CN208204071U - A kind of constructional device of V-arrangement ball valve - Google Patents
A kind of constructional device of V-arrangement ball valve Download PDFInfo
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- CN208204071U CN208204071U CN201820794677.0U CN201820794677U CN208204071U CN 208204071 U CN208204071 U CN 208204071U CN 201820794677 U CN201820794677 U CN 201820794677U CN 208204071 U CN208204071 U CN 208204071U
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- valve
- valve seat
- valve body
- axle sleeve
- compatible
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Abstract
The utility model discloses a kind of constructional devices of V-arrangement ball valve, including valve body, preloading spring is successively slidably connected by the surface of valve seat, valve seat pressing ring, the inside of preloading spring offers sliding eye compatible with the surface of valve seat, sliding notch compatible with the surface of valve seat is offered inside valve seat pressing ring, the surface of valve seat pressing ring and the inner thread of valve body connect, the inner wall of valve body offers threaded hole compatible with valve seat pressing ring, the inner wall side of valve seat offers circular arc concave surface compatible with the surface side of spool, the inner rotation of axle sleeve gland is connected with valve rod, the surface of valve rod and be located at axle sleeve gland bottom end be rotatably connected to axle sleeve, the material of axle sleeve is using self-lubricating graphite, the utility model relates to V-arrangement ball valve technical fields.A kind of constructional device of V-arrangement ball valve achieved the effect that effectively to avoid spool swollen dead with valve seat, and structure is simple, and easy to use, sealing effect is good, is not required to oil lubrication, and long service life improves work efficiency.
Description
Technical field
Utility model is related to V-arrangement ball valve technical field, specially a kind of constructional device of V-arrangement ball valve.
Background technique
The structure of existing V-type ball valve generally comprises valve body, spool, valve seat, valve rod, transmission mechanism and sealing element and installation
Part, spool are V-structure spool, and valve seat has the structure types such as floating valve seat or fixed valve base, and sealing surface of seat is close with spool
Cover cooperates, and constitutes ball valve sealing pair, floating valve seat is fixed in valve outlet channel by pressing ring, between valve seat and spool
It is formed with mutually matched sealing surface, one group of spiral compression spring is equipped between valve seat and pressing ring, valve seat is made to form floating structure,
Prevent worst hot case spool and valve seat swollen dead.But if be used to containing fine particle impurity or easily be precipitated the fluid of crystal,
Because there are gap, powdery medium is easy in intrusion spring eye between valve seat and pressing ring, make spiral compression spring card plug or bonding and
Elasticity or even disabler are influenced, valve seat is made to lose float function, causes valve seat poorly sealed with valve core chamber and makes the leakage of valve
Amount increases, can also be swollen dead in worst hot case bottom spool and valve seat, increases valve opening and closing torque, or even can not normally open and close, influences
Service life.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of floating valve seat constructional device of V-arrangement ball valve, solves
Spool and the swollen dead problem of valve seat, structure is simple, and easy to use, sealing effect is good, is not required to oil lubrication, effectively prevent spool
It is swollen dead with valve seat, considerably increase the service life of ball valve.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of structure dress of V-arrangement ball valve
It sets, including valve body, the inner wall of the valve body slidably connects valve seat, and the surface of the valve seat is fixedly connected with the first sealing ring,
The surface of the valve seat offers rectangular recess compatible with the first sealing ring, and the surface of the valve seat successively slidably connects
Preloading spring, valve seat pressing ring, the inside of the preloading spring offer sliding eye compatible with the surface of valve seat, the valve seat
Sliding notch compatible with the surface of valve seat, the surface of the valve seat pressing ring and the inner thread of valve body are offered inside pressing ring
Connection, the inner wall of the valve body and the screw top for being located at valve body are connected with axle sleeve gland, the inner rotation of the axle sleeve gland
Be connected with valve rod, the surface of the valve rod and the bottom end for being located at axle sleeve gland are rotatably connected to axle sleeve, the surface of the valve rod and
It is rotatably connected to filler positioned at the bottom end of axle sleeve, the one end of the filler far from axle sleeve is fixedly connected with the inner wall side of valve body,
The valve rod sequentially passes through axle sleeve gland, axle sleeve, filler and the inside for extending to valve body, and the top of the valve rod is solid by nut
Surely it is connected with handle, the surface of the valve rod and bottom for being located at nut is fixedly connected with gasket, the valve rod extends to valve body
Internal one end is fixedly connected with spool, the inner wall of the valve body and bottom thread for being located at valve body is connected with bolt, the spiral shell
Bolt runs through the inner wall of valve body and extends to inside it, and the bolt extends to one end of valve inner and the lower rotation of spool connects
It connects, the second sealing ring is fixedly connected between the surface side of the bolt and body base.
Preferably, the inner wall of the valve body offers threaded hole compatible with valve seat pressing ring.
Preferably, screw thread compatible with axle sleeve gland, bolt is offered respectively at the top and bottom of the inner wall of the valve body
Hole.
Preferably, the material of the axle sleeve is using self-lubricating graphite.
Preferably, the preloading spring is set as disk spring.
Preferably, the inner wall side of the valve seat offers circular arc concave surface compatible with the surface side of spool.
(3) beneficial effect
The utility model provides a kind of constructional device of V-arrangement ball valve.Have it is following the utility model has the advantages that
(1), the constructional device of the V-arrangement ball valve successively slidably connects preloading spring, valve seat pressure by the surface of valve seat
Circle, the inside of preloading spring offers sliding eye compatible with the surface of valve seat, offers and valve seat inside valve seat pressing ring
The compatible sliding notch in surface, the surface of valve seat pressing ring and the inner thread of valve body connect, and the inner wall of valve body offers and valve
The compatible threaded hole of seat pressing ring has achieved the effect that prevent spool swollen dead with valve seat, structure is simple, easy to use, effectively keeps away
Exempt from spool and valve seat is swollen dead, increases the service life of ball valve.
(2), the constructional device of the V-arrangement ball valve is connected with valve rod by the inner rotation of axle sleeve gland, the surface of valve rod and
It is rotatably connected to axle sleeve positioned at the bottom end of axle sleeve gland, the material of axle sleeve is to have reached self-lubricated using self-lubricating graphite
Effect, structure is simple, easy to use, realizes self-lubricate, does not need oil lubrication, avoids pollution, long service life.
Detailed description of the invention
Fig. 1 is the utility model structure chart；
Fig. 2 is valve body cross-sectional view；
Fig. 3 is spool cross-sectional view；
Fig. 4 is valve seat pressing ring cross-sectional view.
In figure: 1 valve body, 2 valve seats, 3 first sealing rings, 4 preloading springs, 5 valve seat pressing rings, 6 axle sleeve glands, 7 valve rods, 8 axis
Set, 9 fillers, 10 nuts, 11 handles, 12 gaskets, 13 spools, 14 bolts, 15 second sealing rings.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of constructional device of V-arrangement ball valve, including valve body
1, the inner wall of valve body 1 slidably connects valve seat 2, and the surface of valve seat 2 is fixedly connected with the first sealing ring 3, and the first sealing ring 3 prevents
Leakage, the surface of valve seat 2 offer rectangular recess compatible with the first sealing ring 3, and the surface of valve seat 2 successively slidably connects
Preloading spring 4, valve seat pressing ring 5, preloading spring 4 are set as disk spring, have uniform force application, can avoid causing valve seat uneven
The advantages of abrasion, and part replaces simplicity less, the inside of preloading spring 4 offers sliding eye compatible with the surface of valve seat 2,
Sliding notch compatible with the surface of valve seat 2, the surface of valve seat pressing ring 5 and the inner wall of valve body 1 are offered inside valve seat pressing ring 5
It is threadedly coupled, the inner wall of valve body 1 offers threaded hole compatible with valve seat pressing ring 5, the inner wall of valve body 1 and is located at valve body 1
Screw top is connected with axle sleeve gland 6, offers threaded hole compatible with axle sleeve gland 6 at the top and bottom of the inner wall of valve body 1,
The inner rotation of axle sleeve gland 6 is connected with valve rod 7, the surface of the valve rod 7 and bottom end for being located at axle sleeve gland 6 is rotatably connected to axle sleeve
8, the material of axle sleeve 8 is using self-lubricating graphite, and coefficient of friction is small, has oil-free self lubrication performance, and wear-resisting and high temperature resistant
Performance is good, long service life, the surface of valve rod 7 and be located at axle sleeve 8 bottom end be rotatably connected to filler 9, filler 9 is far from axle sleeve 8
One end be fixedly connected with the inner wall side of valve body 1, valve rod 7 sequentially passes through axle sleeve gland 6, axle sleeve 8, filler 9 and extends to valve
The top of the inside of body 1, valve rod 7 is fixedly connected with handle 11, the surface of valve rod 7 and the bottom for being located at nut 10 by nut 10
It is fixedly connected with gasket 12, one end that valve rod 7 extends to inside valve body 1 is fixedly connected with spool 13, and the inner wall side of valve seat 2 is opened
Equipped with circular arc concave surface compatible with the surface side of spool 13, cooperate precision high, the inner wall of valve body 1 and the bottom for being located at valve body 1
Portion is threaded with bolt 14, offers threaded hole compatible with bolt 14 at the top and bottom of the inner wall of valve body 1, bolt 14 passes through
It wears the inner wall of valve body 1 and extends to inside it, bolt 14 extends to one end inside valve body 1 and the lower rotation of spool 13 connects
It connects, is fixedly connected with the second sealing ring 15 between 1 bottom of surface side and valve body of bolt 14, the second sealing ring 15 prevents from seeping
Leakage.
In use, handle 11 is first rotated angle appropriate, so that valve rod 7 be driven, so that spool 13 be driven, rotate
Angle appropriate, since the inner wall side of valve seat 2 offers circular arc concave surface compatible with the surface side of spool 13, cooperation essence
Degree is high, forms sealing and closes, when needing to open, only needs backwards rotation, when high temperature spool 13 expands, to push valve seat 2
Mobile, to push preloading spring 4, preloading spring 4 has the gap of buffering, effectively prevents valve seat 2 and swollen the showing extremely of spool 13
As the first sealing ring 3 and the second sealing ring 15 have Packed effect, prevent from leaking, and the material of axle sleeve 8 is using self-lubricating stone
Ink avoids oil lubrication, avoids pollution.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or equipment for including element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of constructional device of V-arrangement ball valve, including valve body (1), it is characterised in that: the inner wall of the valve body (1) is slidably connected
Have valve seat (2), the surface of the valve seat (2) is fixedly connected with the first sealing ring (3), the surface of the valve seat (2) offer with
The surface of the compatible rectangular recess of first sealing ring (3), the valve seat (2) successively slidably connects preloading spring (4), valve seat
Pressing ring (5), the inside of the preloading spring (4) offer sliding eye compatible with the surface of valve seat (2), the valve seat pressing ring
(5) internal to offer sliding notch compatible with the surface of valve seat (2), surface and valve body (1) of the valve seat pressing ring (5)
Inner thread connection, the inner wall of the valve body (1) and the screw top for being located at valve body (1) are connected with axle sleeve gland (6), the axis
The inner rotation of jacket gland (6) is connected with valve rod (7), the surface of the valve rod (7) and the bottom end rotation for being located at axle sleeve gland (6)
Be connected with axle sleeve (8), the surface of the valve rod (7) and be located at axle sleeve (8) bottom end be rotatably connected to filler (9), the filler
(9) one end far from axle sleeve (8) is fixedly connected with the inner wall side of valve body (1), and the valve rod (7) sequentially passes through axle sleeve gland
(6), the top of axle sleeve (8), filler (9) and the inside for extending to valve body (1), the valve rod (7) connects by the way that nut (10) are fixed
Be connected to handle (11), the surface of the valve rod (7) and be located at nut (10) bottom be fixedly connected with gasket (12), the valve rod
(7) it extends to the internal one end of valve body (1) to be fixedly connected with spool (13), the inner wall of the valve body (1) and is located at valve body (1)
Bottom thread is connected with bolt (14), and the bolt (14) is run through the inner wall of valve body (1) and extended to inside it, the bolt
(14) the internal one end of valve body (1) is extended to connect with the lower rotation of spool (13), the surface side of the bolt (14) and
The second sealing ring (15) are fixedly connected between valve body (1) bottom.
2. a kind of constructional device of V-arrangement ball valve according to claim 1, it is characterised in that: the inner wall of the valve body (1) is opened
Equipped with threaded hole compatible with valve seat pressing ring (5).
3. a kind of constructional device of V-arrangement ball valve according to claim 1, it is characterised in that: the inner wall top of the valve body (1)
Portion and bottom offer and axle sleeve gland (6), the compatible threaded hole of bolt (14) respectively.
4. a kind of constructional device of V-arrangement ball valve according to claim 1, it is characterised in that: the material of the axle sleeve (8) is
Using self-lubricating graphite.
5. a kind of constructional device of V-arrangement ball valve according to claim 1, it is characterised in that: preloading spring (4) setting
For disk spring.
6. a kind of constructional device of V-arrangement ball valve according to claim 1, it is characterised in that: the inner wall one of the valve seat (2)
Side offers circular arc concave surface compatible with the surface side of spool (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820794677.0U CN208204071U (en) | 2018-05-27 | 2018-05-27 | A kind of constructional device of V-arrangement ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820794677.0U CN208204071U (en) | 2018-05-27 | 2018-05-27 | A kind of constructional device of V-arrangement ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208204071U true CN208204071U (en) | 2018-12-07 |
Family
ID=64516335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820794677.0U Expired - Fee Related CN208204071U (en) | 2018-05-27 | 2018-05-27 | A kind of constructional device of V-arrangement ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208204071U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117927697A (en) * | 2024-03-25 | 2024-04-26 | 成都成高阀门股份有限公司 | High-temperature-resistant wear-resistant hard-seal floating ball valve |
-
2018
- 2018-05-27 CN CN201820794677.0U patent/CN208204071U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117927697A (en) * | 2024-03-25 | 2024-04-26 | 成都成高阀门股份有限公司 | High-temperature-resistant wear-resistant hard-seal floating ball valve |
| CN117927697B (en) * | 2024-03-25 | 2024-06-04 | 成都成高阀门股份有限公司 | High-temperature-resistant wear-resistant hard-seal floating ball valve |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181207 Termination date: 20200527 |