CN207961586U - A kind of ball valve - Google Patents
A kind of ball valve Download PDFInfo
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- CN207961586U CN207961586U CN201820179400.7U CN201820179400U CN207961586U CN 207961586 U CN207961586 U CN 207961586U CN 201820179400 U CN201820179400 U CN 201820179400U CN 207961586 U CN207961586 U CN 207961586U
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- valve
- filter screen
- ball
- sewage draining
- draining exit
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Abstract
The utility model discloses a kind of ball valves, it is intended to provide a kind of ball valve with filtering blowdown effect, its key points of the technical solution are that a kind of ball valve, including valve body, valve ball, valve rod and handle, valve ball is placed in valve body, valve rod one end is connect with valve ball, the valve rod other end is connect with handle, the valve body includes water inlet interface and water outlet mouthpiece, filter assemblies are equipped in water inlet interface, filter assemblies include oversheath, first filter screen, second filter screen and third filter screen, oversheath inner wall is equipped with several annular grooves, first filter screen, second filter screen and third filter screen are sticked in annular groove successively along water body flow direction, notch there are one being set on oversheath, sewage draining exit is additionally provided in water inlet interface, notch and sewage draining exit face, sewage draining exit is equipped with blowdown valve, the utility model is suitable for valve technology field.
Description
Technical field
The utility model is related to a kind of valve technology fields, more specifically, it relates to a kind of ball valve.
Background technology
Ball valve is a kind of valve for being driven valve ball by valve rod and being rotated around valve ball axis, can be used for the adjusting of fluid
With control.
Currently, the increase of ball valve in the market with usage time, the impurity carried in all kinds of flow medias can be accumulated in
In pipeline and respectively using in component, line clogging or component wear are caused, rotation and its leakproofness of ball valve can be especially influenced, it is existing
Also have in some valve balls and be filtered by filter device, but when filter device needs cleaning, needs filter device from valve body
On disassemble cleaning, very inconvenient, the valve rod of existing ball valve is sealed using single sealing ring in addition, sealing effect compared with
Difference.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of with filtering blowdown effect
Ball valve.
To achieve the above object, the utility model provides following technical solution：A kind of ball valve, including valve body, valve
Ball, valve rod and handle, valve ball are placed in valve body, and valve rod one end is connect with valve ball, and the valve rod other end is connect with handle, and feature exists
In：The valve body includes water inlet interface and water outlet mouthpiece, is equipped with filter assemblies in water inlet interface, filter assemblies include oversheath,
First filter screen, the second filter screen and third filter screen, oversheath inner wall are equipped with several annular grooves, the first filter screen, the second filtering
Net and third filter screen are sticked in annular groove successively along water body flow direction, are set on oversheath there are one notch, in water inlet interface
Be additionally provided with sewage draining exit, notch and sewage draining exit face, sewage draining exit are equipped with blowdown valve, and blowdown valve includes core bar and valve deck, valve deck with
Sewage draining exit is threadedly coupled, and core bar passes through valve deck and is threadedly coupled with valve deck, and the end of core bar is equipped with for sealing the close of sewage draining exit
Packing, valve deck are equipped with water outlet.
By using above-mentioned technical proposal, when water body flows through ball valve, the impurity in water body can be cut by filter assemblies
Filtering is stayed, then impurity can be deposited on filter assemblies, when opening sewage draining exit, masses hit filter assemblies and can be arranged impurity
Go out sewage draining exit, to play the role of flushing to filter assemblies, when improving the filter effect of filter assemblies, and increasing its use
Long, oversheath uses rubber material, increases filter effect by the setting of three layer filtration net, annular groove is convenient for the peace of above-mentioned filter screen
Be loaded conjunction, and notch facilitates the installation of filter screen, and notch is convenient for impurity between being placed at three layer filtration net to be expelled to from notch
Dirty mouth is convenient for better blowdown, the diameter of sewage draining exit to be more than the thickness of filter assemblies, the discharge of impurity, blowdown valve is convenient for set
It sets valve need not be disassembled and can open blowdown valve, it is more convenient to use, the outer end of core bar need to be only screwed, core bar inner end is made
It is detached with sewage draining exit, then flow can be flowed out out of water outlet, and gasket can increase close between core bar inner end and sewage draining exit
Feng Xing.
The utility model is further arranged to：The sealing element contradicted with valve body is additionally provided on the valve rod, valve body is equipped with
Clamping cap for compressing sealing element, sealing element include gum cover, are set on gum cover internal perisporium there are four card slot, card slot is along gum cover inner circumferential
Wall circular array is arranged, and graphite ring plate is equipped in card slot.
By using above-mentioned technical proposal, after installation, graphite ring plate is directly contradicted with valve rod, can reduce gum cover and valve rod
Between conflict, that is, reduce abrasion, when tightening nuts, nut by compacting ring to gum cover generate extruding force, gum cover axially receive
It contracts, be radially expanded, the conflict power between graphite ring plate and valve rod can be increased, it is ensured that the sealing between graphite ring plate and valve rod
Property, seal duration under the premise of ensureing leakproofness, improve it.
The utility model is further arranged to：The water outlet mouthpiece is equipped with bonnet, is additionally provided on the port of water outlet mouthpiece
Closure gasket groove, closure gasket groove is interior to fill anaerobic adhesive.
By using above-mentioned technical proposal, the setting of bonnet is the installation for the ease of valve ball, fills and detests in closure gasket groove
Oxygen glue further increases connection reliability and its leakproofness between bonnet and water outlet mouthpiece.
The utility model is further arranged to：It is additionally provided with limiting slot on the valve rod, is equipped in limiting slot and is contradicted with valve body
Sealing ring.
By using above-mentioned technical proposal, the leakproofness between valve rod and valve body is further increased.
The utility model is further arranged to：The mesh number of first filter screen, the second filter screen and third filter screen according to
Secondary increase.
By using above-mentioned technical proposal, the first filter screen, the second filter screen and the setting of third filter screen interval, the first mistake
The aperture of strainer, the second filter screen and third filter screen is gradually reduced, then filtering accuracy improves successively, and filter effect is more preferable.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the A-A of the utility model embodiment Fig. 1 to structural schematic diagram.
Fig. 3 is seal configuration schematic diagram in the utility model embodiment Fig. 1.
Fig. 4 is the present invention looks up structural representation of the utility model embodiment Fig. 3.
Reference numeral is in figure：1- valve bodies, 2- valve balls, 3- valve rods, 4- handles, 5- water inlet interfaces, 6- water outlet mouthpieces, 7- mistakes
Filter component, 8- oversheaths, 9- notches, 10- sewage draining exits, 11- core bars, 12- valve decks, 13- gaskets, 14- water outlets, 15- sealings
Part, 16- clamping caps, 17- gum covers, 18- graphite ring plates, 19- bonnets, 20- closure gasket grooves, 21- sealing rings.
Specific implementation mode
It is described further referring to figs. 1 to a kind of ball valve embodiment of 4 pairs of the utility model.
A kind of ball valve, including valve body 1, valve ball 2, valve rod 3 and handle 4, valve ball 2 are placed in valve body 1,3 one end of valve rod
It is connect with valve ball 2,3 other end of valve rod is connect with handle 4, it is characterised in that：The valve body 1 includes that water inlet interface 5 and water outlet connect
Mouth 6, water inlet interface 5 is interior to be equipped with filter assemblies 7, and filter assemblies 7 include oversheath 8, the first filter screen, the second filter screen and third
Filter screen, 8 inner wall of oversheath are equipped with several annular grooves, and the first filter screen, the second filter screen and third filter screen are along water body flow side
It to being sticked in annular groove successively, is set on oversheath 8 there are one notch 9, sewage draining exit 10, notch 9 and row is additionally provided in water inlet interface 5
10 face of dirty mouth, sewage draining exit 10 are equipped with blowdown valve, and blowdown valve includes core bar 11 and valve deck 12, valve deck 12 and 10 screw thread of sewage draining exit
Connection, core bar 11 pass through valve deck 12 and are threadedly coupled with valve deck 12, and the end of core bar 11 is equipped with for sealing the close of sewage draining exit 10
Packing 13, valve deck 12 are equipped with water outlet 14.
By using above-mentioned technical proposal, when water body flows through ball valve, the impurity in water body can be cut by filter assemblies 7
Staying filtering, then impurity can be deposited on filter assemblies 7, when opening sewage draining exit 10, masses hit filter assemblies 7 and can will be miscellaneous
Sewage draining exit 10 is discharged in matter, to play the role of flushing to filter assemblies 7, improves the filter effect of filter assemblies 7, and increase it
Using duration, oversheath 8 uses rubber material, increases filter effect by the setting of three layer filtration net, annular groove is convenient for above-mentioned mistake
The installation of strainer engages, and notch 9 facilitates the installation of filter screen, and notch 9 is convenient for being placed between three layer filtration net impurity from lacking
Mouth 9 is expelled to sewage draining exit 10, is convenient for better blowdown, the diameter of sewage draining exit 10 is more than the thickness of filter assemblies 7, convenient for impurity
Discharge, the setting of blowdown valve, which need not disassemble valve, can open blowdown valve, more convenient to use, only need to screw core bar 11
Outer end, so that 11 inner end of core bar is detached with sewage draining exit 10, then flow outflow, gasket 13 can increase out of water outlet 14
Leakproofness between 11 inner end of core bar and sewage draining exit 10.
The utility model is further arranged to：The sealing element 15 contradicted with valve body 1 is additionally provided on the valve rod 3, on valve body 1
Equipped with the clamping cap 16 for compressing sealing element 15, sealing element 15 includes gum cover 17, is set on 17 internal perisporium of gum cover there are four card slot,
Card slot is arranged along 17 internal perisporium circular array of gum cover, and graphite ring plate 18 is equipped in card slot.
By using above-mentioned technical proposal, after installation, graphite ring plate 18 is directly contradicted with valve rod 3, can reduce gum cover 17
With the conflict between valve rod 3, that is, abrasion is reduced, when tightening nuts, nut generates extruding force, glue by compacting ring to gum cover 17
Cover 17 axial shrinkages, be radially expanded, the conflict power between graphite ring plate 18 and valve rod 3 can be increased, it is ensured that graphite ring plate 18 with
Leakproofness between valve rod 3 seals duration under the premise of ensureing leakproofness, improve it.
The utility model is further arranged to：The water outlet mouthpiece 6 is equipped with bonnet 19, is gone back on the port of water outlet mouthpiece 6
Equipped with closure gasket groove 20, anaerobic adhesive is filled in closure gasket groove 20.
By using above-mentioned technical proposal, the setting of bonnet 19 is filled out in closure gasket groove 20 for the ease of the installation of valve ball 2
Anaerobic adhesive is filled, connection reliability and its leakproofness between bonnet 19 and water outlet mouthpiece 6 are further increased.
The utility model is further arranged to：It is additionally provided with limiting slot on the valve rod 3, is equipped in limiting slot and is supported with valve body 1
Tactile sealing ring 21.
By using above-mentioned technical proposal, the leakproofness between valve rod 3 and valve body 1 is further increased.
The utility model is further arranged to：The mesh number of first filter screen, the second filter screen and third filter screen according to
Secondary increase.
By using above-mentioned technical proposal, the first filter screen, the second filter screen and the setting of third filter screen interval, the first mistake
The aperture of strainer, the second filter screen and third filter screen is gradually reduced, then filtering accuracy improves successively, and filter effect is more preferable.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, the skill of this field
Art personnel carry out common variations and alternatives within the scope of technical solutions of the utility model should be included in the guarantor of the utility model
It protects in range.
Claims (5)
1. a kind of ball valve, including valve body (1), valve ball (2), valve rod (3) and handle (4), valve ball (2) is placed in valve body (1),
Valve rod (3) one end is connect with valve ball (2), and valve rod (3) other end is connect with handle (4), it is characterised in that：Valve body (1) packet
Water inlet interface (5) and water outlet mouthpiece (6) are included, is equipped with filter assemblies (7) in water inlet interface (5), filter assemblies (7) include oversheath
(8), the first filter screen, the second filter screen and third filter screen, oversheath (8) inner wall are equipped with several annular grooves, the first filter screen, the
Two filter screens and third filter screen are sticked in annular groove successively along water body flow direction, are set on oversheath (8) there are one notch
(9), sewage draining exit (10), notch (9) and sewage draining exit (10) face are additionally provided in water inlet interface (5), sewage draining exit (10) is equipped with row
Dirty valve, blowdown valve include core bar (11) and valve deck (12), and valve deck (12) is threadedly coupled with sewage draining exit (10), and core bar (11) passes through valve
Lid (12) is simultaneously threadedly coupled with valve deck (12), and the end of core bar (11) is equipped with the gasket (13) for sealing sewage draining exit (10),
Valve deck (12) is equipped with water outlet (14).
2. a kind of ball valve according to claim 1, it is characterised in that：It is additionally provided on the valve rod (3) and valve body (1)
The sealing element (15) of conflict, valve body (1) are equipped with the clamping cap (16) for compressing sealing element (15), and sealing element (15) includes glue
It covers (17), is set on gum cover (17) internal perisporium there are four card slot, card slot is arranged along gum cover internal perisporium circular array, is equipped in card slot
Graphite ring plate (18).
3. a kind of ball valve according to claim 1, it is characterised in that：The water outlet mouthpiece (6) is equipped with bonnet
(19), it is additionally provided with closure gasket groove (20) on the port of water outlet mouthpiece (6), anaerobic adhesive is filled in closure gasket groove (20).
4. a kind of ball valve according to claim 1, it is characterised in that：It is additionally provided with limiting slot on the valve rod (3), is limited
It is equipped with the sealing ring (21) contradicted with valve body in the slot of position.
5. a kind of ball valve according to claim 1, it is characterised in that：First filter screen, the second filter screen and
The mesh number of third filter screen is sequentially increased.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820179400.7U CN207961586U (en) | 2018-02-01 | 2018-02-01 | A kind of ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820179400.7U CN207961586U (en) | 2018-02-01 | 2018-02-01 | A kind of ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207961586U true CN207961586U (en) | 2018-10-12 |
Family
ID=63736599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820179400.7U Active CN207961586U (en) | 2018-02-01 | 2018-02-01 | A kind of ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207961586U (en) |
-
2018
- 2018-02-01 CN CN201820179400.7U patent/CN207961586U/en active Active
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