CN201723769U - Valve seat two-way sealing ball valve - Google Patents
Valve seat two-way sealing ball valve Download PDFInfo
- Publication number
- CN201723769U CN201723769U CN2010202706666U CN201020270666U CN201723769U CN 201723769 U CN201723769 U CN 201723769U CN 2010202706666 U CN2010202706666 U CN 2010202706666U CN 201020270666 U CN201020270666 U CN 201020270666U CN 201723769 U CN201723769 U CN 201723769U
- Authority
- CN
- China
- Prior art keywords
- valve
- ball
- valve body
- seat
- valve seat
- 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 relates to a valve seat two-way sealing ball valve which comprises a valve body, a valve cover, a ball body, a support shaft, a valve rod and a gearbox; the ball body is provided with a through hole; the valve body and the valve cover are provided with through holes which correspond to the ball body; the valve body and the valve cover are connected through a bolt; the ball body is arranged between 2 valve seats in the valve body; the support shaft is fixed on the bottom end of the valve body through a fastener; a sewage cock is fixed at the bottom part of the support shaft; the valve rod is arranged in the valve body; the valve rod is provided with a top flange; the top flange is provided with the gearbox; the gearbox is provided with a hand wheel; the valve body is provided with a steel pipe; and the steel pipe is provided with a pressure reducing valve. Through the improvement to a traditional ball valve, the whole ball valve is easy to detach and is convenient to maintain; through the design of a two-way sealing structure, each valve can seal be sealed for twice, i.e. the 2 valve seats are respectively sealed for once, and the sealing performance is good; and the valve seat two-way sealing ball valve is particularly applicable to the delivery of petroleum and natural gas, and the middle cavity of the ball valve can automatically relieve pressure through the pressure reducing valve by fixing the sewage cock at the bottom part of the support shaft.
Description
Technical field
The utility model relates to a kind of valve component, particularly a kind of valve seat two way sealed ball valve.
Background technique
The two way sealed ball valve is widely used in fields such as electric power, rock gas, chemical industry; because in the ball valve opening-closing process; spherome surface and valve base chamber can rub; usually can damage sphere and sealing surface of seat and cause liquid generation seepage in the ball valve; and, safeguard comparatively difficulty owing to its reason such as not quick detachable.
The model utility content
The utility model is by improving existing ball-valve structure, thereby improved the sealing of whole ball valve, and makes whole ball valve be easy to dismounting, is convenient to repair.
For reaching this purpose, the utility model provides a kind of valve seat two way sealed ball valve, comprise valve body, valve gap, spheroid, back shaft, valve rod and gear-box, described spheroid is provided with through hole, described valve body is provided with the through hole corresponding with spheroid with valve gap, described valve body is connected by bolt with valve gap, described spheroid is arranged between 2 interior valve seats of valve body, described back shaft is fixed on the valve body bottom by fixed block, described foam cock is fixed on the bottom of back shaft, be provided with valve rod in the described valve body, described valve rod is provided with the top flange, on the flange of described top gear-box is installed, and on the described gear-box handwheel is installed, described valve gap is provided with steel pipe, and steel pipe is provided with reduction valve.
As a kind of improvement of the present utility model, described valve seat and valve gap joint are provided with supporting bracket, be disposed with spring, fire-protection ring and Graphite pad between supporting bracket and the valve seat, in order to improve the sealing of whole ball valve, the utility model is provided with supporting bracket at valve seat and valve gap joint, and between supporting bracket and valve seat, set gradually spring, fire-protection ring and Graphite pad.
As another kind of improvement the of the present utility model, described reduction valve is small ball or needle value, and reduction valve can be small ball or needle value on the utility model steel pipe, and producer can select voluntarily according to actual conditions.
The utility model is by improving existing ball valve, thereby make whole ball valve be easy to dismounting, be convenient to safeguard, and by adopting the two way sealed structural design, make each valve can seal 2 times promptly 2 valve seats respectively seal respectively 1 time, good airproof performance is specially adapted to the conveying of petroleum gas, and, make the ball valve lumen can pass through the reduction valve releasing pressure automatically by foam cock being fixed on the bottom of back shaft.
Description of drawings
Fig. 1 is a partial sectional view of the present utility model
Fig. 2 is a schematic representation of the present utility model
Member among the figure is:
1, valve body; 2, valve gap; 3, spheroid; 4, back shaft; 5, valve rod;
6, gear-box; 7, valve seat; 8, fixed block; 9, foam cock; 10, top flange;
11, handwheel; 12, steel pipe; 13, reduction valve; 14, supporting bracket;
Embodiment
Below in conjunction with drawings and Examples model utility is described in detail:
The utility model is by improving existing ball-valve structure, thereby improved the sealing of whole ball valve, and make whole ball valve be easy to dismounting, be convenient to repair, for reaching this purpose, the utility model provides a kind of valve seat two way sealed ball valve as shown in Figure 2, its partial sectional view such as Fig. 1 comprise valve body 1, valve gap 2, spheroid 3, back shaft 4, valve rod 5 and gear-box 6, described spheroid 3 is provided with through hole, described valve body 1 and valve gap 2 are provided with the through hole corresponding with spheroid 3, described valve body 1 and valve gap 2 are connected by bolt, described spheroid 3 is arranged between 2 valve seats 7 in the valve body 1, described back shaft 4 is fixed on valve body 1 bottom by fixed block 8, described foam cock 9 is fixed on the bottom of back shaft 4, be provided with valve rod 5 in the described valve body 1, described valve rod 5 is provided with top flange 10, on the described top flange 10 gear-box 6 is installed, on the described gear-box 6 handwheel 11 is installed, described valve body 1 is provided with steel pipe 12, steel pipe 12 is provided with reduction valve 13, described valve seat 7 is provided with supporting bracket 14 with valve gap 2 joints, be disposed with spring between supporting bracket 14 and the valve seat 7, fire-protection ring and Graphite pad, in order to improve the sealing of whole ball valve, the utility model is provided with supporting bracket 14 in valve seat 7 and valve gap 2 joints, and between supporting bracket 14 and valve seat 7, set gradually spring, fire-protection ring and Graphite pad, described reduction valve 13 is small ball or needle value, reduction valve 13 can be small ball or needle value on the utility model steel pipe 12, and producer can select voluntarily according to actual conditions.
By existing ball valve is improved, thereby make whole ball valve be easy to dismounting, be convenient to safeguard, and by adopting the two way sealed structural design, make each valve can seal 2 times promptly 2 valve seats respectively seal respectively 1 time, good airproof performance is specially adapted to the conveying of petroleum gas, and, make the ball valve lumen can pass through the reduction valve releasing pressure automatically by foam cock being fixed on the bottom of back shaft.
The above; it only is preferred embodiment of the present utility model; be not to be the restriction of the utility model being made any other form, and, still belong to the utility model scope required for protection according to any modification or equivalent variations that technical spirit of the present utility model is done.
Claims (3)
1. valve seat two way sealed ball valve, comprise valve body (1), valve gap (2), spheroid (3), back shaft (4), valve rod (5) and gear-box (6), described spheroid (3) is provided with through hole, described valve body (1) is provided with and the corresponding through hole of spheroid (3) with valve gap (2), it is characterized in that: described valve body (1) is connected by bolt with valve gap (2), described spheroid (3) is arranged between interior 2 valve seats of valve body (1) (7), described back shaft (4) is fixed on valve body (1) bottom by fixed block (8), described foam cock (9) is fixed on the bottom of back shaft (4), be provided with valve rod (5) in the described valve body (1), described valve rod (5) is provided with top flange (10), gear-box (6) is installed on the described top flange (10), handwheel (11) is installed on the described gear-box (6), described valve body (1) is provided with steel pipe (12), and steel pipe (12) is provided with reduction valve (13).
2. a kind of valve seat two way sealed ball valve according to claim 1, it is characterized in that: described valve seat (7) is provided with supporting bracket (14) with valve gap (2) joint, is disposed with spring, fire-protection ring and Graphite pad between supporting bracket (14) and the valve seat (7).
3. a kind of valve seat two way sealed ball valve according to claim 1 and 2, it is characterized in that: described reduction valve (13) is designed to small ball or needle value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202706666U CN201723769U (en) | 2010-07-26 | 2010-07-26 | Valve seat two-way sealing ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202706666U CN201723769U (en) | 2010-07-26 | 2010-07-26 | Valve seat two-way sealing ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201723769U true CN201723769U (en) | 2011-01-26 |
Family
ID=43492096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202706666U Expired - Fee Related CN201723769U (en) | 2010-07-26 | 2010-07-26 | Valve seat two-way sealing ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201723769U (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102705525A (en) * | 2012-06-19 | 2012-10-03 | 苏州纽威阀门股份有限公司 | Top-entry low-temperature fixed ball valve |
| CN102979955A (en) * | 2012-10-29 | 2013-03-20 | 南通原亚精密机械有限公司 | Worm drive dust discharging ball valve with function of cleaning |
| CN103597261A (en) * | 2011-06-08 | 2014-02-19 | 布雷国际有限公司 | In-line repairable metal seated floating ball valve |
| CN103836224A (en) * | 2013-01-29 | 2014-06-04 | 江苏盐电阀门有限公司 | Ball valve and control method thereof |
| CN104344003A (en) * | 2013-08-09 | 2015-02-11 | 林铖 | Ball valve blockage preventing mechanism |
| CN106151570A (en) * | 2015-03-23 | 2016-11-23 | 氟络塞尔特种阀门(苏州)有限公司 | A kind of automatic Regulation ball valve |
| CN106246941A (en) * | 2016-08-30 | 2016-12-21 | 双恒阀门集团有限公司 | Ultralow temperature special type special service valve |
| CN106246952A (en) * | 2016-08-29 | 2016-12-21 | 苏州工业园区思达德阀门有限公司 | New-type cast steel two-piece type soft seal fixing ball valve |
| CN106594311A (en) * | 2015-10-16 | 2017-04-26 | 贺增华 | Fixed ball valve |
| CN111623137A (en) * | 2020-06-11 | 2020-09-04 | 精工阀门有限公司 | Quick-release sealing ball valve |
| CN112096903A (en) * | 2020-07-27 | 2020-12-18 | 中国石化销售股份有限公司华南分公司 | Conical motor servo direct-drive type valve core and valve seat separation type friction-free ball valve |
| CN112096902A (en) * | 2020-07-27 | 2020-12-18 | 中国石化销售股份有限公司华南分公司 | Linear motor and swing cylinder cooperative drive type valve core and valve seat separation type friction-free ball valve |
-
2010
- 2010-07-26 CN CN2010202706666U patent/CN201723769U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103597261A (en) * | 2011-06-08 | 2014-02-19 | 布雷国际有限公司 | In-line repairable metal seated floating ball valve |
| CN102705525A (en) * | 2012-06-19 | 2012-10-03 | 苏州纽威阀门股份有限公司 | Top-entry low-temperature fixed ball valve |
| CN102979955A (en) * | 2012-10-29 | 2013-03-20 | 南通原亚精密机械有限公司 | Worm drive dust discharging ball valve with function of cleaning |
| CN103836224A (en) * | 2013-01-29 | 2014-06-04 | 江苏盐电阀门有限公司 | Ball valve and control method thereof |
| CN104344003A (en) * | 2013-08-09 | 2015-02-11 | 林铖 | Ball valve blockage preventing mechanism |
| CN106151570A (en) * | 2015-03-23 | 2016-11-23 | 氟络塞尔特种阀门(苏州)有限公司 | A kind of automatic Regulation ball valve |
| CN106594311A (en) * | 2015-10-16 | 2017-04-26 | 贺增华 | Fixed ball valve |
| CN106246952A (en) * | 2016-08-29 | 2016-12-21 | 苏州工业园区思达德阀门有限公司 | New-type cast steel two-piece type soft seal fixing ball valve |
| CN106246941A (en) * | 2016-08-30 | 2016-12-21 | 双恒阀门集团有限公司 | Ultralow temperature special type special service valve |
| CN111623137A (en) * | 2020-06-11 | 2020-09-04 | 精工阀门有限公司 | Quick-release sealing ball valve |
| CN112096903A (en) * | 2020-07-27 | 2020-12-18 | 中国石化销售股份有限公司华南分公司 | Conical motor servo direct-drive type valve core and valve seat separation type friction-free ball valve |
| CN112096902A (en) * | 2020-07-27 | 2020-12-18 | 中国石化销售股份有限公司华南分公司 | Linear motor and swing cylinder cooperative drive type valve core and valve seat separation type friction-free 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110126 Termination date: 20180726 |