CN206669044U - Pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) - Google Patents
Pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) Download PDFInfo
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- CN206669044U CN206669044U CN201720184291.3U CN201720184291U CN206669044U CN 206669044 U CN206669044 U CN 206669044U CN 201720184291 U CN201720184291 U CN 201720184291U CN 206669044 U CN206669044 U CN 206669044U
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- pressure
- valve
- pressure limiting
- valve core
- ball valve
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- 239000012530 fluid Substances 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 31
- 108091006146 Channels Proteins 0.000 claims abstract description 25
- 102000010637 Aquaporins Human genes 0.000 claims abstract description 22
- 108010063290 Aquaporins Proteins 0.000 claims abstract description 22
- 230000005389 magnetism Effects 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 13
- 238000007667 floating Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 239000000945 filler Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Indication Of The Valve Opening Or Closing Status (AREA)
Abstract
It the utility model is related to a kind of pop valve for single port disengaging fluid media (medium).Pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium), pressure limiting valve are normally open valves, and pressure limiting valve includes valve seat, ball valve core and the piston component for driving ball valve core to rotate；Valve seat is provided with the first disengaging aquaporin, the second disengaging aquaporin and bypass channel, and the valve seat between the first disengaging aquaporin and the second disengaging aquaporin is provided with ball valve core installation cavity；Piston component installation cavity is provided with the valve seat of bypass channel output end, ball valve core is located in ball valve core installation cavity, and ball valve core input connection piston component, piston component resets by permanent magnet expulsive force.The pressure vessel that pressure limiting valve of the present utility model can pass in and out fluid media (medium) to single port is filled with fluid media (medium) overvoltage progress security restriction, the load design of pressure vessel can not only be reduced, it may also be ensured that security.
Description
Technical field
A kind of pressure limiting valve is the utility model is related to, more particularly to a kind of pressure vessel for single port disengaging fluid media (medium)
On safety valve, its security is ensured by voltage limiting mode.
Background technology
The pressure vessel of single port disengaging fluid media (medium) is very more, such as the gas cylinder in family, is stored up in household water purification system
A variety of storage containers in the pressure pot of water, also chemical industry.Because pressure is uncontrollable when medium injects, this type III pressure vessel
It is easy to long-term overvoltage occur, excess load storage, and then there is blast equivalent risk.
In existing market, the plastic pressure bucket in water cleaning systems just belongs to one kind above, in order to cost-effective, modeling
Expect that the ratio of wall manufacture is relatively thin.Because the influence of manufacturing process, after excess load water storage, plastic pressure bucket can be progressively swollen
Swollen, can all have plastic pressure bucket to be difficult to pressure-bearing every year causes to explode, and danger is caused to kitchen in family, and it is huge also make it that producer causes
The loss of reparation.
Utility model content
Goal of the invention of the present utility model is to provide the pressure limiting on a kind of pressure vessel of single port disengaging fluid media (medium)
Valve, the pressure vessel that pressure limiting valve can pass in and out fluid media (medium) to single port are filled with fluid media (medium) overvoltage progress security restriction, can not only
The load design of pressure vessel is enough reduced, it may also be ensured that security；This pressure limiting valve can be fixedly mounted on pressure vessel list
In mouth inlet and outlet, it can also be connected on by detachably outer before pressure vessel inlet and outlet.
In order to realize foregoing invention purpose, the utility model employs following technical scheme：
Pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium), the pressure limiting valve is normally open valve, and pressure limiting valve includes
Valve seat, ball valve core and the piston component for driving ball valve core to rotate；Valve seat enters provided with the first disengaging aquaporin, second
Exhalant canal and bypass channel, the valve seat between the first disengaging aquaporin and the second disengaging aquaporin are installed provided with ball valve core
Chamber；Piston component installation cavity is provided with the valve seat of bypass channel output end, ball valve core is located in ball valve core installation cavity, ball valve
Valve element input connects the piston component, ball valve core output end positioned at the first disengaging aquaporin and the second disengaging aquaporin it
Between；Piston component includes permanent magnetic piston, valve rod and permanent magnetism pressure ring for driving ball valve core to rotate；Permanent magnetic piston includes pressure
Input face and output face；Valve rod one end is fixedly connected with ball valve core, the valve rod other end and the permanent magnetic piston rotatable engagement, permanent magnetism
Pressure ring is enclosed on outside valve rod；Permanent magnetic piston and permanent magnetism pressure ring position correspondence and magnetic level is repelled each other；Permanent magnetic piston is seal-installed on piston group
In part installation cavity and pressure input face is towards bypass channel output end.
Preferably, the permanent magnetic piston is made up of permanent magnet, non magnetic stud and sealing ring；Non magnetic stud is fixed on
The middle part of output face；Sealing ring is enclosed in permanent magnet outer peripheral sidewall；Non magnetic stud is provided with external spiral line；On the valve rod other end
Provided with the inner bolt hole with the non magnetic stud rotation matching.
Preferably, valve rod one end seals with being provided with a circle in the piston component installation cavity of the valve core junction of receiving
Filler, permanent magnetism pressure ring are pressed in the top of the airtight and watertight padding.
Preferably, the piston component installation cavity between piston and annular pressing ring forms a closed cavity；On pressure limiting valve
Provided with display column, display column includes fixed with valve seat outer wall and stretching out in the transparent post of the valve seat outer wall and positioned at transparent post
Interior floating plug；The inner sealing of transparent post connects the cavity；The floating plug is seal-installed in the transparent post.
Preferably, bypass channel is L-shaped passage, the output end of bypass channel corresponds to the piston centre.
Compared with prior art, employ and used on a kind of pressure vessel of single port disengaging fluid media (medium) of above-mentioned technical proposal
Pressure limiting valve, have the advantages that：
First, when the medium in pressure vessel is filled it up with, it is that will cause pressure vessel pressure-bearing to reinject medium.Pressure limiting valve is
Normally open valve, when medium injection pressure is more than certain threshold value, bypass channel can conducting pressure.Finally, the pressure of bypass channel is big
In back-moving spring in pressure limiting valve, piston pushes driving stem rotation, so as to find to close pressure limiting valve by ball valve, and then limits pressure
Pressure in force container continues to increase, and prevents pressure vessel excess load pressure-bearing and explosion, this pressure limiting process be it is automatic, only
The elastic force of adjustment spring is needed with regard to the threshold value of adjustable settings.
2nd, on the pressure vessel limited due to the utility model enter medium and to go out medium channel usually same, because
This, while the pressure limiting valve for entering and going out of pressure charge container inner medium will also ensure when the external pressure of injected media is shed, pressure limiting
Valve can automatically open up.Pressure limiting valve of the present utility model, pressure limiting valve cost is low, it is durable and even if spring lost its bounce and damage it
Afterwards, the medium also only resulted in pressure vessel can not flow out, but not cause pressure limiting to be failed, and it is thin calm to ensure that pressure vessel is done
Danger.
3rd, pressure limiting valve of the present utility model is also possible that the pressure vessel for lacking enough loads can use temporarily, only
Need to increase pressure limiting valve of the present utility model, it is sufficient to ensure the security used temporarily.Meanwhile further side of the present utility model
There is display column in case, can show which the open/close states and aperture of pressure limiting valve, it is ensured that pressure limiting valve is not damaged.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the utility model pressure limiting valve opening.
Fig. 2 is the cross-sectional view of the utility model pressure limiting valve closure state.
Fig. 3 is the fit structure schematic diagram of piston component and ball valve core in the utility model embodiment 2.
Fig. 4 is that the pressure limiting valve in embodiment 1 or 2 applies the use state installation diagram in pressure vessel.
Reference：
2nd, pressure limiting valve；20th, valve seat；200th, bypass channel；2001st, bypass channel output end；201st, the first disengaging aquaporin；
202nd, the second disengaging aquaporin；21st, piston component installation cavity；22nd, ball valve core installation cavity；23rd, piston component；230th, piston；
231st, valve rod；231a, external spiral line；232nd, annular pressing ring；233rd, airtight and watertight padding；234th, ball valve core；235th, spring；24th, show
Show post；240 transparent posts；241st, floating plug；25th, trip bolt；1st, pressure vessel；10th, pressure limiting valve mounting groove；11st, pressure vessel
Single port is imported and exported.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1：
Pressure limiting valve on a kind of pressure vessel of single port disengaging fluid media (medium) as shown in Fig. 1 to 2, the pressure limiting valve 2 are
Normally open valve.Its concrete structure is as follows：
Pressure limiting valve 2 is mainly by valve seat 20, ball valve core 234 and 23 groups of the piston component for driving ball valve core to rotate
Into.Valve seat 20 is valve casing, and the first disengaging aquaporin 201, second is provided with valve casing and passes in and out aquaporin 202 and bypass channel 200, the
The valve seat that one disengaging aquaporin 201 and second is passed in and out between aquaporin 202 is provided with ball valve core installation cavity 22.Second Inlet and outlet water
It is exactly the above-mentioned output end of pressure limiting valve 2 corresponding to passage 202, it stretches into inlet and outlet 11 and is tightly connected.Above-mentioned bypass channel 200 is defeated
Go out in the valve seat 20 at end and be provided with piston component installation cavity 21, piston component installation cavity 21 connects ball valve core installation cavity 22.It is above-mentioned
Ball valve core 234 is located in ball valve core installation cavity 22, the input of ball valve core 234 connection piston component 23, ball valve core 234
For output end between the first disengaging aquaporin 201 and second passes in and out aquaporin 202, bypass pressure controls piston component 23,
So as to control the rotary opening and closing of ball valve core 234.
More specifically, above-mentioned piston component 23 includes permanent magnetic piston 230, the valve for driving ball valve core to rotate
Bar 231 and permanent magnetism pressure ring 232.Permanent magnetic piston 230 includes pressure input face and output face, and the hydraulic pressure of bypass channel output corresponds to
Pressure input face, output face is towards valve element.The one end of valve rod 231 is fixedly connected with ball valve core 234, the other end of valve rod 231 and permanent magnetism
The rotatable engagement of piston 230, permanent magnetic piston 230 are axially pushed close to valve element, will driving stem 231 rotate, so as to movable valve plug
Rotation, permanent magnetism pressure ring 232 are enclosed on outside valve rod 231.Permanent magnetic piston 230 is seal-installed in piston component installation cavity 21 and pressure is defeated
Enter facing to the output end 2001 of bypass channel 200.In order that after obtaining pressure limiting valve closing, external pressure is small to get off and can automatically open up,
Permanent magnetic piston 230 and the position correspondence of permanent magnetism pressure ring 232 and magnetic level is repelled each other, by permanent magnet expulsive force by the pushed home of permanent magnetic piston 230.
Above-mentioned permanent magnetic piston 230 is made up of permanent magnet 2300, non magnetic stud 2302 and sealing ring 2301.Non magnetic stud
2302 are fixed on the middle part of output face.Sealing ring 2301 is enclosed in the outer peripheral sidewall of permanent magnet 2300.Set on non magnetic stud 2302
There is external spiral line, the other end of valve rod 231 is provided with the inner bolt hole with the non magnetic rotation matching of stud 2302.
Above-mentioned bypass channel 200 is L-shaped passage, and the output end of bypass channel 200 corresponds to the center of permanent magnetic piston 230.L-shaped
The side of passage is fixed on outside a lid, and the lid is used to seal at the top of the top of piston component installation cavity 21.Therefore, it is above-mentioned
The output end 2001 of bypass channel 20 be exactly through hole in the middle part of lid, it is connected between L-shaped passage and piston component installation cavity 21.
Lid passes through the open top of 25 fixing seal piston component installation cavity of trip bolt 21.Because bypass channel 200 is L-shaped passage,
Trip bolt 25 can be three pieces not on the same line, good fixing effect.
A circle is provided with the piston component installation cavity 21 of above-mentioned one end of valve rod 231 and the junction of valve core 234 of receiving to seal
Filler 233, permanent magnetism pressure ring 232 is positioned at the top of a circle airtight and watertight padding 233, under the effect of permanent magnetic piston 230, permanent magnetism pressure ring 232
Push and compress airtight and watertight padding 233, so that airtight and watertight padding 233 is sealed on the inwall of piston component installation cavity 21.Utilize elasticity
Compression passes through the elastic means of press seals filler 233 of permanent magnetism pressure ring 232, so as to which and can seals while realizing valve rod rotation, due to not being
Dead sealing, this elastic packing effect are very good.Under normality, permanent magnetism pressure ring 232 just has certain pressure, can elastic means of press seals
Filler 233 keeps sealing.When permanent magnetic piston 230 pushes, because of the repulsion increasing by compression of permanent magnetism spacing so that sealing is more
It is good.
In the foregoing description, specific piston component installation cavity 21 is the chamber of cylinder, and the outer rim of permanent magnetic piston 230 is also in circle
Shape, the outer wall of permanent magnetic piston 230 are sealingly mounted in piston component installation cavity 21 by sealing ring.Permanent magnetic piston 230 and annular are pressed
Piston component installation cavity 21 between circle 232 forms a closed cavity.Pressure limiting valve 2 is provided with display column 24, and display column 24 wraps
Include the fixed and outer wall of valve seat 20 and stretch out in the transparent post 240 of the valve seat outer wall and the floating plug 241 in transparent post.Thoroughly
The bright inner sealing of post 240 connects above-mentioned cavity, and floating plug 241 is seal-installed in transparent post 240.The effect of display column 24 is
Permanent magnetic piston 230 pushes, and driving stem 231 rotates when make it that ball valve core 234 is opened, the floating plug 241 in display column 24 due to
Air pressure makes it be floated in transparent post 240, you can differentiate whether ball valve core 234 is opened, while can also be 241 according to floating plug
Put the substantially aperture for judging ball valve core 234.
Application example：
As shown in figure 4, being provided with a pressure limiting valve mounting groove 10 to cave in pressure vessel 1, pressure limiting valve mounting groove 10 is provided with pressure
Force container single port inlet and outlet 11, efferent duct in embodiment 1 or 2 corresponding to second disengaging aquaporin 202 of pressure limiting valve 2 is corresponding to be inserted
Load single port inlet and outlet 11, while pressure limiting valve is loaded in pressure limiting valve mounting groove 10.In general, can in the body of pressure limiting valve 2
Provided with mounting lug, to be bolted on pressure vessel body.
In use, when pressure vessel external world hydraulic pressure arrives certain value greatly, the output pressure of bypass channel 200 is also greater than permanent magnetism
Repulsion between piston 230 and annular pressing ring 232.Now, permanent magnetic piston 230 is pushed, driving stem 231 rotates, and closes ball valve
Valve element, extraneous current just can not again inject pressure vessel, so as to reach the purpose of pressure limiting.
Described above is preferred embodiment of the present utility model, is not departed from for the person of ordinary skill of the art
On the premise of the utility model principle, some variations and modifications can also be made, these also should be regarded as protection of the present utility model
Scope.
Claims (5)
1. the pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium), the pressure limiting valve (2) is normally open valve, and its feature exists
In：Pressure limiting valve (2) includes valve seat (20), ball valve core (234) and the piston component (23) for driving ball valve core to rotate；Valve
Seat (20) is provided with the first disengaging aquaporin (201), the second disengaging aquaporin (202) and bypass channel (200), the first Inlet and outlet water
Valve seat between passage (201) and the second disengaging aquaporin (202) is provided with ball valve core installation cavity (22)；Bypass channel
(200) piston component installation cavity (21) is provided with the valve seat (20) of output end, ball valve core (234) is located at ball valve core installation cavity
(22) in, ball valve core (234) input connects the piston component (23), and ball valve core (234) output end is entered positioned at first
Between exhalant canal (201) and the second disengaging aquaporin (202)；Piston component (23) includes permanent magnetic piston (230), for driving
The valve rod (231) and permanent magnetism pressure ring (232) that ball valve core rotates；Permanent magnetic piston (230) includes pressure input face and output face；Valve
Bar (231) one end is fixedly connected with ball valve core (234), valve rod (231) other end and the permanent magnetic piston (230) rotatable engagement,
Permanent magnetism pressure ring (232) is enclosed on valve rod (231) outside；Permanent magnetic piston (230) and permanent magnetism pressure ring (232) position correspondence and magnetic level is repelled each other；
Permanent magnetic piston (230) is seal-installed in piston component installation cavity (21) and pressure input face exports towards bypass channel (200)
Hold (2001).
2. the pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) according to claim 1, it is characterised in that：Institute
Permanent magnetic piston (230) is stated to be made up of permanent magnet (2300), non magnetic stud (2302) and sealing ring (2301)；Non magnetic stud
(2302) it is fixed on the middle part of output face；Sealing ring (2301) is enclosed in permanent magnet (2300) outer peripheral sidewall；Non magnetic stud
(2302) it is provided with external spiral line；Valve rod (231) other end is provided with interior with non magnetic stud (2302) rotation matching
Screw.
3. the pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) according to claim 1, it is characterised in that：Valve
Bar (231) one end is with being provided with a circle airtight and watertight padding in the piston component installation cavity (21) of valve core of receiving (234) junction
(233), permanent magnetism pressure ring is pressed in the top of the airtight and watertight padding (233).
4. the pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) according to claim 3, it is characterised in that：It is living
Fill in the piston component installation cavity (21) of (230) between annular pressing ring and form a closed cavity；Pressure limiting valve (2) is provided with display
Post (24), display column (24) include fixing with valve seat outer wall and stretch out in the transparent post (240) of the valve seat outer wall and be located at
Floating plug (241) in transparent post；The inner sealing of transparent post (240) connects the cavity；The floating plug (241) is seal-installed on institute
State in transparent post (240).
5. the pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) according to claim 1, it is characterised in that：It is other
Paths (200) are L-shaped passages, and the output end of bypass channel (200) corresponds to the piston (230) center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720184291.3U CN206669044U (en) | 2017-02-27 | 2017-02-27 | Pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720184291.3U CN206669044U (en) | 2017-02-27 | 2017-02-27 | Pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206669044U true CN206669044U (en) | 2017-11-24 |
Family
ID=60379414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720184291.3U Expired - Fee Related CN206669044U (en) | 2017-02-27 | 2017-02-27 | Pressure limiting valve on the pressure vessel of single port disengaging fluid media (medium) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206669044U (en) |
-
2017
- 2017-02-27 CN CN201720184291.3U patent/CN206669044U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190506 Address after: 213144 No. 62-8 Huiling West Road, Zou District Industrial Park, Zhonglou District, Changzhou City, Jiangsu Province Patentee after: CHANGZHOU NAITE METAL TECHNOLOGY Co.,Ltd. Address before: 317205 Zhoucun Street 2, Tiantai County, Taizhou, Zhejiang Patentee before: Zhou Xiaoyin |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 |