CN206802319U - A kind of Novel filtration stop valve - Google Patents
A kind of Novel filtration stop valve Download PDFInfo
- Publication number
- CN206802319U CN206802319U CN201720623607.4U CN201720623607U CN206802319U CN 206802319 U CN206802319 U CN 206802319U CN 201720623607 U CN201720623607 U CN 201720623607U CN 206802319 U CN206802319 U CN 206802319U
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- CN
- China
- Prior art keywords
- screen pack
- valve
- valve body
- bonnet
- flap
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- 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 discloses a kind of Novel filtration stop valve, belong to valve technology field.The Novel filtration stop valve, including valve body 1, valve seat 2, bonnet 3, valve rod 4, flap 5, handwheel 6, the valve body 1 includes intake antrum and cut-off chamber, one end of the flap 5 is cylindrical structure, the other end is conical structure, the flap 5 is provided with groove in cylindrical structure end, and the T-type structure mutual cooperation of the groove and valve rod 4 connects；The first screen pack 8 is provided with the intake antrum of the valve body 1, cut-off chamber is additionally provided with the second screen pack 17 and the 3rd screen pack 18, and screen pack uses double-decker, and outer layer is stainless steel plate, and internal layer is gauze, and the lower surface of the valve body 1 is additionally provided with blowdown plug 7.A kind of Novel filtration stop valve described in the utility model not only has the function that to cut off and adjust flow, and impurity that can be effectively in convection body carries out barrier cleaning, and seal is strong, and service life is grown.
Description
Technical field
The utility model belongs to valve technology field, and in particular to a kind of Novel filtration stop valve.
Background technology
Stop valve is a kind of one of most popular valve, and why very popular it is, is due to close during being opened and closed
Frictional force is small between front cover, relatively durable, and Lift is little, available for control empty gas and water, steam, various Korrosionsmediums,
The flowing of all kinds fluid such as mud, oil product, liquid metal and radiating medium.Therefore, such stop valve is very
It is suitable as cutting off or the use that adjusts and throttle.But when the valve is open, if frequent containing solid particle polluter in fluid
Meeting blocking pipeline and wear valve, cause the service life of valve short, and need often maintenance pipeline or change valve.
Filter is mainly made up of valve body, bonnet, filter screen, seal and fastener etc..Stream can be removed on pipeline
Larger solid impurity in body, enable machinery equipment (including compressor, pump etc.), instrument normal work and operating, reach stable
Technical process, the effect to guarantee safe production.
In industry actually uses, stop valve plays a part of to cut off and adjust flow, and filter filtration, two solely
Vertical product is, it is necessary to which separated design, separately purchase, it is necessary to bigger installing space and manufacturing cost.Therefore, it is necessary to research and develop one kind
Product, the cutting function of the filtering function of filter and stop valve is combined, be integrated into a new product, can
It will keep apart in fluid containing solid particle polluter with valve seal component, protect the seal of valve body, extend its service life.
The content of the invention
The problem of in order to overcome prior art to exist, the utility model provide a kind of Novel filtration stop valve.
In order to achieve the above object, the technological means that the utility model uses is as follows：
A kind of Novel filtration stop valve, including valve body 1, valve seat 2, bonnet 3, valve rod 4, flap 5, handwheel 6, the valve body 1
Including intake antrum and cut-off chamber, the valve seat 2 is L-type structure, is coordinated between the intake antrum of valve body 1 and cut-off chamber with valve body 1
Connection；The bonnet 3 is connected by fastener 13 with the upper surface of valve body 1, the bonnet 3 be in contact with the upper surface of valve body 1 one
Face is provided with boss, and the boss is nested with the upper surface of valve body 1；The valve rod 4 is T-type structure, the valve rod 4 from upper and
It is connected through handwheel 6 and bonnet 3 into the lumen of valve body 1 with flap 5 down；One end of the flap 5 is cylindrical structure, and the other end is
Conical structure, the flap 5 are provided with groove in cylindrical structure end, and the T-type structure of the groove and valve rod 4 cooperates
Connection；
The first screen pack 8 is provided with the intake antrum of the valve body 1, cut-off chamber is additionally provided with the second screen pack 17 and the 3rd filtering
Net 18, described second screen pack, 17 and the 3rd screen pack, 18 equal one end are connected with bonnet 3, and the other end is connected with valve seat 2, the second mistake
The screen pack 18 of filter screen 17 and the 3rd is located at the both sides of flap 5, wherein the second screen pack 17 is close to the first screen pack 8, the 3rd filtering
Net 18 is close to delivery port；First screen pack 8, the second screen pack 17 and the 3rd screen pack 18 use double-decker, outer layer
For stainless steel plate, internal layer is gauze.
Further, the lower surface of the valve body 1 is additionally provided with blowdown plug 7.
Further, boss place nested with the upper surface of valve body 1 is provided with spirotallic gasket 12.
Further, the bonnet 3 is connected by valve stem nut 16 with valve rod 4.
Further, filler 14 is additionally provided between the bonnet 3 and valve rod 4, the upper surface of the filler 14, which is additionally provided with, to be filled out
Expect gland 15, the gland 15 is fixed on bonnet 3 by fastener 13.
Further, the flap 5 goes out to be additionally provided with valve clack cover 11 in cylindrical structure end face, and the valve rod 4 runs through valve clack cover
11 are connected with flap 5.
Further, it is stainless that one end that the screen pack 18 of the second screen pack 17 and the 3rd contacts with bonnet 3 includes annular
Steel ring 9, the screen pack 18 of the second screen pack 17 and the 3rd are connected by ring stainless steel circle 9 with bonnet 3, and the annular is stainless
The interior wall construction that the side of steel ring 9 ends chamber with valve body 1 is in contact.
Further, the ring stainless steel circle 9 is additionally provided with multiple close with the position that the inwall of the cut-off chamber of valve body 1 is in contact
Seal 10.
Further, the sealing ring 10 is O-ring seal.
Further, first screen pack 8, the second screen pack 17 and the 3rd screen pack 18 are detachable form, institute
The filter bores for stating the first screen pack 8, the second screen pack 17 and the 3rd screen pack 18 are sequentially reduced.
Beneficial effect：Compared with prior art, a kind of Novel filtration stop valve described in the utility model is in stop valve
Three filter layers are added in structure：First screen pack 8, the second screen pack 17 and the 3rd screen pack 18 so that Novel filtration is cut
Only valve not only has the function that to cut off and adjusts flow, and preliminary filtering has been carried out in convection body by the first screen pack 8,
Impurity larger in fluid effectively is obstructed, by imperceptible miscellaneous in the second screen pack 17 and the convection body of the 3rd screen pack 18
Matter carries out filtering removing again, can be removed impurity by blowdown plug 7；First screen pack 8, the and of the second screen pack 17 simultaneously
3rd screen pack 18 is installed using detachable form, is easy to the cleaning and maintenance of screen pack, the filtering of the first screen pack 8, second
The screen pack 18 of net 17 and the 3rd uses double-decker, and outer layer is stainless steel plate, and internal layer is gauze, both can guarantee that the strong of filter screen
Degree, and can effectively filter the impurity in fluid.
One end of the flap 5 uses conical structure, when valve rod 4 is cut off by the convection body of flap 5, flap 5
Contact with valve seat 2 is a ring, has higher sealing property than flat seal, while can solve to sink due to filtering
Influence of the long-pending debris to sealing property so that service life strengthens.
Brief description of the drawings
Fig. 1 is a kind of Novel filtration stop valve structure schematic diagram of the utility model；
Fig. 2 is the second screen pack and the 3rd filter screen structure schematic diagram in the utility model Fig. 1.
In figure：1- valve bodies, 2- valve seats, 3- bonnets, 4- valve rods, 5- flaps, 6- handwheels, 7- blowdowns plug, 8- first are filtered
Net, 9- ring stainless steels circle, 10- sealing rings, 11- valve clack covers, 12- spirotallic gaskets, 13- fasteners, 14- fillers, 15- filler pressures
Lid, 16- valve stem nuts, the screen packs of 17- second, the screen packs of 18- the 3rd.
Embodiment
The utility model is further elaborated with reference to the accompanying drawings and examples.
Embodiment
With reference to figure 1, a kind of Novel filtration stop valve, including valve body 1, valve seat 2, bonnet 3, valve rod 4, flap 5, handwheel 6, institute
State valve body 1 include intake antrum and cut-off chamber, the valve seat 2 be L-type structure, positioned at the intake antrum of valve body 1 and end chamber between with valve
Body 1 is connected；The bonnet 3 is connected by fastener 13 with the upper surface of valve body 1, and the bonnet 3 connects with the upper surface of valve body 1
Tactile one side is provided with boss, and the boss is nested with the upper surface of valve body 1, boss place nested with the upper surface of valve body 1
Provided with spirotallic gasket 12；
With reference to figure 1, the valve rod 4 is T-type structure, and the valve rod 4 enters valve body 1 through handwheel 6 and bonnet 3 from top to bottom
Lumen is connected with flap 5；The bonnet 3 is connected by valve stem nut 16 with valve rod 4；It is additionally provided between the bonnet 3 and valve rod 4
Filler 14, the upper surface of the filler 14 are additionally provided with gland 15, by gland 15 compress the bonnet 3 of filler 14 and
Sealing between valve rod 4 is improved, and the gland 15 is fixed on bonnet 3 by fastener 13.The one of the flap 5
It is conical structure to hold as cylindrical structure, the other end, and the flap 5 is provided with groove in cylindrical structure end, the groove with
The T-type structure of valve rod 4, which cooperates, to be connected；The flap 5 goes out to be additionally provided with valve clack cover 11, the valve rod 4 in cylindrical structure end face
It is connected through valve clack cover 11 with flap 5.One end of the flap 5 uses conical structure, when the driving stem 4 of handwheel 6 passes through valve
When the convection body of valve 5 is cut off, the contact with valve seat 2 of flap 5 is a ring, has higher sealing than flat seal
Can, while can solve influence of the debris to sealing property due to filter deposition.
With reference to figure 1, the first screen pack 8 is provided with the intake antrum of the valve body 1, convection body has carried out preliminary filtering, had
Effect has obstructed impurity larger in fluid, and cut-off chamber is additionally provided with the second screen pack 17 and the 3rd screen pack 18, pole in convection body
Trickle impurity carries out filtering removing again, and described second screen pack, 17 and the 3rd screen pack, 18 equal one end is connected with bonnet 3, separately
One end is connected with valve seat 2, and the second screen pack 17 and the 3rd screen pack 18 are located at the both sides of flap 5, wherein the second screen pack 17 leans on
Nearly first screen pack 8, the 3rd screen pack 18 is close to delivery port；First screen pack 8, the second screen pack 17 and the 3rd screen pack
18 use double-decker, and outer layer is stainless steel plate, and internal layer is gauze, both can guarantee that the intensity of filter screen, and and can effectively filters stream
Impurity in body.With reference to Fig. 1 and 2, one end that the screen pack 18 of the second screen pack 17 and the 3rd contacts with bonnet 3 includes annular
Stainless steel coil 9, the screen pack 18 of the second screen pack 17 and the 3rd are connected by ring stainless steel circle 9 with bonnet 3, the annular
The interior wall construction that the side of stainless steel coil 9 ends chamber with valve body 1 is in contact.The ring stainless steel circle 9 ends chamber with valve body 1
The position that inwall is in contact is additionally provided with multiple sealing rings 10, and the sealing ring 10 is O-ring seal, ensures to filter with sealing ring
Net top and the sealing property of stop valve cut-off cavity wall.First screen pack 8, the second screen pack 17 and the 3rd screen pack 18
It is detachable form, is easy to the cleaning and maintenance of screen pack, first screen pack 8, the second screen pack 17 and the 3rd filtering
The filter bores of net 18 are sequentially reduced, and the impurity in convection body is effectively isolated.The lower surface of the valve body 1 is additionally provided with blowdown
Plug 7, impurity can not only be removed by blowdown plug 7, and be also convenient for the dismounting to screen pack.
Claims (10)
- A kind of 1. Novel filtration stop valve, it is characterised in that：Including valve body (1), valve seat (2), bonnet (3), valve rod (4), flap (5), handwheel (6), the valve body (1) include intake antrum and cut-off chamber, and the valve seat (2) is L-type structure, is entered positioned at valve body (1) It is connected between water cavity and cut-off chamber with valve body (1)；The bonnet (3) passes through fastener (13) and valve body (1) upper surface phase Even, the bonnet (3) is provided with boss with the one side that valve body (1) upper surface is in contact, and the boss and valve body (1) upper surface are embedding Set coordinates；The valve rod (4) is T-type structure, and the valve rod (4) enters valve body through handwheel (6) and bonnet (3) from top to bottom (1) lumen is connected with flap (5)；One end of the flap (5) is cylindrical structure, and the other end is conical structure, the flap (5) groove is provided with cylindrical structure end, the T-type structure mutual cooperation of the groove and valve rod (4) connects；The first screen pack (8) is provided with the intake antrum of the valve body (1), cut-off chamber is additionally provided with the second screen pack (17) and the 3rd mistake Filter screen (18), second screen pack (17) and the 3rd screen pack (18) one end are connected with bonnet (3), the other end and valve seat (2) it is connected, the second screen pack (17) and the 3rd screen pack (18) are located at the both sides of flap (5), wherein the second screen pack (17) leans on Nearly first screen pack (8), the 3rd screen pack (18) is close to delivery port；First screen pack (8), the second screen pack (17) and Three screen packs (18) use double-decker, and outer layer is stainless steel plate, and internal layer is gauze.
- A kind of 2. Novel filtration stop valve according to claim 1, it is characterised in that：The lower surface of the valve body (1) is also Provided with blowdown plug (7).
- A kind of 3. Novel filtration stop valve according to claim 1, it is characterised in that：The boss and valve body (1) upper end Spirotallic gasket (12) is provided with the nesting of face.
- A kind of 4. Novel filtration stop valve according to claim 1, it is characterised in that：The bonnet (3) passes through valve rod spiral shell Female (16) are connected with valve rod (4).
- A kind of 5. Novel filtration stop valve according to claim 1, it is characterised in that：The bonnet (3) and valve rod (4) it Between be additionally provided with filler (14), the upper surface of the filler (14) is additionally provided with gland (15), and the gland (15) passes through Fastener (13) is fixed on bonnet (3).
- A kind of 6. Novel filtration stop valve according to claim 1, it is characterised in that：The flap (5) is in cylindrical structure End face goes out to be additionally provided with valve clack cover (11), and the valve rod (4) is connected through valve clack cover (11) with flap (5).
- A kind of 7. Novel filtration stop valve according to claim 1, it is characterised in that：Second screen pack (17) and One end that three screen packs (18) contact with bonnet (3) includes ring stainless steel circle (9), second screen pack (17) and the 3rd mistake Filter screen (18) is connected by ring stainless steel circle (9) with bonnet (3), and side and the valve body (1) of the ring stainless steel circle (9) are cut Only the interior wall construction of chamber is in contact.
- A kind of 8. Novel filtration stop valve according to claim 7, it is characterised in that：The ring stainless steel circle (9) with The position that the inwall of valve body (1) cut-off chamber is in contact is additionally provided with multiple sealing rings (10).
- A kind of 9. Novel filtration stop valve according to claim 8, it is characterised in that：The sealing ring (10) is O-shaped close Seal.
- A kind of 10. Novel filtration stop valve according to claim 1, it is characterised in that：First screen pack (8), Two screen packs (17) and the 3rd screen pack (18) are detachable form, first screen pack (8), the second screen pack (17) and The filter bores of 3rd screen pack (18) are sequentially reduced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720623607.4U CN206802319U (en) | 2017-06-01 | 2017-06-01 | A kind of Novel filtration stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720623607.4U CN206802319U (en) | 2017-06-01 | 2017-06-01 | A kind of Novel filtration stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206802319U true CN206802319U (en) | 2017-12-26 |
Family
ID=60744261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720623607.4U Expired - Fee Related CN206802319U (en) | 2017-06-01 | 2017-06-01 | A kind of Novel filtration stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206802319U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152535A (en) * | 2017-06-01 | 2017-09-12 | 严纲 | A kind of Novel filtration stop valve |
| CN108591563A (en) * | 2018-05-30 | 2018-09-28 | 江苏安普阀门机械有限公司 | A kind of valve body of filter |
| CN109099177A (en) * | 2018-09-07 | 2018-12-28 | 上海东铁五金有限公司 | A kind of regulating valve and the floor spring including it |
-
2017
- 2017-06-01 CN CN201720623607.4U patent/CN206802319U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107152535A (en) * | 2017-06-01 | 2017-09-12 | 严纲 | A kind of Novel filtration stop valve |
| CN108591563A (en) * | 2018-05-30 | 2018-09-28 | 江苏安普阀门机械有限公司 | A kind of valve body of filter |
| CN109099177A (en) * | 2018-09-07 | 2018-12-28 | 上海东铁五金有限公司 | A kind of regulating valve and the floor spring including it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20190601 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
