CN210532626U - Universal fan coiler control device - Google Patents
Universal fan coiler control device Download PDFInfo
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- CN210532626U CN210532626U CN201921470022.9U CN201921470022U CN210532626U CN 210532626 U CN210532626 U CN 210532626U CN 201921470022 U CN201921470022 U CN 201921470022U CN 210532626 U CN210532626 U CN 210532626U
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- 238000004891 communication Methods 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000007613 environmental effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 15
- 238000004378 air conditioning Methods 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 9
- 230000001276 controlling effect Effects 0.000 description 7
- 239000012141 concentrate Substances 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a general type fan coil controlling means, including main control chip, the wireless communication module that is used for carrying out data transmission with external server, the RS485 module that is used for local communication, the relay output module that is used for controlling high and medium low speed and water valve, the measurement collection module that is used for measuring the controlled equipment power consumption, the humiture collection module that is used for gathering ambient temperature humidity, the display module that is used for showing status information, the touch button module that is used for gathering user's button input; the wireless communication module, the RS485 module, the relay output module, the metering acquisition module, the temperature and humidity acquisition module, the display module and the touch key module are all communicated with the main control chip. The utility model discloses can adapt to the most scene of using, and solved the user effectively and because the problem of wiring difficulty, unable measurement fan coil power consumption alone when concentrating the terminal fan coil of management and control central air conditioning.
Description
Technical Field
The utility model belongs to the technical field of central air conditioning end control, concretely relates to general type fan coiler control device.
Background
In the field of central air-conditioning terminal control, a fan coil control device is mainly applied to fan coil control at the terminal of a central air-conditioning, and has the main function of being connected with controlled equipment such as a fan motor and a water valve actuator and automatically regulating and controlling the wind speed of a fan and the opening and closing of a water valve by collecting external environment data such as environmental temperature, humidity and the like. However, in the prior art, the fan coil control device is lack of collecting and metering parameters such as power consumption, current, voltage, power factor and the like of the controlled equipment, and cannot analyze the state of the controlled equipment alone and know the operating states of the fan coil motor and the water valve. The fan coil control device is suitable for most application scenes, and meets the requirement that a user can conveniently and centrally control the fan coil at the tail end of the central air conditioner.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at overcomes prior art's shortcoming and not enough, provides a general type fan coil control device, can be applicable to most application scenes to satisfy the user and can conveniently concentrate the demand of management and control to fan coil in the building.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses a general type fan coil pipe control device, this controlling means and external server are connected with controlled equipment, controlled equipment includes motor and water valve in the fan coil pipe, including main control chip, a wireless communication module for carrying out data transmission with external server, a RS485 module for local communication, a relay output module for controlling high-low speed gear and water valve and opening and shutting, a measurement collection module for measuring the controlled equipment power consumption, a humiture collection module for gathering the environment humiture, a display module for displaying state information, a touch button module for gathering user's input; the wireless communication module, the RS485 module, the relay output module, the metering acquisition module, the temperature and humidity acquisition module, the display module and the touch key module are all connected with the main control chip.
As a preferable technical scheme, the main control chip adopts STM32 or GD32 series main control chips.
As a preferred technical solution, the wireless communication module adopts one of a WiFi communication module, a GPRS communication module, or an NB-IoT communication module.
As an optimal technical scheme, the RS485 module comprises an RS485 conversion chip and a protection device, the protection device is connected with the RS485 chip, a serial signal is sent out by the main control chip, and the serial signal is converted into a 485 differential signal through the RS485 conversion chip.
As a preferred technical scheme, the relay output module comprises an output driving unit and a relay body, the output driving unit is connected with the relay body, a main control chip sends out a level signal, the relay body is directly driven to be closed and disconnected through the output driving unit, and the relay body controls the controlled equipment to act.
As a preferred technical scheme, the measurement acquisition module comprises a measurement chip, a photoelectric coupler and an external resistance-capacitance device, voltage or current signals input from the outside are transmitted to the measurement chip to be measured and acquired, the acquired voltage or current signals are converted into serial signals to be transmitted to the photoelectric coupler to be isolated, and the isolated signals are transmitted to the main control chip to be read.
As an optimal technical scheme, the temperature and humidity acquisition module comprises a temperature and humidity acquisition chip, and a master control chip sends a serial signal to read a temperature and humidity acquisition chip signal so as to directly obtain a field temperature and humidity value.
As a preferred technical scheme, the display module adopts an LCD display module, the LCD display module comprises an LCD screen, a backlight light-emitting diode and a driving chip, a serial signal is sent by a main control chip, the LCD screen is driven by the driving chip to display, and the backlight light-emitting diode emits light from the rear part of the LCD screen, so that display content is projected.
According to a preferable technical scheme, the touch key module comprises a touch state acquisition chip and an in-screen touch key, the in-screen touch key is pressed by a user within a specified range of a screen, a variable quantity is transmitted to the touch state acquisition chip through the in-screen touch key, and an acquired pressing signal is filtered and then transmitted to the main control chip to be read in a level change mode.
As a preferred technical solution, the touch state acquisition chip adopts an AI05 chip.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
(1) the utility model discloses a wireless communication module carries out data transmission with cloud ware and interacts, reports to the server with current running state, thereby receives the control command completion that the server was issued simultaneously to the control of the terminal fan coil of central air conditioning, has satisfied the demand that the user can conveniently concentrate the management and control to the terminal fan coil of central air conditioning.
(2) The utility model discloses reserved sufficient relay output port among the relay output module, but fan coil and the water valve of adaptation different grade type, the commonality is strong, can adapt to most application scenes.
(3) The utility model discloses a measurement collection mode gathers signals such as the voltage and the electric current of external input, has realized the collection measurement to the power consumption of controlled equipment, electric current, voltage, power factor isoparametric, provides relevant data basis for the energy consumption analysis to controlled equipment.
(4) The utility model discloses a to the statistics of the operating duration of fan coil and water valve, make the user have comparatively careful understanding to the working condition of controlled equipment to can in time remind the user to maintain and maintain controlled equipment.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic diagram of a specific application case of the present invention;
fig. 3 is a schematic circuit diagram of the main control chip of the present invention;
fig. 4 is a schematic circuit diagram of the RS485 module of the present invention;
fig. 5 is a schematic circuit diagram of the relay output module of the present invention;
fig. 6 is a schematic circuit diagram of the measurement and collection module of the present invention;
fig. 7 is a schematic circuit diagram of the temperature and humidity acquisition module of the present invention;
fig. 8 is a schematic circuit diagram of the display module of the present invention;
fig. 9 is a schematic circuit diagram of the touch key module of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Examples
As shown in fig. 1, the universal fan coil control device of this embodiment includes a main control chip, a wireless communication module for data transmission with an external server, an RS485 module for local communication, a relay output module for controlling high, medium, low speed and water valve, a metering and collecting module for metering power consumption of a controlled device, a temperature and humidity collecting module for collecting ambient temperature and humidity, a touch key module for collecting user key input, and a liquid crystal display module for display; the wireless communication module, the RS485 module, the relay output module, the metering acquisition module, the temperature and humidity acquisition module, the touch key module and the display module are all communicated with the main control chip. The control method and the communication method used in the embodiment are conventional methods in the field, and no innovation is made on a software part.
As shown in fig. 2, the general type fan coil control device of this embodiment, when specifically using, main control chip controls above-mentioned each module, makes the utility model discloses have the ability to the terminal fan coil control of central air conditioning, satisfied the demand that the user can conveniently concentrate the management and control to the terminal fan coil of central air conditioning.
As shown in fig. 2, in the universal fan coil control device of the present embodiment, the wireless communication module is one of a WiFi communication module, a GPRS communication module, or an NB-IoT communication module. When the system is applied specifically, the M5311 NB-IoT communication module is selected as the wireless communication module and used for carrying out data transmission interaction with the server, reporting the current operation state to the server and receiving a control instruction issued by the server, so that a user can conveniently carry out centralized control on the central air-conditioning fan coil. The user can select different modes for wireless communication according to actual application scenes.
As shown in fig. 2, in the universal fan coiler control device according to the embodiment, the RS485 module includes an RS485 conversion chip and a protection device, and the protection device is connected to the RS485 chip and is used for protecting the RS485 chip; the master control chip sends out serial signals, and the serial signals are converted into 485 differential signals through the RS485 conversion chip. In specific application, the RS485 module selects an SN75LBC184 chip for communicating with and receiving control of the local centralized controller.
As shown in fig. 2, in the universal fan coil control device according to this embodiment, the relay output module includes an output driving unit and a relay body, a level signal is sent by the main control chip, the relay body is directly driven to be closed and disconnected by the output driving unit, and the relay body controls the controlled device to operate. When the intelligent wind power generation system is applied specifically, the relay output module is used for controlling the wind speed gear of the fan and the opening and closing of the water valve, and a user can select different types of fan coil control schemes to match with corresponding types of fan coils according to actual application scenes. And enough relay output ports are reserved in the relay output module, so that the relay output module can be adapted to fan coils and water valves of different types, has strong universality and can adapt to most application scenes.
As shown in fig. 2, in the universal fan coiler control device according to the embodiment, the metering and collecting module includes a metering chip, a photoelectric coupler and an external resistance-capacitance device, a voltage or current signal input from outside is sent to the metering chip for metering and collecting, and is converted into a serial signal after being collected and sent to the photoelectric coupler for isolation, and an isolation signal is sent to the main control chip for reading. In specific application, the measurement and acquisition module uses an HLW8032 measurement chip and is used for acquiring and measuring parameters such as power consumption, current, voltage, power factor and the like of the controlled equipment and analyzing the energy consumption condition of the controlled equipment.
As shown in fig. 2, in the universal fan coiler control device according to this embodiment, the temperature and humidity acquisition module includes a temperature and humidity acquisition chip, and the master control chip sends a serial signal to read a temperature and humidity acquisition chip signal, so as to directly obtain a field temperature and humidity value. When the temperature and humidity control device is used specifically, the temperature and humidity acquisition module selects the SHT30, and the temperature and humidity acquisition module SHT30 temperature and humidity acquisition chip is used for acquiring the ambient temperature and the ambient humidity at regular time, so that the main control chip can acquire the current ambient temperature and humidity data, and the condition is used as one of the bases for controlling the opening and closing of the wind speed gear and the water valve of the fan.
As shown in fig. 2, in the general fan coiler control device according to this embodiment, the display module is an LCD display module (although the LED display module is also applicable to this embodiment), the LCD display module includes an LCD screen, a backlight light-emitting diode and a driving chip, a serial signal is sent by the main control chip, the LCD screen is driven by the driving chip to display, and the backlight light-emitting diode emits light from the rear of the LCD screen, so as to project display content. In specific application, the LCD display module HT1621 driver chip is used for displaying running state information related to the fan coil, including on-off state, running mode, wind speed gear, water valve state, set temperature, wireless signal quality, ambient temperature, ambient humidity, air quality level, and carbon dioxide concentration level.
As shown in fig. 2, in the general fan coiler control device according to this embodiment, the touch key module includes a touch state acquisition chip and an in-screen touch key, a user presses a key within a predetermined range on a screen, a variation is transmitted to the touch state acquisition chip through the in-screen touch key, and a collected pressing signal is filtered and then sent to the main control chip for reading in a level variation manner. In specific application, the touch key module is used for providing an input interface for controlling the fan coil for a user, and the user can realize a series of control operations of switching on and off the fan coil, switching operation modes, adjusting a wind speed gear, adjusting a set temperature and the like by touching the corresponding touch key.
As shown in fig. 3, the main control chip adopts the main control chip of STM32 or GD32 series, the utility model discloses the main control chip adopts STM32F030RCT6 main control chip, and the chip of other series is applicable to this application equally certainly, as long as can reach this application purpose.
As shown in fig. 4, the RS485 module includes an SN75LBC184 RS485 conversion chip and a protection device, and a serial signal is sent by the main control chip and converted into a 485 differential signal by the conversion chip.
As shown in fig. 5, the relay output module includes an output driving unit and a relay body, a main control chip sends a level signal, the relay is directly driven to be closed and disconnected by the output ULN2003 driving unit, and the relay controls the controlled device to operate.
As shown in fig. 6, the measurement and acquisition module includes an HLW8032 measurement chip, a photoelectric coupler and an external resistance-capacitance device, and voltage and current signals are input from the outside, transmitted to the measurement chip for measurement and acquisition, converted into serial signals after acquisition, transmitted to the photoelectric coupler for isolation, and transmitted to the main control chip for reading.
As shown in fig. 7, the temperature and humidity acquisition module includes a temperature and humidity acquisition chip, and the master control chip sends a serial signal to read a temperature and humidity acquisition chip signal, so as to directly obtain a field temperature and humidity value.
As shown in fig. 8, the LCD display module includes an LCD screen, a backlight led and a driving chip, the main control chip sends serial signals, the HT1621 driving chip drives the LCD screen to display, and the backlight led emits light from the rear of the LCD screen to project display content.
As shown in fig. 9, the touch key module includes a touch state acquisition chip and an in-screen touch key, a user presses the key within a predetermined range on a screen, a variation is transmitted to the AI05 touch state acquisition chip through the in-screen touch key, and the acquired pressing signal is filtered and then transmitted to the main control chip for reading in a level variation manner.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (10)
1. A universal fan coil control device is connected with an external server and a controlled device, wherein the controlled device comprises a motor and a water valve in a fan coil, and is characterized by comprising a main control chip, a wireless communication module for data transmission with the external server, an RS485 module for local communication, a relay output module for controlling high and medium and low speed gears and opening and closing of the water valve, a metering and collecting module for metering the power consumption of the controlled device, a temperature and humidity collecting module for collecting environmental temperature and humidity, a display module for displaying state information and a touch key module for collecting user input; the wireless communication module, the RS485 module, the relay output module, the metering acquisition module, the temperature and humidity acquisition module, the display module and the touch key module are all connected with the main control chip.
2. The universal type fan coiler control of claim 1, wherein the master control chip is a STM32 or GD32 series master control chip.
3. The universal fan coiler device according to claim 1, wherein the wireless communication module is one of a WiFi communication module, a GPRS communication module or an NB-IoT communication module.
4. The universal type fan coiler control device according to claim 1, wherein the RS485 module comprises an RS485 conversion chip and a protection device, and the protection device is connected with the RS485 chip; the master control chip sends out serial signals, and the serial signals are converted into 485 differential signals through the RS485 conversion chip.
5. The universal type fan coiler control device according to claim 1, wherein the relay output module comprises an output driving unit and a relay body, the output driving unit is connected with the relay body, a level signal is sent out by the main control chip, the relay body is directly driven to be in an on-off state through the output driving unit, and the relay body controls the controlled equipment to act.
6. The universal type fan coiler control device according to claim 1, wherein the metering and collecting module comprises a metering chip, a photoelectric coupler and an external resistance-capacitance device, voltage and current signals input from outside are sent to the metering chip to be metered and collected, the voltage and current signals are converted into serial signals after being collected and sent to the photoelectric coupler to be isolated, and the isolated signals are sent to the main control chip to be read.
7. The universal type fan coiler control device according to claim 1, wherein the temperature and humidity acquisition module comprises a temperature and humidity acquisition chip, and a serial signal is sent by the main control chip to read a temperature and humidity acquisition chip signal, so that a field temperature and humidity value is directly obtained.
8. The universal type fan coiler control device according to claim 1, wherein the display module is an LCD display module, the LCD display module comprises an LCD screen, a backlight light emitting diode and a driving chip, a serial signal is sent by the main control chip, the LCD screen is driven by the driving chip to display, and the backlight light emitting diode emits light from the rear of the LCD screen to project display contents.
9. The universal type fan coiler control device according to claim 1, wherein the touch key module comprises a touch state acquisition chip and an in-screen touch key, the in-screen touch key is pressed by a user within a specified range of a screen, the variation is transmitted to the touch state acquisition chip through the in-screen touch key, and the acquired pressing signal is filtered and then transmitted to the main control chip to be read in a level variation mode.
10. The universal type fan coiler control of claim 9, wherein said touch state acquisition chip is an AI05 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470022.9U CN210532626U (en) | 2019-09-05 | 2019-09-05 | Universal fan coiler control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921470022.9U CN210532626U (en) | 2019-09-05 | 2019-09-05 | Universal fan coiler control device |
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| Publication Number | Publication Date |
|---|---|
| CN210532626U true CN210532626U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921470022.9U Active CN210532626U (en) | 2019-09-05 | 2019-09-05 | Universal fan coiler control device |
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|---|---|
| CN (1) | CN210532626U (en) |
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- 2019-09-05 CN CN201921470022.9U patent/CN210532626U/en active Active
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| GR01 | Patent grant | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Universal fan coil control device Effective date of registration: 20220810 Granted publication date: 20200515 Pledgee: Bank of China Limited by Share Ltd. Guangzhou Liwan branch Pledgor: Guangzhou Saian Internet of things Technology Co.,Ltd. Registration number: Y2022440000193 |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 514400 Room 1501, No. 18 Jinmao East 1st Street, Nansha District, Guangzhou City, Guangdong Province (Location: A101) (Office only) Patentee after: Guangdong Saian Technology Co.,Ltd. Country or region after: China Address before: Room 011, 1803, No. 37 Jinlong, Nansha Street, Xiangjiang Financial and Business Center, Nansha District, Guangzhou City, Guangdong Province, 511458 Patentee before: Guangzhou Saian Internet of things Technology Co.,Ltd. Country or region before: China |