CN205678249U - Axle sealing structure in a kind of all-welded ball valve - Google Patents
Axle sealing structure in a kind of all-welded ball valve Download PDFInfo
- Publication number
- CN205678249U CN205678249U CN201620541517.6U CN201620541517U CN205678249U CN 205678249 U CN205678249 U CN 205678249U CN 201620541517 U CN201620541517 U CN 201620541517U CN 205678249 U CN205678249 U CN 205678249U
- Authority
- CN
- China
- Prior art keywords
- bottom bracket
- sleeve pipe
- axle
- bracket axle
- gland
- 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.)
- Expired - Fee Related
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Abstract
The utility model patent relates to axle sealing structure in a kind of all-welded ball valve, including axis, adpting flange, gland, bottom bracket axle, pad, seal sleeve pipe, detent mechanism, spacer ring and gasket ring, described adpting flange is sleeved on the outside of axis, described gland is arranged between adpting flange and axis, described bottom bracket axle is fixedly connected on the lower section of gland by hex(agonal)screw, described pad is arranged between bottom bracket axle and gland, described hex(agonal)screw passes through pad and is connected in the upper end of bottom bracket axle, described sealing sleeve pipe is arranged between bottom bracket axle and axis, described seals the lower section that sleeve pipe is positioned at gland, described spacer ring is arranged between bottom bracket axle and axis, described spacer ring contacts with the lower end sealing sleeve pipe, described detent mechanism is arranged between sealing sleeve pipe and bottom bracket axle.The design can take out sealing sleeve pipe at any time with replacement o circle, cost greatly reduces and extends the service life of product.
Description
Technical field
The utility model patent relates to a kind of structure that seals, axle sealing structure in particularly a kind of all-welded ball valve.
Background technology
Have much for the sealing structure of axle in Xian Shi, but be as using for a long time, sealing structure can be damaged or
Malfunctioning, now generally require and sealing mechanism and axle are integrally scrapped, thus produce unnecessary loss, so in order to reduce
In cost and a kind of all-welded ball valve of the design that increases the service life, axle sealing structure is just particularly important.
Content of the invention
The purpose of this utility model exactly can take out at any time sealing sleeve pipe with replacement o circle, cost greatly reduces
With the service life extending product, and axle sealing structure in a kind of all-welded ball valve of utility model.
For solving above-mentioned technical problem, the utility model provides axle sealing structure in a kind of all-welded ball valve, including
Axis,
Adpting flange, described adpting flange is sleeved on the outside of axis,
Gland, described gland is arranged between adpting flange and axis,
Bottom bracket axle, described bottom bracket axle is fixedly connected on the lower section of gland by hex(agonal)screw,
Pad, described pad is arranged between bottom bracket axle and gland, during described hex(agonal)screw is connected to through pad
In the upper end of axle sleeve
Sealing sleeve pipe, described sealing sleeve pipe is arranged between bottom bracket axle and axis, and described sealing sleeve pipe is positioned at gland
Lower section,
Detent mechanism, described detent mechanism is arranged between sealing sleeve pipe and bottom bracket axle,
Spacer ring, described spacer ring is arranged between bottom bracket axle and axis, and described spacer ring is wanted to connect with the lower end sealing sleeve pipe
Touch, between described spacer ring and bottom bracket axle, be additionally provided with spacer ring pressure pad,
Gasket ring, described gasket ring is arranged between bottom bracket axle and axis, the upper end of described gasket ring and spacer ring and spacer ring pressure
Contact is thought in the lower end of pad.
Further: between described gland and sealing sleeve pipe, to be additionally provided with graphite, the inner side of described graphite and bottom bracket axle
Contact thought by wall.
Further: between the lower end of described bottom bracket axle and axis, be additionally provided with sliding bearing, described sliding bearing
Upper end want to contact with the lower end of gasket ring.
Further: on the madial wall of described sealing sleeve pipe and gland and lateral wall, be both provided with O-ring.
Further: on the madial wall of described sealing sleeve pipe and lateral wall, be each provided with two O-ring.
Use the utility model after said structure can take out sealing sleeve pipe at any time with replacement o circle, greatly reduce
Cost and the service life extending product；And the advantage that the design also has simple in construction, easily fabricated and practicality and high efficiency.
Brief description
With detailed description of the invention, the utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the enlarged drawing of A in Fig. 1.
Detailed description of the invention
Axle sealing structure in a kind of all-welded ball valve as shown in Figure 1, including axis the 1st, adpting flange the 11st, gland the 9th, axis
The 8th, set the 6th, pad seals sleeve pipe the 5th, detent mechanism, spacer ring 3 and gasket ring 2, and described adpting flange 11 is sleeved on the outside of axis 1,
Described gland 9 is arranged between adpting flange 11 and axis 1, and described bottom bracket axle 6 is fixedly connected on by hex(agonal)screw 10
The lower section of gland 9, described pad 8 is arranged between bottom bracket axle 6 and gland 9, and described hex(agonal)screw 10 passes through pad 8 and connects
In the upper end of bottom bracket axle 6, described sealing sleeve pipe 5 is arranged between bottom bracket axle 6 and axis 1, and described sealing sleeve pipe 5 is positioned at
The lower section of gland 9, described spacer ring 3 is arranged between bottom bracket axle 6 and axis 1, described spacer ring 3 and the lower end sealing sleeve pipe 5
Contacting, described detent mechanism is arranged between sealing sleeve pipe 5 and bottom bracket axle 6, between described spacer ring 3 and bottom bracket axle 6 also
Being provided with spacer ring pressure pad 4, described gasket ring 2 is arranged between bottom bracket axle 6 and axis 1, the upper end of described gasket ring 2 and spacer ring 3
Contact with the lower end of spacer ring pressure pad 4, between described gland 9 and sealing sleeve pipe 5, be additionally provided with graphite 13, described graphite 13
Contact with the madial wall of bottom bracket axle 6.By said structure, the sealing sleeve pipe 5 in the design can take out, at any time to change O
Type circle, greatly reduces cost and extends the service life of product.
Detent mechanism as shown in Figure 2 includes that the 14th, the gathering sill being opened on bottom bracket axle 6 madial wall is opened in sealing sleeve pipe
Hemispherical draw-in groove on 5 outer surfaces the 16th, spherical dop 17 and spring 15, described spherical dop 17 is connected to lead by spring 15
In groove 14, described spherical dop 17 snaps in hemispherical draw-in groove 16 under the effect of spring 15, it is achieved seal sleeve pipe with in
Positioning between axle sleeve 6.Can be put in place sealing sleeve pipe 5 installation exactly by using said mechanism, substantially increase it
Practical Performance.
It is additionally provided with sliding bearing 12, described sliding bearing between the lower end of bottom bracket axle 6 as shown in Figure 1 and axis 1
The upper end of 12 is wanted to contact with the lower end of gasket ring 2.The design reduces volume between bottom bracket axle 6 and axis 1 by sliding bearing 12 and reaches
Friction, thus serve the effect extending physical life.
It is both provided with O-ring 7 on the madial wall sealing sleeve pipe 5 and gland 9 as shown in Figure 1 and lateral wall, described
It is each provided with two O-ring 7 on the madial wall of sealing sleeve pipe 5 and lateral wall.The design is sealing inside and outside sleeve pipe 5 and gland 9
Being both provided with O-ring 7 on sidewall, thus carrying out dual-seal to axis, it has simple in construction, easily fabricated and practicality and high efficiency
Advantage.
Claims (6)
1. axle sealing structure in an all-welded ball valve, it is characterised in that: include
Axis (1),
Adpting flange (11), described adpting flange (11) is sleeved on the outside of axis (1),
Gland (9), described gland (9) is arranged between adpting flange (11) and axis (1),
Bottom bracket axle (6), described bottom bracket axle (6) is fixedly connected on the lower section of gland (9) by hex(agonal)screw (10),
Pad (8), described pad (8) is arranged between bottom bracket axle (6) and gland (9), and described hex(agonal)screw (10) passes through
Pad (8) is connected in the upper end of bottom bracket axle (6),
Sealing sleeve pipe (5), described sealing sleeve pipe (5) is arranged between bottom bracket axle (6) and axis (1), described sealing sleeve pipe
(5) it is positioned at the lower section of gland (9),
Detent mechanism, described detent mechanism is arranged between sealing sleeve pipe (5) and bottom bracket axle (6),
Spacer ring (3), described spacer ring (3) is arranged between bottom bracket axle (6) and axis (1), described spacer ring (3) and sealing sleeve pipe
(5) contact is thought in lower end, is additionally provided with spacer ring pressure pad (4) between described spacer ring (3) and bottom bracket axle (6),
Gasket ring (2), described gasket ring (2) is arranged between bottom bracket axle (6) and axis (1), the upper end of described gasket ring (2) with every
Contact is thought in the lower end of ring (3) and spacer ring pressure pad (4).
2. axle sealing structure in a kind of all-welded ball valve according to claim 1, it is characterised in that: described gland (9)
And sealing and being additionally provided with graphite (13) between sleeve pipe (5), described graphite (13) contacts with the madial wall of bottom bracket axle (6).
3. axle sealing structure in a kind of all-welded ball valve according to claim 1, it is characterised in that: described detent mechanism
Including the gathering sill (14) being opened on bottom bracket axle (6) madial wall, the hemispherical draw-in groove being opened on sealing sleeve pipe (5) outer surface
(16), spherical dop (17) and spring (15), described spherical dop (17) is connected in gathering sill (14) by spring (15),
Described spherical dop (17) snaps in hemispherical draw-in groove (16) under the effect of spring (15), it is achieved seal sleeve pipe and bottom bracket axle
(6) positioning between.
4. axle sealing structure in a kind of all-welded ball valve according to claim 1, it is characterised in that: described bottom bracket axle
(6) it is additionally provided with sliding bearing (12), the upper end of described sliding bearing (12) and gasket ring (2) between lower end and axis (1)
Lower end think contact.
5. axle sealing structure in a kind of all-welded ball valve according to claim 1, it is characterised in that: described sealing sleeve pipe
(5) it and is both provided with O-ring (7) on the madial wall of gland (9) and lateral wall.
6. axle sealing structure in a kind of all-welded ball valve according to claim 1, it is characterised in that: described sealing sleeve pipe
(5) it is each provided with two O-ring (7) on madial wall and lateral wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620541517.6U CN205678249U (en) | 2016-06-03 | 2016-06-03 | Axle sealing structure in a kind of all-welded ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620541517.6U CN205678249U (en) | 2016-06-03 | 2016-06-03 | Axle sealing structure in a kind of all-welded ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205678249U true CN205678249U (en) | 2016-11-09 |
Family
ID=57434457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620541517.6U Expired - Fee Related CN205678249U (en) | 2016-06-03 | 2016-06-03 | Axle sealing structure in a kind of all-welded ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205678249U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864503A (en) * | 2016-06-03 | 2016-08-17 | 江苏威尔迪威阀业有限公司 | All-welded ball valve center shaft sealing structure |
-
2016
- 2016-06-03 CN CN201620541517.6U patent/CN205678249U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864503A (en) * | 2016-06-03 | 2016-08-17 | 江苏威尔迪威阀业有限公司 | All-welded ball valve center shaft sealing structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20200603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |