CN206135506U - Power supply system of electronic product - Google Patents
Power supply system of electronic product Download PDFInfo
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- CN206135506U CN206135506U CN201621101766.XU CN201621101766U CN206135506U CN 206135506 U CN206135506 U CN 206135506U CN 201621101766 U CN201621101766 U CN 201621101766U CN 206135506 U CN206135506 U CN 206135506U
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- power system
- electric power
- outfan
- motor
- electronic product
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Abstract
The utility model discloses a power supply system of electronic product is through closely fixing the piezo electric crystal piece between motor and shell to and tank, convert the vibration energy of motor into electric energy, supply with the normal work of electronic product or store in the battery. On the one hand, some converts the electric energy into to vibrate this part mechanical energy that unavoidably will consume with the motor, can offset the influence of motor vibration consuming excessive quantities of energy and resources to a certain extent, has energy utilization and rates characteristics high, changing waste into valuables, has very high applicable prospect, can prolong the stand -by time of electronic product, is favorable to improving the product competitiveness. The utility model discloses a power supply system further including installing the button on the shell, presses the piezo electric crystal piece through the button, thoroughly exhausts at the product electric quantity to under temporarily not possessing the condition of the condition of charging, be the electric energy with mechanical energy conversion, temporarily supply power for the product, solve urgent demand.
Description
Technical field
This utility model is related to a kind of electric power system of electronic product.
Background technology
Electronic product, it is particularly using intelligent watch and intelligent spire lamella as the wearing class product for representing, more and more
Spread in popular daily life.The premise of appearance design requirement small volume and less weight is limited by, the battery of the electronic product holds
Amount can not be made thin big, therefore stand-by time and use time are limited.And motor device is reminded as the electronic product event
Key component, inherently have very big electric quantity consumption.If the events such as the phone of user, note are more, motor vibration frequency
Rate is high, and the stand-by time of the electronic product can more be greatly shortened.
Utility model content
In view of the above problems, this utility model provides a kind of electric power system of electronic product, is produced with solving existing electronics
The limited problem of product stand-by time.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
This utility model provides a kind of electric power system of electronic product, and the electronic product includes shell, and inside the shell is arranged
There is motor, the electric power system includes：Piezoelectric crystal plate and accumulator；
The piezoelectric crystal plate is tightly fixed between the motor body and the shell, and the piezoelectric crystal plate is just
Negative electrode is connected to the positive-negative input end of the accumulator respectively by wire；
During the motor vibrations, motor vibrations power effect under the piezoelectric crystal plate be squeezed power produce electric current, institute
State electric current to export by the accumulator to the main circuit board or rechargeable battery of the electronic product.
Alternatively, fixed by dispensing mode between the main body of the piezoelectric crystal plate and the motor, with the shell
Between fixed by injection molding manner.
Alternatively, the suffered extruding force direction of the piezoelectric crystal plate is consistent with the oscillator vibration direction of the motor.
Alternatively, the electric power system also includes：Button, the button are installed on the housing, and through described outer
Shell is contacted with the piezoelectric crystal plate；
When the button is pressed, the piezoelectric crystal plate power that is squeezed produces electric current, and the electric current is electric by energy storage
Road is exported to the main circuit board or rechargeable battery of the electronic product.
Alternatively, the direction that the button is pressed is consistent with the direction of extruding force suffered by the piezoelectric crystal plate.
Alternatively, the electric power system also includes：Voltage stabilizing module, the input of the Voltage stabilizing module and the accumulator
Outfan connection；
The Voltage stabilizing module, for stablizing the voltage signal of the outfan of the accumulator.
Alternatively, the electric power system also includes：Boost module, the input of the boost module and the Voltage stabilizing module
Outfan connection；
The boost module, is able to maintain that the electricity for the voltage signal of the outfan of the Voltage stabilizing module is increased to
The voltage level of sub- product normal work.
Alternatively, the outfan of the boost module is respectively connecting to the rechargeable battery and the main circuit board,
When the voltage of the outfan of the boost module is less than given threshold, the electric current of the outfan of the boost module
Main circuit board is flowed to, the voltage provided with rechargeable battery cooperatively maintains the normal work of the electronic product；
When the voltage of the outfan of the boost module exceedes given threshold, the circuit of the outfan of the boost module
Part flows to rechargeable battery, for charging for rechargeable battery.
Alternatively, the electric power system also includes：Filtering branch, the input of the filtering branch respectively with the boosting
The outfan of circuit and rechargeable battery connection, the outfan of the filtering branch are connected with the main circuit board；
The filtering branch, for filtering the magnitude of voltage outside default voltage level.
Alternatively, the electric power system also includes：Charging protecting module, the input of the charging protecting module with it is described
The outfan connection of booster circuit, the outfan of the charging protecting module are connected with the rechargeable battery；
The charging protecting module, for carrying out overcharge protection, over-discharge protection, mistake to the rechargeable battery
Current protection and short-circuit protection.
The beneficial effects of the utility model are：This utility model provides a kind of electric power system of electronic product, by tight
The vibrational energy of motor is converted to electric energy by the piezoelectric crystal plate being fixed between motor and shell, and accumulator, supply
Electronic product normal work or storage are in the battery.On the one hand, by machine this part of motor vibrations unavoidably to be consumed
A tool energy part is converted to electric energy, can offset the impact of motor vibrations highly energy-consuming to a certain extent, with energy utilization rate
It is high, the characteristics of turn waste into wealth, with very high applicable prospect, the stand-by time of electronic product can be extended, be conducive to improving and produce
Product competitiveness.On the other hand, according to existing product motor and the size of shell, the suitable piezoelectric crystal plate of customization size is fixed on
In the space of shell and motor, relatively low is affected on the internal structure of existing product, exploitativeness and practicality are stronger.
Electric power system of the present utility model further includes the button on shell, by key press piezoquartz
Piece, thoroughly exhausts in product electricity, and in the case of temporarily not possessing charge condition, converts mechanical energy into electric energy, be product
Product are temporarily powered, and solve urgent need.
Description of the drawings
Fig. 1 is the electric power system structural representation of the electronic product of this utility model embodiment one；
Fig. 2 is the circuit design block diagram of the electric power system of the electronic product of this utility model embodiment one；
Fig. 3 is the electric power system structural representation of the electronic product of this utility model embodiment two.
Specific embodiment
Design concept of the present utility model is between the motor body and shell of electronic product to be tightly fastened a piezo crystals
Body piece, the positive and negative electrode of piezoelectric crystal plate are respectively connecting to the positive-negative input end of accumulator.During motor vibrations, in motor vibrations
The power effect lower piezoelectric crystal wafer power that is squeezed produces electric current, and electric current exported by accumulator to the main circuit board of electronic product
Or rechargeable battery.Mechanical energy this part of motor vibrations unavoidably to be consumed is converted to into electric energy, to a certain extent
The impact of motor vibrations highly energy-consuming can be offset, with energy utilization rate it is high, turn waste into wealth the characteristics of, with very it is high be suitable for before
Scape, can extend the stand-by time of electronic product, be conducive to improving product competitiveness.
This utility model further includes the button on shell, by key press piezoelectric crystal plate, in product
Electricity thoroughly exhausts, and in the case of temporarily not possessing charge condition, converts mechanical energy into electric energy, be that product is temporarily supplied
Electricity, solves urgent need.
It is to make the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Type embodiment is described in further detail.
Embodiment one
As shown in figure 1, this utility model embodiment one provides a kind of electric power system of electronic product, electronic product includes outer
Shell 1, is provided with motor in shell 1, and motor includes main body 21 and oscillator 22.Electric power system includes：Piezoelectric crystal plate 3 and energy storage electricity
Road 4；
Piezoelectric crystal plate 3 is tightly fixed between motor body 21 and shell 1, the anelectrode 31, negative electricity of piezoelectric crystal plate 3
Pole 32 is connected to the positive-negative input end of accumulator 4 respectively by wire 71,72；
During motor vibrations, electric current is produced in the power that is squeezed of motor vibrations power effect lower piezoelectric crystal wafer 3, electric current is by storage
Energy circuit 4 is exported to the main circuit board 5 or rechargeable battery 6 of electronic product.Wherein, accumulator at least includes an electric capacity.
Accumulator is prior art, and here is omitted.
Piezoelectric crystal plate 3 in this utility model embodiment, when being squeezed or the mechanical force such as stretch, produces shape
Become, make charging point that relative displacement to occur, so as to there is positive and negative bound charge in plane of crystal, produce electric potential difference, in piezo crystals
The anelectrode 31 of body piece 3, negative electrode 32 are distinguished extraction wire 71,72 and export electric current.
In this utility model embodiment, size can be customized and suitably pressed according to existing product motor and the size of shell 1
Fixed by dispensing mode between the main body 21 of electric crystal piece 3, piezoelectric crystal plate 3 and motor, so that piezoelectric crystal plate 3 is close to horse
The main body 21 for reaching is arranged, and is fully received mechanical energy during motor vibrations, is reduced energy conversion loss；Piezoelectric crystal plate 3 and shell 1
Between fixed by injection molding manner, piezoelectric electrode by wire draw, extend to the inside on accumulator plate, to existing product
Structure influence is relatively low, and exploitativeness and practicality are stronger.
The direction of the suffered extruding force of piezoelectric crystal plate 3 is consistent with 22 direction of vibration of oscillator of motor, namely oscillator vibration
Direction it is vertical with the surface of piezoelectric crystal plate, between the suffered extruding force direction of the active force and piezoelectric crystal plate of oscillator vibration
Angle is zero, and piezoelectric crystal plate 3 and motor body 21 are tightly fastened, and reduces gap, it is ensured that the energy of the vibration of oscillator 22 is maximum
Piezoelectric crystal plate 3 is acted on to degree, the efficiency that mechanical energy is converted into electric energy is improved.
As the electric current that piezoelectric crystal plate 3 is produced is unstable, and voltage is relatively low, it is impossible to directly feed main circuit board 5 and can
Rechargeable battery 6 is used, therefore also needs to carry out voltage stabilizing and boosting in advance after the electric current output of piezoelectric crystal plate 3.
As shown in Fig. 2 in specific embodiment of the utility model, electric power system also includes：Voltage stabilizing module 100, voltage stabilizing
The input of module 100 is connected with the outfan of accumulator 4；Voltage stabilizing module 100, for stablizing the outfan of accumulator 4
Voltage signal.Wherein, Voltage stabilizing module at least includes some electric capacity for differing in size and inductance.Voltage stabilizing module is prior art,
Here is omitted.
Electric power system also includes：Boost module 200, the input of boost module 200 are connected with the outfan of Voltage stabilizing module 100
Connect；For the voltage signal of the outfan of Voltage stabilizing module 100 is increased to, boost module 200, is able to maintain that electronic product is normal
The voltage level of work.
The outfan of boost module 200 is respectively connecting to rechargeable battery 6 and main circuit board 5, defeated when boost module 200
When going out the voltage at end less than given threshold, the current direction main circuit board 5 of the outfan of boost module 200, with rechargeable battery 6
The voltage of offer cooperatively maintains the normal work demand of electronic product.
When the voltage of the outfan of boost module 200 exceedes given threshold, the circuit portion of the outfan of boost module 200
Shunt to rechargeable battery 6, for charging for rechargeable battery 6, it is ensured that longer stand-by time.
In preferred embodiment of the present utility model, electric power system also includes：Filtering branch 300, filters branch 300
Input is connected with the outfan and rechargeable battery 6 of booster circuit respectively, filters the outfan and main circuit board 5 of branch 300
Connection；
Filtering branch 300, for filtering the magnitude of voltage outside default voltage level.It is concrete at one of the present utility model
In embodiment, voltage level of the default voltage level for electronic product normal work.
In preferred embodiment of the present utility model, electric power system also includes：Charging protecting module 400, charge protection
The input of module 400 is connected with the outfan of booster circuit, and outfan and the rechargeable battery 6 of charging protecting module 400 connect
Connect；
Charging protecting module 400, for carrying out overcharge protection, over-discharge protection, overcurrent to rechargeable battery 6
Protection and short-circuit protection.
In sum, the electric power system of the electronic product that this utility model embodiment one is provided, by being tightly fixed to horse
Up to the piezoelectric crystal plate and shell between, and accumulator, the vibrational energy of motor is converted to into electric energy, electronic product is supplied
Normal work or storage are in the battery.On the one hand, by mechanical energy one this part of motor vibrations unavoidably to be consumed
Point be converted to electric energy, the impact of motor vibrations highly energy-consuming can be offset to a certain extent, with energy utilization rate it is high, become give up into
Precious the characteristics of, with very high applicable prospect, the stand-by time of electronic product can be extended, be conducive to improving product competitiveness.
On the other hand, according to existing product motor and the size of shell, the customization suitable piezoelectric crystal plate of size be fixed in shell and
In the space of motor, relatively low is affected on the internal structure of existing product, exploitativeness and practicality are stronger.
Embodiment two
This utility model embodiment two is the further improvement made on the basis of embodiment one, the practicality of embodiment one
New content is also contained within the protection domain in embodiment two.
The electric power system that this utility model embodiment is provided, thoroughly exhausts in product electricity, and does not temporarily possess charging
In the case of condition, electric energy, namely this utility model embodiment energy can be temporarily provided for product by way of mechanical work
Enough to realize converting mechanical energy into electric energy, specific embodiment is as follows：
As shown in figure 3, the electric power system of the electronic product of this utility model embodiment two except with one identical of embodiment
Outside part, also include：Button 8, button 8 are arranged on shell 1, and are contacted with piezoelectric crystal plate 3 through shell 1.8 quilt of button
During pressing, the power that is squeezed of piezoelectric crystal plate 3 produces electric current, and electric current exported to the main circuit of electronic product by accumulator 4
Plate 5 or rechargeable battery 6.
The direction that button 8 is pressed is consistent with the suffered extruding force direction of piezoelectric crystal plate 3, namely the side that button is pressed
To angle vertical with the surface of piezoelectric crystal plate, between the suffered extruding force direction of active force and piezoelectric crystal plate of pressing keys
It is zero, it is ensured that the active force of pressing keys 8 farthest acts on piezoelectric crystal plate 3, improves mechanical energy and be converted into electric energy
Efficiency.
Pressing keys 8 make the electric current that piezoelectric crystal plate 3 is produced by wire 71,72 from the anelectrode 31 of piezoelectric crystal plate 3,
Negative electrode 32 is exported.As the electric current that piezoelectric crystal plate 3 is produced is unstable, and voltage is relatively low, it is impossible to directly feed main circuit board 5
Use with rechargeable battery 6, therefore also need to carry out voltage stabilizing and boosting in advance after the electric current output of piezoelectric crystal plate 3, surely
Pressure and the specific embodiment boosted are similar with embodiment one, and here is omitted.
In sum, the electric power system of the electronic product that this utility model embodiment two is provided, by key press piezoelectricity
Crystal wafer, thoroughly exhausts in product electricity, and in the case of temporarily not possessing charge condition, converts mechanical energy into electric energy,
Temporarily power for product, solve urgent need.
The above, specific embodiment only of the present utility model, under above-mentioned teaching of the present utility model, this area
Technical staff can carry out other improvement or deformation on the basis of above-described embodiment.It will be understood by those skilled in the art that
Above-mentioned specific descriptions simply preferably explain the purpose of this utility model, and protection domain of the present utility model should be with claim
Protection domain be defined.
Claims (10)
1. a kind of electric power system of electronic product, the electronic product include shell, and inside the shell is provided with motor, and its feature exists
In the electric power system includes：Piezoelectric crystal plate and accumulator；
The piezoelectric crystal plate is tightly fixed between the motor body and the shell, the positive negative electricity of the piezoelectric crystal plate
Pole is connected to the positive-negative input end of the accumulator respectively by wire；
During the motor vibrations, motor vibrations power effect under the piezoelectric crystal plate be squeezed power produce electric current, the electricity
Stream is exported by the accumulator to the main circuit board or rechargeable battery of the electronic product.
2. electric power system according to claim 1, it is characterised in that the main body of the piezoelectric crystal plate and the motor it
Between fixed by dispensing mode, fixed by injection molding manner between the shell.
3. electric power system according to claim 2, it is characterised in that the suffered extruding force direction of the piezoelectric crystal plate with
The oscillator vibration direction of the motor is consistent.
4. electric power system according to claim 3, it is characterised in that the electric power system also includes：Button, the button
Install on the housing, and contact with the piezoelectric crystal plate through the shell；
When the button is pressed, the piezoelectric crystal plate be squeezed power produce electric current, the electric current by accumulator it is defeated
Go out to the main circuit board or rechargeable battery of the electronic product.
5. electric power system according to claim 4, it is characterised in that the direction that the button is pressed and the piezo crystals
The suffered extruding force direction of body piece is consistent.
6. the electric power system according to any one of claim 1-5, it is characterised in that the electric power system also includes：Voltage stabilizing
Module, the input of the Voltage stabilizing module are connected with the outfan of the accumulator；
The Voltage stabilizing module, for stablizing the voltage signal of the outfan of the accumulator.
7. electric power system according to claim 6, it is characterised in that the electric power system also includes：Boost module, it is described
The input of boost module is connected with the outfan of the Voltage stabilizing module；
For the voltage signal of the outfan of the Voltage stabilizing module is increased to, the boost module, is able to maintain that the electronics is produced
The voltage level of product normal work.
8. electric power system according to claim 7, it is characterised in that the outfan of the boost module is respectively connecting to institute
Rechargeable battery and the main circuit board are stated,
When the voltage of the outfan of the boost module is less than given threshold, the current direction of the outfan of the boost module
Main circuit board, the voltage provided with rechargeable battery cooperatively maintain the normal work of the electronic product；
When the voltage of the outfan of the boost module exceedes given threshold, the circuit part of the outfan of the boost module
Rechargeable battery is flowed to, for charging for rechargeable battery.
9. electric power system according to claim 8, it is characterised in that the electric power system also includes：Filtering branch, it is described
The input of filtering branch is connected with the outfan and the rechargeable battery of the booster circuit respectively, the filtering branch
Outfan is connected with the main circuit board；
The filtering branch, for filtering the magnitude of voltage outside default voltage level.
10. electric power system according to claim 9, it is characterised in that the electric power system also includes：Charge protection mould
Block, the input of the charging protecting module are connected with the outfan of the booster circuit, the output of the charging protecting module
End is connected with the rechargeable battery；
The charging protecting module, for carrying out overcharge protection, over-discharge protection, overcurrent to the rechargeable battery
Protection and short-circuit protection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101766.XU CN206135506U (en) | 2016-09-30 | 2016-09-30 | Power supply system of electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621101766.XU CN206135506U (en) | 2016-09-30 | 2016-09-30 | Power supply system of electronic product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206135506U true CN206135506U (en) | 2017-04-26 |
Family
ID=58571824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621101766.XU Active CN206135506U (en) | 2016-09-30 | 2016-09-30 | Power supply system of electronic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206135506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329694A (en) * | 2016-09-30 | 2017-01-11 | 歌尔科技有限公司 | Power supply system of electronic product |
-
2016
- 2016-09-30 CN CN201621101766.XU patent/CN206135506U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106329694A (en) * | 2016-09-30 | 2017-01-11 | 歌尔科技有限公司 | Power supply system of electronic product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230412 Address after: 233000 85 Shengli Road, bengshan mountain, Bengbu, Anhui Patentee after: Bengbu wild hill network technology Co.,Ltd. Address before: 266104 Room 308, North Investment Street Service Center, Laoshan District, Qingdao, Shandong. Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |