CN109139958A - A kind of two-seater three eccentricity V-type hard seal ball valve - Google Patents
A kind of two-seater three eccentricity V-type hard seal ball valve Download PDFInfo
- Publication number
- CN109139958A CN109139958A CN201810901998.0A CN201810901998A CN109139958A CN 109139958 A CN109139958 A CN 109139958A CN 201810901998 A CN201810901998 A CN 201810901998A CN 109139958 A CN109139958 A CN 109139958A
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- plate
- seat
- seater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 239000000945 filler Substances 0.000 claims description 15
- 238000012856 packing Methods 0.000 claims description 5
- 210000004907 gland Anatomy 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
Classifications
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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
- F16K5/06—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
- F16K5/0605—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 with particular plug arrangements, e.g. particular shape or built-in means
-
- 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
- F16K5/0663—Packings
- F16K5/0689—Packings between housing and plug
-
- 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
- F16K5/0663—Packings
- F16K5/0694—Spindle sealings
-
- 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 two-seater three eccentricity V-type hard seal ball valves, including valve body and valve body cap, valve rod is equipped in the longitudinal hole of valve body, valve plate is equipped in lateral valve port on valve body and valve body cap, valve plate upper and lower is connected with fixed plate, valve seat is connected between valve plate, valve body and valve body cap, sealing surface is formed between valve plate and valve seat, when use, the present invention uses the form of two-seater three eccentricity V-type hard seal ball valve, it can be detached from, greatly reduce using torque with valve seat because valve plate opens moment compared with ordinary ball valve；Compared with common three-eccentric-butterfly-valve, because can greatly increase with the presence of former and later two valve plates using pressure difference.And with the presence of v-notch, but when being able to satisfy small guide vane valve accurate adjusting.Since unique structure designs, other than valve body, valve plate, other parts can be general with standard ball valve, can exchange completely, and maintenance renewal part is convenient.
Description
Technical field
The present invention relates to ball valve technical field, specially a kind of two-seater three eccentricity V-type hard seal ball valve.
Background technique
Ball valve and butterfly valve are most commonly used two kinds of valves, but they the shortcomings that it is also obvious that can not solve always.It is existing
It is all to go to achieve the purpose that control using increasing executing agency's torque in ball valve.Existing ball valve is all to play on-off action, can not
It is accurate to adjust.Butterfly valve is especially small because of the pressure difference that inherently characteristic can bear.Object of the present invention is to overcome existing product to exist
Deficiency, it is wide to provide a kind of use scope, not only can be reduced valve torque, but also can increase valve using pressure difference, is also able to satisfy small open
Degree is accurate to be adjusted.
Summary of the invention
The purpose of the present invention is to provide a kind of two-seater three eccentricity V-type hard seal ball valves, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the invention provides the following technical scheme: a kind of two-seater three eccentricity V-type hard seal ball valve, packet
Valve body and valve body cap are included, valve rod is equipped in the longitudinal hole of the valve body, is equipped in the lateral valve port on the valve body and valve body cap
Valve plate, the valve plate upper and lower are connected with fixed plate, valve seat, the valve plate are connected between the valve plate, valve body and valve body cap
Form sealing surface between valve seat, set between the valve rod center, valve plate and the sealing surface of double-valve-seat composition there are two it is identical partially
Heart a, the valve rod center and valve plate foreboard center form valve flowing channel center, and the valve flowing channel center is equipped with bias e1, institute
It states valve rod center and valve plate back plate center and forms bias e2, be equipped between the valve rod and valve body and close to the upper bit of valve port
Filler seat is equipped with filler above the filler seat, is equipped with axle sleeve among the filler, the gland, which is fixedly arranged above, to be filled out
Expect that pressing plate, the hold-down grid are connected by studs and nut with valve body.
Preferably, the notch being carved in the valve seat outer circle is provided with graphite-seal ring, the valve seat and valve plate spherical surface row
At sealing surface.
Preferably, disk spring is equipped between the valve seat and valve body and valve body cap.
Preferably, anti-particle packing is equipped between the valve seat and valve body and valve body cap.
Preferably, semicircular ring is equipped between the valve rod and valve body.
Preferably, the valve rod bottom end is equipped with flat falcon, and the valve plate upper end is equipped with flat falcon slot.
Preferably, it is fixed between the valve body and valve body cap by hex bolts and nut, is equipped with and twines between valve body and valve body cap
Around pad.
Compared with prior art, the beneficial effects of the present invention are: the present invention uses two-seater three eccentricity V-type hard seal ball valve
Form, compared with ordinary ball valve because valve plate open moment can be detached from valve seat, greatly reduce using torque；With it is general
Logical three-eccentric-butterfly-valve is compared, because can greatly increase with the presence of former and later two valve plates using pressure difference.And there is v-notch to deposit
, but when being able to satisfy small guide vane valve accurate adjusting.Since unique structure designs, other than valve body, valve plate, other zero
Part can be general with standard ball valve, can exchange completely, and maintenance renewal part is convenient.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is side structure schematic diagram of the invention；
Fig. 3 is eccentric e2 structural schematic diagram of the invention；
Fig. 4 is eccentric e1 structural schematic diagram of the invention.
In figure: 1, valve body；2, valve body cap；3, valve rod；31, filler seat；32, filler；33, gland；34, filler pressure
Plate；4, valve seat；5, valve plate；51, studs；52, nut；53, graphite-seal ring；54, anti-particle packing；55, hexagonal spiral shell
Bolt；56, hex nut；57, wound gasket；6, axle sleeve；7, disk spring；8, semicircular ring；9, fixed plate；10, bias e1；11, partially
Heart e2；12, bias a.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Fig. 1-4 is please referred to, the present invention provides a kind of technical solution: a kind of two-seater three eccentricity V-type hard seal ball valve, including
Valve body 1 and valve body cap 2, the longitudinal hole of valve body 1 is interior to be equipped with valve rod 3, is equipped with valve plate in the lateral valve port on valve body 1 and valve body cap 2
5,5 upper and lower of valve plate is connected with fixed plate 9, and valve seat 4, valve plate 5 and valve seat 4 are connected between valve plate 5, valve body 1 and valve body cap 2
Between form sealing surface, set between the sealing surface that 3 center of valve rod, valve plate 5 and double-valve-seat 4 form there are two identical bias a12,
3 center of valve rod and 5 foreboard center of valve plate form 1 runner center of valve body, and 1 runner center of valve body is equipped with bias e110, in valve rod 3
The heart and 5 back plate center of valve plate form bias e211, and the upper bit between valve rod 3 and valve body 1 and close to valve port is equipped with filler seat
31, filler seat 31 is equipped with filler 32 above, is equipped with axle sleeve 6 among filler 32, gland 33 is fixedly arranged above hold-down grid
34, hold-down grid 34 is connected by studs 51 and nut 52 with valve body 1.
The notch being carved in 4 outer circle of valve seat is provided with graphite-seal ring 53, valve seat 4 and 2 spherical surface row of valve plate at sealing surface,
By rotation valve rod 3, valve plate 2 is driven to rotate, thus control valve openings of sizes.It is set between valve seat 4 and valve body 1 and valve body cap 2
There is disk spring 7, play the role of elastic packing, prevent high-temperature expansion locking phenomenon at high temperature, by accurately calculating spring energy
Guarantee the sealing force having.It is equipped with anti-particle packing 54 between valve seat 4 and valve body 1 and valve body cap 2, prevents particulate matter in medium
Cause into gap between valve seat 4 and valve body 1 and valve body cap 2 stuck.It is equipped with semicircular ring 8 between valve rod 3 and valve body 1, prevents valve
3 compression power of bar is acted on and is scurried out.3 bottom end of valve rod is equipped with flat falcon, and 2 upper end of valve plate is equipped with flat falcon slot, and valve rod 3 is driven by flat falcon
Valve plate rotation.It is fixed by hex bolts 55 and hex nut 56 between valve body 1 and valve body cap 2, it is equipped between valve body 1 and valve body cap 2
Wound gasket 57 guarantees that medium does not leak outside in use.
In use, the present invention uses the form of two-seater three eccentricity V-type hard seal ball valve, because of valve compared with ordinary ball valve
The opening moment of plate 5 can be detached from valve seat 4, greatly reduce using torque；Compared with common three-eccentric-butterfly-valve, because before having
Latter two valve plate 5 exists, and can greatly increase using pressure difference.And with the presence of V type notch, and valve when being able to satisfy small guide vane
It is accurate to adjust.Since unique structure designs, other than valve body 1, valve plate 5, other parts can be general with standard ball valve, can
It exchanges completely, maintenance renewal part is convenient.
In the description of the present invention, it is to be understood that, term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation or position of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends "
Relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, without referring to
Show or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot manage
Solution is limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as indicating
Or imply relative importance or implicitly indicate the quantity of indicated technical characteristic, define as a result, " first ", " second ",
The feature of " third ", " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " fixation ",
Terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside two elements, unless otherwise restricted clearly, for the general of this field
For logical technical staff, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of two-seater three eccentricity V-type hard seal ball valve, including valve body (1) and valve body cap (2), which is characterized in that the valve body
(1) valve rod (3) are equipped in longitudinal hole, are equipped with valve plate (5) in the lateral valve port on the valve body (1) and valve body cap (2), it is described
Valve plate (5) upper and lower is connected with fixed plate (9), is connected with valve seat (4) between the valve plate (5), valve body (1) and valve body cap (2),
Sealing surface is formed between the valve plate (5) and valve seat (4), valve rod (3) center, valve plate (5) and double-valve-seat (4) form close
It is set between cover there are two identical bias a (12), valve rod (3) center and valve plate (5) foreboard center form valve body (1) runner
Center, valve body (1) the runner center are equipped with bias e1 (10), and valve rod (3) center and valve plate (5) back plate center composition are inclined
Heart e2 (11), the upper bit between the valve rod (3) and valve body (1) and close to valve port are equipped with filler seat (31), the filler seat
(31) filler (32) are equipped with above, are equipped with axle sleeve (6) among the filler (32), the gland (33), which is fixedly arranged above, fills out
Expect pressing plate (34), the hold-down grid (34) is connected by studs (51) and nut (52) with valve body (1).
2. a kind of two-seater three eccentricity V-type hard seal ball valve according to claim 1, it is characterised in that: the valve seat (4) is outside
The notch being carved on circle is provided with graphite-seal ring (53), and the valve seat (4) and valve plate (5) spherical surface row are at sealing surface.
3. a kind of two-seater three eccentricity V-type hard seal ball valve according to claim 1, it is characterised in that: the valve seat (4) with
Disk spring (7) are equipped between valve body (1) and valve body cap (2).
4. a kind of two-seater three eccentricity V-type hard seal ball valve according to claim 1, it is characterised in that: the valve seat (4) with
Anti- particle packing (54) is equipped between valve body (1) and valve body cap (2).
5. a kind of two-seater three eccentricity V-type hard seal ball valve according to claim 1, it is characterised in that: the valve rod (3) with
Semicircular ring (8) are equipped between valve body (1).
6. a kind of two-seater three eccentricity V-type hard seal ball valve according to claim 1, it is characterised in that: valve rod (3) bottom
End is equipped with flat falcon, and valve plate (5) upper end is equipped with flat falcon slot.
7. a kind of two-seater three eccentricity V-type hard seal ball valve according to claim 1, it is characterised in that: the valve body (1) with
It is fixed by hex bolts (55) and hex nut (56) between valve body cap (2), it is equipped with and twines between the valve body (1) and valve body cap (2)
Around pad (57).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901998.0A CN109139958A (en) | 2018-08-09 | 2018-08-09 | A kind of two-seater three eccentricity V-type hard seal ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810901998.0A CN109139958A (en) | 2018-08-09 | 2018-08-09 | A kind of two-seater three eccentricity V-type hard seal ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109139958A true CN109139958A (en) | 2019-01-04 |
Family
ID=64792515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810901998.0A Pending CN109139958A (en) | 2018-08-09 | 2018-08-09 | A kind of two-seater three eccentricity V-type hard seal ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109139958A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007041892A1 (en) * | 2005-10-08 | 2007-04-19 | Yongsheng Song | A shut-off valve |
| CN201065963Y (en) * | 2007-03-08 | 2008-05-28 | 河南省高山阀门有限公司 | Double-hemisphere bidirectional hard seal ball valve |
| CN201335170Y (en) * | 2008-12-25 | 2009-10-28 | 华电冈野阀门有限公司 | Top-loading bidirectional hard-seal eccentric spheric valve |
| CN102927312A (en) * | 2012-11-10 | 2013-02-13 | 无锡智能自控工程股份有限公司 | High-pressure top-mounted eccentric adjusting ball valve |
| CN107300021A (en) * | 2017-07-14 | 2017-10-27 | 上海艾维科阀门股份有限公司 | A kind of double-eccentric ball valve |
| CN208831784U (en) * | 2018-08-09 | 2019-05-07 | 无锡斯沃特流体控制技术有限公司 | A kind of two-seater three eccentricity V-type hard seal ball valve |
-
2018
- 2018-08-09 CN CN201810901998.0A patent/CN109139958A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007041892A1 (en) * | 2005-10-08 | 2007-04-19 | Yongsheng Song | A shut-off valve |
| CN201065963Y (en) * | 2007-03-08 | 2008-05-28 | 河南省高山阀门有限公司 | Double-hemisphere bidirectional hard seal ball valve |
| CN201335170Y (en) * | 2008-12-25 | 2009-10-28 | 华电冈野阀门有限公司 | Top-loading bidirectional hard-seal eccentric spheric valve |
| CN102927312A (en) * | 2012-11-10 | 2013-02-13 | 无锡智能自控工程股份有限公司 | High-pressure top-mounted eccentric adjusting ball valve |
| CN107300021A (en) * | 2017-07-14 | 2017-10-27 | 上海艾维科阀门股份有限公司 | A kind of double-eccentric ball valve |
| CN208831784U (en) * | 2018-08-09 | 2019-05-07 | 无锡斯沃特流体控制技术有限公司 | A kind of two-seater three eccentricity V-type hard seal ball valve |
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