CN208655469U - A kind of self-powered key and remote controler - Google Patents
A kind of self-powered key and remote controler Download PDFInfo
- Publication number
- CN208655469U CN208655469U CN201821326541.3U CN201821326541U CN208655469U CN 208655469 U CN208655469 U CN 208655469U CN 201821326541 U CN201821326541 U CN 201821326541U CN 208655469 U CN208655469 U CN 208655469U
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- Prior art keywords
- piezoelectric patches
- self
- key
- elastic component
- powered
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- 230000006698 induction Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 10
- 238000012544 monitoring process Methods 0.000 description 8
- 238000003825 pressing Methods 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/12—Movable parts; Contacts mounted thereon
- H01H13/14—Operating parts, e.g. push-button
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
- H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
Abstract
The utility model discloses a kind of self-powered keys, include shell, the piezoelectric patches positioned at enclosure interior, the pcb board positioned at piezoelectric patches lower part, the top of piezoelectric patches is equipped with elastic component and/or key circuit, piezoelectric patches and pcb board, key circuit are electrically connected, and deformation space is equipped between piezoelectric patches and pcb board.A kind of remote controler is also provided, including above-mentioned self-powered key.It include shell, the piezoelectric patches positioned at enclosure interior, the pcb board positioned at piezoelectric patches lower part by setting, the top of piezoelectric patches is equipped with elastic component, setting button circuit between elastic component and piezoelectric patches, piezoelectric patches and pcb board, key circuit are electrically connected, and deformation space is set between piezoelectric patches and pcb board, forming one kind can self-powered key and the remote controler comprising such key.
Description
Technical field
The utility model relates to key and household appliances technical field, specially a kind of self-powered key and remote controler.
Background technique
As the intelligentized development of household appliances, intelligent remote controller also come into being in recent years, it is widely used in various
Household electrical appliances, such as TV, air-conditioning.Existing intelligent remote controller, their energy source is mostly battery, and the battery in remote controler makes
It is short with the service life, it frequently replaces battery and increases the use cost of user, and increase battery and be discarded in soil, be in water general
The problem of rate, also will cause makes soil lose use value, is contaminated water body.
Utility model content
Technical problem to be solved by the utility model is: a kind of self-powered key and remote controler are provided, to solve to be remotely controlled
Battery is short in device, frequently replaces the problem of battery increases customer using cost.
The utility model is to solve a kind of technical solution that its technical problem provides to be:
A kind of self-powered key, comprising shell, positioned at the piezoelectric patches of the enclosure interior, positioned at the piezoelectric patches lower part
The top of pcb board, the piezoelectric patches is equipped with elastic component and/or key circuit, the piezoelectric patches and the pcb board, the key
Circuit is electrically connected, and deformation space is equipped between the piezoelectric patches and the pcb board.
As an improvement of the above scheme, the top of the piezoelectric patches is equipped with elastic component, and the shell includes upper housing under
Shell, the upper housing and the lower case are clamped.
As a further improvement of the foregoing solution, button cap is installed between the piezoelectric patches and the upper housing, it is described
Button cap is supported with the elastic component.
As an improvement of the above scheme, the elastic component is metal dome.
As a further improvement of the foregoing solution, the portion, bottom centre of the center of the metal dome and the button cap
Position supports.
As an improvement of the above scheme, the elastic component includes return spring and compressed spring, and the return spring is located at
Between the jump bit and the key circuit, the compressed spring is between the jump bit and the button cap.
As a further improvement of the foregoing solution, the jump bit is magnetic conduction jump bit.
As an improvement of the above scheme, the outside of magnetic conduction jump bit is provided with induction coil, and the induction coil is for producing
Raw electric energy.
The utility model also provides a kind of remote controler, including self-powered key described in above-mentioned any one.
The advantageous effects of the utility model are: by be arranged comprising shell, positioned at enclosure interior piezoelectric patches, be located at
The top of the pcb board of piezoelectric patches lower part, piezoelectric patches is equipped with elastic component, setting button circuit between elastic component and piezoelectric patches, piezoelectricity
Piece and pcb board, key circuit are electrically connected, and deformation space are arranged between piezoelectric patches and pcb board, and forming one kind can self-powered
Key and remote controler comprising such key.
Detailed description of the invention
Illustrate the technical scheme in the embodiment of the utility model in order to clearer, it below will be to required in embodiment description
Attached drawing to be used briefly describes.
Fig. 1 is a kind of schematic diagram of embodiment of the utility model；
Fig. 2 is the enlarged drawing in Fig. 1 at A；
Fig. 3 is the schematic diagram of second of embodiment of the utility model；
Fig. 4 is the perspective view of second of embodiment of the utility model；
Fig. 5 is the Local map of key jump bit structure in Fig. 4；
Fig. 6 is the schematic diagram of the third embodiment of the utility model；
Fig. 7 is the electrical block diagram of the utility model piezoelectricity acquisition；
Fig. 8 is the electrical block diagram of the utility model magnetoelectricity acquisition.
Specific embodiment
It is carried out with reference to embodiments with technical effect of the attached drawing to the design of the utility model, specific structure and generation clear
Chu is fully described by, to fully understand the purpose of this utility model, scheme and effect.It should be noted that in the feelings not conflicted
The features in the embodiments and the embodiments of the present application can be combined with each other under condition.Furthermore used in the utility model it is upper,
Under, the descriptions such as left and right be only in opposite figure for each component part mutual alignment relation of the utility model.
The first embodiment:
Fig. 1 is a kind of schematic diagram of embodiment of the utility model, and Fig. 2 is the enlarged drawing in Fig. 1 at A, with reference to Fig. 1 and figure
2, self-powered key includes shell 10, the piezoelectric patches 20 positioned at enclosure interior, the pcb board 30 positioned at 20 lower part of piezoelectric patches, piezoelectricity
The top of piece 20 is equipped with elastic component 40, and piezoelectric patches 20 and PCB plate 30 are electrically connected, and forms a kind of self-powered key.
Shell 10 includes upper housing 11 and lower case 12, and whole upper housing 11 is in cover shape, and centre is provided with installation
Hole 111 is equipped with notch 112 in the edge of upper housing 11.Whole lower case 12 is in cover shape, in the central part of lower case 12
Position is provided with the first accommodating space 121, and the first support frame 122 and the second support frame 123 are equipped in the first accommodating space 121,
First support frame 122 is located at the outside of the second support frame 123.
It is connected with piezoelectric patches 20 on first support frame 122, is equipped with elastic component 40, preferred elasticity on the top of piezoelectric patches 20
Part 40 is metal dome.It is button cap 50 on the top of elastic component 40, bottom and the piezoelectric patches 20 of button cap 50 support, button cap 50
Middle part supported with elastic component 40, button cap 50 is integrally conical from bottom to top.
Pcb board 30 is connected on second support frame 123, the top of pcb board 30 is piezoelectric patches 20, in piezoelectric patches 20 and PCB
Deformation space is equipped between plate 30, for accommodating the deflection of piezoelectric patches 20.
It can be seen from the above, making metal dome by pressing keys cap, deformation occurs, and metal dome and piezoelectric patches support so that pressing
Deformation occurs for electric piece, to produce electricl energy, piezoelectric patches 20 and pcb board 30 and key circuit are electrically connected, and passes through pressing keys cap
50 make key circuit forming circuit realize keypress function.
During a concrete application of above-described embodiment, the energy of about 100uJ can be collected by pressing it every time, its energy
Emit the wireless signal of mono- switching value of 10DBM, realizes 200 meters or so of doorbell, the wireless control of lamp control.
Second of embodiment:
Fig. 3 is second of embodiment schematic diagram of the utility model, and Fig. 4 is the vertical of second of embodiment of the utility model
Body figure, Fig. 5 are the Local map of key jump bit structure in Fig. 4, with reference to Fig. 3 to Fig. 5, second of embodiment and the first implementation
The difference of mode is that the elastic component on 20 top of piezoelectric patches is different with the mode for forcing piezoelectric patches 20 to deform, other structures and first
Kind of embodiment completely just as.The top of piezoelectric patches 20 is equipped with multiple key circuits 70 in the second embodiment, in key
The top setting elastic component 40 and jump bit 80, jump bit 80 of circuit 70 are supported with elastic component 40, and preferred jump bit is rigidity
Jump bit, button cap 50 are located at the outside of elastic component 40 Yu jump bit 80, and elastic component 40 includes return spring 41 and compression bullet
Spring 42, for return spring 41 between jump bit 80 and key circuit 70, compressed spring 42 is located at jump bit 80 and button cap 50
Between.The diameter of preferred return spring 41 is less than the diameter of compressed spring 42, and return spring 41 has more soft reply
Power, so that it is softer when jump bit 80 is contacted with key circuit 70, mitigate because repeatedly pressing, impacting to key circuit 70
Caused by damage, extend the service life of key.
More, the pressure size and acceleration time correlation of the energy that piezoelectric patches generates and pressing, that is, apply
The energy size that power generates determines, since the deformation of piezoelectric patches is apart from limited, can only make in the case where keeping certain pressure
It obtains elastic component and reduces the acceleration time when releasing energy.
When pressing keys cap 50, compressed spring 42 is first compressed, return spring 41 is recompressed, is pressed downward in button cap 50
During, the inclined-plane 43 of 50 side of button cap applies thrust to the support rod 81 for being located at 80 two sides of jump bit, so that support rod
81 are detached from the detent 111 on upper housing 11, and guide groove 112 of the jump bit 80 on upper housing 11 falls to the one of guide groove 112
On the one hand end, is that self gravitation effect falls in the dropping process of jump bit 80, on the other hand releases for return spring 41
Exoergic amount applies acceleration to jump bit 80, and both ways under the driving of active force, jump bit 80, which is realized to fall suddenly, generates wink
Between impact force, act on piezoelectric patches 20, deformation occurs produces electricl energy by impact for piezoelectric patches 20,70 He of switch-on keying circuit
Pcb board 30 realizes keypress function.
During a concrete application of above-described embodiment, about 150uJ can be collected on the piezoelectrics of small area
Energy, although complicated some in structure, volume and reliability be improved significantly.
The third embodiment:
Fig. 6 is the structural schematic diagram of the third embodiment of the utility model, with reference to Fig. 6, the third embodiment and the
The difference of two kinds of embodiments is, jump bit 80 is magnetic conduction jump bit, the exterior circumferential of jump bit 80, upper housing 11 it is outer
Portion is equipped with induction coil, and cutting magnetic induction line is carried out for induction coil 90 when the moment that jump bit 80 is fallen suddenly, generates
Electric current, while jump bit 80 impacts piezoelectric patches 20 and produces electricl energy, guarantee can produce enough electrical energy drives in pressing keys
Pcb board 30 and key circuit work.
During a concrete application of above-described embodiment, kinetic energy ability is increased, after tested, in the base of embodiment 2
The more than enough energy for collecting 300uJ of energy, is applicable to the occasion of more energy on plinth.
The utility model also provides a kind of remote controler including above-mentioned any self-powered key.
It can be seen from the above, the self-powered key and remote controler of the utility model do not need to power using battery, it is environmentally protective.
Fig. 7 is the electrical block diagram of the utility model piezoelectricity acquisition, and Fig. 8 is the circuit of the utility model magnetoelectricity acquisition
Structural schematic diagram, with reference to Fig. 7 and Fig. 8, pcb board 30 includes piezoelectricity Acquisition Circuit 31 and magnetoelectricity Acquisition Circuit 32.Piezoelectricity acquisition electricity
The first accumulator 312 that road 31 includes rectification circuit 311, connect with 311 output end of rectification circuit, with the first accumulator
The voltage monitoring and governor circuit 313 of 312 output end connection, voltage monitoring and governor circuit 313 are also connected with the second energy storage
Circuit 314, the second accumulator 314 is for storing more electric energy, the output end and nothing of voltage monitoring and governor circuit 313
Line transmit circuit 315 connects, for driving radio transmitter 315 to work.Piezoelectricity Acquisition Circuit 31 is for acquiring by piezoelectric patches
Electric energy is temporarily stored into the capacitor in the first accumulator 311 after the rectification of rectification circuit 311 by electric energy caused by deforming
In C12, the voltage at voltage monitoring and the monitoring of governor circuit 313 end capacitor C12 is opened when voltage reaches specified threshold value
Electric energy is stored into the capacitor C11 in the second accumulator 314 by the channel inside IC1, when electricity accumulation is enough, electricity
Pressure monitoring and governor circuit 313 start corresponding circuit, and the data that radio transmitter 315 will acquire acquire out and pass through
No bundle of lines data are sent, and realize the function of remote controler.
Magnetoelectricity Acquisition Circuit 32 include rectification circuit 321, connect with 321 output end of rectification circuit accumulator 322, and
The DC voltage converting circuit 323 of the output end connection of accumulator 322.
Magnetoelectricity Acquisition Circuit 32 is for acquiring the electric energy as caused by jump bit 80 and induction coil 90, rectified circuit
After 321 rectifications, input in the capacitor C10 in accumulator 322, it is defeated after being converted finally by DC voltage converting circuit 323
Electric energy starts corresponding electric energy out.
In the Acquisition Circuit that magnetoelectricity is combined with piezoelectricity, the voltage monitoring of magnetoelectricity Acquisition Circuit and above-mentioned piezoelectricity Acquisition Circuit
It is connected with the input terminal of governor circuit 313, control allotment is carried out by voltage monitoring and governor circuit 313.
Although specifically showing and describing the utility model in conjunction with preferred embodiment, those skilled in the art is answered
This is understood, in the spirit and scope for not departing from the utility model defined by described claims, in form and details
On the utility model can be made a variety of changes, be the protection scope of the utility model.
Claims (10)
1. a kind of self-powered key, it is characterised in that: comprising shell, positioned at the enclosure interior piezoelectric patches, be located at the pressure
The top of the pcb board of electric piece lower part, the piezoelectric patches is equipped with elastic component and/or key circuit, the piezoelectric patches and the PCB
Plate, the key circuit are electrically connected, and deformation space is equipped between the piezoelectric patches and the pcb board.
2. self-powered key according to claim 1, it is characterised in that: the top of the piezoelectric patches is equipped with elastic component, institute
Stating shell includes upper housing and lower case, and the upper housing and the lower case are clamped.
3. self-powered key according to claim 2, it is characterised in that: installed between the piezoelectric patches and the upper housing
There is button cap, the button cap is supported with the elastic component.
4. self-powered key according to claim 3, it is characterised in that: the elastic component is metal dome.
5. self-powered key according to claim 4, it is characterised in that: the center of the metal dome and the key
The bottom center of cap supports.
6. self-powered key according to claim 3, it is characterised in that: further include jump bit, the jump bit with it is described
Elastic component supports, and is installed on the inside of the button cap.
7. self-powered key according to claim 6, it is characterised in that: the elastic component includes return spring and compression bullet
Spring, the return spring between the jump bit and the key circuit, the compressed spring be located at the jump bit with
Between the button cap.
8. self-powered key according to claim 6, it is characterised in that: the jump bit is magnetic conduction jump bit.
9. self-powered key according to claim 8, it is characterised in that: the outside of the magnetic conduction jump bit is provided with induction
Coil, the induction coil is for producing electricl energy.
10. a kind of remote controler, it is characterised in that: including self-powered key described in any one of claim 1-9.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821326541.3U CN208655469U (en) | 2018-08-16 | 2018-08-16 | A kind of self-powered key and remote controler |
| PCT/CN2018/103387 WO2020034263A1 (en) | 2018-08-16 | 2018-08-31 | Self-powered button and remote control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821326541.3U CN208655469U (en) | 2018-08-16 | 2018-08-16 | A kind of self-powered key and remote controler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208655469U true CN208655469U (en) | 2019-03-26 |
Family
ID=65790125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821326541.3U Active CN208655469U (en) | 2018-08-16 | 2018-08-16 | A kind of self-powered key and remote controler |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208655469U (en) |
| WO (1) | WO2020034263A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111681897A (en) * | 2020-06-16 | 2020-09-18 | 西南大学 | Passive wireless mechanical key |
| WO2021147139A1 (en) * | 2020-01-22 | 2021-07-29 | 武文静 | Self-powered key and remote controller |
| WO2024011758A1 (en) * | 2022-07-11 | 2024-01-18 | 箭牌家居集团股份有限公司 | Piezoelectric power generation apparatus and smart home device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114204845A (en) * | 2021-11-15 | 2022-03-18 | 李丽群 | Continuous piezoelectric self-powered remote controller system and operation method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1152290C (en) * | 1998-02-27 | 2004-06-02 | 鸿海精密工业股份有限公司 | Key board |
| CN201048097Y (en) * | 2007-01-16 | 2008-04-16 | 深圳市创荣发电子有限公司 | Keying structure of remote controller |
| CN102854992A (en) * | 2012-09-12 | 2013-01-02 | 北京工业大学 | Self-generating wireless keyboard based on piezoelectric effect |
| CN205405430U (en) * | 2016-01-29 | 2016-07-27 | 华侨大学 | Spontaneous key shelf |
| CN205880818U (en) * | 2016-04-26 | 2017-01-11 | 西南交通大学 | Self -power keyboard |
-
2018
- 2018-08-16 CN CN201821326541.3U patent/CN208655469U/en active Active
- 2018-08-31 WO PCT/CN2018/103387 patent/WO2020034263A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021147139A1 (en) * | 2020-01-22 | 2021-07-29 | 武文静 | Self-powered key and remote controller |
| CN111681897A (en) * | 2020-06-16 | 2020-09-18 | 西南大学 | Passive wireless mechanical key |
| CN111681897B (en) * | 2020-06-16 | 2023-04-25 | 西南大学 | Passive wireless mechanical key |
| WO2024011758A1 (en) * | 2022-07-11 | 2024-01-18 | 箭牌家居集团股份有限公司 | Piezoelectric power generation apparatus and smart home device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020034263A1 (en) | 2020-02-20 |
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