CN205606847U - Fan is from central air conditioning energy -saving control system of opening and close - Google Patents
Fan is from central air conditioning energy -saving control system of opening and close Download PDFInfo
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- CN205606847U CN205606847U CN201620214434.6U CN201620214434U CN205606847U CN 205606847 U CN205606847 U CN 205606847U CN 201620214434 U CN201620214434 U CN 201620214434U CN 205606847 U CN205606847 U CN 205606847U
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Abstract
The utility model discloses a fan is from central air conditioning energy -saving control system of opening and close, a serial communication port, including the singlechip, the display screen that all is connected with the singlechip, central air conditioning host computer, fan motor, air -out controlling means, power and AD analog to digital conversion circuit, the signal filtering amplifier circuit who is connected with AD analog to digital conversion circuit to and the temperature sensor who is connected with signal filtering amplifier circuit, signal filtering amplifier circuit includes the signal amplifier circuit that output that signal filtering receiving circuit that the input is connected and input and signal connect filtering to receive the circuit is connected with temperature sensor, signal amplification circuit's output is connected with AD analog to digital conversion circuit. The utility model discloses a temperature signal that singlechip accessible temperature sensor gathered controls opening or closing of central air conditioning host computer, fan motor, air -out controlling means, thereby makes the utility model discloses can realize energy -conserving requirement.
Description
Technical field
This utility model relates to technical field of electronic equipment, specifically refers to a kind of blower fan from the central air-conditioning opened and closed
Energy-saving control system.
Background technology
Traditional central air-conditioning is when electric power starting, and all of blower fan all can be opened, and water pump is in full speed running
State.Such that make some room reach design temperature, but owing to other rooms are not reaching to
Design temperature, and the blower fan reaching the room of design temperature cannot be made out of service, thus result in unnecessary
Power wastage.
Existing central air conditioning system, for solving the problems referred to above, is installed temperature controller in each room and is examined
Survey and set the temperature in this room, and result is transferred to microcomputer controller, through microcomputer controller analysis
Rear output signal controls the opening and closing of each room Electric air valve respectively.But, this control system can not be closed
Close the air outlet of central air-conditioning, still have cold air or steam to enter room after the opening and closing of Electric air valve, other
The refrigeration in room or the efficiency that heats can not get improving, meanwhile, this control system can not adjust temperature in room
The rate of change of degree, therefore, this control system can not well realize the requirement of saves energy.
Utility model content
The purpose of this utility model is to overcome existing central air conditioning system can not realize energy-conservation lacking
Fall into, it is provided that a kind of blower fan is from the controlling system of central air conditioner opened and closed.
The purpose of this utility model is achieved through the following technical solutions: a kind of blower fan is from the central hollow regulation opened and closed
Energy control system, including single-chip microcomputer, the display screen being all connected with single-chip microcomputer, central air conditioner main machine, blower fan
Motor, air-out control device, power supply and AD analog to digital conversion circuit, are connected with AD analog to digital conversion circuit
Signal filtering amplifying circuit, and the temperature sensor being connected with signal filtering amplifying circuit；Described signal
Filter amplification circuit includes that the signal filtering that input is connected with temperature sensor receives circuit, and input
The signal amplification circuit that the outfan of circuit is connected is received with signal filtering；Described signal amplification circuit defeated
Go out end to be connected with AD analog to digital conversion circuit.
Described signal receiving circuit by amplifier P2, P pole sequentially after resistance R12 and resistance R16 with amplification
The positive pole of device P2 is connected, N pole is collectively forming signal filtering reception circuit with the outfan of amplifier P2
The diode D5 of outfan, positive pole is connected with the N pole of diode D5, negative pole after resistance R17 with put
Polar capacitor C7, the P pole that the positive pole of big device P2 is connected after resistance R14 with the negative pole of polar capacitor C7
Be connected, diode D6 that N pole outfan with amplifier P2 after resistance R22 is connected, one end with
The resistance R18 that the negative pole of polar capacitor C7 is connected, the other end is connected with the N pole of diode D6, with
And P pole is sequentially connected through resistance R15 junction point with resistance R12 with resistance R16 after resistance R13,
The diode D7 group that N pole is sequentially connected through resistance R23 outfan with amplifier P2 after resistance R24
Become；The minus earth of described amplifier P2；The junction point of described resistance R16 and resistance R12 is filtered as signal
Ripple receives the input of circuit.
Described signal amplification circuit is by amplifier P3, amplifier P4, audion VT2, and negative pole is through resistance R19
The polar capacitor C8 that negative pole with amplifier P3 is connected afterwards, positive pole is connected with the outfan of amplifier P3,
Negative pole is connected with amplifier P4 outfan after resistance R25, positive pole after resistance R20 with amplifier P3
Polar capacitor C9, the P pole that is connected of outfan after adjustable resistance R21 with the emitter stage of audion VT2
Be connected, diode D8 that N pole is connected with the outfan of amplifier P4, and negative pole and amplifier P4
The polar capacitor C10 that positive pole is connected, positive pole outfan with amplifier P4 after inductance L is connected
Composition；The base stage of described audion VT2 is connected with the positive pole of amplifier P3, the collection of this audion VT2
Electrode ground connection；The positive pole of described amplifier P4 is connected with the outfan of amplifier P2, this amplifier P4's
Minus earth, meanwhile, the outfan of this amplifier P4 is as the outfan of signal amplification circuit.
Described AD analog to digital conversion circuit includes conversion chip U, and the letter being all connected with conversion chip U
Number receive circuit and signal output apparatus；The input of described signal receiving circuit is connected with temperature sensor；
The outfan of described signal output apparatus is connected with single-chip microcomputer.
Described signal receiving circuit by amplifier P1, field effect transistor MOS, positive pole after resistance R2 with amplification
Polar capacitor C1, the P pole warp that the outfan of device P1 is connected, negative pole is connected with the positive pole of amplifier P1
After resistance R1, the positive pole with amplifier P1 is connected, N pole is connected with the source electrode of field effect transistor MOS two
Pole pipe D1, positive pole is connected with the negative input of amplifier P1, the polar capacitor C2 of minus earth, negative
The polarity that pole is connected with the VIN pin of conversion chip U, positive pole is connected with the outfan of amplifier P1
Electric capacity C3, P pole is connected with the outfan of amplifier P1, N pole after resistance R4 with conversion chip U's
The diode D2 that CS pin is connected, and P pole after resistance R3 with the grid phase of field effect transistor MOS
The diode D3 composition that connection, N pole are connected with the LD pin of conversion chip U after adjustable resistance R5；
The grounded drain of described field effect transistor MOS；The positive pole of described amplifier P1 and the outfan phase of amplifier P4
Connect.
Described signal output apparatus by audion VT1, positive pole is connected with the PWM pin of conversion chip U,
The polar capacitor C5 that negative pole is sequentially connected through resistance R6 base stage with audion VT1 after resistance R7,
Negative pole emitter stage with audion VT1 after resistance R11 is connected, positive pole after resistance R10 with resistance
The polar capacitor C6 that the junction point of R6 and resistance R7 is connected, negative pole is connected with the base stage of audion VT1,
The polar capacitor C4 that positive pole is connected with the GATE pin of conversion chip U, and P pole is sequentially through resistance
After R9 and resistance R8 the base stage with audion VT1 be connected, the OUT pin of N pole and conversion chip U
The diode D4 composition being connected；The grounded collector of described audion VT1；Described polar capacitor C6's
Negative pole is as the outfan of signal output apparatus；The GND pin ground connection of described conversion chip U.
For guaranteeing practical effect of the present utility model, described air-out controls device and includes being connected with single-chip microcomputer
The motor connect, and the air outlet slide plate being connected with motor；Described motor is connected with single-chip microcomputer；Described
Temperature sensor is DS18B20 temperature sensor；Described display screen is the LCDs with touch function；
Described conversion chip U is the integrated chip of HV9910B.
This utility model compared with the prior art, has the following advantages and beneficial effect:
(1) of the present utility model by temperature sensor, the temperature of central air-conditioning range is acquired also
Compare with design temperature in single-chip microcomputer, single-chip microcomputer in time air-out is controlled according to the result of comparison device,
Blower motor, central air conditioner main machine are controlled；Meanwhile, single-chip microcomputer is also by temperature sensor collection
Temperature analysis draw the rate temperature change in room, ensure that the central hollow that this control system controls
The energy can effectively be saved in tune.
(2) temperature sensor can be passed by the signal filter circuit in signal filtering amplifying circuit of the present utility model
Interference signal in defeated temperature signal eliminates, and meanwhile, the signal in signal filtering amplifying circuit amplifies
Circuit will process after temperature signal amplify after be transferred to AD analog to digital conversion circuit, it is ensured that AD analog digital conversion
The accuracy of the signal of circuit output.
(3) the temperature letter that signal filtering amplifying circuit can be transmitted by AD analog to digital conversion circuit of the present utility model
Garbage signal in number eliminates, and can be transferred to after the temperature signal after processing is converted to data signal
Single-chip microcomputer, it is ensured that the accuracy of the temperature data signal that single-chip microcomputer receives, thus improve this control system
The accuracy controlled.
(4) temperature sensor of the present utility model is DS18B20 temperature sensor, the property of this temperature sensor
Can be stable, the scope gathering information is wide, can accurately be acquired the temperature in acquisition range.
(5) this utility model display screen is the LCDs with touch function, and this LCDs is easy to
People are to indoor temperature and rate temperature change regulation.
(6) air-out of the present utility model controls device and can control the air output of central air-conditioning, can effectively control
Temperature in central air-conditioning range.
Accompanying drawing explanation
Fig. 1 is overall structure block diagram of the present utility model.
Fig. 2 is the electrical block diagram of AD analog to digital conversion circuit of the present utility model.
Fig. 3 is the electrical block diagram of signal filtering amplifying circuit of the present utility model.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in further detail, but enforcement of the present utility model
Mode is not limited to this.
Embodiment
As it is shown in figure 1, a kind of blower fan of the present utility model is from the controlling system of central air conditioner opened and closed, bag
Including single-chip microcomputer, the display screen that is all connected with single-chip microcomputer, central air conditioner main machine, blower motor, air-out control
Device, power supply and AD analog to digital conversion circuit, electricity is amplified in the signal filtering being connected with AD analog to digital conversion circuit
Road, and the temperature sensor being connected with signal filtering amplifying circuit.Wherein, described AD analog digital conversion
Circuit is as in figure 2 it is shown, it includes conversion chip U, and signal filtering receives circuit, and signal output apparatus.
For guaranteeing reliability service of the present utility model, described single-chip microcomputer the most preferentially have employed stable performance
The integrated chip of LPD6803, the DIN pin of the integrated chip of this LPD6803 is connected with display screen, VCC
Pin is connected with power supply, and OUT1 pin is connected with central air conditioner main machine, OUT2 pin and blower motor
Being connected, OUT3 pin controls device with air-out and is connected.Described power supply is 12V DC voltage, should
12V DC voltage is that single-chip microcomputer is powered.
During operation, this temperature sensor the most preferentially have employed has the advantages such as accuracy is high, sensitivity is strong
DS18B20 temperature sensor realizes.This temperature sensor will gather central air-conditioning range in its
In a room temperature information through signal filtering amplifying circuit export, this signal filtering amplifying circuit is by temperature
The temperature signal of sensor transmissions is transferred to AD analog to digital conversion circuit after being filtered amplifying, and this AD modulus turns
Change circuit can be entered by the useless signal of disturbing in the temperature signal of the central air-conditioning range that temperature sensor is transmitted
Row eliminates, and can be transferred to single-chip microcomputer after the temperature signal after processing is converted to data signal.Described monolithic
Temperature value and rate temperature change is prestored, the temperature data that temperature sensor is gathered by this single-chip microcomputer in machine
Compare with the temperature value of its internal memory, and control central air conditioner main machine, blower fan electricity according to the result of comparison
Machine, air-out control being turned on and off of device.Described air-out controls device and includes motor, and is connected with motor
The air outlet slide plate connect, this motor drives air outlet slide plate by the control electric current of single-chip microcomputer, this air outlet
Slide plate is then for adjusting the air output in air port.
When central air-conditioning is in refrigeration work state, if the temperature in certain room is reduced in single-chip microcomputer
During preset temperature, the information collected is sent to single-chip microcomputer by temperature sensor, and single-chip microcomputer stops blower fan
Motor output driving current, now, blower motor shuts down.Meanwhile, single-chip microcomputer air outlet controls device
Motor output driving current, air port control device motor rotation, drive air outlet slide plate rotate, make wind
Mouth slide plate encloses air port, and central air-conditioning just will not provide cold air or steam to this room again.Meanwhile, because being somebody's turn to do
The closedown propping up air port improves the efficiency freezed or heat in other room, thus decreases central air-conditioning work
Time, i.e. saved electric energy.
If during the temperature that temperature sensor the collects temperature preset higher than in single-chip microcomputer, single-chip microcomputer then exports
Driving electric current air outlet to control the motor of device, motor starts running and drives slide plate slides to open air outlet, single
Sheet machine simultaneously fan motor output driving current, makes blower motor operate, start under the effect of blower fan for
Cold air or steam is provided, temperature preset in making the temperature of indoor reach single-chip microcomputer in room.At central air-conditioning
During the temperature preset in all reaching single-chip microcomputer of the temperature in the room in the range of use, single-chip microcomputer then stops output
Electric current is driven to quit work to central air conditioner main machine, central air conditioner main machine.
Meanwhile, single-chip microcomputer is also by the change that the temperature analysis of temperature sensor collection goes out the temperature in room
Changing speed, when in the room that single-chip microcomputer analysis obtains, rate temperature change is different from setting value, single-chip microcomputer exports
The different rotating speeds driving electric current to control blower motor, and control the driven by motor air-out of air port control device
Mouth slide plate slides, i.e. adjusts size and the air output in air port, makes the rate temperature change in room and setting
Rate temperature change keep consistent.
Display screen in this utility model is the LCDs with touch function, it is simple to people are the most right
Temperature in rate temperature change and room is adjusted.
As in figure 2 it is shown, described AD analog to digital conversion circuit includes conversion chip U, signal receiving circuit, and
Signal output apparatus；Described signal filtering reception electricity routing amplifier P1, field effect transistor MOS, resistance R1,
Resistance R2, resistance R3, resistance R4, adjustable resistance R5, polar capacitor C1, polar capacitor C2, polarity
Electric capacity C3, diode D1, diode D2, and diode D3 form.
During connection, the positive pole of polar capacitor C1 outfan with amplifier P1 after resistance R2 is connected, negative
Pole is connected with the positive pole of amplifier P1.The P pole of diode D1 after resistance R1 with amplifier P1 just
Pole is connected, N pole is connected with the source electrode of field effect transistor MOS.The positive pole of polar capacitor C2 and amplifier
The negative input of P1 is connected, minus earth.The negative pole of polar capacitor C3 and the VIN of conversion chip U
Pin is connected, positive pole is connected with the outfan of amplifier P1.The P pole of diode D2 and amplifier P1
Outfan be connected, N pole CS pin with conversion chip U after resistance R4 is connected.Diode
The P pole of D3 grid with field effect transistor MOS after resistance R3 is connected, N pole is after adjustable resistance R5
It is connected with the LD pin of conversion chip U.The grounded drain of described field effect transistor MOS；Described amplifier
The positive pole of P1 is connected with the outfan of amplifier P4.
Further, described signal output apparatus by audion VT1, resistance R6, resistance R7, resistance R8,
Resistance R9, resistance R10, resistance R11, polar capacitor C4, polar capacitor C5, polar capacitor C6, with
And diode D4 composition.
During connection, the positive pole of polar capacitor C5 is connected with the PWM pin of conversion chip U, negative pole sequentially
It is connected through resistance R6 base stage with audion VT1 after resistance R7.The negative pole of polar capacitor C6 is through electricity
Resistance R11 after be connected with the emitter stage of audion VT1, positive pole after resistance R10 with resistance R6 and resistance
The junction point of R7 is connected.The negative pole of polar capacitor C4 is connected with the base stage of audion VT1, positive pole with
The GATE pin of conversion chip U is connected.The P pole of diode D4 is sequentially through resistance R9 and resistance R8
Base stage with audion VT1 is connected afterwards, N pole is connected with the OUT pin of conversion chip U.Described
The grounded collector of audion VT1；The negative pole of described polar capacitor C6 is as the output of signal output apparatus
The FB pin of end chip integrated with LPD6803 is connected；The GND pin of described conversion chip U connects
Ground.
During operation, amplifier P1 in AD analog to digital conversion circuit and field effect transistor MOS and polar capacitor
The signal filtering that C1 is formed receives circuit and is disappeared by the interference signal in the temperature signal of temperature sensor collection
Removing, meanwhile, the temperature signal converted chip U after process is converted to data signal after processing, this number
The signal that the number of it is believed that is formed through audion VT1 and polar capacitor C5 and diode D4 and polar capacitor C6
Output circuit exports after being filtered.For preferably implementing this utility model, described conversion chip U is the most preferential
The integrated chip of HV9910B is used to realize.
As it is shown on figure 3, described signal filtering amplifying circuit includes that signal filtering receives circuit and signal amplifies electricity
Road；Described signal connects filtering and receives electricity routing amplifier P2, resistance R12, resistance R13, resistance R14, electricity
Resistance R15, resistance R16, resistance R17, resistance R18, resistance R22, resistance R23, resistance R24, pole
Property electric capacity C7, diode D5, diode D6, and diode D7 composition.
During connection, the P pole of diode D5 sequentially after resistance R12 and resistance R16 with amplifier P2 just
Pole is connected, the outfan of N pole and amplifier P2 be collectively forming signal filtering receive circuit outfan and with
Signal amplification circuit is connected.The positive pole of polar capacitor C7 is connected with the N pole of diode D5, negative pole warp
After resistance R17, the positive pole with amplifier P2 is connected.The P pole of diode D6 after resistance R14 with polarity
The negative pole of electric capacity C7 is connected, N pole outfan with amplifier P2 after resistance R22 is connected.Resistance
One end of R18 is connected with the negative pole of polar capacitor C7, the other end is connected with the N pole of diode D6.
The P pole of diode D7 sequentially after resistance R15 and resistance R13 with the connection of resistance R12 Yu resistance R16
Point is connected, N pole is sequentially connected through resistance R23 outfan with amplifier P2 after resistance R24.Institute
State the minus earth of amplifier P2；The junction point of described resistance R16 and resistance R12 connects filtering as signal and receives
The input of circuit.
Further, described signal amplification circuit is by amplifier P3, amplifier P4, audion VT2, resistance
R19, resistance R20, adjustable resistance R21, resistance R25, polar capacitor C8, polar capacitor C9, polarity
Electric capacity C10, inductance L, and diode D8 form.
During connection, the negative pole of polar capacitor C8 negative pole with amplifier P3 after resistance R19 is connected, just
Pole is connected with the outfan of amplifier P3.The negative pole of polar capacitor C9 after resistance R25 with amplifier P4
Outfan is connected, positive pole outfan with amplifier P3 after resistance R20 is connected.Diode D8's
P pole emitter stage with audion VT2 after adjustable resistance R21 is connected, the output of N pole and amplifier P4
End is connected.The negative pole of polar capacitor C10 is connected with the positive pole of amplifier P4, positive pole after inductance L with
The outfan of amplifier P4 is connected.
The base stage of described audion VT2 is connected with the positive pole of amplifier P3, the current collection of this audion VT2
Pole ground connection；The positive pole of described amplifier P4 is connected with the outfan of amplifier P2, and this amplifier P4's is negative
Pole ground connection, meanwhile, the outfan of this amplifier P4 as signal amplification circuit outfan and with AD modulus
Change-over circuit is connected.
During operation, the amplifier P2 in signal filtering amplifying circuit and polar capacitor C7 and diode D6
The temperature signal that temperature sensor is transmitted is filtered processing by the signal filter circuit formed, and after treatment should
Interference signal in temperature signal is eliminated, and meanwhile, after this process, temperature signal passes through alarm and amplifier
The signal amplification circuit that P4 and audion VT2 and adjustable resistance R21 is formed is transferred to AD modulus after amplifying
Change-over circuit, it is ensured that the accuracy of the signal of AD analog to digital conversion circuit output.
As it has been described above, just can well implement this utility model.
Claims (10)
1. a blower fan is from the controlling system of central air conditioner opened and closed, it is characterised in that include single-chip microcomputer,
The display screen that is all connected with single-chip microcomputer, central air conditioner main machine, blower motor, air-out control device, power supply
With AD analog to digital conversion circuit, the signal filtering amplifying circuit being connected with AD analog to digital conversion circuit, Yi Jiyu
The temperature sensor that signal filtering amplifying circuit is connected；Described signal filtering amplifying circuit include input with
The signal filtering that temperature sensor is connected receives circuit, and input connects filtering with signal and receives the output of circuit
The signal amplification circuit that end is connected；The outfan of described signal amplification circuit and AD analog to digital conversion circuit phase
Connect.
A kind of blower fan the most according to claim 1 is from the controlling system of central air conditioner opened and closed, and it is special
Levy and be: described signal connects filtering and receives electricity routing amplifier P2, and P pole is sequentially through resistance R12 and resistance R16
Positive pole with amplifier P2 is connected afterwards, the outfan of N pole and amplifier P2 is collectively forming signal filtering and connects
Receiving the diode D5 of outfan of circuit, positive pole is connected with the N pole of diode D5, negative pole is through resistance R17
Polar capacitor C7, the P pole that positive pole with amplifier P2 is connected afterwards after resistance R14 with polar capacitor C7
The diode D6 that negative pole is connected, N pole outfan with amplifier P2 after resistance R22 is connected,
The resistance that one end is connected with the negative pole of polar capacitor C7, the other end is connected with the N pole of diode D6
R18, and P pole sequentially after resistance R15 and resistance R13 with the junction point of resistance R12 Yu resistance R16
Be connected, two poles that N pole is sequentially connected through resistance R23 outfan with amplifier P2 after resistance R24
Pipe D7 forms；The minus earth of described amplifier P2；The junction point of described resistance R16 and resistance R12 is made
Connect filtering for signal and receive the input of circuit.
A kind of blower fan the most according to claim 2 is from the controlling system of central air conditioner opened and closed, and it is special
Levy and be: described signal amplification circuit is by amplifier P3, amplifier P4, and audion VT2, negative pole is through resistance
The polarity electricity that after R19, the negative pole with amplifier P3 is connected, positive pole is connected with the outfan of amplifier P3
Hold C8, negative pole is connected with amplifier P4 outfan after resistance R25, positive pole after resistance R20 with put
Polar capacitor C9, the P pole that the outfan of big device P3 is connected after adjustable resistance R21 with audion VT2
The diode D8 that emitter stage is connected, N pole is connected with the outfan of amplifier P4, and negative pole with
The polarity that the positive pole of amplifier P4 is connected, positive pole outfan with amplifier P4 after inductance L is connected
Electric capacity C10 forms；The base stage of described audion VT2 is connected with the positive pole of amplifier P3, this audion
The grounded collector of VT2；The positive pole of described amplifier P4 is connected with the outfan of amplifier P2, and this is put
The minus earth of big device P4, meanwhile, the outfan of this amplifier P4 is as the outfan of signal amplification circuit.
A kind of blower fan the most according to claim 3 is from the controlling system of central air conditioner opened and closed, and it is special
Levy and be: described AD analog to digital conversion circuit includes conversion chip U, and is all connected with conversion chip U
Signal receiving circuit and signal output apparatus；The input of described signal receiving circuit and temperature sensor phase
Connect；The outfan of described signal output apparatus is connected with single-chip microcomputer.
A kind of blower fan the most according to claim 4 is from the controlling system of central air conditioner opened and closed, and it is special
Levy and be: described signal receiving circuit by amplifier P1, field effect transistor MOS, positive pole after resistance R2 with
The polar capacitor C1, P that the outfan of amplifier P1 is connected, negative pole is connected with the positive pole of amplifier P1
Pole positive pole with amplifier P1 after resistance R1 is connected, N pole is connected with the source electrode of field effect transistor MOS
Diode D1, positive pole is connected with the negative input of amplifier P1, the polar capacitor C2 of minus earth,
The pole that negative pole is connected with the VIN pin of conversion chip U, positive pole is connected with the outfan of amplifier P1
Property electric capacity C3, P pole is connected with the outfan of amplifier P1, N pole after resistance R4 with conversion chip U
The diode D2 that is connected of CS pin, and P pole after resistance R3 with the grid of field effect transistor MOS
Be connected, diode D3 group that N pole is connected with the LD pin of conversion chip U after adjustable resistance R5
Become；The grounded drain of described field effect transistor MOS；The positive pole of described amplifier P1 and the output of amplifier P4
End is connected.
A kind of blower fan the most according to claim 5 is from the controlling system of central air conditioner opened and closed, and it is special
Levy and be: described signal output apparatus by audion VT1, the PWM pin phase of positive pole and conversion chip U
Connect, polar capacitor that negative pole is sequentially connected through resistance R6 base stage with audion VT1 after resistance R7
C5, negative pole emitter stage with audion VT1 after resistance R11 is connected, positive pole after resistance R10 with electricity
The polar capacitor C6 that is connected of junction point of resistance R6 and resistance R7, the base stage phase of negative pole and audion VT1
The polar capacitor C4 that connection, positive pole are connected with the GATE pin of conversion chip U, and P pole sequentially warp
After resistance R9 and resistance R8 the base stage with audion VT1 be connected, the OUT of N pole and conversion chip U
The diode D4 composition that pin is connected；The grounded collector of described audion VT1；Described polar capacitor
The negative pole of C6 is as the outfan of signal output apparatus；The GND pin ground connection of described conversion chip U.
A kind of blower fan the most according to claim 6 is from the controlling system of central air conditioner opened and closed, and it is special
Levy and be: described air-out controls device and includes the motor that is connected with single-chip microcomputer, and going out of being connected with motor
Air port slide plate.
A kind of blower fan the most according to claim 7 is from the controlling system of central air conditioner opened and closed, and it is special
Levy and be: described temperature sensor is DS18B20 temperature sensor.
A kind of blower fan the most according to claim 8 is from the controlling system of central air conditioner opened and closed, and it is special
Levy and be: described display screen is the LCDs with touch function.
The controlling system of central air conditioner that a kind of blower fan the most according to claim 9 opens and closes certainly, its
It is characterised by: described conversion chip U is the integrated chip of HV9910B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620214434.6U CN205606847U (en) | 2016-03-21 | 2016-03-21 | Fan is from central air conditioning energy -saving control system of opening and close |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620214434.6U CN205606847U (en) | 2016-03-21 | 2016-03-21 | Fan is from central air conditioning energy -saving control system of opening and close |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205606847U true CN205606847U (en) | 2016-09-28 |
Family
ID=56963521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620214434.6U Active CN205606847U (en) | 2016-03-21 | 2016-03-21 | Fan is from central air conditioning energy -saving control system of opening and close |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205606847U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954610A (en) * | 2018-07-14 | 2018-12-07 | 安徽枫雅轩科技信息服务有限公司 | Energy-saving type automatically controls house air-conditioning device |
-
2016
- 2016-03-21 CN CN201620214434.6U patent/CN205606847U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108954610A (en) * | 2018-07-14 | 2018-12-07 | 安徽枫雅轩科技信息服务有限公司 | Energy-saving type automatically controls house air-conditioning device |
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Address after: 210033 21 GuangYue Road, Qixia street, Qixia District, Nanjing City, Jiangsu Province Patentee after: Jiangsu xiangteng New Material Co.,Ltd. Address before: 210033 21 GuangYue Road, Qixia street, Qixia District, Nanjing City, Jiangsu Province Patentee before: JIANGSU XIANGTENG NEW MATERIAL Co.,Ltd. |