CN107023890A - Indoor unit and double-side air-out courtyard machine - Google Patents
Indoor unit and double-side air-out courtyard machine Download PDFInfo
- Publication number
- CN107023890A CN107023890A CN201710249892.2A CN201710249892A CN107023890A CN 107023890 A CN107023890 A CN 107023890A CN 201710249892 A CN201710249892 A CN 201710249892A CN 107023890 A CN107023890 A CN 107023890A
- Authority
- CN
- China
- Prior art keywords
- heat
- exchanging component
- heat exchanger
- indoor set
- distributor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 32
- 239000003507 refrigerant Substances 0.000 claims description 25
- 210000003437 trachea Anatomy 0.000 abstract 3
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 239000002826 coolant Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0003—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The invention discloses an indoor unit and a double-sided air-out courtyard machine. This indoor set includes trachea (1), liquid pipe (2), distributor (3) and connect between trachea (1) and liquid pipe (2) and parallelly connected first heat exchange assembly and the second heat exchange assembly who sets up, first heat exchange assembly and second heat exchange assembly's first end is connected to liquid pipe (2) through distributor (3), first heat exchange assembly and second heat exchange assembly's second end is connected to trachea (1), distributor (3) have the first operating position of intercommunication first heat exchange assembly and liquid pipe (2), the second operating position of intercommunication second heat exchange assembly and liquid pipe (2), and communicate first heat exchange assembly and second heat exchange assembly's third operating position simultaneously. According to the heat exchanger disclosed by the invention, the number of the heat exchangers needing to be operated can be selected according to needs, energy sources are more fully utilized, the needs of users are better met, and the operation energy efficiency of the air conditioner is improved.
Description
Technical field
The present invention relates to air-conditioning technique field, in particular to a kind of indoor set and two-side exhaust courtyard machine.
Background technology
Two-side exhaust courtyard machine is the common indoor set type of air-conditioner set, is characterized in two air outlets during unit work
Open simultaneously.In the evaporator part of traditional two-side exhaust courtyard machine, under refrigeration mode, refrigerant liquid enters from liquid pipe, warp
Cross after each pipeline and system component, while into two evaporator assemblies, two sets of evaporators work, in fan action simultaneously
Under, air-flow passes through two evaporators, after being exchanged heat in evaporator, from the blowout of two air outlets.
When conventional two-side exhaust courtyard machine works, system can only supply cold simultaneously through liquid pipe to two evaporator assemblies
Matchmaker, two evaporator assemblies are run simultaneously, and desired occasion, two steamings can be just met only needing an evaporator assemblies job
Hair device assembly is run simultaneously will result in energy waste, reduce the operational energy efficiency of air-conditioning.
The content of the invention
A kind of indoor set and two-side exhaust courtyard machine are provided in the embodiment of the present invention, can select to need operation as needed
Heat exchanger quantity, more fully using the energy, preferably meet user's needs, improve the operational energy efficiency of air-conditioning.
To achieve the above object, the embodiment of the present invention provides a kind of indoor set, including tracheae, liquid pipe, distributor and company
The first heat-exchanging component and the second heat-exchanging component between tracheae and liquid pipe and being arranged in parallel are connected on, the first heat-exchanging component and second is changed
The first end of hot component is connected to liquid pipe by distributor, and the second end of the first heat-exchanging component and the second heat-exchanging component is connected to gas
Pipe, distributor has the first operating position of connection the first heat-exchanging component and liquid pipe, connect the second heat-exchanging component and liquid pipe the
Two operating positions and the 3rd operating position for connecting the first heat-exchanging component and the second heat-exchanging component simultaneously.
Preferably, distributor is solenoid directional control valve.
Preferably, distributor is 3-position-3-way solenoid directional control valve.
Preferably, the first heat-exchanging component includes First Heat Exchanger and first throttle device, first throttle device is arranged on
On pipeline between First Heat Exchanger and distributor；Second heat-exchanging component includes the second heat exchanger and second throttling device, second
Throttling arrangement is arranged on the pipeline between the second heat exchanger and distributor.
Preferably, being provided with pipeline between First Heat Exchanger and tracheae prevents refrigerant from tracheae to First Heat Exchanger
Being provided with first control valve of reverse flow, the pipeline between the second heat exchanger and tracheae prevents refrigerant from being changed from tracheae to second
Second control valve of hot device reverse flow.
Preferably, the first control valve is check valve, the second control valve is check valve.
Preferably, the two ends of first throttle device and second throttling device are provided with filter.
Preferably, being provided with the first current divider on pipeline between First Heat Exchanger and first throttle device, second changes
The second current divider is provided with pipeline between hot device and second throttling device.
Preferably, first throttle device and second throttling device are electric expansion valve.
According to another aspect of the present invention there is provided a kind of two-side exhaust courtyard machine, including indoor set, the indoor set is upper
The indoor set stated.
Apply the technical scheme of the present invention, indoor set include tracheae, liquid pipe, distributor and be connected to tracheae and liquid pipe it
Between and the first heat-exchanging component and the second heat-exchanging component that are arranged in parallel, the first end of the first heat-exchanging component and the second heat-exchanging component leads to
Cross distributor and be connected to liquid pipe, the second end of the first heat-exchanging component and the second heat-exchanging component is connected to tracheae, and distributor, which has, to be connected
First operating position of logical first heat-exchanging component and liquid pipe, the second operating position for connecting the second heat-exchanging component and liquid pipe and
The 3rd operating position of the first heat-exchanging component and the second heat-exchanging component is connected simultaneously.When applied to different occasions, according to application
The need for occasion, it can select to make distributor be in the first operating position, the second operating position or the 3rd operating position, so that real
Existing first heat-exchanging component isolated operation, the second heat-exchanging component isolated operation and two heat-exchanging components run three kinds of operation shapes simultaneously
State, can have various modes, the use requirement of user can be preferably met, using more flexible and convenient, it is possible to increase energy
Source utilization rate, improves operation of air conditioner efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of the indoor set of the embodiment of the present invention；
Fig. 2 is the three-dimensional structure diagram of the indoor set of the embodiment of the present invention.
Description of reference numerals：1st, tracheae；2nd, liquid pipe；3rd, distributor；4th, First Heat Exchanger；5th, first throttle device；6th,
Two heat exchangers；7th, second throttling device；8th, the first control valve；9th, the second control valve；10th, filter；11st, the first current divider；12、
Second current divider.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as the limit to the present invention
It is fixed.
With reference to shown in referring to Fig. 1 and Fig. 2, embodiments in accordance with the present invention, indoor set includes tracheae 1, liquid pipe 2, distributor 3
And it is connected to the first heat-exchanging component and the second heat-exchanging component between tracheae 1 and liquid pipe 2 and being arranged in parallel, the first heat-exchanging component
Liquid pipe 2 is connected to by distributor 3 with the first end of the second heat-exchanging component, the second of the first heat-exchanging component and the second heat-exchanging component
End is connected to tracheae 1, and distributor 3 has the first operating position of the first heat-exchanging component of connection and liquid pipe 2, connects the second heat exchange group
Second operating position of part and liquid pipe 2 and the 3rd operating position for connecting the first heat-exchanging component and the second heat-exchanging component simultaneously.
By the indoor set be applied to different occasions when, according to application scenario the need for, can select to be in distributor
First operating position, the second operating position or the 3rd operating position, so as to realize the first heat-exchanging component isolated operation, the second heat exchange
Component isolated operation and two heat-exchanging components run three kinds of running statuses simultaneously, can have various modes, make in indoor set
Two heat-exchanging components can independent operating so that the running status and air-out mode of unit are optional, can preferably meet user
Use requirement, using more flexible and convenient, it is possible to increase energy utilization rate, improve operation of air conditioner efficiency.
Run simultaneously due to single operation or two may be selected in heat-exchanging component, and because the refrigerating capacity of unit is with heating
Amount is the function of leaving air temp, heat exchange area and air quantity, in the case where leaving air temp and the air quantity of unit are constant, heat exchanger
Heat exchange area change (single heat-exchanging component operation or two heat-exchanging components are run simultaneously), then the refrigerating capacity of unit is with customizing heat
Also it will change, unit adjustable range becomes big, so that user has more use patterns may be selected.
Distributor 3 is, for example, solenoid directional control valve, can realize connected relation conveniently by the operating position of switching valve element
Adjustment.In the present embodiment, distributor 3 is 3-position-3-way solenoid directional control valve, can more fully utilize each of triple valve
Individual station realizes the regulation of three kinds of different working conditions of indoor set, improves the utilization ratio of 3-position-3-way solenoid directional control valve, drop
Low infrastructure cost.Certainly, the distributor 3 can also be three position four-way directional control valve either other kinds of reversal valve, can also
Using other non-valve class distribution structures.
First heat-exchanging component includes First Heat Exchanger 4 and first throttle device 5, and first throttle device 5 is arranged on first and changed
On pipeline between hot device 4 and distributor 3；Second heat-exchanging component includes the second heat exchanger 6 and second throttling device 7, second section
Stream device 7 is arranged on the pipeline between the second heat exchanger 6 and distributor 3.Can be to entering first by first throttle device 5
Refrigerant in heat exchanger 4 is throttled, and can be saved by second throttling device 7 to entering the refrigerant in the second heat exchanger 6
Stream, when only needing to a heat exchanger job, ensure that the smooth heat exchange to the heat exchanger, realizes refrigeration or heat behaviour
Make, preferably meet use requirement.
Preferably, when two heat-exchanging components are evaporative component, set on the pipeline between First Heat Exchanger 4 and tracheae 1
The first control valve 8 for preventing refrigerant from tracheae 1 to the reverse flow of First Heat Exchanger 4 is equipped with, between the second heat exchanger 6 and tracheae 1
Pipeline on be provided with the second control valve 9 for preventing refrigerant from tracheae 1 to the reverse flow of the second heat exchanger 6.The He of first control valve 8
Second control valve 9 can ensure the one-way of refrigerant flowing, improve safety and reliability during system work, prevent back
Flow phenomenon.When only one of which heat-exchanging component works, refrigerant can be prevented reversely to be flowed into another idle heat exchange group
In part, refrigerant utilization ratio is improved.
Preferably, the first control valve 8 is check valve, and the second control valve 9 is check valve, can realize the automatic list to refrigerant
To flowing control, simpler convenience is controlled.
The two ends of first throttle device 5 and second throttling device 7 are provided with filter 10, can be to entering first segment
Refrigerant in stream device 5 and second throttling device 7 is filtered, prevent inside impurity enter first throttle device 5 and the
In two throttling arrangements 7, the performance to first throttle device 5 and second throttling device 7 is impacted, extension first throttle device 5
With the service life of second throttling device 7.
The first current divider 11, the second heat exchanger 6 are provided with pipeline between First Heat Exchanger 4 and first throttle device 5
The second current divider 12 is provided with pipeline between second throttling device 7.
First throttle device 5 and second throttling device 7 are electric expansion valve.The throttling dress of first throttle device 5 and second
Capillary can also be used by putting 7, can be used in mixed way with electric expansion valve and capillary.
Three kinds of operational modes of the indoor set are as follows：
When 3-position-3-way solenoid directional control valve is in the first station, liquid pipe 2 is connected with the first heat-exchanging component, with the second heat exchange
Component disconnects, and enters in the second heat-exchanging component without refrigerant, refrigerant is through 3-position-3-way solenoid directional control valve, filter 10, first throttle
Device 5, filter 10, the first current divider 11 after capillary with entering in First Heat Exchanger 4, and refrigerant is in First Heat Exchanger 4
Heat absorption is evaporated to gaseous coolant, First Heat Exchanger 4 is flowed out afterwards, transtracheal 1 flows out again after the first control valve 8.In blower fan
Under effect, after air exchanges heat through the first heat-exchanging component, from the blowout of corresponding air outlet.In this process, the second control valve 9 is closed
Close, refrigerant can not be back in the second heat exchanger 6.
When 3-position-3-way solenoid directional control valve is in the second station, the heat-exchanging component of liquid pipe 2 and first disconnects, with the second heat exchange
Component is connected, and is entered in the first heat-exchanging component without refrigerant, and refrigerant throttles through 3-position-3-way solenoid directional control valve, filter 10, second
Device 7, filter 10, the second current divider 12 after capillary with entering in the second heat exchanger 6, and refrigerant is in the second heat exchanger 6
Heat absorption is evaporated to gaseous coolant, the second heat exchanger 6 is flowed out afterwards, transtracheal 1 flows out again after the second control valve 9.In blower fan
Under effect, after air exchanges heat through the second heat-exchanging component, from the blowout of corresponding air outlet.In this process, the first control valve 8 is closed
Close, refrigerant can not be back in First Heat Exchanger 4.
When 3-position-3-way solenoid directional control valve is in 3rd station, two heat-exchanging components are worked simultaneously, and liquid pipe 2 is changed with first
Hot component and the second heat-exchanging component are connected, and refrigerant is divided into two-way after 3-position-3-way solenoid directional control valve, all the way through filter 10,
First throttle device 5, filter 10, the first current divider 11 after capillary with being entered in First Heat Exchanger 4, and refrigerant is changed first
Heat absorption is evaporated to gaseous coolant in hot device 4, First Heat Exchanger 4 is flowed out afterwards, transtracheal 1 flows out again after the first control valve 8；Separately
All the way through filter 10, second throttling device 7, filter 10, the second current divider 12 with entering the second heat exchanger 6 after capillary
Interior, refrigerant heat absorption in the second heat exchanger 6 is evaporated to gaseous coolant, the second heat exchanger 6 is flowed out afterwards, after the second control valve 9
Transtracheal 1 flows out again.In the process, corresponding two air outlets are opened simultaneously, and in the presence of blower fan, air is changed through first
After the hot heat exchanger 6 of device 4 and second heat exchange, blown out respectively from each self-corresponding air outlet.
Embodiments in accordance with the present invention, two-side exhaust courtyard machine includes indoor set, and the indoor set is above-mentioned indoor set.
Certainly, above is the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art
For, on the premise of its general principles are not departed from, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of indoor set, it is characterised in that including tracheae (1), liquid pipe (2), distributor (3) and be connected to the tracheae
(1) between the liquid pipe (2) and the first heat-exchanging component and the second heat-exchanging component that are arranged in parallel, first heat-exchanging component and
The first end of second heat-exchanging component is connected to the liquid pipe (2) by the distributor (3), first heat-exchanging component and
Second end of second heat-exchanging component is connected to the tracheae (1), and the distributor (3), which has, connects the first heat exchange group
First operating position of part and the liquid pipe (2), connect second heat-exchanging component and the second working position of the liquid pipe (2)
Put and while connect the 3rd operating position of first heat-exchanging component and second heat-exchanging component.
2. indoor set according to claim 1, it is characterised in that the distributor (3) is solenoid directional control valve.
3. indoor set according to claim 2, it is characterised in that the distributor (3) is 3-position-3-way solenoid directional control valve.
4. indoor set according to claim 1, it is characterised in that first heat-exchanging component includes First Heat Exchanger (4)
With first throttle device (5), the first throttle device (5) be arranged on the First Heat Exchanger (4) and the distributor (3) it
Between pipeline on；Second heat-exchanging component includes the second heat exchanger (6) and second throttling device (7), the second throttling dress
Put on the pipeline that (7) are arranged between second heat exchanger (6) and the distributor (3).
5. indoor set according to claim 4, it is characterised in that between the First Heat Exchanger (4) and the tracheae (1)
Pipeline on be provided with and prevent refrigerant from the tracheae (1) to the first control valve of the First Heat Exchanger (4) reverse flow
(8), being provided with the pipeline between second heat exchanger (6) and the tracheae (1) prevents refrigerant from the tracheae (1) to institute
State second control valve (9) of the second heat exchanger (6) reverse flow.
6. indoor set according to claim 5, it is characterised in that first control valve (8) is check valve, described second
Control valve (9) is check valve.
7. indoor set according to claim 4, it is characterised in that the first throttle device (5) and second throttling
The two ends of device (7) are provided with filter (10).
8. indoor set according to claim 4, it is characterised in that the First Heat Exchanger (4) and first throttle dress
Put and the first current divider (11) is provided with the pipeline between (5), second heat exchanger (6) and the second throttling device (7)
Between pipeline on be provided with the second current divider (12).
9. indoor set according to claim 4, it is characterised in that the first throttle device (5) and second throttling
Device (7) is electric expansion valve.
10. a kind of two-side exhaust courtyard machine, including indoor set, it is characterised in that the indoor set is in claim 1 to 9
Indoor set described in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710249892.2A CN107023890A (en) | 2017-04-17 | 2017-04-17 | Indoor unit and double-side air-out courtyard machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710249892.2A CN107023890A (en) | 2017-04-17 | 2017-04-17 | Indoor unit and double-side air-out courtyard machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107023890A true CN107023890A (en) | 2017-08-08 |
Family
ID=59526400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710249892.2A Pending CN107023890A (en) | 2017-04-17 | 2017-04-17 | Indoor unit and double-side air-out courtyard machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107023890A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981133A (en) * | 2018-06-05 | 2018-12-11 | 广东美的暖通设备有限公司 | Heat exchanger assembly and air conditioner indoor unit with it |
| CN108980992A (en) * | 2018-06-05 | 2018-12-11 | 广东美的暖通设备有限公司 | Heat exchanger assembly and air conditioner indoor unit for air conditioner indoor unit |
| CN109556322A (en) * | 2017-09-25 | 2019-04-02 | 宁波德业科技集团有限公司 | A kind of double-effect evaporation formula air-conditioning heat exchanger |
| CN112797499A (en) * | 2021-01-14 | 2021-05-14 | 珠海格力电器股份有限公司 | Raise boring machine and control method thereof |
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| CN1090034A (en) * | 1992-10-28 | 1994-07-27 | 株式会社东芝 | air conditioner |
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2017
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109556322A (en) * | 2017-09-25 | 2019-04-02 | 宁波德业科技集团有限公司 | A kind of double-effect evaporation formula air-conditioning heat exchanger |
| CN108981133A (en) * | 2018-06-05 | 2018-12-11 | 广东美的暖通设备有限公司 | Heat exchanger assembly and air conditioner indoor unit with it |
| CN108980992A (en) * | 2018-06-05 | 2018-12-11 | 广东美的暖通设备有限公司 | Heat exchanger assembly and air conditioner indoor unit for air conditioner indoor unit |
| CN112797499A (en) * | 2021-01-14 | 2021-05-14 | 珠海格力电器股份有限公司 | Raise boring machine and control method thereof |
| CN112797499B (en) * | 2021-01-14 | 2022-02-15 | 珠海格力电器股份有限公司 | Raise boring machine and control method thereof |
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Application publication date: 20170808 |