CN209134223U - A kind of power generator and wireless switching - Google Patents
A kind of power generator and wireless switching Download PDFInfo
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- CN209134223U CN209134223U CN201821351742.9U CN201821351742U CN209134223U CN 209134223 U CN209134223 U CN 209134223U CN 201821351742 U CN201821351742 U CN 201821351742U CN 209134223 U CN209134223 U CN 209134223U
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Abstract
The utility model relates to small power generation field, more particularly to a kind of power generator and wireless switching, a kind of power generator and wireless switching are disclosed, wherein the power generator includes: rocker assembly；Transmission gear comprising speed increasing gear and driving gear, the speed increasing gear are engaged with the rocker assembly, and the driving gear is engaged with the speed increasing gear；Electrification component comprising coil and permanent magnet；Driving gear quick rotation is driven by above-mentioned speed increasing gear, to make to drive gear band moving winding quick rotation between permanent magnet, and then causes the quick variation of coil flux amount, the electric current of generation is big, high-efficient.
Description
Technical field
The utility model relates to small power generation fields, more particularly to a kind of power generator and wireless switching.
Background technique
Power generator usually is set in switch internal in present household radio switch to realize power supply function, conventional electric power generation dress
It sets including coil, iron core and elastic construction, deformation occurs under external force for elastic mechanism, drives magnetic electricity generation module from upper limit
It sets and moves to lower position, change the magnetic flux in magnetic electricity generation module, magnetic electricity generation module is from lower position when external force disappears
Upper limit position is returned to, another power generation is completed at the same time and then reaches generation induced current, reaching makes magnetic electricity generation module generate electricity
The purpose of energy, but inventor is in the process of implementing the utility model, there are following technical problems for the discovery prior art: above-mentioned
For spring during compression and recovery, the variation of coil flux amount is only twice that the electric current of generation is small, low efficiency.
Utility model content
The utility model embodiment is designed to provide a kind of power generator, to solve to generate electricity in existing wireless switching
The electric current that device generates is small, low efficiency technical problem.
In order to solve the above technical problems, the technical solution that the utility model embodiment uses is: rocker assembly；It passes
Moving gear comprising speed increasing gear and driving gear, the speed increasing gear engages with the rocker assembly, the driving gear and
The speed increasing gear engagement；Electrification component comprising coil and permanent magnet, the coil are located in the magnetic field of the permanent magnet,
The driving gear is connected to coil, and perhaps permanent magnet is for driving the coil or permanent magnet rotating, so that the coil
Cut the magnetic field of the permanent magnet.
Wherein, the speed increasing gear includes the first gear wheel and the first pinion gear, and first gear wheel is connected to described
First pinion gear, first pinion gear are engaged with the rocker assembly, and first gear wheel is engaged with the driving gear.
Wherein, the rocker assembly includes rack gear, and the rack gear is engaged with first pinion gear.
Wherein, the driving gear includes the second gear wheel and the second pinion gear, and second gear wheel is connected to described
Second pinion gear, second gear wheel are connected to the coil, and second pinion gear is engaged with first gear wheel.
Wherein, the power generator includes supporting body and resetting apparatus；The rocker assembly includes rotating bar and drive rod,
One end of the rotating bar and the supporting body are rotatablely connected, and one end of the other end and the drive rod is fixed, the drive
Lever is provided with rack gear, and the rack gear is engaged with the speed increasing gear；The resetting apparatus is connect with the rocker assembly, described
Resetting apparatus is used for when the rocker assembly is not by external force, and the rocker assembly is driven to be reset to original position.
Wherein, the resetting apparatus is torque spring；One end of the torque spring is fixed with the supporting body, and another
One end is fixed with the rotating bar.
On the other hand, the utility model also provides a kind of wireless switching, including described in any item power generator.
Wherein, rf transmitter unit；Micro-control unit, output end are connected to the rf transmitter unit；Power management
Unit, output end are connected to the input terminal of the rf transmitter unit and the micro-control unit, the power management
The input terminal of unit is connected to the power generator.
Wherein, the Power Management Unit includes rectification circuit, accumulator and voltage regulator circuit, the rectification circuit it is defeated
Enter end and be connected to the power generator, the output end of the rectification circuit is connected to the input terminal of the accumulator, the storage
The output end of energy circuit is connected to the input terminal of the voltage regulator circuit, and the output end of the voltage regulator circuit is connected to described penetrate
The input terminal of frequency transmitting unit and the micro-control unit.
Wherein, the accumulator includes several electrolytic capacitors.
The beneficial effect of the utility model embodiment is: being in contrast to the prior art, the utility model provides
A kind of power generator and wireless switching, comprising: rocker assembly；Transmission gear comprising speed increasing gear and driving gear, the increasing
Fast gear adaptation is connected to the rocker assembly, and the driving gear adaptation is connected to the speed increasing gear；Magnetic power generator component,
It includes coil and permanent magnet, and the coil is placed between the permanent magnet；The coil is connected to the driving gear.On
It states speed increasing gear and drives driving gear quick rotation, thus make to drive gear band moving winding quick rotation between permanent magnet, into
And causing the quick variation of coil flux amount, the electric current of generation is big, high-efficient.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these are exemplary
Illustrate not constitute the restriction to embodiment, the element in attached drawing with same reference numbers label is expressed as similar member
Part, unless there are special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the structural schematic diagram of the utility model rocker assembly that wherein an embodiment provides；
Fig. 2 is the structural schematic diagram of the utility model resetting apparatus that wherein an embodiment provides；
Fig. 3 is the structural schematic diagram of the utility model transmission gear that wherein an embodiment provides；
Fig. 4 is the structural schematic diagram of the utility model electrification component that wherein an embodiment provides；
Fig. 5 is the electrical block diagram of the utility model wireless switching that wherein an embodiment provides.
Specific embodiment
For the ease of understanding the utility model, with reference to the accompanying drawings and detailed description, the utility model is carried out more
Detailed description.It should be noted that it can be directly in another element when element is expressed " being fixed on " another element
Upper or placed in the middle there may be one or more therebetween elements.When an element is expressed " connection " another element, it can
To be directly to another element or elements placed in the middle there may be one or more therebetween.This specification is used
Term "vertical", "horizontal", "left" and "right" and similar statement for illustrative purposes only.
Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model
The normally understood meaning of the technical staff in art field is identical.Art used in the description of the utility model in this specification
Language is only for the purpose of describing specific embodiments, and is not intended to limitation the utility model.Art used in this specification
Language "and/or" includes any and all combinations of one or more related listed items.
Power generator usually is set in switch internal in present household radio switch to realize power supply function, conventional electric power generation dress
It sets including coil, iron core and elastic construction, deformation occurs under external force for elastic mechanism, drives magnetic electricity generation module from upper limit
It sets and moves to lower position, change the magnetic flux in magnetic electricity generation module, magnetic electricity generation module is from lower position when external force disappears
Upper limit position is returned to, another power generation is completed at the same time and then reaches generation induced current, reaching makes magnetic electricity generation module generate electricity
The purpose of energy, but inventor is in the process of implementing the utility model, there are following technical problems for the discovery prior art: above-mentioned
For spring during compression and recovery, the variation of coil flux amount is only twice that the electric current of generation is small, low efficiency.This is practical
It is novel to provide a kind of power generator, driving gear quick rotation is driven by setting speed increasing gear, to make to drive gear band
Moving winding quick rotation between permanent magnet, and then cause the quick variation of coil flux amount, the electric current of generation is big, high-efficient.
Above-mentioned power generator includes: rocker assembly 2, resetting apparatus 4, transmission gear 6 and electrification component 8, the reset dress
It sets 4 to connect with rocker assembly 2, transmission gear 6 engages connection with rocker assembly 2, and electrification component 8 and transmission gear 6 connect.
Referring to Fig. 1, rocker assembly 2 includes drive rod 22, drive rod 24 and rack gear 26,22 one end of drive rod is equipped with first
Through-hole, resetting apparatus 4 are contained in first through hole, and resetting apparatus 4 is adapted with first through hole；Drive rod 24 is arcuate structure, is driven
Lever 24 is equipped with rack gear 26 towards the side of transmission gear 6, and rack gear 26 is spur rack 26, and the flank profil of rack gear 26 is arc, tooth
Shape angle is 20 °, and in some embodiments, rack gear 26 may be alternatively provided as diagonal-cut rack 26.
Referring to Fig. 2, resetting apparatus 4 is torque spring, torque spring is a kind of more high-accuracy spring-part, torsion
The production of Universal spring machine can be used in spring, and precision is relatively high, and torque spring can generate biggish flexible deformation when loaded, machine
Tool function or kinetic energy are converted into deformation energy, and the deformation of spring disappears and restores after unloading, and can convert mechanical work for deformation
Or kinetic energy.Torque spring includes multiple spring coils 42, fixing end 44 and turning end 46, and multiple spring coils 42 are contained in first through hole, spring
It is provided with a certain distance between circle 42, a certain distance is set between spring coil 42, the friction between spring coil 42 can be reduced, is reduced
The circle number of resistance when rotation, spring coil 42 is arranged according to the width of drive rod 22.
In the present embodiment, torque spring is dextrorotation torsional spring, and outer diameter 2.8mm, 0.9 mm of stainless steel line footpath share 5.5 circles.
Fixing end 44 is set to spring body one end, and turning end 46 is set to the spring body other end；One end of fixing end 44 and drive rod 24
Fixed, turning end 46 and load-bearing part are rotatablely connected, and load-bearing part is structural housing.In use, it is pressed in rocker assembly 2
When forcing contracting, since the fixing end 44 of torque spring is fixedly connected with the drive rod 22 of rocker assembly 2, so torque spring with shake
Bar assembly 2 synchronizes stress, and rocker assembly 2 moves to position after stress by stress front position, torque spring also stress twist compression,
When pressure disappears on rocking bar, under the influence of spring force, 2 automatic rebounding of rocker assembly to original position.
Referring to Fig. 3, transmission gear 6 includes speed increasing gear and driving gear, speed increasing gear is engaged with rocker assembly 2, is driven
Moving gear is engaged with speed increasing gear.
Speed increasing gear includes the first gear wheel 64 and the first pinion gear 62, and 64 axis connection of the first gear wheel is in the first pinion gear
62, the first pinion gear 62 is ratcheting in rack gear 26, and the first gear wheel 64 is ratcheting in driving gear.In this embodiment, the first gear wheel
64 and first pinion gear 62 be straight spur gear, the first pinion gear 62 is adapted with rack gear 26, in some embodiments,
Helical gears can also be used in one pinion gear 62, it is to be understood that rack gear 26 should be adapted with the first pinion gear 62, rack gear
26 should also use angular gear.
Drive gear include the second gear wheel 68, the second pinion gear 66 and drive shaft 69,68 axis connection of the second gear wheel in
First pinion gear 62, the second pinion gear 66 is ratcheting in the first gear wheel 64, and the drive shaft 69 is set to second gear wheel
68 middle parts, the drive shaft 69 are connected to electrification component 8.
Referring to Fig. 4, electrification component 8 includes coil 82, permanent magnet 84, the first becket 86, the second becket 88, first
Carbon brush 85 and the second carbon brush 87, coil 82 are set between the magnet arctic and the magnet South Pole, and 82 one end of coil is fixedly connected with driving
Axis 69, the other end are separately connected the first becket 86 and the second becket 88, and 86 surface pivots of the first becket are connected to first
Carbon brush 85,88 surface pivots of the second becket are connected to the second carbon brush 87, and the shape of coil 82 is rectangle, 82 length of coil
Identical as the length of permanent magnet 84,82 width of coil is less than the distance between the magnet arctic and the magnet South Pole, makes coil 82 forever
There is biggish contact area in the magnetic field of magnet 84, in some embodiments, coil 82 may be configured as multiple, be capable of increasing coil
When 82 cutting magnetic field in coil 82 magnetic flux variation.Permanent magnet 84 is Nd-Fe-B permanent magnet, main component Nd2Fe14B, phase
For Al-Ni-Co series permanent magnetic material and ferrite permanent-magnet materials, neodymium iron boron has high magnetic energy product, coercivity and high-energy
The advantages of density, thus when further increasing 82 cutting magnetic field of coil in coil 82 magnetic flux variation.
In use, drive speed increasing gear that driving gear is driven to make line again using the rack gear 26 of hand pressure rocker assembly 2
Circle 82 does cutting magnetic induction line movement, generates alternating current, and the speed increasing gear of use makes coil 82 do cutting magnetic induction line movement velocity
Faster, generating efficiency is higher, while using the torque spring installed in rocker assembly 2, after handle is pressed, spring-compressed, when
Using the restoring force of spring when relieving handle, hand pressure rocking bar can easily automatically reset, it can be achieved that 82 cutting magnetic induction line of multiple coil
Movement.
In some embodiments, electrification component 8 includes coil 82 and permanent magnet 84, and permanent magnet 84 is set in coil 82,
Permanent magnet 84 is fixedly connected on the second gear wheel 68, and coil 82 is directly connected in load, does not need setting carbon brush and becket, section
About cost.In use, drive speed increasing gear that driving gear is driven to make line again using the rack gear 26 of hand pressure rocker assembly 2
Permanent magnet 84 in circle 82 moves, so that coil 82 be made to do cutting magnetic induction line movement, generates alternating current.
The utility model embodiment also provides a kind of wireless switching 100, including the power generator in any of the above-described embodiment.
Referring to Fig. 5, wireless switching includes rf transmitter unit 106, micro-control unit 104 and Power Management Unit 102,
104 output end of micro-control unit is connected to rf transmitter unit 106, and Power Management Unit output end is connected to radio-frequency transmissions
The input terminal of the input terminal of unit 106 and micro-control unit 104, Power Management Unit is connected to power generator.
Power Management Unit includes rectification circuit 1022, accumulator 1024 and voltage regulator circuit 1026, rectification circuit 1022
Input terminal be connected to power generator, the output end of rectification circuit 1022 is connected to the input terminal of accumulator 1024, energy storage electricity
The output end on road 1024 is connected to the input terminal of voltage regulator circuit 1026, and the output end of voltage regulator circuit 1026 is connected to radio frequency
The input terminal of transmitting unit 106 and micro-control unit 104.Rectification circuit 1022 is mainly by four with low conducting voltage
Diode composition, the AC rectification for self-generating device in future is at direct current；Storage circuit is by several electrolytic capacitor groups
At voltage regulator circuit 1026 uses LM2576 series switch integrated regulator, and embedded MCU is typically necessary a stable work
Making voltage could reliably working.And designer is accustomed to using linear voltage stabilization device more, such as 78xx series Three-end voltage stabilizer conduct
Operating voltage needed for higher DC voltage is changed MCU by voltage adjusting and voltage-stabilizing device.
The Serial regulation working method of this linear stabilized power supply at work can big " heat loss " (its value is V pressure drop
× I load), working efficiency is only 30%~50%.In addition it works under the adverse circumstances such as dusty often by embedded MUC
The aggregation being placed in closed container also exacerbates the bad working environments of MCU, so that making the stability of embedded control system becomes
It is worse.And switching power regulators part is then worked in a manner of fully on or shutdown.Therefore, when work or be high current stream
The switching tube of too low conducting voltage or be that completely switched off no current flows through.Therefore, the power consumption of switching power supply is extremely low,
Average operation efficiency is up to 70%~90%.Under conditions of same voltage drop, switching power regulators part and linear voltage regulator
Part compares " heat loss " with much less.
Therefore, switching power supply can greatly reduce the area of cooling fin volume and pcb board, or even in most cases
Finned is not needed, to reduce the adverse effect to MCU working environment.It is substituted using switching power supply linear
Regulated power supply is as MCU power supply further advantage is that the high frequency on-off characteristic of switching tube and the use of series filtering inductance
There is stronger inhibiting effect to the High-frequency Interference from power supply.Further, since the reduction of switching power supply " heat loss ",
The input voltage of regulated power supply also can be improved when design, this helps to improve the ability of the anti-drop interference of alternating voltage.LM2576
Series switch integrated regulator is the substitute of linear Three-end voltage stabilizer (such as 78xx series end integrated regulator), it has
There are reliable working performance, higher working efficiency and stronger output current driving ability, thus for the stabilization, reliable of MCU
Work provides strong guarantee.
The model that micro-control unit 104 uses is STM32L0 series-ARM Cortex-M0, with the excellent of super low-power consumption
Point.
Rf transmitter unit 106 with compact, receives high sensitivity, frequency point tune using HFY-J18 model
The easy feature of examination.Rf transmitter unit 106 and micro-control unit 104SPI are communicated to connect, and rf transmitter unit 106 emits nothing
Line control signal after receiver receives the signal, controls the switch of household electrical appliance.
The foregoing is merely the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
It is equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly or indirectly uses
In other related technical areas, it is also included in the patent protection scope of the utility model.
Claims (10)
1. a kind of power generator characterized by comprising
Rocker assembly；
Transmission gear comprising speed increasing gear and driving gear, the speed increasing gear are engaged with the rocker assembly, the driving
Gear is engaged with the speed increasing gear；
Electrification component comprising coil and permanent magnet, the coil are located in the magnetic field of the permanent magnet, and the driving gear connects
Being connected to coil, perhaps permanent magnet is for driving the coil or permanent magnet rotating, so that the coil cuts the permanent magnet
Magnetic field.
2. power generator according to claim 1, which is characterized in that
The speed increasing gear includes the first gear wheel and the first pinion gear, and first gear wheel is connected to the described first small tooth
Wheel, first pinion gear are engaged with the rocker assembly, and first gear wheel is engaged with the driving gear.
3. power generator according to claim 2, which is characterized in that
The rocker assembly includes rack gear, and the rack gear is engaged with first pinion gear.
4. according to power generator described in claim 2 or 3, which is characterized in that
The driving gear includes the second gear wheel and the second pinion gear, and second gear wheel is connected to the described second small tooth
Wheel, second gear wheel are connected to the coil, and second pinion gear is engaged with first gear wheel.
5. power generator according to claim 1, which is characterized in that
The power generator includes supporting body and resetting apparatus；
The rocker assembly includes rotating bar and drive rod, and one end of the rotating bar and the supporting body are rotatablely connected, and
One end of the other end and the drive rod is fixed, and the drive rod is provided with rack gear, and the rack gear is engaged with the speed increasing gear；
The resetting apparatus is connect with the rocker assembly, and the resetting apparatus is used in the rocker assembly not by external force
When, drive the rocker assembly to be reset to original position.
6. power generator according to claim 5, which is characterized in that
The resetting apparatus is torque spring；
One end of the torque spring is fixed with the supporting body, and the other end is fixed with the rotating bar.
7. a kind of wireless switching, which is characterized in that including power generator described in any one of claims 1-6.
8. wireless switching according to claim 7, which is characterized in that the wireless switching further include:
Rf transmitter unit；
Micro-control unit, output end are connected to the rf transmitter unit；
Power Management Unit, output end are connected to the input terminal of the rf transmitter unit and the micro-control unit,
The input terminal of the Power Management Unit is connected to the power generator.
9. wireless switching according to claim 8, which is characterized in that
The Power Management Unit includes rectification circuit, accumulator and voltage regulator circuit, the input terminal connection of the rectification circuit
In the power generator, the output end of the rectification circuit is connected to the input terminal of the accumulator, the accumulator
Output end is connected to the input terminal of the voltage regulator circuit, and the output end of the voltage regulator circuit is connected to the radio-frequency transmissions list
The input terminal of the first and described micro-control unit.
10. wireless switching according to claim 9, which is characterized in that
The accumulator includes several electrolytic capacitors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821351742.9U CN209134223U (en) | 2018-08-21 | 2018-08-21 | A kind of power generator and wireless switching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821351742.9U CN209134223U (en) | 2018-08-21 | 2018-08-21 | A kind of power generator and wireless switching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209134223U true CN209134223U (en) | 2019-07-19 |
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ID=67229322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821351742.9U Active CN209134223U (en) | 2018-08-21 | 2018-08-21 | A kind of power generator and wireless switching |
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| CN (1) | CN209134223U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865424A (en) * | 2019-10-21 | 2021-05-28 | 德能森智能科技（成都）有限公司 | Wireless passive switch of protection equipment |
-
2018
- 2018-08-21 CN CN201821351742.9U patent/CN209134223U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865424A (en) * | 2019-10-21 | 2021-05-28 | 德能森智能科技（成都）有限公司 | Wireless passive switch of protection equipment |
| CN112865424B (en) * | 2019-10-21 | 2022-10-14 | 德能森智能科技（成都）有限公司 | Wireless passive switch |
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