CN201811390U - Air-conditioner frequency conversion control module - Google Patents
Air-conditioner frequency conversion control module Download PDFInfo
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- CN201811390U CN201811390U CN2010202875700U CN201020287570U CN201811390U CN 201811390 U CN201811390 U CN 201811390U CN 2010202875700 U CN2010202875700 U CN 2010202875700U CN 201020287570 U CN201020287570 U CN 201020287570U CN 201811390 U CN201811390 U CN 201811390U
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Abstract
An air-conditioner frequency conversion control module comprises a first air-conditioner unit and at least one second air-conditioner unit. A master controller of the first air-conditioner unit can change along with the temperature of indoor environmental temperature, so that rotation speed of a first alternating-current compressor of the first air-conditioner unit is adjusted, alternatively, the first alternating-current compressor and a second alternating-current compressor of the second air-conditioner unit can be driven to operate simultaneously, and accordingly the air-conditioner frequency conversion control module not only can strengthen refrigeration efficiency, but also can reduce temperature difference of a refrigerating room, and then provides a comfortable refrigerating room environment.
Description
Technical field
The utility model relates to a kind of control module, particularly relates to a kind of air-conditioning VFC module.
Background technology
Along with the progress of science and technology and the lifting of people's living standard, use 3C Product more and more universal, with regard to using quite general cold air conditioner device, be different from and only required in the past and can cool off that to reduce room temperature all right, present being particular about for constant indoor temperature, and the demand of carbon reduction, certainly will allow the cold air conditioner device when pursuing a home from home, also want to take into account the effect of environmental protection and energy saving.
As shown in Figure 1, be the existing aircondition that exchanges, comprise a temperature detecting device 11, a preset temperature device 12, a comparator 13, a derailing switch 14, an and compressor 15, this comparator 13 can compare according to the temperature that temperature and this temperature detecting device 11 of these preset temperature device 12 settings are detected, when design temperature is higher than the detecting temperature, driving switch device 14 starts compressor 15, when design temperature is lower than the detecting temperature, this derailing switch 14 cuts off the power supply of this compressor 15, makes this interchange aircondition switch to air supply pattern.
Hold above-mentionedly, the existing aircondition that exchanges has with the constant speed drive or the dual mode that shuts down because of 15 on compressor, and has following shortcoming:
1. air conditioner surroundings is more uncomfortable:
In order to avoid the start and stop and cause damage continually of this compressor 15, thereby room temperature is higher than one first setting value opens compressor 15 when (for example 28 ℃), ability close compressor 15 when room temperature is lower than one second setting value (for example 25 ℃), thereby the temperature fall that makes room temperature changes greatly, causes the interior space sometimes hot and sometimes cold and the people is felt under the weather.
2. electric energy expends height:
Because after this compressor 15 started, refrigerant was fixing to circulate at a high speed, fail fully heat absorption and heat radiation, thereby reduce energy efficiency, and compressor 15 from stopping to start to the magnitude of current height of high speed, thereby cause expending of more electric energy.
3. reduce service life:
Because of the speed difference of these compressor 15 start and stop is very big, except meeting produces noise, also can strengthen the internal mechanical wearing and tearing of this compressor 15 in the process, thereby the service life of reducing the runner assembly of compressor 15.
Summary of the invention
The purpose of this utility model is to provide a kind of air-conditioning VFC module that improves cold-room usefulness.
Air-conditioning VFC module of the present utility model comprises one first air-conditioning unit, and at least one second air-conditioning unit.This first air-conditioning unit comprises the first room temperature detector that can detect indoor environment temperature and produce one first house temperature, a main controller that is electrically connected this first room temperature detector and stores one first preset temperature value and a default start-up temperature value, first frequency converter that is electrically connected this main controller, and first AC compressor that is electrically connected this first frequency converter, this main controller can be compared this first house temperature and this first preset temperature value and produce one first frequency conversion signal, and this first frequency converter can be adjusted the rotating speed of this first AC compressor according to this first frequency conversion signal.
This second air-conditioning unit comprises that one is electrically connected the joystick controller of this main controller, second frequency converter that is electrically connected this joystick controller, and second AC compressor that is electrically connected this second frequency converter, this main controller can be compared this first house temperature and produce a startup signal with presetting the start-up temperature value, and this joystick controller can start signal and open and close this second AC compressor according to this.
The purpose of this utility model and solve its technical problem and also can be applied to the following technical measures to achieve further.
Preferably, aforementioned air-conditioning VFC module, wherein this second air-conditioning unit also comprises the second room temperature detector that can detect this indoor environment temperature and produce one second house temperature, this joystick controller can store one second preset temperature value and compare with this second house temperature and produce one second frequency conversion signal, and this second frequency converter can be adjusted the rotating speed of this second AC compressor according to this second frequency conversion signal.
Preferably, aforementioned air-conditioning VFC module, wherein this first air-conditioning unit also comprises first a mistake hot end instrument that is arranged on this first AC compressor and is electrically connected this main controller, this second air-conditioning unit also comprises second a mistake hot end instrument that is arranged on this second AC compressor and is electrically connected this joystick controller, this first crosses that hot end instrument can be detected the temperature of this first AC compressor and transmit abnormal signal to this main controller when temperature is too high, and this second crosses that hot end instrument can be detected the temperature of this second AC compressor and transmit abnormal signal to this joystick controller when temperature is too high.
Preferably, aforementioned air-conditioning VFC module, wherein this first air-conditioning unit also comprises first attention device that is electrically connected this main controller, this second air-conditioning unit also comprises second attention device that is electrically connected this joystick controller, this first attention device start can be driven when this main controller receives abnormal signal, this second attention device start can be driven when this joystick controller receives abnormal signal.
Preferably, aforementioned air-conditioning VFC module, wherein this air-conditioning VFC module also comprises an input block that is electrically connected this main controller, and this input block is imported setting for the user should preset start-up temperature value, first preset temperature value, and second preset temperature value.
Preferably, aforementioned air-conditioning VFC module, wherein this air-conditioning VFC module also comprises a display unit that is electrically connected this main controller, this display unit can show this first house temperature, second house temperature, default start-up temperature value, first preset temperature value, second preset temperature value, and the rotating speed state of this first AC compressor and second AC compressor.
Preferably, aforementioned air-conditioning VFC module, wherein this first air-conditioning unit comprises that also one is communicated with first condenser of this first AC compressor, first expansion valve that is communicated with this first condenser, and first evaporimeter that is communicated with this first expansion valve, refrigerant can circulate in this first AC compressor, this first condenser, this first expansion valve in regular turn, and in this first evaporimeter.
Preferably, aforementioned air-conditioning VFC module, wherein this second air-conditioning unit comprises that also one is communicated with second condenser of this second AC compressor, second expansion valve that is communicated with this second condenser, and second evaporimeter that is communicated with this second expansion valve, refrigerant can circulate in this second AC compressor, this second condenser, this second expansion valve in regular turn, and in this second evaporimeter.
Preferably, aforementioned air-conditioning VFC module, wherein this first air-conditioning unit also comprises first an antifreeze sensor that is arranged on this first evaporimeter and is electrically connected this main controller, this second air-conditioning unit also comprises second an antifreeze sensor that is arranged on this second evaporimeter and is electrically connected this joystick controller, this first antifreeze sensor can be detected the temperature of this first evaporimeter and cross in temperature and transmit abnormal signal to this main controller when low, and this second antifreeze sensor can be detected the temperature of this second evaporimeter and cross in temperature and transmit abnormal signal to this joystick controller when low.
Preferably, aforementioned air-conditioning VFC module, wherein this air-conditioning VFC module also comprises a heat-sink unit, this heat-sink unit has first temperature detector that is electrically connected this main controller, second temperature detector that is electrically connected this main controller, a frequency converter that is electrically connected this main controller, and water pump that is electrically connected this frequency converter, this first temperature detector, second temperature detector is separately positioned on this first expansion valve, before second expansion valve, this main controller can be compared this first temperature detector, the temperature that second temperature detector is detected and control this frequency converter makes this frequency converter adjust the rotating speed of this water pump.
Useful effect of the present utility model is to utilize the main controller of this first air-conditioning unit first house temperature can be compared with this first preset temperature value and default start-up temperature value respectively, and then can adjust the rotating speed of this first AC compressor along with the variation of this indoor environment temperature, perhaps drive the running of this first AC compressor and this second AC compressor simultaneously, not only can strengthen the efficient of refrigeration, more can shorten the drop of cold-room temperature, and then comfortable cold-room environment is provided.
Description of drawings
Fig. 1 is a calcspar, and the existing aspect that exchanges aircondition is described;
Fig. 2 is a calcspar, and first preferred embodiment of the utility model air-conditioning VFC module is described;
Fig. 3 is a calcspar, and the another kind of aspect of implementing of this first preferred embodiment is described;
Fig. 4 is a calcspar, and second preferred embodiment of the utility model air-conditioning VFC module is described.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is elaborated.Before the utility model is described in detail, be noted that in the following description content similarly assembly is represented with identical numbering.
As shown in Figure 2, first preferred embodiment of the utility model air-conditioning VFC module comprises one first air-conditioning unit 2, one second air-conditioning unit 3, an input block 5, an and display unit 6, be applicable to and be installed in the large-area interior space, borrow and control this first air-conditioning unit 2, second air-conditioning unit 3, reach the effect of chilling constant temperature.
This first air-conditioning unit 2 comprises that one can detect indoor environment temperature and produce the first room temperature detector 21 of one first house temperature, one is electrically connected this first room temperature detector 21 and stores one first preset temperature value and the main controller 22 of a default start-up temperature value, one is electrically connected first frequency converter 23 of this main controller 22, one is electrically connected first AC compressor 24 of this first frequency converter 23, one is arranged on this first AC compressor 24 and is electrically connected first of this main controller 22 and crosses hot end instrument 25, one is electrically connected the first antifreeze sensor 26 of this main controller 22, and first attention device 27 of this main controller 22 of electrical connection.This main controller 22 can be compared this first house temperature and this first preset temperature value and produce one first frequency conversion signal, this first frequency converter 23 can be adjusted the rotating speed of this first AC compressor 24 according to this first frequency conversion signal, this first mistake hot end instrument 25 can be detected the temperature of this first AC compressor 24 and transmit abnormal signal to this main controller 22 when temperature is too high, can drive this first attention device, 27 starts when this main controller 22 receives abnormal signal.
Be noted that at this, this first air-conditioning unit 2 comprises that also one is communicated with first condenser 405 of this first AC compressor 24, one is communicated with first expansion valve 403 of this first condenser 405, and first evaporimeter 401 of this first expansion valve 403 of connection, this first AC compressor 24 is used general three-phase alternating-current supply (60 hertz/220 volts), utilize this first frequency converter 23 to change frequencies size and change the rotating speed of this first AC compressor 24, and the refrigerant heat absorption is to be circulated in this first AC compressor 24 with heat radiation, first condenser 405, first expansion valve 403, and this first evaporimeter 401, this first antifreeze sensor 26 is arranged on this first evaporimeter 401, cross so as to the temperature of detecting this first evaporimeter 401 and in temperature and to transmit abnormal signal to this main controller 22 when low, make these main controller 22 these first frequency converters 23 of control stop action, since the function mode of refrigerating and air conditioning and compressor variable frequency operating principle be have in the affiliated technical field know usually that the knowledgeable can think easily and, so do not repeat them here.
This second air-conditioning unit 3 comprises this main controller 22 of electrical connection and stores the joystick controller 31 of one second preset temperature value, one is electrically connected second frequency converter 32 of this joystick controller 31, one is electrically connected second AC compressor 33 of this second frequency converter 32, one can detect this indoor environment temperature and produce the second room temperature detector 34 of one second house temperature, one is arranged on this second AC compressor 33 and is electrically connected second of this joystick controller 31 and crosses hot end instrument 35, one is electrically connected the second antifreeze sensor 36 of this joystick controller 31, and second attention device 37 of this joystick controller 31 of electrical connection.
This second air-conditioning unit 3 comprises that also one is communicated with second condenser 406 of this second AC compressor 33, one is communicated with second expansion valve 404 of this second condenser 406, and second evaporimeter 402 of this second expansion valve 404 of connection, refrigerant circulates in this second AC compressor 33, second condenser 406, second expansion valve 404, and in this second evaporimeter 402, this second antifreeze sensor 36 is arranged on this second evaporimeter 402, and cross so as to the temperature of detecting this second evaporimeter 402 and in temperature and to transmit abnormal signal to this joystick controller 31 when low, make these joystick controller 31 these second frequency converters 32 of control stop action.
In addition, this main controller 22 can be compared this first house temperature and produce a startup signal with presetting the start-up temperature value, this joystick controller 31 can drive this second AC compressor 33 according to this startup signal and whether turn round, moreover, this joystick controller 31 also can be compared this second house temperature and this second preset temperature value and produce one second frequency conversion signal, this second frequency converter 32 can be adjusted the rotating speed of this second AC compressor 33 according to this second frequency conversion signal, this second mistake hot end instrument 35 can be detected the temperature of this second AC compressor 33 and transmit abnormal signal to this joystick controller 31 when temperature is too high, when receiving abnormal signal, this joystick controller 31 can drive this second attention device, 37 starts, in the present embodiment, this first, two attention devices 27,37 for sending the buzzer of the sound when start.
This input block 5 can be imported setting for the user should preset start-up temperature value, first preset temperature value, and second preset temperature value, in addition, this display unit 6 can show this first house temperature, second house temperature, default start-up temperature value, first preset temperature value, second preset temperature value, and the rotating speed state of this first AC compressor 24 and second AC compressor 33, in the present embodiment, this input block 5 is a TIP, and this display unit 6 is a LCD Panel.
According to above-mentioned structure, the user sets this default start-up temperature value (for example 25 ℃), this main controller 22 starts after these first AC compressor, 24 runnings, this first room temperature detector 21 records (for example 27 ℃ of this first house temperatures, greater than 2 ℃ of default start-up temperature values), this main controller 22 is just controlled this joystick controller 31, make this joystick controller 31 drive this second AC compressor, 33 runnings, and then make this first, two AC compressor 24,33 runnings simultaneously, and then quicken the effect of its refrigeration, be noted that, start the temperature fall value (first house temperature is greater than the temperature value of default start-up temperature value) of these second AC compressor, 33 runnings, can set according to user's demand, not exceed with present embodiment.
In addition, the user also can set this first preset temperature value and second preset temperature value, the first frequency conversion signal and the second frequency conversion signal of borrowing this main controller 22 and joystick controller 31 to send respectively, and can change adjust the running speed of this first and second AC compressor 24,33 along with indoor environment temperature, reach the cold degree power control room in whereby and can keep the state of its constant temperature.Certainly, the utility model air-conditioning VFC module also can be as shown in Figure 3, be provided with two or more second air-conditioning units 3, the joystick controller 31 of each second air-conditioning unit 3 all is electrically connected this main controller 22, and can be along with the height of indoor environment temperature, and judge whether to start simultaneously described two second AC compressor 33 or one of them second AC compressor 33, the large-area interior space reached the effect of quickening refrigeration and to keep constant temperature simultaneously.
By above-mentioned design, the utility model air-conditioning VFC module has the following advantages really compared to the existing aircondition that exchanges:
1. raising refrigerating efficiency:
The main controller 22 of this first air-conditioning unit 2 can be adjusted the rotating speed of this first AC compressor 24 along with the variation of indoor environment temperature, perhaps drives this second AC compressor, 33 runnings, thereby can improve the efficient of refrigeration.
2. energy saving:
Because this first AC compressor 24 starts the back and just adjusts rotating speed with this indoor environment temperature, and start and stop repeatedly in the operation process in good time, and then can effectively reduce the consumption of electric energy.
3. lifting comfort level:
Utilize this first and second AC compressor 24,33 in the running can be with the height of indoor environment temperature, and motor-driven adjustment running speed, and then can dwindle the variation drop of this indoor environment temperature, improve sometimes hot and sometimes cold state and have preferable cold-room comfort level.
4. increase the service life:
This first AC compressor 24 in the slow mode that starts by low speed gradually toward running up, can reduce the noise that traditional constant speed compressor starts and stops to be produced, and then can reduce the wearing and tearing of inner rotation assembly and increase the service life.
As shown in Figure 4, second preferred embodiment of the utility model air-conditioning VFC module, identical with the disclosed structure of first preferred embodiment haply, different places are: this air-conditioning VFC module also comprises a heat-sink unit 7, this heat-sink unit 7 has first temperature detector 71 of this main controller 22 of electrical connection, one is electrically connected second temperature detector 72 of this main controller 22, one is electrically connected the frequency converter 73 of this main controller 22, one is electrically connected the water pump 74 of this frequency converter 73, and one be equipped with cooling water and can substitute the cooling tower 75 of cooling water by this water pump 74, this is first years old, two temperature detectors 71,72 be separately positioned on this first, two expansion valves 403, before 404, this main controller 22 can compare this first, two temperature detectors 71,72 temperature of being detected and control this frequency converter 73, make this frequency converter 73 can accelerate or slow down rotating speed of this water pump 74, cooling water in this cooling tower 75 can be substituted according to the specific speed circulation, and then can with this first, two expansion valves 403,404 temperature is controlled in the specific scope, and utilize this frequency converter 73 to adjust the mode of the rotating speed of this water pump 74, so as to consumption that alleviates the energy and the wearing and tearing that reduce the runner assembly of this water pump 74.
In sum, main controller 22 by this first air-conditioning unit 2 can compare first house temperature respectively with this first preset temperature value and default start-up temperature value, and then can adjust the rotating speed of this first AC compressor 24 along with the variation of indoor environment temperature, perhaps drive this first AC compressor 24 and these second AC compressor, 33 runnings simultaneously, not only can strengthen the efficient of refrigeration, more can shorten the drop of cold-room temperature, and then provide comfortable cold-room environment, so can reach the purpose of this utility model really.
Claims (10)
1. air-conditioning VFC module, comprise: one first air-conditioning unit, this first air-conditioning unit, comprise the first room temperature detector that to detect indoor environment temperature and produce one first house temperature, a main controller that is electrically connected this first room temperature detector and stores one first preset temperature value, first frequency converter that is electrically connected this main controller, and first AC compressor that is electrically connected this first frequency converter, this main controller can be compared this first house temperature and this first preset temperature value and produce one first frequency conversion signal, this first frequency converter can be adjusted the rotating speed of this first AC compressor according to this first frequency conversion signal, it is characterized in that: this air-conditioning VFC module also comprises at least one second air-conditioning unit, this second air-conditioning unit comprises a joystick controller that is electrically connected this main controller, second frequency converter that is electrically connected this joystick controller, and second AC compressor that is electrically connected this second frequency converter.
2. air-conditioning VFC module according to claim 1 is characterized in that: this second air-conditioning unit also comprises the second room temperature detector that can detect this indoor environment temperature and produce one second house temperature.
3. air-conditioning VFC module according to claim 2, it is characterized in that: this first air-conditioning unit also comprises first a mistake hot end instrument that is arranged on this first AC compressor and is electrically connected this main controller, and this second air-conditioning unit also comprises second a mistake hot end instrument that is arranged on this second AC compressor and is electrically connected this joystick controller.
4. air-conditioning VFC module according to claim 3 is characterized in that: this first air-conditioning unit also comprises first attention device that is electrically connected this main controller, and this second air-conditioning unit also comprises second attention device that is electrically connected this joystick controller.
5. air-conditioning VFC module according to claim 4 is characterized in that: also comprise an input block that is electrically connected this main controller.
6. air-conditioning VFC module according to claim 5 is characterized in that: also comprise a display unit that is electrically connected this main controller.
7. air-conditioning VFC module according to claim 6, it is characterized in that: this first air-conditioning unit comprises that also one is communicated with first condenser of this first AC compressor, first expansion valve that is communicated with this first condenser, and first evaporimeter that is communicated with this first expansion valve, refrigerant can circulate in this first AC compressor, this first condenser, this first expansion valve in regular turn, and in this first evaporimeter.
8. air-conditioning VFC module according to claim 7, it is characterized in that: this second air-conditioning unit comprises that also one is communicated with second condenser of this second AC compressor, second expansion valve that is communicated with this second condenser, and second evaporimeter that is communicated with this second expansion valve, refrigerant can circulate in this second AC compressor, this second condenser, this second expansion valve in regular turn, and in this second evaporimeter.
9. air-conditioning VFC module according to claim 8, it is characterized in that: this first air-conditioning unit also comprises first an antifreeze sensor that is arranged on this first evaporimeter and is electrically connected this main controller, and this second air-conditioning unit also comprises second an antifreeze sensor that is arranged on this second evaporimeter and is electrically connected this joystick controller.
10. air-conditioning VFC module according to claim 9, it is characterized in that: also comprise a heat-sink unit, this heat-sink unit has one and is electrically connected first temperature detector of this main controller, second temperature detector that is electrically connected this main controller, a frequency converter that is electrically connected this main controller, and a water pump that is electrically connected this frequency converter, before this first temperature detector, second temperature detector are separately positioned on this first expansion valve, second expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202875700U CN201811390U (en) | 2010-08-11 | 2010-08-11 | Air-conditioner frequency conversion control module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202875700U CN201811390U (en) | 2010-08-11 | 2010-08-11 | Air-conditioner frequency conversion control module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201811390U true CN201811390U (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202875700U Expired - Fee Related CN201811390U (en) | 2010-08-11 | 2010-08-11 | Air-conditioner frequency conversion control module |
Country Status (1)
| Country | Link |
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| CN (1) | CN201811390U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286246A (en) * | 2016-09-12 | 2017-01-04 | 珠海格力电器股份有限公司 | A kind of control method of compressor assembly |
-
2010
- 2010-08-11 CN CN2010202875700U patent/CN201811390U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286246A (en) * | 2016-09-12 | 2017-01-04 | 珠海格力电器股份有限公司 | A kind of control method of compressor assembly |
| CN106286246B (en) * | 2016-09-12 | 2018-11-13 | 珠海格力电器股份有限公司 | A kind of control method of compressor assembly |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20150811 |
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| EXPY | Termination of patent right or utility model |