CN106382373A - Cutoff valve and air conditioner - Google Patents
Cutoff valve and air conditioner Download PDFInfo
- Publication number
- CN106382373A CN106382373A CN201610917446.XA CN201610917446A CN106382373A CN 106382373 A CN106382373 A CN 106382373A CN 201610917446 A CN201610917446 A CN 201610917446A CN 106382373 A CN106382373 A CN 106382373A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve element
- return ring
- installing port
- described valve
- 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
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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- 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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
Abstract
The invention discloses a cutoff valve and an air conditioner. The cutoff valve comprises a valve body and a valve element. The valve body has a valve cavity containing the valve element and a mounting port communicated with the valve cavity and allowing the valve element to be mounted into the valve cavity. The cutoff valve further comprises a check ring, which is arranged in the valve cavity and used for limiting the valve element from exiting the valve cavity from the mounting port; and a bulge which is arranged on a section of side wall of the valve body between the mounting port and the check ring, and used for limiting the valve element from exiting the valve cavity from the mounting port. The check ring is arranged as a first line of defense to limit the valve element from flying out, and the bulge is arranged on the valve body as a second line of defense to realize a function of limiting the valve element from flying out after the check ring is failed.
Description
Technical field
The present invention relates to field of air conditioning, particularly to a kind of stop valve and air-conditioner.
Background technology
With the growth in the living standard of people, increasing people uses air-conditioning, the refrigeration of air-conditioning and heating substantially all
It is that cycle heat exchange is realized in pipe-line system by coolant, and the current intelligence of coolant to control typically by stop valve.
At present, the valve element of stop valve is all setting Non-return ring at the valve element installing port on valve body, to limit valve element from installation
Mouth flies out, and because valve element is that there is larger pressure in action component, and pipe-line system, when Non-return ring lost efficacy, valve element can
Can fly out from installing port, there is great potential safety hazard.
Content of the invention
The main object of the present invention is to propose a kind of stop valve it is intended to solve to fly from valve body when Non-return ring inefficacy back valve core
The problem going out.
For achieving the above object, a kind of stop valve proposed by the present invention, including valve body and valve element, described valve body has accommodating
The valve pocket of described valve element and connect described valve pocket and load installing port in described valve pocket for described valve element it is characterised in that
Described stop valve also includes：Non-return ring, is arranged in described valve pocket, for limit described valve element exit from described installing port described
Valve pocket；And raised, it is arranged on described valve body and be on one section of side wall between its installing port and described Non-return ring, for limiting
Described valve element exits described valve pocket from described installing port.
Preferably, the internal diameter of described Non-return ring is less than the external diameter of described valve element.
Preferably, described valve body is provided with and installs for described Non-return ring, and limit described Non-return ring towards described installing port
The stopper slot of direction movement.
Preferably, the position of the corresponding described Non-return ring in the end of described valve element is provided with bearing surface, the bearing surface of described valve element
Abut with the described Non-return ring being in described stopper slot, and limit described valve element and exit described valve pocket from described installing port.
Preferably, described bearing surface is inclined to set with respect to the radial section of described valve element, and towards described stopper slot.
Preferably, on the axial direction of described valve element, the described raised side towards described valve element is provided with to be supported with described
The convex slope that junction is adapted.
Preferably, described Non-return ring is circlip.
Preferably, described raised with described valve body molding.
Preferably, described valve body is provided with the bonnet closing described installing port.
For achieving the above object, the present invention also proposes a kind of air-conditioner, including above-mentioned stop valve；Described stop valve, including
Valve body and valve element, described valve body has the valve pocket of accommodating described valve element and connects described valve pocket and load for described valve element described
Installing port in valve pocket is it is characterised in that described stop valve also includes：Non-return ring, is arranged in described valve pocket, for limiting
State valve element and exit described valve pocket from described installing port；And raised, it is arranged on described valve body and be in its installing port and described retaining
On one section of side wall between circle, exit described valve pocket for limiting described valve element from described installing port.
Technical solution of the present invention is prevented for first as what restriction valve element flew out by setting Non-return ring in the valve pocket of valve body
Line, then arranges the raised second defence line flying out as restriction valve element on valve body, so, even if Non-return ring lost efficacy, also can
Limit valve element to fly out, improve the safety of stop valve use.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the cross-sectional view of stop valve one embodiment of the present invention；
Fig. 2 is the partial enlarged drawing at A in Fig. 1；
Drawing reference numeral explanation：
The realization of the object of the invention, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of not making creative work all its
His embodiment, broadly falls into the scope of protection of the invention.
If it is to be appreciated that relating to directivity instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in drawings) relative position relation between each part,
Motion conditions etc., if this particular pose changes, directionality instruction also correspondingly changes therewith.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, should " first ", " second " etc.
Description be only used for describing purpose, and it is not intended that instruction or imply its relative importance or implicit indicate indicated skill
The quantity of art feature.Thus, define " first ", the feature of " second " can be expressed or implicitly include at least one this spy
Levy.In addition, the technical scheme between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
Based on enough realizations, will be understood that the knot of this technical scheme when the combination appearance of technical scheme is conflicting or cannot realize
Close and do not exist, also not within the protection domain of application claims.
The present invention proposes a kind of stop valve.
In embodiments of the present invention, as depicted in figs. 1 and 2, this stop valve includes valve body 100 and valve element 200, described valve body
100 valve pockets 110 with accommodating described valve element 200 and connect described valve pocket 110 and load described valve pocket for described valve element 200
Installing port 113 in 110, described valve pocket 110 has the first valve port 111 being interconnected and the second valve port 112, described valve element
200 in valve pocket 110 motion to separate or turn on described first valve port 111 and the second valve port 112, described first valve port 111 and
Second valve port 112 is connected with the refrigerant pipe of indoor apparatus of air conditioner and air-conditioner outdoor unit respectively, by valve element 200 in valve pocket 110
Move axially and to determine the break-make of coolant circulation, when valve element 200 is in position as shown in Figure 1, the first valve port 111 and second
Valve port 112 connects, when valve element 200 move right (in FIG) contact to valve element 200 right-hand member (in FIG) with valve body 100 when,
First valve port 111 is separated with the second valve port 112.
In the present embodiment, fly out valve pocket 110 to limit valve element 200, this stop valve also includes Non-return ring 300 and projection
130, wherein, Non-return ring 300 is arranged in described valve pocket 110, exits from described installing port 113 for limiting described valve element 200
Described valve pocket 110；Raised 130 are arranged on a section that described valve body 100 is between its installing port 113 and described Non-return ring 300
On the wall of side, exit described valve pocket 110 for limiting described valve element 200 from described installing port 113.
In general, Non-return ring 300 is mounted in valve body 100 on the position of installing port 113, when the first valve port 111
When communicating with the second valve port 112, coolant can have very big pressure to valve element 200, when valve element 200 is stressed to installing port 113 side
To when moving and reach Non-return ring 300 position, valve element 200 is kept out and is stopped moving to installing port 113 by Non-return ring 300, thus
Reach and limit the effect that valve element 200 exits.Additionally, it may appear that Non-return ring 300 aging deformation failure in real production application
Situation, in embodiments of the present invention, for preventing this from occurring, is provided with valve body 100 inwall and flies for limiting valve element
The projection 130 going out, carries out duplicate protection.The main purpose of described raised 130 settings is for valve after preventing Non-return ring 300 to lose efficacy
Core 200 flies out valve body 100, therefore described raised 130 position need to be arranged on described valve body 100 and be in its installing port 113 and described
On one section of side wall between Non-return ring 300.
Further, in order to be able to more preferable realization prevents valve element 200 from exiting in valve pocket 110, the internal diameter of described Non-return ring 300
External diameter less than described valve element 200.So when valve element 200 moves out, the end face of valve element 200 can be direct with Non-return ring 300
Contact, and because the external diameter of valve element 200 is bigger than the internal diameter of Non-return ring 300, thus Non-return ring 300 can withstand valve element 200 to
Outer motion, and then the effect that restriction valve element 200 exits can be reached.
Further, with reference to Fig. 2, described valve body 100 is provided with and installs for described Non-return ring 300, and limit described
Non-return ring 300 is towards the stopper slot 120 of described installing port 113 direction movement.When described valve element 200 in valve body 100 towards installing port
During 113 direction motion, Non-return ring 300 can be produced with outside impulsive force, the stopper slot 120 on valve body 100 can make Non-return ring
300 install fixation, so that Non-return ring 300 is not moved together with described valve element 200, and then when valve element 200 is subject to outside pressing
During power, Non-return ring 300 can play and limit the effect that valve element 200 flies out.
With continued reference to Fig. 2, the position of the corresponding described Non-return ring 300 in end of described valve element 200 is provided with bearing surface 210, institute
The bearing surface 210 stating valve element 200 is abutted with the Non-return ring 300 being in described stopper slot 120, with limit described valve element 200 from
Described installing port 113 exits described valve pocket 110.When valve element 200 is subject to outside pressure, valve element 200 can be towards installing port 113
Non-return ring 300 is impacted in direction, then be bearing surface 210, in general, bearing surface 210 with the face of described Non-return ring 300 directly contact
It is to open up breach in the end of valve element 200 to be formed.
Further, in order that Non-return ring 300 prevention valve element 200 goes out the effect of valve pocket 110 more preferably, described bearing surface
210 are inclined to set with respect to the radial section of described valve element 200, and towards described stopper slot 120.Can according to the effect of power
Know, direct impulsive force F can be decomposed into the component F1 of the radial direction and component F2 of axial direction, the component F1 of radial direction can make
Non-return ring 300 oriented valve body 100 inwall compression trend, and the component F2 of axial direction be only suffered by Non-return ring 300 to
Outer impulsive force, so not only reduces the impulsive force outside to Non-return ring 300, but also makes the oriented valve body 100 of Non-return ring 300
The thrust of inwall, and then make the effect that Non-return ring 300 restriction valve element 200 flies out more preferable.
In the present embodiment, bearing surface 210 being obliquely installed is to reduce the outside impact suffered by Non-return ring 300
Power, and in order that the outside impulsive force suffered by Non-return ring 300 reaches less effect, described bearing surface 210 and valve element 200
Radial section between angle α be preferably 45 °.The purpose that be obliquely installed described bearing surface 210 is primarily to incite somebody to action directly
Impulsive force F can resolve into component F1 and F2 of both direction, so that valve element 200 impulsive force outside to Non-return ring 300
Reduce, and when described angle α is 45 °, impulsive force F can obtain the decomposition of maximum, so that valve element 200 is to Non-return ring
300 outside impulsive forces are minimum, so make Non-return ring 300 limit valve element 200 exit valve pocket 110 effect more preferable.
Further, in order that raised 130 reach the effect of the valve element 200 that more preferable opposing is outwards gone out, with reference to Fig. 2,
On the axial direction of valve element 200, described raised 130 are arranged to be adapted with bearing surface 210 towards the side of described valve element 200
Convex slope 131.After Non-return ring 300 lost efficacy, convex slope 131 directly can be connect with the described bearing surface 210 being obliquely installed
Touch, in addition to component F1 and F2 that impulsive force F is resolved into both direction, because described convex slope 131 and described inclination set
The bearing surface 210 put is adapted, then described convex slope 131 is fitted substantially with the described bearing surface 210 being obliquely installed, that is, contact
Area is very big, and in the case that the pressure in valve body 100 is certain, in the case that its contact area is bigger, suffered pressure is just
Less.
Preferably, described Non-return ring 300 is circlip.In installation process, first valve element 200 is arranged on valve body
In 100, then make valve element 200 be in the position separating the first valve port 111 with the second valve port 112, recycle installation tool, will
Non-return ring 300 is arranged in the stopper slot 120 of valve body 100, therefore Non-return ring 300 is actually stuck in stopper slot, generally
It is preferably circlip, directly can be dismounted with Circlip tongs.
In above-described embodiment, described raised 130 can be welded on valve body 100 or, described raised 130 with
Valve body 100 is integrally formed, and the present embodiment preferably employs latter implementation mode, is conveniently manufactured in type, sees figures.1.and.2, by valve
After core 200 is arranged in valve body 100, valve body is arranged on frock clamp, application lathe inwardly squeezes to the end of valve body 100
Pressure, forms raised 130.For meeting crimp and not embrittlement, steel is typically selected to manufacture valve body.Described raised 130 setting
Primarily to limit Non-return ring 300 inefficacy back valve core 200 flying out from valve body 100, therefore raised 130 itself must have certain resisting
Hit the ability of impulsive force, and in order to there be enough anti-shot ability, raised 130 must have enough thickness, and can not be too thick, one
As for, described raised 130 thickness is preferably 3mm.
In above-described embodiment, with reference to Fig. 1, fly out from valve pocket 110 to limit described valve element 200 further, described peace
The outside of dress mouth 113 is additionally provided with bonnet 400.Bonnet 400 is typically threaded connection and is fixed on described valve body 100, due to
It is threaded, when losing efficacy one after another in above-mentioned dual defence line, bonnet 400 then becomes three lines of defence, has enough strength to keep out
Live valve element 200 to fly out from valve pocket 110, to avoid security incident.Meanwhile, bonnet 400 also prevents foreign body from entering valve pocket
110, so that keeping clean effect in valve pocket 110.
The present invention also proposes a kind of air-conditioner, and this air-conditioner includes stop valve, and the concrete structure of this stop valve is with reference to above-mentioned
Embodiment, because this air-conditioner employs whole technical schemes of above-mentioned all embodiments, therefore at least has above-described embodiment
All beneficial effects of being brought of technical scheme, this is no longer going to repeat them.
The foregoing is only the preferred embodiments of the present invention, not thereby limit the present invention the scope of the claims, every this
Under the inventive concept of invention, the equivalent structure transformation made using description of the invention and accompanying drawing content, or directly/indirectly use
In the scope of patent protection that other related technical fields are included in the present invention.
Claims (10)
1. a kind of stop valve, including valve body and valve element, described valve body has the valve pocket of accommodating described valve element and connects described valve
Chamber and for described valve element load described valve pocket in installing port it is characterised in that described stop valve also includes：
Non-return ring, is arranged in described valve pocket, exits described valve pocket for limiting described valve element from described installing port；And
Projection, is arranged on described valve body and is on one section of side wall between its installing port and described Non-return ring, described for limiting
Valve element exits described valve pocket from described installing port.
2. stop valve as claimed in claim 1 is it is characterised in that the internal diameter of described Non-return ring is less than the external diameter of described valve element.
3. stop valve as claimed in claim 1 is installed it is characterised in that being provided with described valve body for described Non-return ring, and
Limit described Non-return ring towards the stopper slot of described installing port direction movement.
4. stop valve as claimed in claim 3 is it is characterised in that the position of the corresponding described Non-return ring in the end of described valve element sets
Have bearing surface, the bearing surface of described valve element is abutted with the described Non-return ring being in described stopper slot, and limit described valve element from
Described installing port exits described valve pocket.
5. stop valve as claimed in claim 4 is it is characterised in that described bearing surface with respect to the radial section of described valve element is in
It is obliquely installed, and towards described stopper slot.
6. stop valve as claimed in claim 5 is it is characterised in that on the axial direction of described valve element, described projection direction
The side of described valve element is provided with the convex slope being adapted with described bearing surface.
7. stop valve as claimed in claim 5 is it is characterised in that described Non-return ring is circlip.
8. stop valve as claimed in claim 1 it is characterised in that described raised with described valve body molding.
9. the stop valve as described in claim 1 to 8 any one is it is characterised in that be provided with described valve body as described in closing
The bonnet of installing port.
10. a kind of air-conditioner is it is characterised in that include the stop valve as described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610917446.XA CN106382373A (en) | 2016-10-20 | 2016-10-20 | Cutoff valve and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610917446.XA CN106382373A (en) | 2016-10-20 | 2016-10-20 | Cutoff valve and air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106382373A true CN106382373A (en) | 2017-02-08 |
Family
ID=57958729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610917446.XA Pending CN106382373A (en) | 2016-10-20 | 2016-10-20 | Cutoff valve and air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106382373A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001012825A (en) * | 1999-06-29 | 2001-01-19 | Hitachi Ltd | Throttle device |
| CN2806900Y (en) * | 2005-06-10 | 2006-08-16 | 浙江三花股份有限公司 | Stop valve |
| CN201818893U (en) * | 2010-07-17 | 2011-05-04 | 浙江三花股份有限公司 | Stop valve for pipeline connection |
| CN202048223U (en) * | 2011-04-28 | 2011-11-23 | 广东恒基金属制品实业有限公司 | Two-dimensional flow stop valve of air conditioner |
| CN202790569U (en) * | 2012-08-17 | 2013-03-13 | 盾安（芜湖）中元自控有限公司 | Air-conditioning stop valve |
| CN202972096U (en) * | 2012-08-06 | 2013-06-05 | 盾安（芜湖）中元自控有限公司 | Stop valve and valve body thereof |
-
2016
- 2016-10-20 CN CN201610917446.XA patent/CN106382373A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001012825A (en) * | 1999-06-29 | 2001-01-19 | Hitachi Ltd | Throttle device |
| CN2806900Y (en) * | 2005-06-10 | 2006-08-16 | 浙江三花股份有限公司 | Stop valve |
| CN201818893U (en) * | 2010-07-17 | 2011-05-04 | 浙江三花股份有限公司 | Stop valve for pipeline connection |
| CN202048223U (en) * | 2011-04-28 | 2011-11-23 | 广东恒基金属制品实业有限公司 | Two-dimensional flow stop valve of air conditioner |
| CN202972096U (en) * | 2012-08-06 | 2013-06-05 | 盾安（芜湖）中元自控有限公司 | Stop valve and valve body thereof |
| CN202790569U (en) * | 2012-08-17 | 2013-03-13 | 盾安（芜湖）中元自控有限公司 | Air-conditioning stop valve |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170208 |
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| RJ01 | Rejection of invention patent application after publication |