CN206463385U - Heptafluoro-propane extinguishing chemical bottle group and its certainly pressure double hermetic vessel valve - Google Patents
Heptafluoro-propane extinguishing chemical bottle group and its certainly pressure double hermetic vessel valve Download PDFInfo
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- CN206463385U CN206463385U CN201720089695.4U CN201720089695U CN206463385U CN 206463385 U CN206463385 U CN 206463385U CN 201720089695 U CN201720089695 U CN 201720089695U CN 206463385 U CN206463385 U CN 206463385U
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- extinguishing chemical
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- chemical bottle
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Abstract
The utility model discloses heptafluoro-propane extinguishing chemical bottle group and its from pressure double hermetic vessel valve, it is intended to solve that heptafluoro-propane extinguishing chemical is expensive, conventional container valve often has the problem of Seepage causes damage larger, and its drip irrigation device is：Include the valve element that plugging valve is provided with valve body and the valve being opened on valve body, valve body；The one end of valve body away from extinguishing chemical bottle group is provided with the seal assembly of sealed valve body, and the one end of valve element away from extinguishing chemical bottle group is provided with the sealing ring at the top of increase valve element with valve body junction air-tightness；Valve element is provided with increase valve element bottom and the double-layer seal pad of valve body junction air-tightness close to one end of extinguishing chemical bottle group.It is of the present utility model to be characterised by that sealing ring and double-layer seal pad reduce the possibility of the leakage of valve, play a part of dual fail-safe.
Description
Technical field
The utility model is related to fire extinguisher of heptafluoropropane, more specifically, it relates to heptafluoro-propane extinguishing chemical bottle group and
It presses double hermetic vessel valve certainly.
Background technology
The storage of extinguishing chemical is usually to have pressure to store in the heptafluoro-propane fire extinguisher of prior art, and will put out a fire developing agent storage
When in bottle, while needing to install nitrogen additional, so as to form certain pressure seal storage.The nitrogen installed additional in this method is general
For compressed gas, its purpose is to be easy to extinguishing device can be quickly by agent application to guard plot when spurting.
The control valve of the stored pressure fire extinguisher of prior art is usually to use piston type container value, the control of valve switch
Principle is：It is respectively air storing cavity and inlet chamber inside and outside piston and valve element, inlet chamber pressure is more than air storing cavity pressure, so that
Form pressure difference to be closely pressed in seal membrane in sealed port, now, valve is closed；When a fire, seal
After diaphragm is punctured, air storing cavity air pressure moment is die-offed, so that piston is opened, valve is opened, and the extinguishing chemical sealed up for safekeeping is just blown out,
So as to be put out a fire to guard plot；Therefore container value is the critical component of heptafluoro-propane extinguishing chemical bottle group, because heptafluoro-propane goes out
Fiery agent is expensive, and it is larger that conventional container valve often has Seepage to cause damage.
Therefore need to propose a kind of new scheme to solve this problem.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model one is to provide a kind of extinguishing chemical bottle group from pressure pair
Sealing container valve, air-tightness is more preferable, it is not easy to occur phenomenon of osmosis.
The purpose of this utility model one technical scheme is that：Extinguishing chemical bottle group is held from pressure double containment
Device valve, includes the valve element that plugging valve is provided with valve body and the valve being opened on valve body, valve body；Valve body is away from extinguishing chemical
One end of bottle group is provided with the seal assembly of sealed valve body, and the one end of valve element away from extinguishing chemical bottle group is provided with the top of increase valve element
With the sealing ring of valve body junction air-tightness；Valve element is provided with increase valve element bottom close to one end of extinguishing chemical bottle group and connected with valve body
Connect the double-layer seal pad of place's air-tightness.
By using above-mentioned technical proposal, sealing ring and double-layer seal pad reduce the possibility of the leakage of valve, play
The effect of dual fail-safe.
The utility model is further arranged to：The double-layer seal pad include be arranged on valve body end face end face seal pad and
It is arranged on the radial seal pad in body length direction.
It is multi-faceted to reduce valve from radially sealing gasket is respectively provided with end face both direction by using above-mentioned technical proposal
The possibility of the leakage of door, plays a part of insuring more.
The utility model is further arranged to：The end face seal pad is set to annular, and valve element bottom is provided with insertion end
The end face groove of face sealing gasket.
By using above-mentioned technical proposal, annular end face sealing pad inserts contact area in end face groove and relatively more greatly, installed
More firmly, it is easy to the clamping to end face sealing gasket.
The utility model is further arranged to：It is double that the double-layer seal pad is provided with compression close to the side of extinguishing chemical bottle group
The sealing gasket pressure of layer sealing gasket is female.
By using above-mentioned technical proposal, the female double-layer seal pad that compresses of sealing gasket pressure has further consolidated double-layer seal pad
Install, make valve body air-tightness more preferable.
The utility model is further arranged to：It is provided with the valve body and contradicts end face seal pad compression end face sealing gasket
Locating part.
By using above-mentioned technical proposal, locating part compresses the peace that end face sealing gasket has further consolidated end face seal pad
Dress, makes valve body air-tightness more preferable.
The utility model is further arranged to：The locating part is semi-cylindrical hill.
By using above-mentioned technical proposal, the locating part of semi-cylindrical hill shape is easy to the installation of end face seal pad, is using
During it is relatively small to the abrasion of end face sealing gasket, service life is longer.
The utility model is further arranged to：The buckling groove of clamping radial seal pad is offered on the valve element.
By using above-mentioned technical proposal, buckling groove is easy to the installation of radial seal pad, also makes the installation of radial seal pad
More consolidate, increase the air-tightness of valve.
The utility model is further arranged to：The seal assembly is contradicted respectively including two ends is connected to valve element away from fire extinguishing
The elastic component of agent bottle group one end and valve body away from extinguishing chemical bottle group one end madial wall, elastic component is by valve element away from extinguishing chemical bottle group one
End separates to form epicoele with valve body away from extinguishing chemical bottle group one end；The valve element is spaced apart one end distance formation with body base
Area is less than the balance pipe that balance epicoele and cavity of resorption pressure holding valve element plugging valve are offered on the cavity of resorption of epicoele, valve element；Institute
Stating seal assembly also includes the seal membrane that sealed valve body can be punctured away from extinguishing chemical bottle group one end by pricking object.
By using above-mentioned technical proposal, before container value pressurising, valve element is closed in the presence of elastic component.When
During container pressurising, gas pressure is reached by valve element by balance pipe to be balanced up and down, because cavity area is more than lower Cavity surface on valve element
Product, so the power of epicoele is consistently greater than the power of cavity of resorption, is closed valve.When system starts, by epicoele seal membrane
Pierce through, upper cavity pressure moment declines, and valve element balance pipe can not supplement pressure, so valve element is upward under the effect of lower cavity pressure
Chamber moves Open valve.
The utility model is further arranged to：The holding tank for accommodating elastic component bottom is offered on the valve element.
By using above-mentioned technical proposal, holding tank has certain firm and position-limiting action, more elastic component energy to elastic component
Enough preferably work, improves the sensitivity of valve.
The purpose of this utility model two is to provide a kind of extinguishing chemical bottle group from pressure double hermetic vessel valve, and air-tightness is more preferable,
Phenomenon of osmosis is less likely to occur.
The purpose of this utility model two technical scheme is that：
It is connected with heptafluoro-propane extinguishing chemical bottle group, including container bottle, container bottle including the fire extinguishing described in such scheme
Agent bottle group presses double hermetic vessel valve certainly.
By using above-mentioned technical proposal, extinguishing chemical bottle group is installed and used in heptafluoro-propane extinguishing chemical bottle group from pressure double density
Container value is sealed, takes the form of double containment to reduce the possibility of leakage in the lower end of valve element, waste is reduced, using also more pacifying
Entirely.
In summary, the utility model has the advantages that：
Sealing ring and double-layer seal pad reduce the possibility of the leakage of valve, play a part of dual fail-safe；Double-layer seal
Pad is again including end face seal pad and radial seal pad, and the possibility of the multi-faceted leakage for reducing valve plays the work insured more
With；Before container value pressurising, valve element is closed in the presence of elastic component.When container pressurising, gas pressure passes through valve
Core is reached by balance pipe to be balanced up and down, because cavity area is more than lower cavity area on valve element, so the power of epicoele is consistently greater than down
The power of chamber, is closed valve.When system starts, epicoele seal membrane is pierced through, upper cavity pressure moment declines, and valve
Core balance pipe can not supplement pressure again, so valve element moves Open valve under the effect of lower cavity pressure to epicoele.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present embodiment；
Fig. 2 is structural representation of the extinguishing chemical bottle group from pressure double hermetic vessel valve；
Fig. 3 is Fig. 2 A portions enlarged diagram.
In figure：1st, container bottle；11st, bottleneck；2nd, container value；21st, valve body；22nd, valve；23rd, locating part；24th, airtight circle；3、
Valve element；31st, sealing ring；32nd, end face seal pad；33rd, radial seal pad；34th, end face groove；35th, buckling groove；36th, holding tank；37、
Balance pipe；4th, seal assembly；41st, elastic component；42nd, seal membrane；5th, pressure gauge；6th, safety cap；7th, sealing gasket pressure is female.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Heptafluoro-propane extinguishing chemical bottle group, as shown in figure 1, the container bottle 1 including containing heptafluoro-propane extinguishing chemical, container bottle 1
Including bottleneck 11, bottleneck 11 is provided with container value 2, and container value 2 is extinguishing chemical bottle group pressure double hermetic vessel valve 2 certainly.
Extinguishing chemical bottle group is from pressure double hermetic vessel valve 2, as shown in Fig. 2 including valve body 21 and being opened on valve body 21
Valve 22, the outer end of valve 22 is provided with safety cap 6；The valve element 3 of plugging valve 22 is installed in valve body 21；Valve body 21 is with respect to valve
22 other ends are provided with pressure gauge 5；The one end of valve body 21 away from bottleneck 11 is provided with the seal assembly 4 of sealed valve body 21, valve body
21 and the junction of seal assembly 4 install and be improved the airtight circle 24 of air-tightness；
As shown in Fig. 2 seal assembly 4 includes the diaphragm seal that sealed valve body 21 can be punctured away from the one end of bottleneck 11 by pricking object
Piece 42；Seal assembly 4 also contradicts and is connected to valve element 3 away from the one end of bottleneck 11 and valve body 21 away from bottleneck 11 1 respectively including two ends
Hold the holding tank 36 for being offered on the elastic component 41 of madial wall, valve element 3 and accommodating the bottom of elastic component 41；Elastic component 41 is remote by valve element 3
Separate to form epicoele away from the one end of bottleneck 11 with valve body 21 from the one end of bottleneck 11；Valve element 3 is spaced apart one end with the bottom of valve body 21
Distance forms the cavity of resorption that area is less than epicoele, with reference to shown in Fig. 3, and balance epicoele is offered on valve element 3 and cavity of resorption pressure keeps valve
The balance pipe 37 of the plugging valve 22 of core 3.
Embedded be provided with the one end of valve element 3 away from bottleneck 11 increases close with the junction air-tightness of valve body 21 at the top of valve element 3
Seal 31；Valve element 3 is provided with the increase bottom of valve element 3 and the double-layer seal of the junction air-tightness of valve body 21 close to one end of bottleneck 11
Pad.Double-layer seal pad includes the annular end face sealing pad 32 and the ring installed in the length direction of valve body 21 installed in the end face of valve body 21
Shape radial seal pad 33.The bottom of valve element 3 offers the end face groove 34 of insertion end face sealing gasket 32, and the radial outside wall of valve element 3 is opened up
There is the annular buckling groove 35 of clamping radial seal pad 33.Double-layer seal pad is provided with compression double-layer seal close to the side of bottleneck 11
The sealing gasket pressure mother 7 of pad.It is free to fall on valve body 21 integrally formed with the conflict limitation end face seal of end face seal pad 32 pad 32
The locating part 23 of semi-cylindrical hill shape.
Operation principle：Before the pressurising of container value 2, valve element 3 is closed in the presence of elastic component 41.When container pressurising
When, gas pressure is reached by valve element 3 by a diameter of 0.4mm balance pipe 37 to be balanced up and down, because cavity area is big on valve element 3
In lower cavity area, so the power of epicoele is consistently greater than the power of cavity of resorption, it is closed valve 22., will be upper when system starts
Chamber seal membrane 42 is pierced through, and upper cavity pressure moment declines, and the balance pipe 37 of valve element 3 can not supplement pressure, so valve element 3 is under
Under cavity pressure effect Open valve 22 is moved to epicoele.
Described above is only preferred embodiment of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to protection domain of the present utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (10)
1. extinguishing chemical bottle group is from pressure double hermetic vessel valve, the valve (22) for including valve body (21) and being opened on valve body (21),
The valve element (3) of plugging valve (22) is provided with valve body (21)；It is characterized in that：The one end of valve body (21) away from extinguishing chemical bottle group
The seal assembly (4) of sealed valve body (21) is provided with, the one end of valve element (3) away from extinguishing chemical bottle group is provided with increase valve element (3)
Top and the sealing ring (31) of valve body (21) junction air-tightness；Valve element (3) is provided with increase close to one end of extinguishing chemical bottle group
Valve element (3) bottom and the double-layer seal pad of valve body (21) junction air-tightness.
2. extinguishing chemical bottle group according to claim 1 presses double hermetic vessel valve certainly, it is characterised in that：The double-layer seal pad
Including being arranged on the end face seal pad (32) of valve body (21) end face and being arranged on the radial seal pad of valve body (21) length direction
(33)。
3. extinguishing chemical bottle group according to claim 2 presses double hermetic vessel valve certainly, it is characterised in that：The end face seal pad
(32) annular is set to, valve element (3) bottom is provided with the end face groove (34) of insertion end face sealing gasket (32).
4. extinguishing chemical bottle group according to claim 1 presses double hermetic vessel valve certainly, it is characterised in that：The double-layer seal pad
The sealing gasket pressure for being provided with compression double-layer seal pad close to the side of extinguishing chemical bottle group is female (7).
5. extinguishing chemical bottle group according to claim 2 presses double hermetic vessel valve certainly, it is characterised in that：On the valve body (21)
It is provided with and contradicts the locating part (23) that end face seal pad (32) compresses end face sealing gasket (32).
6. extinguishing chemical bottle group according to claim 5 presses double hermetic vessel valve certainly, it is characterised in that：The locating part (23)
For semi-cylindrical hill.
7. extinguishing chemical bottle group according to claim 1 presses double hermetic vessel valve certainly, it is characterised in that：On the valve element (3)
Offer the buckling groove (35) of clamping radial seal pad (33).
8. extinguishing chemical bottle group according to claim 1 presses double hermetic vessel valve certainly, it is characterised in that：The seal assembly
(4) contradicted respectively including two ends and be connected to valve element (3) away from extinguishing chemical bottle group one end and valve body (21) away from extinguishing chemical bottle group one
The elastic component (41) of madial wall is held, elastic component (41) is by valve element (3) away from extinguishing chemical bottle group one end and valve body (21) away from fire extinguishing
Agent bottle group one end separates to form epicoele；The valve element (3) is less than with one end distance formation area that is spaced apart of valve body (21) bottom
Balance epicoele is offered on the cavity of resorption of epicoele, valve element (3) and cavity of resorption pressure keeps the balance pipe of valve element (3) plugging valve (22)
(37)；The seal assembly (4) also includes the sealing that sealed valve body (21) can be punctured away from extinguishing chemical bottle group one end by pricking object
Diaphragm (42).
9. extinguishing chemical bottle group according to claim 8 presses double hermetic vessel valve certainly, it is characterised in that：On the valve element (3)
Offer the holding tank (36) for accommodating elastic component (41) bottom.
10. heptafluoro-propane extinguishing chemical bottle group, including container bottle (1), it is characterised in that：Being connected in container bottle (1) will just like right
The extinguishing chemical bottle group described in any one of 1-9 claims is asked to press double hermetic vessel valve certainly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720089695.4U CN206463385U (en) | 2017-01-19 | 2017-01-19 | Heptafluoro-propane extinguishing chemical bottle group and its certainly pressure double hermetic vessel valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720089695.4U CN206463385U (en) | 2017-01-19 | 2017-01-19 | Heptafluoro-propane extinguishing chemical bottle group and its certainly pressure double hermetic vessel valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206463385U true CN206463385U (en) | 2017-09-05 |
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ID=59703846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720089695.4U Active CN206463385U (en) | 2017-01-19 | 2017-01-19 | Heptafluoro-propane extinguishing chemical bottle group and its certainly pressure double hermetic vessel valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206463385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468834A (en) * | 2018-04-12 | 2018-08-31 | 宜兴市锦辉铜材有限公司 | A kind of fire-fighting container value of quick filling and sealing |
-
2017
- 2017-01-19 CN CN201720089695.4U patent/CN206463385U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468834A (en) * | 2018-04-12 | 2018-08-31 | 宜兴市锦辉铜材有限公司 | A kind of fire-fighting container value of quick filling and sealing |
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