CN207050172U - A kind of air-conditioning refrigerant detection means - Google Patents
A kind of air-conditioning refrigerant detection means Download PDFInfo
- Publication number
- CN207050172U CN207050172U CN201720809491.3U CN201720809491U CN207050172U CN 207050172 U CN207050172 U CN 207050172U CN 201720809491 U CN201720809491 U CN 201720809491U CN 207050172 U CN207050172 U CN 207050172U
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- Prior art keywords
- air
- conditioning
- module
- detection means
- conditioning refrigerant
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Classifications
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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
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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
The utility model discloses a kind of air-conditioning refrigerant detection means, including main control module, the EAT detection module for detecting air-conditioning intake air temperature, the leaving air temp detection module for detecting air-conditioner air outlet temperature, electric energy metrical detection module, power module and instruction device for detecting air-conditioning work power.It the utility model is related to air-conditioning technical field, a kind of air-conditioning refrigerant detection means, detection intake air temperature, the temperature of air outlet and the operating power of air-conditioning in real time, according to the temperature difference of the operating power of air-conditioning and inlet and outlet, judge air-conditioning refrigerant deficiency, and then user's air-conditioning is prompted to need to safeguard mastery by instruction device, need not repair master worker visit detection, without the state that whether can know in critical field air-conditioning refrigerant in time in outdoor unit mounting pressure gauge detection refrigerant, save man power and material.
Description
Technical field
It the utility model is related to air-conditioning technical field, more particularly to a kind of air-conditioning refrigerant detection means.
Background technology
With the high speed development of society and the continuous improvement of human living standard, air-conditioning applies to more and more widely
The fields such as residential quarters, high-grade apartment, business, hotel, office building, school, hospital.As the air conditioning applications time is increasingly longer,
Air-conditioning refrigerant deficiency may be caused and cause air-conditioning temperature-reducing effect poor, in the prior art, the detection to air-conditioning refrigerant still stops
Staying in artificial detection, detection judges whether refrigerant is insufficient, it is necessary to which air-conditioning maintenance master worker visits, and air-conditioning maintenance master worker is detecting
, it is necessary to detect refrigerant whether in critical field in outdoor unit mounting pressure gauge during refrigerant, many inconvenience are caused to user.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is to provide a kind of prompting in time, automatic air condition refrigeration
Agent detection means.
Technical scheme is used by the utility model：A kind of air-conditioning refrigerant detection means, including main control module, use
EAT detection module in detection air-conditioning intake air temperature, the leaving air temp detection mould for detecting air-conditioner air outlet temperature
Block, electric energy metrical detection module, power module and instruction device for detecting air-conditioning work power, the power module it is defeated
Go out end to be connected with the input of the main control module, output end and the main control module of the EAT detection module
Input connection, the leaving air temp detection module is connected with the input of the main control module, and the electric energy metrical is examined
The output end for surveying module is connected with the input of the main control module, the output end of the main control module and instruction device
Input connects.
As the further improvement of such scheme, described device also includes PLC communication module, the power line
Carrier communication module is connected with the main control module.
Preferably, the instruction device is LED.
Preferably, the EAT detection module includes temperature sensor.
Preferably, the power line communication carrier module includes RISE3501E chips.
Preferably, the electric energy metrical detection module includes power sensor.
Preferably, the power sensor is RN8209C chips.
The beneficial effects of the utility model are：
A kind of air-conditioning refrigerant detection means, intake air temperature, the temperature of air outlet and the work work(of air-conditioning are detected in real time
Rate, according to the temperature difference of the operating power of air-conditioning and inlet and outlet, judge air-conditioning refrigerant deficiency, and then prompt by instruction device
User's air-conditioning need safeguard mastery, without repair master worker visit detection, without outdoor unit mount pressure gauge detect refrigerant
The state of air-conditioning refrigerant whether can be known in time in critical field, save man power and material.
The utility model air-conditioning refrigerant detection means, using PLC communication module, can by power line to
Distant place administrative staff transmit air-conditioning refrigerant status information, more practical.
Brief description of the drawings
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 is a kind of construction module block diagram of air-conditioning refrigerant detection means of the utility model；
Fig. 2 is a kind of air-conditioning refrigerant detection means leaving air temp detection module circuit diagram of the utility model；
Fig. 3 is a kind of air-conditioning refrigerant detection means electric energy metrical detection module circuit diagram of the utility model；
Fig. 4 is a kind of air-conditioning refrigerant detection means PLC communication module circuit diagram of the utility model.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.
Fig. 1 is a kind of construction module block diagram of air-conditioning refrigerant detection means of the utility model, as shown in figure 1, the air-conditioning
Refrigerant detection means, including main control module, the EAT detection module for detecting air-conditioning intake air temperature, for examining
Survey leaving air temp detection module, electric energy metrical detection module, the electricity for detecting air-conditioning work power of air-conditioner air outlet temperature
Source module, instruction device and PLC communication module, the output end of power module and the input of main control module connect
For providing working power for main control module；The output end of EAT detection module and the input of main control module connect
Connecing, the intake air temperature data detected in real time are transmitted to main control module by EAT detection module, in the present embodiment, air intake
Temperature detecting module uses temperature sensor；The input of leaving air temp detection module and main control module connects, leaving air temp
The air outlet temperature data detected in real time are transmitted to main control module by detection module, in the present embodiment, leaving air temp detection mould
Block uses temperature sensor；The output end of electric energy metrical detection module and the input of main control module connect, electric energy metrical inspection
Survey module and the data such as the air-conditioning work frequency data detected in real time and air-conditioning electric energy are sent to main control module, the present embodiment
In, it is preferred that electric energy metrical detection module includes power sensor；The output end of main control module and the input of instruction device
Connection, it is preferred that in the present embodiment, instruction device uses two different colors of LED, passes through opening for two LEDs of switching
Closed state sends warning, it is clear that, instruction device can also be buzzer etc..
Preset inlet and outlet temperature difference threshold in advance according to actual conditions, main control module is by comparing intake air temperature and going out
Draught temperature draws the inlet and outlet temperature difference, by the inlet and outlet temperature difference compared with fiducial temperature threshold value, when the inlet and outlet temperature difference
During less than fiducial temperature threshold value, main control module judges air-conditioning refrigerant deficiency, and then controls instruction device to send warning.
As the further improvement of above-described embodiment, PLC communication module is connected with main control module, the air-conditioning
Refrigerant detection means uses PLC communication module, and main control module will import and export temperature difference data and air-conditioning work power
Data are sent to PLC communication module, it is possible to achieve by power line by the information transfer of air-conditioning refrigerant deficiency to remote
Square administrative staff, it is more practical.
Fig. 2 is a kind of air-conditioning refrigerant detection means leaving air temp detection module circuit diagram of the utility model, such as Fig. 2 institutes
Show, in leaving air temp detection module, temperature sensor chip uses DS18B20 chip detection air port temperature, DS18B20 chips
Output end of the DQ ports as the temperature sensor, the circuit of EAT detection module and the electricity of leaving air temp detection module
Road is identical, and EAT detection module circuit is referred to Fig. 2.
Fig. 3 is a kind of air-conditioning refrigerant detection means electric energy metrical detection module circuit diagram of the utility model, such as Fig. 3 institutes
Showing, in electric energy metrical detection module, power sensor is RN8209C chips, and air-conditioning is treated as load incoming transport power supply,
AC power live wire L_INB, V3P ports connection air-conditioning of the power input of the VIP ports connection air-conditioning of RN8209C chips
Output end AC power live wire L_OUT_1, V3N ports connect AC power zero line N, detect the operating power of air-conditioning in real time.
In the present embodiment, main control module and PLC communication module is integrated on a single die, and Fig. 4 is this reality
With a kind of new air-conditioning refrigerant detection means PLC communication module circuit diagram, as shown in figure 4, electric line carrier communication
Module is using RISE3501E chips as main control chip, the GPIO0/P10 ports and GPIO1/P11 ports of RISE3501E chips
It is two different colors of LED to connect LED1 and LED2, LED1 and LED2 respectively, and the present embodiment is preferable, and LED1 is green
LED, LED2 are red LED lamp.
With reference to shown in Fig. 2 to Fig. 4, in PLC communication module, the DOCDCLK/P35 ports of RISE3501E chips
It is connected to receive entering of detecting of EAT detection module with the DQ ports of DS18B20 chips in EAT detection module
Draught temperature data, the DOCDI/P36 ports of RISE3501E chips and the DQ of DS18B20 chips in leaving air temp detection module
Port is connected to receive the air outlet temperature data that leaving air temp detection module detects, the DOCDO/ of RISE3501E chips
P37 ports and the TX ports of RN8209C chips are connected to receive the air-conditioning work power that electric energy metrical detection module detects.
The air-conditioning work power data that PLC communication module detects according to electric energy metrical detection module judges air-conditioning work shape
State, then compare inlet and outlet temperature, judge whether the inlet and outlet temperature difference is less than fiducial temperature threshold value, if so, then judging air-conditioning system
Cryogen deficiency, control instruction device LED2 is bright, if it is not, then judging that air-conditioning refrigerant in critical field, then controls instruction device
LED1 is bright, to prompt user's air-conditioning refrigerant state.Using PLC communication module, can also realize by power line to
Distant place administrative staff transmit air-conditioning refrigerant status information.
A kind of air-conditioning refrigerant detection means, intake air temperature, the temperature of air outlet and the work work(of air-conditioning are detected in real time
Rate, according to the temperature difference of the operating power of air-conditioning and inlet and outlet, judge air-conditioning refrigerant deficiency, and then prompt by instruction device
User's air-conditioning need safeguard mastery, without repair master worker visit detection, without outdoor unit mount pressure gauge detect refrigerant
The state of air-conditioning refrigerant whether can be known in time in critical field, save man power and material.
The utility model air-conditioning refrigerant detection means, using PLC communication module, can by power line to
Distant place administrative staff transmit air-conditioning refrigerant status information, more practical.
Above is preferably implement to be illustrated to of the present utility model, but the invention is not limited to the reality
Example is applied, those skilled in the art can also make a variety of equivalent variations on the premise of without prejudice to the utility model spirit
Or replace, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (8)
1. a kind of air-conditioning refrigerant detection means, it is characterised in that including main control module, for detecting air-conditioning intake air temperature
EAT detection module, the leaving air temp detection module for detecting air-conditioner air outlet temperature, for detecting air-conditioning work
Electric energy metrical detection module, power module and the instruction device of power, the output end of the power module and the master control molding
The input connection of block, the output end of the EAT detection module is connected with the input of the main control module, described
Leaving air temp detection module is connected with the input of the main control module, the output end of the electric energy metrical detection module and institute
The input connection of main control module is stated, the output end of the main control module and the input of instruction device connect.
2. a kind of air-conditioning refrigerant detection means according to claim 1, it is characterised in that described device also includes electric power
Line carrier communication module, the PLC communication module are connected with the main control module.
3. a kind of air-conditioning refrigerant detection means according to claim 2, it is characterised in that the instruction device is LED
Lamp.
4. a kind of air-conditioning refrigerant detection means according to claim 3, it is characterised in that the EAT detects mould
Block includes temperature sensor.
5. a kind of air-conditioning refrigerant detection means according to claim 4, it is characterised in that the leaving air temp detects mould
Block includes temperature sensor.
A kind of 6. air-conditioning refrigerant detection means according to claim 5, it is characterised in that the power line communication carrier wave
Module includes RISE3501E chips.
A kind of 7. air-conditioning refrigerant detection means according to any one of claim 1 to 5, it is characterised in that the electric energy
Gauge check module includes power sensor.
8. a kind of air-conditioning refrigerant detection means according to claim 7, it is characterised in that the power sensor is
RN8209C chips.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720809491.3U CN207050172U (en) | 2017-07-05 | 2017-07-05 | A kind of air-conditioning refrigerant detection means |
| PCT/CN2017/094660 WO2019006798A1 (en) | 2017-07-05 | 2017-07-27 | Air conditioner refrigerant detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720809491.3U CN207050172U (en) | 2017-07-05 | 2017-07-05 | A kind of air-conditioning refrigerant detection means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207050172U true CN207050172U (en) | 2018-02-27 |
Family
ID=61494948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720809491.3U Active CN207050172U (en) | 2017-07-05 | 2017-07-05 | A kind of air-conditioning refrigerant detection means |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN207050172U (en) |
| WO (1) | WO2019006798A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110940050A (en) * | 2018-09-21 | 2020-03-31 | 奥克斯空调股份有限公司 | Refrigerant leakage detection method and air conditioner |
| CN110940046A (en) * | 2018-09-21 | 2020-03-31 | 奥克斯空调股份有限公司 | Refrigerant leakage detection method and air conditioner |
| CN110940044A (en) * | 2018-09-21 | 2020-03-31 | 奥克斯空调股份有限公司 | Air conditioner refrigerant leakage detection method and air conditioner |
| CN114216240A (en) * | 2021-11-17 | 2022-03-22 | 青岛海尔空调器有限总公司 | Refrigerant recovery control method, air conditioner, electronic device, and storage medium |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10122711A (en) * | 1996-10-18 | 1998-05-15 | Matsushita Electric Ind Co Ltd | Refrigerating cycle control device |
| JP2005257219A (en) * | 2004-03-15 | 2005-09-22 | Mitsubishi Electric Corp | Air conditioner |
| JP2006194552A (en) * | 2005-01-17 | 2006-07-27 | Matsushita Electric Ind Co Ltd | Air conditioner |
| KR102317340B1 (en) * | 2014-01-14 | 2021-10-26 | 삼성전자주식회사 | Air conditioner and fault diagnosis method thereof |
| US9568227B2 (en) * | 2014-02-05 | 2017-02-14 | Lennox Industries Inc. | Systems and methods for refrigerant charge detection |
| CN205783578U (en) * | 2016-06-14 | 2016-12-07 | 顺德职业技术学院 | Have and remotely control the air-conditioner that operation troubles judges |
| CN106545957B (en) * | 2016-10-11 | 2019-04-23 | 广东工业大学 | Variable frequency air conditioner refrigerant leakage detection method based on speed interval parameters |
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2017
- 2017-07-05 CN CN201720809491.3U patent/CN207050172U/en active Active
- 2017-07-27 WO PCT/CN2017/094660 patent/WO2019006798A1/en active Application Filing
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110940050A (en) * | 2018-09-21 | 2020-03-31 | 奥克斯空调股份有限公司 | Refrigerant leakage detection method and air conditioner |
| CN110940046A (en) * | 2018-09-21 | 2020-03-31 | 奥克斯空调股份有限公司 | Refrigerant leakage detection method and air conditioner |
| CN110940044A (en) * | 2018-09-21 | 2020-03-31 | 奥克斯空调股份有限公司 | Air conditioner refrigerant leakage detection method and air conditioner |
| CN110940050B (en) * | 2018-09-21 | 2021-04-27 | 奥克斯空调股份有限公司 | Refrigerant leakage detection method and air conditioner |
| CN114216240A (en) * | 2021-11-17 | 2022-03-22 | 青岛海尔空调器有限总公司 | Refrigerant recovery control method, air conditioner, electronic device, and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019006798A1 (en) | 2019-01-10 |
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