CN205606825U - Central air conditioning energy -saving control system based on image signal treatment circuit - Google Patents
Central air conditioning energy -saving control system based on image signal treatment circuit Download PDFInfo
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- CN205606825U CN205606825U CN201620214432.7U CN201620214432U CN205606825U CN 205606825 U CN205606825 U CN 205606825U CN 201620214432 U CN201620214432 U CN 201620214432U CN 205606825 U CN205606825 U CN 205606825U
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Abstract
The utility model discloses a central air conditioning energy -saving control system based on image signal treatment circuit, a serial communication port, including the singlechip, the data memory who all is connected with the singlechip, temperature sensor, fan motor, air -out controlling means, power and image signal treatment circuit to and the infrared ray sensor who is connected with the image signal treatment circuit, the image signal treatment circuit is including handling chip U to and the signal reception circuit and the signal conditioning output circuit that all are connected with processing chip U, the input of signal reception circuit is connected with infrared ray sensor, signal conditioning output circuit's output is connected with the singlechip. The utility model discloses an information in the room that singlechip accessible infrared ray sensor gathered to the fan motor open or close with the opening or close and control of air -out controlling means's motor, can effectual saving electric power resource, thus the messenger 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 controlling system of central air conditioner based on imaging signal processing circuit.
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 the state of full speed running.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 electric power resource waste.
Existing central air conditioning system is for solving the problems referred to above, in each room, temperature controller is installed and detects and set the temperature in this room, and result is transferred to microcomputer controller, after microcomputer controller analysis, output signal controls the opening and closing of each room Electric air valve respectively.But, this control system is when people withdraw from a room for a long time, and the blower fan in this room cannot be automatically switched off during room temperature not up to design temperature, similarly results in the waste of electric power resource.
Utility model content
The purpose of this utility model is to overcome existing central air conditioning system can not realize energy-conservation defect, it is provided that a kind of controlling system of central air conditioner based on imaging signal processing circuit.
The purpose of this utility model is achieved through the following technical solutions: a kind of controlling system of central air conditioner based on imaging signal processing circuit, including single-chip microcomputer, data storage, temperature sensor, blower motor, air-out control device, power supply and the imaging signal processing circuit being all connected with single-chip microcomputer, and the infrared ray sensor being connected with imaging signal processing circuit；Described imaging signal processing circuit includes processing chip U, and all with the process signal receiving circuit that is connected of chip U and Signal Regulation output circuit；The input of described signal receiving circuit is connected with infrared ray sensor；The outfan of described Signal Regulation output circuit is connected with single-chip microcomputer.
Described signal receiving circuit is by diode D1, one end and the resistance R2 that FB pin is connected, the other end is connected with the P pole of diode D1 processing chip U, negative pole after resistance R4 with the polar capacitor C1 that VIN pin is connected, positive pole is connected with the N pole of diode D1 after resistance R1 processing chip U, and P pole is connected with the positive pole of polar capacitor C1, N pole forms with the diode D2 that is connected of CS pin processing chip U after resistance R3；The P pole of described diode D2 is as the input of signal receiving circuit.
nullDescribed Signal Regulation output circuit is by audion VT1，Audion VT2，Positive pole is sequentially connected with the RT pin processing chip U after resistance R5 through resistance R10、The polar capacitor C3 that negative pole emitter stage with audion VT1 after resistance R11 is connected，Negative pole base stage with audion VT1 after resistance R7 is connected、The polar capacitor C2 that positive pole is connected with the GATE pin processing chip U，One end is connected with the junction point of resistance R5 with resistance R10、The resistance R6 that the other end is connected with the negative pole of polar capacitor C2，P pole is connected with the negative pole of polar capacitor C2、The diode D4 that N pole is connected with the LD pin processing chip U，And P pole is sequentially connected through adjustable resistance R8 base stage with audion VT2 after resistance R9、The diode D3 composition that N pole is connected with the OUT pin processing chip U；The emitter stage of described audion VT2 is connected with the colelctor electrode of audion VT1, the grounded collector of this audion VT2；The GND pin ground connection of described process chip U；The negative pole of described polar capacitor C3 is as the outfan of Signal Regulation output circuit.
For guaranteeing practical effect of the present utility model, described air-out controls the motor that device includes being connected, the air outlet slide plate being connected with motor with single-chip microcomputer；Described infrared ray sensor is KR-P900 infrared ray sensor；Described temperature sensor is DS18B20 temperature sensor；Described process chip U is the integrated chip of LTC3783.
This utility model compared with the prior art, has the following advantages and beneficial effect:
(1) temperature of the central air-conditioning range of temperature sensor collection can be compared by single-chip microcomputer of the present utility model with the design temperature of storage in data storage, and single-chip microcomputer controls device according to the result of comparison to air-out, blower motor is controlled；Meanwhile, single-chip microcomputer is automatically switched off also by the blower fan controlling room after the information analysis in the room to infrared ray sensor collection, ensures that the energy can effectively be saved by the central air-conditioning that this control system controls.
(2) the interference signal in the picture signal of infrared ray sensor collection can be eliminated by imaging signal processing circuit of the present utility model, and the picture signal after processing can be converted to data signal, it is transferred to single-chip microcomputer after this data signal being filtered simultaneously, ensure that the accuracy of the viewdata signal that single-chip microcomputer receives, thus improve the accuracy that this control system controls.
(3) infrared ray sensor of the present utility model is KR-P900 infrared ray sensor, the stable performance of this infrared ray sensor, the scope of collection information is wide, image in acquisition range can accurately be acquired, ensure that the blower fan in room can accurately be controlled by this utility model.
(4) air-out of the present utility model controls device and can control the air output of blower fan, can effectively control the 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 imaging signal processing 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 embodiment of the present utility model is not limited to this.
Embodiment
As shown in Figure 1, a kind of controlling system of central air conditioner based on imaging signal processing circuit of the present utility model, including single-chip microcomputer, data storage, temperature sensor, blower motor, air-out control device, power supply and the imaging signal processing circuit being all connected with single-chip microcomputer, and the infrared ray sensor being connected with imaging signal processing circuit.Wherein, described imaging signal processing circuit is as in figure 2 it is shown, it includes processing chip U, signal receiving circuit, and Signal Regulation output circuit.
For guaranteeing reliability service of the present utility model, described single-chip microcomputer the most preferentially have employed the integrated chip of LTC3219 of stable performance, the ENU pin of the integrated chip of this LTC3219 is connected with data storage, VCC pin is connected with power supply, SCL pin is connected with temperature sensor, CPO pin is connected with blower motor, and the motor that OUT pin controls device with air-out is connected.Described power supply is 12V DC voltage, and this 12V DC voltage is that single-chip microcomputer is powered.
During operation, this temperature sensor the most preferentially have employed to be had the DS18B20 temperature sensor of the advantages such as accuracy is high, sensitivity is strong and realizes.This temperature sensor temperature in room in the central air-conditioning range gathered, the temperature transition of collection is to be transferred to single-chip microcomputer after data signal by this temperature sensor.Described data storage is for storing refrigeration or heating the temperature value of setting, data storage in this utility model preferentially have employed the VNXe3200 data storage of stable performance, single-chip microcomputer the data signal that temperature sensor is transmitted is converted to data value and with the refrigeration of storage in data storage or heat the temperature value of setting and compare, and according to the result of comparison control blower motor be turned on and off and air-out controls being turned on and off of device.Described air-out controls device and includes motor, and the air outlet slide plate being connected with motor, and this motor is connected with single-chip microcomputer, and single-chip microcomputer controls electric current by output to be carried out driven by motor air outlet slide plate and be turned on and off.Infrared ray sensor of the present utility model the most preferentially have employed KR-P900 infrared ray sensor and realizes, and the information of collection, for gathering the indoor information of central air-conditioning range inner room, is transmitted by imaging signal processing circuit by this infrared ray sensor simultaneously.Interference signal in this information is eliminated by this imaging signal processing circuit, and the information after processing is converted to be transferred to after data signal is filtered single-chip microcomputer, single-chip microcomputer then controls blower motor by the result being analyzed received data signal and air-out controls device.
When central air-conditioning is in running order, if during the temperature preset in being reduced to single-chip microcomputer of the temperature in certain room, the information collected is sent to single-chip microcomputer by temperature sensor, and single-chip microcomputer then stops blower motor output driving current, now, blower motor shuts down.Meanwhile, single-chip microcomputer controls the motor output driving current of device to air-out, and air-out controls the motor rotation of device, drives air outlet slide plate to rotate, makes air port slide plate enclose air port, and this room just there will be no cold air or steam to enter.Meanwhile, the refrigeration that improve other room because of the closedown in this air port or the efficiency heated, thus decrease the time of central air-conditioning work, i.e. save electric power resource.
Meanwhile, blower motor in the room of central air-conditioning range and air-out control while the motor of device is unlocked, and described infrared ray sensor is also turned on the information in room.When blower motor in the room of central air-conditioning range and air-out control the motor work of device, described infrared ray sensor collects the information that the people in room leaves, the information of collection is also transferred to single-chip microcomputer by this infrared ray sensor, single-chip microcomputer then can postpone a period of time and be analyzed information processing after receiving this information, the motor output driving current stopping that blower motor and air-out control device after this information analyzed by single-chip microcomputer.Now, blower fan quits work, air-out controls the electric machine rotation air outlet slide plate of device, air outlet is closed by air outlet slide plate, central air-conditioning just will not provide cold air or steam to this room again, thus in the case of the power of central air-conditioning is constant, then the refrigeration effectively raising other room or the efficiency heated, decrease the time of central air-conditioning work, i.e. save electric power resource.
Preferentially being set to time delay of the present utility model 5 minutes, arranging time delay is to prevent because the people in room is when the short time comes in and goes out, and the blower fan in room and air-out control device and be closed, the refrigeration affecting this room or the effect heated.
As in figure 2 it is shown, described imaging signal processing circuit includes processing chip U, signal receiving circuit, and Signal Regulation output circuit；Described signal receiving circuit is made up of diode D1, diode D2, resistance R1, resistance R2, resistance R3, resistance R4, and polar capacitor C1.
During connection, one end of resistance R2 is connected with the FB pin processing chip U, the other end is connected with the P pole of diode D1.The negative pole of polar capacitor C1 is connected with the VIN pin processing chip U after resistance R4, positive pole N pole with diode D1 after resistance R1 is connected.The P pole of diode D2 is connected with the positive pole of polar capacitor C1, N pole is connected with the CS pin processing chip U after resistance R3.The P pole of described diode D2 as the input of signal receiving circuit and is connected with infrared ray sensor.
Further, described Signal Regulation output circuit is by audion VT1, audion VT2, resistance, 5, resistance R6, resistance R7, adjustable resistance R8, resistance R9, resistance R10, resistance R11, polar capacitor C2, polar capacitor C3, diode D3, and diode D4 composition.
During connection, the positive pole of polar capacitor C3 is sequentially connected with the RT pin processing chip U after resistance R5 through resistance R10, negative pole emitter stage with audion VT1 after resistance R11 is connected.The negative pole of polar capacitor C2 base stage with audion VT1 after resistance R7 is connected, positive pole is connected with the GATE pin of process chip U.One end of resistance R6 is connected with the junction point of resistance R5 with resistance R10, the other end is connected with the negative pole of polar capacitor C2.The P pole of diode D4 is connected with the negative pole of polar capacitor C2, N pole is connected with the LD pin processing chip U.The P pole of diode D3 is sequentially connected through adjustable resistance R8 base stage with audion VT2 after resistance R9, N pole is connected with the OUT pin processing chip U.
The emitter stage of described audion VT2 is connected with the colelctor electrode of audion VT1, the grounded collector of this audion VT2；The GND pin ground connection of described process chip U；The negative pole of described polar capacitor C3 is connected as the outfan of Signal Regulation output circuit the SDA pin of chip integrated with LTC3219.
During operation, the filtering polar capacitor C1 filtering in imaging signal processing circuit of the information in the room that infrared ray sensor gathers, filtered signal converts the signal into data signal after then being analyzed processing by process chip U, this data signal is transmitted after being then adjusted by the adjustable amplifying device of audion VT1 and audion VT2 and adjustable resistance R8 formation, amplified, finally the data signal after this process is transferred to single-chip microcomputer after polar capacitor C3 carries out anti-interference process, thus effectively ensure that the accuracy of this control system.
As it has been described above, just can well implement this utility model.
Claims (7)
1. a controlling system of central air conditioner based on imaging signal processing circuit, it is characterised in that bag
Include single-chip microcomputer, the data storage that is all connected, temperature sensor, blower motor, air-out control with single-chip microcomputer
Device processed, power supply and imaging signal processing circuit, and the infrared ray being connected with imaging signal processing circuit
Sensor；Described imaging signal processing circuit includes processing chip U, and is all connected with process chip U
Signal receiving circuit and Signal Regulation output circuit；The input of described signal receiving circuit passes with infrared ray
Sensor is connected；The outfan of described Signal Regulation output circuit is connected with single-chip microcomputer.
A kind of central air-conditioning energy based on imaging signal processing circuit the most according to claim 1 controls
System, it is characterised in that: described signal receiving circuit is by diode D1, one end and the FB processing chip U
The resistance R2 that pin is connected, the other end is connected with the P pole of diode D1, negative pole after resistance R4 with
The VIN pin processing chip U is connected, positive pole N pole with diode D1 after resistance R1 is connected
Polar capacitor C1, and P pole is connected with the positive pole of polar capacitor C1, N pole after resistance R3 with place
The diode D2 composition that the CS pin of reason chip U is connected；The P pole of described diode D2 is as signal
Receive the input of circuit.
A kind of central air-conditioning energy based on imaging signal processing circuit the most according to claim 2 controls
System, it is characterised in that: described Signal Regulation output circuit is by audion VT1, audion VT2, positive pole
Sequentially be connected with the RT pin processing chip U after resistance R5 through resistance R10, negative pole is through resistance R11
The polar capacitor C3 that emitter stage with audion VT1 is connected afterwards, negative pole after resistance R7 with audion VT1
The polar capacitor C2 that base stage is connected, positive pole is connected with the GATE pin of process chip U, one end with
The electricity that resistance R5 is connected with the junction point of resistance R10, the other end is connected with the negative pole of polar capacitor C2
Resistance R6, P pole is connected with the negative pole of polar capacitor C2, N pole is connected with the LD pin processing chip U
Diode D4, and P pole sequentially after adjustable resistance R8 and resistance R9 with the base stage of audion VT2
Be connected, N pole with process chip U OUT pin be connected diode D3 composition；Described audion
The emitter stage of VT2 is connected with the colelctor electrode of audion VT1, the grounded collector of this audion VT2；Institute
State the GND pin ground connection processing chip U；The negative pole of described polar capacitor C3 is as Signal Regulation output electricity
The outfan on road.
A kind of central air-conditioning energy based on imaging signal processing circuit the most according to claim 3 controls
System, it is characterised in that: described air-out controls the motor that device includes being connected, and and motor with single-chip microcomputer
The air outlet slide plate being connected.
A kind of central air-conditioning energy based on imaging signal processing circuit the most according to claim 4 controls
System, it is characterised in that: described temperature sensor is DS18B20 temperature sensor.
A kind of central air-conditioning energy based on imaging signal processing circuit the most according to claim 5 controls
System, it is characterised in that: described infrared ray sensor is KR-P900 infrared ray sensor.
A kind of central air-conditioning energy based on imaging signal processing circuit the most according to claim 6 controls
System, it is characterised in that: described process chip U is the integrated chip of LTC3783.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620214432.7U CN205606825U (en) | 2016-03-21 | 2016-03-21 | Central air conditioning energy -saving control system based on image signal treatment circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620214432.7U CN205606825U (en) | 2016-03-21 | 2016-03-21 | Central air conditioning energy -saving control system based on image signal treatment circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205606825U true CN205606825U (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620214432.7U Expired - Fee Related CN205606825U (en) | 2016-03-21 | 2016-03-21 | Central air conditioning energy -saving control system based on image signal treatment circuit |
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| Country | Link |
|---|---|
| CN (1) | CN205606825U (en) |
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2016
- 2016-03-21 CN CN201620214432.7U patent/CN205606825U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Danxuan Inventor before: Zhong Li |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170915 Address after: 510000 Guangdong city of Guangzhou province Yuexiu District Shuiyin Road No. 119 room 01 11 stars reflect scene Patentee after: Guangzhou City letter air conditioning installation engineering Co., Ltd. Address before: 611200 Chongzhou Sichuan Economic Development Zone Youth (College) Venture Park Patentee before: CHENGDU SHENCHUAN ENERGY SAVING ENVIRONMENTAL PROTECTION ENGINEERING CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20180321 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |