CN104676037B - Upper-mounting type ball valve - Google Patents
Upper-mounting type ball valve Download PDFInfo
- Publication number
- CN104676037B CN104676037B CN201510104425.1A CN201510104425A CN104676037B CN 104676037 B CN104676037 B CN 104676037B CN 201510104425 A CN201510104425 A CN 201510104425A CN 104676037 B CN104676037 B CN 104676037B
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- Prior art keywords
- valve
- spheroid
- component
- valve component
- mounting type
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0626—Easy mounting or dismounting means
- F16K5/0636—Easy mounting or dismounting means the spherical plug being insertable from the top of the housing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
- F16K5/201—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug
Abstract
The invention discloses a kind of upper-mounting type ball valve, including valve body and spheroid valve component；Valve body has valve pocket, and upper shed, upstream passageway, the downstream passage communicated respectively with valve pocket；Spheroid valve component includes the first valve component, the second valve component, and the spheroid for offering conductive channel；Spheroid valve component also includes being socketed in the first valve component, the second valve component carrier block, the draw-in groove that is opened on the first valve component lateral wall away from spheroid one end respectively, and be set on the first valve component and be adapted to snap in the jump ring in draw-in groove, upper shed is adapted to during spheroid valve component integrally installs valve pocket from upper shed.The upper-mounting type ball valve belongs to the art field of ball valve, solves existing upper-mounting type ball valve machining accuracy and is difficult to ensure, the complicated cumbersome technical problem of handling of valve intraware.Upper-mounting type ball valve machining accuracy of the present invention is high, and the dismounting of valve intraware is simple and convenient.
Description
Technical field
The invention belongs to ball valve field, more particularly to a kind of upper-mounting type ball valve.
Background technology
Upper-mounting type ball valve is widely used on oil and natural gas pipeline, and oil recovery, oil refining, petrochemical industry, chemical industry, chemical fibre, smelting
In the devices such as gold, electric power, nuclear power, food and papermaking.Upper-mounting type ball valve is dismantled simply rapidly on pipeline, easy to maintenance quick.
When valve breaks down on pipeline to be needed to repair, it is not necessary to valve is dismantled from pipeline, need only dismantle middle flange bolt and spiral shell
Mother, bonnet and valve rod group component are taken off from valve body together, then take out spheroid and valve seat combination part, you can online to repair
Spheroid and valve seat, this maintenance save the time, and the loss in production is bottomed out.
As depicted in figs. 1 and 2, the valve body structure of general upper-mounting type ball valve, including upstream passageway 100, downstream passage
200th, valve pocket 300, valve seat 400 (referring to Fig. 3), spheroid 500 and preloading spring 600.The valve pocket 300 is formed with and connects on described
The upstream valve seat chamber 310 of passage 100 is swum, connecting the downstream valve seat chamber 320 of the downstream passage 200, and positioned at the upstream
Lumen 330 between valve support chamber 310 and the downstream valve seat chamber 320, the valve seat 400 includes being arranged on the upstream valve seat chamber
310 upstream valve seat component 410 and the downstream valve seat component 420 installed in the downstream valve seat chamber 320, the spheroid 500 are pacified
Fill between the upstream valve seat component 410 and the downstream valve seat component 420, and conductive channel 510 is offered in centre, it is described
Preloading spring 600 is arranged on side of the upstream valve seat component 410 away from the downstream valve seat component 420.The spheroid 500
Seal 700 is respectively equipped between the upstream valve seat component 410, the downstream valve seat component 420.
Refering to Fig. 2 and Fig. 3, when assembling the upper-mounting type ball valve, the upstream valve of the preloading spring 600 is first will be equipped with
Holder assembly 410 is put into the upstream valve seat chamber 310, and using preloading spring 600 described in special tooling precommpression, then will be described
Downstream valve seat component 420 loads the downstream valve seat chamber 320, then by the spheroid 500 from the upper shed 330 of the valve pocket 300
It is put between the upstream valve seat component 410 and the downstream valve seat component 420, and unloads the special tooling, it is then described
The resilience of preloading spring 600, sets up initial sealing than pressure, and the intraware assembling of the upper-mounting type ball valve valve body is completed.
Using when, the upper-mounting type ball valve have a conducting state and a dissengaged positions, in the conducting state,
The spheroid 500 is rotated, the conductive channel 510 is connected with the upstream valve seat component 410 and the downstream valve seat component 420
Logical, liquid flows into the upstream valve seat component 410 from the upstream passageway 100, by the conductive channel 510, flows to described
Downstream valve seat component 420, then flows out from the downstream passage 200；In the dissengaged positions, the spheroid 500 is rotated, made
The conductive channel 510 extends perpendicularly to the upstream passageway 100 and the downstream passage 200, and liquid is from described
After trip passage 100 flows into the upstream valve seat component 410, blocked by the spheroid 500, will not be flowed from the downstream passage 200
Go out.
In structure, the valve pocket 300 is formed with upstream valve seat chamber 310 and downstream valve seat chamber 320, and the upstream valve seat
Chamber 310 is located between the upstream passageway 100 and the lumen 330, and the downstream valve seat chamber 320 is located at the downstream passage
Between 200 and the lumen 330, difficulty of processing is big, is difficult to implement, and determine that the processing of the upper-mounting type ball valve must be used
Turning or boring and milling technique, both techniques can all face the excessive problem of draw ratio of knife bar, cause upstream valve seat chamber 310 with
The axiality and machining accuracy in downstream valve seat chamber 320 cannot ensure, have influence on time processing success rate.In fit on, need by
The upstream valve seat component 410, downstream valve seat component 420, spheroid 500 in sequence and using the special tooling one by one
Ground is fitted into the valve pocket 300 in order, and then reverse-order is carried out during dismounting, and whole cargo handling process is cumbersome, and complex operation is unfavorable for
The quick despatch of upper-mounting type ball valve valve inner component, has inconvenience more using upper also meeting.Therefore, for pound high level and normal structure
The extra small bore upper-mounting type ball valve of length, if still using the structure of general upper-mounting type ball valve upstream and downstream valve support chamber, design is empty
Between be limited, and valve body machining accuracy cannot ensure that the handling of valve intraware also can be more complicated cumbersome.
The content of the invention
Therefore, the technical problems to be solved by the invention are existing upper-mounting type ball valve valve body machining accuracy to be difficult to ensure,
The handling complexity of valve intraware is cumbersome, so that providing, a kind of machining accuracy is high, the handling of valve intraware are simply and easily gone up
Dress formula ball valve.
In order to solve the above technical problems, upper-mounting type ball valve of the invention, including
Valve body, with valve pocket, formed on the valve body communicated respectively with the valve pocket upper shed, upstream passageway, under
Trip passage；
Spheroid-valve component, including be arranged in the valve pocket, and the first valve component, the second valve seat being oppositely arranged
Component, and being arranged between first valve component and second valve component, and with the second valve component shape
Into spheroid in sealing contact, second valve component is contacted with the valve seal, and conductive channel is offered on the spheroid,
When rotating the spheroid to the conductive channel two ends and being communicated with the upstream passageway, the downstream passage respectively, the upper dress
Formula ball valve is turned on；
Spheroid-the valve component is also remote including being socketed in first valve component, second valve component respectively
Carrier block from described spheroid one end, the draw-in groove being opened on the first valve component lateral wall, and it is set in described
It is adapted to snap in the jump ring in the draw-in groove on one valve component, by promoting first valve when jump ring snaps in the draw-in groove
It is in sealing contact that holder assembly makes the spheroid be close to second valve component to spheroid direction movement, and the jump ring card
After entering the draw-in groove, the end face of the jump ring offsets with the end face of the described spheroid one end of the direction of the carrier block, it is described on open
The suitable spheroid-the valve component of mouth is integrally installed in the valve pocket from the upper shed.
First valve component includes the first valve seat, and is arranged on the first seal on first valve seat；Institute
Stating the second valve component includes the second valve seat, and is arranged on the second seal on second valve seat.
A flexible member, the biasing force of the flexible member are provided between first valve seat and the first seal
Acting on makes the first seal promote the spheroid in sealing contact with the second seal in the first seal.
The flexible member is disc spring.
The flexible member is ripple spring or cylindrical spring.
A pad is additionally provided between the flexible member and the first seal.
Spheroid-the valve component also includes that part is plugged on second valve component away from one end of the spheroid
Outside seal.
Above-mentioned technical proposal of the invention has advantages below compared to existing technology：
(1) in upper-mounting type ball valve of the invention, the spheroid-valve component can be assembled into an entirety, it is described on open
The suitable spheroid-valve seat the group of mouth is integrally installed in the valve pocket from the upper shed, and such structure is caused on described
The installation and removal of dress formula ball valve are all very simple and convenient, effectively raise productivity ratio and service efficiency.And, compared to existing
There is the valve pocket of upper-mounting type ball valve often by upstream valve seat chamber, downstream valve seat chamber and the lumen between the upstream and downstream valve support chamber
Constitute, difficulty of processing is big, be difficult to implement, and upstream valve seat chamber and downstream valve seat must be caused using turning or boring and milling technique
The axiality and machining accuracy in chamber cannot ensure, have influence on time processing success rate；The valve pocket only one of which of the invention
Chamber and no longer have upstream valve seat chamber and downstream valve seat chamber, directly can be molded using the processing mode of milling, processing hold
Easily convenient, machining accuracy is high, and the precision of valve pocket height will directly influence the sealing effectiveness of the upper-mounting type ball valve, institute
There is preferably sealing effectiveness, the more conducively realization of ball valve function with upper-mounting type ball valve of the invention.
(2) in upper-mounting type ball valve of the invention, second valve component is described away from being provided with for described spheroid one end
Carrier block so that after the spheroid-valve component is fitted into the valve pocket, can by the perpendicular of the carrier block with
Perpendicular in the valve pocket coordinates to prevent first valve component and/or second valve component with the spheroid
Rotation and rotate.
(3) in upper-mounting type ball valve of the invention, the setting of the jump ring and the draw-in groove, then can by the spheroid-
After valve component is fitted into the valve pocket, the draw-in groove is snapped in by the jump ring or the draw-in groove is left and realizes the jump ring
The addition or elimination of the pretightning force being applied on the carrier block and first valve component, so as to realize the upper dress formula ball
Valve is rapidly assembled and disassembled.
(4) in upper-mounting type ball valve of the invention, an elasticity is provided between first valve seat and the first seal
Element, it is close that the partial pressure of the flexible member makes the first seal be close to the spheroid in the first seal
Envelope.And further the spheroid can be close to the second seal.It is described when the spheroid-valve component is installed
Jump ring is snapped in the draw-in groove, and then promotion first valve seat makes first valve seat push against institute by the first seal
Spheroid is stated, while the spheroid can give one reaction force of the first seal, the first seal is extruded the bullet
Property element, the flexible member produces a biasing force for making the first seal push against the spheroid, is applied to the ball
The power from the first seal of body can all make the spheroid push against the second seal, therefore, in the elasticity unit
Under the double reaction plus of part and the jump ring, meeting between first valve component, second valve component and the spheroid
There is better seal effect.
(5) in upper-mounting type ball valve of the invention, the flexible member is disc spring.The disc spring load is big, and stroke is short, can
Just realize making the first seal be close to the ball seal on the basis of the space for taking very little.
(6) in upper-mounting type ball valve of the invention, one is additionally provided between the flexible member and the first seal
Pad.The setting of the pad can avoid the first seal directly with the resilient element contacts, so as to reduce described
Damage of the flexible member to the first seal.
(7) in upper-mounting type ball valve of the invention, the setting of the outside seal can realize second valve component with
Sealing between the valve body, it is to avoid gap outflow of the liquid between the carrier block and second valve seat.
Brief description of the drawings
In order that present disclosure is more likely to be clearly understood, below according to specific embodiment of the invention and combine
Accompanying drawing, the present invention is further detailed explanation, wherein
Fig. 1 is a kind of valve body sectional view of existing upper-mounting type ball valve；
Fig. 2 is the partial sectional view of the existing upper-mounting type ball valve, illustrates the upstream valve seat component, downstream valve seat group
The loading procedure of part and spheroid；
Fig. 3 is the partial sectional view of the existing upper-mounting type ball valve, illustrates the state that the assembling of valve intraware is completed；
Fig. 4 is the sectional view of upper-mounting type ball valve of the present invention, illustrates that the spheroid-valve component starts to load the valve body；
Fig. 5 is the sectional view of spheroid-valve component；
Fig. 6 is the partial sectional view of upper-mounting type ball valve of the present invention, illustrates that the spheroid-valve component has been loaded into the valve
Body.
Reference is expressed as in figure：1- valve bodies, 11- valve pockets, 12- upper sheds, 13- upstream passageways, 14- downstream passages,
2- spheroids-valve component, the valve components of 21- first, the valve seats of 211- first, 212- first seals, the valve components of 22- second,
The valve seats of 221- second, 222- second seals, 23- spheroids, 24- carrier blocks, 25- draw-in grooves, 26- jump rings, 27- disc springs, 28- pads
Piece, 29- outside seals.
Specific embodiment
Below with reference to accompanying drawing, the present invention is further elaborated using following examples.
Refering to Fig. 4 and Fig. 5, a kind of upper-mounting type ball valve of the present invention, including valve body 1 and spheroid-valve component 2.
The valve body 1, with valve pocket 11, formed on the valve body 1 communicated respectively with the valve pocket 11 upper shed 12,
Upstream passageway 13, downstream passage 14；
Spheroid-the valve component 2, including be arranged in the valve pocket 11, and be oppositely arranged the first valve component 21,
Second valve component 22, and being arranged between first valve component 21 and second valve component 22, and with it is described
Second valve component 22 forms the spheroid 23 of contact sealing, and second valve component 22 is in sealing contact with the valve body 1, described
Conductive channel 231 is offered on spheroid 23, the spheroid 23 is rotated logical with the upstream respectively to the two ends of the conductive channel 231
When road 13, the downstream passage 14 are communicated, the upper-mounting type ball valve conducting；
Spheroid-the valve component 2 also includes being socketed in first valve component 21, second valve component respectively
22 carrier block 24, the draw-in groove 25 that is opened on the lateral wall of the first valve component 21 away from the one end of the spheroid 23, and
It is set on first valve component 21 and is adapted to snap in the jump ring 26 in the draw-in groove 25, the jump ring 26 snaps in the draw-in groove
Make the spheroid 23 with second valve seat by promoting first valve component 21 to be moved to the direction of the spheroid 23 when 25
Component 22 be close to it is in sealing contact, and after the jump ring 26 snaps in the draw-in groove 25, the end face of the jump ring 26 and the carrier block
The end face of 24 described one end of spheroid 23 of direction offsets, and it is overall from described that the upper shed 12 is adapted to the spheroid-valve component 2
During the valve pocket 11 is installed at upper shed 12.
Such scheme be core scheme of the invention, upper-mounting type ball valve of the invention when mounted, refering to Fig. 5, first by institute
The first valve component 21, second valve component 22, the spheroid 23, the carrier block 24 and the jump ring 26 is stated to be assembled into
One spheroid-valve component 2, refering to Fig. 5, the spheroid-valve component 2 that then will be assembled loads the valve as an entirety
In chamber 11, refering to Fig. 6, Circlip tongs and special tooling are reused, the jump ring 26 is pressed into the draw-in groove 25, now the card
Spring 26 can simultaneously be applied to 21 1 pretightning forces of the carrier block 24 and first valve component, and then promote the carrier block
24 inwalls for being adjacent to the valve pocket 11, and promote first valve component 21 and then first valve component 21 is promoted institute
Spheroid 23 is stated, makes the spheroid 23 in sealing contact with second valve component 22, set up the initial close of the upper-mounting type ball valve
Envelope is than pressure.This completes the installation to the upper-mounting type ball valve.The upper-mounting type ball valve of installation, by the entrance
The liquid that passage 13 is flowed into can only flow out to the downstream passage 14 by the conductive channel 231, realize by rotating
Spheroid 23 is stated to complete the switching to whether being turned between the upstream passageway 13 and the downstream passage 14.During dismounting, only need
The jump ring 26 is spun off from the draw-in groove 25 using instrument, that is, is released the jump ring 26 and is applied to the carrier block 24
With the pretightning force on first valve component 21, the spheroid-valve component 2 is then taken out, just complete dismounting.
The upper-mounting type ball valve of the invention, the spheroid-valve component 2 can be assembled into an entirety, it is described on open
The suitable entirety of the spheroid-valve seat groups 2 of mouth 13 is installed in the valve pocket 11 from the upper shed 12, and such structure is caused
The installation and removal of the upper-mounting type ball valve are all very simple and convenient, effectively raise productivity ratio and service efficiency.And, phase
Compared with existing upper-mounting type ball valve valve pocket often by upstream valve seat chamber, downstream valve seat chamber and between the upstream and downstream valve support chamber
Lumen constitute, difficulty of processing is big, is difficult to implement, and must cause upstream valve seat chamber using turning or boring and milling technique with
Swim valve support chamber axiality and machining accuracy cannot ensure, have influence on time processing success rate；The valve pocket 11 of the invention
Only one of which chamber and no longer have upstream valve seat chamber and downstream valve seat chamber, can directly using the processing mode of milling come into
Type, handling ease is convenient, and machining accuracy is high, and the precision of the valve pocket 11 height will directly influence the upper-mounting type ball valve
Sealing effectiveness, so upper-mounting type ball valve of the invention has preferably sealing effectiveness, the more conducively realization of ball valve function.
Additionally, second valve component 22 is provided with the carrier block 24 away from the one end of the spheroid 23 so that will
After the spheroid-valve component 2 is fitted into the valve pocket 11, can be by the perpendicular of the carrier block 24 and the valve pocket
Perpendicular in 11 coordinates to prevent first valve component 21 and/or second valve component 22 with the spheroid 23
Rotation and rotate.And the setting of the jump ring 26 and the draw-in groove 25, then can load by the spheroid-valve component 2
After in the valve pocket 11, the draw-in groove 25 is snapped in by the jump ring 26 or the draw-in groove 25 is left and applied realizing the jump ring 26
The addition or elimination of the pretightning force being added on the carrier block 24 and first valve component 21, so as to realize the upper dress formula
Ball valve is rapidly assembled and disassembled.
Further, first valve component 21 includes the first valve seat 211, and is arranged on first valve seat 211
On first seal 212；Second valve component 22 includes the second valve seat 221, and is arranged on second valve seat 221
On second seal 222.The first seal 212 ensures to be realized between first valve seat 211 and the spheroid 23 close
Envelope, the second seal 222 ensures to realize sealing between second valve seat 221 and the spheroid 23.
Further, a flexible member is provided between first valve seat 211 and the first seal 212, it is described
The partial pressure of flexible member make in the first seal 212 first seal 212 promote the spheroid 23 with
The second seal 222 is in sealing contact.When the spheroid-valve component 2 is installed, the jump ring 26 snaps in the draw-in groove 25
In, and then promotion first valve seat 211 makes first valve seat 211 push against the spheroid by the first seal 212
23, while the spheroid can give 212 1 reaction forces of the first seal, extrude the first seal 212 described
Flexible member, the flexible member produces a biasing force for making the first seal 212 push against the spheroid 23, is applied to
The power from the first seal 212 of the spheroid 23 can make the spheroid 23 push against the second seal 222 and with
The second seal 222 is in sealing contact, therefore, it is described under the double reaction plus of the flexible member and the jump ring 26
Better seal effect is had between second valve component 22 and the spheroid 23.
The concrete form of the flexible member can be various, and the present embodiment preferably flexible member is disc spring 27.Institute
State the load of disc spring 27 big, stroke is short, can just realize making the first seal 212 tight on the basis of the space for taking very little
The spheroid 23 is pasted to seal.
The flexible member can also be the spring of other forms, such as ripple spring, cylindrical spring.
Further, one is additionally provided between the flexible member and the first seal 212Pad 28.The pad Piece28 setting can avoid the first seal 212 directly with the resilient element contacts so that reduce it is described elasticity unit
Damage of the part to the first seal 212.
In order that the sealing effectiveness of the upper-mounting type ball valve is more preferably, the present embodiment preferably spheroid-valve component 2 is also wrapped
Include the outside seal 29 that part is plugged on the one end of second valve component 22 away from the spheroid 23.In the present embodiment,
It is preferred that the part of the outside seal 29 is plugged on the one end of second valve seat 221 away from the spheroid 23.The outside seal
29 setting can realize the sealing between second valve component 22 and the valve body 1, it is to avoid liquid is from the carrier block
Gap outflow between 24 and second valve seat 221.
Obviously, above-described embodiment is only intended to clearly illustrate example, and not to the restriction of implementation method.It is right
For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or
Change.There is no need and unable to be exhaustive to all of implementation method.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (7)
1. a kind of upper-mounting type ball valve, including
Valve body (1), with valve pocket (11), the upper shed communicated respectively with the valve pocket (11) is formed on the valve body (1)
(12), upstream passageway (13), downstream passage (14)；
Spheroid-valve component (2), including be arranged in the valve pocket (11), and the first valve component (21), the being oppositely arranged
Two valve components (22), and be arranged between first valve component (21) and second valve component (22), and with
Second valve component (22) forms spheroid (23) in sealing contact, second valve component (22) and the valve body (1)
It is in sealing contact, conductive channel (231) is offered on the spheroid (23), rotate the spheroid (23) to the conductive channel
(231) when two ends communicate with the upstream passageway (13), the downstream passage (14) respectively, the upper-mounting type ball valve conducting；
It is characterized in that：
Spheroid-the valve component (2) also includes being socketed in first valve component (21), second valve component respectively
(22) carrier block (24) away from the spheroid (23) one end, the draw-in groove being opened on the first valve component (21) lateral wall
(25), and it is set on first valve component (21) and is adapted to snap in the jump ring (26) in the draw-in groove (25), the card
Made by promoting first valve component (21) to be moved to the spheroid (23) direction when spring (26) snaps in the draw-in groove (25)
The spheroid (23) is close in sealing contact with second valve component (22), and the jump ring (26) snaps in the draw-in groove (25)
Afterwards, the end face of the jump ring (26) offsets with the end face of direction spheroid (23) one end of the carrier block (24), it is described on
Suitable spheroid-the valve component (2) in opening (12) is integrally installed in the valve pocket (11) from from the upper shed (12).
2. a kind of upper-mounting type ball valve according to claim 1, it is characterised in that：First valve component (21) includes
One valve seat (211), and it is arranged on the first seal (212) on first valve seat (211)；Second valve component
(22) including the second valve seat (221), and it is arranged on the second seal (222) on second valve seat (221).
3. a kind of upper-mounting type ball valve according to claim 2, it is characterised in that：First valve seat (211) and described
A flexible member is provided between one seal (212), the partial pressure of the flexible member is in the first seal
(212) first seal (212) is made to promote the spheroid (23) in sealing contact with the second seal (222) on.
4. a kind of upper-mounting type ball valve according to claim 3, it is characterised in that：The flexible member is disc spring (27).
5. a kind of upper-mounting type ball valve according to claim 3, it is characterised in that：The flexible member is ripple spring or cylinder bullet
Spring.
6. according to a kind of any described upper-mounting type ball valves of claim 3-5, it is characterised in that：The flexible member and described
A pad (28) is additionally provided between one seal (212).
7. according to a kind of any described upper-mounting type ball valves of claim 1-5, it is characterised in that：Spheroid-the valve component (2)
Also include that part is plugged on the outside seal (29) of the one end of second valve component (22) away from the spheroid (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510104425.1A CN104676037B (en) | 2014-12-30 | 2015-03-10 | Upper-mounting type ball valve |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420856435 | 2014-12-30 | ||
| CN2014208564351 | 2014-12-30 | ||
| CN201510104425.1A CN104676037B (en) | 2014-12-30 | 2015-03-10 | Upper-mounting type ball valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104676037A CN104676037A (en) | 2015-06-03 |
| CN104676037B true CN104676037B (en) | 2017-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510104425.1A Active CN104676037B (en) | 2014-12-30 | 2015-03-10 | Upper-mounting type ball valve |
| CN201520135304.9U Withdrawn - After Issue CN204553902U (en) | 2014-12-30 | 2015-03-10 | Upper-mounting type ball valve |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520135304.9U Withdrawn - After Issue CN204553902U (en) | 2014-12-30 | 2015-03-10 | Upper-mounting type ball valve |
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| CN (2) | CN104676037B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676037B (en) * | 2014-12-30 | 2017-06-16 | 苏州纽威阀门股份有限公司 | Upper-mounting type ball valve |
| CN107339457A (en) * | 2017-08-23 | 2017-11-10 | 昆山维萨阀门有限公司 | It is a kind of can on-line maintenance upper dress formula fixing ball valve |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1141403A (en) * | 1995-02-16 | 1997-01-29 | 硅铁公司 | Adjustable ball valve |
| CN2926697Y (en) * | 2006-07-07 | 2007-07-25 | 陈蕾 | Convientlly-disassembled connected electric spherical valve |
| CN202531893U (en) * | 2012-03-30 | 2012-11-14 | 中业阀门集团有限公司 | Top-entry ball valve |
| CN203363251U (en) * | 2013-07-03 | 2013-12-25 | 施瑞德阀门(厦门)有限公司 | Fixed ball valve installed on double balls |
| CN203703216U (en) * | 2014-01-14 | 2014-07-09 | 北京市阀门总厂(集团)有限公司 | Novel top-mounted valve body structure |
| CN204553902U (en) * | 2014-12-30 | 2015-08-12 | 苏州纽威阀门股份有限公司 | Upper-mounting type ball valve |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6041298B2 (en) * | 2012-09-26 | 2016-12-07 | 株式会社フジキン | Ball valve |
-
2015
- 2015-03-10 CN CN201510104425.1A patent/CN104676037B/en active Active
- 2015-03-10 CN CN201520135304.9U patent/CN204553902U/en not_active Withdrawn - After Issue
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1141403A (en) * | 1995-02-16 | 1997-01-29 | 硅铁公司 | Adjustable ball valve |
| CN2926697Y (en) * | 2006-07-07 | 2007-07-25 | 陈蕾 | Convientlly-disassembled connected electric spherical valve |
| CN202531893U (en) * | 2012-03-30 | 2012-11-14 | 中业阀门集团有限公司 | Top-entry ball valve |
| CN203363251U (en) * | 2013-07-03 | 2013-12-25 | 施瑞德阀门(厦门)有限公司 | Fixed ball valve installed on double balls |
| CN203703216U (en) * | 2014-01-14 | 2014-07-09 | 北京市阀门总厂(集团)有限公司 | Novel top-mounted valve body structure |
| CN204553902U (en) * | 2014-12-30 | 2015-08-12 | 苏州纽威阀门股份有限公司 | Upper-mounting type ball valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN204553902U (en) | 2015-08-12 |
| CN104676037A (en) | 2015-06-03 |
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