CN203550268U - Air conditioner - Google Patents
Air conditioner Download PDFInfo
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- CN203550268U CN203550268U CN201320588331.2U CN201320588331U CN203550268U CN 203550268 U CN203550268 U CN 203550268U CN 201320588331 U CN201320588331 U CN 201320588331U CN 203550268 U CN203550268 U CN 203550268U
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- air
- refrigerant
- conditioner
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Abstract
The utility model discloses an air conditioner. A throttling device, a secondary refrigerant filling and a solenoid valve which are in sequential connection are connected between an outdoor heat exchanger unit and an indoor evaporator of the air conditioner. The throttling device and the solenoid valve are opened when the air conditioner is on, and the secondary refrigerant filling is used for pre-storing part of refrigerants through the closing of the solenoid valve and later a compressor unit when a cooling mode turns off. Due to the fact that part of the refrigerant is pre-stored in the secondary refrigerant filling when the cooling of the air conditioner turns off, and heat exchanger of the indoor evaporator is realized via the solenoid valve when the air conditioner in the cooling mode turns on next time, indoor temperature drops rapidly, and thus, cooling speed of the air conditioner is improved.
Description
Technical field
The utility model relates to air-conditioning technical field, is specifically related to a kind of air-conditioner.
Background technology
Along with improving constantly of people's quality of life, people require also more and more higher to environmental amenity, be not only to rest on traditional refrigerating function, and the refrigeration of air-conditioner is had higher requirement to the expectation of air-conditioner.The refrigerating speed of existing air-conditioner is slow, the just blowing cold air of starting shooting for a long time, and this has had a strong impact on the comfort level in room and user's experience impression.
Utility model content
The purpose of this utility model is to provide a kind of air-conditioner, is intended to improve the refrigerating speed of air-conditioner.
In order to realize the purpose of this utility model, the utility model provides a kind of air-conditioner, comprises compressor unit, outdoor heat exchange unit and indoor heat exchange unit, and described indoor heat exchange unit has indoor evaporator.Between outdoor heat exchange unit and indoor evaporator, be connected with the throttling arrangement connecting successively, auxiliary refrigerant filling and magnetic valve.Described throttling arrangement and magnetic valve are opened when air-conditioner is started shooting.Described auxiliary refrigerant fill with for when refrigeration mode shuts down by first shut electromagnetic valve and then close compressor unit with pre-stored a part of refrigerant.
Preferably, when heating mode shuts down, described compressor unit and magnetic valve are closed simultaneously.
Preferably, described air-conditioning after close compressor unit and magnetic valve indoor fan still in running status scheduled time T3.
Because the utility model air-conditioner is filled with to store in advance a part of refrigerant when refrigeration mode shuts down by auxiliary refrigerant, to be introduced in advance indoor evaporator heat exchange through magnetic valve when start is at refrigeration mode next time at air-conditioner, this makes auxiliary refrigerant fill with the interior refrigerant energy fast repairing storing and is charged to indoor evaporator so that the temperature fast reducing of indoor evaporator, thereby make indoor temperature fast-descending, therefore improved the refrigerating speed of air-conditioner.
In order to realize the purpose of this utility model, the utility model also provides a kind of air-conditioner, comprise compressor unit, outdoor heat exchange unit, indoor heat exchange unit, indoor heat exchange unit has indoor evaporator, it is characterized in that, between outdoor heat exchange unit and indoor evaporator, be connected with throttling arrangement and fill with and magnetic valve with the auxiliary refrigerant being connected successively of throttling arrangement parallel connection, described throttling arrangement is opened when air-conditioner is started shooting, described magnetic valve opens and cuts out after scheduled time t1 when air-conditioner is started shooting, auxiliary refrigerant be filled in air-conditioner when refrigeration mode shuts down by close compressor unit after first closing throttling arrangement with pre-stored a part of refrigerant.
Preferably, at heating mode, described throttling arrangement is in open mode, and described magnetic valve is in closed condition; When heating mode shuts down, described compressor unit and throttling arrangement are simultaneously in closed condition.
Because the utility model air-conditioner is when the refrigeration mode, refrigerant in outdoor heat exchange unit enters indoor evaporator and room air heat exchange through throttling arrangement, refrigerant in auxiliary refrigerant filling is charged to indoor evaporator and room air heat exchange by magnetic valve fast repairing simultaneously, thereby increased the cold medium flux that enters indoor evaporator, this makes indoor temperature fast-descending, has therefore improved the refrigerating speed of air-conditioner.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model the first embodiment air-conditioner;
Fig. 2 is the flow chart of the control method of the utility model the first embodiment air-conditioner;
When being the utility model the first embodiment air-conditioner shutdown, Fig. 3 fills with at auxiliary refrigerant the flow chart that stores a part of refrigerant;
Fig. 4 is the structural representation of the utility model the second embodiment air-conditioner;
Fig. 5 is the flow chart of the control method of the utility model the second embodiment air-conditioner.
Realization, functional characteristics and the advantage of the utility model object, in connection with embodiment, are described further with reference to accompanying drawing.
The specific embodiment
Should be appreciated that specific embodiment described herein is 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, consult Fig. 1, it has disclosed the first embodiment of the utility model air-conditioner, and in the present embodiment, this air-conditioner comprises compressor unit 10, outdoor heat exchange unit 20, indoor heat exchange unit 30, cross valve 40 and refrigerant collector unit 50.
Outdoor heat exchange unit 20 carries out heat exchange for refrigerant and outdoor air, thereby to outdoor air release heat or absorb heat from outdoor air when heating state, this outdoor heat exchange unit 20 has the first outer machine port 21 and the second outer machine port 22 when refrigerating state.
Indoor heat exchange unit 30 has indoor evaporator 31 and indoor fan 32.Indoor evaporator 31 for room air carry out heat exchange with when the refrigerating state from room air absorb heat or when heating state to room air release heat, this indoor evaporator 31 has the first interior machine port 33 and the second interior machine port 34.Indoor fan 32 is accelerated the heat exchange of indoor evaporator 31 and room air by room air being blowed to indoor evaporator 31.
When air-conditioner is started shooting in refrigeration mode, open throttling arrangement 52 and magnetic valve 53 so that the refrigerant that auxiliary refrigerant is filled with in 51 enters indoor evaporator 31 and room air heat exchange; Through the corresponding port of cross valve 40, enter compressor unit 10 with the refrigerant after room air heat exchange, refrigerant is through the compression of compressor unit 10 and become the refrigerant of HTHP; The refrigerant of HTHP enters outdoor heat exchange unit 20 through the corresponding port of cross valve 40 to carry out condensing cooling and becomes refrigerant warm in high pressure; In high pressure, the refrigerant of temperature becomes the refrigerant of low-temp low-pressure again through throttling arrangement 52; The refrigerant of low-temp low-pressure enters indoor evaporator 31 and room air heat exchange by auxiliary refrigerant filling 51, magnetic valve 53 more successively; Then refrigerant enters compressor unit 10 again and completes a kind of refrigeration cycle.When shutdown, first shut electromagnetic valve 53 and after the scheduled time T1 close compressor unit 10 again, thereby fill with in 51 and store in advance a part of refrigerant at auxiliary refrigerant, with the refrigerant that auxiliary refrigerant is filled with in 51 in air-conditioner when start next time, through magnetic valve 53, be introduced in advance indoor evaporator 31 heat exchange, thereby improve the refrigerating speed of air-conditioner.
When air-conditioner is started shooting in heating mode, open throttling arrangement 52 and magnetic valve 53, from the refrigerant of compressor unit 10 HTHP out, through the corresponding port of cross valve 40, enter the refrigerant that indoor evaporator 31 is carried out condensing cooling and become temperature high pressure; In high pressure, the refrigerant of temperature becomes the refrigerant of low-temp low-pressure by magnetic valve 53, auxiliary refrigerant filling 51, throttling arrangement 52; The refrigerant of low-temp low-pressure enters outdoor heat exchange unit 20 and outdoor air heat exchange; Then refrigerant returns compressor unit 10 and completes one through the corresponding port of cross valve 40 and heats circulation.When shutdown, first close compressor unit 10 and shut electromagnetic valve 53 mix with outdoor refrigerant with the refrigerant in blocking-up indoor evaporator 31, after making indoor fan 32 still move scheduled time T2, close again so that the refrigerant in indoor evaporator 31 still carries out heat exchange with room air, so that the waste heat of indoor evaporator 31 interior refrigerants is taken to indoor by indoor fan 32 and is utilized effectively simultaneously.
Due to, the present embodiment air-conditioner is filled with in 51 and is stored in advance a part of refrigerant by auxiliary refrigerant when refrigeration mode shuts down, to make auxiliary refrigerant fill with 51 interior refrigerants in air-conditioner when start next time, through magnetic valve 53, enter indoor evaporator 31 heat exchange, this makes auxiliary refrigerant fill with the refrigerant fast repairing storing in 51 and is charged to indoor evaporator 31 so that the temperature fast reducing of indoor evaporator 31, thereby make indoor temperature fast-descending, therefore improved the refrigerating speed of air-conditioner.In addition air-conditioner is when heating mode shuts down, by first close compressor unit 10 and magnetic valve 53, with the refrigerant in blocking-up indoor evaporator 31, mix with outdoor refrigerant, then close chamber's inner blower 32 is so that the waste heat of indoor evaporator 31 interior refrigerants is taken to indoor by indoor fan 32, this is avoided the loss of the interior refrigerant heat of indoor evaporator 31, has effectively utilized waste heat.
Refer to Fig. 2, correspondingly, the control method that it has disclosed the utility model the first embodiment air-conditioner, comprising:
S110, air-conditioner is opened throttling arrangement 52 and magnetic valve 53 receiving after starting-up signal;
S120, at refrigeration mode air-conditioner, receive after off signal, first shut electromagnetic valve 53 and after scheduled time T1 again close compressor unit 10 to fill with 51 at auxiliary refrigerant, store a part of refrigerant, for be introduced in advance indoor evaporator 31 heat exchange through magnetic valve 53 when air-conditioner is started shooting at refrigeration mode next time; And
S130, air-conditioner receives after off signal at heating mode, close compressor unit 10 and magnetic valve 53 mix with outdoor refrigerant with the refrigerant in blocking-up indoor evaporator 31 simultaneously.
Refer to Fig. 3, in step S120, in order to make filling with 51 at auxiliary refrigerant, to store the temperature of refrigerants unlikely too high, with make when air-conditioner start next time auxiliary refrigerant fill with refrigerant in 51 enter indoor evaporator 31 after heat exchange faster and improve heat exchange efficiency, this step S120 is specially:
S121, receives after off signal at refrigeration mode air-conditioner, and air-conditioner detects delivery temperature and delivery temperature and predetermined value are compared;
S122, when delivery temperature is not more than predetermined value, first shut electromagnetic valve 53 and after scheduled time T1 again close compressor unit 10 to fill with 51 at auxiliary refrigerant, store a part of refrigerant, for be introduced in advance indoor evaporator 31 heat exchange through magnetic valve 53 when air-conditioner is started shooting at refrigeration mode next time;
S123, when delivery temperature is greater than predetermined value, reduces the running frequency of compressor unit 10 to reduce delivery temperature, then performs step S121; Certainly, the degree that also can depart from predetermined value according to delivery temperature makes compressor unit 10 reduce different running frequencies, and detect delivery temperature, when delivery temperature is not more than predetermined value, more first shut electromagnetic valve 53 and after the scheduled time T2 close compressor unit 10 to fill with 51 at auxiliary refrigerant, store a part of refrigerant.
In step S130, for improving the waste heat of indoor evaporator 31 interior refrigerants and the heat exchange efficiency of room air, after close compressor unit 10 and magnetic valve 53, still make indoor fan 32 move scheduled time T3.
Because the control method of the present embodiment air-conditioner is filled with a part of refrigerant of 51 interior storage at auxiliary refrigerant in advance when refrigeration mode shuts down, to be introduced in advance indoor evaporator 31 heat exchange through magnetic valve 53 when start is at refrigeration mode next time at air-conditioner, this refrigerant energy fast repairing that makes auxiliary refrigerant fill with 51 interior storages is charged to indoor evaporator 31 so that the temperature fast reducing of indoor evaporator 31, thereby make indoor temperature fast-descending, therefore improved the refrigerating speed of air-conditioner.During this external heating mode shutdown, by first close compressor unit 10 and magnetic valve 53, with the refrigerant in blocking-up indoor evaporator 31, mix with outdoor refrigerant, so that the waste heat of indoor evaporator 31 interior refrigerants is still released to indoor, this is avoided the loss of the interior refrigerant heat of indoor evaporator 31, has effectively utilized waste heat.
Refer to Fig. 4, it has disclosed the second embodiment of the utility model air-conditioner, the air-conditioner of the present embodiment is similar to the air-conditioner of the first embodiment, and its difference is: throttling arrangement 52 is connected between the second outer machine port 22 of outdoor heat exchange unit 20 and the second interior machine port 34 of indoor evaporator 31; Auxiliary refrigerant is filled with 51 and is connected between the second outer machine port 22 and magnetic valve 53 of outdoor heat exchange unit 20, and magnetic valve 53 is also connected with the second interior machine port 34 of indoor evaporator 31.
When air-conditioner is started shooting in refrigeration mode, open throttling arrangement 52 and magnetic valve 53, refrigerant in outdoor heat exchange unit 20 enters indoor evaporator 31 and room air heat exchange through throttling arrangement 52, and the refrigerant that auxiliary refrigerant is filled with in 51 is simultaneously charged to indoor evaporator 31 and room air heat exchange by magnetic valve 53 fast repairings; Refrigerant enters compressor unit 10 through the corresponding port of cross valve 40 after indoor evaporator 31 and room air heat exchange, and refrigerant compresses through compressor unit 10 and becomes the refrigerant of HTHP; The refrigerant of HTHP enters through the corresponding port of cross valve 40 refrigerant that carries out condensing cooling in outdoor heat exchange unit 20 and become temperature in high pressure; The refrigerant that in high pressure, the refrigerant of temperature becomes low-temp low-pressure through throttling arrangement 52 again enter indoor evaporator 31 and with room air heat exchange; In air-conditioner start, in refrigeration mode, move after scheduled time t1, shut electromagnetic valve 53, thus air-conditioner is moved at existing refrigeration modes.When shutdown, first close throttling arrangement 52 and close compressor unit 10 again after scheduled time t2, thereby compressor unit 10 makes a part of refrigerant enter auxiliary refrigerant through outdoor heat exchange unit 20 and fills with 51, with the refrigerant that auxiliary refrigerant is filled with in 51 in air-conditioner when start next time, through magnetic valve 53, enter indoor evaporator 31, thereby increase the cold medium flux that enters indoor evaporator 31 to improve the refrigerating speed of air-conditioner.
When air-conditioner is started shooting in heating mode, open throttling arrangement 52 and make magnetic valve 53 in closed condition, from the refrigerant of compressor unit 10 HTHP out, through the corresponding port of cross valve 40, enter the refrigerant that carries out condensing cooling in indoor evaporator 31 and become temperature high pressure; In high pressure, the refrigerant of temperature becomes the refrigerant of low-temp low-pressure by throttling arrangement 52; The refrigerant of low-temp low-pressure enters outdoor heat exchange unit 20 and outdoor air heat exchange; Then refrigerant returns compressor unit 10 and completes one through the corresponding port of cross valve 40 and heats circulation.When shutdown, simultaneously close compressor unit 10 and throttling arrangement 52 mix with outdoor refrigerant with the refrigerant in blocking-up indoor evaporator 31, close so that the refrigerant in indoor evaporator 31 still carries out heat exchange with room air after making indoor fan 32 still move scheduled time t3 simultaneously.
Because the present embodiment air-conditioner is when the refrigeration mode, refrigerant in outdoor heat exchange unit 20 enters indoor evaporator 31 and room air heat exchange through throttling arrangement 52, the refrigerant that auxiliary refrigerant is filled with in 51 is simultaneously charged to indoor evaporator 31 and room air heat exchange by magnetic valve 53 fast repairings, thereby increased the cold medium flux that enters indoor evaporator 31, this makes indoor temperature fast-descending, has therefore improved the refrigerating speed of air-conditioner.During this external heating mode shutdown, by first close compressor unit 10 and throttling arrangement 52, with the refrigerant in blocking-up indoor evaporator 31, mix with outdoor refrigerant, then close chamber's inner blower 32 is so that the waste heat of indoor evaporator 31 interior refrigerants is taken to indoor by indoor fan 32, this is avoided the loss of the interior refrigerant heat of indoor evaporator 31, has effectively utilized waste heat.
Refer to Fig. 5, correspondingly, the control method that it has disclosed the utility model the second embodiment air-conditioner, comprising:
S210, air-conditioner detects the operational mode of air-conditioner while starting shooting;
S220, when refrigeration mode, opens throttling arrangement 52 and magnetic valve 53, and after the air-conditioner operation scheduled time t1 shut electromagnetic valve 53;
S230, at refrigeration mode air-conditioner, receive after off signal, first close throttling arrangement 52 and after scheduled time t2 again close compressor unit 10 to fill with 51 at auxiliary refrigerant, store a part of refrigerant, through magnetic valve 53, enter indoor evaporator 31 heat exchange to increase the cold medium flux that enters indoor evaporator 31 when next time, start was at refrigeration mode at air-conditioner;
S240, when heating mode, opens throttling arrangement 52 and makes magnetic valve 53 in closed condition;
S250, air-conditioner receives after off signal at heating mode, close compressor unit 10 and throttling arrangement 52 are to block mixing of indoor refrigerant and outdoor refrigerant simultaneously.
In step S250, for improving the waste heat of refrigerant and the heat exchange efficiency of room air in indoor evaporator 31, after close compressor unit 10 and magnetic valve 53, still make indoor fan 32 move scheduled time t3.
Because the control method of the present embodiment air-conditioner is when the refrigeration mode, refrigerant in outdoor heat exchange unit 20 enters indoor evaporator 31 and room air heat exchange through throttling arrangement 52, the refrigerant that auxiliary refrigerant is filled with in 51 is simultaneously charged to indoor evaporator 31 and room air heat exchange by magnetic valve 53 fast repairings, thereby increased the cold medium flux entering in indoor evaporator 31, this can make indoor temperature fast-descending, has therefore improved the refrigerating speed of air-conditioner.During this external heating mode shutdown, by first close compressor unit 10 and throttling arrangement 52, with the refrigerant in blocking-up indoor evaporator 31, mix with outdoor refrigerant, so that the waste heat of indoor evaporator 31 interior refrigerants is still released to indoor, this is avoided the loss of the interior refrigerant heat of indoor evaporator 31, has effectively utilized waste heat.
These are only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model description and accompanying drawing content to do; 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 (5)
1. an air-conditioner, comprise compressor unit, outdoor heat exchange unit and indoor heat exchange unit, described indoor heat exchange unit has indoor evaporator, it is characterized in that, between outdoor heat exchange unit and indoor evaporator, be connected with the throttling arrangement connecting successively, auxiliary refrigerant filling and magnetic valve, described throttling arrangement and magnetic valve are opened when air-conditioner is started shooting, described auxiliary refrigerant fill with for when refrigeration mode shuts down by first shut electromagnetic valve and then close compressor unit with pre-stored a part of refrigerant.
2. air-conditioner as claimed in claim 1, is characterized in that, when heating mode shuts down, described compressor unit and magnetic valve are closed simultaneously.
3. air-conditioner as claimed in claim 2, is characterized in that, described air-conditioning after close compressor unit and magnetic valve indoor fan still in running status scheduled time T3.
4. an air-conditioner, comprise compressor unit, outdoor heat exchange unit, indoor heat exchange unit, indoor heat exchange unit has indoor evaporator, it is characterized in that, between outdoor heat exchange unit and indoor evaporator, be connected with throttling arrangement and fill with and magnetic valve with the auxiliary refrigerant being connected successively of throttling arrangement parallel connection, described throttling arrangement is opened when air-conditioner is started shooting, described magnetic valve opens and cuts out after scheduled time t1 when air-conditioner is started shooting, auxiliary refrigerant be filled in air-conditioner when refrigeration mode shuts down by close compressor unit after first closing throttling arrangement with pre-stored a part of refrigerant.
5. air-conditioner as claimed in claim 4, is characterized in that, at heating mode, described throttling arrangement is in open mode, and described magnetic valve is in closed condition; When heating mode shuts down, described compressor unit and throttling arrangement are closed simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588331.2U CN203550268U (en) | 2013-09-23 | 2013-09-23 | Air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320588331.2U CN203550268U (en) | 2013-09-23 | 2013-09-23 | Air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN203550268U true CN203550268U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320588331.2U Expired - Fee Related CN203550268U (en) | 2013-09-23 | 2013-09-23 | Air conditioner |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499158A (en) * | 2013-09-23 | 2014-01-08 | 广东美的制冷设备有限公司 | Air conditioner and control method thereof |
| CN107264222A (en) * | 2017-06-08 | 2017-10-20 | 珠海格力电器股份有限公司 | Control method and device of air conditioning system and air conditioning system |
| CN110542227A (en) * | 2019-09-12 | 2019-12-06 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN110542233A (en) * | 2019-09-12 | 2019-12-06 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN110542235A (en) * | 2019-09-12 | 2019-12-06 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
-
2013
- 2013-09-23 CN CN201320588331.2U patent/CN203550268U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499158A (en) * | 2013-09-23 | 2014-01-08 | 广东美的制冷设备有限公司 | Air conditioner and control method thereof |
| CN103499158B (en) * | 2013-09-23 | 2016-03-30 | 广东美的制冷设备有限公司 | A kind of air-conditioner and control method thereof |
| CN107264222A (en) * | 2017-06-08 | 2017-10-20 | 珠海格力电器股份有限公司 | Control method and device of air conditioning system and air conditioning system |
| CN107264222B (en) * | 2017-06-08 | 2019-06-07 | 珠海格力电器股份有限公司 | Control method and device of air conditioning system and air conditioning system |
| CN110542227A (en) * | 2019-09-12 | 2019-12-06 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN110542233A (en) * | 2019-09-12 | 2019-12-06 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN110542235A (en) * | 2019-09-12 | 2019-12-06 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN110542235B (en) * | 2019-09-12 | 2021-03-02 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN110542233B (en) * | 2019-09-12 | 2022-02-15 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
| CN110542227B (en) * | 2019-09-12 | 2022-05-10 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer-readable storage medium |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 |
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| CF01 | Termination of patent right due to non-payment of annual fee |