CN211261344U - Continuous heating defrosting-free air conditioner - Google Patents
Continuous heating defrosting-free air conditioner Download PDFInfo
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- CN211261344U CN211261344U CN201922086528.6U CN201922086528U CN211261344U CN 211261344 U CN211261344 U CN 211261344U CN 201922086528 U CN201922086528 U CN 201922086528U CN 211261344 U CN211261344 U CN 211261344U
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 124
- 238000005057 refrigeration Methods 0.000 claims abstract description 34
- 239000003507 refrigerant Substances 0.000 claims description 34
- 238000004781 supercooling Methods 0.000 claims description 22
- 239000013526 supercooled liquid Substances 0.000 claims 3
- 238000010257 thawing Methods 0.000 abstract description 8
- 238000004378 air conditioning Methods 0.000 abstract description 7
- 239000000110 cooling liquid Substances 0.000 description 14
- 238000000034 method Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000013021 overheating Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
A continuous heating defrosting-free air conditioner belongs to the technical field of air conditioning equipment; the continuous heating defrosting-free air conditioning system comprises a compressor, a four-way reversing valve, a gas-liquid separator, an evaporator, double condensers, a first check valve, a second check valve, a third check valve, a fourth check valve, a first throttling device, a second throttling device, a first filter, a second filter, a first electromagnetic valve, a second electromagnetic valve, a filter for refrigeration and a throttling device for refrigeration, wherein the outdoor condensers are divided into two groups, and the first heat exchanger and the second heat exchanger are switched back and forth through the first electromagnetic valve and the second electromagnetic valve, so that the effect of thawing frost in a frost layer in a heat conduction fin without stopping is achieved.
Description
Technical Field
The utility model belongs to the technical field of air conditioning equipment, specifically relate to a continuous formula heats and exempts from to change white air conditioner.
Background
When the air conditioner heats, the gas Freon is pressurized by the compressor to become high-temperature high-pressure gas, and the high-temperature high-pressure gas enters the heat exchanger (at the moment, the condenser) of the indoor unit, is condensed, liquefied and released heat to become high-pressure liquid, and releases a large amount of heat, thereby achieving the purpose of increasing the indoor temperature. The high-pressure liquid Freon is decompressed by the throttling device, enters a heat exchanger (an evaporator at the moment) of the outdoor unit, is evaporated, vaporized and absorbs heat to form low-pressure gas, and absorbs heat of outdoor air (the outdoor air becomes cooler). The freon that becomes gas reenters the compressor to begin the next cycle. The compressor transfers heat from the outdoor to the outdoor, the temperature on the heat exchanger radiating fin of the outdoor unit is lower than the outdoor temperature, and water vapor in the air is condensed on the radiating fin to cause the surface of the heat exchange evaporator to frost, and the frost is more and more along with the increase of the frost forming time, so that the air channel of the evaporator is possibly completely blocked, and the unit cannot normally work.
The method is characterized in that a four-way reversing valve is used for reversing and reverse circulating defrosting, the four-way valve acts during defrosting to change a heating cycle into a refrigerating cycle, the suction pressure and the exhaust pressure of a system are changed violently in the defrosting process, great impact is caused on a compressor and other elements, meanwhile, the pressure of a heat exchanger is suddenly reduced when defrosting starts, a large amount of liquid refrigerant for condensation before defrosting returns to the compressor, and the liquid compression (wet operation) of the compressor is easily caused.
Disclosure of Invention
The utility model mainly solves the technical problems existing in the prior art and provides a continuous heating defrosting-free air conditioner.
The above technical problem of the present invention can be solved by the following technical solutions: a continuous heating defrosting-free air conditioning system comprises a compressor, a four-way reversing valve, a gas-liquid separator, an evaporator, double condensers, a first one-way valve, a second one-way valve, a third one-way valve, a fourth one-way valve, a first throttling device, a second throttling device, a first filter, a second filter, a first electromagnetic valve, a second electromagnetic valve, a refrigerating filter and a refrigerating throttling device, wherein the compressor, the four-way reversing valve, the gas-liquid separator, the evaporator, the double condensers, the first one-way valve, the second one-way valve, the third one-way valve, the fourth one-way valve, the first throttling device, the second throttling device, the first filter, the second filter, the first electromagnetic valve, the second electromagnetic valve, the refrigerating filter and the refrigerating throttling device form the continuous heating defrosting-free air conditioning system, and a refrigerant for refrigerating box heating is filled in the continuous heating defrosting-free air conditioning system, the double condensers comprise a first condenser, a second condenser and heat exchange fins, a first cold liquid passing pipe and a first hot liquid passing pipe are arranged in the first condenser, a second cold liquid passing pipe and a second hot liquid passing pipe are arranged in the second condenser, and the first cold liquid passing pipe, the first hot liquid passing pipe, the second cold liquid passing pipe and the second hot liquid passing pipe are all distributed and inserted on the heat exchange fins.
Preferably, the four-way reversing valve is provided with a connector end D, a connector end C, a connector end E and a connector end S, the compressor, the gas-liquid separator, the evaporator, the first one-way valve, the second one-way valve, the third one-way valve, the fourth one-way valve, the first throttling device, the second throttling device, the first filter, the second filter, the first electromagnetic valve, the second electromagnetic valve, the filter for refrigeration, the throttling device for refrigeration, the first superheated liquid pipe, the second superheated liquid pipe, the first supercooling liquid pipe and the second supercooling liquid pipe are respectively provided with an inlet end and an outlet end, the outlet end of the compressor is connected with the connector end D, the inlet end of the compressor is connected with the outlet end of the gas-liquid separator, the connector end S is connected with the inlet end of the gas-liquid separator, the connector end C is respectively connected with the inlet ends of the first superheated liquid pipe and the second superheated liquid pipe, the outlet end of the first superheated liquid pipe is connected with the, the outlet end of the second super-cooling liquid pipe is connected with the inlet end of a fourth one-way valve, the outlet ends of the third one-way valve and the fourth one-way valve are connected with the inlet end of a filter for refrigeration, the outlet end of the filter for refrigeration is connected with the inlet end of a restrictor for refrigeration, the outlet ends of the restrictor for refrigeration and the inlet ends of a first electromagnetic valve and a second electromagnetic valve are connected with the outlet end of an evaporator, the inlet end of the evaporator is connected with an interface end E, the outlet end of the first electromagnetic valve is connected with the inlet end of a first super-cooling liquid pipe, the outlet end of the second electromagnetic valve is connected with the inlet end of a second super-cooling liquid pipe, the outlet end of the first super-cooling liquid pipe is connected with the inlet end of the first one-way valve, the outlet end of the second super-cooling liquid pipe is connected with the inlet end of the second one-way valve, and the, the outlet end of the first filter is connected with the inlet end of a first throttling device, the outlet end of the first throttling device is connected with the outlet end of a second superheated liquid pipe, the outlet end of a second one-way valve is connected with the inlet end of a second filter, the outlet end of the second filter is connected with the inlet end of the second throttling device, and the outlet end of the second throttling device is connected with the outlet end of the first superheated liquid pipe.
The utility model discloses beneficial effect who has: the continuous heating defrosting-free air conditioning system comprises a compressor, a four-way reversing valve, a gas-liquid separator, an evaporator, double condensers, a first one-way valve, a second one-way valve, a third one-way valve, a fourth one-way valve, a first throttling device, a second throttling device, a first filter, a second filter, a first electromagnetic valve, a second electromagnetic valve, a filter for refrigeration and a throttling device for refrigeration.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. a compressor; 2. a four-way reversing valve; 3. a gas-liquid separator; 4. an evaporator; 5. a first check valve; 6. a second one-way valve; 7. a third check valve; 8. a fourth check valve; 9. a first throttling device; 10. a second throttling device; 11. a first filter; 12. a second filter; 13. a first solenoid valve; 14. a second solenoid valve; 15. a filter for refrigeration; 16. a throttling device for refrigeration; 17. a first condenser; 18. a second condenser; 19. heat exchange fins; 21. a first supercooling liquid pipe; 22. a first superheated liquid pipe; 23. a second supercooling liquid pipe; 24. a second superheated liquid pipe; 25. an interface end D; 26. an interface end C; 27. an interface end E; 28. an interface end S.
Detailed Description
The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings.
Example (b): a continuous heating and defrosting-free air conditioner comprises a compressor, a four-way reversing valve, a gas-liquid separator, an evaporator, a double condenser, a first one-way valve, a second one-way valve, a third one-way valve, a fourth one-way valve, a first throttling device, a second throttling device, a first filter, a second filter, a first electromagnetic valve, a second electromagnetic valve, a filter for refrigeration and a throttling device for refrigeration, wherein the compressor, the four-way reversing valve, the gas-liquid separator, the evaporator, the double condenser, the first one-way valve, the second one-way valve, the third one-way valve, the fourth one-way valve, the first throttling device, the second throttling device, the first filter, the second filter, the first electromagnetic valve, the second electromagnetic valve, the filter for refrigeration and the throttling device form the continuous heating and defrosting-free air conditioner system, and a refrigerant for a refrigeration box to heat is filled in the continuous heating and defrosting-free air conditioner system, the double condensers comprise a first condenser, a second condenser and heat exchange fins, a first cold liquid passing pipe and a first hot liquid passing pipe are arranged in the first condenser, a second cold liquid passing pipe and a second hot liquid passing pipe are arranged in the second condenser, and the first cold liquid passing pipe, the first hot liquid passing pipe, the second cold liquid passing pipe and the second hot liquid passing pipe are all distributed and inserted on the heat exchange fins.
The four-way reversing valve is provided with a connector end D, a connector end C, a connector end E and a connector end S, the compressor, the gas-liquid separator, the evaporator, the first one-way valve, the second one-way valve, the third one-way valve, the fourth one-way valve, the first throttling device, the second throttling device, the first filter, the second filter, the first electromagnetic valve, the second electromagnetic valve, the refrigerating filter, the refrigerating throttling device, the first superheated liquid pipe, the second superheated liquid pipe, the first supercooling liquid pipe and the second supercooling liquid pipe are respectively provided with an inlet end and an outlet end, the outlet end of the compressor is connected with the connector end D, the inlet end of the compressor is connected with the outlet end of the gas-liquid separator, the connector end S is connected with the inlet end of the gas-liquid separator, the connector end C is respectively connected with the inlet ends of the first superheated liquid pipe and the second superheated liquid pipe, and the outlet end of the first superheated liquid pipe is connected with the, the outlet end of the second super-cooling liquid pipe is connected with the inlet end of a fourth one-way valve, the outlet ends of the third one-way valve and the fourth one-way valve are connected with the inlet end of a filter for refrigeration, the outlet end of the filter for refrigeration is connected with the inlet end of a restrictor for refrigeration, the outlet ends of the restrictor for refrigeration and the inlet ends of a first electromagnetic valve and a second electromagnetic valve are connected with the outlet end of an evaporator, the inlet end of the evaporator is connected with an interface end E, the outlet end of the first electromagnetic valve is connected with the inlet end of a first super-cooling liquid pipe, the outlet end of the second electromagnetic valve is connected with the inlet end of a second super-cooling liquid pipe, the outlet end of the first super-cooling liquid pipe is connected with the inlet end of the first one-way valve, the outlet end of the second super-cooling liquid pipe is connected with the inlet end of the second one-way valve, and the, the outlet end of the first filter is connected with the inlet end of a first throttling device, the outlet end of the first throttling device is connected with the outlet end of a second superheated liquid pipe, the outlet end of a second one-way valve is connected with the inlet end of a second filter, the outlet end of the second filter is connected with the inlet end of the second throttling device, and the outlet end of the second throttling device is connected with the outlet end of the first superheated liquid pipe.
The heating method of the continuous heating defrosting-free air conditioner comprises the following steps: when heating, low-pressure refrigerant vaporized by a gas-liquid separator is sucked by a compressor, the high-temperature high-pressure gas is converted into high-temperature high-pressure gas through the compression of the compressor, the high-temperature high-pressure gas enters an evaporator from a connector end D to a connector end E during heating, the high-temperature high-pressure gas is condensed, liquefied and released heat to form high-pressure liquid refrigerant, the high-pressure liquid refrigerant enters a first cooling liquid pipe through a first electromagnetic valve, the double condensers are converted into double evaporators during heating, the high-pressure liquid refrigerant is cooled, heat exchanged and defrosted through a first supercooling liquid pipe, the temperature of the high-pressure liquid refrigerant is about 50 ℃, the first supercooling liquid pipe conducts heat through heat exchange fins to heat and melt a frost layer in the heat exchange fins, the high-pressure liquid refrigerant enters a second overheating liquid pipe through the outlet end of the first cooling liquid pipe after being decompressed through a first one-way valve, a first filter and a first throttling device to be vaporized, the vaporized low-pressure refrigerant gas is sucked by the compressor again, and the next cycle is started; when the set time of the system is up, the first electromagnetic valve is automatically closed, the second electromagnetic valve is opened at the same time, the high-pressure liquid refrigerant is subcooled, heat exchange and defrosting are carried out in the second subcooled liquid pipe, the temperature of the high-pressure liquid refrigerant is about 50 ℃, the second subcooled liquid pipe conducts heat through the heat exchange fins and heats up to melt frost layers in the heat exchange fins, the high-pressure liquid refrigerant enters the first superheated liquid pipe through the outlet end of the second subcooled liquid pipe through the second one-way valve, the second filter and the second throttling device, pressure is reduced, the liquid refrigerant is evaporated and absorbs heat, the liquid refrigerant flows to the gas-liquid separator through the joint end C to the joint end S, the evaporated low-pressure refrigerant is sucked by.
The refrigeration method of the continuous heating defrosting-free air conditioner comprises the following steps: during refrigeration, a low-pressure refrigerant vaporized by the gas-liquid separator is sucked by the compressor and is compressed by the compressor to be changed into high-temperature high-pressure gas, the high-temperature high-pressure gas flows from the interface end D to the interface end C, the high-temperature high-pressure gas simultaneously enters the first superheated liquid pipe and the second superheated liquid pipe, flows through the third one-way valve and the fourth one-way valve and then parallelly enters the refrigeration filter, the refrigeration throttling device, the evaporator, the interface end E to the interface end S and the gas-liquid separator, the vaporized low-pressure refrigerant gas is sucked by the compressor and is compressed by the compressor to be changed into the high-temperature high-pressure gas, and then the.
The utility model discloses an operation principle: when heating, low-pressure refrigerant vaporized by a gas-liquid separator is sucked by a compressor, the high-temperature high-pressure gas is converted into high-temperature high-pressure gas through the compression of the compressor, the high-temperature high-pressure gas enters an evaporator from a connector end D to a connector end E during heating, the high-temperature high-pressure gas is condensed, liquefied and released heat to form high-pressure liquid refrigerant, the high-pressure liquid refrigerant enters a first cooling liquid pipe through a first electromagnetic valve, the double condensers are converted into double evaporators during heating, the high-pressure liquid refrigerant is cooled, heat exchanged and defrosted through a first supercooling liquid pipe, the temperature of the high-pressure liquid refrigerant is about 50 ℃, the first supercooling liquid pipe conducts heat through heat exchange fins to heat and melt a frost layer in the heat exchange fins, the high-pressure liquid refrigerant enters a second overheating liquid pipe through the outlet end of the first cooling liquid pipe after being decompressed through a first one-way valve, a first filter and a first throttling device to be vaporized, the vaporized low-pressure refrigerant gas is sucked by the compressor again, and the next cycle is started; when the set time of the system is up, the first electromagnetic valve is automatically closed, the second electromagnetic valve is opened at the same time, the high-pressure liquid refrigerant is subcooled, heat exchange and defrosting are carried out in the second subcooled liquid pipe, the temperature of the high-pressure liquid refrigerant is about 50 ℃, the second subcooled liquid pipe conducts heat through the heat exchange fins and heats up to melt frost layers in the heat exchange fins, the high-pressure liquid refrigerant enters the first superheated liquid pipe through the outlet end of the second subcooled liquid pipe through the second one-way valve, the second filter and the second throttling device, pressure is reduced, the liquid refrigerant is evaporated and absorbs heat, the liquid refrigerant flows to the gas-liquid separator through the joint end C to the joint end S, the evaporated low-pressure refrigerant is sucked by.
The refrigeration method of the continuous heating defrosting-free air conditioner comprises the following steps: during refrigeration, a low-pressure refrigerant vaporized by the gas-liquid separator is sucked by the compressor and is compressed by the compressor to be changed into high-temperature high-pressure gas, the high-temperature high-pressure gas flows from the interface end D to the interface end C, the high-temperature high-pressure gas simultaneously enters the first superheated liquid pipe and the second superheated liquid pipe, flows through the third one-way valve and the fourth one-way valve and then parallelly enters the refrigeration filter, the refrigeration throttling device, the evaporator, the interface end E to the interface end S and the gas-liquid separator, the vaporized low-pressure refrigerant gas is sucked by the compressor and is compressed by the compressor to be changed into the high-temperature high-pressure gas, and then the.
Through dividing into two sets ofly with outdoor condenser, switching back and forth through first solenoid valve and second solenoid valve between first heat exchanger and the second heat exchanger realizes melting the frost layer among the heat conduction fin and does not shut down and change the frost.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the present invention is not limited to the above-described embodiments, and many modifications are possible. Any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should be considered as belonging to the protection scope of the present invention.
Claims (2)
1. A continuous heating defrosting-free air conditioner comprises a compressor, a four-way reversing valve, a gas-liquid separator, an evaporator, double condensers, a first one-way valve, a second one-way valve, a third one-way valve, a fourth one-way valve, a first throttling device, a second throttling device, a first filter, a second filter, a first electromagnetic valve, a second electromagnetic valve, a refrigerating filter and a refrigerating throttling device, and is characterized in that the compressor, the four-way reversing valve, the gas-liquid separator, the evaporator, the double condensers, the first one-way valve, the second one-way valve, the third one-way valve, the fourth one-way valve, the first throttling device, the second throttling device, the first filter, the second filter, the first electromagnetic valve, the second electromagnetic valve, the refrigerating filter and the refrigerating throttling device form the continuous heating defrosting-free air conditioner system which is filled with a refrigerating and heating refrigerant, the double condensers comprise a first condenser, a second condenser and heat exchange fins, a first cold liquid passing pipe and a first hot liquid passing pipe are arranged in the first condenser, a second cold liquid passing pipe and a second hot liquid passing pipe are arranged in the second condenser, and the first cold liquid passing pipe, the first hot liquid passing pipe, the second cold liquid passing pipe and the second hot liquid passing pipe are all distributed and inserted on the heat exchange fins.
2. The continuous heating defrosting-free air conditioner according to claim 1, wherein the four-way reversing valve has a connector end D, a connector end C, a connector end E and a connector end S, the compressor, the gas-liquid separator, the evaporator, the first check valve, the second check valve, the third check valve, the fourth check valve, the first throttling device, the second throttling device, the first filter, the second filter, the first solenoid valve, the second solenoid valve, the refrigeration filter, the refrigeration throttling device, the first superheated liquid pipe, the second superheated liquid pipe, the first supercooling liquid pipe and the second supercooling liquid pipe are provided with inlet ends and outlet ends, the outlet end of the compressor is connected with the connector end D, the inlet end of the compressor is connected with the outlet end of the gas-liquid separator, the connector end S is connected with the inlet end of the gas-liquid separator, and the connector end C is connected with the inlet ends of the first superheated liquid pipe and the second superheated liquid pipe respectively, the outlet end of the first super-heated liquid pipe is connected with the inlet end of a third one-way valve, the outlet end of the second super-heated liquid pipe is connected with the inlet end of a fourth one-way valve, the outlet ends of the third one-way valve and the fourth one-way valve are both connected with the inlet end of a filter for refrigeration, the outlet end of the filter for refrigeration is connected with the inlet end of a restrictor for refrigeration, the outlet ends of the restrictor for refrigeration and the inlet ends of a first electromagnetic valve and a second electromagnetic valve are both connected with the outlet end of an evaporator, the inlet end of the evaporator is connected with an interface end E, the outlet end of the first electromagnetic valve is connected with the inlet end of a first super-cooled liquid pipe, the outlet end of the second electromagnetic valve is connected with the inlet end of a second super-cooled liquid pipe, the outlet end of the first super-cooled liquid pipe is connected with the inlet end of the first one-way valve, and, the outlet end of the first check valve is connected with the inlet end of the first filter, the outlet end of the first filter is connected with the inlet end of the first throttling device, the outlet end of the first throttling device is connected with the outlet end of the second superheated liquid pipe, the outlet end of the second check valve is connected with the inlet end of the second filter, the outlet end of the second filter is connected with the inlet end of the second throttling device, and the outlet end of the second throttling device is connected with the outlet end of the first superheated liquid pipe.
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CN201922086528.6U CN211261344U (en) | 2019-11-28 | 2019-11-28 | Continuous heating defrosting-free air conditioner |
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CN201922086528.6U CN211261344U (en) | 2019-11-28 | 2019-11-28 | Continuous heating defrosting-free air conditioner |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110849021A (en) * | 2019-11-28 | 2020-02-28 | 浙江高翔工贸有限公司 | Continuous heating defrosting-free air conditioner |
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2019
- 2019-11-28 CN CN201922086528.6U patent/CN211261344U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110849021A (en) * | 2019-11-28 | 2020-02-28 | 浙江高翔工贸有限公司 | Continuous heating defrosting-free air conditioner |
CN110849021B (en) * | 2019-11-28 | 2024-07-02 | 浙江高翔工贸有限公司 | Continuous heating defrosting-free cooling and heating air conditioner |
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