CN201251317Y - Air conditioner with variable condensing area - Google Patents
Air conditioner with variable condensing area Download PDFInfo
- Publication number
- CN201251317Y CN201251317Y CNU2008201513993U CN200820151399U CN201251317Y CN 201251317 Y CN201251317 Y CN 201251317Y CN U2008201513993 U CNU2008201513993 U CN U2008201513993U CN 200820151399 U CN200820151399 U CN 200820151399U CN 201251317 Y CN201251317 Y CN 201251317Y
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- CN
- China
- Prior art keywords
- condenser
- condenser pipe
- condensing
- pipe system
- liquid collecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The utility model relates to an air conditioner with variable condensing area, which comprises an evaporator, a compressor, a condenser and an expansion valve, wherein the condenser is provided with a condensing pipeline system inside, one end of the condensing pipeline system is connected with the exhaust pipeline of the compressor, and the other end thereof is connected with a liquid collecting pipeline, and the condensing pipeline is formed by a plurality of sets of condensing pipeline systems in parallel, wherein the two ends of each set of condensing pipeline system are respectively connected with a respective exhaust branch pipe and a respective liquid collecting branch pipe, wherein the exhaust branch pipes of the condensing pipeline systems are respectively provided with a switch valve, and the liquid collecting branch pipes of the condensing pipeline systems are respectively provided with a one-way valve or a switch valve, except the main condensing pipeline. When the condensing environment temperature is lower than a preset value, the switch valve on the exhaust branch pipe of the condenser is closed to cut off the loop, and when the condensing environment temperature is higher than the preset valve, and the loop is newly conducted. The air conditioner can well control the condensing pressure of a machine set even if in cold areas subzero 35 DEG C or much lower after matching with a fan speed governor.
Description
Technical field
The utility model relates to a kind of air-conditioning equipment, relates in particular to a kind of air-conditioning equipment that is applicable to the low-temperature cold area.
Background technology
Air-conditioning in long-play, annual 24 hours running refrigeratings of the air-conditioning of the accurate machine room of constant temperature and humidity especially, condensing pressure stable most important to the stable operation of air-conditioning system.High latitude area particularly, as the north of China, annual variations in temperature is very big, and in the winter of cold, the condensing pressure of unit sharply descends, and causes expansion valve to open, even low pressure alarming occurs, and unit can't normally move.
Producer's general using fan governor carries out air quantity to condenser and regulates in the market, but its adjustable range narrower (general 50%～99%) when temperature is very low, even use fan governor, also can't be kept condensing pressure.
Summary of the invention
Technical problem to be solved in the utility model be to provide a kind of and particularly also can keep relative stability at the high latitude area condensing pressure, air-cooled air conditioner in machine room device that can annual stable operation.
In order to solve the problems of the technologies described above the air-conditioning of area with fixed attention that turns cold of the present utility model, comprise evaporimeter, compressor, condenser and expansion valve, be provided with the condenser pipe system in the described condenser, this condenser pipe system one end is connected with gas exhaust piping, the other end is connected with the liquid collecting pipeline, described condenser pipe is made up of the many covers condenser pipe system that is arranged in parallel, exhaust charge and liquid collecting that the two ends of every cover condenser pipe system connect respectively separately are in charge of, and wherein all the other respectively overlap on the exhaust charge of condenser pipe system and are respectively arranged with switch valve except that the condensation main line, liquid collecting is in charge of and is respectively arranged with check valve or switch valve.
Further, described condenser pipe is made up of the two cover condenser pipe systems that are arranged in parallel, exhaust charge and liquid collecting that the two ends of every cover condenser pipe system connect respectively separately are in charge of, and wherein the exhaust charge of a cover condenser pipe system is provided with switch valve, liquid collecting and is in charge of and is provided with check valve or switch valve.
The described two-way condenser pipe system that is arranged in parallel is two circuits systems of non-five equilibrium.
Described switch valve is preferably the magnetic valve by the signal controlling of temperature sensor or pressure sensor, (promptly this switch valve is the magnetic valve by condensation environment temperature or condensing pressure control).
Described condenser also is provided with the condenser fan arrangements for speed regulation.
Owing to of the present utility modelly turn cold with fixed attention that the area air-conditioning has adopted unique condenser pipe system shunt structure, switch valve, liquid collecting wherein are housed on the exhaust charge except that the condensation main line to be in charge of check valve or switch valve is housed, like this when the condensation environment temperature is lower than certain setting value, switch valve in the condenser on this road exhaust charge cuts out, and cuts off this loop; When the condensation environment temperature was higher than certain setting value, the conducting again of this loop if the multichannel condensation divides pipeline, can be regulated opening or closing of each pipeline according to the situation of temperature.Cooperate fan governor again,, also can pass through adjustment, thereby the condensing pressure of unit is controlled well condenser interior condenser tube road size even at-35 ℃ even the lower cold district of temperature.
Above-mentioned switch valve is preferably the magnetic valve by the signal controlling of temperature sensor or pressure sensor.
The branch pipeline system that the described condenser pipe system that is arranged in parallel is non-five equilibrium, each minute the pipeline system proportionate relationship according to the weather and the heating power dispensed of locality, in general, closable condenser pipe system can be smaller, perhaps closable condensation divides the sectional area summation of pipeline system to equate with condensation main line system, decides to guarantee that air-conditioning system can have more stable condensing pressure according to the area in a word.
Description of drawings
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated, wherein:
Fig. 1 the utility model with fixed attention structural representation of the air-conditioning of area that turns cold.
Among the figure:
1. compressor 2. condensers 3. devices for drying and filtering
4. reservoir 5. expansion valves 6. evaporimeters
201. 202. second condenser pipe systems of condensation main line system
7. magnetic valve 8. check valves
The specific embodiment
A kind of as shown in Figure 1 air-conditioning of area with fixed attention that turns cold, comprise compressor 1, condenser 2, device for drying and filtering 3, reservoir 4, expansion valve 5 and evaporimeter 6, be provided with the condenser pipe system in the condenser 2, this condenser pipe system is made up of the condensation main line system 201 and the second condenser pipe system 202 of the non-five equilibrium of two covers that is arranged in parallel, exhaust charge and liquid collecting that the two ends of every cover condenser pipe system connect respectively separately are in charge of, and the exhaust charge of the second less therein condenser pipe system 202 is provided with magnetic valve 7, liquid collecting and is in charge of and is provided with check valve 8.The temperature signal control that this magnetic valve 7 is gathered by the temperature sensor that is arranged at condenser 2 space environments of living in; Condenser 2 environment temperatures are in the Normal Environmental Temperature scope, two cover condenser systems are worked simultaneously, to keep normal condensing pressure, when environment temperature reduces, condensing pressure also descends, when environment temperature was reduced to a certain setting value, magnetic valve 7 cut out the second condenser pipe system 202, condensation main line system 201 operate as normal; When the environment temperature rising, the condensing pressure of system also can increase, when environment temperature is higher than a certain setting value, and magnetic valve 7 actions, two condenser pipe systems are operate as normal again, thereby guarantees that air-conditioning system can have more stable condensing pressure.Described condenser also is provided with the condenser fan arrangements for speed regulation can further regulate, stablize condensing pressure.
Above-mentioned magnetic valve 7 also can be controlled by the temperature signal that the temperature sensor that is arranged at (or near the atmosphere of condenser air inlet) in the condenser is gathered, the perhaps pressure signal control of being gathered by the pressure sensor that is arranged in the condenser.
In addition, described magnetic valve 7 also can be other forms of switch valve, can be the hand switch valve for example, operating personnel come the gauge tap valve according to the ambient temperature value of reality or condensation temperature value or condensing pressure value, when actual measured value is lower than predetermined value, switch valve cuts out, and promptly closes the second condenser pipe system 202; When actual measured value was higher than predetermined value, switch valve was open-minded, i.e. two condenser pipe systems operate as normal again.Above-mentioned be arranged at the check valve 8 that liquid collecting is in charge of and also can use switch valve.
Because in some cold especially areas, temperature can arrive subzero 42 ℃ even, at this moment condenser pipe can the demultiplexing condensation divide pipeline, and can strengthen the ratio that condensation divides pipeline, wherein all the other respectively overlap and are respectively arranged with switch valve, liquid collecting on the exhaust charge of condenser pipe system and are in charge of and are respectively arranged with check valve except that the condensation main line.Like this, can regulate and control to keep stable condensing pressure according to the cold conditions segmentation of weather.
Claims (6)
1. with fixed attention air-conditioning of area that turns cold, comprise evaporimeter, compressor, condenser and expansion valve, be provided with the condenser pipe system in the described condenser, this condenser pipe system one end is connected with the compressor air-discharging pipeline, the other end is connected with the liquid collecting pipeline, it is characterized in that: described condenser pipe is made up of the many covers condenser pipe system that is arranged in parallel, exhaust charge and liquid collecting that the two ends of every cover condenser pipe system connect respectively separately are in charge of, and wherein all the other respectively overlap on the exhaust charge of condenser pipe system and are respectively arranged with switch valve except that the condensation main line, liquid collecting is in charge of and is respectively arranged with check valve or switch valve.
2. the air-conditioning of area with fixed attention that turns cold according to claim 1, it is characterized in that: described condenser pipe is made up of the two cover condenser pipe systems that are arranged in parallel, exhaust charge and liquid collecting that the two ends of every cover condenser pipe system connect respectively separately are in charge of, and wherein the exhaust charge of a cover condenser pipe system is provided with switch valve, liquid collecting and is in charge of and is provided with check valve or switch valve.
3. the air-conditioning of area with fixed attention that turns cold according to claim 2, it is characterized in that: the described two-way condenser pipe system that is arranged in parallel is two circuits systems of non-five equilibrium.
4. according to claim 1, the 2 or 3 described air-conditionings of area with fixed attention that turn cold, it is characterized in that: described switch valve is the magnetic valve by the signal controlling of temperature sensor or pressure sensor.
5. according to claim 1, the 2 or 3 described air-conditionings of area with fixed attention that turn cold, it is characterized in that: described condenser also is provided with the condenser fan arrangements for speed regulation.
6. the air-conditioning of area with fixed attention that turns cold according to claim 4, it is characterized in that: described condenser also is provided with the condenser fan arrangements for speed regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201513993U CN201251317Y (en) | 2008-07-30 | 2008-07-30 | Air conditioner with variable condensing area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201513993U CN201251317Y (en) | 2008-07-30 | 2008-07-30 | Air conditioner with variable condensing area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201251317Y true CN201251317Y (en) | 2009-06-03 |
Family
ID=40746990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201513993U Expired - Lifetime CN201251317Y (en) | 2008-07-30 | 2008-07-30 | Air conditioner with variable condensing area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201251317Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI504851B (en) * | 2013-08-02 | 2015-10-21 | Univ Kun Shan | Separate air conditioner |
| CN105546753A (en) * | 2016-01-04 | 2016-05-04 | 广东美的暖通设备有限公司 | Air conditioner control method and device and air conditioner |
| CN105910348A (en) * | 2016-06-06 | 2016-08-31 | 合肥天鹅制冷科技有限公司 | Fin heat exchanger of low-temperature refrigerating system |
| CN107062564A (en) * | 2017-06-13 | 2017-08-18 | 广东美的暖通设备有限公司 | Control method, air conditioner and the storage medium of air conditioner |
| CN109556322A (en) * | 2017-09-25 | 2019-04-02 | 宁波德业科技集团有限公司 | A kind of double-effect evaporation formula air-conditioning heat exchanger |
| CN113847762A (en) * | 2021-09-08 | 2021-12-28 | 青岛海尔空调电子有限公司 | Method and device for controlling refrigeration equipment and refrigeration equipment |
-
2008
- 2008-07-30 CN CNU2008201513993U patent/CN201251317Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI504851B (en) * | 2013-08-02 | 2015-10-21 | Univ Kun Shan | Separate air conditioner |
| CN105546753A (en) * | 2016-01-04 | 2016-05-04 | 广东美的暖通设备有限公司 | Air conditioner control method and device and air conditioner |
| CN105546753B (en) * | 2016-01-04 | 2018-03-30 | 广东美的暖通设备有限公司 | Control method, device and the air conditioner of air conditioner |
| CN105910348A (en) * | 2016-06-06 | 2016-08-31 | 合肥天鹅制冷科技有限公司 | Fin heat exchanger of low-temperature refrigerating system |
| CN107062564A (en) * | 2017-06-13 | 2017-08-18 | 广东美的暖通设备有限公司 | Control method, air conditioner and the storage medium of air conditioner |
| CN107062564B (en) * | 2017-06-13 | 2020-02-11 | 广东美的暖通设备有限公司 | Control method of air conditioner, air conditioner and storage medium |
| CN109556322A (en) * | 2017-09-25 | 2019-04-02 | 宁波德业科技集团有限公司 | A kind of double-effect evaporation formula air-conditioning heat exchanger |
| CN113847762A (en) * | 2021-09-08 | 2021-12-28 | 青岛海尔空调电子有限公司 | Method and device for controlling refrigeration equipment and refrigeration equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: AI'ERWEI'ER (SHANGHAI) MACHINERY ROOM EQUIPMENT CO Free format text: FORMER OWNER: PHOENIX (SHANGHAI) ENVIRONMENT CONTROL TECHNIC CO., LTD. Effective date: 20120829 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200131 PUDONG NEW AREA, SHANGHAI TO: 201613 SONGJIANG, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120829 Address after: 201613 A building, No. 638 Kam Road, Shanghai, Songjiang District Patentee after: AL VIRGIN (SHANGHAI) MACHINE ROOM EQUIPMENT CO., LTD. Address before: 200131 Shanghai Huashen Waigaoqiao Free Trade Zone No. 180 room 825 Patentee before: Phoenix (Shanghai) Environment Control Technic Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090603 |