CN205078907U - Three formula double containment ball valves - Google Patents
Three formula double containment ball valves Download PDFInfo
- Publication number
- CN205078907U CN205078907U CN201520799058.7U CN201520799058U CN205078907U CN 205078907 U CN205078907 U CN 205078907U CN 201520799058 U CN201520799058 U CN 201520799058U CN 205078907 U CN205078907 U CN 205078907U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- valve rod
- shape circle
- gap
- 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
- 239000000945 filler Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004907 gland Anatomy 0.000 description 1
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- Taps Or Cocks (AREA)
Abstract
The utility model discloses a three formula double containment ball valves, a three formula double containment ball valves, including valve body, valve rod, valve gap and handle, the valve body is equipped with the installation passageway, valve rod one end and handle fixed connection, the valve rod other end passes the installation passageway of valve body, be equipped with O shape circle groove on the valve rod, O shape is enclosed and is placed O shape circle inslot in, be equipped with the filler storehouse between valve body and the valve rod, place the filler in the filler storehouse, the lid is down compressed tightly to in the filler storehouse by last, the valve body is equipped with the 2nd O shape circle groove and the sealed groove of filling up with the junction of valve gap in proper order, the 2nd O shape circle inslot is equipped with the 2nd O shape circle, the sealed inslot that fills up is equipped with sealed the pad, valve body and valve gap screw connection. This three formula double containment ball valves's valve body middle part and the sealing performance that valve cover connection department had all set up double sealing, very big improvement valve.
Description
Technical field
The utility model relates to a kind of three pieces type double-seal ball valve.
Background technique
Tradition three-flat ball valve valve body and valve gap joint, stuffing box place, all only have one sealing, Long-Time Service or pressure higher time, sealability is unreliable, easily leaks.
Model utility content
In view of the deficiency that background technique exists, technical problem to be solved in the utility model is to provide a kind of three pieces type double-seal ball valve of good seal performance.
The utility model takes following technological scheme: a kind of three pieces type double-seal ball valve, comprise valve body, valve rod, valve gap and handle, described valve body is provided with installation passage, described valve rod one end is fixedly connected with handle, the described valve rod the other end is through the installation passage of valve body, described valve rod is provided with an O shape ring recess, one O shape circle is placed in an O shape ring recess, filling container is provided with between described valve body and valve rod, filler is placed in described filling container, lid compresses from top to bottom in filling container, the joint of described valve body and valve gap is provided with the 2nd O shape ring recess and gasket slot successively, the 2nd O shape circle is provided with in described 2nd O shape ring recess, sealing gasket is provided with in described gasket slot, described valve body is connected with valve gap screw.
In the utility model, configuration sealing gasket while being provided with an O shape circle between valve rod and valve body, makes to realize double seal with the joint of valve gap in the middle part of valve body, can further lift-off seal effect.
Accompanying drawing explanation
The utility model has following accompanying drawing:
The structure cross-sectional schematic of the three pieces type double-seal ball valve that Fig. 1 provides for model utility.
Embodiment
Drawings illustrate the technical solution of the utility model and embodiment, further describe each details and the working principle thereof of embodiment below more by reference to the accompanying drawings.
With reference to shown in Fig. 1, the three pieces type double-seal ball valve that the utility model provides, a kind of three pieces type double-seal ball valve, comprise valve body 1, valve rod 2, valve gap 3 and handle 4, described valve body 1 is provided with installs passage 5, described valve rod 2 one end is fixedly connected with handle 4, described valve rod 2 the other end is through the installation passage 5 of valve body, described valve rod 2 is provided with an O shape ring recess 6, one O shape circle 7 is placed in an O shape ring recess 6, filling container 8 is provided with between described valve body 1 and valve rod 2, filler is placed in described filling container 8, filler compresses by gland 9 from top to bottom, described valve body 1 is provided with the 2nd O shape ring recess 10 and gasket slot 11 successively with the joint of valve gap 3, the 2nd O shape circle 12 is provided with in described 2nd O shape ring recess 10, sealing gasket 13 is provided with in described gasket slot 11, bracing ring 14 is provided with between described valve body 1 and valve gap 3, described gasket slot 11 is in the cooperation place of described bearing ring 14 and valve gap 3, state valve body to be connected with valve gap screw 15.In the present embodiment, valve rod 2 is all provided with dual sealing configuration with the joint of valve body 1 and the joint of valve body 1 and valve gap 3, substantially increases the sealability of valve, extends the working life of valve.
Claims (2)
1. a three pieces type double-seal ball valve, comprise valve body, valve rod, valve gap and handle, it is characterized in that: described valve body is provided with installation passage, described valve rod one end is fixedly connected with handle, the described valve rod the other end is through the installation passage of valve body, described valve rod is provided with an O shape ring recess, one O shape circle is placed in an O shape ring recess, filling container is provided with between described valve body and valve rod, filler is placed in described filling container, lid compresses from top to bottom in filling container, the joint of described valve body and valve gap is provided with the 2nd O shape ring recess and gasket slot successively, the 2nd O shape circle is provided with in described 2nd O shape ring recess, sealing gasket is provided with in described gasket slot, described valve body is connected with valve gap screw.
2. three pieces type double-seal ball valve according to claim 1, it is characterized in that: be provided with bracing ring between described valve body and valve gap, described gasket slot is in the cooperation place of described bearing ring and valve gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520799058.7U CN205078907U (en) | 2015-10-16 | 2015-10-16 | Three formula double containment ball valves |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520799058.7U CN205078907U (en) | 2015-10-16 | 2015-10-16 | Three formula double containment ball valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205078907U true CN205078907U (en) | 2016-03-09 |
Family
ID=55431317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520799058.7U Expired - Fee Related CN205078907U (en) | 2015-10-16 | 2015-10-16 | Three formula double containment ball valves |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205078907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641316A (en) * | 2016-12-06 | 2017-05-10 | 无锡优耐特净化装备有限公司 | Three-sheet type manual ball valve |
-
2015
- 2015-10-16 CN CN201520799058.7U patent/CN205078907U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641316A (en) * | 2016-12-06 | 2017-05-10 | 无锡优耐特净化装备有限公司 | Three-sheet type manual ball valve |
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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: 20160309 Termination date: 20161016 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |