CN206206683U - A kind of Filtering ball valve - Google Patents
A kind of Filtering ball valve Download PDFInfo
- Publication number
- CN206206683U CN206206683U CN201621278250.2U CN201621278250U CN206206683U CN 206206683 U CN206206683 U CN 206206683U CN 201621278250 U CN201621278250 U CN 201621278250U CN 206206683 U CN206206683 U CN 206206683U
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- China
- Prior art keywords
- nut
- screen pack
- valve body
- water inlet
- circular step
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- Expired - Fee Related
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Abstract
The utility model provides a kind of Filtering ball valve, belongs to field of mechanical technique.It solves the problems, such as that existing Filtering ball valve filter effect is not good and is difficult to dismantle screen pack and cleared up.It is respectively the valve body of water inlet end and water side including two ends, core and valve rod are provided with valve body, the water inlet end of valve body is externally connected with lock nut one with water inlet plastics adapter, the water side of valve body is externally connected with lock nut two and is taken over water outlet plastics, screen pack one is provided with the water inlet end of valve body, screen pack three is provided with core, there is circular step one in the water inlet end of valve body and nut one annular in shape is connected with the water inlet end of valve body, be pressed in screen pack one on circular step one by nut one, in core nut three annular in shape is being connected with circular step one, be positioned at screen pack three in core by nut three, external diameter of the internal diameter of circular step one more than nut three.It has the advantages that more easily to be cleared up screen pack while filter effect is improved.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of ball valve, particularly a kind of Filtering ball valve.
Background technology
Ball valve is very common valve, and it is to drive core to rotate to control to open around the axis of valve rod by valve rod
Close, the circulation or cut-off of pipeline internal medium can be realized by the rotation of core.At present, the medium in pipeline can usually be carried
Various impurity, excessive impurity can block pipeline and influence the normal supply of medium, therefore generally require to the medium in pipeline
Filtered and will filter out the impurity for coming and cleaned out pipeline.Existing way is all that screen pack is directly set in ball valve,
Medium is filtered by screen pack when medium is by ball valve, to ensure not containing impurity when medium flows out.
Such as a kind of two-piece type internal-thread spherical valve [application number that Chinese patent was once disclosed：201320134092.3], it is wrapped
Valve body, bonnet, ball valve core, valve seat, valve rod and handle are included, valve body and bonnet are connected through a screw thread, and are provided with valve body accommodating
Chamber, ball valve core is placed in accommodating cavity, and valve seat is provided between ball valve core and valve body, bonnet, and valve body is provided with and is plugged for valve rod
Mounting hole, valve rod through mounting hole one end connect ball valve core, the other end connection handle, the annular seal space between valve rod and valve body
Filler and gland are inside provided with, butterfly spring washer is provided between filler and gland, filter is provided between valve seat and valve body, bonnet
Gauze pad, packing press ring is provided between butterfly spring washer and gland.It was carried out by setting filter screen pad in valve body
Filter, and bonnet is screwed off from valve body when not using cleared up with to filter screen pad.
But, it there is also some shortcomings part：First, single screen pack is provided only with valve body, and medium is entering
Flow velocity is very fast when entering in valve body, and the impurity being mixed in medium possesses same flow velocity with medium, then in medium by filtering
Impurity also can be partly with medium together by screen pack, so as to cause filter effect not good under flow velocity effect during net.In addition,
The valve body structure of the two-piece type internal-thread spherical valve is only applicable to the situation that the two ends of valve body directly can be attached with pipeline, when
When the pipeline used in water system is for plastic conduit, the water inlet end of ball valve body and water side are cannot directly and plastic conduit
It is attached, then be accomplished by transforming the structure of valve body, plastics adapter is connected outside the water inlet end of valve body and water side
To be attached with plastic conduit.In general, all it is connected using lock nut when plastics adapter is connected, is passed through
Set on the inside of convex shoulder, lock nut gear edge in plastics adapter outer setting, lock nut is threaded in outside the corresponding port of valve body and using gear
One end that plastics are taken over is pressed on the corresponding port of valve body along being engaged with the convex shoulder on the outside of plastics adapter, plastics adapter
The other end then through outside lock nut for being connected with plastic conduit.After such structure of modification, the two-piece type internal-thread spherical valve
The mode of original fixed filter pad can cause the cleaning of filter pad to become very difficult.
The content of the invention
The purpose of this utility model is directed to existing technology and there is above mentioned problem, it is proposed that a kind of Filtering ball valve,
The technical problem of solution is how more easily screen pack to be cleared up while filter effect is improved.
The purpose of this utility model can be realized by following technical proposal：
A kind of Filtering ball valve, including two ends are respectively the valve body of water inlet end and water side, be provided with the valve body core and
Valve rod, the water inlet end of the valve body is externally connected with lock nut one and water inlet plastics adapter, and the water side of the valve body is externally connected with lock
Cap two is taken over water outlet plastics, screen pack one is provided with the water inlet end of the valve body, it is characterised in that be provided with the core
Filter screen three, the mesh of screen pack one more than the mesh of screen pack three, have in the water inlet end of the valve body circular step one and
Nut one annular in shape is threadedly detachably connected with the water inlet end of valve body, screen pack one is pressed in ring by nut one
On shape step one, nut annular in shape is threadedly being detachably connected with circular step one in the core
Three, be positioned at screen pack three in core by nut three, the external diameter of the internal diameter more than nut three of the circular step one.
This Filtering ball valve sets screen pack three, screen pack by being set in the water inlet end of valve body in screen pack one, core
Mesh of one mesh more than screen pack three, then can be carried out just by screen pack one when medium is flowed into from the water inlet end of valve body
Step filtering, because the mesh of screen pack one is larger and flow velocity of medium is very fast, in the medium after now being filtered through screen pack one still
Remain more impurity.Then when medium is by screen pack three, because the mesh of screen pack three is smaller, then the stream of medium
Speed can be reduced and screen pack three and medium can filtered, so by can after the double filtration of screen pack one and screen pack three
Greatly improve filter effect.
Further, since screen pack one is pressed on the circular step one of the water inlet end of valve body by nut one, and nut one
It is threadedly to be detachably connected in the water inlet end of valve body, therefore user only need to enter plastics by rotating lock nut one
Water adapter separates with water inlet end and then nut one is screwed out from the water inlet end of valve body, you can screen pack one remove and clear
Reason.Simultaneously as the internal diameter of circular step one is again more than the external diameter of nut three, and nut three is also threadedly detachable
Be connected in core, then come after screen pack one takes apart, user just can screw out nut three from core, this
Sample once come also can simultaneously easily screen pack three is dismantled and cleaned up.
In above-mentioned Filtering ball valve, described nut one is opening nut with nut three.Using opening nut conduct
Nut one and nut three, such user only need to by by finger nail be embedded into nut once and the opening of nut three in can be very
Easily nut one and nut three are screwed out from valve body, then screen pack one and screen pack three will be dismantled and cleared up.
In above-mentioned Filtering ball valve, used as another technical scheme, described nut one and the center of nut three have
There is polygonal hole.
Polygonal hole is respectively provided with the center of nut one and nut three, can so facilitate user to use a tool to nut
One and nut three dismantled, only needing to be inserted into the head of instrument in corresponding polygonal hole during dismounting can just drive spiral shell
Cap one or nut three are screwed out.
There is circular step two in above-mentioned Filtering ball valve, in the water side of described valve body and at circular step two
Screen pack two is provided with, the width of mesh of described screen pack two is identical with screen pack one, passed through in the water side of described valve body
Engagement thread is detachably connected with nut two annular in shape, and be pressed in screen pack two on circular step two by described nut two,
Nut four annular in shape is threadedly being detachably connected with circular step two in described core, it is described
Screen pack three is clamped between nut three and nut four, and the internal diameter of described circular step two is more than the external diameter of nut four.
Circular step two is set in the water side of valve body and screen pack two is set at circular step two, screen pack two
Width of mesh is identical with screen pack one, then also mean that the mesh of screen pack two is also greater than the mesh of screen pack one, this
Meaning that the water side of this Filtering ball valve can also be used as one end of water inlet, and water inlet end is used as one end of water outlet,
Simultaneously by the cooperation of screen pack two and screen pack three also ensure that with from water inlet end intake when identical filter effect.
And for the dismounting and cleaning of screen pack two and screen pack three, principle then with the dismounting of screen pack one and screen pack three and cleaning phase
Together.
In above-mentioned Filtering ball valve, described nut two is opening nut with nut four.Make with using opening nut
For nut one is identical with nut three, using opening nut as nut two and nut four be in order in the water side of valve body as entering
When one end of water uses, user just easily can be screwed out nut two with nut four by finger nail, so as to filtering
Net two and screen pack three are dismantled and cleared up.
In above-mentioned Filtering ball valve, used as another technical scheme, described nut two and the center of nut four have
There is polygonal hole.
Polygonal hole is respectively provided with the center of nut two and nut four, so when the water side of valve body is used as the one end for intaking
When using, user can be facilitated to use a tool to dismantle nut two and nut four, be only needed to the head of instrument during dismounting
Portion can just drive nut two or nut four to screw out in being inserted into corresponding polygonal hole.
Compared with prior art, this Filtering ball valve is by setting the screen pack of screen pack one and mesh less than screen pack one
Three, carry out double filtration to medium to improve filter effect using screen pack one and screen pack three, while by entering in valve body
Dismountable nut one is connected in water end (W.E.) and dismountable nut three is connected in core so that user's energy when ball valve is not used
It is enough that easily screen pack one and screen pack three are taken apart and cleared up from valve body；In addition, this Filtering ball valve also passes through
Width of mesh identical screen pack two with screen pack one is set in the water side of valve body so that the water side of this Filtering ball valve
Can also be used as one end of water inlet, and identical can also be obtained by screen pack two and the cooperation of screen pack three and filtered
Effect and equally allow users to that easily screen pack two and screen pack three are dismantled and cleared up.
Brief description of the drawings
Fig. 1 is the sectional view of this Filtering ball valve.
Fig. 2 is the partial sectional view at valve body in this Filtering ball valve.
Fig. 3 is the sectional view of nut one in this Filtering ball valve.
In figure, 1, valve body；1a, water inlet end；1a1, circular step one；1b, water side；1b1, circular step two；2nd, core；
3rd, valve rod；4th, lock nut one；5th, water inlet plastics adapter；6th, sealing ring；7th, lock nut two；8th, water outlet plastics adapter；9th, screen pack one；
10th, nut one；11st, screen pack three；12nd, nut three；13rd, screen pack two；14th, nut two；15th, nut four；16th, handle.
Specific embodiment
The following is specific embodiment of the utility model and with reference to accompanying drawing, further is made to the technical solution of the utility model
Description, but the utility model is not limited to these embodiments.
As shown in figure 1, a kind of Filtering ball valve, including two ends are respectively the valve body 1 of water inlet end 1a and water side 1b, valve body 1
Core 2 and valve rod 3 are inside provided with, one end of valve rod 3 is connected with core 2 and the other end of valve rod 3 is protruded upward outside valve body 1 and and hand
Handle 16 is connected.The water inlet end 1a of valve body 1 is externally connected with lock nut 1 and water inlet plastics adapter 5, and lock nut 1 is threadedly connected to valve body 1
Water inlet end 1a outside, water inlet plastics adapter 5 is specifically to be made of PPR materials, with ring on the outside of one end of water inlet plastics adapter 5
Shape convex shoulder one, the inner side of lock nut 1 has annular gear along one, and annular convex shoulder one is limited in the annular water inlet kept off along with valve body 1
Hold between the end face of 1a, the other end of water inlet plastics adapter 5 is passed outside lock nut 1, in annular convex shoulder one and the water inlet end of valve body 1
Sealing ring 6 is provided between 1a.
The water side 1b of valve body 1 is externally connected with lock nut 27 and water outlet plastics adapter 8, and lock nut 27 is threadedly connected to valve body 1
Water side 1b outside, water outlet plastics adapter 8 is specifically to be made of PPR materials, and one end of water outlet plastics adapter 8 outside is with ring
Shape convex shoulder two, the inner side of lock nut 27 has annular gear along two, and annular convex shoulder two is limited in the annular water outlet kept off along two with valve body 1
Hold between the end face of 1b, the other end of water outlet plastics adapter 8 is passed outside lock nut 27, in annular convex shoulder two and the water side of valve body 1
Sealing ring 6 is provided between 1b.
As depicted in figs. 1 and 2, the water inlet end 1a inner sides of valve body 1 have the 1a1 of circular step one, are set at the 1a1 of circular step one
There is screen pack 1, nut 1 annular in shape, nut are threadedly detachably connected with the water inlet end 1a of valve body 1
One 10 are pressed on the 1a1 of circular step one screen pack 1.Screen pack 3 11 is provided with core 2, the mesh of screen pack 1 is big
In the mesh of screen pack 3 11, and spiral shell is threadedly detachably connected with the 1a1 of circular step one in core 2
Be positioned at screen pack 3 11 in core 2 by cap 3 12, nut 3 12.The mesh of screen pack 1 is more than the mesh of screen pack 3 11,
Mainly in water inlet, medium can be filtered tentatively when by screen pack 1, then in medium by screen pack 3 11
Shi Jinhang secondary filters, so, can improve well after screen pack 1 carries out double filtration with screen pack 3 11
Filter effect, meanwhile, in order to successfully be dismounted to screen pack 3 11, circular step one is ensured in production and processing
External diameter of the internal diameter of 1a1 more than nut 3 12.
In addition, in the present embodiment, as shown in figure 3, nut 1 and nut 3 12 are opening nut, using opening spiral shell
Used as nut 1 and nut 3 12, such user only needs to be embedded into nut 1 and nut 3 12 by by finger nail cap
Just easily nut 1 and nut 3 12 can be screwed out from valve body 1 in opening, then will be to screen pack 1 and filtering
Net 3 11 carries out dismounting cleaning.In addition to by nut 1 and the selection of nut 3 12 for opening nut, can also be in nut 1
And the center of nut 3 12 is respectively provided with polygonal hole, user can be so facilitated to use a tool to nut 1 and nut 3 12
Dismantled, only needing to be inserted into the head of instrument in corresponding polygonal hole during dismounting can just drive nut 1 or spiral shell
Cap 3 12 is screwed out.
As depicted in figs. 1 and 2, the water side 1b inner sides of valve body 1 have the 1b1 of circular step two, are set at the 1b1 of circular step two
There is screen pack 2 13, the width of mesh of screen pack 2 13 is identical with the width of mesh of screen pack 1, in the water side 1b of valve body 1
Nut 2 14 is threadedly detachably connected with, be pressed in screen pack 2 13 on the 1b1 of circular step two by nut 2 14,
Nut 4 15 is threadedly detachably connected with the 1b1 of circular step two in core 2, screen pack 3 11 is clamped in
Between nut 3 12 and nut 4 15.
Width of mesh and the identical screen pack 2 13 of screen pack 1 are set in the water side 1b of valve body 1, then screen pack
2 13 mesh is also intended to more than screen pack 3 11, then when water inlet direction is water side 1b the entering to valve body 1 from valve body 1
During water end (W.E.) 1a, double filtration during water inlet can be still realized by the cooperation of screen pack 2 13 and screen pack 3 11, so set
Meter is main also for alloing the water inlet end 1a of this Filtering ball valve and water side 1b to use in turn, will water side 1b conducts
Water inlet is used, and water inlet end 1a is used as water outlet, likewise, in order to ensure that screen pack 3 11 can successfully be torn open from water side 1b sides
Unload out, the internal diameter of the internal diameter more than nut 4 15 of the 1b1 of circular step two is also ensured in production and processing.
In addition, identical with nut 3 12 as nut 1 with using opening nut, nut 2 14 and nut 4 15 are also all
So it is in order to when the water side 1b of valve body 1 is used as one end of water inlet, user can be by finger using opening nut
First just easily can screw out nut 2 14 and nut 4 15, to be dismantled to screen pack 2 13 and screen pack 3 11 and
Cleaning.Certainly, in addition to using opening nut as nut 2 14 and nut 4 15, it is also possible in nut 2 14 and nut 4 15
Center be respectively provided with polygonal hole, can so facilitate user to use a tool to dismantle nut 2 14 and nut 4 15,
Only needing to be inserted into the head of instrument in corresponding polygonal hole during dismounting can just drive nut 2 14 or nut 4 15 to revolve
Go out.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Claims (6)
1. a kind of Filtering ball valve, including two ends is respectively the valve body (1) of water inlet end (1a) and water side (1b), the valve body (1)
Core (2) and valve rod (3) are inside provided with, the water inlet end (1a) of the valve body (1) is externally connected with lock nut one (4) with water inlet plastics adapter
(5), the water side (1b) of the valve body (1) is externally connected with lock nut two (7) and water outlet plastics adapter (8), and valve body (1) is entered
Screen pack one (9) is provided with water end (W.E.) (1a), it is characterised in that be provided with screen pack three (11), screen pack one in the core (2)
(9) mesh has circular step one (1a1) more than the mesh of screen pack three (11) in the water inlet end (1a) of the valve body (1)
And threadedly it is detachably connected with nut one (10) annular in shape, nut one in the water inlet end (1a) of valve body (1)
(10) screen pack one (9) is pressed on circular step one (1a1), the core (2) is inherent to lead near circular step one (1a1) place
Cross engagement thread and be detachably connected with nut three (12) annular in shape, screen pack three (11) is positioned at core by nut three (12)
(2) in, the external diameter of the internal diameter more than nut three (12) of the circular step one (1a1).
2. Filtering ball valve according to claim 1, it is characterised in that described nut one (10) is with nut three (12)
Opening nut.
3. Filtering ball valve according to claim 1, it is characterised in that in described nut one (10) and nut three (12)
The heart is respectively provided with polygonal hole.
4. Filtering ball valve according to claim 1, it is characterised in that have in the water side (1b) of described valve body (1)
Circular step two (1b1) and it is provided with screen pack two (13) at circular step two (1b1) place, the mesh of described screen pack two (13)
Size is identical with screen pack one (9), and interior being threadedly detachably connected with the water side (1b) of described valve body (1) is in
Be pressed in screen pack two (13) on circular step two (1b1) by the nut two (14) of ring-type, described nut two (14), described ball
Core (2) is inherent to be threadedly detachably connected with nut four (15) annular in shape, institute near circular step two (1b1) place
The screen pack three (11) stated is clamped between nut three (12) and nut four (15), the internal diameter of described circular step two (1b1)
More than the external diameter of nut four (15).
5. Filtering ball valve according to claim 4, it is characterised in that described nut two (14) is with nut four (15)
Opening nut.
6. Filtering ball valve according to claim 4, it is characterised in that in described nut two (14) and nut four (15)
The heart is respectively provided with polygonal hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621278250.2U CN206206683U (en) | 2016-11-25 | 2016-11-25 | A kind of Filtering ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621278250.2U CN206206683U (en) | 2016-11-25 | 2016-11-25 | A kind of Filtering ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206206683U true CN206206683U (en) | 2017-05-31 |
Family
ID=58748585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621278250.2U Expired - Fee Related CN206206683U (en) | 2016-11-25 | 2016-11-25 | A kind of Filtering ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206206683U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792802A (en) * | 2018-08-01 | 2020-02-14 | 杨顺立 | One-piece type external thread ball valve |
| CN116447351A (en) * | 2023-06-12 | 2023-07-18 | 四川飞球（集团）有限责任公司 | All-welded forged steel fixed ball valve and use method thereof |
-
2016
- 2016-11-25 CN CN201621278250.2U patent/CN206206683U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110792802A (en) * | 2018-08-01 | 2020-02-14 | 杨顺立 | One-piece type external thread ball valve |
| CN116447351A (en) * | 2023-06-12 | 2023-07-18 | 四川飞球（集团）有限责任公司 | All-welded forged steel fixed ball valve and use method thereof |
| CN116447351B (en) * | 2023-06-12 | 2023-09-01 | 四川飞球（集团）有限责任公司 | All-welded forged steel fixed ball valve and use 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: 20170531 Termination date: 20211125 |
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| CF01 | Termination of patent right due to non-payment of annual fee |