WO2019006798A1 - 一种空调制冷剂检测装置 - Google Patents

一种空调制冷剂检测装置 Download PDF

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Publication number
WO2019006798A1
WO2019006798A1 PCT/CN2017/094660 CN2017094660W WO2019006798A1 WO 2019006798 A1 WO2019006798 A1 WO 2019006798A1 CN 2017094660 W CN2017094660 W CN 2017094660W WO 2019006798 A1 WO2019006798 A1 WO 2019006798A1
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Prior art keywords
air
module
detecting
air conditioner
temperature
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PCT/CN2017/094660
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English (en)
French (fr)
Inventor
蒋周金
肖箭鑫
漆湘明
张友运
刘再乐
瞿诗琦
王旭
洪爱霞
黎健英
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瑞斯康微电子（深圳）有限公司
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Publication of WO2019006798A1 publication Critical patent/WO2019006798A1/zh

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/88—Electrical aspects, e.g. circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices

Definitions

  • the invention relates to the technical field of air conditioners, and in particular to an air conditioner refrigerant detecting device.
  • air conditioners have been increasingly used in residential areas, high-end apartments, commercial, hotels, office buildings, schools, hospitals and other fields.
  • the air conditioner refrigerant may be insufficient and the air conditioner cooling effect is poor.
  • the detection of the air conditioner refrigerant is still in the manual detection, and the air conditioner maintenance master needs to come to the door to check whether the refrigerant is determined. Insufficient, and when the air conditioner repair master detects the refrigerant, it is necessary to check whether the refrigerant is within the standard range by attaching the pressure gauge to the outdoor unit, causing a lot of inconvenience to the user.
  • an object of the present invention is to provide a prompting and automatic air conditioning refrigerant detecting device.
  • an air conditioning refrigerant detecting device comprising a main control module, an inlet air temperature detecting module for detecting the temperature of the air inlet of the air conditioner, and an air temperature detecting module for detecting the temperature of the air outlet of the air conditioner, An electric energy metering detection module, a power module and a pointing device for detecting an operating power of the air conditioner, wherein an output end of the power module is connected to an input end of the main control module, and an output end of the air inlet temperature detecting module is opposite to the main The input end of the control module is connected, the outlet temperature detecting module is connected to the input end of the main control module, and the output end of the electric energy metering detecting module is connected to the input end of the main control module, the main control module The output is connected to the input of the indicating device.
  • the device further includes a power line carrier communication module, and the power line carrier communication module is connected to the main control module.
  • the indicating device is an LED light.
  • the inlet air temperature detecting module comprises a temperature sensor.
  • the power line communication carrier module comprises a RISE3501E chip.
  • the electric energy metering detection module comprises a power sensor.
  • the power sensor is an RN8209C chip.
  • the utility model relates to an air conditioner refrigerant detecting device, which detects the temperature of the air inlet, the temperature of the air outlet and the working power of the air conditioner in real time, and determines the shortage of the air conditioner refrigerant according to the working power of the air conditioner and the temperature difference between the air inlet and outlet, and then prompts the user to maintain the air conditioner through the indicating device.
  • Self-cultivation no need for maintenance master to check the door, and no need to check whether the refrigerant is within the standard range when the outdoor unit is connected to the pressure gauge to know the state of the air-conditioning refrigerant in time, saving manpower and material resources.
  • the air conditioner refrigerant detecting device of the invention adopts a power line carrier communication module, and can transmit air conditioner refrigerant state information to a remote management personnel through a power line, which is more practical.
  • FIG. 1 is a block diagram showing the structure of an air conditioner refrigerant detecting device of the present invention
  • FIG. 2 is a circuit diagram of an air outlet temperature detecting module of an air conditioning refrigerant detecting device according to the present invention
  • FIG. 3 is a circuit diagram of an electric energy metering detection module of an air conditioning refrigerant detecting device according to the present invention
  • FIG. 4 is a circuit diagram of a power line carrier communication module of an air conditioning refrigerant detecting device according to the present invention.
  • the air-conditioning refrigerant detecting device includes a main control module, an air inlet temperature detecting module for detecting an air inlet temperature, and An outlet temperature detecting module for detecting the temperature of the air outlet of the air conditioner, an electric energy metering detecting module for detecting the working power of the air conditioner, a power module, a pointing device and a power line carrier communication module, and the output end of the power module is connected with the input end of the main control module Providing a working power supply to the main control module; the output end of the intake air temperature detecting module is connected to the input end of the main control module, and the air inlet temperature detecting module transmits the air inlet temperature data detected in real time to the main control module, in this embodiment
  • the inlet air temperature detecting module adopts a temperature sensor; the outlet air temperature detecting module is connected to the input end of the main control module, and the outlet air temperature
  • the electric energy metering detection module includes a power sensor; the output of the main control module The terminal is connected to the input end of the indicating device.
  • the indicating device uses two different color LED lights to issue an alarm by switching the opening and closing states of the two LED lights.
  • the indicating device may also be a bee. Sounder and so on.
  • the inlet and outlet temperature difference thresholds are preset in advance, and the main control module compares the temperature of the inlet and outlet ports with the temperature of the outlet port to obtain the temperature difference between the inlet and outlet ports, and compares the temperature difference between the inlet and outlet ports with the preset temperature difference threshold.
  • the main control module determines that the air conditioner refrigerant is insufficient, and then the control indicating device issues a warning.
  • the power line carrier communication module is connected to the main control module, the air conditioner refrigerant detecting device adopts a power line carrier communication module, and the main control module sends the inlet and outlet temperature difference data and the air conditioner working power data to the power line carrier communication module, It is more practical to transmit information of insufficient air-conditioning refrigerant to the remote management personnel through the power line.
  • FIG. 2 is a circuit diagram of an air outlet temperature detecting module of an air conditioner refrigerant detecting device according to the present invention.
  • the temperature sensor chip uses a DS18B20 chip to detect the tuyere temperature, and the DQ port of the DS18B20 chip serves as the The output of the temperature sensor, the circuit of the inlet air temperature detecting module is the same as the circuit of the outlet air temperature detecting module, and the inlet air temperature detecting module circuit can refer to FIG. 2 .
  • FIG. 3 is a circuit diagram of an electric energy metering detection module of an air conditioner refrigerant detecting device according to the present invention.
  • the power sensor is an RN8209C chip
  • the air conditioner is regarded as a load to be connected to an AC power source, and a VIP port of the RN8209C chip.
  • FIG. 4 is a circuit diagram of a power line carrier communication module of the air conditioner refrigerant detecting device according to the present invention.
  • the power line carrier communication module adopts RISE3501E.
  • the chip is used as the main control chip.
  • the GPIO0/P10 port and the GPIO1/P11 port of the RISE3501E chip are respectively connected to the LED1 and the LED2.
  • the LED1 and the LED2 are LED lamps of two different colors. In this embodiment, the LED1 is a green LED lamp, and the LED2 is Red LED light.
  • the DOCDCLK/P35 port of the RISE3501E chip is connected with the DQ port of the DS18B20 chip in the inlet air temperature detecting module for receiving the air inlet temperature data detected by the inlet air temperature detecting module.
  • the DOCDI/P36 port of the RISE3501E chip is connected to the DQ port of the DS18B20 chip in the air temperature detecting module for receiving the air outlet temperature data detected by the wind temperature detecting module, the DOCDO/P37 port of the RISE3501E chip and the TX port of the RN8209C chip.
  • the connection is used to receive the air conditioner operating power detected by the energy metering detection module.
  • the power line carrier communication module determines the air conditioning working state according to the air conditioning working power data detected by the energy metering detection module, and then compares the temperature of the inlet and outlet air outlets to determine whether the temperature difference between the inlet and outlet air outlets is lower than a preset temperature difference threshold, and if so, determines that the air conditioning refrigerant is insufficient, and the control indication
  • the device LED2 is on. If not, if it is determined that the air-conditioning refrigerant is within the standard range, the control indicating device LED1 is lit to prompt the user to adjust the state of the air-conditioning refrigerant.
  • the power line carrier communication module can also be used to transmit air conditioner refrigerant state information to remote management personnel through the power line.
  • the utility model relates to an air conditioner refrigerant detecting device, which detects the temperature of the air inlet, the temperature of the air outlet and the working power of the air conditioner in real time, and determines the shortage of the air conditioner refrigerant according to the working power of the air conditioner and the temperature difference between the air inlet and outlet, and then prompts the user to maintain the air conditioner through the indicating device.
  • Self-cultivation no need for maintenance master to check the door, and no need to check whether the refrigerant is within the standard range when the outdoor unit is connected to the pressure gauge to know the state of the air-conditioning refrigerant in time, saving manpower and material resources.
  • the air conditioner refrigerant detecting device of the invention adopts a power line carrier communication module, and can transmit air conditioner refrigerant state information to a remote management personnel through a power line, which is more practical.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

一种空调制冷剂检测装置，包括主控制模块、用于检测空调进风口温度的进风温度检测模块、用于检测空调出风口温度的出风温度检测模块、用于检测空调工作功率的电能计量检测模块、电源模块和指示装置。通过实时检测进风口温度、出风口的温度和空调的工作功率，根据空调的工作功率和进出风口的温差，判断空调制冷剂不足，进而通过指示装置提示用户空调需要维护修养，无需维修师傅上门检测、也无需在室外机挂接压力表检测制冷剂是否在标准范围内即可及时知道空调制冷剂的状态，节省人力和物力。

Description

一种空调制冷剂检测装置
技术领域
本发明涉及空调技术领域，尤其涉及一种空调制冷剂检测装置。
背景技术
随着社会的高速发展和人类生活水平的不断提高，空调已经越来越广泛地运用于住宅小区、高档公寓、商业、酒店、写字楼、学校、医院等领域。随着空调应用时间越来越长，可能导致空调制冷剂不足而致使空调降温效果差，现有技术中，对空调制冷剂的检测仍停留在人工检测，需要空调维修师傅上门检测判定制冷剂是否不足，且空调维修师傅在检测制冷剂时，需要在室外机挂接压力表检测制冷剂是否在标准范围内，给用户造成许多不便。
发明内容
为了解决上述技术问题，本发明的目的是提供一种及时提示、自动空调制冷剂检测装置。
本发明所采用的技术方案是：一种空调制冷剂检测装置，包括主控制模块、用于检测空调进风口温度的进风温度检测模块、用于检测空调出风口温度的出风温度检测模块、用于检测空调工作功率的电能计量检测模块、电源模块和指示装置，所述电源模块的输出端与所述主控制模块的输入端连接，所述进风温度检测模块的输出端与所述主控制模块的输入端连接，所述出风温度检测模块与所述主控制模块的输入端连接，所述电能计量检测模块的输出端与所述主控制模块的输入端连接，所述主控制模块的输出端与指示装置的输入端连接。
作为上述方案的进一步改进，所述装置还包括电力线载波通讯模块，所述电力线载波通讯模块与所述主控制模块连接。
优选的，所述指示装置为LED灯。
优选的，所述进风温度检测模块包括温度传感器。
优选的，所述电力线通讯载波模块包括RISE3501E芯片。
优选的，所述电能计量检测模块包括功率传感器。
优选的，所述功率传感器为RN8209C芯片。
本发明的有益效果是：
一种空调制冷剂检测装置，实时检测进风口温度、出风口的温度和空调的工作功率，根据空调的工作功率和进出风口的温差，判断空调制冷剂不足，进而通过指示装置提示用户空调需要维护修养，无需维修师傅上门检测、也无需在室外机挂接压力表检测制冷剂是否在标准范围内即可及时知道空调制冷剂的状态，节省人力和物力。
本发明空调制冷剂检测装置，采用电力线载波通讯模块，可以通过电力线向远方管理人员传输空调制冷剂状态信息，更实用。
附图说明
下面结合附图对本发明的具体实施方式作进一步说明：
图1是本发明一种空调制冷剂检测装置的结构模块框图；
图2是本发明一种空调制冷剂检测装置出风温度检测模块电路图；
图3是本发明一种空调制冷剂检测装置电能计量检测模块电路图；
图4是本发明一种空调制冷剂检测装置电力线载波通讯模块电路图。
具体实施方式
需要说明的是，在不冲突的情况下，本申请中的实施例及实施例中的特征可以相互组合。
图1是本发明一种空调制冷剂检测装置的结构模块框图，如图1所示，该空调制冷剂检测装置，包括主控制模块、用于检测空调进风口温度的进风温度检测模块、用于检测空调出风口温度的出风温度检测模块、用于检测空调工作功率的电能计量检测模块、电源模块、指示装置和电力线载波通讯模块，电源模块的输出端与主控制模块的输入端连接用于为主控制模块提供工作电源；进风温度检测模块的输出端与主控制模块的输入端连接，进风温度检测模块将实时检测到的进风口温度数据传给主控制模块，本实施例中，进风温度检测模块采用温度传感器；出风温度检测模块与主控制模块的输入端连接，出风温度检测模块将实时检测到的出风口温度数据传给主控制模块，本实施例中，出风温度检测模块采用温度传感器；电能计量检测模块的输出端与主控制模块的输入端连接，电能计量检测模块将实时检测到的空调工作频率数据和空调电能等数据发送给主控制模块，本实施例中，优选的，电能计量检测模块包括功率传感器；主控制模块的输出端与指示装置的输入端连接，优选的，本实施例中，指示装置采用两种不同颜色的LED灯，通过切换两个LED灯的开闭状态发出警示，显然的，指示装置也可以是蜂鸣器等等。
根据实际情况事先预设好进出口温差阈值，主控制模块通过比较进风口温度和出风口温度得出进出风口温差，将进出风口温差与预设温差阈值进行比较，当进出风口温差低于预设温差阈值时，主控制模块判断空调制冷剂不足，进而控制指示装置发出警示。
作为上述实施例的进一步改进，电力线载波通讯模块与主控制模块连接，该空调制冷剂检测装置采用电力线载波通讯模块，主控制模块将进出口温差数据和空调工作功率数据发送到电力线载波通讯模块，可以实现通过电力线将空调制冷剂不足的信息传输给远方管理人员，更实用。
图2是本发明一种空调制冷剂检测装置出风温度检测模块电路图，如图2所示，出风温度检测模块中，温度传感器芯片采用DS18B20芯片检测出风口温度，DS18B20芯片的DQ端口作为该温度传感器的输出端，进风温度检测模块的电路与出风温度检测模块的电路相同，进风温度检测模块电路可以参照图2。
图3是本发明一种空调制冷剂检测装置电能计量检测模块电路图，如图3所示，电能计量检测模块中，功率传感器为RN8209C芯片，把空调当成负载接入交流电源，RN8209C芯片的VIP端口连接空调的电源输入端的交流电源火线L_INB、V3P端口连接空调的输出端交流电源火线L_OUT_1、V3N端口连接交流电源零线N，实时检测空调的工作功率。
本实施例中，将主控制模块和电力线载波通讯模块集成在一个芯片上，图4是本发明一种空调制冷剂检测装置电力线载波通讯模块电路图，如图4所示，电力线载波通讯模块采用RISE3501E芯片作为主控芯片，RISE3501E芯片的GPIO0/P10端口和GPIO1/P11端口分别连接LED1和LED2，LED1和LED2为两种不同颜色的LED灯，本实施例优选的，LED1为绿色LED灯，LED2为红色LED灯。
结合图2至图4所示，电力线载波通讯模块中，RISE3501E芯片的DOCDCLK/P35端口与进风温度检测模块中DS18B20芯片的DQ端口连接用于接收进风温度检测模块检测到的进风口温度数据，RISE3501E芯片的DOCDI/P36端口与出风温度检测模块中DS18B20芯片的DQ端口连接用于接收出风温度检测模块检测到的出风口温度数据，RISE3501E芯片的DOCDO/P37端口与RN8209C芯片的TX端口连接用于接收电能计量检测模块检测到的空调工作功率。电力线载波通讯模块根据电能计量检测模块检测到的空调工作功率数据判断空调工作状态，再比较进出风口温度，判断进出风口温差是否低于预设温差阈值，若是，则判断空调制冷剂不足，控制指示装置LED2亮，若否，则判断空调制冷剂在标准范围内，则控制指示装置LED1亮，以提示用户空调制冷剂状态。采用电力线载波通讯模块，还可以实现通过电力线向远方管理人员传输空调制冷剂状态信息。
一种空调制冷剂检测装置，实时检测进风口温度、出风口的温度和空调的工作功率，根据空调的工作功率和进出风口的温差，判断空调制冷剂不足，进而通过指示装置提示用户空调需要维护修养，无需维修师傅上门检测、也无需在室外机挂接压力表检测制冷剂是否在标准范围内即可及时知道空调制冷剂的状态，节省人力和物力。
本发明空调制冷剂检测装置，采用电力线载波通讯模块，可以通过电力线向远方管理人员传输空调制冷剂状态信息，更实用。
以上是对本发明的较佳实施进行了具体说明，但本发明创造并不限于所述实施例，熟悉本领域的技术人员在不违背本发明精神的前提下还可作出种种的等同变形或替换，这些等同的变形或替换均包含在本申请权利要求所限定的范围内。

Claims (8)

  1. 一种空调制冷剂检测装置，其特征在于，包括主控制模块、用于检测空调进风口温度的进风温度检测模块、用于检测空调出风口温度的出风温度检测模块、用于检测空调工作功率的电能计量检测模块、电源模块和指示装置，所述电源模块的输出端与所述主控制模块的输入端连接，所述进风温度检测模块的输出端与所述主控制模块的输入端连接，所述出风温度检测模块与所述主控制模块的输入端连接，所述电能计量检测模块的输出端与所述主控制模块的输入端连接，所述主控制模块的输出端与指示装置的输入端连接。
  2. 根据权利要求1所述的一种空调制冷剂检测装置，其特征在于，所述装置还包括电力线载波通讯模块，所述电力线载波通讯模块与所述主控制模块连接。
  3. 根据权利要求2所述的一种空调制冷剂检测装置，其特征在于，所述指示装置为LED灯。
  4. 根据权利要求3所述的一种空调制冷剂检测装置，其特征在于，所述进风温度检测模块包括温度传感器。
  5. 根据权利要求4所述的一种空调制冷剂检测装置，其特征在于，所述出风温度检测模块包括温度传感器。
  6. 根据权利要求5所述的一种空调制冷剂检测装置，其特征在于，所述电力线通讯载波模块包括RISE3501E芯片。
  7. 根据权利要求1至5任一项所述的一种空调制冷剂检测装置，其特征在于，所述电能计量检测模块包括功率传感器。
  8. 根据权利要求7所述的一种空调制冷剂检测装置，其特征在于，所述功率传感器为RN8209C芯片。
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CN110940044B (zh) * 2018-09-21 2021-05-18 奥克斯空调股份有限公司 一种空调制冷剂泄漏的检测方法及空调器
CN110940050B (zh) * 2018-09-21 2021-04-27 奥克斯空调股份有限公司 一种制冷剂泄漏的检测方法及空调器
CN114216240A (zh) * 2021-11-17 2022-03-22 青岛海尔空调器有限总公司 制冷剂回收控制方法、空调、电子设备和存储介质

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