CN214469212U - Novel central air conditioning control device - Google Patents
Novel central air conditioning control device Download PDFInfo
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- CN214469212U CN214469212U CN202120118221.4U CN202120118221U CN214469212U CN 214469212 U CN214469212 U CN 214469212U CN 202120118221 U CN202120118221 U CN 202120118221U CN 214469212 U CN214469212 U CN 214469212U
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- microprocessor
- air conditioning
- signal
- detection circuit
- wireless communication
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 45
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The utility model discloses a novel central air conditioning control device relates to intelligent control by temperature change, aims at solving and needs to operate a plurality of controllers of fixing on the wall, and inconvenient people operate to the indoor of region is big, and its technical scheme main points are: the system comprises a microprocessor, a wireless communication module, an external temperature detection circuit, a key-in module and a plurality of air conditioning units, wherein the wireless communication module is connected with the microprocessor and is used for being connected with a local area network to transmit data in a wireless communication mode; and the external temperature detection circuit is connected with the microprocessor and is used for acquiring the outdoor temperature to output an external temperature signal to the microprocessor. The utility model discloses a there is the dial switch as the select switch, can control the fan coil among each air conditioning unit, realizes that single control switch can be alone or a plurality of air conditioning units of synchro control.
Description
Technical Field
The utility model relates to an intelligence control by temperature change, more specifically say, it relates to a novel central air conditioning control device.
Background
The central air-conditioning temperature controller is developed and designed specially for controlling a fan coil, and is widely applied to heating, refrigerating, ventilating and other heating and ventilating control. The speed of the fan can be manually controlled or automatically controlled by adjusting the wind speed button so as to achieve the purpose of controlling the room temperature.
The current central air conditioning controller divide into movable remote control or fixes the controller on the wall, and people are at the temperature in the control room that needs, because indoor existence shelters from and the restriction of signal transmission distance for people need to carry remote control's controller indoor activity when the mode of operation and the temperature of central air conditioning are being adjusted to needs, perhaps need to operate a plurality of controllers of fixing on the wall, and inconvenient people are operated in the indoor big of region.
Therefore, a new solution is needed to solve this problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel central air conditioning control device.
The above technical purpose of the present invention can be achieved by the following technical solutions: a novel central air conditioner control device comprises a microprocessor, a wireless communication module, an external temperature detection circuit, a key-in module and a plurality of air conditioner units;
the wireless communication module is connected with the microprocessor and is used for being connected with the local area network to transmit data in a wireless communication mode;
the external temperature detection circuit is connected with the microprocessor and used for collecting the outdoor temperature to output an external temperature signal to the microprocessor;
the key-in module is connected with the microprocessor and is used for keying in the set temperature reference signal to the microprocessor;
the microprocessor is used for simultaneously receiving the external temperature signal and the temperature reference signal, and outputting a starting signal when the external temperature signal is greater than the temperature reference signal;
the input ends of the air conditioning units are connected with selection switches, and the selection switches are used for controlling the power supply of the air conditioning units.
Through adopting above-mentioned technical scheme, detect outdoor temperature through outer temperature detection circuitry, and type the temperature of setting for through typing the module, receive temperature reference signal and outer temperature signal and carry out the comparison through microprocessor, under the refrigeration mode, when outer temperature signal is greater than temperature reference signal, output start signal, start air conditioning unit refrigerates, and through select switch's setting, enable a plurality of air conditioning unit and realize solitary control, the realization only needs to control a plurality of air conditioning unit in the building through single temperature controller, the limitation of geographical position has been solved, need not to set up too much temperature controller on the wall body simultaneously, make things convenient for people's installation, realize the mutual transmission of information through wireless communication module between the microprocessor simultaneously, make things convenient for people to the operation control of temperature controller.
The utility model discloses further set up to: the air conditioning unit comprises a fan coil and a room temperature detection circuit, and the room temperature detection circuit is connected with the microprocessor and used for collecting indoor temperature and outputting a room temperature signal.
Through adopting above-mentioned technical scheme, through the power supply to fan coil, realize the regulation to indoor temperature to detect indoor temperature through room temperature detection circuitry, and be connected with microprocessor, realize the collection and the contrast to indoor temperature.
The utility model discloses further set up to: the microprocessor is connected with the room temperature detection circuit and the external temperature detection circuit and responds to the room temperature signal equal to the external temperature signal to output a control signal.
By adopting the technical scheme, the room temperature signal and the external temperature signal are compared in a voltage comparison mode through the microprocessor, and the control signal can be output when the indoor temperature and the outdoor temperature are equal.
The utility model discloses further set up to: the output end of the microprocessor is connected with mode switches connected with the air conditioning units, the selection switch comprises a multi-position dial switch, and the input end of the multi-position dial switch is connected with the microprocessor and used for receiving control signals.
Through adopting above-mentioned technical scheme, through the setting of many dial switch, can adopt manual mode to open and close the fan tube dish when receiving control signal, the people of being convenient for adjust indoor temperature according to specific body temperature.
The utility model discloses further set up to: the mode switch comprises a switching triode and a relay, and a collector of the switching triode is connected with the microprocessor and responds to a starting signal to supply power to the relay.
Through adopting above-mentioned technical scheme, adopt switch triode and relay, can realize getting electric and outage of relay through switching on of switch triode, through low-voltage control high voltage, it is safer.
The utility model discloses further set up to: the wireless communication module comprises a WiFi unit and a Bluetooth unit, and is connected with a reset circuit.
Through adopting above-mentioned technical scheme, realize the wireless transmission of data through wiFi unit and bluetooth unit to through setting up reset circuit, be convenient for reset the resetting to the data that wireless communication module received.
To sum up, the utility model discloses following beneficial effect has:
detect outdoor temperature through outer temperature detection circuitry, and type the temperature of setting for through typing the module, receive temperature reference signal and outer temperature signal and carry out the comparison through microprocessor, under the refrigeration mode, when outer temperature signal is greater than temperature reference signal, output start signal, start air conditioning unit refrigerates, and through select switch's setting, enable a plurality of air conditioning unit and realize solitary control, realize only needing to control a plurality of air conditioning unit in the building through single temperature controller, the limitation of geographical position has been solved, need not to set up too much temperature controller on the wall body simultaneously, make things convenient for people's installation, realize the mutual transmission of information through wireless communication module between the microprocessor simultaneously, make things convenient for people to the operation control of temperature controller.
Drawings
FIG. 1 is a block diagram of the system of the present invention;
fig. 2 is a schematic circuit diagram of the wireless communication module of the present invention;
FIG. 3 is a schematic circuit diagram of a microprocessor according to the present invention;
fig. 4 is a schematic circuit diagram of the select switch of the present invention.
In the figure: 1. a microprocessor; 2. a wireless communication module; 3. an external temperature detection circuit; 4. a key-in module; 5. an air conditioning unit; 6. a selector switch; 7. a fan coil; 8. a room temperature detection circuit; 9. a mode switch; 10. a reset circuit.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
A novel central air conditioner control device is shown in figure 1 and comprises a microprocessor 1, a wireless communication module 2, an external temperature detection circuit 3, a key-in module 4 and a plurality of air conditioner units 5, wherein the wireless communication module 2 is connected with the microprocessor 1 and used for being connected with a local area network to transmit data in a wireless communication mode, and the external temperature detection circuit 3 is connected with the microprocessor 1 and used for collecting outdoor temperature to output an external temperature signal to the microprocessor 1; the key-in module 4 is connected with the microprocessor 1 and used for keying in a set temperature reference signal to the microprocessor 1, the microprocessor 1 simultaneously receives an external temperature signal and the temperature reference signal, the external temperature signal is greater than the temperature reference signal to output a starting signal, the input ends of the air conditioning units 5 are connected with the selector switches 6, the selector switches 6 are used for controlling the power supply of the air conditioning units 5, and the key-in module 4 is a key or an external device connected with the microprocessor 1, such as a keyboard and the like.
As shown in fig. 1 and 4, the air conditioning unit 5 includes a fan coil 7 and a room temperature detection circuit 8, the room temperature detection circuit 8 is connected to the microprocessor 1 for collecting a room temperature to output a room temperature signal, the microprocessor 1 is connected to the room temperature detection circuit 8 and the external temperature detection circuit 3 for outputting a control signal in response to the room temperature signal being equal to the external temperature signal, specifically, the room temperature detection circuit 8 and the external temperature detection circuit 3 are both formed by connecting a thermistor having a positive temperature coefficient and an operational amplifier, one end of the thermistor is connected to a pull-up resistor to a power supply, the other end of the thermistor is grounded, a connection end of the thermistor and the pull-up resistor is connected to a reverse input end of the operational amplifier, a same-direction input end of the voltage comparator is connected to a resistor and then grounded, and a feedback resistor is connected between an output end and the reverse input end of the operational amplifier.
As shown in fig. 3 and 4, an output terminal of the microprocessor 1 is connected to a mode switch 9 connected to the plurality of air conditioning units 5, the selection switch 6 includes a multi-bit dial switch, an input terminal of the multi-bit dial switch is connected to the microprocessor 1 for receiving a control signal, the mode switch 9 includes a switching transistor and a relay, a collector of the switching transistor is connected to the microprocessor 1, and the switching transistor responds to a start signal to supply power to the relay.
As shown in fig. 2, the wireless communication MODULE 2 includes a WiFi unit and a bluetooth unit, the wireless communication MODULE 2 is connected with a reset circuit, specifically, the wireless MODULE is based on chip ESP32-MODULE, and the IO22 terminal of the chip ESP32-MODULE is connected with the reset circuit 10.
The working principle is as follows: the outdoor temperature is detected by the external temperature detection circuit 3 and compared with the temperature reference signal input by the key-in module 4, when the outdoor temperature signal detected outdoors is higher than the input temperature reference signal in the refrigeration mode, a high-level starting signal is output to the mode switch 9, so that a switch triode in the mode switch 9 is conducted, the relay is electrified and closed, when the relay is electrified, the control switch K1-1, the control switch K1-2 and the control switch K1-3 are simultaneously closed, the microprocessor 1 is communicated with the air conditioning units 5, the indoor temperature of each air conditioning unit 5 is detected by the indoor temperature detection circuit 8 arranged in each air conditioning unit 5, and a room temperature signal is output to the wireless communication module 2, so that the adjacent central air conditioning control devices can be mutually communicated to obtain the indoor temperature of each air conditioning unit 5, room temperature signal and the temperature reference signal of typing and the outdoor outer temperature signal that acquire each air conditioning unit 5 are compared through microprocessor 1, the people of being convenient for adjust indoor temperature, simultaneously through having dial switch as select switch 6, can control fan coil 7 in each air conditioning unit 5, realize that single control switch can be alone or a plurality of air conditioning unit 5 of synchro control, overcome the distance and cause people to control inconvenient and need set up a plurality of temperature controllers and cause the inconvenient problem of installation.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel central air conditioning control device which characterized in that: the system comprises a microprocessor (1), a wireless communication module (2), an external temperature detection circuit (3), a key-in module (4) and a plurality of air conditioning units (5);
the wireless communication module (2) is connected with the microprocessor (1) and is used for being connected with a local area network to transmit data in a wireless communication mode;
the external temperature detection circuit (3) is connected with the microprocessor (1) and is used for collecting the outdoor temperature to output an external temperature signal to the microprocessor (1);
the key-in module (4) is connected with the microprocessor (1) and is used for keying in the set temperature reference signal to the microprocessor (1);
the microprocessor (1) is used for receiving the external temperature signal and the temperature reference signal at the same time, and outputting a starting signal when the external temperature signal is greater than the temperature reference signal;
the input ends of the air conditioning units (5) are connected with selection switches (6), and the selection switches (6) are used for controlling the power supply of the air conditioning units (5).
2. The novel central air-conditioning control device of claim 1, characterized in that: the air conditioning unit (5) comprises a fan coil (7) and a room temperature detection circuit (8), wherein the room temperature detection circuit (8) is connected with the microprocessor (1) and is used for collecting indoor temperature and outputting a room temperature signal.
3. The novel central air-conditioning control device of claim 2, characterized in that: the microprocessor (1) is connected with the room temperature detection circuit (8) and the external temperature detection circuit (3) and responds to the room temperature signal equal to the external temperature signal to output a control signal.
4. The novel central air-conditioning control device of claim 3, characterized in that: the output end of the microprocessor (1) is connected with a mode switch (9) connected with a plurality of air conditioning units (5), the selection switch (6) comprises a multi-position dial switch, and the input end of the multi-position dial switch is connected with the microprocessor (1) and used for receiving control signals.
5. The novel central air-conditioning control device of claim 4, characterized in that: the mode switch (9) comprises a switching triode and a relay, and a collector of the switching triode is connected with the microprocessor (1) and responds to a starting signal to supply power to the relay.
6. The novel central air-conditioning control device of claim 1, characterized in that: the wireless communication module (2) comprises a WiFi unit and a Bluetooth unit, and the wireless communication module (2) is connected with a reset circuit (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120118221.4U CN214469212U (en) | 2021-01-15 | 2021-01-15 | Novel central air conditioning control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120118221.4U CN214469212U (en) | 2021-01-15 | 2021-01-15 | Novel central air conditioning control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214469212U true CN214469212U (en) | 2021-10-22 |
Family
ID=78112034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120118221.4U Expired - Fee Related CN214469212U (en) | 2021-01-15 | 2021-01-15 | Novel central air conditioning control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214469212U (en) |
-
2021
- 2021-01-15 CN CN202120118221.4U patent/CN214469212U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |