CN207349465U - A kind of multifunction valve - Google Patents
A kind of multifunction valve Download PDFInfo
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- CN207349465U CN207349465U CN201721039718.7U CN201721039718U CN207349465U CN 207349465 U CN207349465 U CN 207349465U CN 201721039718 U CN201721039718 U CN 201721039718U CN 207349465 U CN207349465 U CN 207349465U
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- valve
- flap
- valve rod
- multifunction
- cylindrical
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Abstract
The utility model discloses a kind of multifunction valve, including valve body, flap, valve rod, valve deck, flap is equipped with cylindrical lead, axis pin is further disposed on cylindrical lead, valve rod is cylindrical to be equipped with symmetrical long waist type groove, ensure that axis pin slides in long waist type groove, blind hole is equipped with valve rod, flap is moved up and down along blind hole, valve deck is equipped with stuffing-box hole, filler is arranged in stuffing-box hole and is wrapped on valve rod, and buffer unit is equipped between valve rod and flap, and valve stem nut can be moved up and down with ovable valve stem.The utility model integrate block, non-return, reflux pre-washing function, on the one hand the dosage of pipe valve can be reduced, save pipeline valve cost, it can meet setting requirements of the pipeline to valve again, realize in accordance with the law multi-purpose economy purpose, simple in structure, compact, leakproofness is preferable, installation and removal are all very convenient, and practicality is stronger.
Description
Technical field
Valve technology field is the utility model is related to, particularly a kind of multifunction valve.
Background technology
In many chemical industry in China, oil, electric power, the marine utilization system, often to the pipeline and equipment after use
Reflux cleaning is carried out, due to there is check-valves in pipeline, check-valves is in the completely closed state during reflux, and can not meet to rinse will
Ask.At present to blocking, non-return, reflux rinse etc. function valve demand it is big, since species is various, thus the use of pipe valve
Amount is very big, pipeline valve cost increase, it is impossible to meet setting requirements of the pipeline to valve.
The Chinese utility model patent of Application No. 201520870446.X discloses a kind of super multifunction valve, including valve
Body, valve rod, butterfly plate and gear, the valve body are equipped with fluid passage, and the valve rod and butterfly plate are located in valve body；The butterfly
Plate is fixedly connected by pin with valve rod；The valve stem top is connected with gear；Filler is equipped between the valve rod and valve body
Group；Filler packing ring is equipped with below the filler group；The filler group includes flexible graphite packing and graphite packing padding；It is described to fill out
Filler pressing sleeve and gland are equipped with successively above material group；The gland is fixedly connected with the valve body by stud；Institute
Stating gear includes handwheel；The handwheel outer surface is equipped with anti-slip rubber raised line, but the utility model function is single, also simultaneously
Cannot realize at the same time block, non-return, reflux rinse etc. function.
The content of the invention
In view of the above-mentioned problems of the prior art, the utility model provides a kind of multifunction valve, collection blocks, non-return, returns
Pre-washing function is flowed in the multi-functional valve of one, on the one hand can be reduced the dosage of pipe valve, be saved pipeline valve cost, again
It can meet setting requirements of the pipeline to valve, realize in accordance with the law multi-purpose economy purpose, simple in structure, compact, leakproofness is preferable,
Installation and removal are all very convenient, and practicality is stronger.
To achieve these goals, the technical solution adopted in the utility model is：A kind of multifunction valve, including valve body, valve
Valve, valve rod, valve deck, flap are equipped with cylindrical lead, and axis pin is further disposed on cylindrical lead, and valve rod is cylindrical to be set
There is symmetrical long waist type groove, it is ensured that axis pin slides in long waist type groove, and blind hole is equipped with valve rod, and flap is moved up and down along blind hole,
Valve deck is equipped with stuffing-box hole, and filler is arranged in stuffing-box hole and is wrapped on valve rod, and buffering is equipped between valve rod and flap
Component, valve stem nut can be moved up and down with ovable valve stem.
Preferably, the buffer unit is compression spring, compression spring by the positioning spigot on valve rod and flap into
Row is fixed.
Any of the above-described scheme is preferably, and hard alloy layer is welded with outside the valve body and flap.
Any of the above-described scheme is preferably, and the hard alloy layer is stainless steel layer.
Any of the above-described scheme is preferably, and the flap is equipped with spring locating features.
Any of the above-described scheme is preferably, and the spring locating features are cylindrical boss.
Any of the above-described scheme is preferably, and the valve rod is cylindrical to be equipped with 2 symmetrical long waist type grooves,
Any of the above-described scheme is preferably, and the valve rod lower face is R discs.
Any of the above-described scheme is preferably, the axis pin through valve rod it is cylindrical on two long waist type groove in.
Any of the above-described scheme is preferably, and the axis pin can be fitted close with flap, not produce mutual displacement.
Any of the above-described scheme is preferably, and gasket is additionally provided with the valve body and valve bonnet seal.
Any of the above-described scheme is preferably, and the flap and valve rod are that shaped steel forging is formed through finishing.
Beneficial effect：
The beneficial effects of the utility model are：Including valve body, flap, valve rod, valve deck, flap is equipped with cylinder and is oriented to
Column, axis pin are further disposed on cylindrical lead, and valve rod is cylindrical to be equipped with symmetrical long waist type groove, it is ensured that axis pin is in long waist type
Slided in groove, be equipped with blind hole in valve rod, flap is moved up and down along blind hole, and valve deck is equipped with stuffing-box hole, and filler is arranged on filler
In letter hole and it is wrapped on valve rod, buffer unit is equipped between valve rod and flap, valve stem nut can be moved up and down with ovable valve stem.
The utility model has the following advantages：
(1), the diverse location of valve rod is changed, realizes the function conversion of valve；
(2), coordinated using flap rear cylindrical boss and valve rod blind hole and positioned, it is ensured that valve clack sealing surface and valve seal
Face center is consistent；
(3), flap is promoted to reset using spring force, it can be achieved that the universal property of valve installation；
(4), using the change of valve rod lifting position, valve block valve, check-valves, the multiple work(for the flushing valve that flows back are realized
Energy；
(5), the utility model integrate block, non-return, flow back pre-washing function multi-functional valve, on the one hand can subtract
The dosage of few pipe valve, saves pipeline valve cost, and can meet setting requirements of the pipeline to valve；
(6), in accordance with the law multi-purpose economy purpose is realized, simple in structure, compact, leakproofness is preferable, is readily produced and manufactures,
Installation and removal are all very convenient, and practicality is stronger.
Brief description of the drawings
Fig. 1 is the structure diagram of one preferred embodiment of multifunction valve of the utility model；
Fig. 2 is a partial structurtes enlarged diagram of Fig. 1；
Fig. 3 is a partial structurtes perspective view of Fig. 2.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment 1
To achieve these goals, the technical solution adopted in the utility model is：
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of multifunction valve, including valve body 1, flap 2, valve rod 3, valve deck 4, set on flap 2
There is cylindrical lead 21, axis pin 8 is further disposed on cylindrical lead 21, and valve rod 3 is cylindrical to be equipped with symmetrical long waist type
Groove 31, it is ensured that axis pin 8 slides in long waist type groove 31, is equipped with blind hole 32 in valve rod 3, flap 2 is moved up and down along blind hole 32, valve deck
4 are equipped with stuffing-box hole 41, and filler 7 is arranged in stuffing-box hole 41 and is wrapped on valve rod 3, is equipped between valve rod 3 and flap 2
Buffer unit 5, valve stem nut 9 can be moved up and down with ovable valve stem 3.
The technical solution that the utility model further optimizes is that the buffer unit 5 is compression spring, and compression spring passes through
Valve rod 3 is fixed with the positioning spigot on flap 2.Compression spring can promote flap 2 to be affixed to 1 sealing surface of valve body, under valve rod 3
During shifting, R types end can contact and compress flap 2, and axis pin 8 can be driven by cylindrical two long 31 bottoms of waist type groove when moving up.
So as to drive flap to move up.
The technical solution that the utility model further optimizes, which is that the valve rod 3 is cylindrical, is equipped with 2 symmetrical long waist type grooves
31, valve rod lower face is R discs.
The technical solution that the utility model further optimizes is, the axis pin 8 through valve rod 3 it is cylindrical on two long waists
In type groove 31.
The technical solution that the utility model further optimizes is that the axis pin 8 can be fitted close with flap 2, not produced
Mutual displacement.
The technical solution that the utility model further optimizes is, the flap 2 and valve rod 3 be shaped steel forging through finishing and
Into.
Flap 2, valve rod 3 are forged using shaped steel and formed through finishing.It is that shaped steel coiling forms to compress spring, and is installed on valve
Between bar 3 and flap 2, and push flap 2 to valve body 1 sealing surface.When needing valve normal use and possessing return valve function,
Only need 3 position adjustment of valve rod to medium position, flap 2, valve opening, medium conducting are pushed open using medium pressure itself；
At the same time such as medium back flow, then for flap 2 under the action of compression spring force, closing valve, realizes return valve function.When system needs
When being forcibly cut off medium flow field, it is only necessary to which operating valve lever 3 moves down, compression compression spring, and allows 3 lower face R discs of valve rod to connect
Touch and compress the back side plane of flap 2, it is possible to close valve by force, realize the break-in facility of multifunction valve.When needing to clean
When valve preceding pipeline or equipment, operating valve lever 3 moves up and drives flap 2 to move up by axis pin 8, so that it may lifts flap 2, valve by force
It is shown in a fully open operation, realizes the function that medium back flow is rinsed.
The beneficial effects of the utility model are：A kind of multifunction valve, including valve body 1, flap 2, valve rod 3, valve deck 4, flap 2
Cylindrical lead 21 is equipped with, axis pin 8 is further disposed on cylindrical lead 21, and valve rod 3 is cylindrical to be equipped with symmetrical length
Waist type groove 31, it is ensured that axis pin 8 slides in long waist type groove 31, and blind hole 32 is equipped with valve rod 3, and flap 2 is moved up and down along blind hole 32,
Valve deck 4 is equipped with stuffing-box hole, and filler 7 is arranged in stuffing-box hole and is wrapped on valve rod 3, set between valve rod 3 and flap 2
There is buffer unit 5, valve stem nut 9 can be moved up and down with ovable valve stem 3.
The utility model has the following advantages：
(1), the diverse location of valve rod is changed, realizes the function conversion of valve；
(2), coordinated using flap rear cylindrical boss and valve rod blind hole and positioned, it is ensured that valve clack sealing surface and valve seal
Face center is consistent；
(3), flap is promoted to reset using spring force, it can be achieved that the universal property of valve installation；
(4), using the change of valve rod lifting position, valve block valve, check-valves, the multiple work(for the flushing valve that flows back are realized
Energy；
(5), the utility model integrate block, non-return, flow back pre-washing function multi-functional valve, on the one hand can subtract
The dosage of few pipe valve, saves pipeline valve cost, and can meet setting requirements of the pipeline to valve；
(6), in accordance with the law multi-purpose economy purpose is realized, simple in structure, compact, leakproofness is preferable, is readily produced and manufactures,
Installation and removal are all very convenient, and practicality is stronger.
Embodiment 2
A kind of multifunction valve, and unlike embodiment 1, including valve body 1, flap 2, valve rod 3, valve deck 4, set on flap 2
There is cylindrical lead 21, axis pin 8 is further disposed on cylindrical lead 21, and valve rod 3 is cylindrical to be equipped with symmetrical long waist type
Groove 31, it is ensured that axis pin 8 slides in long waist type groove 31, is equipped with blind hole 32 in valve rod 3, flap 2 is moved up and down along blind hole 32, valve deck
4 are equipped with stuffing-box hole, and filler 7 is arranged in stuffing-box hole and is wrapped on valve rod 3, and buffering is equipped between valve rod 3 and flap 2
Component 5, valve stem nut 9 can be moved up and down with ovable valve stem 3, and hard alloy layer, hard are welded with outside the valve body 1 and flap 2
Alloy-layer is stainless steel layer.
Embodiment 3
A kind of multifunction valve, and unlike embodiment 1, including valve body 1, flap 2, valve rod 3, valve deck 4, set on flap 2
There is cylindrical lead 21, axis pin 8 is further disposed on cylindrical lead 21, and valve rod 3 is cylindrical to be equipped with symmetrical long waist type
Groove 31, it is ensured that axis pin 8 slides in long waist type groove 31, is equipped with blind hole 32 in valve rod 3, flap 2 is moved up and down along blind hole 32, valve deck
4 are equipped with stuffing-box hole, and filler 7 is arranged in stuffing-box hole and is wrapped on valve rod 3, and buffering is equipped between valve rod 3 and flap 2
Component 5, valve stem nut 9 can be moved up and down with ovable valve stem 3, and hard alloy layer, hard are welded with outside the valve body 1 and flap 2
Alloy-layer is stainless steel layer, and the flap 2 is equipped with spring locating features, and spring locating features are cylindrical boss 22.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should be covered within the scope of the utility model.
Claims (10)
1. a kind of multifunction valve, including valve body（1）, flap（2）, valve rod（3）, valve deck（4）, it is characterised in that flap（2）On set
There is cylindrical lead（21）, axis pin（8）It is further disposed at cylindrical lead（21）On, valve rod（3）It is cylindrical to be equipped with symmetrically
Long waist type groove（31）, it is ensured that axis pin（8）In long waist type groove（31）Middle slip, valve rod（3）It is interior to be equipped with blind hole（32）, flap（2）
Along blind hole（32）Move up and down, valve deck（4）It is equipped with stuffing-box hole, filler（7）It is arranged in stuffing-box hole and is wrapped in valve rod
（3）On, valve rod（3）And flap（2）Between be equipped with buffer unit（5）, valve stem nut（9）Can be with ovable valve stem（3）Move up and down.
A kind of 2. multifunction valve according to claim 1, it is characterised in that the buffer unit（5）To compress spring, pressure
Contracting spring passes through valve rod（3）With flap（2）On positioning spigot be fixed.
A kind of 3. multifunction valve according to claim 1, it is characterised in that the valve body（1）And flap（2）It is welded with outside
Hard alloy layer.
4. a kind of multifunction valve according to claim 3, it is characterised in that the hard alloy layer is stainless steel layer.
A kind of 5. multifunction valve according to claim 1, it is characterised in that the flap（2）It is equipped with spring positioning knot
Structure.
6. a kind of multifunction valve according to claim 5, it is characterised in that the spring locating features are circular cylindrical projection
Platform.
A kind of 7. multifunction valve according to claim 1, it is characterised in that the valve rod（3）It is cylindrical to be equipped with 2 symmetrically
Long waist type groove（31）.
A kind of 8. multifunction valve according to claim 1, it is characterised in that the axis pin（8）Through valve rod（3）It is cylindrical
On two long waist type groove（31）It is interior.
A kind of 9. multifunction valve according to claim 8, it is characterised in that the axis pin（8）Can be with flap（2）Closely
Coordinate, do not produce mutual displacement.
A kind of 10. multifunction valve according to claim 1, it is characterised in that the valve body（1）And valve deck（4）At sealing
It is additionally provided with gasket（6）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721039718.7U CN207349465U (en) | 2017-08-18 | 2017-08-18 | A kind of multifunction valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721039718.7U CN207349465U (en) | 2017-08-18 | 2017-08-18 | A kind of multifunction valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207349465U true CN207349465U (en) | 2018-05-11 |
Family
ID=62411453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721039718.7U Active CN207349465U (en) | 2017-08-18 | 2017-08-18 | A kind of multifunction valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207349465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483696A (en) * | 2022-02-17 | 2022-05-13 | 河北墨峻科技有限公司 | Multipurpose valve with throttling and unloading functions |
-
2017
- 2017-08-18 CN CN201721039718.7U patent/CN207349465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114483696A (en) * | 2022-02-17 | 2022-05-13 | 河北墨峻科技有限公司 | Multipurpose valve with throttling and unloading functions |
| CN114483696B (en) * | 2022-02-17 | 2022-10-14 | 河北墨峻科技有限公司 | Multipurpose valve with throttling and unloading functions |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |