CN107192117A - Outdoor unit chassis, air conditioning system and control method thereof - Google Patents
Outdoor unit chassis, air conditioning system and control method thereof Download PDFInfo
- Publication number
- CN107192117A CN107192117A CN201710620501.3A CN201710620501A CN107192117A CN 107192117 A CN107192117 A CN 107192117A CN 201710620501 A CN201710620501 A CN 201710620501A CN 107192117 A CN107192117 A CN 107192117A
- Authority
- CN
- China
- Prior art keywords
- heat exchanger
- chassis
- conditioning system
- air
- bottom plate
- 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
- 238000004378 air conditioning Methods 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000003507 refrigerant Substances 0.000 claims description 39
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000005057 refrigeration Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 108010053481 Antifreeze Proteins Proteins 0.000 description 1
- 230000002528 anti-freeze Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 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
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/32—Supports for air-conditioning, air-humidification or ventilation units
-
- 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
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/14—Heat exchangers specially adapted for separate outdoor units
- F24F1/16—Arrangement or mounting thereof
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses an outdoor unit chassis, an air conditioning system and a control method of the outdoor unit chassis. By the arrangement, the outdoor unit chassis provided by the invention can effectively avoid the problem of icing.
Description
Technical field
The present invention relates to air-conditioning system technical field, more specifically to a kind of bottom plate of outdoor unit, air-conditioning system and its
Control method.
Background technology
Outdoor machine of air-conditioner on existing market is equipped with chassis structure, and chassis structure is used for the component and pipe for supporting unit
Road, it does not have other purposes.
When use environment temperature is relatively low, and air-conditioning is in heating mode, because outdoor temperature is relatively low, chassis easily freezes,
Chassis can freeze unit internal duct or component when freezing too high, influence unit reliability, and the chassis impeded drainage frozen,
Electrical safety can be influenceed.
Therefore, how the problem of chassis easily freezes is avoided, as those skilled in the art's important technology to be solved
Problem.
The content of the invention
It is an object of the invention to provide a kind of bottom plate of outdoor unit, air-conditioning system and its control method, what the present invention was provided
The problem of bottom plate of outdoor unit can be prevented effectively from icing.
A kind of bottom plate of outdoor unit that the present invention is provided, including chassis body and be arranged in the chassis body and can
The chassis heat exchanger exchanged heat with the chassis body.
Preferably, the chassis body includes bottom plate and is connected to the support member of the bottom plate lower face, the chassis
Heat exchanger is in contact with the lower face, and height of the bearing height more than the chassis heat exchanger of the support member.
Preferably, the chassis heat exchanger is heat exchange coil.
Preferably, the support member is the supporting plate for the edge for being supported on the bottom plate, and the supporting plate
Bearing of trend is consistent with the profile of the bottom plate.
Present invention also offers a kind of air-conditioning system, including compressor, outdoor heat exchanger, bottom plate of outdoor unit, indoor
Heat exchanger and it is connected between the compressor, the outdoor heat exchanger and the indoor heat exchanger, to control refrigerant
The valve pipeline system of stream, the bottom plate of outdoor unit is bottom plate of outdoor unit as above described in any one.
Preferably, the valve pipeline system includes being connected to the first interface of the chassis heat exchanger and the compressor
Exhaust outlet between the first refrigerant pipeline and be connected to the second interface of the chassis heat exchanger and exchanged heat with the indoor
The second refrigerant pipeline between device.
Preferably, first refrigerant pipeline or second refrigerant pipeline are provided with control valve.
Preferably, the control valve is electric expansion valve, and the bottom plate of outdoor unit is provided with temperature inductor, the air-conditioning system
Unite and the aperture of the electric expansion valve is controlled according to the temperature sensor of the temperature inductor.
Present invention also offers a kind of control method of air-conditioning system, based on air-conditioning system as described above, including：
When the air-conditioning system is in heating mode, the valve pipeline system controls the refrigerant of the compressor discharge
Enter the indoor heat exchanger after the chassis heat exchanger.
Preferably, when the air-conditioning system is in heating mode, the valve pipeline system controls the compressor row
The refrigerant gone out enters the indoor heat exchanger, while controlling the refrigerant of the compressor discharge after the chassis heat exchanger
It is directly entered the indoor heat exchanger.
Preferably, when the air-conditioning system is in refrigeration mode, the valve pipeline system controls the compressor row
The refrigerant gone out enters the indoor heat exchanger after the chassis heat exchanger.
Preferably, when the air-conditioning system is in refrigeration mode, the valve pipeline system controls the compressor row
The refrigerant gone out enters the indoor heat exchanger, while controlling the refrigerant of the compressor discharge after the chassis heat exchanger
Enter the indoor heat exchanger after into the outdoor heat exchanger.
In the technical scheme that the present invention is provided, chassis heat exchanger is provided with chassis body, wherein chassis body is used for
The component and pipeline of unit are carried, chassis heat exchanger is used to be connected with the pipe-line system of air-conditioning system.When air-conditioning system is in
During heating mode, the high temperature refrigerant that can discharge compressor by pipe-line system enters in the heat exchanger of chassis, even if extraneous temperature
Degree is relatively low, and chassis heat exchanger can distribute heat to chassis body, it is to avoid the problem of being frozen in chassis body.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is outdoor machine chassis structure schematic diagram in the embodiment of the present invention；
Fig. 2 is the exploded perspective view of outdoor machine chassis structure in the embodiment of the present invention；
Fig. 3 is air-conditioning system refrigerant flow schematic diagram in heating mode in the embodiment of the present invention；
Fig. 4 is air-conditioning system refrigerant flow schematic diagram in refrigeration mode in the embodiment of the present invention.
In Fig. 1-Fig. 4：
Chassis body -11, chassis heat exchanger -12, bottom plate -13, support member -14, compressor -15, outside are changed
Hot device -16, indoor heat exchanger -17, control valve -18.
Embodiment
The purpose of present embodiment is to provide a kind of bottom plate of outdoor unit, air-conditioning system and its control method, this hair
The problem of bottom plate of outdoor unit of bright offer can be prevented effectively from icing.
Hereinafter, embodiment is illustrated referring to the drawings.In addition, embodiments illustrated below is not to described in claim
The content of the invention rise any restriction effect.In addition, the full content of the composition represented by example below is not limited to as right
It is required that necessary to the solution of described invention.
Fig. 1-Fig. 4, the bottom plate of outdoor unit that the present embodiment is provided, including chassis body 11 and chassis heat exchanger 12 are refer to,
The effect of chassis body 11 is identical with the effect of bottom plate of outdoor unit body 11 of the prior art, i.e., for supporting outdoor unit device
Part and pipeline.
In the present embodiment, chassis heat exchanger 12 is arranged in chassis body 11, and chassis heat exchanger 12 can be with air-conditioning system
Compressor 15 be connected by pipe-line system, compressor 15 discharge high-temperature gas can enter in chassis heat exchanger 12,
To be exchanged heat with chassis body 11.
It is arranged such, the technical scheme that the present embodiment is provided, when air-conditioning system is in heating mode, passes through pipe-line system
The high temperature refrigerant that can discharge compressor 15 enters in chassis heat exchanger 12, even if ambient temperature is relatively low, chassis heat exchanger 12
It can conduct heat in chassis body 11, it is to avoid the problem of being frozen in chassis body 11.
In the present embodiment, chassis body 11 can include being provided with bottom plate 13, bottom plate 13 and be used to carry unit device
Groove, specific bottom plate 13 can be sheet metal component.
Support member 14 is supported on the lower surface of bottom plate 13, from the bottom supporting bottom plate 13 of bottom plate 13, chassis heat exchanger 12
It can be connected to by the mode such as welding, snapping connection on the lower surface of bottom plate 13.Support member 14 is supported under bottom plate 13
Surface, support member 14 is used for the weight for carrying outdoor unit unit, and the bearing height of support member 14 needs to be higher than chassis
The height of heat exchanger 12, being acted on the weight for avoiding unit on chassis heat exchanger 12 causes the problem of it is deformed.
Chassis heat exchanger 12 can be specially heat exchange tube structure, and heat exchanger tube can in the shape of a spiral or repeatedly roundabout shape, peace
Chassis heat exchanger 12 is directly contacted with bottom plate 13 during dress, to ensure higher heat exchange efficiency.Or, chassis heat exchanger 12
Can be specially the structures such as heat exchanger fin.
In other embodiments, chassis heat exchanger 12 can also use electric heating heat exchanger, and electric heating heat exchanger is added by electricity
Hot mode carries out heating deicing to chassis.
Above-mentioned support member 14 can be specially the supporting plate for the edge for being supported on bottom plate 13, and the plate face of supporting plate can
It is vertically arranged with the mainboard face with bottom plate 13 or setting in a certain angle, and supporting plate is alternatively sheet metal structural, supporting plate
Can be consistent with the profile of bottom plate 13 for the profile of frame like structure and frame like structure.
It is arranged such, chassis heat exchanger 12 can be centered around inside it by supporting plate while playing a supporting role, rises
To the effect of protection chassis heat exchanger 12.
The present embodiment additionally provides a kind of air-conditioning system, including compressor 15, outdoor heat exchanger 16, bottom plate of outdoor unit,
Indoor heat exchanger 17 and be connected between compressor 15, outdoor heat exchanger 16 and indoor heat exchanger 17, it is cold to control
The valve pipeline system of matchmaker's stream.
It should be noted that the valve pipeline system phase of above-mentioned valve pipeline system and air-conditioning system of the prior art
Together, including pipe-line system and valve system.By control valve pipe-line system, the stream of refrigerant can be controlled, and then realize empty
The refrigeration of adjusting system, heat isotype.
The concrete principle of valve pipeline system may be referred to the valve pipeline system of air-conditioning system of the prior art, herein
No longer repeated.
In the present embodiment, bottom plate of outdoor unit is that the bottom plate of outdoor unit described in example is performed as described above.In addition, in the present embodiment,
Valve pipeline system is in addition to the valve pipeline system identical part with air-conditioning system of the prior art, in addition to is connected to
The first refrigerant pipeline between the first interface of chassis heat exchanger 12 and the exhaust outlet of compressor 15 and it is connected to chassis heat exchange
The second refrigerant pipeline between the second interface and indoor heat exchanger 17 of device 12.It is arranged such, chassis heat exchanger 12 is connected into
In air-conditioning system.
In addition, controlling for convenience, control valve 18 is provided with above-mentioned first refrigerant pipeline or the second refrigerant pipeline.
It is arranged such, the air-conditioning system that the present embodiment is provided can realize bottom plate of outdoor unit anti-caking by following control method
Ice.
When air-conditioning system is in heating mode, the refrigerant that valve pipeline system control compressor 15 is discharged is changed by chassis
Enter indoor heat exchanger 17 after hot device 12.
Further, when air-conditioning system is in heating mode, the refrigerant that valve pipeline system control compressor 15 is discharged
Enter indoor heat exchanger 17 after chassis heat exchanger 12, while the refrigerant for controlling compressor 15 to discharge is directly entered indoor
Heat exchanger 17.Specific refrigerant flow can be as shown in Figure 3.
That is, when air-conditioning system is in heating mode, the high temperature refrigerant of the exhaust outlet discharge of compressor 15 is segmented into two
Road, wherein being directly entered indoor heat exchanger 17 all the way, another road exchanges heat by entering back into indoor after chassis heat exchanger 12
Device 17.
Certainly, when air-conditioning system is in heating mode, and bottom plate of outdoor unit do not need deicing or anti-freeze+when, can close
Close control valve 18, it is to avoid the waste of refrigerant heat.
Further, as user needs accurately to control the temperature of bottom plate of outdoor unit, prevent chassis from freezing in advance, can
So that above-mentioned control valve 18 is set into electric expansion valve, by the aperture of the temperature feedback control electric expansion valve on chassis, pass through
The flow of control refrigerant realizes the accurate control of chassis temperature, so can prevent chassis from freezing in advance.Such as, when the temperature on chassis
When degree is higher, the aperture that can control electric expansion valve reduces, when the temperature on chassis is relatively low, can control the aperture of electric expansion valve
Increase.
In addition, in the present embodiment, when air-conditioning system is in refrigeration mode, valve pipeline system can control compressor 15
The refrigerant of discharge enters indoor heat exchanger 17 after chassis heat exchanger 12, or, while controlling the cold of the discharge of compressor 15
Matchmaker, which enters, enters indoor heat exchanger 17 after outdoor heat exchanger 16, as shown in Figure 4.
It is arranged such, when air-conditioning system is in refrigeration mode, chassis heat exchanger 12 can also be used as condenser, be improved
The refrigerating efficiency of air-conditioning system.
The present embodiment additionally provides a kind of control method of air-conditioning system, specifically with the air-conditioning system in above-described embodiment
Control process is identical, is no longer repeated herein.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (12)
1. a kind of bottom plate of outdoor unit, it is characterised in that including chassis body (11) and be arranged in the chassis body (11) and
The chassis heat exchanger (12) that can be exchanged heat with the chassis body (11).
2. bottom plate of outdoor unit as claimed in claim 1, it is characterised in that the chassis body (11) includes bottom plate (13) and connected
The support member (14) of the bottom plate (13) lower face is connected on, the chassis heat exchanger (12) is in contact with the lower face, and
The bearing height of the support member (14) is more than the height of the chassis heat exchanger (12).
3. bottom plate of outdoor unit as claimed in claim 1 or 2, it is characterised in that the chassis heat exchanger (12) is heat exchange coil.
4. bottom plate of outdoor unit as claimed in claim 1, it is characterised in that the support member (14) is to be supported on the bottom plate
(13) supporting plate of edge, and the bearing of trend of the supporting plate is consistent with the profile of the bottom plate (13).
5. a kind of air-conditioning system, including compressor (15), outdoor heat exchanger (16), bottom plate of outdoor unit, indoor heat exchanger
(17) and be connected between the compressor (15), the outdoor heat exchanger (16) and the indoor heat exchanger (17),
To control the valve pipeline system of refrigerant flow, it is characterised in that the bottom plate of outdoor unit is such as any one of claim 1-4 institutes
The bottom plate of outdoor unit stated.
6. air-conditioning system as claimed in claim 5, it is characterised in that the valve pipeline system includes being connected to the chassis
The first refrigerant pipeline between the first interface of heat exchanger (12) and the exhaust outlet of the compressor (15) and it is connected to described
The second refrigerant pipeline between the second interface and the indoor heat exchanger (17) of chassis heat exchanger (12).
7. air-conditioning system as claimed in claim 6, it is characterised in that first refrigerant pipeline or second refrigerant pipeline
It is provided with control valve (18).
8. air-conditioning system as claimed in claim 7, it is characterised in that the control valve (18) is electric expansion valve, the room
Outer machine chassis is provided with temperature inductor, and the air-conditioning system controls the electronics swollen according to the temperature sensor of the temperature inductor
The aperture of swollen valve.
9. a kind of control method of air-conditioning system, it is characterised in that based on the air-conditioning system as described in claim any one of 5-8
System, it is characterised in that including：
When the air-conditioning system is in heating mode, the valve pipeline system controls the refrigerant of compressor (15) discharge
Enter the indoor heat exchanger (17) after the chassis heat exchanger (12).
10. the control method of air-conditioning system as claimed in claim 9, it is characterised in that heated when the air-conditioning system is in
During pattern, the valve pipeline system controls the refrigerant of compressor (15) discharge laggard by the chassis heat exchanger (12)
Enter the indoor heat exchanger (17), while the refrigerant for controlling the compressor (15) to discharge is directly entered the indoor heat exchange
Device (17).
11. the control method of the air-conditioning system as described in claim 9 or 10, it is characterised in that when the air-conditioning system is in
During refrigeration mode, the valve pipeline system controls the refrigerant of compressor (15) discharge to pass through the chassis heat exchanger (12)
Enter the indoor heat exchanger (17) afterwards.
12. the control method of air-conditioning system as claimed in claim 11, it is characterised in that when the air-conditioning system is in refrigeration
During pattern, the valve pipeline system controls the refrigerant of compressor (15) discharge laggard by the chassis heat exchanger (12)
Enter the indoor heat exchanger (17), while the refrigerant for controlling the compressor (15) to discharge enters the outdoor heat exchanger
(16) indoor heat exchanger (17) is entered afterwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710620501.3A CN107192117A (en) | 2017-07-26 | 2017-07-26 | Outdoor unit chassis, air conditioning system and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710620501.3A CN107192117A (en) | 2017-07-26 | 2017-07-26 | Outdoor unit chassis, air conditioning system and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107192117A true CN107192117A (en) | 2017-09-22 |
Family
ID=59885087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710620501.3A Pending CN107192117A (en) | 2017-07-26 | 2017-07-26 | Outdoor unit chassis, air conditioning system and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107192117A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775636A (en) * | 2018-08-03 | 2018-11-09 | 珠海格力电器股份有限公司 | Outdoor unit chassis structure of air conditioner, outdoor unit of air conditioner and air conditioner |
| CN109084412A (en) * | 2018-08-23 | 2018-12-25 | 奥克斯空调股份有限公司 | A kind of control method and air conditioner of air conditioner |
| CN110006154A (en) * | 2019-05-05 | 2019-07-12 | 珠海格力电器股份有限公司 | Deicing device, air conditioner outdoor unit and deicing control method |
| CN111197819A (en) * | 2018-11-16 | 2020-05-26 | 奥克斯空调股份有限公司 | Air conditioner outdoor unit, air conditioner and control method of air conditioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5275008A (en) * | 1991-12-11 | 1994-01-04 | Samsung Electronics Co., Ltd. | Air conditioner with auxillary condenser defrost |
| KR20040098275A (en) * | 2003-05-14 | 2004-11-20 | 엘지전자 주식회사 | Thawing device of drain for outside unit of air-conditioner |
| KR20040098276A (en) * | 2003-05-14 | 2004-11-20 | 엘지전자 주식회사 | Thawing structure of drain for outside unit of air-conditioner |
| JP2005049002A (en) * | 2003-07-28 | 2005-02-24 | Matsushita Electric Ind Co Ltd | Air conditioner |
| CN104279646A (en) * | 2013-07-01 | 2015-01-14 | 广东美的制冷设备有限公司 | Outdoor unit of air conditioner, base plate assembly of outdoor unit and defrosting method for outdoor unit of air conditioner |
| CN207230897U (en) * | 2017-07-26 | 2018-04-13 | 珠海格力电器股份有限公司 | Outdoor unit chassis and air conditioning system |
-
2017
- 2017-07-26 CN CN201710620501.3A patent/CN107192117A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5275008A (en) * | 1991-12-11 | 1994-01-04 | Samsung Electronics Co., Ltd. | Air conditioner with auxillary condenser defrost |
| KR20040098275A (en) * | 2003-05-14 | 2004-11-20 | 엘지전자 주식회사 | Thawing device of drain for outside unit of air-conditioner |
| KR20040098276A (en) * | 2003-05-14 | 2004-11-20 | 엘지전자 주식회사 | Thawing structure of drain for outside unit of air-conditioner |
| JP2005049002A (en) * | 2003-07-28 | 2005-02-24 | Matsushita Electric Ind Co Ltd | Air conditioner |
| CN104279646A (en) * | 2013-07-01 | 2015-01-14 | 广东美的制冷设备有限公司 | Outdoor unit of air conditioner, base plate assembly of outdoor unit and defrosting method for outdoor unit of air conditioner |
| CN207230897U (en) * | 2017-07-26 | 2018-04-13 | 珠海格力电器股份有限公司 | Outdoor unit chassis and air conditioning system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775636A (en) * | 2018-08-03 | 2018-11-09 | 珠海格力电器股份有限公司 | Outdoor unit chassis structure of air conditioner, outdoor unit of air conditioner and air conditioner |
| CN109084412A (en) * | 2018-08-23 | 2018-12-25 | 奥克斯空调股份有限公司 | A kind of control method and air conditioner of air conditioner |
| CN111197819A (en) * | 2018-11-16 | 2020-05-26 | 奥克斯空调股份有限公司 | Air conditioner outdoor unit, air conditioner and control method of air conditioner |
| CN111197819B (en) * | 2018-11-16 | 2021-08-17 | 奥克斯空调股份有限公司 | Air conditioner outdoor unit, air conditioner and control method of air conditioner |
| CN110006154A (en) * | 2019-05-05 | 2019-07-12 | 珠海格力电器股份有限公司 | Deicing device, air conditioner outdoor unit and deicing control method |
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Application publication date: 20170922 |
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