CN204926025U - Touch awakens formula non -transformer drive wireless mouse up based on thermoelectric generation principle - Google Patents
Touch awakens formula non -transformer drive wireless mouse up based on thermoelectric generation principle Download PDFInfo
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- CN204926025U CN204926025U CN201520738709.1U CN201520738709U CN204926025U CN 204926025 U CN204926025 U CN 204926025U CN 201520738709 U CN201520738709 U CN 201520738709U CN 204926025 U CN204926025 U CN 204926025U
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Abstract
The utility model discloses a touch awakens formula non -transformer drive wireless mouse up based on thermoelectric generation principle. The device includes that thermoelectric generation circuit, boost rectifying circuit, touch awaken circuit, step -down tank and mouse mainboard up, the thermoelectric generation circuit including thermoelectric generation piece group that the thermoelectric generation piece that sets up two at least series connections on mouse housing palm contact surface constitutes, with parallel and thermoelectric generation piece group output electricity is connected have utmost point electric capacity, with have extremely the electric capacity output electric be connected 1: 100 the low tension side of transformer, the high -pressure side of transformer is through a set of corresponding input that each other inserts boost rectifying circuit for the parallelly connected electric capacity that concerns, touch that boost rectifying circuit's output is connected through electricity in proper order awakens the corresponding input that circuit, step -down tank inserted the mouse mainboard up. The utility model discloses need not the power drive, improved the portability and the life of mouse effectively, reduced environmental pollution.
Description
Technical field
The utility model relates to a kind of mouse, relates to a kind of touch based on thermo-electric generation principle specifically and wakes formula non-transformer driving wireless mouse up.
Background technology
Wire mouse is powered by the interface of computer, carries out cable data exchange, is mainly divided into roller type (about resolution 400dpi) and photoelectric type (>=800dpi), and power consumption is large, and dexterity is poor.Wireless mouse, by AAA/AAAA powered battery, considers the population base that mouse uses, and will produce considerable heavy metal pollution, flying power is poor.New forms of energy battery development difficulty is large, and the time cycle is long.But the required energy taken in of human survival, in fact also have greatly and can utilize part: human body is at any time at outside radiations heat energy, and its power is not second to the bulb of a 100W; If can utilize on a large scale biosome radiant heat energy, then can alleviate production capacity pressure.
Summary of the invention
The purpose of this utility model provides a kind of touch based on thermo-electric generation principle to wake formula non-transformer up for the continuation of the journey of above-mentioned mouse and the problem of environmental pollution aspect just and drives wireless mouse.The utility model is driven mouse mainboard by the thermo-electric generation of human body and environment, and determines the energising moment according to the duty of mouse.
The purpose of this utility model can be achieved through the following technical solutions:
Touch based on thermo-electric generation principle of the present utility model wakes formula non-transformer up and drives wireless mouse to comprise thermo-electric generation circuit, boost rectifying circuit, touch wake-up circuit, step-down tank circuit and mouse mainboard; Described thermo-electric generation circuit comprise be arranged at least two on the on palm contacts face thermo-electric generation sheets be connected in series (Peltier sheet) and form thermo-electric generation sheet group, be electrically connected with thermo-electric generation sheet group output terminal with parallel way have electrode capacitance, low-pressure side with the transformer of the 1:100 having electrode capacitance output terminal to be electrically connected; The high-pressure side of described transformer is by the respective input of one group of electric capacity access boost rectifying circuit of parallel relationship each other; The output terminal of described boost rectifying circuit is by the respective input of the touch wake-up circuit that is electrically connected successively, step-down tank circuit access mouse mainboard.
Boost rectifying circuit described in the utility model adopt model be the power management chip of LTC3108 as extra low voltage-booster type power supply changeover device, output voltage port Parallel opertation electric capacity; Described touch wake-up circuit adopts N channel enhancement MOSFET as switching tube, and the D pole of switching tube is connected with the Vout of boost rectifying circuit, and G pole is connected with the Cout terminal voltage of boost rectifying circuit, and S pole is connected with the input end of step-down tank circuit; Described step-down tank circuit adopts model to be that input voltage to be unified step-down be 1.5V for the output millimicro power step-down controller able to programme with 50mA load capacity of TPS62736, for driving mouse mainboard.
The output capacitance that boost rectifying circuit described in the utility model adopts is 10V, withstand voltage nominal capacity is the electrochemical capacitor of 680uF, and described electrochemical capacitor, as storage capacitor, provides criterion voltage for touching wake-up circuit simultaneously.
Furtherly: the Main Function of the thermo-electric generation circuit described in the utility model is: the temperature difference of human body surface and environment is converted to electric potential difference and produces continuable electric current, as the input signal of boost rectifying circuit after preliminary filtering is adjusted.
The effect of described boost rectifying circuit is: receive the pyroelectric signal from thermo-electric generation circuit, by extra low voltage, booster type power supply changeover device by unified for the input voltage electric signal boosting to 5V specification, be output in voltage port (Vout), Parallel opertation electric capacity Cout charged simultaneously.
The effect of described touch wake-up circuit is: at Parallel opertation electric capacity Cout for higher than switch MOS pipe conducting during criterion voltage, otherwise turns off; Ensure that Cout terminal voltage is not less than the criterion voltage of setting, shorten the saturation time that it charges again, improve mouse from standby to the response speed of duty, decrease stand-by time and unnecessary energy dissipation.
It is 1.5V that described step-down tank circuit adopts the output millimicro power step-down controller able to programme with 50mA load capacity the electrical signal voltage by aforementioned switches metal-oxide-semiconductor to be unified step-down, as the Direct driver power supply signal of mouse mainboard.
Described mouse mainboard is after receiving the power supply signal from step-down tank circuit, and adopt standardization 2.4GHZ mouse chip (client), USB transmitter (computer end), responds the operation of user.
The beneficial effects of the utility model are as follows:
The utility model utilizes user's palm to produce thermocurrent with extraneous temperature difference, after boosting is adjusted, carries out preliminary energy storage and its specification is depressurized to mouse chip standard operation environment; Mouse performance is kept when touch wake-up circuit experiences the touching of user's palm, after user leaves equipment, turn off mouse avoid continuous discharge, thus the inductive wireless mouse achieved without the need to power drives, effectively improve portability and the serviceable life of mouse, decrease environmental pollution.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model.
Fig. 2 is the utility model thermo-electric generation circuit theory diagrams.
Fig. 3 is the utility model boost rectifying circuit schematic diagram.
Fig. 4 is that the utility model touches wake-up circuit schematic diagram.
Fig. 5 is the utility model step-down tank circuit schematic diagram.
Embodiment
The utility model is further described below with reference to embodiment (accompanying drawing):
As shown in Figure 1, the touch based on thermo-electric generation principle of the present utility model wake up formula non-transformer drive wireless mouse comprise thermo-electric generation circuit, boost rectifying circuit, touch wake-up circuit, step-down tank circuit and mouse mainboard; Described thermo-electric generation circuit comprise be arranged at least two on the on palm contacts face thermo-electric generation sheets be connected in series (Peltier sheet) and form thermo-electric generation sheet group, be electrically connected with thermo-electric generation sheet group output terminal with parallel way have electrode capacitance, low-pressure side (see Fig. 2) with the transformer of the 1:100 having electrode capacitance output terminal to be electrically connected; The high-pressure side of described transformer is by the respective input of one group of electric capacity access boost rectifying circuit of parallel relationship each other; The output terminal of described boost rectifying circuit is by the respective input of the touch wake-up circuit that is electrically connected successively, step-down tank circuit access mouse mainboard.
More specifically: the mouse mainboard described in the utility model comprises: standardization 2.4GHZ mouse chip, USB transmitter etc., for responding the operation of user.
As shown in Figure 2, the thermo-electric generation sheet group in thermo-electric generation circuit is made up of two thermo-electric generation sheets be connected in series (Peltier sheet), and outside surface is exposed on mouse case top, directly can contact with user's palm; Input (having pole) the electric capacity Cin of thermo-electric generation sheet group 220pF in parallel, the miniature transformer low-pressure side of thermo-electric generation sheet 1:100 in parallel simultaneously, high voltage side of transformer is connected with the electric capacity of one group of parallel relationship each other, and its size is 1nF and 330pF; Input capacitance and high voltage side of transformer are altogether.
As shown in Figure 3, boost rectifying circuit described in the utility model adopts model to be that the power management chip of LTC3108 is as extra low voltage-booster type power supply changeover device, by receiving pin VAUX by unified for pin VS1 and VS2, ground connection after VAUX series connection quota electric capacity, extra low voltage, booster type power supply changeover device can boost to 5V by unified for input voltage, output voltage port (Vout) Parallel opertation electric capacity Cout, charges to electric capacity Cout for output voltage.
As shown in Figure 4, described touch wake-up circuit adopts N channel enhancement MOSFET as switching tube, its D pole is connected with the Vout of boost rectifying circuit, G pole is connected with Cout terminal voltage, S pole is connected with the input end of step-down tank circuit, when Cout terminal voltage is higher than metal-oxide-semiconductor forward voltage, MOS conducting, on the contrary turn off; Ensure that Cout terminal voltage is not less than the criterion voltage of setting, shorten the saturation time that it charges again, improve mouse from standby to the response speed of duty, decrease stand-by time and unnecessary energy dissipation.
As shown in Figure 5, described step-down tank circuit adopts model to be that input voltage to be unified step-down be 1.5V for the output millimicro power step-down controller able to programme with 50mA load capacity of TPS62736, for driving mouse mainboard.According to mouse performance specification and chip characteristics, from MOSFET pipe S pole in Fig. 4 electric energy through and to connect direct earth capacitance Cin1(its recommended maximum size be 47uF) after access chip input end, be connected with Vout pin after SW pin serial connection 10uH inductance L and jointly access load (mouse mainboard) energy supply, simultaneously Vout pins in parallel output capacitance Cout1 (its recommended maximum size is 22uF).R1 and R2 is as the programming resistors controlling output voltage, and when output voltage is preset as 1.5V, its size is R1=10M Ω, R2=2.7M Ω.
Claims (5)
1. the touch based on thermo-electric generation principle wakes a formula non-transformer driving wireless mouse up, it is characterized in that: it comprises thermo-electric generation circuit, boost rectifying circuit, touch wake-up circuit, step-down tank circuit and mouse mainboard; Described thermo-electric generation circuit comprise be arranged at least two on the on palm contacts face thermo-electric generation sheets that are connected in series and form thermo-electric generation sheet group, be electrically connected with thermo-electric generation sheet group output terminal with parallel way have electrode capacitance, low-pressure side with the transformer of the 1:100 having electrode capacitance output terminal to be electrically connected; The high-pressure side of described transformer is by the respective input of one group of electric capacity access boost rectifying circuit of parallel relationship each other; The output terminal of described boost rectifying circuit is by the respective input of the touch wake-up circuit that is electrically connected successively, step-down tank circuit access mouse mainboard.
2. the touch based on thermo-electric generation principle according to claim 1 wakes formula non-transformer up and drives wireless mouse, it is characterized in that: described boost rectifying circuit adopt model be the power management chip of LTC3108 as extra low voltage-booster type power supply changeover device, and at voltage output end mouth Parallel opertation electric capacity.
3. the touch based on thermo-electric generation principle according to claim 1 wakes formula non-transformer up and drives wireless mouse, it is characterized in that: described touch wake-up circuit adopts N channel enhancement MOSFET as switching tube, the D pole of switching tube is connected with the Vout of boost rectifying circuit, G pole is connected with the Cout terminal voltage of boost rectifying circuit, and S pole is connected with the input end of step-down tank circuit.
4. the touch based on thermo-electric generation principle according to claim 1 wakes formula non-transformer up and drives wireless mouse, it is characterized in that: described step-down tank circuit adopts model to be that input voltage to be unified step-down be 1.5V for the output millimicro power step-down controller able to programme with 50mA load capacity of TPS62736, for driving mouse mainboard.
5. the touch based on thermo-electric generation principle according to claim 2 wakes formula non-transformer up and drives wireless mouse, it is characterized in that: the output capacitance that boost rectifying circuit adopts is 10V, withstand voltage nominal capacity is the electrochemical capacitor of 680uF, described electrochemical capacitor, as storage capacitor, provides criterion voltage for touching wake-up circuit simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520738709.1U CN204926025U (en) | 2015-09-23 | 2015-09-23 | Touch awakens formula non -transformer drive wireless mouse up based on thermoelectric generation principle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520738709.1U CN204926025U (en) | 2015-09-23 | 2015-09-23 | Touch awakens formula non -transformer drive wireless mouse up based on thermoelectric generation principle |
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| CN204926025U true CN204926025U (en) | 2015-12-30 |
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| CN201520738709.1U Expired - Fee Related CN204926025U (en) | 2015-09-23 | 2015-09-23 | Touch awakens formula non -transformer drive wireless mouse up based on thermoelectric generation principle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109407577A (en) * | 2018-09-30 | 2019-03-01 | 珠海格力电器股份有限公司 | A kind of wake-up circuit, awakening method and electric cooker |
| CN109508103A (en) * | 2018-11-05 | 2019-03-22 | 西北工业大学 | Self-charging wireless mouse based on thermo-electric generation |
| CN110445236A (en) * | 2019-07-30 | 2019-11-12 | 成都信息工程大学 | A kind of energy conversion device and its working method |
| EP4160365A1 (en) * | 2021-09-30 | 2023-04-05 | Siemens Aktiengesellschaft | Wireless computer mouse |
-
2015
- 2015-09-23 CN CN201520738709.1U patent/CN204926025U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109407577A (en) * | 2018-09-30 | 2019-03-01 | 珠海格力电器股份有限公司 | A kind of wake-up circuit, awakening method and electric cooker |
| CN109508103A (en) * | 2018-11-05 | 2019-03-22 | 西北工业大学 | Self-charging wireless mouse based on thermo-electric generation |
| CN110445236A (en) * | 2019-07-30 | 2019-11-12 | 成都信息工程大学 | A kind of energy conversion device and its working method |
| CN110445236B (en) * | 2019-07-30 | 2024-04-30 | 成都信息工程大学 | Energy conversion device and working method thereof |
| EP4160365A1 (en) * | 2021-09-30 | 2023-04-05 | Siemens Aktiengesellschaft | Wireless computer mouse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20170923 |
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| CF01 | Termination of patent right due to non-payment of annual fee |