CN206802370U - A kind of Ball valve for gas - Google Patents
A kind of Ball valve for gas Download PDFInfo
- Publication number
- CN206802370U CN206802370U CN201720588073.6U CN201720588073U CN206802370U CN 206802370 U CN206802370 U CN 206802370U CN 201720588073 U CN201720588073 U CN 201720588073U CN 206802370 U CN206802370 U CN 206802370U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- gland
- core
- valve rod
- 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
Links
- 210000004907 gland Anatomy 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 239000003034 coal gas Substances 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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- Taps Or Cocks (AREA)
Abstract
The utility model discloses a kind of Ball valve for gas, including valve body, the inner chamber of valve body is provided with core, the inner chamber of valve body is stretched into the bottom of valve rod, and it is connected with the center of top of core, one end of valve body is provided with air inlet, the other end is provided with gas outlet, gas outlet is provided with out pneumatic module, the top of valve rod is provided with drive sleeve, the side of drive sleeve is fixed with handle, the bottom of drive sleeve is provided with sliding sleeve, the bottom of sliding sleeve is provided with gland, gland is set on valve rod, seal assembly is provided between the bottom of gland and the boss of valve rod side, the both sides of core are arranged with valve seat, embedded with the sealing ring being brought into close contact with core on valve seat.Ball valve of the present utility model is by the way of seal assembly and sealing ring coordinate, with reference to the mounting structure for going out pneumatic module and drive sleeve, the sealing property of ball valve can effectively be ensured, coal gas is avoided situation about leaking occur, it is safe, it is simple and convenient, it is easy to maintain, effectively increase the service life of ball valve.
Description
Technical field
The utility model belongs to valve technology field, more particularly to a kind of Ball valve for gas.
Background technology
At present, ball valve has been widely used in various pipelines, and ball valve includes hand actuator and valve body, is provided with valve body
Valve rod and with the core that valve rod is linked, realize medium disengaging control.But existing ball valve generally use packing seal circle
Being sealed, it is necessary to often adjust the crush of clamp nut, use is cumbersome, gas leak situation otherwise easily occurs,
Jeopardize the life security of people.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of Ball valve for gas.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
A kind of Ball valve for gas, including valve body, valve rod and handle, the inner chamber of valve body are provided with core, and valve is stretched into the bottom of valve rod
The inner chamber of body, and be connected with the center of top of core, one end of valve body is provided with gas outlet provided with air inlet, the other end, goes out
Gas port is provided with out pneumatic module, and the top of valve rod is provided with drive sleeve, and the side of drive sleeve is fixed with handle, and the bottom of drive sleeve is set
There is sliding sleeve, the bottom of sliding sleeve is provided with gland, and gland is set on valve rod, and is fixedly connected with the valve body by screw, the bottom of gland
Seal assembly is provided between the boss of portion and valve rod side, the both sides of core are arranged with valve seat, are embedded with valve seat and core
The sealing ring being brought into close contact.
It is described go out pneumatic module include escape pipe and lock sleeve, the endoporus of escape pipe connects with gas outlet, the escape pipe it is big
Footpath portion is connected by screw thread with valve body, and minor diameter part is connected by lock sleeve with valve body.
The seal assembly includes O-ring seal I, and O-ring seal I is in the groove of valve rod side, O-ring seal I
Top be provided with O-ring seal II, O-ring seal II is located between valve rod and valve body, O-ring seal II top and gland
It is brought into close contact, bottom is provided with support set.
Wear plate is provided between the sliding sleeve and gland, wear plate is fixedly connected by screw with gland.
The utility model has the advantages that：Ball valve of the present utility model is by the way of seal assembly and sealing ring coordinate, knot
Pneumatic module and the mounting structure of drive sleeve are closed out, the sealing property of ball valve can be effectively ensured, avoid coal gas from the feelings leaked occur
Condition, it is safe, it is simple and convenient, it is easy to maintain, effectively increase the service life of ball valve.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is structural representation of the present utility model.
Wherein, 1, handle, 2, valve body, 21, air inlet, 22, gas outlet, 3, core, 4, valve rod, 41, drive sleeve, 5, pressure
Lid, 6, O-ring seal I, 61, O-ring seal II, 7, support set, 8, sealing ring, 81, valve seat, 9, escape pipe, 10, lock sleeve,
11st, wear plate, 12, sliding sleeve.
Embodiment：
As shown in figure 1, a kind of Ball valve for gas, including valve body 2, valve rod 4 and handle 1, the inner chamber of valve body 2 are provided with core 3, valve
The inner chamber of valve body 2 is stretched into the bottom of bar 4, and is connected with the center of top of core 3, one end of valve body 2 be provided with air inlet 21,
The other end is provided with gas outlet 22, and gas outlet 22 is provided with out pneumatic module, and the top of valve rod 4 is provided with drive sleeve 41, drive sleeve 41
Side is fixed with handle 1, and the bottom of drive sleeve 41 is provided with sliding sleeve 12, and the bottom of sliding sleeve 12 is provided with gland 5, and gland 5 is set in valve
On bar 4, and it is fixedly connected by screw with valve body 2, seal assembly is provided between the bottom of gland 5 and the boss of the side of valve rod 4,
The both sides of core 3 are arranged with valve seat 81, are embedded with the sealing ring 8 being brought into close contact with core 3 on valve seat 81, pass through seal assembly
With the cooperation of sealing ring, and combine the mounting structure of pneumatic module and drive sleeve 41, can effectively ensure the sealing property of ball valve,
Avoid coal gas from situation about leaking occur, improve the security used.
In the utility model, going out pneumatic module includes escape pipe 9 and lock sleeve 10, endoporus and the gas outlet 22 of escape pipe 9
Connection, the large-diameter portion of the escape pipe 9 are connected by screw thread with valve body 2, and minor diameter part is connected by lock sleeve 10 with valve body 2, locking
Escape pipe 9 is locked at gas outlet 22 by set 10, improves the sealing and security of outlet, and is assembled simple.
Seal assembly includes O-ring seal I6, and O-ring seal I6 is in the groove of the side of valve rod 4, O-ring seal I6
Top be provided with O-ring seal II61, O-ring seal II61 is located between valve rod 4 and valve body 2, O-ring seal II61 top
Portion with gland 5 is brought into close contact, bottom is provided with support set 7, O-ring seal I6 and O-ring seal II61 are staggered, effectively avoided
Easily there is the problem of gap, gas leakage in single structure sealing ring.
Wear plate 11 is provided between sliding sleeve 12 and gland 5, wear plate 11 is fixedly connected by screw with gland 5, the quilt of handle 1
When repeatedly pulling, by between the sliding sleeve 12 and wear plate 11 of bottom coordinating, avoid that gland 5 is caused to wear, and pass through replacing
Sliding sleeve 12 and wear plate can be safeguarded, significantly reduce the difficulty and cost of maintenance.
Claims (4)
1. a kind of Ball valve for gas, including valve body, valve rod and handle, the inner chamber of the valve body is provided with core, the bottom of the valve rod
The inner chamber of valve body is stretched into, and is connected with the center of top of core, it is characterised in that：One end of the valve body is provided with air inlet
Mouth, the other end are provided with gas outlet, and the gas outlet is provided with out pneumatic module, and the top of the valve rod is provided with drive sleeve, the biography
The side of dynamic set is fixed with handle, and the bottom of the drive sleeve is provided with sliding sleeve, and the bottom of the sliding sleeve is provided with gland, the gland
It is set on valve rod, and is fixedly connected with the valve body by screw, is provided between the bottom of the gland and the boss of valve rod side
Seal assembly, the both sides of the core are arranged with valve seat, the sealing ring being brought into close contact with core are embedded with the valve seat.
2. Ball valve for gas according to claim 1, it is characterised in that：It is described go out pneumatic module include escape pipe and lock sleeve,
The endoporus of the escape pipe is connected with gas outlet, and the large-diameter portion of the escape pipe is connected by screw thread with valve body, and minor diameter part passes through lock
Tight set is connected with valve body.
3. Ball valve for gas according to claim 1, it is characterised in that：The seal assembly includes O-ring seal I, the O
For type sealing ring I in the groove of valve rod side, the top of the O-ring seal I is provided with O-ring seal II, the O-shaped sealing
Enclose II be located between valve rod and valve body, O-ring seal II top with gland is brought into close contact, bottom is provided with support set.
4. Ball valve for gas according to claim 1, it is characterised in that：Wear plate, institute are provided between the sliding sleeve and gland
Wear plate is stated to be fixedly connected with gland by screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588073.6U CN206802370U (en) | 2017-05-25 | 2017-05-25 | A kind of Ball valve for gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588073.6U CN206802370U (en) | 2017-05-25 | 2017-05-25 | A kind of Ball valve for gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206802370U true CN206802370U (en) | 2017-12-26 |
Family
ID=60742340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720588073.6U Expired - Fee Related CN206802370U (en) | 2017-05-25 | 2017-05-25 | A kind of Ball valve for gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206802370U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173956A (en) * | 2020-03-12 | 2020-05-19 | 四川苏克流体控制设备有限公司 | A high and low temperature alternating pure metal two-way sealed ball valve |
-
2017
- 2017-05-25 CN CN201720588073.6U patent/CN206802370U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111173956A (en) * | 2020-03-12 | 2020-05-19 | 四川苏克流体控制设备有限公司 | A high and low temperature alternating pure metal two-way sealed ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 Termination date: 20180525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |