CN204438359U - Air-conditioner outdoor unit - Google Patents
Air-conditioner outdoor unit Download PDFInfo
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- CN204438359U CN204438359U CN201420867569.3U CN201420867569U CN204438359U CN 204438359 U CN204438359 U CN 204438359U CN 201420867569 U CN201420867569 U CN 201420867569U CN 204438359 U CN204438359 U CN 204438359U
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Abstract
The utility model discloses a kind of air-conditioner outdoor unit and air-conditioning system, wherein, air-conditioner outdoor unit comprises the compressor of the refrigerant for exporting lubricating oil and high-pressure gaseous, for the oil eliminator that the refrigerant of lubricating oil and gaseous state is separated, for storing the low-pressure liquid storing tank of the refrigerant after step-down, carry heat for making refrigerant and set up the refrigerant R-T unit of refrigerant circulation with outside, the venthole of compressor is connected with the air intake of oil eliminator, the refrigerant exit of oil eliminator is connected with the import of refrigerant R-T unit, the outlet of refrigerant R-T unit is connected with the import of low-pressure liquid storing tank, the outlet of low-pressure liquid storing tank is connected with the air intake of compressor, the first heat exchange pipeline section is provided with in low-pressure liquid storing tank, the lubricating oil outlet of oil eliminator is connected with the air intake of compressor by the first heat exchange pipeline section.The high temperature grease that the utility model has compressor exports effectively is lowered the temperature, and avoids the effect that the temperature rise of lubricating oil is too high.
Description
Technical field
The utility model relates to field of household appliances, particularly relates to air-conditioner outdoor unit.
Background technology
Within air-conditioning systems, the operation power resources of refrigerant are in compressor, and the operation of the kilter of compressor needs the circulating lubricating of lubricating oil to ensure.When air-conditioning system is run, compressor will export lubricating oil and the refrigerant of high temperature, and after oil eliminator, oil return is in compressor, and refrigerant will be back to compressor after will carrying out heat release heat absorption.But, the cooling measure that lubricating oil in existing air-conditioning system is not good, lubricating oil is usually caused again to be exported by after compressor pressurizes heating when not obtaining effective cooling, thus cause the temperature rise of lubricating oil too high, thus making lubricating oil become thickness or charing, the waste material of lubricating oil produced thus or charring gas will hinder the Effec-tive Function of air-conditioning system.
Utility model content
Main purpose of the present utility model is to provide air-conditioner outdoor unit and air-conditioning system, and the high temperature grease be intended to compressor exports effectively is lowered the temperature, and avoids the temperature rise of lubricating oil too high.
The air-conditioner outdoor unit that the utility model provides, described air-conditioner outdoor unit comprises the compressor of the refrigerant for exporting lubricating oil and high-pressure gaseous, for the oil eliminator that the refrigerant of lubricating oil and gaseous state is separated, for storing the low-pressure liquid storing tank of the described refrigerant after step-down, carry heat for making described refrigerant and set up the refrigerant R-T unit of refrigerant circulation with outside, the venthole of described compressor is connected with the air intake of described oil eliminator, the refrigerant exit of described oil eliminator is connected with the import of described refrigerant R-T unit, the outlet of described refrigerant R-T unit is connected with the import of described low-pressure liquid storing tank, the outlet of described low-pressure liquid storing tank is connected with the air intake of compressor, the first heat exchange pipeline section is provided with in described low-pressure liquid storing tank, the lubricating oil outlet of described oil eliminator is connected with the air intake of described compressor by described first heat exchange pipeline section.
Preferably, when described air-conditioner outdoor unit is in work, the venthole from described compressor flows out and will be back to the air intake of compressor successively after oil eliminator, refrigerant R-T unit and low-pressure liquid storing tank by described refrigerant; Venthole from described compressor flows out and after oil eliminator and the first heat exchange pipeline section, is back to the air intake of compressor successively by described lubricating oil.
Preferably, described first heat exchange pipeline section in the shape of a spiral.
Preferably, described air-conditioner outdoor unit also comprises the filter for impurity in filtering lubricant oil, and described filter is connected between described oil eliminator and described first heat exchange pipeline section.
Preferably, described refrigerant R-T unit comprises cross valve for commutating, for making the condenser of refrigerant and extraneous heat exchange, for making the first expansion valve of refrigerant step-down, for storing the first container of refrigerant; The two-port of described cross valve is connected with the refrigerant exit of described oil eliminator and the first port of described condenser respectively; Second port of described condenser is connected with the first port of described first expansion valve, and the second port of described first expansion valve is connected with the first port of described first container, and the second port of described first container is connected with the import of described low-pressure liquid storing tank; Be provided with the second heat exchange pipeline section in described first container, described second heat exchange pipeline section is connected between described first heat exchange pipeline section and the air intake of described compressor.
Preferably, when described air-conditioner outdoor unit is in refrigeration mode, the refrigerant exit of oil eliminator described in described cross valve conducting and the first port of described condenser; The refrigerant that the venthole of described compressor flows out will be back to the air intake of compressor successively after oil eliminator, cross valve, condenser, the first expansion valve, the first container and low-pressure liquid storing tank; The lubricating oil of the venthole outflow of described compressor is back to the air intake of compressor successively after oil eliminator and the first heat exchange pipeline section.
Preferably, described refrigerant R-T unit comprise the second expansion valve, second container, for connecting the first external tapping and second external tapping at external boiler two ends respectively; The other two-port of described cross valve is connected with the import of described low-pressure liquid storing tank and the first external tapping respectively; First port of described second container is connected with the second port of described condenser, and the second port of described second container is connected with the first port of described second expansion valve, and the second port of described second expansion valve is connected with described second external tapping; Be provided with the 3rd heat exchange pipeline section in described second container, the second port of described first expansion valve is connected with the first port of described first container by described 3rd heat exchange pipeline section.
Preferably, described second heat exchange pipeline section and the 3rd heat exchange pipeline section are all in the shape of a spiral.
Preferably, when described air-conditioner outdoor unit is in refrigeration mode, the refrigerant exit of oil eliminator described in described cross valve conducting and the first port of described condenser, and the import of the first external tapping and described low-pressure liquid storing tank described in conducting; The refrigerant that the venthole of described compressor flows out will be divided into two-way, and a road is back to the air intake of compressor successively after oil eliminator, cross valve, condenser, the first expansion valve, the first container and low-pressure liquid storing tank; Another road is back to the air intake of compressor successively after oil eliminator, cross valve, condenser, second container, the second expansion valve, the second external tapping, the first external tapping, cross valve and low-pressure liquid storing tank; The lubricating oil of the venthole outflow of described compressor is back to the air intake of compressor successively after oil eliminator and the first heat exchange pipeline section and the second heat exchange pipeline section.
Preferably, when described air-conditioner outdoor unit is in heating mode, the refrigerant exit of oil eliminator described in described cross valve conducting and described first external tapping, and the import of the first port of condenser described in conducting and described low-pressure liquid storing tank; The refrigerant that the venthole of described compressor flows out will be back to the air intake of compressor successively after oil eliminator, cross valve, the first external tapping, the second external tapping, the second expansion valve, second container, condenser, cross valve and low-pressure liquid storing tank; The lubricating oil of the venthole outflow of described compressor is back to the air intake of compressor successively after oil eliminator and the first heat exchange pipeline section and the second heat exchange pipeline section.
The air-conditioning system that the present embodiment provides, described air-conditioning system comprises air-conditioner outdoor unit and has the indoor apparatus of air conditioner of evaporimeter, and described indoor apparatus of air conditioner and air-conditioner outdoor unit form the passage for refrigerant circulation, and described air-conditioner outdoor unit is above-mentioned air-conditioner outdoor unit.
Preferably, described indoor apparatus of air conditioner and air-conditioner outdoor unit one connect.
Air-conditioner outdoor unit provided by the utility model and air-conditioning system, be connected with the outlet of refrigerant R-T unit by the entrance of low-pressure liquid storing tank, then entered by the refrigerant having temperature lower in low-pressure liquid storing tank, then will keep lower temperature in low-pressure liquid storing tank.And the first heat exchanger tube section is positioned at low-pressure liquid storing tank, then the lubricating oil constantly entering the high temperature in the first heat exchange pipeline section can release heat constantly, thus reaches the effect of the temperature stably reducing lubricating oil.The high temperature grease reached compressor exports effectively is lowered the temperature, and avoids the phenomenon that the temperature rise of lubricating oil is too high.
Accompanying drawing explanation
Fig. 1 is originally be the module diagram of the utility model air-conditioning system;
Fig. 2 is the schematic diagram of the air-conditioning system shown in Fig. 1 when freezing;
Fig. 3 is the schematic diagram of the air-conditioning system shown in Fig. 1 when heating.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of air-conditioner outdoor unit 1 and adopts the air-conditioning system of this air-conditioner outdoor unit 1.In order to can the technical characteristic of clearer explanation air-conditioner outdoor unit 1 and the effect brought, the present embodiment describes in detail for an air-conditioning system with air-conditioner outdoor unit 1.
Please refer to Fig. 1, Fig. 1 is originally be the module diagram of the utility model air-conditioning system.
In the present embodiment, described air-conditioning system comprises air-conditioner outdoor unit 1 and has the indoor apparatus of air conditioner 2 of evaporimeter 21, and described indoor apparatus of air conditioner 2 and air-conditioner outdoor unit 1 form the passage for refrigerant circulation.Heat is transported to outdoor (room temperature lowering) by refrigerant circulation time between indoor apparatus of air conditioner 2 and air-conditioner outdoor unit 1 indoor, or heat is transported to indoor (indoor intensification) outdoor.
Wherein, the ideal process that refrigerant produces heat carrying refers to: the refrigerant becoming high pressure gaseous under the effect that refrigerant exports at compressor, the refrigerant of the high pressure gaseous refrigerant of warm high-pressure liquid in generation after heat release in external environment condition; Again the refrigerant of middle temperature high-pressure liquid carried out step-down process and produce the refrigerant of low-temp low-pressure gas-liquid mixed state, refrigerant is now the refrigerant of temperature lower than environment temperature; Absorbed heat in external environment condition by the refrigerant of low-temp low-pressure gas-liquid mixed state, warm low pressure refrigerant in generation, now refrigerant is lower than general environment temperature, is likely low-pressure gaseous refrigerant, does not also likely evaporate completely but low pressure gas liquid refrigerants again.
Described air-conditioner outdoor unit 1 comprise the refrigerant for exporting lubricating oil and high-pressure gaseous compressor 11, oil eliminator 12, the low-pressure liquid storing tank 13 being used for the described refrigerant after storing step-down for the refrigerant of lubricating oil and gaseous state is separated, be used for making described refrigerant carry heat and set up the refrigerant R-T unit 14 of refrigerant circulation with described evaporimeter 21.Refrigerant R-T unit 14 has expansion valve and heat exchanger usually, produces in indoor and outdoor effect of carrying out carrying heat to make refrigerant.
The venthole 111 of described compressor 11 is connected with the air intake 121 of described oil eliminator 12.The refrigerant exit 122 of described oil eliminator 12 is connected with the import 141 of described refrigerant R-T unit 14.The outlet 142 of described refrigerant R-T unit 14 is connected with the import 131 of described low-pressure liquid storing tank 13.The outlet 132 of described low-pressure liquid storing tank 13 is connected with the air intake 112 of compressor 11.Be provided with the first heat exchange pipeline section 133 in described low-pressure liquid storing tank 13, the lubricating oil outlet 123 of described oil eliminator 12 is connected with the air intake 112 of described compressor 11 by described first heat exchange pipeline section 133.
Incorporated by reference to referring to Fig. 2 and Fig. 3, when described air-conditioner outdoor unit 1 is in work, the venthole 111 from described compressor 11 flows out and will be back to the air intake 112 of compressor 11 successively after oil eliminator 12, refrigerant R-T unit 14 and low-pressure liquid storing tank 13 by described refrigerant; Venthole 111 from described compressor 11 flows out and after oil eliminator 12 and the first heat exchange pipeline section 133, is back to the air intake 112 of compressor 11 successively by described lubricating oil.
In order to solve the technical problem in above-mentioned background technology, the present embodiment is connected with the outlet 142 of refrigerant R-T unit 14 by the entrance of low-pressure liquid storing tank 13, then in low-pressure liquid storing tank 13, the refrigerant having temperature lower is entered, then will keep lower temperature in low-pressure liquid storing tank 13.And the first heat exchange pipeline section 133 is positioned at low-pressure liquid storing tank 13, then the lubricating oil constantly entering the high temperature in the first heat exchange pipeline section 133 can release heat constantly, thus reaches the effect of the temperature stably reducing lubricating oil.The high temperature grease reached compressor 11 exports effectively is lowered the temperature, and avoids the phenomenon that the temperature rise of lubricating oil is too high.
Preferably, described first heat exchange pipeline section 133 in the shape of a spiral.Thus make the first heat exchange pipeline section 133 longer at the development length of low-pressure liquid storing tank 13, improve the cooling distance of lubricating oil, make heat transfer effect better.
Preferably, described air-conditioner outdoor unit 1 also comprises the filter 15 for impurity in filtering lubricant oil, and described filter 15 is connected between described oil eliminator 12 and described first heat exchange pipeline section 133.Increasing this filter 15 can avoid lubricating oil band impurity to get back to compressor 11, thus reaches and avoid reducing compressor 11 operational paradigm.
Preferably, described refrigerant R-T unit 14 comprises cross valve 143 for commutating, for making the condenser 144 of refrigerant and extraneous heat exchange, for making the first expansion valve 145 of refrigerant step-down and the first container 146 for storing refrigerant.The two-port of described cross valve 143 is connected with the refrigerant exit 122 of described oil eliminator 12 and the first port 1441 of described condenser 144 respectively.Second port one 442 of described condenser 144 is connected with the first port 1451 of described first expansion valve 145.Second port one 452 of described first expansion valve 145 is connected with the first port 1461 of described first container 146.Second port one 462 of described first container 146 is connected with the import 131 of described low-pressure liquid storing tank 13.Be provided with the second heat exchange pipeline section 1463 in described first container 146, described second heat exchange pipeline section 1463 is connected between described first heat exchange pipeline section 133 and the air intake 112 of described compressor 11.
When described air-conditioner outdoor unit 1 is in refrigeration mode, the refrigerant exit 122 of oil eliminator 12 described in the conducting of described cross valve 143 and the first port 1441 of described condenser 144; The refrigerant that the venthole 111 of described compressor 11 flows out will be back to the air intake 112 of compressor 11 successively after oil eliminator 12, cross valve 143, condenser 144, first expansion valve 145, first container 146 and low-pressure liquid storing tank 13; The lubricating oil of venthole 111 outflow of described compressor 11 is back to the air intake 112 of compressor 11 successively after oil eliminator 12 and the first heat exchange pipeline section 133.
In the present embodiment, the second port one 442 of condenser 144 is connected with the first port 1461 of the first container 146 by the first expansion valve 145, then entered by the refrigerant constantly having temperature lower in the first container 146.And in the first container 146, being provided with the second heat exchange pipeline section 1463, then the second heat exchange pipeline section 1463 continues to be in the lower state of temperature.Then when the lubricating oil flowed out from the first heat exchange pipeline section 133 enters in the second heat exchange pipeline section 1463, lubricating oil can again release heat, thus reaches the effect of the temperature reducing lubricating oil.And because the refrigerant in the first container 146 is not by described evaporimeter 21, then in the first container 146, the temperature of refrigerant is lower than the temperature of refrigerant in low-pressure liquid storing tank 13, thus makes heat transfer effect better.
Preferably, described refrigerant R-T unit 14 comprise the second expansion valve 148, second container 149, for connecting first external tapping 1471 and second external tapping 1472 at external boiler 21 two ends respectively.The other two-port of described cross valve 143 is connected with the import 131 of described low-pressure liquid storing tank 13 and the first external tapping 1471 respectively.First port 1491 of described second container 149 is connected with the second port one 442 of described condenser 144.Second port one 492 of described second container 149 is connected with the first port 1481 of described second expansion valve 148.Second port one 482 of described second expansion valve 148 is connected with described second external tapping 1472.Be provided with the 3rd heat exchange pipeline section 1493 in described second container 149, the second port one 452 of described first expansion valve 145 is connected by first port 1461 of described 3rd heat exchange pipeline section 1493 with described first container 146.
When described air-conditioner outdoor unit 1 is in refrigeration mode, the refrigerant exit 122 of oil eliminator 12 described in the conducting of described cross valve 143 and the first port 1441 of described condenser 144, and the import 131 of the first external tapping 1471 and described low-pressure liquid storing tank 13 described in conducting; The refrigerant that the venthole 111 of described compressor 11 flows out will be divided into two-way, and a road is back to the air intake 112 of compressor 11 successively after oil eliminator 12, cross valve 143, condenser 144, first expansion valve 145, first container 146 and low-pressure liquid storing tank 13; Another road is back to the air intake 112 of compressor 11 successively after oil eliminator 12, cross valve 143, condenser 144, second container 149, second expansion valve 148, second external tapping 1472, first external tapping 1471, cross valve 143 and low-pressure liquid storing tank 13; The lubricating oil of venthole 111 outflow of described compressor 11 is back to the air intake 112 of compressor 11 successively after oil eliminator 12 and the first heat exchange pipeline section 133 and the second heat exchange pipeline section 1463.
The present embodiment, second port one 442 of described condenser 144 is connected by first port 1481 of described second container 149 with described second expansion valve 148, be provided with the 3rd heat exchange pipeline section 1493 in described second container 149, and the second port one 452 of described first expansion valve 145 is connected by first port 1461 of described 3rd heat exchange pipeline section 1493 with described first container 146.Thus make refrigerant before entering the second expansion valve 148 step-down, first with the refrigerant heat exchange after the first expansion valve 145 step-down is lowered the temperature be stored in second container 149, thus make refrigerant have lower temperature when entering the second expansion valve 148 step-down, make the cooling effect of evaporimeter 21 to indoor better.
When described air-conditioner outdoor unit 1 is in heating mode, refrigerant exit 122 and described first external tapping 1471 of oil eliminator 12 described in the conducting of described cross valve 143, and the import 131 of the first port 1441 of condenser 144 described in conducting and described low-pressure liquid storing tank 13; The refrigerant that the venthole 111 of described compressor 11 flows out will be back to the air intake 112 of compressor 11 successively after oil eliminator 12, cross valve 143, first external tapping 1471, second external tapping 1472, second expansion valve 148, second container 149, condenser 144, cross valve 143 and low-pressure liquid storing tank 13; The lubricating oil of venthole 111 outflow of described compressor 11 is back to the air intake 112 of compressor 11 successively after oil eliminator 12 and the first heat exchange pipeline section 133 and the second heat exchange pipeline section 1463.
Preferably, described second heat exchange pipeline section 1463 and the 3rd heat exchange pipeline section 1493 are all in the shape of a spiral.Thus make the development length of the second heat exchange pipeline section 1463 and the 3rd heat exchange pipeline section 1493 longer, improve cooling distance, make heat transfer effect better.
Describing in detail for SPLIT AIR-CONDITIONING SYSTEM in the present embodiment, certainly, in other embodiments, also can be that described indoor apparatus of air conditioner 2 and air-conditioner outdoor unit 1 one connect, i.e. unitary air-conditioning system.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. an air-conditioner outdoor unit, described air-conditioner outdoor unit comprise the refrigerant for exporting lubricating oil and high-pressure gaseous compressor, oil eliminator, the low-pressure liquid storing tank being used for the described refrigerant after storing step-down for the refrigerant of lubricating oil and gaseous state is separated, be used for making described refrigerant carry heat and set up the refrigerant R-T unit of refrigerant circulation with outside; Wherein, the venthole of described compressor is connected with the air intake of described oil eliminator, the refrigerant exit of described oil eliminator is connected with the import of described refrigerant R-T unit, the outlet of described refrigerant R-T unit is connected with the import of described low-pressure liquid storing tank, the outlet of described low-pressure liquid storing tank is connected with the air intake of compressor, it is characterized in that, be provided with the first heat exchange pipeline section in described low-pressure liquid storing tank, the lubricating oil outlet of described oil eliminator is connected with the air intake of described compressor by described first heat exchange pipeline section.
2. air-conditioner outdoor unit as claimed in claim 1, it is characterized in that, when described air-conditioner outdoor unit is in work, the venthole from described compressor flows out and will be back to the air intake of compressor successively after oil eliminator, refrigerant R-T unit and low-pressure liquid storing tank by described refrigerant; Venthole from described compressor flows out and after oil eliminator and the first heat exchange pipeline section, is back to the air intake of compressor successively by described lubricating oil.
3. air-conditioner outdoor unit as claimed in claim 2, it is characterized in that, described first heat exchange pipeline section in the shape of a spiral.
4. air-conditioner outdoor unit as claimed in claim 3, it is characterized in that, described air-conditioner outdoor unit also comprises the filter for impurity in filtering lubricant oil, and described filter is connected between described oil eliminator and described first heat exchange pipeline section.
5. air-conditioner outdoor unit as claimed in claim 1, it is characterized in that, described refrigerant R-T unit comprises cross valve for commutating, for making the condenser of refrigerant and extraneous heat exchange, for making the first expansion valve of refrigerant step-down, for storing the first container of refrigerant; The two-port of described cross valve is connected with the refrigerant exit of described oil eliminator and the first port of described condenser respectively; Second port of described condenser is connected with the first port of described first expansion valve, and the second port of described first expansion valve is connected with the first port of described first container, and the second port of described first container is connected with the import of described low-pressure liquid storing tank; Be provided with the second heat exchange pipeline section in described first container, described second heat exchange pipeline section is connected between described first heat exchange pipeline section and the air intake of described compressor.
6. air-conditioner outdoor unit as claimed in claim 5, is characterized in that, when described air-conditioner outdoor unit is in refrigeration mode, and the refrigerant exit of oil eliminator described in described cross valve conducting and the first port of described condenser; The refrigerant that the venthole of described compressor flows out will be back to the air intake of compressor successively after oil eliminator, cross valve, condenser, the first expansion valve, the first container and low-pressure liquid storing tank; The lubricating oil of the venthole outflow of described compressor is back to the air intake of compressor successively after oil eliminator and the first heat exchange pipeline section.
7. air-conditioner outdoor unit as claimed in claim 5, is characterized in that, described refrigerant R-T unit comprise the second expansion valve, second container, for connecting the first external tapping and second external tapping at external boiler two ends respectively; The other two-port of described cross valve is connected with the import of described low-pressure liquid storing tank and the first external tapping respectively; First port of described second container is connected with the second port of described condenser, and the second port of described second container is connected with the first port of described second expansion valve, and the second port of described second expansion valve is connected with described second external tapping; Be provided with the 3rd heat exchange pipeline section in described second container, the second port of described first expansion valve is connected with the first port of described first container by described 3rd heat exchange pipeline section.
8. air-conditioner outdoor unit as claimed in claim 7, it is characterized in that, described second heat exchange pipeline section and the 3rd heat exchange pipeline section are all in the shape of a spiral.
9. air-conditioner outdoor unit as claimed in claim 7, it is characterized in that, when described air-conditioner outdoor unit is in refrigeration mode, the refrigerant exit of oil eliminator described in described cross valve conducting and the first port of described condenser, and the import of the first external tapping and described low-pressure liquid storing tank described in conducting; The refrigerant that the venthole of described compressor flows out will be divided into two-way, and a road is back to the air intake of compressor successively after oil eliminator, cross valve, condenser, the first expansion valve, the first container and low-pressure liquid storing tank; Another road is back to the air intake of compressor successively after oil eliminator, cross valve, condenser, second container, the second expansion valve, the second external tapping, the first external tapping, cross valve and low-pressure liquid storing tank; The lubricating oil of the venthole outflow of described compressor is back to the air intake of compressor successively after oil eliminator and the first heat exchange pipeline section and the second heat exchange pipeline section.
10. air-conditioner outdoor unit as claimed in claim 7, it is characterized in that, when described air-conditioner outdoor unit is in heating mode, the refrigerant exit of oil eliminator described in described cross valve conducting and described first external tapping, and the import of the first port of condenser described in conducting and described low-pressure liquid storing tank; The refrigerant that the venthole of described compressor flows out will be back to the air intake of compressor successively after oil eliminator, cross valve, the first external tapping, the second external tapping, the second expansion valve, second container, condenser, cross valve and low-pressure liquid storing tank; The lubricating oil of the venthole outflow of described compressor is back to the air intake of compressor successively after oil eliminator and the first heat exchange pipeline section and the second heat exchange pipeline section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420867569.3U CN204438359U (en) | 2014-12-30 | 2014-12-30 | Air-conditioner outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420867569.3U CN204438359U (en) | 2014-12-30 | 2014-12-30 | Air-conditioner outdoor unit |
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| Publication Number | Publication Date |
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| CN204438359U true CN204438359U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420867569.3U Expired - Fee Related CN204438359U (en) | 2014-12-30 | 2014-12-30 | Air-conditioner outdoor unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373651A (en) * | 2018-11-13 | 2019-02-22 | 珠海格力电器股份有限公司 | Refrigerant purification device and air conditioning system |
| CN111791178A (en) * | 2020-07-20 | 2020-10-20 | 珠海格力智能装备有限公司 | Auxiliary mounting device |
-
2014
- 2014-12-30 CN CN201420867569.3U patent/CN204438359U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373651A (en) * | 2018-11-13 | 2019-02-22 | 珠海格力电器股份有限公司 | Refrigerant purification device and air conditioning system |
| CN109373651B (en) * | 2018-11-13 | 2024-09-06 | 珠海格力电器股份有限公司 | Refrigerant purifying device and air conditioning system |
| CN111791178A (en) * | 2020-07-20 | 2020-10-20 | 珠海格力智能装备有限公司 | Auxiliary mounting device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190110 Address after: 528400 West 59 Nantou Avenue, Nantou Town, Zhongshan City, Guangdong Province (1st floor, 2nd floor) Patentee after: GUANGDONG TCL SMART HVAC EQUIPMENT Co.,Ltd. Address before: 528427 Nantou Avenue, Nantou Town, Zhongshan City, Guangdong Province Patentee before: TCL AIR CONDITIONER (ZHONGSHAN) Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 |
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| CF01 | Termination of patent right due to non-payment of annual fee |