CN201779921U - Multifunctional switch system of air conditioner and heat pump water heater - Google Patents
Multifunctional switch system of air conditioner and heat pump water heater Download PDFInfo
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- CN201779921U CN201779921U CN201020523830XU CN201020523830U CN201779921U CN 201779921 U CN201779921 U CN 201779921U CN 201020523830X U CN201020523830X U CN 201020523830XU CN 201020523830 U CN201020523830 U CN 201020523830U CN 201779921 U CN201779921 U CN 201779921U
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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
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Abstract
The utility model discloses a multifunctional switch system of an air conditioner and a heat pump water heater. The multifunctional switch system comprises a compressor, an oil separator, a water-cooling condenser, an evaporator, an air cooling condenser, a first four-way valve and a second four-way valve, wherein the exhaust port of the compressor is connect with an exhaust pipe connected with the air inlet of the oil separator; the return air inlet of the compressor is connected with a return pipe connected with one pipe position of the first four-way valve, and the other three pipe positions of the first four-way valve are respectively connected with the air outlet of the oil separator, the water-cooling condenser and the second four-way valve; and the four pipe positions of the second four-way valve are respectively connected with the first four-way valve, the air cooling condenser, the evaporator and the return pipe. The structure not only has various functions and can realize the switch of a plurality of working modes, but also can improve the temperature of return air, lower the frost point and reduce frosting and defrosting; the flow rate of refrigerant can be adjusted automatically via an electronic expansion valve, so that the electrical energy is saved, and the energy efficiency ratio is improved; and the flow path of refrigerant is cut off through an electromagnetic valve, so that the system operates stabler and more reliable.
Description
Technical field
The utility model relates to air-conditioning and heat pump water-heating machine, the multi-functional switched system of particularly a kind of air-conditioning and heat pump water-heating machine.
Background technology
Present air-conditioning and heat pump water-heating machine system, all face function singleness, frosting easily, product is carrying out function switching back system instability, refrigeration is not good, the low inferior difficult problem of rate of thermal water utilization, unit is in frosting and defrost process, and not only heat production usefulness is lower, and consume electric power is more, water temperature is reduced, serious even can not start shooting; On the other hand, when heat pump water-heating machine moved under the cryogenic conditions, always some condense thermal energy was wasted, and when the multisystem switchover operation, causes the situation of compressor oil starvation easily, thereby makes compressor impaired.In addition, existing heat pump water-heating machine causes to be not closed completely and phenomenon that electric expansion valve is stuck under cryogenic conditions when using electric expansion valve to cut off refrigerant flow path easily, and these all have much room for improvement.
The utility model content
The technical problems to be solved in the utility model provides the multi-functional switched system of a kind of air-conditioning and heat pump water-heating machine, diverse in function not only, and can improve the suction temperature of heat pump water-heating machine, and reduce hoarfrost point, improve Energy Efficiency Ratio, stable.
For solving the problems of the technologies described above, the technical solution of the utility model is: the multi-functional switched system that a kind of air-conditioning and heat pump water-heating machine are provided, comprise compressor, oil eliminator, water-cooled condenser, evaporimeter, it also comprises air-cooled condenser, first cross valve, second cross valve, the exhaust outlet of compressor is connected to blast pipe, it links to each other with the air inlet of oil eliminator, the return-air mouth of compressor is connected to muffler, it links to each other with one of them pipe position of first cross valve, other three pipe positions of first cross valve, respectively with the gas outlet of oil eliminator, water-cooled condenser, second cross valve links to each other, four pipe positions of second cross valve are respectively with first cross valve, air-cooled condenser, evaporimeter, muffler links to each other.
The multi-functional switched system of aforesaid air-conditioning and heat pump water-heating machine is connected with an oil return capillary on oil eliminator, it links to each other with muffler.
The multi-functional switched system of aforesaid air-conditioning and heat pump water-heating machine is provided with high voltage protective switch and exhaust gas temperature sensor on the pipeline between first cross valve and the oil eliminator, muffler is provided with low-voltage protective switch and suction temperature sensor.
The multi-functional switched system of aforesaid air-conditioning and heat pump water-heating machine, on pipeline that the liquid outlet of water-cooled condenser links to each other, be provided with a check valve, on this check valve and the pipeline that evaporimeter links to each other, be in series with first magnetic valve, first electric expansion valve successively, on this check valve and the pipeline that air-cooled condenser links to each other, be in series with second magnetic valve, second electric expansion valve successively.
Adopt the air-conditioning of said structure and the multi-functional switched system of heat pump water-heating machine, diverse in function not only, can realize the switching of multiple mode of operation, and, carry out the recovery of partial condensation heat on the oil eliminator by the oil return capillary, improve suction temperature, hoarfrost point is reduced, frosting and defrost have been reduced, according to suction temperature, delivery temperature, regulate the size of refrigerant flow by electric expansion valve automatically, reached the purpose of saves energy, raising Energy Efficiency Ratio, by the solenoid valve shuts refrigerant flow path, make system's operation more reliable and more stable.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is the structure principle chart of described utility model.
The specific embodiment
Referring to Fig. 1, the multi-functional switched system of a kind of air-conditioning and heat pump water-heating machine is provided, comprise compressor 101, oil eliminator 104, water-cooled condenser 109, evaporimeter 113, it also comprises air-cooled condenser 118, second cross valve 106, second cross valve 103.The exhaust outlet 121 of compressor 101 is connected to blast pipe 124, it links to each other with the air inlet 122 of oil eliminator 104, the return-air mouth 120 of compressor 101 is connected to muffler 125, it links to each other with one of them pipe position of second cross valve 106, other three pipe positions of second cross valve 106, link to each other with gas outlet, water-cooled condenser 109, second cross valve 103 of oil eliminator 104 respectively, four pipe positions of second cross valve 103 link to each other with second cross valve 106, air-cooled condenser 118, evaporimeter 113, muffler 125 respectively.Be connected with an oil return capillary 119 on oil eliminator 104, it links to each other with muffler 125.The high-temperature high-pressure refrigerant steam of compressor 101 is introduced into oil eliminator 104 after discharging, carry out oil return by oil return capillary 119 again, under the situation of HTHP, help to reduce refrigerant vapour pressure, avoid compressor 101 under HTHP, to work long hours and be damaged, make high temperature refrigerant enter return-air mouth 120 during cold operation, can effectively improve the heating capacity under the cryogenic conditions.Be provided with high voltage protective switch 105 and exhaust gas temperature sensor (not shown) on the pipeline between second cross valve 106 and the oil eliminator 104, muffler 125 is provided with low-voltage protective switch 102 and suction temperature sensor (not shown).On pipeline that the liquid outlet of water-cooled condenser 109 links to each other, be provided with a check valve 110, can prevent the cold-producing medium reverse flow, on this check valve 110 and the pipeline that evaporimeter 113 links to each other, be in series with first magnetic valve 111, first electric expansion valve 112 successively, on this check valve 110 and the pipeline that air-cooled condenser 118 links to each other, be in series with second magnetic valve 114, second electric expansion valve 115 successively.Cut off refrigerant flow path by first magnetic valve 111, second magnetic valve 114, in the time of can avoiding using electric expansion valve to cut off refrigerant flow path, being not closed completely under cryogenic conditions and closing the back stuck situation occurs, makes system's operation more reliable.Regulate refrigerant flow by first electric expansion valve 112, second electric expansion valve 115.
The operation principle of the various mode of operations of the utility model is:
Refrigeration mode: compressor 101 energising work are compressed into cold-producing medium the gas of HTHP, enter oil eliminator 104 and carry out separating of oil and cold-producing medium, second cross valve 106 switches to second cross valve 103, refrigerant vapour enters water-cooled condenser 109 condensations and becomes liquid state, this moment first magnetic valve 111, second magnetic valve 114 is opened, first electric expansion valve 112 is opened fully, liquid refrigerant is after second electric expansion valve 115 is regulated flow, the evaporimeter 113 heat absorption evaporations that enter indoor apparatus of air conditioner become gaseous state, realize refrigeration, gaseous refrigerant is got back to compressor 101 through second cross valve 103, realizes working cycles.
Heating mode: compressor 101 energising work are compressed into cold-producing medium the gas of HTHP, enter oil eliminator 104 and carry out separating of oil and cold-producing medium, second cross valve 106 switches to second cross valve 103, refrigerant vapour enters and is positioned at 118 condensations of indoor air-cooled condenser and becomes liquid state, heat radiation realizes heating in the condensation process, this moment first magnetic valve 111, second magnetic valve 114 is opened, second electric expansion valve 115 is opened fully, liquid refrigerant is after first electric expansion valve 112 is regulated flow, evaporimeter 113 evaporations that enter indoor apparatus of air conditioner become gaseous state, gaseous refrigerant is got back to compressor 101 through second cross valve 106 and second cross valve 103, realizes working cycles.
When above-mentioned refrigeration mode or heating mode operation, oil eliminator 104 with cold-producing medium and oil mixture separate after, the condensation and the evaporation of cold-producing medium have been accelerated, and be according to suction temperature, delivery temperature by electric expansion valve, automatically regulate the size of refrigerant flow, the energy that makes it to reach the highest is exported, and has reached saves energy, improves the purpose of Energy Efficiency Ratio.
Refrigeration+heat-pump hot-water pattern: compressor 101 energising work are compressed into cold-producing medium the gas of HTHP, enter oil eliminator 104 and carry out separating of oil and cold-producing medium, refrigerant vapour becomes liquid state through second cross valve 106 to water-cooled condenser 109 condensations, dispel the heat in the condensation process, carry out heat exchange with water and realize hot water function, this moment, first magnetic valve 111 cut out, second magnetic valve 114 is opened, first electric expansion valve 112 is opened fully, liquid refrigerant is after second electric expansion valve 115 is regulated flow, the evaporimeter 113 heat absorption evaporations that enter indoor apparatus of air conditioner become gaseous state, realize refrigeration, gaseous refrigerant is got back to compressor 101 through second cross valve 103, realizes working cycles.
During above-mentioned refrigeration+heat-pump hot-water mode operation, owing to switch under the situation of water-cooled condensation, the better effects if of condensation, and can provide refrigeration and hot water simultaneously, according to suction temperature, delivery temperature, regulate the size of refrigerant flow by electric expansion valve automatically, make it the energy output that reaches the highest, reach saves energy, improved the purpose of Energy Efficiency Ratio.
The heat-pump hot-water pattern: compressor 101 energising work are compressed into cold-producing medium the gas of HTHP, enter oil eliminator 104 and carry out separating of oil and cold-producing medium, refrigerant vapour becomes liquid state through second cross valve 106 to water-cooled condenser 109 condensations, dispel the heat in the condensation process, carry out heat exchange with water and realize hot water function, this moment, second magnetic valve 114 cut out, first magnetic valve 111 is opened, second electric expansion valve 115 is opened fully, liquid refrigerant is after first electric expansion valve 112 is regulated flow, evaporimeter 113 evaporations that enter indoor apparatus of air conditioner become gaseous state, gaseous refrigerant is got back to compressor 101 through second cross valve 106 and second cross valve 103, realizes working cycles.
During above-mentioned heat-pump hot-water mode operation, carry out the recovery of partial condensation heat by oil return capillary 119 on the oil eliminator 104, improve suction temperature, hoarfrost point is reduced, has reduced frosting and defrost, by electric expansion valve according to suction temperature, delivery temperature, automatically regulate the size of refrigerant flow, the energy that makes it to reach the highest is exported, and has reached saves energy, improves the purpose of Energy Efficiency Ratio.
The foregoing description is a preferred embodiment of the present utility model, and all and the similar structure of the utility model and the equivalence of being done change, and all should belong to protection category of the present utility model.
Claims (4)
1. the multi-functional switched system of a kind of air-conditioning and heat pump water-heating machine is provided, comprise compressor (101), oil eliminator (104), water-cooled condenser (109), evaporimeter (113), it is characterized in that: it also comprises air-cooled condenser (118), first cross valve (106), second cross valve (103), the exhaust outlet (121) of compressor (101) is connected to blast pipe (124), it links to each other with the air inlet (122) of oil eliminator (104), the return-air mouth (120) of compressor (101) is connected to muffler (125), it links to each other with one of them pipe position of first cross valve (106), other three pipe positions of first cross valve (106), respectively with the gas outlet (123) of oil eliminator (104), water-cooled condenser (109), second cross valve (103) links to each other, four pipe positions of second cross valve (103) are respectively with first cross valve (106), air-cooled condenser (118), evaporimeter (113), muffler (125) links to each other.
2. the multi-functional switched system of air-conditioning according to claim 1 and heat pump water-heating machine is characterized in that: be connected with an oil return capillary (119) on oil eliminator (104), it links to each other with muffler (125).
3. the multi-functional switched system of air-conditioning according to claim 1 and heat pump water-heating machine; it is characterized in that: be provided with high voltage protective switch (105) and exhaust gas temperature sensor on the pipeline between first cross valve (106) and the oil eliminator (104), muffler (125) is provided with low-voltage protective switch (102) and suction temperature sensor.
4. the multi-functional switched system of air-conditioning according to claim 1 and heat pump water-heating machine, it is characterized in that: on pipeline that the liquid outlet of water-cooled condenser (109) links to each other, be provided with a check valve (110), on this check valve (110) and the pipeline that evaporimeter (113) links to each other, be in series with first magnetic valve (111), first electric expansion valve (112) successively, on this check valve (110) and the pipeline that air-cooled condenser (118) links to each other, be in series with second magnetic valve (114), second electric expansion valve (115) successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020523830XU CN201779921U (en) | 2010-09-08 | 2010-09-08 | Multifunctional switch system of air conditioner and heat pump water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020523830XU CN201779921U (en) | 2010-09-08 | 2010-09-08 | Multifunctional switch system of air conditioner and heat pump water heater |
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| Publication Number | Publication Date |
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| CN201779921U true CN201779921U (en) | 2011-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201020523830XU Expired - Fee Related CN201779921U (en) | 2010-09-08 | 2010-09-08 | Multifunctional switch system of air conditioner and heat pump water heater |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445017A (en) * | 2011-09-16 | 2012-05-09 | 西安君生实业有限公司 | Host machine of air cooling and water cooling type cold-hot water air conditioner |
| CN104776629A (en) * | 2015-04-17 | 2015-07-15 | 深圳麦克维尔空调有限公司 | Air conditioning system of evaporative condenser and working method thereof |
| CN105444304A (en) * | 2014-09-08 | 2016-03-30 | 张志刚 | Air-conditioner domestic hot water machine |
| CN107421207A (en) * | 2017-07-18 | 2017-12-01 | 李江 | A kind of residual-heat used type refrigeration system |
| CN110806036A (en) * | 2019-10-22 | 2020-02-18 | 珠海格力电器股份有限公司 | Oil return control and compressor variable capacity control system of heat pump and air conditioner |
| CN112984662A (en) * | 2021-03-31 | 2021-06-18 | 广东积微科技有限公司 | Heat recovery air-conditioning hot water system and refrigerant flow control method thereof |
-
2010
- 2010-09-08 CN CN201020523830XU patent/CN201779921U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102445017A (en) * | 2011-09-16 | 2012-05-09 | 西安君生实业有限公司 | Host machine of air cooling and water cooling type cold-hot water air conditioner |
| CN105444304A (en) * | 2014-09-08 | 2016-03-30 | 张志刚 | Air-conditioner domestic hot water machine |
| CN104776629A (en) * | 2015-04-17 | 2015-07-15 | 深圳麦克维尔空调有限公司 | Air conditioning system of evaporative condenser and working method thereof |
| CN107421207A (en) * | 2017-07-18 | 2017-12-01 | 李江 | A kind of residual-heat used type refrigeration system |
| CN110806036A (en) * | 2019-10-22 | 2020-02-18 | 珠海格力电器股份有限公司 | Oil return control and compressor variable capacity control system of heat pump and air conditioner |
| CN112984662A (en) * | 2021-03-31 | 2021-06-18 | 广东积微科技有限公司 | Heat recovery air-conditioning hot water system and refrigerant flow control method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110330 Termination date: 20120908 |