CN220430367U - Bicycle warning device at night and bicycle - Google Patents
Bicycle warning device at night and bicycle Download PDFInfo
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- CN220430367U CN220430367U CN202321761352.XU CN202321761352U CN220430367U CN 220430367 U CN220430367 U CN 220430367U CN 202321761352 U CN202321761352 U CN 202321761352U CN 220430367 U CN220430367 U CN 220430367U
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- 239000000919 ceramic Substances 0.000 claims abstract description 55
- 238000010248 power generation Methods 0.000 claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 230000000694 effects Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 206010039203 Road traffic accident Diseases 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 208000002173 dizziness Diseases 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Abstract
The utility model discloses a night warning device for a bicycle and the bicycle, the bicycle comprises a front wheel, a rear wheel and a frame, the frame comprises a front frame and a rear frame, the front wheel is rotated and connected with the front frame, the rear wheel is rotated and connected with the rear frame, the night warning device comprises a transmission power generation unit, a light-emitting unit and a plurality of YAGG fluorescent ceramic blocks, the transmission power generation unit is arranged on a tire shaft of the front wheel and/or the rear wheel, the transmission power generation unit is used for converting mechanical energy into electric energy, the light-emitting unit is arranged on the front frame and/or the rear frame, and the transmission power generation unit is electrically connected with the light-emitting unit; the YAGG fluorescent ceramic units are arranged on spokes of the front wheel and/or the rear wheel, and the light-emitting units and the YAGG fluorescent ceramic units are arranged on the same circle taking the rotation center of the wheel as the circle center. According to the warning device, during riding of a bicycle, the transmission power generation device is used for generating power to enable the luminous unit to illuminate, so that the YAGG fluorescent ceramic blocks are excited to illuminate, and a warning effect is achieved.
Description
Technical Field
The utility model belongs to the technical field of bicycles, and particularly relates to a bicycle night warning device and a bicycle.
Background
In order to make the passing pedestrian and vehicle pay attention to timely avoid when the bicycle runs at night, a reflecting lamp or a reflecting sheet is generally arranged on a rear fender of the bicycle. If there is no good street light at night, the bicycle is almost invisible. The existing reflective sheet on the bicycle can draw attention because the light points are formed by the irradiation of the car light, but a driver only sees a faint and fuzzy bright point on the roadside. Meanwhile, the visual definition of the automobile is far reduced under the condition of rapid movement, and the bicycle on the roadside is easy to see, so that traffic accidents are caused. Most of the reflectors on the market are directly adhered to the frame, and are easy to loosen or fall off in the running process, so that the service life of the reflectors is reduced, and the warning effect is not achieved.
The service life of the reflective sheet is short and the reflective sheet is easy to damage, and the reflective sheet can fall off or break when being slightly collided or scratched, and the reflective sheet has a common night reflective effect. Not only the beauty is affected, but also the reflecting lamp and the reflecting sheet can not fully play the night warning function, and unsafe factors for night driving are brought.
It is therefore desirable to provide a bicycle night warning device that is not only aesthetically pleasing but also more noticeable to the driver of the vehicle.
Disclosure of Invention
Based on the technical problems, the utility model aims to provide a bicycle night warning device and a bicycle. The night warning device for the bicycle provided by the utility model is characterized in that the YAGG fluorescent ceramic blocks are arranged on spokes of wheels, and the transmission power generation device is used for generating power to enable the luminous unit to be luminous so as to excite the YAGG fluorescent ceramic blocks to emit light during riding of the bicycle, so that the bicycle can run to form a more striking light ring, and the YAGG fluorescent ceramic blocks can be excited to emit light during illumination of automobile light during stopping of the bicycle, thereby playing a warning role. Therefore, the bicycle night warning device can be used semi-permanently without using a power supply.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the bicycle comprises a front wheel, a rear wheel and a frame, wherein the frame comprises a front frame and a rear frame, the front wheel is rotationally connected with the front frame, the rear wheel is rotationally connected with the rear frame, the night warning device comprises a transmission power generation unit, a light-emitting unit and a plurality of YAGG fluorescent ceramic units,
the transmission power generation unit is arranged on a tire axle of the front wheel and/or the rear wheel of the bicycle and is used for converting mechanical energy into electric energy, the light-emitting unit is arranged on the front frame and/or the rear frame, and the transmission power generation unit is electrically connected with the light-emitting unit;
the YAGG fluorescent ceramic units are arranged on spokes of the front wheel and/or the rear wheel, and the light-emitting units and the YAGG fluorescent ceramic units are arranged on the same circle taking the rotation center of the wheel as the circle center.
According to a preferred embodiment of the utility model, the transmission power generation unit comprises a magnet and a coil, the coil is arranged on the front frame and/or the rear frame, the magnet is arranged on spokes of the wheel, the coil is connected with the light-emitting unit through a wire, the coil and the magnet are arranged on the same circle taking the rotation center of the wheel as the center of a circle, the magnet rotates in the running process of the wheel, magnetic force lines are cut in a magnetic field formed by the magnet by the coil to generate power, and the coil transmits electric energy to the light-emitting unit through the wire.
In a preferred embodiment of the present utility model, the light emitting unit includes a transparent housing, and a light emitting element, where the light emitting element is disposed in the transparent housing, and the transparent housing is detachably connected to the front frame and/or the rear frame.
In a preferred embodiment of the utility model, the transparent shell is fixed on the front frame and/or the rear frame by a binding band.
In a preferred embodiment of the present utility model, the light emitting element is a blue LED chip.
According to a preferred embodiment of the utility model, the YAGG fluorescent ceramic unit comprises a YAGG fluorescent ceramic block, a fixed transparent block and a plastic transparent shell, wherein the fixed transparent block is fixed on spokes of the front wheel and/or the rear wheel, the YAGG fluorescent ceramic block is fixed on the fixed transparent block, and the plastic transparent shell protects the YAGG fluorescent ceramic block and the fixed transparent block.
According to a preferred embodiment of the utility model, the YAGG fluorescent ceramic blocks are in a cuboid shape, and the YAGG fluorescent ceramic blocks are 15mm long, 15cm wide and 5mm thick.
Based on the same inventive concept, the utility model also provides a bicycle, which comprises the bicycle night warning device.
By adopting the technical scheme, the utility model has the following advantages and positive effects compared with the prior art:
according to the night warning device for the bicycle, the YAGG fluorescent ceramic units are arranged on spokes of wheels, and during riding of the bicycle, the rotary mechanical energy in the driving process of the bicycle is converted into electric energy to generate electricity by the transmission power generation device, so that the luminous units are lightened to excite the YAGG fluorescent ceramic units to emit long-afterglow light, and the bicycle is driven to form a more striking light ring; and during the stop of the bicycle, the YAGG fluorescent ceramic blocks can be excited to emit long-afterglow light when the automobile lights are shining, thereby playing a role in warning. Therefore, the bicycle night warning device can be used semi-permanently without using a power supply.
In addition, the YAGG fluorescent ceramic unit is acid-base resistant, corrosion resistant, long in service life, simple in structure and convenient to install. Because the light that ordinary luminescence unit sent can lead to pedestrian and driver to appear gidding and feel, and the long residual glow that YAGG fluorescence ceramic unit sent is softer to install YAGG fluorescence ceramic unit on the spoke of wheel, can follow the even installation of wheel center circumference, can make the bicycle travel and form comparatively striking ring of light, warning effect is good. Therefore, the utility model solves the problems of low efficiency, short service life and the like of the existing bicycle reflectors in the market, and effectively avoids traffic accidents caused by bicycles at night.
Drawings
FIG. 1 is an overall schematic of the present utility model;
FIG. 2 is a schematic diagram of the power generation of the present utility model;
FIG. 3 is a schematic diagram of a portion of a light emitting unit according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a portion of a YAGG fluorescent ceramic unit according to an embodiment of the utility model.
Reference numerals illustrate: 1-a rear wheel; 2-a rear frame; 3-magnet; 4-coils; 5-YAGG fluorescent ceramic units; 501-YAGG fluorescent ceramic blocks; 502-fixing a transparent block; 503-a plastic transparent shell; 6-a light emitting unit; 601-a light emitting element; 602-a transparent housing; 603-a strap; 7-spokes.
Detailed Description
The utility model provides a bicycle night warning device and a bicycle, which are further described in detail below with reference to the accompanying drawings and the specific embodiments. The advantages and features of the present utility model will become more apparent from the following description.
Example 1
Referring to fig. 1, a bicycle night warning device, the bicycle comprises a front wheel, a rear wheel 1 and a frame, the frame comprises a front frame and a rear frame 2, the front wheel is rotationally connected with the front frame, the rear wheel 1 is rotationally connected with the rear frame 2, the warning device comprises a transmission power generation unit, a light-emitting unit 6 and a plurality of YAGG fluorescent ceramic units 5,
the transmission power generation unit, the luminous light source 6 and the YAGG fluorescent ceramic unit 5 can be arranged at the front wheel of the bicycle, the rear wheel or both the front wheel and the rear wheel, but if the transmission power generation unit, the luminous light source 6 and the YAGG fluorescent ceramic unit are arranged at the front wheel of the bicycle, namely the transmission power generation unit is arranged at the tire shaft of the front wheel, the luminous unit is arranged at the front frame, and the YAGG fluorescent ceramic unit is arranged on the spoke of the front wheel. In this embodiment, the rear wheels are taken as examples.
The transmission power generation unit is arranged on the rear frame 2 of the bicycle, the transmission power generation unit is used for converting mechanical energy into electric energy, the light-emitting unit 6 is arranged on the rear frame 2, the transmission power generation unit is electrically connected with the light-emitting unit 6, for example, the transmission power generation unit is connected with the light-emitting unit 6 through a wire, and the transmission power generation unit and the light-emitting unit 6 can be designed into a whole;
the YAGG fluorescent ceramic units 5 are arranged on spokes 7 of the rear wheel 1, and the light-emitting units 6 and the YAGG fluorescent ceramic units 5 are arranged on the same circle taking the rotation center of the rear wheel 1 as the circle center, so that the light emitted by the light-emitting units 6 can excite the YAGG fluorescent ceramic units 5 to emit long-afterglow light.
During the running of the bicycle, the mechanical energy can be converted into electric energy, so that the light-emitting unit 6 emits light, and the light-emitting unit 6 can activate the YAGG fluorescent ceramic unit 5 to emit long-afterglow light, thereby playing a role in warning; the YAGG fluorescent ceramic unit 5 can be excited to light by other light sources such as street lamps, car lamp headlamps, natural light and the like to play a role in prompting when not riding a bicycle. To achieve a better effect, the YAGG fluorescent ceramic units 5 may be uniformly installed along the circumference of the rotation center of the wheel, thereby forming a light ring.
The transmission power generation unit mainly comprises a magnet 3 and a coil 4 by utilizing the electromagnetic induction principle, wherein the coil 4 is arranged on a front frame and/or a rear frame 2, the magnet 3 is arranged on spokes 7 of a wheel, the coil 4 is connected with a light-emitting unit 6 by a wire, the coil 4 and the magnet 3 are arranged on the same circle taking the rotation center of the wheel as the circle center, the magnet 3 rotates in the driving process of the wheel, the coil 4 cuts magnetic force lines in a magnetic field formed by the magnet 3 to generate power, and the coil 4 transmits electric energy to the light-emitting unit 6 by utilizing the wire.
The light emitting unit 6 includes a transparent housing, a light emitting element 601, the light emitting element 601 is disposed in the transparent housing, and the transparent housing is detachably connected to the rear frame 2.
The transparent shell is fixed on the rear frame 2 through the binding belt 603, so that detachable connection is realized, and the binding belt 603 can be adjusted and can adapt to frames with different diameters. It is of course also possible to use a form of snap-fit or clips or the like to fix the transparent casing to the front and/or rear frame 2, without limitation.
The light-emitting element 601 is preferably a blue light LED chip, and the YAGG fluorescent ceramic unit 5 can realize long-afterglow green fluorescence under the excitation of blue light, and is more obvious at night.
The YAGG fluorescent ceramic unit 5 comprises a YAGG fluorescent ceramic block 501, a fixed transparent block 502 and a plastic transparent shell 503, wherein the fixed transparent block 502 is fixed on the spoke 7 of the rear wheel 1, the YAGG fluorescent ceramic block 501 is fixed on the fixed transparent block 502, and the plastic transparent shell 503 protects the YAGG fluorescent ceramic block 501 and the fixed transparent block 502.
The YAGG fluorescent ceramic block is a fluorescent ceramic material capable of being excited under various light sources and emitting long residual glow, is acid-base resistant, corrosion resistant, not easy to damage and long in service life, and emits green light to weaken the dizziness of pedestrians and drivers caused by common LED light pollution.
Preferably, the YAGG fluorescent ceramic blocks 501 are in a cuboid shape, the YAGG fluorescent ceramic blocks 501 are 15mm long, 15cm wide and 5mm thick, and the warning effect can be realized by taking up little space. The fixed transparent block 502 may be any shape, and it is only necessary to not affect the running of the bicycle.
The bicycle adopted by the embodiment has the night warning effect, external energy is not needed, and the kinetic energy of the rotation of the bicycle wheel is converted into electric energy by using a simple transmission power generation device to generate power, so that the YAGG fluorescent ceramic blocks 501 are excited to emit light. The self-resources are reasonably utilized, the external energy is not occupied, the warning effect can be realized, and the safety of the bicycle driving at night is ensured. In the process that the bicycle does not run, the YAGG fluorescent ceramic blocks 501 can be excited to light by other light sources such as street lamps, car lamp headlamps, natural light and the like, so that a prompting effect is achieved, and the bicycle is prevented from touching a person or a car. And green light emitted by the YAGG fluorescent ceramic blocks 501 can also weaken the dizziness of pedestrians and drivers caused by common LED light pollution.
Example 2
A bicycle comprising the bicycle night warning device of embodiment 1.
The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited to the above embodiments. Even if various changes are made to the present utility model, it is within the scope of the appended claims and their equivalents to fall within the scope of the utility model.
Claims (8)
1. The night warning device for the bicycle comprises a front wheel, a rear wheel and a frame, wherein the frame comprises a front frame and a rear frame, the front wheel is rotationally connected with the front frame, the rear wheel is rotationally connected with the rear frame, the night warning device is characterized by comprising a transmission power generation unit, a light-emitting unit and a plurality of YAGG fluorescent ceramic units,
the transmission power generation unit and the light-emitting unit are both arranged on the front frame and/or the rear frame, the transmission power generation unit is used for converting mechanical energy into electric energy, the light-emitting unit is arranged on the front frame and/or the rear frame, and the transmission power generation unit is electrically connected with the light-emitting unit;
the YAGG fluorescent ceramic units are arranged on spokes of the front wheel and/or the rear wheel, and the light-emitting units and the YAGG fluorescent ceramic units are arranged on the same circle taking the rotation center of the wheel as the circle center.
2. The bicycle night warning device according to claim 1, characterized in that the transmission power generation unit comprises a magnet and a coil, the coil is mounted on the front frame and/or the rear frame, the magnet is mounted on spokes of a wheel, the coil is connected with the light emitting unit through a wire, and the coil and the magnet are on the same circle with the center of rotation of the wheel as a center of circle.
3. The bicycle night warning device of claim 1, wherein the light emitting unit comprises a transparent housing, a light emitting element disposed within the transparent housing, the transparent housing being removably coupled to the front and/or rear frames.
4. A bicycle night warning device in accordance with claim 3 wherein the transparent housing is secured to the front and/or rear frame by straps.
5. The bicycle night warning device of claim 3, wherein the light emitting element is a blue LED chip.
6. The bicycle night warning device of claim 1, wherein the YAGG fluorescent ceramic unit comprises a YAGG fluorescent ceramic block, a fixed transparent block and a plastic transparent shell, the fixed transparent block is fixed on spokes of the front wheel and/or rear wheel, the YAGG fluorescent ceramic block is fixed on the fixed transparent block, and the plastic transparent shell protects the YAGG fluorescent ceramic block and the fixed transparent block.
7. The bicycle night warning device of claim 6, wherein the YAGG fluorescent ceramic block is rectangular parallelepiped in shape, and the YAGG fluorescent ceramic block is 15mm long, 15cm wide and 5mm thick.
8. A bicycle comprising a bicycle night warning device according to any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321761352.XU CN220430367U (en) | 2023-07-06 | 2023-07-06 | Bicycle warning device at night and bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321761352.XU CN220430367U (en) | 2023-07-06 | 2023-07-06 | Bicycle warning device at night and bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220430367U true CN220430367U (en) | 2024-02-02 |
Family
ID=89686479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321761352.XU Active CN220430367U (en) | 2023-07-06 | 2023-07-06 | Bicycle warning device at night and bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220430367U (en) |
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2023
- 2023-07-06 CN CN202321761352.XU patent/CN220430367U/en active Active
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