CN206004639U - It is applied to the power control circuit of the photoswitch of air-conditioner - Google Patents
It is applied to the power control circuit of the photoswitch of air-conditioner Download PDFInfo
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- CN206004639U CN206004639U CN201620884332.5U CN201620884332U CN206004639U CN 206004639 U CN206004639 U CN 206004639U CN 201620884332 U CN201620884332 U CN 201620884332U CN 206004639 U CN206004639 U CN 206004639U
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Abstract
The utility model discloses a kind of power control circuit of the photoswitch being applied to air-conditioner, this circuit includes：Input power；Control port, is connected with air-conditioner main control chip；ON-OFF control circuit, first end is connected with control port, and the second end is connected with input power, and the 3rd end is connected with the photoswitch of air-conditioner, for the control signal being inputted by control port according to air-conditioner main control chip, controls obtaining of photoswitch whether electric.Photoswitch within when this utility model solves that in prior art, air-conditioner is standby is constantly in obtain electricity condition, causes the brief problem of its service life, improves photoswitch service life, further, also improves user experience.
Description
Technical field
This utility model is related to air-conditioning technical field, in particular to a kind of photoswitch being applied to air-conditioner
Power control circuit.
Background technology
When existing air-conditioner is in standby, the internal photoswitch that it uses be always all electric, long term time is in
This situation easily makes photoswitch that the sensitivity of light is decayed, and service life significantly shortens, and affects Consumer's Experience.
For air-conditioner in correlation technique when standby within photoswitch be constantly in obtain electricity condition, cause it to use the longevity
Order brief problem, not yet propose at present to efficiently solve scheme.
Utility model content
This utility model provides a kind of power control circuit of the photoswitch being applied to air-conditioner, existing at least to solve
There is the photoswitch within when air-conditioner is standby in technology to be constantly in obtain electricity condition, cause the brief problem of its service life.
For solving above-mentioned technical problem, this utility model provides a kind of power supply control of the photoswitch being applied to air-conditioner
Circuit processed, including：Input power；Control port, is connected with air-conditioner main control chip；ON-OFF control circuit, first end and control
Port connects, and the second end is connected with input power, and the 3rd end is connected with the photoswitch of air-conditioner, for according to air-conditioner master control
The control signal that chip is inputted by control port, controls obtaining of photoswitch whether electric.
Further, ON-OFF control circuit includes：First audion, base stage is connected with control port by first resistor,
Colelctor electrode is connected with input power, and emitter stage is connected with the photoswitch of air-conditioner；First reserved resistance, first end is respectively with the
The colelctor electrode of one audion and input power connect, and the second end is established by cable with the emitter stage of the first audion and the light of air-conditioner respectively
Close and connect.
Further, the first reserved resistance is reserved with for by the interface of this first reserved resistance short circuit.
Further, ON-OFF control circuit includes：Second audion, base stage is connected with control port by second resistance,
Colelctor electrode is connected with the first end of the 4th resistance, and emitter stage is connected with 3rd resistor second end；3rd resistor, first end and second
The base stage of audion connects, and the second end is connected with earth signal；3rd audion, base stage is connected with the second end of the 4th resistance, sends out
Emitter-base bandgap grading is connected with input power, and colelctor electrode is connected with the photoswitch of air-conditioner；5th resistance, first end and the 3rd audion
Base stage connects, and the primary nodal point between the second end and the emitter stage of input power and the 3rd audion is connected；Second reserved resistance,
First end is connected to primary nodal point, and the second end is connected with the colelctor electrode of the 3rd audion and the photoswitch of air-conditioner respectively.
Further, the second reserved resistance is reserved with for by the interface of this second reserved resistance short circuit.
Further, the first audion is NPN type triode.
Further, the first audion is 9013 audions.
Further, the second audion is NPN type triode, and the second audion is PNP type triode.
Further, the second audion is 9013 audions, and the 3rd audion is 8550 audions.
Further, input power is 5V.
In this utility model, ON-OFF control circuit is set in air-conditioner, using its turn-on logic, in conjunction with air-conditioning work
State, must whether electric be controlled to air-conditioner inside photoswitch.Air-conditioner main control chip passes through to send high level or low
The on or off of the control signal controlling switch control circuit of level, thus control photoswitch electric or off-position.
When air-conditioner is in holding state, air-conditioner main control chip can send controlling switch control circuit shutoff signal so that
Photoswitch, not being in obtain electricity condition, efficiently solves photoswitch within when air-conditioner is standby in prior art always
It is in obtain electricity condition, causes the brief problem of its service life, improve photoswitch service life, further, also improve
User experience.
Brief description
Fig. 1 is that one kind of the power control circuit of the photoswitch being applied to air-conditioner of this utility model embodiment is optional
Structured flowchart；
Fig. 2 is that one kind of the power control circuit of the photoswitch being applied to air-conditioner of this utility model embodiment is optional
Circuit diagram；And
Fig. 3 is that the another kind of the power control circuit of the photoswitch being applied to air-conditioner of this utility model embodiment can
The circuit diagram of choosing.
Specific embodiment
Here will in detail exemplary embodiment be illustrated, its example is illustrated in the accompanying drawings.Explained below is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with this utility model.On the contrary, they be only with such as
The example of the consistent apparatus and method of some aspects being described in detail in appended claims, of the present utility model.
Embodiment 1
Below in conjunction with the accompanying drawings the power control circuit of the photoswitch being applied to air-conditioner that this utility model provides is entered
Row explanation.
The power control circuit of the photoswitch being applied to air-conditioner that this utility model provides can apply in domestic or
The inside in market comprises on the air-conditioner of photoswitch, and meanwhile, applying also for other does not need the electric of long-term electric work
The control of element (as heater strip etc.).Fig. 1 illustrates a kind of optional structured flowchart of the power control circuit of photoswitch, such as schemes
Shown in 1, the power control circuit that this is applied to the photoswitch of air-conditioner includes：
Input power 10；
Control port 20, is connected with air-conditioner main control chip；
ON-OFF control circuit 30, first end is connected with control port 20, and the second end is connected with input power 10, and the 3rd end is used
It is connected in the photoswitch 40 with air-conditioner, this ON-OFF control circuit is used for defeated by control port according to air-conditioner main control chip
The control signal entering, controls obtaining of photoswitch whether electric.
In an optional embodiment, there is provided a kind of ON-OFF control circuit specific embodiment, specifically, such as
Shown in Fig. 2, ON-OFF control circuit includes：
Second audion Q8, base stage 1 is connected with control port GDKG_POWER by second resistance R36, colelctor electrode 3 and
The first end of four resistance R146 connects, and emitter stage 2 is connected with 3rd resistor R37 second end；
3rd resistor R37 first end is connected with the base stage of the second audion, and the second end is connected with earth signal GND；
3rd audion Q7, base stage 2 is connected with second end of the 4th resistance R146, and emitter stage 1 is with input power+5V even
Connect, colelctor electrode 3 is connected with CTRL_5 end points, for being connected with the photoswitch of air-conditioner；
5th resistance R32 first end is connected with the base stage of the 3rd audion Q7, the second end and input power+5V and the three or three
Primary nodal point between the emitter stage of pole pipe Q7 connects；
Second reserved resistance R21 first end is connected to primary nodal point, the second end colelctor electrode with the 3rd audion Q7 respectively
Connect with CTRL_5 end points.Preferably, the second reserved resistance is reserved with for by the interface of this second reserved resistance short circuit, needing
Shield photoswitch power control function, then resistance R21 can be reserved with short circuit second.
Wherein it is preferred to, the second audion Q8 is 9013 audions, and the 3rd audion Q7 is 8550 audions.
Circuit control principle shown in Fig. 2 is as follows：
When starting of air conditioner, main control chip sends control signal situation by I/O mouth controller end：
1.GDKG_POWER sends out high level signal：Audion Q8 (9013) and Q7 (8550) is respectively turned on, and CTRL_5V exports
Voltage 5V；
2.GDKG_POWER sends out low level signal：Audion Q8 (9013) and Q7 (8550) ends respectively, and CTRL_5V is no electric
Pressure output；
It is embodied as case：
As a cabinet air-conditioner wind-guiding panel liftable, close when standby, open during operating；Slidable panels use photoswitch
Make position-limiting action.
1. when air-conditioning is started shooting, panel is fallen, and photoswitch need to be energized detection panel lower limit, and now master control makes GDKG_
POWER sends out high level signal, and photoswitch obtains electric work from CTRL_5V；
2. during air-conditioning normal operation, panel need not lift, and now master control makes GDKG_POWER send out low level signal, and light is established by cable
Pass can not obtain electric work；
3. when air-conditioning shuts down, panel rises, and photoswitch need to be energized detection panel upper limit, and now master control makes GDKG_
POWER sends out high level signal, and photoswitch obtains electric work from CTRL_5V；
4. to shield photoswitch power control function, then need short circuit R21 resistance it is ensured that GTRL_5V obtain for a long time+
5V power supply.
It should be noted that the power control circuit of the photoswitch of above-mentioned Fig. 2 offer applies also for other not needing to grow
Phase obtains the electrical equipment (as heater strip etc.) of electric work.When implementing, air-conditioner main control chip is substituted for corresponding application
The controller of scene, photoswitch replaces with corresponding electrical equipment.
As need consider product cost, supply electricity to low current device (photoswitch etc.), it is possible to use circuits below (Fig. 2) generation
For (Q7 rated current is larger, and such as current condition meets, can be directly using Q8 controller)；In an optional embodiment
In, there is provided another kind of ON-OFF control circuit specific embodiment, the application scenarios of this embodiment can be：Need to consider to produce
Product cost, supplies electricity to the situation of low current device (photoswitch etc.), and Q7 rated current is larger, and such as current condition meets, permissible
Directly use Q8 controller, referring specifically to circuit diagram shown in Fig. 3：
In figure 3, ON-OFF control circuit includes：
First audion Q8, base stage 1 is connected with control port by first resistor R36, colelctor electrode 3 and input power+5V
Connect, emitter stage 2 is connected with CTRL_5 end points, for being connected with the photoswitch of air-conditioner；
First reserved resistance R21, first end is connected with the colelctor electrode of the first audion and input power respectively, and the second end is divided
It is not connected with the emitter stage of the first audion and the photoswitch of air-conditioner.Preferably, the first reserved resistance is reserved with for inciting somebody to action
The interface of this first reserved resistance short circuit.
It can be seen from the foregoing description that the embodiment of the present application arranges ON-OFF control circuit in air-conditioner, led using it
Logical logic, in conjunction with air-conditioning work state, must whether electric be controlled to air-conditioner inside photoswitch.Air-conditioner main control chip
By sending the on or off of high level or low level control signal controlling switch control circuit, thus controlling photoswitch
Electric or off-position.When air-conditioner is in holding state, air-conditioner main control chip can send controlling switch and control electricity
The signal that road turns off so that photoswitch is not being in obtain electricity condition, when efficiently solving that in prior art, air-conditioner is standby
Internal photoswitch is constantly in obtain electricity condition, causes the brief problem of its service life, improves photoswitch service life,
Further, also improve user experience.
Those skilled in the art, after considering description and putting into practice utility model disclosed herein, will readily occur to this practicality
New other embodiments.The application is intended to any modification of the present utility model, purposes or adaptations, these
Modification, purposes or adaptations are followed general principle of the present utility model and are included the non-utility model of this utility model
Common knowledge in the art or conventional techniques.Description and embodiments are considered only as exemplary, and this practicality is new
The true scope of type and spirit are pointed out by claim below.
It should be appreciated that this utility model is not limited to be described above and accurate knot illustrated in the accompanying drawings
Structure, and various modifications and changes can carried out without departing from the scope.Scope of the present utility model only will by appended right
Ask to limit.
Claims (10)
1. a kind of power control circuit of the photoswitch being applied to air-conditioner is it is characterised in that include：
Input power；
Control port, is connected with air-conditioner main control chip；
ON-OFF control circuit, first end is connected with described control port, and the second end is connected with described input power, the 3rd end with empty
The photoswitch adjusting device connects, and for the control signal being inputted by control port according to air-conditioner main control chip, controls described
Whether electric obtaining of photoswitch be.
2. circuit according to claim 1 is it is characterised in that described ON-OFF control circuit includes：
First audion, base stage is connected with described control port by first resistor, and colelctor electrode is connected with described input power, sends out
Emitter-base bandgap grading is connected with the photoswitch of described air-conditioner；
First reserved resistance, first end is connected with the colelctor electrode of described first audion and input power respectively, and the second end is respectively
It is connected with the emitter stage of described first audion and the photoswitch of described air-conditioner.
3. circuit according to claim 2 is it is characterised in that the described first reserved resistance is reserved with for this is first pre-
Stay the interface of resistance short circuit.
4. circuit according to claim 1 is it is characterised in that described ON-OFF control circuit includes：
Second audion, base stage is connected with described control port by second resistance, and the first end of colelctor electrode and the 4th resistance is even
Connect, emitter stage is connected with 3rd resistor second end；
Described 3rd resistor, first end is connected with the base stage of described second audion, and the second end is connected with earth signal；
3rd audion, base stage is connected with the second end of described 4th resistance, and emitter stage is connected with described input power, colelctor electrode
It is connected with the photoswitch of described air-conditioner；
5th resistance, first end is connected with the base stage of described 3rd audion, the second end and described input power and the described 3rd
Primary nodal point between the emitter stage of audion connects；
Second reserved resistance, first end is connected to described primary nodal point, the second end colelctor electrode with described 3rd audion respectively
Connect with the photoswitch of described air-conditioner.
5. circuit according to claim 4 is it is characterised in that the described second reserved resistance is reserved with for this is second pre-
Stay the interface of resistance short circuit.
6. circuit according to claim 2 is it is characterised in that described first audion is NPN type triode.
7. circuit according to claim 2 is it is characterised in that described first audion is 9013 audions.
8. circuit according to claim 4 it is characterised in that described second audion be NPN type triode, described second
Audion is PNP type triode.
9. circuit according to claim 4 it is characterised in that described second audion be 9013 audions, the described 3rd
Audion is 8550 audions.
10. the circuit according to any one of claim 1 to 7 is it is characterised in that described input power is 5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620884332.5U CN206004639U (en) | 2016-08-15 | 2016-08-15 | It is applied to the power control circuit of the photoswitch of air-conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620884332.5U CN206004639U (en) | 2016-08-15 | 2016-08-15 | It is applied to the power control circuit of the photoswitch of air-conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN206004639U true CN206004639U (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620884332.5U Active CN206004639U (en) | 2016-08-15 | 2016-08-15 | It is applied to the power control circuit of the photoswitch of air-conditioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109240147A (en) * | 2017-07-11 | 2019-01-18 | 苏州力耀新能源科技有限公司 | A kind of infant industry door machine controller |
-
2016
- 2016-08-15 CN CN201620884332.5U patent/CN206004639U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109240147A (en) * | 2017-07-11 | 2019-01-18 | 苏州力耀新能源科技有限公司 | A kind of infant industry door machine controller |
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