CN104748425B - The off-premises station assembly of multiple on-line system and multiple on-line system - Google Patents
The off-premises station assembly of multiple on-line system and multiple on-line system Download PDFInfo
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- CN104748425B CN104748425B CN201510148263.1A CN201510148263A CN104748425B CN 104748425 B CN104748425 B CN 104748425B CN 201510148263 A CN201510148263 A CN 201510148263A CN 104748425 B CN104748425 B CN 104748425B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
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- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Other Air-Conditioning Systems (AREA)
Abstract
The invention discloses a kind of off-premises station assembly of multiple on-line system and multiple on-line system.The off-premises station assembly of multiple on-line system includes：Compressor, compressor has air vent and gas returning port；Commutation assembly, commutation assembly has first to fourth valve port, and the first valve port is connected with one of in the second valve port and the 3rd valve port, and the 4th valve port is connected with another in the second valve port and the 3rd valve port, first valve port is connected with air vent, and the 4th valve port is connected with gas returning port；Outdoor heat exchange device assembly, outdoor heat exchange device assembly includes First Heat Exchanger and the second heat exchanger, First Heat Exchanger includes multiple first heat exchanging part, and each first heat exchanging part is connected with the second valve port by the first control valve, and the second heat exchanger is connected with the second valve port by the second control valve.The off-premises station assembly of the multiple on-line system according to the present invention, outdoor heat exchange device assembly can continuously export heat energy absorbing and releasing power, to meet the suction exotherm requirement of multiple on-line system under various operating modes.
Description
Technical field
The present invention relates to field of Refrigeration and Air-conditioning, especially relate to off-premises station assembly and the multi-connected machine system of a kind of multiple on-line system
System.
Background technology
Heat-reclamation multi-compressors system of the prior art can be realized freezing while multiple indoor set and heating, but one
Aspect is more due to the quantity of indoor set during actual installation and capacity difference of between each indoor set is larger, leads to outdoor heat exchange
The suction heat release load variations of device are larger, on the other hand due to the restriction on automatically controlled, the limited amount of the windscreen of the blower fan of off-premises station
And have minimum speed to limit, lead to outdoor heat exchanger under some operating modes cannot meet the suction heat release of multiple on-line system well
Require.
Content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.For this reason, the present invention carries
Go out a kind of off-premises station assembly of multiple on-line system, outdoor heat exchange device assembly can continuously export heat energy absorbing and releasing power, meets various works
The suction exotherm requirement of multiple on-line system under condition.
The present invention also proposes a kind of multiple on-line system, including the off-premises station assembly of above-mentioned multiple on-line system.
The off-premises station assembly of the multiple on-line system according to the present invention, including：Compressor, described compressor have air vent and
Gas returning port；Commutation assembly, described commutation assembly has first to fourth valve port, in the first valve port and the second valve port and the 3rd valve port
One of connection, described 4th valve port connected with another in described second valve port and described 3rd valve port, described
One valve port is connected with described air vent, and described 4th valve port is connected with described gas returning port；Outdoor heat exchange device assembly, described outdoor is changed
Hot device assembly includes First Heat Exchanger and the second heat exchanger, and described First Heat Exchanger includes multiple first heat exchanging part, each institute
State the first heat exchanging part to be connected with described second valve port by the first control valve, described second heat exchanger pass through the second control valve with
Described second valve port is connected.
The off-premises station assembly of the multiple on-line system according to the present invention, by off-premises station assembly setting First Heat Exchanger and
Second heat exchanger, makes First Heat Exchanger include multiple first heat exchanging part so that the heat energy absorbing and releasing of outdoor heat exchange device assembly simultaneously
Power has adjustability, and outdoor heat exchange device assembly can continuously export heat energy absorbing and releasing power, to meet multiple on-line system under various operating modes
Suction exotherm requirement.
According to some embodiments of the present invention, the exchange capability of heat of the plurality of first heat exchanging part is different.
According to a further embodiment of the invention, described second heat exchanger includes multiple second heat exchanging part, the plurality of
Second heat exchanging part is connected with described second valve port by described second control valve respectively.
According to some embodiments of the present invention, described First Heat Exchanger and described second heat exchanger are two independent heat exchange
Device element.
According to some embodiments of the present invention, described First Heat Exchanger and described second heat exchanger are a heat exchanger component
Two parts.
According to some embodiments of the present invention, the exchange capability of heat of described First Heat Exchanger is equal to changing of described second heat exchanger
Heat energy power.
Further, described first heat exchanging part is four, and the exchange capability of heat of described four the first heat exchanging part accounts for respectively
20%, 15%, 10%, the 5% of the exchange capability of heat of described outdoor heat exchange device assembly.
According to some embodiments of the present invention, the off-premises station assembly of described multiple on-line system also includes diverter, described point
Stream utensil has entrance and multiple diffluence pass, and described entrance is connected with described second valve port, and the plurality of first heat exchanging part is respectively
It is connected with the plurality of diffluence pass by described first control valve accordingly.
According to some embodiments of the present invention, described first control valve and described second control valve are respectively electromagnetic valve.
According to the multiple on-line system of the present invention, including the off-premises station assembly of multiple on-line system as above.
According to the multiple on-line system of the present invention, by arranging the off-premises station assembly of above-mentioned multiple on-line system so that outdoor
The heat energy absorbing and releasing power of heat exchanger assembly has adjustability, and outdoor heat exchange device assembly can continuously export heat energy absorbing and releasing power, to meet
The suction exotherm requirement of multiple on-line system under different operating modes.
Brief description
Fig. 1 is the refrigeration schematic diagram of multiple on-line system according to embodiments of the present invention；
Fig. 2 be multiple on-line system according to embodiments of the present invention heat schematic diagram；
Fig. 3 is the schematic diagram according to the outdoor heat exchange device assembly in Fig. 1 and Fig. 2.
Reference：
Off-premises station assembly 100；
Compressor 1；
Commutation assembly 2；
Outdoor heat exchange device assembly 3；First Heat Exchanger 31；Second heat exchanger 32；First control valve 33；Second control valve 34；
Diverter 4.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings.Below with reference to
The embodiment of Description of Drawings is exemplary it is intended to be used for explaining the present invention, and is not considered as limiting the invention.
The off-premises station assembly 100 of multiple on-line system according to embodiments of the present invention, off-premises station are described below with reference to Fig. 1-Fig. 3
Assembly 100 is applied in multiple on-line system, and multiple on-line system can be realized freezing while multiple indoor set and heating.
As depicted in figs. 1 and 2, the off-premises station assembly 100 of multiple on-line system include compressor 1, commutation assembly 2 and outdoor change
Hot device assembly 3.
Specifically, compressor 1 has air vent and gas returning port, and commutation assembly 2 has first to fourth valve port, wherein, the
One valve port is connected with one of in the second valve port and the 3rd valve port, another in the 4th valve port and the second valve port and the 3rd valve port
One connection is that is to say, that when the first valve port is connected with the second valve port, the 4th valve port is then connected with the 3rd valve port, when first
When valve port is connected with the 3rd valve port, the 4th valve port is then connected with the second valve port.Preferably, commutation assembly 2 is cross valve, but can
To be understood by, commutation assembly 2 can be formed as other elements, as long as having first to fourth valve port and can achieve that commutation is
Can.
In addition, the first valve port is also connected with air vent, the 4th valve port is also connected with gas returning port, the second valve port and outdoor heat exchange
Device assembly 3 is connected, and the 3rd valve port is suitable to be connected with the indoor heat exchanger of indoor set, indoor heat exchanger and outdoor heat exchange device assembly 3
Between be in series with restricting element.
Because in commutation assembly 2, the first valve port can commutate connection between the second valve port and the 3rd valve port, the 4th valve port can
Commutation connection between the 3rd valve port and the second valve port, this allows multiple on-line system to turn between refrigeration and heating mode
Change, it is achieved thereby that the refrigeration of multiple on-line system and heat-production functions.
For example, when the first valve port is connected with the second valve port, and the 4th valve port is connected with the 3rd valve port, compress through compressor 1
The gas of High Temperature High Pressure afterwards, through the air vent of compressor 1, flows through the first valve port and the second valve port, enters into outdoor heat exchanger
Assembly 3, absorbs the cold of external environment in outdoor heat exchange device assembly 3, forms the liquid refrigerants of High Temperature High Pressure, subsequently enters section
Fluid element, forms the liquid refrigerants of low-temp low-pressure, then goes through indoor heat exchanger to absorb the heat of interior, with indoor environment
Heat exchange, the gaseous coolant of the low-temp low-pressure being formed after heat exchange passes through the 3rd valve port and the 4th valve port, and by the return-air of compressor 1
Mouth enters compressor 1, thus forming kind of refrigeration cycle, reciprocal with this.
High temperature when the first valve port is connected with the 3rd valve port, and the 4th valve port is connected with the second valve port, through compressor 1 compression
The gas of high pressure, through the air vent of compressor 1, flows through the first valve port and the 3rd valve port, enters into indoor heat exchanger, with room
Absorb the cold of interior in interior heat exchanger, form the liquid refrigerants of High Temperature High Pressure, subsequently into restricting element, through restricting element section
The liquid refrigerants forming low-temp low-pressure after stream blood pressure lowering enters into the heat absorbing outdoor in outdoor heat exchange device assembly 3, subsequently forms
The gaseous coolant of low-temp low-pressure is through the second valve port and the 4th valve port, and enters compressor 1 by the gas returning port of compressor 1, from
And formed and heat circulation, reciprocal with this.
Outdoor heat exchange device assembly 3 includes First Heat Exchanger 31 and the second heat exchanger 32, and First Heat Exchanger 31 includes multiple
One heat exchanging part (A, B, C and D for example shown in Fig. 3), each first heat exchanging part passes through the first control valve 33 and the second valve
Mouthful it is connected, the second heat exchanger 32 is connected with the second valve port by the second control valve 34 that is to say, that the unlatching of First Heat Exchanger 31
Or close with the second heat exchanger 32 be turned on and off separate, be independent of each other.Each in First Heat Exchanger 31 first is changed
The service condition of hot part is independent of each other with the service condition of remaining the first heat exchanging part, needs can be selected as needed to open
The number of the first heat exchanging part that opens, being turned on and off of First Heat Exchanger 31, being turned on and off of the second heat exchanger 32.
In short, by between multiple first heat exchanging part or between multiple first heat exchanging part and the second heat exchanger 32
Cooperation, can realize the adjustability of the exchange capability of heat of outdoor heat exchange device assembly 3, outdoor heat exchange device assembly 3 can to a certain extent
With continuous output heat energy absorbing and releasing power, to meet the heat transfer requirements of multiple on-line system under various operating modes.
For example, when the heat energy absorbing and releasing power of required off-premises station assembly 100 is higher, First Heat Exchanger 31 can be opened simultaneously
In multiple first heat exchanging part and the second heat exchanger 32 so that First Heat Exchanger 31 and the second heat exchanger 32 work simultaneously, from
And largely improve the exchange capability of heat of outdoor heat exchange device assembly 3.When required off-premises station assembly 100 heat energy absorbing and releasing power relatively
Hour, only can open one or more of First Heat Exchanger 31 first heat exchanging part, thus reducing outdoor heat exchange device assembly 3
Exchange capability of heat.
Alternatively, the first control valve 33 and the second control valve 34 can be respectively electromagnetic valve, because electromagnetic valve structure is simple,
Cheap, and be quick on the draw, therefore, the first control valve 33 and the second control valve 34 are respectively set to electromagnetic valve and not only may be used
Use needs to meet, also can reduces cost to a certain extent, save assembly space.But it is understood that, the first control
Valve 33 processed and the second control valve 34 can be not limited to electromagnetic valve, and the first control valve 33 and the second control valve 34 can be other yuan
Part, as long as on or off coolant can be realized.
The off-premises station assembly 100 of multiple on-line system according to embodiments of the present invention, by arranging in off-premises station assembly 100
First Heat Exchanger 31 and the second heat exchanger 32, make First Heat Exchanger 31 include multiple first heat exchanging part so that outdoor is changed simultaneously
The heat energy absorbing and releasing power of hot device assembly 3 has adjustability, and outdoor heat exchange device assembly 3 can continuously export heat energy absorbing and releasing power, to meet
The suction exotherm requirement of multiple on-line system under various operating modes.
According to one embodiment of present invention, the exchange capability of heat of multiple first heat exchanging part different that is to say, that multiple the
The exchange capability of heat of one heat exchanging part varies, thus, it is possible to by between multiple first heat exchanging part or multiple first heat exchange
Cooperating between part and the second heat exchanger 32, improves the essence of the adjustability of heat energy absorbing and releasing power of outdoor heat exchange device assembly 3
Degree, makes the exchange capability of heat of outdoor heat exchange device assembly 3 be continuously adjusted from 0%-100%, to meet multi-connected machine under various operating modes
The suction exotherm requirement of system.
In further embodiment of the present invention, the second heat exchanger 32 can include multiple second heat exchanging part, Duo Ge
Two heat exchanging part be connected with the second valve port by the second control valve 34 respectively that is to say, that in the second heat exchanger 32 each
The service condition of two heat exchanging part is independent of each other with the service condition of remaining the second heat exchanging part, can select as needed to need
The number of the second heat exchanging part to be opened, thus can by between multiple second heat exchanging part, multiple first heat exchanging part
Between or multiple second heat exchanging part and multiple first heat exchanging part between cooperate, thus further strengthen outdoor heat exchanger
The adjustability of the exchange capability of heat of assembly 3.
In one embodiment of the invention, First Heat Exchanger 31 and the second heat exchanger 32 can be two independent heat exchangers
Element, such that it is able to improve the exchange capability of heat of outdoor heat exchange device assembly 3 to a great extent.
Certainly, the invention is not restricted to this, First Heat Exchanger 31 and the second heat exchanger 32 are alternatively a heat exchanger component
Two parts, such that it is able to cost-effective to a certain extent.
In the specific example of the present invention, the exchange capability of heat of First Heat Exchanger 31 is equal to the heat-energy transducer of the second heat exchanger 32
Power is that is to say, that the overall heat exchange ability of multiple first heat exchanging part is equal to the exchange capability of heat of the second heat exchanger 32, for example, the
The exchange capability of heat of one heat exchanger 31 is 50%, and the exchange capability of heat of the second heat exchanger 32 is also 50%.
Further, the first heat exchanging part is four, and the exchange capability of heat of four the first heat exchanging part accounts for outdoor heat exchange respectively
The 20% of the exchange capability of heat of device assembly 3,15%, 10%, 5%, thus the exchange capability of heat of the second heat exchanger 32 account for outdoor heat exchanger
The 50% of assembly 3, by phase interworking between four the first heat exchanging part, between four the first heat exchanging part and the second heat exchanger 32
Close, it is possible to achieve exchange capability of heat the continuously adjusting from 0%-100% of outdoor heat exchange device assembly 3.
For example, when the exchange capability of heat of required outdoor heat exchange device assembly 3 is 0%-5%, only need to open exchange capability of heat is 5%
The first heat exchanging part, when required heat exchanger assembly exchange capability of heat be 90%-95% when, heat-energy transducer can be opened simultaneously
Power is respectively 20%, 15%, 10% three the first heat exchanging part and the second heat exchanger 32, and by parity of reasoning.
According to one embodiment of present invention, the off-premises station assembly 100 of multiple on-line system may also include diverter 4, shunting
Device 4 has entrance and multiple diffluence pass, and entrance is connected with the second valve port, and multiple first heat exchanging part pass through corresponding first respectively
Control valve 33 is connected with multiple diffluence pass, can be respectively allocated the exchange capability of heat of First Heat Exchanger 31 by arranging diverter 4
To multiple first heat exchanging part, and corresponding first control valve 33 can be turned on and off each first heat exchanging part corresponding,
Thus adjusting the exchange capability of heat of outdoor heat exchange device assembly 3, simplify the structure of off-premises station assembly 100.
Multiple on-line system according to embodiments of the present invention, including the off-premises station assembly 100 of multiple on-line system as above.
Multiple on-line system according to embodiments of the present invention, by arranging the off-premises station assembly 100 of above-mentioned multiple on-line system,
Make the heat energy absorbing and releasing power continuously adjustabe of outdoor heat exchange device assembly 3, outdoor heat exchange device assembly 3 can continuously export heat energy absorbing and releasing
Power, to meet the suction exotherm requirement of multiple on-line system under different operating modes.
In describing the invention it is to be understood that term " " center ", " longitudinal ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " up time
The orientation of instruction such as pin ", " counterclockwise ", " axial ", " radially ", " circumferential " or position relationship be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, rather than the device of instruction or hint indication or element must
Must have specific orientation, with specific azimuth configuration and operation, be therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
Connect or electrically connect or can communicate each other；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, permissible
It is the connection of two element internals or the interaction relationship of two elements, limit unless otherwise clear and definite.For this area
For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score permissible
It is the first and second feature directly contacts, or the first and second features pass through intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height and is less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
Combine in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combine.
Although embodiments of the invention have been shown and described above it is to be understood that above-described embodiment is example
Property it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (9)
1. a kind of off-premises station assembly of multiple on-line system is it is characterised in that include：
Compressor, described compressor has air vent and gas returning port；
Commutation assembly, described commutation assembly has first to fourth valve port, in the first valve port and the second valve port and the 3rd valve port
One of connection, described 4th valve port is connected with another in described second valve port and described 3rd valve port, and described first
Valve port is connected with described air vent, and described 4th valve port is connected with described gas returning port；
Outdoor heat exchange device assembly, described outdoor heat exchange device assembly includes First Heat Exchanger and the second heat exchanger, described first heat exchange
Device includes multiple first heat exchanging part, and each described first heat exchanging part is connected with described second valve port by the first control valve,
Described second heat exchanger is connected with described second valve port by the second control valve, the exchange capability of heat of the plurality of first heat exchanging part
Different.
2. the off-premises station assembly of multiple on-line system according to claim 1 is it is characterised in that described second heat exchanger includes
Multiple second heat exchanging part, the plurality of second heat exchanging part is respectively by described second control valve and described second valve port phase
Even.
3. the off-premises station assembly of multiple on-line system according to claim 1 is it is characterised in that described First Heat Exchanger and institute
Stating the second heat exchanger is two independent heat exchanger components.
4. the off-premises station assembly of multiple on-line system according to claim 1 is it is characterised in that described First Heat Exchanger and institute
State two parts that the second heat exchanger is a heat exchanger component.
5. off-premises station assembly according to claim 1 is it is characterised in that the exchange capability of heat of described First Heat Exchanger is equal to institute
State the exchange capability of heat of the second heat exchanger.
6. the off-premises station assembly of multiple on-line system according to claim 5 is it is characterised in that described first heat exchanging part is
Four, the exchange capability of heat of described four the first heat exchanging part account for respectively the exchange capability of heat of described outdoor heat exchange device assembly 20%,
15%th, 10%, 5%.
7. the off-premises station assembly part of multiple on-line system according to claim 1 is it is characterised in that including diverter, described
Diverter has entrance and multiple diffluence pass, and described entrance is connected with described second valve port, and the plurality of first heat exchanging part is divided
Tong Guo described first control valve not be connected with the plurality of diffluence pass accordingly.
8. the off-premises station assembly of multiple on-line system according to claim 1 is it is characterised in that described first control valve and institute
State the second control valve and be respectively electromagnetic valve.
9. a kind of multiple on-line system is it is characterised in that include the multiple on-line system according to any one of claim 1-8
Off-premises station assembly.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510148263.1A CN104748425B (en) | 2015-03-31 | 2015-03-31 | The off-premises station assembly of multiple on-line system and multiple on-line system |
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| CN201510148263.1A CN104748425B (en) | 2015-03-31 | 2015-03-31 | The off-premises station assembly of multiple on-line system and multiple on-line system |
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| CN104748425B true CN104748425B (en) | 2017-03-08 |
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|---|---|---|---|---|
| CN107763876A (en) * | 2017-10-31 | 2018-03-06 | 广东美的暖通设备有限公司 | Multiple on-line system |
| CN110296554B (en) * | 2019-07-02 | 2020-08-25 | 珠海格力电器股份有限公司 | Shunting assembly, shunting control method thereof and multi-connected air conditioner |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375937A (en) * | 2012-04-12 | 2013-10-30 | 珠海格力电器股份有限公司 | Multi-connected air conditioning system and control method thereof |
| CN104197582A (en) * | 2014-09-01 | 2014-12-10 | 广东志高暖通设备股份有限公司 | Multi-connection air conditioning system |
| JP5875710B2 (en) * | 2013-01-07 | 2016-03-02 | 三菱電機株式会社 | Air conditioner |
-
2015
- 2015-03-31 CN CN201510148263.1A patent/CN104748425B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103375937A (en) * | 2012-04-12 | 2013-10-30 | 珠海格力电器股份有限公司 | Multi-connected air conditioning system and control method thereof |
| JP5875710B2 (en) * | 2013-01-07 | 2016-03-02 | 三菱電機株式会社 | Air conditioner |
| CN104197582A (en) * | 2014-09-01 | 2014-12-10 | 广东志高暖通设备股份有限公司 | Multi-connection air conditioning system |
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Inventor after: Yang Guozhong Inventor after: Luo Bin Inventor after: Tan Zhijun Inventor after: Wang Mingren Inventor after: Li Yuanyang Inventor after: Zhou Wenjie Inventor before: Yang Guozhong Inventor before: Luo Bin Inventor before: Tan Zhijun |
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Effective date of registration: 20180320 Address after: 528311 Guangdong, Foshan, Beijiao, the United States, the United States and the United States on the avenue of the United States, the headquarters of the United States building B floor, District, 26-28 Patentee after: Midea Group Co., Ltd. Address before: 528311 Beijiao, Guangdong, Shunde Town, Penglai Road, Industrial Avenue, Co-patentee before: Midea Group Co., Ltd. Patentee before: Guangdong Midea HVAC Equipment Co., Ltd. |