CN206235054U - A kind of multi-functional multi-connected air conditioning system of three control - Google Patents

A kind of multi-functional multi-connected air conditioning system of three control Download PDF

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Publication number
CN206235054U
CN206235054U CN201621109751.8U CN201621109751U CN206235054U CN 206235054 U CN206235054 U CN 206235054U CN 201621109751 U CN201621109751 U CN 201621109751U CN 206235054 U CN206235054 U CN 206235054U
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China
Prior art keywords
evaporator
computer room
indoor
compressor
conditioning system
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Withdrawn - After Issue
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CN201621109751.8U
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Chinese (zh)
Inventor
王飞
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Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
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Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
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Priority to CN201621109751.8U priority Critical patent/CN206235054U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Compression-Type Refrigeration Machines With Reversible Cycles (AREA)

Abstract

The utility model belongs to air-conditioning technical field, discloses a kind of multi-functional multi-connected air conditioning system of three control, and system includes:Compressor, condenser, computer room evaporator, indoor evaporator, indoor evaporator, the first end of condenser by two branch roads respectively with suction port of compressor, outlet, the first end of computer room evaporator is connected with the entrance of compressor, and the first end of computer room evaporator is provided with second throttling device;Indoor evaporator, the second end of computer room evaporator are equipped with first throttle device, and indoor evaporator, computer room evaporator, the second end of condenser are interconnected.The utility model is coupled by by multi-connected machine with air conditioner in machine room, and the two can work independently, and can be dissolved the problems such as operation of multi-connected machine Smaller load, lubrication, oil return, frosting defrosting, start and stop, is reclaimed computer room waste heat, save space, is reduced equipment cost;Second throttling device makes computer room evaporator have different evaporating temperatures from indoor evaporator, it is ensured that the refrigeration of computer room evaporator.

Description

A kind of multi-functional multi-connected air conditioning system of three control
Technical field
The utility model is related to air-conditioning technical field, more particularly to a kind of multi-functional multi-connected air conditioning system of three control.
Background technology
With information industry digital Construction and the intelligentized fast development of household electrical appliances, computer room, the quantity of base station increase rapidly Plus, because data center's sensible heat load is big, building enclosure closing, so computer room, the air-conditioning system of base station need whole day throughout the year Wait refrigeration;And room air conditioning system is then mainly used in winter heating and cooling in summer, computer room, the energy consumption of base station air conditioner are accounted for according to statistics More than the 40% of its total energy consumption;Due to being used for the operation of the air-conditioning system and room air conditioning system of radiating in existing computer room, base station Process is relatively independent;Low temperature season, room air conditioning system is waited to be mostly in and heat working condition in the winter time, computer room is still in cooling Refrigerating state, it is impossible to accomplish computer room waste heat recovery, while two systems cost is more expensive, while room air conditioner also to there is compressor low Frequency operation, cold-starting, lubrication, energy adjustment etc. use integrity problem, while room air conditioner also has frosting, defrosting asking Topic, is unfavorable for the market competition of product.
Utility model content
(1) technical problem to be solved
The technical problems to be solved in the utility model is:Individually set with air conditioner in machine room to solve existing indoor combined air conditioners Put, it is impossible to reclaim computer room waste heat, room conditioning and there is compressor low-frequency operation, cold-starting, lubrication, energy adjustment etc. and use Problem.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model provides a kind of multi-functional multi-connected air conditioning system of three control, Including:Compressor, condenser, the computer room evaporator that lasting refrigeration is carried out for the equipment to computer room or base station and at least It is individual for indoor refrigeration or the indoor evaporator for heating, the indoor evaporator, the first end of condenser are carried by two The branch road of valve entrance, outlet respectively with the compressor, first end and the compressor of the computer room evaporator Entrance connection, the first end of the computer room evaporator is provided with second throttling device;The indoor evaporator, computer room evaporator Second end is equipped with first throttle device, and the indoor evaporator, computer room evaporator, the second end of condenser are interconnected.
Wherein, the aperture of the second throttling device can adjust.
Wherein, the second end of the computer room evaporator is provided with the first throttle device.
Wherein, the first end of the computer room evaporator or the second end are provided with valve.
Wherein, the second end of the condenser is provided with the first throttle device.
Wherein, the valve is magnetic valve.
Wherein, the entrance pipe of the compressor is provided with gas-liquid separator.
(3) beneficial effect
Above-mentioned technical proposal has the following advantages that:The utility model one kind multi-functional multi-connected air conditioning system of three control, leads to Crossing will be coupled together for indoor refrigeration or the multi-connected air conditioning system for heating with the refrigerated air-conditioning system of computer room or base station, real The heat recovery at computer room evaporator is showed, it is to avoid frosting defrosting problem;Save space and equipment, equipment cost are greatly reduced; The lasting refrigeration of computer room or base station can be realized, the working condition of each indoor evaporator, each indoor evaporation can be at any time adjusted again The function such as device can be realized heating, freezed, part refrigerating part is heated, meets the demand of different user;Computer room evaporator is at any time It is in running order, the problems such as not existing cold-starting when indoor evaporator is opened, lubricate, it also avoid compressor low-frequency operation Problem;The setting of second throttling device so that pipeline where computer room evaporator has different pressures from indoor evaporator pipeline Power and evaporating temperature, it is ensured that the refrigeration of computer room evaporator.
Brief description of the drawings
Fig. 1 is the structural representation of the multi-functional multi-connected air conditioning system of three control described in the utility model;
Fig. 2 is the fundamental diagram that air-conditioning system described in the utility model is in all refrigerating states;
Fig. 3 is the fundamental diagram that air-conditioning system described in the utility model is in main body refrigerating state;
Fig. 4 is the fundamental diagram that air-conditioning system described in the utility model heats state in main body;
Fig. 5 is the fundamental diagram that air-conditioning system described in the utility model is in total heat recovery state.
Wherein, 1, compressor;2nd, condenser;3rd, first throttle device;4th, indoor evaporator;5th, computer room evaporator;6th, Two throttling arrangements;7th, magnetic valve;8th, gas-liquid separator.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is used to illustrate the utility model, but is not limited to scope of the present utility model.
, it is necessary to explanation, unless otherwise indicated, " multiple " is meant that two or two in description of the present utility model More than individual;Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the instruction such as " afterbody " Orientation or position relationship are, based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplification Description, must be with specific orientation, with specific azimuth configuration and behaviour rather than the device or element for indicating or imply meaning Make, therefore it is not intended that to limitation of the present utility model.Additionally, term " first ", " second ", " the 3rd " etc. are only used for description Purpose, and it is not intended that indicating or implying relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " peace Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection;Can mechanically connect, or electrically connect;Can be joined directly together, it is also possible to be indirectly connected to by intermediary. For the ordinary skill in the art, visual concrete condition understands above-mentioned term specifically containing in the utility model Justice.
Embodiment one:
As shown in figure 1, the present embodiment discloses a kind of multi-functional multi-connected air conditioning system of three control, the system is by interior Air-conditioning is coupled with air conditioner in machine room, constitutes multi-joint structure, including:Compressor 1, condenser 2, enter for the equipment to computer room or base station The computer room evaporator 5 and at least one of the lasting refrigeration of row is used for indoor refrigeration or the indoor evaporator 4 for heating, the interior Entrance, the outlet company of evaporator 4, the first end of condenser 2 by the valvular branch road of two bands respectively with the compressor 1 Logical, the first end of the computer room evaporator 5 is connected with the entrance of the compressor 1, and the first end of the computer room evaporator 5 is provided with Second throttling device 6;The indoor evaporator 4, the second end of computer room evaporator 5 are equipped with first throttle device 3, the interior Evaporator 4, computer room evaporator 5, the second end of condenser 2 are interconnected.
The utility model is by for indoor refrigeration or the multi-connected air conditioning system for heating and computer room or the refrigeration air-conditioner of base station System is coupled together, save space and equipment, and cost is greatly reduced;The lasting refrigeration of computer room or base station can be realized, again may be used To adjust the working condition of each indoor evaporator 4 at any time, each indoor evaporator 4 can be realized heating, freezed, part refrigerating part The function such as heat, meet the demand of different user;Such as when room temperature is relatively low, when interior needs to heat, all indoor sets are used Heating mode, condenser 2 can according to circumstances be freezed or be heated;Under heating mode, when indoor heat demand and computer room When refrigeration requirement reaches balance, condenser 2 can be closed, be only circulated with computer room evaporator 5 using indoor evaporator 4, it is cold The fan of condenser 2 saves electric energy without starting, and realizes energy regenerating, reduces the energy consumption of system under whole air-conditioning.Because computer room steams Hair device 5 is in running order at any time, the problems such as not existing cold-starting when indoor evaporator 4 is opened, lubricate, it also avoid compression The problem of the low-frequency operation of machine 1;On the premise of the lasting refrigeration of computer room evaporator 5 is ensured, by adjusting indoor evaporator 4 with condensation The working condition of device 2, can easily carry out defrosting operation completely, it is to avoid the generation of the frost of indoor evaporator 4.Due to machine Room belongs to lasting refrigeration, has special requirement for the evaporating temperature of computer room evaporator 5, therefore is provided with second throttling device 6, To cause that the place pipeline of computer room evaporator 5 has different pressure and evaporating temperatures from the pipeline of indoor evaporator 4, it is ensured that computer room steams Send out the refrigeration of device 5.If necessary, it is also possible to which the first end of computer room evaporator 5 is changed to the branch road by two band valves Entrance respectively with compressor 1, outlet, to facilitate the later stage to use or safeguard.
Further, the aperture of the second throttling device 6 can adjust.That is the pressure and evaporating temperature of computer room evaporator 5 Can be adjusted at any time, to meet the use requirement of varying environment, it is ensured that the refrigeration of computer room evaporator 5.
Further, the second end of the computer room evaporator 5 is provided with the first throttle device 3.The of computer room evaporator 5 One throttling arrangement 3 is engaged with the first throttle device 3 of upstream, realizes the purpose of reducing pressure by regulating flow, it is ensured that computer room evaporator 5 Refrigeration.
Further, the first end of the computer room evaporator 5 or the second end are provided with valve.The setting of valve can be in necessity When disconnect the connection of computer room evaporator 5 and compressor 1, conveniently carry out the operation such as repairing.
Preferably, the second end of the condenser 2 is provided with the first throttle device 3, the first throttle device 3 with it is upper and lower The first throttle device 3 of trip is engaged, and realizes the purpose of reducing pressure by regulating flow.
Preferably, the indoor evaporator 4 is two.Fig. 1 to Fig. 5 be by taking two indoor evaporators 4 as an example, but this A simply preferred quantity, the quantity of indoor evaporator 4 can also be three or more, can specifically enter according to actual needs Row is set, i.e., fall within protection domain of the present utility model using the scheme of the indoor evaporator 4 of other quantity.
Preferably, the valve is magnetic valve 7.Magnetic valve 7 can be by the remote centralized Control of signal, easy switching.
Further, the entrance pipe of the compressor 1 is provided with gas-liquid separator 8.Gas-liquid separator 8 can prevent liquid The refrigerant of state enters compressor 1, plays the purpose of protection compressor 1.
Embodiment two:
As shown in Figures 2 to 5, the present embodiment discloses the multi-functional multi-connected air conditioning system of three control described in embodiment one Control method, by being turned on and off each valve to adjust the flow direction of refrigerant, to realize following working condition:
All refrigerating states:As shown in Fig. 2 the refrigerant out of the compressor 1 first passes through the heat release of condenser 2, then The computer room evaporator 5, each indoor evaporator 4 are respectively enterd through the first throttle device 3 to be freezed, eventually pass back to pressure In contracting machine 1;In summer, indoor evaporator 4 needs refrigeration, and when computer room evaporator 5 is also required to refrigeration, now air-conditioning system operation is complete Body refrigeration mode, the second throttling device 6 of the first end of computer room evaporator 5 can control room to realize different evaporation temperature from computer room Degree, so as to meet the particular/special requirement of computer room refrigeration.
Main body refrigerating state:As shown in figure 3, the refrigerant out of the compressor 1 first passes through condenser 2 and part is indoor Evaporator 4 carries out heat release, and preceding sections indoor evaporator 4 is heated, and then respectively enters institute through the first throttle device 3 State computer room evaporator 5, remaining indoor evaporator 4 and realize that computer room evaporator 5 freezes with part indoor evaporator 4, eventually pass back to In compressor 1;When temperature is relatively low, need to heat when indoor evaporator 4, when computer room evaporator 5 needs refrigeration, and room demand When heat is less than computer room cold, system operation main body refrigeration mode;Meanwhile, the part of indoor evaporator 4 is heated, and part is freezed, can To meet the use requirement of different constitution crowds simultaneously.
Main body heats state:As shown in figure 4, the refrigerant out of the compressor 1 first passes through each indoor evaporator 4 carrying out Heat release, then respectively enters the computer room evaporator 5, condenser 2 through the first throttle device 3, eventually passes back to compressor 1 It is interior;Need to heat when indoor evaporator 4, when computer room evaporator 5 needs refrigeration, and demand heat in room is when being more than computer room cold, System operation main body heating mode, condenser 2 participates in the cold release process situation larger to meet indoor heating demand.
Total heat recovery state:As shown in figure 5, the refrigerant out of the compressor 1 first passes through part indoor evaporator 4 entering Row heat release, then enters the computer room evaporator 5 through the first throttle device 3, eventually passes back in compressor 1.When indoor steaming Hair device 4 need heat, computer room evaporator 5 need refrigeration when, and computer room refrigeration demand it is identical with rooms demand when, system transport Row total heat recovery pattern;Actuating section indoor evaporator 4 is now only needed to participate in circulation, condenser 2 is not involved in reaction, is realizing machine In the case that room freezes and indoor section is heated, ensure that Air-conditioning Cycle runs by way of reclaiming the cold of computer room evaporator 5, if Standby startup amount is less, and electric quantity consumption is few, energy saving.
Further, by adjusting the aperture of the second throttling device 6, indoor evaporator 4 and computer room evaporator 5 are made Obtain different evaporating temperatures.Can so be adjusted at any time, the refrigeration for meeting varying environment temperature machine room lower evaporator 5 will Ask, it is ensured that refrigeration.
On the whole, the utility model has advantages below:
1st, air conditioner in machine room and multi-connected machine are coupled, room refrigeration can be realized, heated, computer room, base can be met again The cooling requirement stood;Two sets of air-conditioning systems are combined into a set of, and number of devices greatly reduces, and the space of occupancy also reduces significantly, reduces The equipment cost of cooling and warming;
2nd, when computer room refrigeration and room are freezed, due to the requirement of computer room sensible heat ratio, exported in computer room evaporator 5 and set Second throttling device 6, it is possible to achieve the demand of different evaporating temperatures under two kinds of operating modes, ensures the cooling-down effect of computer room evaporator 5.
3rd, computer room evaporator 5 is continuously in running status, can avoid the wind of the conventional low-frequency operation of multi-connected machine compressor 1 Danger, and the problems such as oil return difficulty.
4th, the waste heat of winter recovery computer room is heated, and can avoid frosting defrosting problem.
The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art For art personnel, on the premise of the utility model know-why is not departed from, some improvement and replacement can also be made, these change Enter and replace also to should be regarded as protection domain of the present utility model.

Claims (7)

1. a kind of multi-functional multi-connected air conditioning system of three control, it is characterised in that including:Compressor, condenser, for computer room Or the equipment in base station carries out the computer room evaporator and at least one of lasting refrigeration for indoor refrigeration or the indoor steaming for heating Hair device, the indoor evaporator, the first end of condenser by the valvular branch road of two bands respectively with the compressor Entrance, outlet, the first end of the computer room evaporator are connected with the entrance of the compressor, and the of the computer room evaporator One end is provided with second throttling device;The indoor evaporator, the second end of computer room evaporator are equipped with first throttle device, described Indoor evaporator, computer room evaporator, the second end of condenser are interconnected.
2. air-conditioning system as claimed in claim 1, it is characterised in that the aperture of the second throttling device can adjust.
3. air-conditioning system as claimed in claim 2, it is characterised in that the second end of the computer room evaporator is provided with described first Throttling arrangement.
4. air-conditioning system as claimed in claim 3, it is characterised in that the first end of the computer room evaporator or the second end are provided with Valve.
5. air-conditioning system as claimed in claim 1, it is characterised in that the second end of the condenser is provided with the first throttle Device.
6. air-conditioning system as claimed in claim 1, it is characterised in that the valve is magnetic valve.
7. the air-conditioning system as described in claim any one of 1-6, it is characterised in that the entrance pipe of the compressor is provided with Gas-liquid separator.
CN201621109751.8U 2016-10-08 2016-10-08 A kind of multi-functional multi-connected air conditioning system of three control Withdrawn - After Issue CN206235054U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621109751.8U CN206235054U (en) 2016-10-08 2016-10-08 A kind of multi-functional multi-connected air conditioning system of three control

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106196684A (en) * 2016-10-08 2016-12-07 广东美的暖通设备有限公司 A kind of three multi-functional multi-connected air conditioning system of control and control methods thereof
CN108151350A (en) * 2017-12-20 2018-06-12 广东美的暖通设备有限公司 Three control multi-line systems and its control method
CN108679716A (en) * 2018-05-28 2018-10-19 特灵空调系统(中国)有限公司 Heat-exchange system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106196684A (en) * 2016-10-08 2016-12-07 广东美的暖通设备有限公司 A kind of three multi-functional multi-connected air conditioning system of control and control methods thereof
CN106196684B (en) * 2016-10-08 2019-01-22 广东美的暖通设备有限公司 The multi-functional multi-connected air conditioning system of three control of one kind and its control method
CN108151350A (en) * 2017-12-20 2018-06-12 广东美的暖通设备有限公司 Three control multi-line systems and its control method
CN108679716A (en) * 2018-05-28 2018-10-19 特灵空调系统(中国)有限公司 Heat-exchange system
CN108679716B (en) * 2018-05-28 2024-04-26 特灵空调系统(中国)有限公司 Heat exchange system

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