CN201699680U - Heat-sensitive power switch - Google Patents
Heat-sensitive power switch Download PDFInfo
- Publication number
- CN201699680U CN201699680U CN2010202264995U CN201020226499U CN201699680U CN 201699680 U CN201699680 U CN 201699680U CN 2010202264995 U CN2010202264995 U CN 2010202264995U CN 201020226499 U CN201020226499 U CN 201020226499U CN 201699680 U CN201699680 U CN 201699680U
- Authority
- CN
- China
- Prior art keywords
- thermoinduction
- power supply
- unit
- mains switch
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
- H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
- H03K17/96—Touch switches
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1684—Constructional details or arrangements related to integrated I/O peripherals not covered by groups G06F1/1635 - G06F1/1675
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/26—Power supply means, e.g. regulation thereof
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/94—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00 characterised by the way in which the control signal is generated
- H03K2217/96—Touch switches
- H03K2217/96035—Touch switches by temperature detection, i.e. body heat
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Electronic Switches (AREA)
Abstract
The utility model discloses a heat-sensitive power switch, which is suitable for an electronic device with a touch screen and comprises a shell, a heat sensing unit and a power supply unit. The shell is provided with an opening. A holding space is arranged between the opening and the shell. The touch screen covers the opening. The heat sensing unit is arranged in the holding space, faces to the opening, is close to the touch screen and is used for detecting an external heat source and generating a first signal. The power supply unit is arranged in the holding space and comprises a power supply chip. The power supply chip is electrically connected with the heat sensing unit, receives the first signal and generates a second signal according to the first signal to drive the power supply unit to supply power or stop supplying power to the electronic device.
Description
Technical field
The utility model relates to a kind of mains switch, mentions a kind of infrared induction thermal source that utilizes especially to start the thermoinduction mains switch of power supply.
Background technology
At present, the designer trends of electronic installation, develop towards direction powerful but that volume is light and handy mostly, especially portable electronic devices such as mobile phone, notebook computer, guider or the like, in order to want to meet present designer trends, and satisfy user's multiple demand, adopt touch control type screen to become main flow already.
The advantage of touch control type screen is and multiple function button and display screen can be combined into one, therefore, need not install the function button of entity at the housing of electronic installation in addition, further make the functional item of electronic installation not be subject to the number of entity function key, and the better development condition is arranged.
Yet existing electronic installation with touch control type screen though various entity function button is seen through the design of touch-controlled key, part is simplified and make outward appearance reach whole and fill, and in the design of mains switch, but still keeps the design of physical button.Because mains switch is different with other function buttons, when other function buttons of operation, all be under the state of having started shooting, mains switch is then denied therefore, can't see through identical design condition and finish.
Because known mains switch only can be arranged at the electronic installation outside with the entity switch, and the volume of electronic installation and the consistency and the globality of appearance design have been influenced, in order to take into account solution, this creator is based on exploitation and the many practical experience of going in for the study for many years, the thermoinduction mains switch is proposed, with implementation and foundation as the above-mentioned shortcoming of improvement.
The utility model content
For solving the problem that prior art exists, the utility model proposes a kind of thermoinduction mains switch, it is simple in structure, and can effectively solve mains switch and only can be arranged at the electronic installation outside with the entity switch, and influences the defective of electronic installation in volume planning and appearance design.
The utility model can be achieved by the following technical programs:
A kind of thermoinduction mains switch is applicable to the electronic installation with touch control type screen, it is characterized in that: comprise a housing, thermoinduction unit and a power supply unit.Described housing has an opening, have an accommodation space between described opening and described housing, and described touch control type screen covers described opening.Described thermoinduction unit is arranged at described accommodation space, and it is towards described opening and contiguous described touch control type screen, in order to detecting an external heat source, and produces one first signal.Described power supply unit is located at described accommodation space, it comprises a power supply chip, described power supply chip and described thermoinduction unit electrically connect, it receives described first signal, and produces one second signal according to described first signal and drive described power supply unit and change power supply state to described electronic installation.
As preferred embodiment of the present utility model:
Thermoinduction described in the utility model unit is set with a temperature threshold value, and when the temperature of the relative touch control type screen of described external heat source reaches described temperature threshold value, then described thermoinduction unit produces first signal.
Thermoinduction described in the utility model unit is set with a time threshold value, when the temperature and time of the corresponding described touch control type screen of described external heat source reaches described temperature threshold value and described time period threshold value respectively, described thermoinduction unit produces described first signal.
Power supply state described in the utility model provide electric power or stop supplies electric power one of them.
Thermoinduction described in the utility model unit is an infrared inductor.
Touch control type screen described in the utility model is electric resistance touch-control panel or capacitance type touch-control panel.
Power supply unit described in the utility model is carbon zinc battery, rechargeable battery or lithium battery.
Electronic installation described in the utility model is notebook computer, mobile phone, e-book, guider or game machine.
By above technical scheme, the right compared with the prior art beneficial effect of the utility model is:
A kind of thermoinduction mains switch of the present utility model is arranged in the housing of electronic installation and by touch control type screen and covers, and can improve globality and consistency in appearance.And thermoinduction mains switch of the present utility model is to see through the power supply that temperature (infrared ray) induction starts electronic installation, not pressed strength starts, can reduce the false touch switch and cause the risk of starting shooting or shutting down, and the allomeric function of touch control screen can't be affected because mains switch is set, and still possesses touch control screen convenience and flexibility in the use.
Description of drawings
Fig. 1 is the block diagram of a kind of thermoinduction mains switch of the present utility model;
Fig. 2 is an electronic installation exploded view of the present utility model; And
Fig. 3 is an electronic device appearance top view of the present utility model.
Component symbol in graphic be following shown in: 1, electronic installation; 10, housing; 11, touch control type screen; 12, accommodation space; 13, opening; 20, the thermoinduction unit; 30, power supply unit; 31, power supply chip.
Embodiment
Below in conjunction with embodiment, further set forth the utility model:
See also Fig. 1, it is the block diagram of thermoinduction mains switch of the present utility model, and it comprises electronic installation 1, touch control type screen 11, thermoinduction unit 20 and power supply unit 30.Touch control type screen 11, thermoinduction unit 20 and power supply unit 30 are arranged in the electronic installation 1, and power supply unit 30 is provided with power supply chip 31.Thermoinduction unit 20 is connected with touch control type screen 11, and electrically connects with power supply chip 31, and power supply unit 30 electrically connects with touch control type screen 11 and electronic installation 1 again.
See also Fig. 2, it is an electronic installation exploded view of the present utility model.Among the figure, electronic installation 1 comprises housing 10, thermoinduction unit 20 and power supply unit 30, and wherein, housing 10 is provided with accommodation space 12, and accommodation space 12 has an opening 13 on the one side of housing 10, and touch control type screen 11 covers opening 13.Thermoinduction unit 20 and power supply unit 30 are arranged in the accommodation space 12, and thermoinduction unit 20 is posted by touch control type screen 11, wherein, power supply unit 30 is provided with power supply chip 11 and electrically connects with thermoinduction unit 20, and power supply unit 30 electrically connects with electronic installation 1 and touch control type screen 11.
In this embodiment, electronic installation 1 is the mobile phone with touch control type screen 11 of electric resistance touch-control panel, and thermoinduction unit 20 is an infrared inductor, but is not limited to this.Thermoinduction unit 20 is in order to the detecting external heat source, it is set with a temperature threshold value, when the temperature of the corresponding touch control type screen of the external heat source detected between the temperature threshold value that sets, then the 20 pairs of power supply chips 31 in thermoinduction unit send first signal, and power supply chip 31 sends second signal according to first signal to power supply unit 30 again and electric power is provided or stops to provide electric power to drive 30 pairs of touch control type screens 11 of power supply unit and electronic installation 1.In this embodiment, external heat source is user's a finger, and the temperature threshold value is 30 ℃ to 38 ℃, but is not limited to this.
And in this embodiment, start shooting or shutdown because false touch causes for avoiding, thermoinduction unit 20 further is set with a time threshold value, the condition that makes thermoinduction unit 20 send first signal must be to detect the temperature of the corresponding touch control type screen 11 of external heat source between the temperature threshold value that sets, and reach the time period threshold value time of contact, just can send first signal and give power supply chip 31, in this embodiment, for avoiding false touch or misoperation, the time period threshold value is set at 3 seconds, but is not limited to this.
See also Fig. 2 and Fig. 3, wherein Fig. 3 is an electronic device appearance top view of the present utility model.Among the figure, touch panel 11 covers on the opening 13 of housing 10, covers accommodation space 12 and opening 13, also covers thermoinduction unit 20 in the lump.In this embodiment, thermoinduction unit 20 is the lower right sides that are arranged at touch control type screen 11, but is not limited to this.
When wanting the power supply of unlocking electronic device 1, the user will point the position that (figure does not show) is placed on relatively hot sensing unit 20 on the touch control type screen 11, and keep at least 3 seconds of contact, because the normal value of human finger temperature approximately is 32 ℃ to 35 ℃, therefore thermoinduction unit 20 detects temperature between 32 ℃ to 35 ℃ and surpass the external heat source in 3 seconds time of contact, the temperature threshold value and the time threshold value that are set in thermoinduction unit 20 have been reached, so power supply chip 31 is sent first signal, then power supply chip 31 receives first signals and power supply unit 30 is sent second signal, and power supply unit 30 being opened make provides electric power to electronic installation 1 and touch control type screen 11.
Otherwise, if will close the power supply of closing electronic device 1, also finger is placed on the position of relatively hot sensing unit 20 on the touch control type screen 11, and keeps at least 3 seconds of contact, then power supply unit 30 promptly stops to provide electric power to electronic installation 1.
By the utility model, the entity mains switch need be set on the housing 10 of electronic installation 1, and the mass action of touch control type screen 11 can not be affected because of the setting of thermoinduction unit 20, reach the consistency and the globality of appearance design, and reduce the situation of starting shooting or shutting down because of the mains switch of false touch entity.
But above-mentioned embodiment is exemplary, is to be the restriction that this patent is comprised scope in order better to make those skilled in the art can understand this patent, can not to be interpreted as; So long as according to spirit that this patent discloses done anyly be equal to change or modify, all fall into the scope that this patent comprises.
Claims (8)
1. a thermoinduction mains switch is applicable to the electronic installation with touch control type screen, it is characterized in that:
Comprise:
One housing has at least one opening, have an accommodation space between described opening and described housing, and described touch control type screen covers described opening;
One thermoinduction unit is arranged at described accommodation space, and towards described opening and be adjacent to described touch control type screen, in order to detecting an external heat source, and produces one first signal; And
One power supply unit is located at described accommodation space, and it comprises:
One power supply chip electrically connects with described thermoinduction unit, and described power supply chip receives described first signal, and produces one second signal according to described first signal and drive described power supply unit and change described electronic installation one power supply state.
2. thermoinduction mains switch according to claim 1, it is characterized in that: described thermoinduction unit is set with a temperature threshold value, when the temperature of the corresponding described touch control type screen of described external heat source reaches described temperature threshold value, described thermoinduction unit produces described first signal.
3. thermoinduction mains switch according to claim 2, it is characterized in that: described thermoinduction unit is set with a time threshold value, when the temperature and time of the corresponding described touch control type screen of described external heat source reaches described temperature threshold value and described time period threshold value respectively, described thermoinduction unit produces described first signal.
4. thermoinduction mains switch according to claim 1 is characterized in that: described power supply state for provide electric power or stop supplies electric power one of them.
5. thermoinduction mains switch according to claim 1 is characterized in that: described thermoinduction unit is an infrared inductor.
6. thermoinduction mains switch according to claim 1 is characterized in that: described touch control type screen is electric resistance touch-control panel or capacitance type touch-control panel.
7. thermoinduction mains switch according to claim 1 is characterized in that: described power supply unit is carbon zinc battery, rechargeable battery or lithium battery.
8. thermoinduction mains switch according to claim 1 is characterized in that: described electronic installation is notebook computer, mobile phone, e-book, guider or game machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202264995U CN201699680U (en) | 2010-06-13 | 2010-06-13 | Heat-sensitive power switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202264995U CN201699680U (en) | 2010-06-13 | 2010-06-13 | Heat-sensitive power switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201699680U true CN201699680U (en) | 2011-01-05 |
Family
ID=43400925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202264995U Expired - Fee Related CN201699680U (en) | 2010-06-13 | 2010-06-13 | Heat-sensitive power switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201699680U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015117436A1 (en) * | 2014-07-21 | 2015-08-13 | 深圳市中兴微电子技术有限公司 | Control circuit and terminal |
| CN107565949A (en) * | 2017-08-24 | 2018-01-09 | 珠海格力电器股份有限公司 | Capacitive touch key sensing device and method |
-
2010
- 2010-06-13 CN CN2010202264995U patent/CN201699680U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015117436A1 (en) * | 2014-07-21 | 2015-08-13 | 深圳市中兴微电子技术有限公司 | Control circuit and terminal |
| US10033380B2 (en) | 2014-07-21 | 2018-07-24 | Sanechips Technology Co., Ltd | Control circuit and terminal |
| CN107565949A (en) * | 2017-08-24 | 2018-01-09 | 珠海格力电器股份有限公司 | Capacitive touch key sensing device and method |
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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: 20110105 Termination date: 20140613 |
|
| EXPY | Termination of patent right or utility model |