arranged on by bearing pin on vehicle frame 1 at the middle part of support 403, make control part 405 and stop sheet sheet along bearing pin symmetry, described support 403 one end are provided with the groove 404 for being arranged on brake facing 401, described brake facing 401 can be arranged in groove 404 by mode bonding or that screw connects, also can fix brake facing 401 by making groove 404 sidewalls produce plastic deformation, in order to make brake facing 401 brakes steadily, can on brake facing 401, offer some grooves 404, so that brake facing 401 brakes steadily, described support 403 other ends are provided with the control part 405 that carries out brake operation for controlling brake facing 401,
As Fig. 2, shown in Fig. 4, described detecting device 3 comprises the rotating shaft 301 being driven by wheel 2, described rotating shaft 301 is rotationally connected and is arranged on vehicle frame 1, between described rotating shaft 301 and vehicle frame 1, be also provided with the antifriction-bearing box for reducing friction force between rotating shaft 301 and vehicle frame 1, by antifriction-bearing box is set, the wearing and tearing between vehicle frame 1 and rotating shaft 301 are reduced, extend the service life of vehicle frame 1 and antifriction-bearing box, described rotating shaft 301 is provided with at least four slide blocks 302 vertical with rotating shaft 301 axis and that can stretch out under centrifugal action, in described rotating shaft 301, can be provided for holding cavity or the through hole of slide block 302, because slide block 302 is in the effect lower slider of centnifugal force, and then drive control part 405 moves, therefore, slide block 302 only needs under the effect of centnifugal force, to stretch out in the time arranging, under normality effect, shrink, when through hole being set in rotating shaft 301, described slide block 302 can pass completely through through hole, only need slide block 302 can skid off to one end in the time that rotating shaft 301 is rotated, as add the modes such as the weight of weighty slider 302 one end, between described slide block 302 and rotating shaft 301, be also provided with the retracing spring 303 for slide block 302 is shunk under normal conditions, the elastic force of described retracing spring 303 overcomes by centnifugal force, slide block 302 can be stretched, between described slide block 302 and control part 405, be provided with for operate the control box 304 that control part 405 moves by slide block 302, described control box 304 is for sealing slide block 302, in case spline axle 301 high-speed rotaries then the children that damage, described control box 304 comprises two sliding shoes 305 that are slidably arranged on vehicle frame 1, it is described control box 304 is formed for sealing slide block 302 cavity by two sliding shoes 305, described sliding shoes 305 comprises the slideway 306 for coordinating with slide block 302, on described sliding shoes 305, be also provided with for guide rail 307, described vehicle frame 1 is provided with the guide groove 308 suitable with guide rail 307, between described guide rail 307 and guide groove 308, be also provided with the sliding shoes spring 309 for sliding shoes 305 is resetted, the shape of cross section of described guide rail 307 and guide groove 308 is preferentially selected dovetail form, so that sliding shoes 305 can correctly slide on slideway 306.
Optionally, as Fig. 1, shown in Fig. 2, described rotating shaft 301 is provided with the gear 310 rotating for drive shaft 301, described wheel 2 is provided with the gear ring 311 suitable with gear 310, wheel 2 also moves gear ring 311 and turns round together in the time rotating, because gear ring 311 coordinates with gear 310, therefore, gear 310 can drive rotating shaft 301 to rotate, this structure is in order to arrange conveniently, shorten the length of messenger chain, can will in rotating shaft 301, be horizontally set on vehicle frame 1, sliding shoes 305 is slided in the horizontal direction, then drive control part 405 does brake operation, by gear 310 being set in rotating shaft 301 and the gear ring 311 engaging with tooth axle being set on wheel 2, because gear 310 is accurate with the transmitting ratio of gear ring 311, therefore, gear 310 coordinates the accuracy of detection that has improved detecting device 3 with gear ring 311.
Optionally, as Fig. 3, shown in Fig. 4, described rotating shaft 301 is provided with the runner 312 contacting with wheel 2, this structure utilizes the friction force between runner 312 and wheel 2 to make wheel 2 drive rotating shaft 301 to rotate, can reduce noise, on described runner 312, be also provided with the rubber ring 313 for increasing friction force between runner 312 and wheel 2, on the outside face of described rubber ring 313, be also provided with netted decorative pattern, rotate by making runner 312 and wheel 2 contact drive shaft 301, when wheel 2 drives rotating shaft 301 to rotate, noise is little, in addition, by rubber ring 313 being set on runner 312 and netted decorative pattern being set on rubber ring 313, rubber ring 313 increases with the friction force of wheel 2, improve the accuracy of detection of detecting device 3.
Optionally, as Fig. 5, shown in Fig. 6, on described slide block 302, be also provided with the spherical portion 314 for reducing slide block 302 and sliding shoes 305 friction force, described spherical portion 314 is threaded connection and is arranged on slide block 302, the diameter of described spherical portion 314 is greater than the diameter of slide block 302, by spherical portion 314 is set, friction mode between slide block 302 and sliding shoes 305 is some friction, reduce the friction force between slide block 302 and sliding shoes 305, enter face and reduced the wearing and tearing between slide block 302 and sliding shoes 305, extend the service life of slide block 302 and sliding shoes 305, in addition, two sliding shoes 305 need to separate a segment distance under the effect of slide block 302, can anti-limited slip block 302 be stuck on sliding shoes 305 and cause wheel 2 stuck by spherical portion 314 is set, improve the safety performance from the electronic child's bicycle of speed limit.
Technique scheme in use, as Fig. 5, shown in Fig. 6, when normality, slide and under the effect of retracing spring 303, leave sliding shoes 305, now sliding shoes 305 does not contact with control part 405, wheel 2 can normal rotation, in the time of wheel 2 twirl, wheel 2 drives rotating shaft 301 to rotate, the slide block 302 being arranged in rotating shaft 301 stretches out under the effect of centnifugal force, thereby drive sliding shoes 305 to slide, further drive control part 405 to move, complete brake operation, in the time of wheel 2 Speed Reduction, acting on of retracing spring 303, slide block 302 carries out homing action, and then sliding shoes 305 and brake facing 401 reset, wheel 2 can normal rotation, by at least four slide blocks 302 vertical with rotating shaft 301 axis and that can stretch out under centrifugal action are set in rotating shaft 301, rotating shaft 301 slide block 302 in rotation process can 301 rotate around the shaft, under the effect of centnifugal force, slide block 302 can promote sliding shoes 305 and move, because sliding shoes 305 has two, after moving, two sliding shoes 305 can keep at a certain distance away, for anti-limited slip block 302 is stuck between two sliding shoes 305, therefore need to arrange at least four slide blocks 302, when this structure makes that wherein a pair of slide block 302 does not leave sliding shoes 305, another has entered sliding shoes 305 to slide block 302, anti-limited slip block 302 is stuck between two sliding shoes 305, improve the stability of detecting device 3, thereby control brake facing 401 by sliding shoes 305 drive control parts 405 and make brake, brake facing 401 can be moved according to the speed of a motor vehicle, improve the safety performance from the electronic child's bicycle of speed limit.
These are only the preferred embodiment of the present invention, be intended to embody outstanding technique effect of the present invention and advantage, is not the restriction to technical scheme of the present invention.Those skilled in the art will appreciate that all amendments of making based on the technology of the present invention content, variation or substitute technology feature, all should be covered by the technology category of claims opinion of the present invention.
Claims (5)
1. from the electronic child's bicycle of speed limit, vehicle frame (1) and be arranged on the wheel (2) on vehicle frame (1), it is characterized in that: between described vehicle frame (1) and wheel (2), be provided with the detecting device (3) for detection of the speed of a motor vehicle, on described vehicle frame (1), be also provided with the speed reduction gearing (4) for wheel (2) is slowed down, described speed reduction gearing (4) comprises the brake facing (401) that is arranged on vehicle frame (1) and for making brake facing (401) leave the brake spring (402) of wheel wheel (2) when the normality, described brake facing (401) is arranged on vehicle frame (1) by support (403), described support (403) is rotationally connected and is arranged on vehicle frame (1), described support (403) one end is provided with the groove (404) for being arranged on brake facing (401), described support (403) other end is provided with the control part (405) that carries out brake operation for controlling brake facing (401),
Described detecting device (3) comprises the rotating shaft (301) being driven by wheel (2), described rotating shaft (301) is rotationally connected and is arranged on vehicle frame (1), described rotating shaft (301) be provided with at least four with rotating shaft (301) axis slide block vertical and that can stretch out under centrifugal action (302), between described slide block (302) and rotating shaft (301), be also provided with the retracing spring (303) for slide block (302) is shunk under normal conditions, between described slide block (302) and control part (405), be provided with the control box (304) for moving by slide block (302) operation control part (405), described control box (304) comprises two sliding shoes (305) that are slidably arranged on vehicle frame (1), described sliding shoes (305) comprises the slideway (306) for coordinating with slide block (302), on described sliding shoes (305), be also provided with for guide rail (307), described vehicle frame (1) is provided with the guide groove (308) suitable with guide rail (307), between described guide rail (307) and guide groove (308), be also provided with the sliding shoes spring (309) for sliding shoes (305) is resetted.
2. according to claim 1 from the electronic child's bicycle of speed limit, it is characterized in that: described rotating shaft (301) is provided with the gear (310) rotating for drive shaft (301), and described wheel (2) is provided with the gear ring (311) suitable with gear (310).
3. according to claim 1 from the electronic child's bicycle of speed limit, it is characterized in that: described rotating shaft (301) is provided with the runner (312) contacting with wheel (2), on described runner (312), be also provided with the rubber ring (313) for increasing friction force between runner (312) and wheel (2), on the outside face of described rubber ring (313), be also provided with netted decorative pattern.
4. according to claim 1 from the electronic child's bicycle of speed limit, it is characterized in that: on described slide block (302), be also provided with the spherical portion (314) for reducing slide block (302) and sliding shoes (305) friction force, described spherical portion (314) is threaded connection and is arranged on slide block (302) above, and the diameter of described spherical portion (314) is greater than the diameter of slide block (302).
According to described in claim 1 or 2 or 3 from the electronic child's bicycle of speed limit, it is characterized in that: between described rotating shaft (301) and vehicle frame (1), be also provided with the antifriction-bearing box for reducing friction force between rotating shaft (301) and vehicle frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289511.5U CN203844930U (en) | 2014-05-30 | 2014-05-30 | Self-speed-limiting electric bicycle for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289511.5U CN203844930U (en) | 2014-05-30 | 2014-05-30 | Self-speed-limiting electric bicycle for children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203844930U true CN203844930U (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420289511.5U Expired - Fee Related CN203844930U (en) | 2014-05-30 | 2014-05-30 | Self-speed-limiting electric bicycle for children |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203844930U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104085487A (en) * | 2014-05-30 | 2014-10-08 | 长兴俊达塑胶玩具有限公司 | Electric children's bicycle capable of automatic speed limiting |
| CN106493643A (en) * | 2016-12-09 | 2017-03-15 | 重庆平步青云汽车配件有限公司 | A kind of cutting tool for rearview mirror |
| CN107031779A (en) * | 2017-04-10 | 2017-08-11 | 孔金河 | Manual brake operation unit, brake system and mountain bike, bicycle, bicycle |
| CN112758065A (en) * | 2020-12-28 | 2021-05-07 | 榆林神华能源有限责任公司 | A prevent swift current car device and patrol and examine robot for patrolling and examining robot |
-
2014
- 2014-05-30 CN CN201420289511.5U patent/CN203844930U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104085487A (en) * | 2014-05-30 | 2014-10-08 | 长兴俊达塑胶玩具有限公司 | Electric children's bicycle capable of automatic speed limiting |
| CN106493643A (en) * | 2016-12-09 | 2017-03-15 | 重庆平步青云汽车配件有限公司 | A kind of cutting tool for rearview mirror |
| CN107031779A (en) * | 2017-04-10 | 2017-08-11 | 孔金河 | Manual brake operation unit, brake system and mountain bike, bicycle, bicycle |
| CN112758065A (en) * | 2020-12-28 | 2021-05-07 | 榆林神华能源有限责任公司 | A prevent swift current car device and patrol and examine robot for patrolling and examining robot |
| CN112758065B (en) * | 2020-12-28 | 2022-04-26 | 榆林神华能源有限责任公司 | A prevent swift current car device and patrol and examine robot for patrolling and examining robot |
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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: 20140924 Termination date: 20150530 |
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| EXPY | Termination of patent right or utility model |