CN206846001U - A kind of relief valve - Google Patents
A kind of relief valve Download PDFInfo
- Publication number
- CN206846001U CN206846001U CN201720138149.5U CN201720138149U CN206846001U CN 206846001 U CN206846001 U CN 206846001U CN 201720138149 U CN201720138149 U CN 201720138149U CN 206846001 U CN206846001 U CN 206846001U
- Authority
- CN
- China
- Prior art keywords
- steam passage
- relief valve
- venthole
- air intake
- steam
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of relief valve, including the first air intake, the first steam passage, the first venthole, is connected between first air intake and the first venthole by the first steam passage, and first steam passage is in snail shape.The design of this kind of snail shape steam passage plays the role of deceleration to steam flow, and injection or strong steam flow can not be produced during its use.Simultaneously this kind of relief valve can uniform release, without difficult problem of uncapping.If occurring toppling over situation in use, heating fluid therein will not also flow soon or injecting type outflow, but overflows shape in silk ribbon attached to an official seal or a medal speed.High temperature and high pressure steam, by the relief valve when can automatic reducing speed, while high-temperature steam understand partial warm down condense into water droplet, flow back to interiors of products.
Description
Technical field
Valve arrangement field is the utility model is related to, refers in particular to a kind of relief valve.
Background technology
Relief valve also known as safety valve, it is the operating pressure energy automatic open close according to system, is generally mounted to closed system
System safety is protected in equipment or pipeline.When equipment or manifold pressure exceed relief valve setting pressure, that is, automatically turn on and let out
Pressure, ensure that equipment and pipeline internal medium pressure under setting pressure, protection equipment and pipeline, prevent accident.Conventional
Pressure-relief valve structure mainly includes through type release, and steam and heating fluid can spray when suppressing, and can produce human injury.This
Outside, in addition to gravity type release, high pressure-temperature injection can be produced, human injury can be produced, under stopping state, is pacified without second set
Full guard can produce explosion hazard.When product is toppled over, heating fluid can quickly flow out both the above, and high temperature can produce to human body
Injury.
Utility model content
In order to solve the above-mentioned technical problem, the utility model is using disclosing a kind of relief valve, including the first air intake, the
One steam passage, the first venthole, connected between first air intake and the first venthole by the first steam passage, first steam passage
In snail shape.
Further, the relief valve includes valve body, and first steam passage is located in valve body, and first air intake is located at
The bottom of valve body, first venthole are located at the top of valve body.
Further, the valve body includes top cover and bottom, forms a cavity between bottom and top cover, and the top cover forms the
The top surface of one steam passage, the bottom form the bottom surface of the first steam passage, and the steam passage side wall of snail shape is additionally provided with the cavity,
The steam passage side wall forms the side wall of the first steam passage.
Further, an inner fovea part, inner-concave of the inner fovea part to the cavity are provided with the upper surface center of the top cover
Fall into, first venthole is located in the inner fovea part and connected with the first steam passage, and first air intake is located on the bottom
And connected with first steam passage.
Further, the relief valve is integrally in the form of annular discs, and first air intake is connected in snail shape
The edge of one steam passage, first venthole are connected at the center in the first steam passage of snail shape.
Further, first air intake is multiple that multiple first air intakes are uniformly arranged in snail shape
The edge of first steam passage.
Further, the relief valve includes the bonnet positioned at the top of the valve body, and bonnet includes the second air intake, the
Two steam passages, the second venthole, second air intake are connected between the second venthole by the second steam passage, first venthole
It is connected with the second air intake.
Further, second steam passage includes horizontal segment steam passage and vertical section steam passage, second air intake, horizontal segment
Steam passage, vertical section steam passage, second go out steam passage opening and are sequentially communicated.
Further, the bonnet includes the lug boss positioned at bonnet bottom, and the vertical section steam passage is located at the projection
Among portion, the horizontal segment steam passage is located at the bottom of the lug boss, and the bottom of the lug boss is connected in the inner fovea part.
Further, the relief valve also includes a sealing ring, and the sealing ring is located at first venthole and the valve
The junction of lid, clamping between the top cover and bottom, the lug boss are connected in inner fovea part.
The key point of the utility model is that release pipeline does the prolonged type design of snail shape, and this kind is designed with
The effect slowed down to steam flow, injection or strong steam flow can not be produced during its use.Simultaneously this kind of relief valve can uniform release, nothing
The problem of difficulty of uncapping.If occurring situation about toppling over during use, heating fluid therein will not also flow soon or injecting type stream
Go out, but shape is overflowed in silk ribbon attached to an official seal or a medal speed.High temperature and high pressure steam, when by the relief valve can automatic reducing speed, while high-temperature steam
Meeting partial warm down condenses into water droplet, and then liquid flows back.
Brief description of the drawings
Concrete structure of the present utility model is described in detail below in conjunction with the accompanying drawings
Fig. 1 is a kind of exploded view of relief valve of the utility model；
Fig. 2 is a kind of stereogram of relief valve of the utility model；
Fig. 3 is a kind of front view of relief valve of the utility model；
Fig. 4 is a kind of top view of relief valve of the utility model；
Fig. 5 is a kind of upward view of relief valve of the utility model；
Fig. 6 is the matching chart between a kind of steam passage side wall of relief valve of the utility model and bottom；
Fig. 7 is the matching chart between a kind of steam passage side wall of relief valve of the utility model and top cover；
Fig. 8 is a kind of stereogram of the top cover of relief valve of the utility model；
Fig. 9 is a kind of top view of the bonnet of relief valve of the utility model；
Figure 10 is a kind of stereogram of the bonnet of relief valve of the utility model；
Figure 11 is a kind of upward view of the bonnet of relief valve of the utility model.
In figure, 1- bottoms, the air intakes of 1a- first, 2- steam passages side wall, 3- top covers, the ventholes of 3a- first, 3b- inner fovea parts,
4- sealing rings, 5- bonnets, the air intakes of 5a- second, 5b- horizontal segments steam passage, 5c- vertical sections steam passage, the ventholes of 5d- second, 5e- are convex
The portion of rising, 6- valve bodies.
Embodiment
To describe technology contents of the present utility model, construction feature, the objects and the effects in detail, below in conjunction with implementation
Mode simultaneously coordinates accompanying drawing to be explained in detail.
With reference to Fig. 1, Fig. 6, Fig. 7, the utility model uses and discloses a kind of relief valve, including the first air intake 1a, first
Steam passage, the first venthole 3a, are connected, described first between the first air intake 1a and the first venthole 3a by the first steam passage
Steam passage is in snail shape.The characteristics of program, just can be certain in the design with snail shape steam passage, spiral helicine steam passage
Extend stroke of the steam in steam passage in degree, extend the residence time, not only there is certain decelerating effect to steam, while and can
The partial warm down of steam is promoted to condense and flow back.
In conjunction with Fig. 2-Fig. 5, the relief valve includes valve body 6, and first steam passage is located in valve body 6, and described first enters
Steam ports 1a is located at the bottom of valve body 6, and the first venthole 3a is located at the top of valve body 6.That is high steam is from the bottom of valve body 6
First air intake 1a enters inside valve body 6, and then reaching the first venthole 3a by the steam passage of planar spiral-type goes out, so that from
Valve opening body 6.
Preferably, the valve body 6 includes top cover 3 and bottom 1, and a cavity, the structure of top cover 3 are formed between bottom 1 and top cover 3
Into the top surface of the first steam passage, the bottom 1 forms the bottom surface of the first steam passage, and the steam passage of snail shape is additionally provided with the cavity
Side wall 2, the steam passage side wall 2 form the side wall of the first steam passage.First steam passage of snail shape can have a variety of generation types, such as
Common pipeline.And this programme takes full advantage of the bottom 1 of valve body 6 and top cover 3 to form cavity, in conjunction with the vapour in cavity
Road side wall 2, so as to form the steam passage of snail shape.
With reference to Fig. 8, an inner fovea part 3b is provided with the upper surface center of the top cover 3, inner fovea part 3b is into the cavity
Portion is recessed, and the first venthole 3a is located in inner fovea part 3b and connected with the first steam passage, and the first air intake 1a is located at
Connected on the bottom 1 and with first steam passage.
Preferably, the relief valve is integrally in the form of annular discs, and the first air intake 1a is connected in snail shape
The edge of one steam passage, the first venthole 3a are connected at the center in the first steam passage of snail shape.
Preferably, the first air intake 1a is multiple that multiple first air intake 1a are uniformly arranged in snail shape
The first steam passage edge.In use, high steam can be from the first air intake 1a of the bottom margin of valve body 6 for the relief valve
Into valve body 6, rear steam is allowed to be moved to along the first steam passage of snail shape from edge at center, then again at center
First venthole 3a leaves valve body 6, and realizes the pressure leak process of steam to a certain extent.
With reference to accompanying drawing 9- Figure 11, the relief valve includes the bonnet 5 positioned at the top of the valve body 6, and bonnet 5 includes second
Air intake 5a, the second steam passage, the second venthole 5d, connected between the second air intake 5a and the second venthole 5d by the second steam passage
Logical, the first venthole 3a is connected with the second air intake 5a.
Preferably, second steam passage includes horizontal segment steam passage 5b and vertical section steam passage 5c, the second air intake 5a, water
Flat section steam passage 5b, vertical section steam passage 5c, second go out steam passage opening and are sequentially communicated.This kind design can be steam after valve body 6 is left,
Can also there is longer stroke in steam passage, and steam can be slowed down to a certain extent and be depressured.
Preferably, the bonnet 5 includes lug boss 5e, the vertical section steam passage 5c positioned at the bottom of bonnet 5 positioned at described
Among lug boss 5e, the horizontal segment steam passage 5b is located at the bottom of the lug boss 5e, and the bottom of the lug boss 5e is connected to
In the inner fovea part 3b.
Preferably, the relief valve also includes a sealing ring 4, the sealing ring 4 be located at the first venthole 3a with it is described
The junction of bonnet 5, so as to prevent steam from being revealed from connecting portion, ensure the sealing at its non-venthole.The top cover 3
With 1 clamping of bottom, the lug boss 5e is connected in inner fovea part 3b.This connected mode can be before its connection function be ensured
Put so that the relief valve work such as the cleaning exercised in using easy to disassemble of going forward side by side.
The key point of the utility model is that release pipeline does the prolonged type design of snail shape, and this kind is designed with
The effect slowed down to steam flow, injection or strong steam flow can not be produced during its use.Simultaneously this kind of relief valve can uniform release, nothing
The problem of difficulty of uncapping.If occurring situation about toppling over during use, heating fluid therein will not also flow soon or injecting type stream
Go out, but shape is overflowed in silk ribbon attached to an official seal or a medal speed.High temperature and high pressure steam, when by the relief valve can automatic reducing speed, while high-temperature steam
Meeting partial warm down condenses into water droplet, and then liquid flows back.Meanwhile the relief valve is readily removable structure, is not easily blocked, just makes cleaning.
Without adding second set of safeguard protection again, cost is also reduced in production.
Herein first, second ... only represents the differentiation of its title, what significance level and the position for not representing them have
It is different.Meanwhile up, down, left, right, before and after only represents its relative position and does not indicate that its absolute position.In addition, it is described above only
For embodiment of the present utility model, the scope of the claims of the present utility model is not thereby limited, it is every to utilize the utility model explanation
The equivalent structure or equivalent flow conversion that book and accompanying drawing content are made, or directly or indirectly it is used in other related technology necks
Domain, similarly it is included in scope of patent protection of the present utility model.
Claims (10)
- A kind of 1. relief valve, it is characterised in that：Including the first air intake, the first steam passage, the first venthole, first air intake Connected between the first venthole by the first steam passage, first steam passage is in snail shape.
- 2. relief valve as claimed in claim 1, it is characterised in that：Including valve body, first steam passage is located in valve body, described First air intake is located at the bottom of valve body, and first venthole is located at the top of valve body.
- 3. relief valve as claimed in claim 2, it is characterised in that：The valve body includes top cover and bottom, between bottom and top cover A cavity is formed, the top cover forms the top surface of the first steam passage, and the bottom forms the bottom surface of the first steam passage, gone back in the cavity Steam passage side wall provided with snail shape, the steam passage side wall form the side wall of the first steam passage.
- 4. relief valve as claimed in claim 3, it is characterised in that：An inner fovea part is provided with the upper surface center of the top cover, To the inner recess of the cavity, first venthole is located in the inner fovea part and connected with the first steam passage inner fovea part, described First air intake is located on the bottom and connected with first steam passage.
- 5. relief valve as claimed in claim 4, it is characterised in that：The relief valve is integrally in the form of annular discs, and described first enters vapour Mouth is connected to the edge of the first steam passage in snail shape, and first venthole is connected to the first vapour in snail shape At the center in road.
- 6. relief valve as claimed in claim 5, it is characterised in that：First air intake is multiple, multiple first air intakes Uniformly it is arranged in the edge of the first steam passage in snail shape.
- 7. the relief valve as described in claim any one of 4-6, it is characterised in that：The relief valve is included positioned at the valve body The bonnet at top, bonnet include the second air intake, the second steam passage, the second venthole, second air intake and the second venthole Between connected by the second steam passage, first venthole is connected with the second air intake.
- 8. relief valve as claimed in claim 7, it is characterised in that：Second steam passage includes horizontal segment steam passage and vertical section vapour Road, second air intake, horizontal segment steam passage, vertical section steam passage, second go out steam passage opening and are sequentially communicated.
- 9. relief valve as claimed in claim 8, it is characterised in that：The bonnet includes the lug boss positioned at bonnet bottom, institute State vertical section steam passage to be located among the lug boss, the horizontal segment steam passage is located at the bottom of the lug boss, the lug boss Bottom be connected in the inner fovea part.
- 10. relief valve as claimed in claim 9, it is characterised in that：The relief valve also includes a sealing ring, the sealing ring position In the junction of first venthole and the bonnet, clamping between the top cover and bottom, the lug boss is connected in indent In portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720138149.5U CN206846001U (en) | 2017-02-15 | 2017-02-15 | A kind of relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720138149.5U CN206846001U (en) | 2017-02-15 | 2017-02-15 | A kind of relief valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206846001U true CN206846001U (en) | 2018-01-05 |
Family
ID=60790695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720138149.5U Expired - Fee Related CN206846001U (en) | 2017-02-15 | 2017-02-15 | A kind of relief valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206846001U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197026A (en) * | 2020-12-04 | 2021-01-08 | 沈阳中钛装备制造有限公司 | Gas reducing valve and 3D printing manufacturing method thereof |
-
2017
- 2017-02-15 CN CN201720138149.5U patent/CN206846001U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112197026A (en) * | 2020-12-04 | 2021-01-08 | 沈阳中钛装备制造有限公司 | Gas reducing valve and 3D printing manufacturing method thereof |
| CN112197026B (en) * | 2020-12-04 | 2021-02-26 | 沈阳中钛装备制造有限公司 | Gas reducing valve and 3D printing manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20210215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |