Five-constant full-effect fresh air all-in-one machine controller and control method

Abstract

The invention discloses a five-constant full-effect fresh air all-in-one machine controller and a control method. The five-constant full-effect fresh air all-in-one machine controller comprises a control panel, a manual operator and a wiring socket, and the control panel is fixedly installed on the side face of a fresh air all-in-one machine shell through a nylon isolation column; the manual operator is mounted on an external wall surface; the wiring socket is fixedly installed on the side face of the fresh air all-in-one machine shell. The wiring socket is connected to the control panel and the manual operator through signal lines. The control panel comprises a power interface and a plurality of functional interfaces; the plurality of functional interfaces comprise one or more or all of a germicidal lamp interface, a humidifying electromagnetic valve interface, a fresh air motor interface, a system water return valve interface, a reheating water return valve interface, an exhaust valve interface, an exhaust motor interface, a first temperature and humidity sensor interface, a second temperature and humidity sensor interface and a data transmission interface.

Description

Technical Field

[0001] The present invention relates to the technical field of fresh air purification and regulation control, and in particular to a five-constant full-effect fresh air all-in-one machine controller and control system. Background Art

[0002] At present, with the continuous improvement of living standards in recent years, people's requirements for quality of life are getting higher and higher. In the application of air conditioning, in addition to the basic needs of cooling and heating, more attention is paid to the quality of indoor air.

[0003] In recent years, the application of the five-constant full-effect fresh air integrated machine has played a significant role in improving indoor air quality; the five-constant system refers to a living environment that achieves constant temperature, constant humidity, constant oxygen, constant cleanliness, and constant quietness. Its advantages are quietness and comfort, high heat conversion capacity, and energy saving of 30% to 50% compared to traditional air conditioning and floor heating. The five-constant system in the existing technology consists of a fresh air fan and a heat-spreading radiation panel. The fresh air fan filters and dehumidifies the air and delivers it to each area of ​​the room to keep the air full of fresh oxygen.

[0004] In the prior art, for the start and stop and operation control of the five-constant full-effect fresh air integrated machine, the control method of the wire controller and the electric control box is generally adopted, which has the following disadvantages: 1. However, the electric control box needs to be external, which requires external space and is expensive; 2. The control method is unreasonable and remote control cannot be achieved; 3. The start and stop of the five-constant full-effect fresh air integrated machine and the fresh air operation mode cannot be automatically adjusted according to the indoor CO2 concentration; 4. The temperature and humidity after the surface cooler of the five-constant full-effect fresh air integrated machine cannot be detected, and the heat exchange and dehumidification efficiency and effect of the five-constant full-effect fresh air integrated machine cannot be checked in real time.

[0005] In view of the drawbacks disclosed above, as a research and development and production unit of the five-constant full-effect fresh air integrated machine, how to improve technology and design a miniaturized controller, and at the same time cooperate with the control method of this five-constant full-effect fresh air integrated machine to solve the above technical problems is a technical problem that needs to be urgently solved by technical personnel in this field. Summary of the invention

[0006] In order to solve the above problems in the prior art, the present invention discloses a five-constant full-effect fresh air integrated machine controller. At the same time, a control method is developed according to actual control conditions for use in conjunction with the controller, with the aim of solving the above technical problems.

[0007] The technical solution adopted by the present invention to solve its technical problem is: A five-constant full-effect fresh air integrated machine controller, comprising a control panel, a hand operator and a wiring socket, wherein the control panel is fixedly mounted on the side of the fresh air integrated machine housing through a nylon isolation column; the hand operator is mounted on an external wall; the wiring socket is mounted and fixed on the side of the fresh air integrated machine housing, and the wiring socket is respectively connected to the control panel and the hand operator through a signal line; The control panel includes a power supply interface and several functional interfaces; the several functional interfaces include a sterilization lamp interface, a humidification solenoid valve interface, a fresh air motor interface, a system return valve interface, a reheat return valve interface, an exhaust valve interface, an exhaust motor interface, a first temperature and humidity sensor interface, a second temperature and humidity sensor interface, and a data transmission interface, one or more or all of them.

[0008] The power supply interface is connected to 220V AC to power the control panel of the Wuheng full-effect fresh air integrated machine; the sterilization lamp interface is connected to the sterilization lamp signal line in the fresh air integrated machine; the humidification solenoid valve interface is connected to the humidification solenoid valve signal line of the fresh air integrated machine; the fresh air motor interface is connected to the fresh air DC motor control line of the fresh air integrated machine; the system return valve interface is connected to the analog system return valve signal line of the fresh air integrated machine; the reheat return valve interface is connected to the analog reheat return valve signal line of the fresh air integrated machine; the exhaust valve interface is connected to the analog exhaust valve signal line of the seamless full-effect fresh air integrated machine; the exhaust motor interface is connected to the control line of the exhaust stepper motor of the fresh air integrated machine; the first temperature and humidity sensor interface is connected to the temperature and humidity sensor signal line placed behind the humidifier; the second temperature and humidity sensor interface is connected to the temperature and humidity sensor signal line placed behind the surface cooler; the data transmission interface is connected to the handheld operator through the wiring socket.

[0009] The hand operator includes a data transmission interface, an RS485 communication interface and a CO2 sensor interface. The data transmission interface connects the hand operator to the fresh air integrated machine control board through a signal line, provides working power for the hand operator and enables data transmission between the hand operator and the control board; the RS485 communication interface is connected to the data acquisition device through a communication line, transmits and receives the fresh air integrated machine operation data and control instructions to the server, and realizes remote monitoring of the fresh air integrated machine; the CO2 sensor interface is connected to the CO2 sensor installed in the room, and adjusts the start and stop and opening of the exhaust stepper motor and the exhaust valve according to the detected indoor CO2 concentration.

[0010] Furthermore, a temperature sensor and a humidity sensor are provided in the hand operator.

[0011] Furthermore, the hand operator can also have a data parameter setting area and a data display screen, which can set the power on / off, operation mode, fresh air mode, humidity setting, and wind speed of the fresh air integrated machine; it can display the operation mode, fresh air mode, indoor humidity, indoor temperature, temperature and humidity after the cooler, temperature and humidity after the humidifier, fresh air speed, and indoor CO2 concentration.

[0012] The control method of the five-constant full-effect fresh air integrated machine controller disclosed in the present invention includes three operating modes and two fresh air modes. The three operating modes are respectively a cooling mode, a heating mode, and a ventilation mode; the two fresh air modes are a fresh air mode and a mixed air mode.

[0013] Furthermore, the method of using the refrigeration mode is: In the central air conditioning cooling season, the operation mode is set to cooling mode through the handheld operator, and the humidity value and fresh air speed are set; the controller determines the fresh air mode based on whether the indoor CO2 concentration detected by the CO2 sensor collected by the handheld operator exceeds the standard; if the indoor CO2 concentration exceeds the standard seriously, the mixed air mode is turned on: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp, and turns off the humidification solenoid valve; According to the difference between the indoor CO2 concentration collected by the handheld operator and the indoor CO2 standard value, the pulse frequency of the exhaust stepper motor is changed to adjust the exhaust wind speed; According to the comparison between the indoor humidity collected by the handheld operator and the set humidity value, as well as the data difference, adjust the start and stop and opening of the system return valve; According to the fresh air temperature detected by the temperature and humidity sensor behind the Wuheng full-effect fresh air integrated machine humidifier collected by the control panel, compare the size with the indoor temperature collected by the hand operator, as well as the data difference, and adjust the start and stop and opening of the reheat return valve; If the indoor CO2 concentration exceeds the standard by a small amount or is close to the standard value, turn on the fresh air mode: The controller turns off the exhaust stepper motor, exhaust valve, and humidification solenoid valve; turns on the fresh air DC motor and germicidal lamp; According to the comparison between the indoor humidity collected by the handheld operator and the set humidity value, as well as the data difference, adjust the start and stop and opening of the system return valve; According to the fresh air temperature detected by the temperature and humidity sensor behind the Wuheng full-effect fresh air integrated machine humidifier collected by the control panel, compare the size with the indoor temperature collected by the hand operator, as well as the data difference, and adjust the start and stop and opening of the reheat return valve; If the indoor CO2 concentration is much lower than the standard value, turn off the fresh air machine.

[0014] The method of using the heating mode includes: In the central air-conditioning heating season, the operation mode is set to heating mode through the hand operator, and the humidity value and the operating wind speed are set; according to whether the indoor CO2 concentration detected by the CO2 sensor collected by the hand operator exceeds the standard, the controller determines the fresh air mode: If the indoor CO2 concentration exceeds the standard seriously, turn on the mixed air mode: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp, and closes the reheat return valve; According to the difference between the indoor CO2 concentration collected by the handheld operator and the indoor CO2 standard value, the pulse frequency of the exhaust stepper motor is changed to adjust the exhaust wind speed; According to the comparison between the indoor humidity collected by the hand operator and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air; According to the fresh air temperature detected by the temperature and humidity sensor behind the Wuheng full-effect fresh air integrated machine humidifier collected by the control board, the size is compared with the indoor temperature collected by the hand operator, as well as the data difference, and the start and stop and opening of the system return valve are adjusted.

[0015] If the indoor CO2 concentration exceeds the standard by a small amount or is close to the standard value, turn on the fresh air mode: The controller turns on the fresh air DC motor and the germicidal lamp; turns off the exhaust stepper motor, exhaust valve, and reheat return valve; According to the comparison between the indoor humidity collected by the hand operator and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air; According to the fresh air temperature detected by the temperature and humidity sensor behind the Wuheng full-effect fresh air integrated machine humidifier collected by the control board, compare it with the indoor temperature collected by the hand operator and the data difference, adjust the start and stop and opening of the system return valve; if the indoor CO2 concentration is much lower than the standard value, turn off the Wuheng full-effect fresh air integrated machine.

[0016] The method of using the ventilation mode includes: Set the operation mode to ventilation mode through the handheld operator, set the humidity value, and the operating wind speed; according to whether the indoor CO2 concentration detected by the CO2 sensor collected by the handheld operator exceeds the standard, the controller automatically determines the fresh air mode: If the indoor CO2 concentration exceeds the standard seriously, turn on the mixed air mode: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp; and closes the reheat return valve; According to the difference between the indoor CO2 concentration collected by the handheld operator and the indoor CO2 standard value, the pulse frequency of the exhaust stepper motor is changed to adjust the exhaust wind speed to exhaust the turbid air in the room; According to the supply air temperature detected by the temperature and humidity sensor behind the Wuheng full-effect fresh air integrated machine humidifier collected by the control panel, the size is compared with the indoor temperature collected by the hand operator, as well as the data difference, and the start and stop and opening of the system return valve are adjusted; According to the comparison between the indoor humidity collected by the hand operator and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air; If the indoor CO2 concentration is much lower than the standard value, turn off the five-constant full-effect fresh air machine.

[0017] In summary, the beneficial effects of the present invention are: The five-constant full-effect fresh air integrated machine controller and control method disclosed in the present invention solves the problem of large space and high cost of the electric control box through the control panel installed on the five-constant full-effect fresh air integrated machine; the controller can automatically adjust the start and stop of the five-constant full-effect fresh air integrated machine and the fresh air operation mode according to the indoor CO2 concentration and has RS485 communication performance, which can realize remote monitoring and adjustment of the five-constant full-effect fresh air integrated machine and view the operation effect in real time; in addition, the present invention can also detect the temperature and humidity after the surface cooler of the five-constant full-effect fresh air integrated machine, and can view the heat exchange and dehumidification efficiency and effect of the five-constant full-effect fresh air integrated machine in real time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The invention is further described below with reference to the accompanying drawings and embodiments. Figure 1 It is a schematic diagram of the installation position of the present invention; Figure 2 This is a schematic diagram of the control panel interface of the present invention; Figure 3 This is a schematic diagram of the interface on the back of the handheld operator of the present invention; In the figure, 1. control panel, 2. hand operator, 3. wiring socket, 4. fresh air integrated machine, 11. power interface, 12. germicidal lamp interface, 13. humidification solenoid valve interface, 14. fresh air motor interface, 15. system return valve interface, 16. system reheat valve interface, 17. exhaust valve interface, 18. exhaust motor interface, 19. first temperature and humidity sensor interface, 110. second temperature and humidity sensor interface, 111. data transmission interface, 21. data transmission interface, 22. RS485 communication interface, 23. CO2 sensor interface. DETAILED DESCRIPTION

[0019] The present invention is described in detail below through specific embodiments. People who are familiar with this technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification; however, it should be pointed out that the following specific implementation methods do not technically limit the present technical solution. Under the guidance of the following technical solution, those skilled in the art can also make further technical extensions. The scope of protection of this patent application shall be subject to the claims.

[0020] The following is a description of the implementation of the present invention by means of specific embodiments. Those skilled in the art can easily understand other advantages and effects of the invention from the contents disclosed in this specification.

[0021] Embodiment 1: Specific connection structure of the product. The present invention discloses a five-constant full-effect fresh air integrated machine controller, such as Figures 1 to 3As shown, a control panel 1, a hand operator 2 and a wiring socket 3, the control panel 1 is fixedly mounted on the side of the fresh air machine 4 housing through a nylon isolation column; the hand operator 2 is mounted on the wall; the wiring socket 3 is installed and fixed on the side of the fresh air machine 4 housing and close to the control panel 1, and is respectively connected to the control panel 1 and the hand operator 2 through signal lines, so that the control panel 1 and the hand operator 2 are connected for data transmission.

[0022] like Figure 2 As shown, the control panel 1 includes a power supply interface 11, a germicidal lamp interface 12, a humidification solenoid valve interface 13, a fresh air motor interface 14, a system return valve interface 15, a reheat return valve interface 16, an exhaust valve interface 17, an exhaust motor interface 18, a first temperature and humidity sensor interface 19, a second temperature and humidity sensor interface 110, and a data transmission interface 111. Among them, the power supply interface 11 is connected to 220V AC, which supplies power to the control board 1; the germicidal lamp interface 12 is connected to the germicidal lamp signal line in the fresh air integrated machine 4 to control the switch of the germicidal lamp; the humidification solenoid valve interface 13 is connected to the humidification solenoid valve signal line of the fresh air integrated machine to control the start and stop and opening of the humidification solenoid valve; the fresh air motor interface 14 is connected to the fresh air DC motor control line of the fresh air integrated machine to control the start and stop and speed of the fresh air DC motor; the system return valve interface 15 is connected to the analog system return valve signal line of the fresh air integrated machine to control the start and stop and opening of the system return valve; the reheat return valve interface 16 is connected to the analog reheat return valve signal line of the fresh air integrated machine to control the reheat return valve The start and stop and opening degree of the exhaust valve interface 17 are connected to the analog exhaust valve signal line of the fresh air integrated machine to control the start and stop of the exhaust valve; the exhaust motor interface 18 is connected to the control line of the exhaust stepper motor of the fresh air integrated machine to control the start and stop and speed of the exhaust stepper motor; the first temperature and humidity sensor interface 19 is connected to the temperature and humidity sensor signal line placed after the humidifier to detect the temperature and humidity of the fresh air that will be sent into the room after the humidifier; the second temperature and humidity interface 110 is connected to the temperature and humidity sensor signal line placed after the surface cooler to detect the temperature and humidity of the fresh air after the heat exchange behind the surface cooler; the data transmission interface 111 is connected to the hand operator 2 to enable data transmission between the hand operator 2 and the control board 1; like Figure 3 As shown, the hand operator 2 includes a data transmission interface 21, an RS485 communication interface 22 and a CO2 sensor interface 23. The data transmission interface 21 connects the hand operator 2 to the control board 1 through a signal line, provides working power for the hand operator 2, and enables data transmission between the hand operator 2 and the control board 1; the RS485 communication interface 22 is connected to the data acquisition device through a communication line, transmits and receives the operating data and control instructions of the five-constant full-effect fresh air integrated machine to the server, and realizes remote monitoring of the five-constant full-effect fresh air integrated machine; the CO2 sensor interface 23 is connected to the CO2 sensor installed in the room, and adjusts the start and stop and opening of the exhaust stepper motor and the exhaust valve according to the detected indoor CO2 concentration.

[0023] Furthermore, the handheld operator is provided with a temperature sensor and a humidity sensor for detecting temperature and humidity respectively.

[0024] Furthermore, the hand operator 2 can also set data parameters and display data, and can set the power on / off, operation mode, fresh air mode, humidity setting, and wind speed of the fresh air integrated machine; it can display the operation mode, fresh air mode, indoor humidity, indoor temperature, temperature and humidity after the cooler, temperature and humidity after the humidifier, fresh air speed, and indoor CO2 concentration.

[0025] The control method of the five-constant full-effect fresh air integrated machine controller disclosed in the present invention includes three operating modes and two fresh air modes. The three operating modes are respectively a cooling mode, a heating mode, and a ventilation mode; the two fresh air modes are a fresh air mode and a mixed air mode.

[0026] Embodiment 2: Method for using the cooling mode: in the cooling season of the central air conditioner, the operation mode of the fresh air integrated machine 4 is set to the cooling mode through the hand operator 2, and the humidity value and the fresh air speed are set; according to whether the indoor CO2 concentration detected by the CO2 sensor collected by the hand operator exceeds the standard, the controller determines the fresh air mode; ① If the indoor CO2 concentration exceeds the standard seriously, turn on the mixed air mode: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp, and turns off the humidification solenoid valve; According to the difference between the indoor CO2 concentration collected by the handheld operator 2 and the indoor CO2 standard value, the pulse frequency of the exhaust stepping motor is changed to adjust the exhaust wind speed; According to the difference between the indoor humidity collected by the handheld operator 2 and the set humidity value, adjust the start and stop and opening of the system return valve; The fresh air temperature detected by the temperature and humidity sensor of the fresh air integrated machine 4 collected by the control board 1 is compared with the indoor temperature collected by the hand operator 2, and the start and stop and opening of the reheat return valve are adjusted according to the data difference.

[0027] ② If the indoor CO2 concentration exceeds the standard by a small amount or is close to the standard value, turn on the fresh air mode: The controller turns off the exhaust stepper motor, exhaust valve, and humidification solenoid valve; turns on the fresh air DC motor and germicidal lamp; According to the comparison between the indoor humidity collected by the handheld operator 2 and the set humidity value, as well as the data difference, the start and stop and opening degree of the system return valve are adjusted; The fresh air temperature detected by the temperature and humidity sensor of the fresh air integrated machine 4 collected by the control board 1 is compared with the indoor temperature collected by the hand operator, and the start and stop and opening of the reheat return valve are adjusted according to the data difference; If the indoor CO2 concentration is much lower than the standard value, turn off the full-effect fresh air machine 4.

[0028] Embodiment 3: Method for using the heating mode. In the central air-conditioning heating season, the operation mode of the fresh air integrated machine 4 is set to the heating mode through the hand operator, and the humidity value and the operating wind speed are set; according to whether the indoor CO2 concentration detected by the CO2 sensor collected by the hand operator 2 exceeds the standard, the controller determines the fresh air mode: ① If the indoor CO2 concentration exceeds the standard seriously, turn on the mixed air mode: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp; and closes the reheat return valve; According to the difference between the indoor CO2 concentration collected by the handheld operator 2 and the indoor CO2 standard value, the pulse frequency of the exhaust stepping motor is changed to adjust the exhaust wind speed; According to the comparison between the indoor humidity collected by the handheld operator 2 and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air; The fresh air temperature detected by the temperature and humidity sensor of the five-constant full-effect fresh air integrated machine collected by the control board 1 is compared with the indoor temperature collected by the hand operator, and the start and stop and opening of the system return valve are adjusted according to the data difference.

[0029] ② If the indoor CO2 concentration exceeds the standard by a small amount or is close to the standard value, turn on the fresh air mode: The controller turns on the fresh air DC motor and the germicidal lamp; turns off the exhaust stepper motor, exhaust valve, and reheat return valve; According to the comparison between the indoor humidity collected by the handheld operator 2 and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air; The fresh air temperature detected by the fresh air integrated machine temperature and humidity sensor collected by the control board 1 is compared with the indoor temperature collected by the hand operator 2, and the start and stop and opening of the system return valve are adjusted according to the data difference.

[0030] If the indoor CO2 concentration is much lower than the standard value, turn off the five-constant full-effect fresh air machine.

[0031] Example 4: Method for using the ventilation mode: Set the operation mode of the five-constant full-effect fresh air integrated machine to the ventilation mode through the hand operator 2, set the humidity value, and the operating wind speed; according to whether the indoor CO2 concentration detected by the CO2 sensor collected by the hand operator 2 exceeds the standard, the controller automatically determines the fresh air mode: ① If the indoor CO2 concentration exceeds the standard seriously, turn on the mixed air mode: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp; and closes the reheat return valve; According to the difference between the indoor CO2 concentration collected by the handheld operator 2 and the indoor CO2 standard value, the pulse frequency of the exhaust stepper motor is changed to adjust the exhaust wind speed to exhaust the turbid air in the room; According to the air supply temperature detected by the temperature and humidity sensor behind the five-constant full-effect fresh air integrated machine humidifier collected by the control board 1, the size is compared with the indoor temperature collected by the hand operator 2, as well as the data difference, and the start and stop and opening of the system return valve are adjusted; According to the comparison between the indoor humidity collected by the handheld operator 2 and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air.

[0032] ② If the indoor CO2 concentration is much lower than the standard value, turn off the five-constant full-effect fresh air machine.

[0033] Preferably, the fresh air speed can be locally set to a fixed wind speed gear and an automatic wind speed gear through the hand operator 2. When set to the automatic wind speed gear, the five-constant full-effect fresh air integrated machine controller can automatically adjust the speed of the fresh air DC motor according to the data difference between the CO2 concentration collected by the hand operator 2 and the indoor CO2 standard value in the operating mode, thereby changing the fresh air speed and reducing energy consumption.

[0034] The above description is only a preferred implementation mode of the invention. As long as the technical solution of the purpose of the invention is achieved by basically the same means, it belongs to the protection scope of the invention.

Claims

1. A five-constant full-effect fresh air integrated machine controller, characterized in that: It includes a control panel, a hand operator and a wiring socket, wherein the control panel is fixedly mounted on the side of the fresh air integrated machine housing through a nylon isolation column; the hand operator is mounted on the external wall; the wiring socket is mounted and fixed on the side of the fresh air integrated machine housing, and the wiring socket is respectively connected to the control panel and the hand operator through signal lines; The control panel includes a power supply interface and several functional interfaces; the several functional interfaces include a germicidal lamp interface, a humidification solenoid valve interface, a fresh air motor interface, a system return valve interface, a reheat return valve interface, an exhaust valve interface, an exhaust motor interface, a first temperature and humidity sensor interface, a second temperature and humidity sensor interface, and a data transmission interface, one or more or all of them; The hand operator includes a data transmission interface, an RS485 communication interface and a CO2 sensor interface. The data transmission interface connects the hand operator to the fresh air integrated machine control board through a signal line; the RS485 communication interface is connected to the data collector through a communication line; the CO2 sensor interface is connected to the CO2 sensor placed indoors.

2. A five-constant full-effect fresh air integrated machine controller as claimed in claim 1, characterized in that: The power supply interface is connected to 220V AC to power the control board of the Wuheng full-effect fresh air all-in-one machine; the germicidal lamp interface is connected to the germicidal lamp signal line in the fresh air all-in-one machine; the humidification solenoid valve interface is connected to the humidification solenoid valve signal line of the fresh air all-in-one machine; the fresh air motor interface is connected to the fresh air DC motor control line of the fresh air all-in-one machine; the system return valve interface is connected to the analog system return valve signal line of the fresh air all-in-one machine; the reheat return valve interface is connected to the analog reheat return valve signal line of the fresh air all-in-one machine; the exhaust valve interface is connected to the analog exhaust valve signal line of the seamless full-effect fresh air all-in-one machine; the exhaust motor interface is connected to the control line of the exhaust stepper motor of the fresh air all-in-one machine; The first temperature and humidity sensor interface is connected to the temperature and humidity sensor signal line placed behind the humidifier; the second temperature and humidity sensor interface is connected to the temperature and humidity sensor signal line placed behind the cooler; The data transmission interface is connected to the handheld operator via the wiring socket.

3. A five-constant full-effect fresh air integrated machine controller as claimed in claim 1, characterized in that: The hand operator is provided with a temperature sensor and a humidity sensor.

4. A five-constant full-effect fresh air integrated machine controller as claimed in claim 1, characterized in that: The hand operator can also have a data parameter setting area and a data display screen.

5. A control method using the five-constant full-effect fresh air integrated machine controller as claimed in claim 1, characterized in that: It includes three operation modes and two fresh air modes. The three operation modes are cooling mode, heating mode and ventilation mode. The two fresh air modes are fresh air mode and mixed air mode. Control method of the cooling mode: Set the operation mode to cooling mode through the hand operator, set the humidity value and fresh air speed; according to the indoor CO2 concentration detected by the hand operator at all times; ① If the indoor CO2 concentration exceeds the standard seriously, turn on the mixed air mode: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp, and turns off the humidification solenoid valve; According to the difference between the indoor CO2 concentration and the standard value, the pulse frequency of the exhaust stepper motor is changed to adjust the exhaust wind speed; According to the comparison between the indoor humidity collected by the handheld operator and the set humidity value, as well as the data difference, adjust the start and stop and opening of the system return valve; According to the fresh air temperature collected by the control panel, compare the data difference with the indoor temperature collected by the hand operator, and adjust the start and stop and opening of the reheat return valve; ② If the indoor CO2 concentration exceeds the standard by a small amount or is close to the standard value, turn on the fresh air mode: The controller turns off the exhaust stepper motor, exhaust valve, and humidification solenoid valve; turns on the fresh air DC motor and germicidal lamp; According to the difference between the collected indoor humidity and the set humidity value, adjust the start and stop and opening of the system return valve; According to the fresh air temperature collected by the control panel, compare the data difference with the indoor temperature collected by the hand operator, and adjust the start and stop and opening of the reheat return valve; If the indoor CO2 concentration is much lower than the standard value, turn off the fresh air machine; The control method of the heating mode: Set the operation mode to cooling mode through the hand operator, set the humidity value and fresh air speed; and monitor the indoor CO2 concentration at all times using the hand operator; ① If the indoor CO2 concentration exceeds the standard seriously, turn on the mixed air mode: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp, and closes the reheat return valve; According to the difference between the indoor CO2 concentration and the standard value, the pulse frequency of the exhaust stepper motor is changed to adjust the exhaust wind speed; According to the comparison between the indoor humidity collected by the hand operator and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air; According to the fresh air temperature collected by the control panel, compare the data difference with the indoor temperature collected by the hand operator, and adjust the start and stop and opening of the system return valve; ② If the indoor CO2 concentration exceeds the standard by a small amount or is close to the standard value, turn on the fresh air mode: The controller turns on the fresh air DC motor and the germicidal lamp; turns off the exhaust stepper motor, exhaust valve, and reheat return valve; According to the comparison between the indoor humidity collected by the hand operator and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air; According to the difference in data between the collected fresh air temperature and the indoor temperature collected by the hand operator, adjust the start and stop and opening of the system return valve; If the indoor CO2 concentration is much lower than the standard value, turn off the five-constant full-effect fresh air machine; How to use the ventilation mode: Use the handheld operator to set the operation mode to ventilation mode, set the humidity value, and the wind speed; according to the CO2 concentration detected by the handheld operator to see if it exceeds the standard, If the indoor CO2 concentration exceeds the standard seriously, turn on the mixed air mode: The controller turns on the exhaust stepper motor, exhaust valve, fresh air DC motor, and germicidal lamp; and closes the reheat return valve; According to the difference between the indoor CO2 concentration and the standard value, the pulse frequency of the exhaust stepper motor is changed to adjust the exhaust wind speed; According to the difference in data between the collected fresh air temperature and the indoor temperature collected by the hand operator, adjust the start and stop and opening of the system return valve; According to the comparison between the indoor humidity collected by the hand operator and the set humidity value, the start and stop of the humidification solenoid valve are adjusted to humidify the fresh air; If the indoor CO2 concentration is much lower than the standard value, turn off the five-constant full-effect fresh air machine.

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