CN104819331B - Sealing shroud, air-conditioning valve member and air conditioner for air-conditioning valve - Google Patents
Sealing shroud, air-conditioning valve member and air conditioner for air-conditioning valve Download PDFInfo
- Publication number
- CN104819331B CN104819331B CN201510268768.1A CN201510268768A CN104819331B CN 104819331 B CN104819331 B CN 104819331B CN 201510268768 A CN201510268768 A CN 201510268768A CN 104819331 B CN104819331 B CN 104819331B
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- Prior art keywords
- valve
- air
- sealing shroud
- sleeve body
- sealing
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/12—Covers for housings
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
-
- 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
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F2013/221—Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Gasket Seals (AREA)
- Valve Housings (AREA)
Abstract
The present invention relates to a kind of sealing shroud, air-conditioning valve member and air conditioner for air-conditioning valve, wherein, the sealing shroud is configured to it and is internally formed chamber with surrounding environment hermetic seal, for will in it arrangement air-conditioning valve.When the cold-producing medium stream in air conditioner is through valve; valve temperature is influenceed and declined by refrigerant; the sealing shroud that the present invention is provided is by valve gas closed protective; completely cut off with external environment; including the condensation source isolation with external environment; it effectively can either prevent condensation from dripping, anti-corrosion is moistureproof, play a part of protecting valve again.
Description
Technical field
The present invention relates to air-conditioning device field, more particularly to a kind of sealing shroud, air-conditioning valve member for air-conditioning valve
And air conditioner.
Background technology
The valve of the outdoor unit of existing detachable air conditioner is outside housing, in open-air atmosphere, when air conditioner fortune
During row, valve forms cold and hot energy exchange with external environment, and the smog that cold and hot energy exchange is produced is easily solidifying with outer boundry particle etc.
Knot source combines and condenses into water droplet, causes valve for a long time in extraneous wet environment, easy oxide etch, and water droplet is random
Drip or blow out from valve, body, building or surrounding environment can be got wet.
As shown in figure 1, in the prior art, in order to protect valve, valve is provided with the side plate 1 ' of the outdoor unit of air conditioner
Door closure 2 ', valve 3 ' is located at by valve cover 2 ' in, flow guiding structure 4 ' is provided with the position A of valve cover 2 ' (such as Fig. 2 institutes
Show), when air conditioner is run, the water droplet that formation is condensed on valve 3 ' is dropped onto on valve cover 2 ', passes through the drainage of flow guiding structure 4 '
To the chassis of the outdoor unit of air conditioner.The structure of above-mentioned setting valve cover 2 ' can protect valve 3 ', and energy to a certain extent
Enough avoid water droplet from arbitrarily dripping and get body, building and surrounding environment wet, but can not solve to condense on valve 3 ' forms water droplet
Problem, valve 3 ' constantly drips, for a long time in extraneous wet environment, easy oxide etch.
Also, current valve cover is wholely set with handle, handle has the effect for being easy to extract outdoor unit, and has
The effect of electric electrical wire interface is protected, therefore, handle generally uses fire proofing material, and the valve cover being wholely set with handle is generally also
Fire proofing material is used, and uses fire proofing material cost high；And valve cover is wholely set with handle, space-consuming is big.
The content of the invention
The purpose of the present invention is to propose to a kind of sealing shroud, air-conditioning valve member and air conditioner for air-conditioning valve, its energy
Enough it is prevented effectively from air-conditioning valve condensation to drip, moisture-proof anticorrosive.
To achieve the above object, the invention provides a kind of sealing shroud for air-conditioning valve, the sealing shroud is constructed
Be internally formed chamber with surrounding environment hermetic seal into it, for will in it arrangement air-conditioning valve.
One preferably or in alternative embodiment, the sealing shroud includes the first valve sleeve body and the second valve sleeve body, described first
Valve sleeve body and second valve sleeve body are provided with the sealing fastening structure cooperated.
One preferably or in alternative embodiment, the sealing fastening structure includes fastening structure, and the fastening structure includes
The groove being located on first valve sleeve body and the respective bump being arranged on second valve sleeve body, the projection can
It is joined in the groove first valve sleeve body and second valve sleeve body being locked together with ground.
One preferably or in alternative embodiment, the cross section of the groove and the projection is trapezoidal, and the groove is by structure
Cause to become narrow gradually from bottom land to groove top so that the projection can be locked in the groove.
One preferably or in alternative embodiment, the sealing fastening structure includes sealing structure, and the sealing structure includes
The first contact surface and circumferentially edge is arranged on second valve that circumferentially edge is arranged on first valve sleeve body
The second contact surface on body, the closing line between first contact surface and second contact surface is curve or broken line.
One preferably or in alternative embodiment, the closing line between first contact surface and second contact surface includes
Horizontal segment, and connect the L-type broken line of the horizontal segment and the fastening structure.
One preferably or in alternative embodiment, multiple fastening structures are arranged on the sealing fastening structure at interval
Outer circumferential on.
One preferably or in alternative embodiment, the sealing shroud is made of rubber.
One preferably or in alternative embodiment, the rubber is ethylene propylene diene rubber.
To achieve the above object, present invention also offers a kind of air-conditioning valve member, it includes air-conditioning valve and above-mentioned
Sealing shroud in one embodiment, the air-conditioning valve is located in the sealing shroud relative to surrounding environment hermetic seal.
To achieve the above object, present invention also offers a kind of air conditioner, it includes indoor set and outdoor unit, the outdoor
Machine is provided with the air-conditioning valve member in any of the above-described embodiment.
Based on above-mentioned technical proposal, the present invention at least has the advantages that：
The sealing shroud that the present invention is provided can completely cut off the condensation source of air-conditioning valve and external environment including external environment,
Air-conditioning valve condensation can either be prevented effectively to drip, moisture-proof anticorrosive, can play a part of protecting air-conditioning valve again.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation that valve cover is set outside valve of the prior art；
Fig. 2 is the schematic diagram of the flow guiding structure of A settings in position in Fig. 1；
The exploded perspective view of air-conditioning valve and sealing shroud is set on the outdoor unit for the air conditioner that Fig. 3 provides for the present invention；
The schematic front view of air-conditioning valve and sealing shroud is set on the outdoor unit for the air conditioner that Fig. 4 provides for the present invention；
The schematic side view of air-conditioning valve and sealing shroud is set on the outdoor unit for the air conditioner that Fig. 5 provides for the present invention；
The schematic top plan view of air-conditioning valve and sealing shroud is set on the outdoor unit for the air conditioner that Fig. 6 provides for the present invention；
Sealing shroud and the schematic cross-section after the assembling of air-conditioning valve that Fig. 7 provides for the present invention；
Sealing shroud and the section close-up schematic view after the assembling of air-conditioning valve that Fig. 8 provides for the present invention.
Label in accompanying drawing：
1 '-side plate；2 '-valve cover；3 '-valve；4 '-flow guiding structure；The position of A- valve covers；
1- sealing shrouds；The valve sleeve bodies of 11- first；The valve sleeve bodies of 12- second；2- air-conditioning valves；3- fastening structures；31- grooves；
32- projections；4- sealing structures；41- straightways；42-L type broken lines；5- outdoor unit right plates；6- valve trip bolts.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in embodiment is clearly and completely retouched
State.Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on this hair
Bright embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " is based on accompanying drawing institutes
The orientation or position relationship shown, is for only for ease of the description present invention and simplifies description, rather than indicate or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to present invention protection
The limitation of scope.
As shown in figure 3, the illustrative examples of the sealing shroud 1 provided for the present invention, in the illustrative examples, sealing
Set 1 is configured to it and is internally formed chamber with surrounding environment hermetic seal, for will in it arrangement air-conditioning valve 2.The present invention
The hermetic seal of air-conditioning valve 2 can be packaged in interior (as shown in figures 4-6) by the sealing shroud 1 of offer, completely cut off with external environment, including
Completely cut off with the condensation source of external environment, when the cold-producing medium stream in air conditioner is through air-conditioning valve 2, the temperature system of air-conditioning valve 2
Cryogen influences and declined, and sealing shroud 1 protects the hermetic seal of air-conditioning valve 2, can either effectively prevent that condensation from dripping, guarantor is played again
Protect the effect of air-conditioning valve 2.
Alternatively, the sealing shroud 1 that the present invention is provided can be made of rubber, and inventor is done using common nitrile rubber
Experiment：In enterprise mark outside (referring to simulate outdoor temperature and environment in the lab, be allowed to as outdoor) most severe 27/24
Test has 5 to drip drippage for 4 hours under operating mode, without condensation water inside sealing shroud 1, and simply there is a little condensation water on the surface of sealing shroud 1, sky
Valve 2 is adjusted to be not in wet environment, therefore, can by the sealing shroud 1 provided in the outer setting present invention of air-conditioning valve 2
It is prevented effectively from the condensation of air-conditioning valve 2 to drip, moisture-proof anticorrosive, and protection air-conditioning valve 2 can be played a part of.
27/24 above-mentioned operating mode is worst condensation operating mode in enterprise's mark, and 27/24 operating mode refers to enterprise's mark i.e. company standard
Air conditioner external condensation operating mode, 27 refer to 27 degree of the dry-bulb temperature for the outside air intake state that standard cooling condition is determined, 24 are
24 degree of the wet-bulb temperature for the outside air intake state that the quasi- cooling condition of index is determined.
As shown in figure 3, the sealing shroud 1 that the present invention is provided is split-type structural, it includes the first valve sleeve body 11 and the second valve
Body 12, the first valve sleeve body 11 and the second valve sleeve body 12 are provided with the sealing fastening structure cooperated, the first valve sleeve body 11 and the
The hermetic seal of air-conditioning valve 2 can be packaged in interior (as shown in figures 4-6) by two valve sleeve bodies 12 by sealing after fastening structure fastening.
Because each air-conditioning valve 2 needs to be correspondingly arranged a sealing shroud 1, and sealing shroud 1 is split-type structural, i.e., each sealing shroud 1
Include the first valve sleeve body 11 and the second valve sleeve body 12 cooperated, it is therefore, shown in figure 3 that there are two air-conditioning valves
(illustrated in the case of 2 as example, but not limited to this), two sealing shrouds 1 are set the need for correspondence, therefore, with two
Cover the first valve sleeve body 11 and the second valve sleeve body 12 cooperated.
The sealing shroud 1 that the present invention is provided is split-type structural, makes the first valve pocket by the sealing fastening structure of mutual cooperation
The valve sleeve body 12 of body 11 and second fastens sealing locking, the processing of sealing shroud 1, easy for installation.
As shown in Figure 7, Figure 8, for the ease of the first valve sleeve body 11 and the stronger fastening of the second valve sleeve body 12, sealing is fastened
Structure includes fastening structure 3, and fastening structure 3 includes being arranged on groove 31 on the first valve sleeve body 11, and corresponding is arranged on
Projection 32 on second valve sleeve body 12, or, fastening structure 3 includes the projection 32 being arranged on the first valve sleeve body 11, and right
The groove 31 being arranged on the second valve sleeve body 12 answered.Projection 32 can be matchingly joined in groove 31 with by the first valve sleeve body
11 and second valve sleeve body 12 be locked together.The fastening structure 3 cooperated using above-mentioned groove 31 with projection 32 is relative to adopting
The form such as it is connected with, it is easy to assembly, save cost, and good sealing effect.
On the basis of above-described embodiment, the cross section of groove 31 and projection 32 can be trapezoidal, and groove 31 is constructed
Become narrow gradually into from bottom land to groove top so that projection 32 can be locked in groove 31, further increase the first valve sleeve body
11 and the second fastening locking effect between valve sleeve body 12.
As shown in Figure 7, Figure 8, in order that having better seal effect between the first valve sleeve body 11 and the second valve sleeve body 12,
Sealing fastening structure also includes sealing structure 4, and sealing structure 4 includes that circumferentially edge is arranged on the first valve sleeve body 11
One contact surface and circumferentially edge are arranged on the second contact surface on the second valve sleeve body 12, the first contact surface and the second contact surface
Between closing line can be curve or broken line.
Further, the closing line between the first contact surface and the second contact surface can include horizontal segment 41, and connection
The L-type broken line 42 of horizontal segment 41 and fastening structure 3.The joint line of other forms can certainly be selected.
Alternatively, multiple fastening structures 3 are arranged on the outer circumferential of sealing fastening structure at interval, specifically, many
Individual fastening structure 3 can be arranged on the outer circumferential of sealing structure 4 at interval, and the outer circumferential of such as sealing structure 4 is set
Put four fastening structures 3, the dense block compact form cooperated using sealing structure 4 and fastening structure 3, can not only have compared with
Good fastening effect, and good airproof performance.
In addition, the sealing shroud 1 that the present invention is provided is in addition to using above-mentioned sealing structure 4 and fastening structure 3, its material
It is required that with weather-proof, and heat insulating coefficient is higher or heat-proof quality is relatively good, can prevent aging rubber synthetic material or its
The material that he has similar performance is made, in the present embodiment, and the first valve sleeve body 11 and the second valve sleeve body 12 use elastomeric material
It is made, it is preferred to use ethylene propylene diene monomer (EPDM) material is made, the weather-proof heat insulating coefficient of ethylene propylene diene monomer (EPDM) material is high.By experiment card
It is bright, the heat insulating coefficient 0.2 of ethylene propylene diene monomer (EPDM) material, the internal not condensation under 27/24 operating mode, outside can condensation but do not drip or
Drip little water.
In above-described embodiment, from the first valve sleeve body 11 from the aspect of cost materials, 26S Proteasome Structure and Function and the second valve sleeve body 12
Thickness, it is outside condensation but can not to drip or drip the purpose of little water as long as reaching under 27/24 operating mode internal not condensation
, remaining is according to assembling structure and Cost Design.
Further, the wall thickness range of the first valve sleeve body 11 can be 1mm~10mm, the wall thickness range of the second valve sleeve body 12
Can also be 1mm~10mm.The preferred thickness of the wall thickness of first valve sleeve body 11 and the second valve sleeve body 12 is 5mm, because empty by installing
Between limitation, locally can be a little thick with thinner the latter.
Because in the prior art, valve cover is set with handle disjunctor, and needed at the electric electric line outlets of handle protection anti-
Fire, therefore, handle and valve cover use refractory material, and the sealing shroud 1 that the present invention is provided separately is independently arranged with handle, is sealed
Set 1 need not have fire-proof function, and by setting sealing shroud 1 to reduce cost, reduce space-consuming.
The specific setting that the air-conditioning valve 2 on the outdoor unit for the air conditioner that the present invention is provided and sealing shroud 1 is set forth below is real
Apply example.
As shown in figure 3, using the outdoor unit right plate 5 of air conditioner as substrate, two are provided with the outdoor unit of air conditioner
Air-conditioning valve 2, two air-conditioning valves 2 can be fastened on outdoor unit right plate 5 by valve trip bolt 6, then used
Two sealing shrouds 1 (including the first valve sleeve body 11 and the second valve sleeve body 12) are corresponding to be held on two air-conditioning valves 2, is played
Prevent the condensation of air-conditioning valve 2 from dripping and protect the effect of air-conditioning valve 2.It will be recognized by those skilled in the art that air-conditioning valve 2
Quantity is set it is of course possible to change according to actual needs, and the specific size of the corresponding sealing shroud 1 of each air-conditioning valve 2 is big
It is small, and its corresponding structure construction can be according to the concrete structure of air-conditioning valve 2 progress accommodation.
As shown in figures 4-6, air-conditioning valve 2 is packaged in interior by sealing shroud 1 relative to surrounding environment hermetic seal.
Present invention also offers a kind of illustrated embodiment of air-conditioning valve member, in the illustrative examples, air control valve
Door component includes the sealing shroud 1 in air-conditioning valve 2 and any of the above-described embodiment, and air-conditioning valve 2 is located at relative to surrounding environment gas
In sealed sealing shroud 1.
Present invention also offers a kind of illustrated embodiment of air conditioner, in the illustrative examples, air conditioner includes room
The air-conditioning valve member in any of the above-described embodiment is provided with interior machine and outdoor unit, outdoor unit.Dispatch from the factory installation when, by outdoor unit
After being connected with pipeline, sealing shroud 1 is fastened on air-conditioning valve 2.
In the description of the invention, it is to be understood that limit parts using the word such as " first ", " second ", only
It is for only for ease of and above-mentioned parts is distinguished, such as without Stated otherwise, above-mentioned word does not have particular meaning, therefore not
It is understood that as limiting the scope of the invention.
Finally it should be noted that:The above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof；To the greatest extent
The present invention is described in detail with reference to preferred embodiments for pipe, those of ordinary skills in the art should understand that：Still
The embodiment of the present invention can be modified or equivalent substitution is carried out to some technical characteristics；Without departing from this hair
The spirit of bright technical scheme, it all should cover among claimed technical scheme scope of the invention.
Claims (8)
1. a kind of sealing shroud for air-conditioning valve, it is characterised in that：The sealing shroud (1) is configured to it and is internally formed and week
The chamber of collarette border hermetic seal, for air-conditioning valve (2) will to be arranged in it；
The sealing shroud (1) includes the first valve sleeve body (11) and the second valve sleeve body (12), first valve sleeve body (11) and described
Second valve sleeve body (12) is provided with the sealing fastening structure cooperated；
The sealing fastening structure includes fastening structure (3), and the fastening structure (3) includes being located at first valve sleeve body (11)
On groove (31) and the respective bump (32) that is arranged on second valve sleeve body (12), the projection (32) can match
Ground is joined in the groove (31) first valve sleeve body (11) and second valve sleeve body (12) being locked together；
The sealing fastening structure includes sealing structure (4), and the sealing structure (4) is arranged on described including circumferentially edge
What the first contact surface on the first valve sleeve body (11) and circumferentially edge were arranged on second valve sleeve body (12) second connects
Contacting surface, the closing line between first contact surface and second contact surface is curve or broken line.
2. sealing shroud as claimed in claim 1, it is characterised in that：The cross section of the groove (31) and the projection (32) is
Trapezoidal, the groove (31) is configured to become narrow gradually from bottom land to groove top so that the projection (32) can be locked in institute
State in groove (31).
3. sealing shroud as claimed in claim 1, it is characterised in that：Between first contact surface and second contact surface
Closing line includes horizontal segment (41), and connects the L-type broken line (42) of the horizontal segment (41) and the fastening structure (3).
4. sealing shroud as claimed in claim 1, it is characterised in that：Multiple fastening structures (3) are arranged on institute at interval
On the outer circumferential for stating sealing fastening structure.
5. sealing shroud as claimed in claim 1, it is characterised in that：The sealing shroud (1) is made of rubber.
6. sealing shroud as claimed in claim 5, it is characterised in that：The rubber is ethylene propylene diene rubber.
7. a kind of air-conditioning valve member, it is characterised in that：Including air-conditioning valve (2) and as described in any one of claim 1~6
Sealing shroud (1), the air-conditioning valve (2) is located in the sealing shroud (1) relative to surrounding environment hermetic seal.
8. a kind of air conditioner, including indoor set and outdoor unit, it is characterised in that：The outdoor unit is provided with as claimed in claim 7
Air-conditioning valve member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510268768.1A CN104819331B (en) | 2015-05-22 | 2015-05-22 | Sealing shroud, air-conditioning valve member and air conditioner for air-conditioning valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510268768.1A CN104819331B (en) | 2015-05-22 | 2015-05-22 | Sealing shroud, air-conditioning valve member and air conditioner for air-conditioning valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104819331A CN104819331A (en) | 2015-08-05 |
| CN104819331B true CN104819331B (en) | 2017-10-17 |
Family
ID=53729728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510268768.1A Active CN104819331B (en) | 2015-05-22 | 2015-05-22 | Sealing shroud, air-conditioning valve member and air conditioner for air-conditioning valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104819331B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112432258B (en) * | 2020-12-08 | 2022-06-10 | 合肥美的暖通设备有限公司 | Refrigerant cuts device and air conditioning system |
| CN112432257B (en) * | 2020-12-08 | 2022-06-07 | 合肥美的暖通设备有限公司 | Refrigerant cuts device and air conditioning system |
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| CN87209911U (en) * | 1987-06-05 | 1988-06-29 | 湖北省随州市化工设计研究所 | Double insulation material combined type cellpacking of thermodynamic pipeline |
| CN2390057Y (en) * | 1999-09-21 | 2000-08-02 | 黄岩益华制冷空调阀门厂 | Temp.-controlled drain valve for window type cold and hot air conditioner |
| CN1611826A (en) * | 2003-10-29 | 2005-05-04 | 河南东风电力工程有限公司 | Valve protective cover |
| CN202254194U (en) * | 2011-09-22 | 2012-05-30 | 海信（山东）空调有限公司 | Stop valve cover for air conditioners |
| CN202853077U (en) * | 2012-09-17 | 2013-04-03 | 南方英特空调有限公司 | Upper and lower shell body groove matching structure of automobile air conditioning box body |
| CN204900999U (en) * | 2015-05-22 | 2015-12-23 | 珠海格力电器股份有限公司 | Air conditioner valve subassembly and air conditioner |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07293924A (en) * | 1994-04-20 | 1995-11-10 | Fujitsu General Ltd | Indoor unit of air conditioner |
| KR20100084000A (en) * | 2009-01-15 | 2010-07-23 | 엘지전자 주식회사 | Air conditioner |
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2015
- 2015-05-22 CN CN201510268768.1A patent/CN104819331B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87209911U (en) * | 1987-06-05 | 1988-06-29 | 湖北省随州市化工设计研究所 | Double insulation material combined type cellpacking of thermodynamic pipeline |
| CN2390057Y (en) * | 1999-09-21 | 2000-08-02 | 黄岩益华制冷空调阀门厂 | Temp.-controlled drain valve for window type cold and hot air conditioner |
| CN1611826A (en) * | 2003-10-29 | 2005-05-04 | 河南东风电力工程有限公司 | Valve protective cover |
| CN202254194U (en) * | 2011-09-22 | 2012-05-30 | 海信（山东）空调有限公司 | Stop valve cover for air conditioners |
| CN202853077U (en) * | 2012-09-17 | 2013-04-03 | 南方英特空调有限公司 | Upper and lower shell body groove matching structure of automobile air conditioning box body |
| CN204900999U (en) * | 2015-05-22 | 2015-12-23 | 珠海格力电器股份有限公司 | Air conditioner valve subassembly and air conditioner |
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| Publication number | Publication date |
|---|---|
| CN104819331A (en) | 2015-08-05 |
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