CN104214362A - Plug valve - Google Patents
Plug valve Download PDFInfo
- Publication number
- CN104214362A CN104214362A CN201410426782.5A CN201410426782A CN104214362A CN 104214362 A CN104214362 A CN 104214362A CN 201410426782 A CN201410426782 A CN 201410426782A CN 104214362 A CN104214362 A CN 104214362A
- Authority
- CN
- China
- Prior art keywords
- cock
- oil
- oil pocket
- valve body
- periphery
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 claims abstract description 10
- 239000007924 injection Substances 0.000 claims abstract description 10
- 238000012856 packing Methods 0.000 claims abstract description 5
- 239000000945 filler Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention discloses a plug valve which comprises a valve body. Both upper and lower ends of the valve body are provided with valve covers; the middle part of the valve body is provided with a cylindrical cock; the upper part of the cylindrical cock is provided with an oil cavity; an injection oil nozzle is arranged at the upper part of the oil cavity; the lower part of the injection oil nozzle is connected with a check valve; the periphery of the oil cavity is provided with packing; the periphery of the cock is provided with a lining. According to the plug valve, the upper part of the cylindrical cock is provided with the oil cavity and the injection oil nozzle is arranged at the upper part of the oil cavity, so that oil can be injected into the oil cavity by the injection oil nozzle and the oil enters the cock below the oil cavity to enable the cock to be difficult to rust; the periphery of the oil cavity is provided with the packing and the periphery of the cock is provided with the lining, gas or liquid leakage can be prevented and the plug valve takes a good sealing effect.
Description
Technical field
The present invention relates to a kind of valve, particularly relate to a kind of stopcock.
Background technique
Stopcock is a kind of by the valve of cock realization be connected pipeline UNICOM or closing function, the valve body of common stopcock and the joint sealing of valve plug poor, easily cause the leakage of gas or liquid, and mostly adopt valve body and the cock of metal material, of long duration to get rusty easily, cock can not be rotated, the demand of people cannot be met.
Summary of the invention
For solving the deficiencies in the prior art, the object of the invention is to, provide a kind of sealing better and the stopcock not easily got rusty.
Technological scheme of the present invention is: a kind of stopcock, comprise valve body, the upper/lower terminal of described valve body is provided with valve gap, it is characterized in that, the middle part of described valve body is provided with cylindricality cock, and the top of described cylindricality cock is provided with oil pocket, the top of described oil pocket is provided with injection oil nozzle, the below of described injection oil nozzle is connected with safety check, and the periphery of described oil pocket is provided with filler, and the periphery of described cock is provided with lining.
Aforesaid a kind of stopcock, is characterized in that, is provided with seal ring between described valve gap and valve body.
Aforesaid a kind of stopcock, it is characterized in that, the top of described filler is provided with filler pressing sleeve, the top of described filler pressing sleeve is provided with hold-down grid.
Aforesaid a kind of stopcock, is characterized in that, the below of described filler is provided with Packing seat.
Aforesaid a kind of stopcock, is characterized in that, described upper end valve gap is provided with limiting stopper, and described limiting stopper is connected with collar.
Aforesaid a kind of stopcock, is characterized in that, described oil pocket top is arranged with handle, and described handle is fixed by screws in the outer wall of oil pocket.
The beneficial effect that the present invention reaches: the top of cylindricality cock is provided with oil pocket, the top of oil pocket is provided with injection oil nozzle, in oil pocket, oil is injected by injecting oil nozzle, oil enters in the cock below oil pocket, cock is not easily got rusty, and the periphery of oil pocket is provided with filler, and the periphery of cock is provided with lining, gas or leak of liquid can be prevented, play good seal action.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.Following examples only for technological scheme of the present invention is clearly described, and can not limit the scope of the invention with this.
As shown in Figure 1, a kind of stopcock, comprise valve body 1, the upper/lower terminal of described valve body 1 is provided with valve gap 2, and the middle part of described valve body 1 is provided with cylindricality cock 3, and the top of described cylindricality cock 3 is provided with oil pocket 4, the top of described oil pocket 4 is provided with injects oil nozzle 5, the below of described injection oil nozzle 5 is connected with safety check 6, and the periphery of described oil pocket 4 is provided with filler 7, and the periphery of described cock 3 is provided with lining 8.
Preferably, seal ring 9 is provided with between described valve gap 2 and valve body 1.
Preferably, the top of described filler 7 is provided with filler pressing sleeve 10, and the top of described filler pressing sleeve 10 is provided with hold-down grid 11, and the below of described filler 7 is provided with Packing seat 12.
Preferably, described upper end valve gap 2 is provided with limiting stopper 13, and described limiting stopper 13 is connected with collar 14.
Preferably, described oil pocket 4 top is arranged with handle 15, and described handle 15 is fixed on the outer wall of oil pocket 4 by screw 16.
The top of cylindricality cock 3 of the present invention is provided with oil pocket 4, the top of oil pocket 4 is provided with injects oil nozzle 5, in oil pocket 4, oil is injected by injecting oil nozzle 5, oil enters in the cock 3 below oil pocket 4, cock 3 is not easily got rusty, and the periphery of oil pocket 4 is provided with filler 7, and the periphery of cock 3 is provided with lining 8, gas or leak of liquid can be prevented, play good seal action.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and distortion, these improve and distortion also should be considered as protection scope of the present invention.
Claims (6)
1. a stopcock, comprise valve body, the upper/lower terminal of described valve body is provided with valve gap, it is characterized in that, the middle part of described valve body is provided with cylindricality cock, and the top of described cylindricality cock is provided with oil pocket, the top of described oil pocket is provided with injection oil nozzle, the below of described injection oil nozzle is connected with safety check, and the periphery of described oil pocket is provided with filler, and the periphery of described cock is provided with lining.
2. a kind of stopcock according to claim 1, is characterized in that, is provided with seal ring between described valve gap and valve body.
3. a kind of stopcock according to claim 1, is characterized in that, the top of described filler is provided with filler pressing sleeve, and the top of described filler pressing sleeve is provided with hold-down grid.
4. a kind of stopcock according to claim 1, is characterized in that, the below of described filler is provided with Packing seat.
5. a kind of stopcock according to claim 1, is characterized in that, described upper end valve gap is provided with limiting stopper, and described limiting stopper is connected with collar.
6. a kind of stopcock according to claim 1, is characterized in that, described oil pocket top is arranged with handle, and described handle is fixed by screws in the outer wall of oil pocket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410426782.5A CN104214362A (en) | 2014-08-27 | 2014-08-27 | Plug valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410426782.5A CN104214362A (en) | 2014-08-27 | 2014-08-27 | Plug valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104214362A true CN104214362A (en) | 2014-12-17 |
Family
ID=52096136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410426782.5A Pending CN104214362A (en) | 2014-08-27 | 2014-08-27 | Plug valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104214362A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455522A (en) * | 2014-12-30 | 2015-03-25 | 苏州福润机械有限公司 | Cock valve |
| CN105134991A (en) * | 2015-07-23 | 2015-12-09 | 苏州科迪流体控制设备有限公司 | Novel cock valve |
| CN108253155A (en) * | 2018-01-12 | 2018-07-06 | 江苏远洋阀门智控股份有限公司 | A kind of oil seal Gas stop cock |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB258747A (en) * | 1925-11-14 | 1926-09-30 | Robert William Leach | Improvements relating to taps, cocks or valves |
| GB414682A (en) * | 1933-02-08 | 1934-08-08 | Francis Norwood Bard | Improvements in or relating to valves |
| GB436715A (en) * | 1934-03-10 | 1935-10-10 | Robert Clade | Improvements relating to lubricated valves |
| CN2095980U (en) * | 1990-07-17 | 1992-02-12 | 昆明冶金研究所 | Simple adjustable valve |
| CN2288319Y (en) * | 1996-11-29 | 1998-08-19 | 贾翔泰 | Oiling globe valve |
| CN2296939Y (en) * | 1997-05-16 | 1998-11-11 | 王香云 | Cock |
| CN2405081Y (en) * | 2000-01-27 | 2000-11-08 | 黄剑峰 | Cock valve |
| CN2419432Y (en) * | 2000-03-22 | 2001-02-14 | 浙江方正阀门厂 | Self lubricating plug valve with hard seal |
| CN2536854Y (en) * | 2002-04-25 | 2003-02-19 | 浙江方正阀门厂 | Self lubricant assembled rotary plug valve with reversed tapered sealing surface |
| CN2630588Y (en) * | 2003-06-24 | 2004-08-04 | 浙江浙东高中压阀门制造有限公司 | Inverted lubricant plug valve |
| CN203757036U (en) * | 2014-03-28 | 2014-08-06 | 浙江工贸职业技术学院 | Conveniently opened cock valve |
| CN204114223U (en) * | 2014-08-27 | 2015-01-21 | 国家电网公司 | A kind of stopcock |
-
2014
- 2014-08-27 CN CN201410426782.5A patent/CN104214362A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB258747A (en) * | 1925-11-14 | 1926-09-30 | Robert William Leach | Improvements relating to taps, cocks or valves |
| GB414682A (en) * | 1933-02-08 | 1934-08-08 | Francis Norwood Bard | Improvements in or relating to valves |
| GB436715A (en) * | 1934-03-10 | 1935-10-10 | Robert Clade | Improvements relating to lubricated valves |
| CN2095980U (en) * | 1990-07-17 | 1992-02-12 | 昆明冶金研究所 | Simple adjustable valve |
| CN2288319Y (en) * | 1996-11-29 | 1998-08-19 | 贾翔泰 | Oiling globe valve |
| CN2296939Y (en) * | 1997-05-16 | 1998-11-11 | 王香云 | Cock |
| CN2405081Y (en) * | 2000-01-27 | 2000-11-08 | 黄剑峰 | Cock valve |
| CN2419432Y (en) * | 2000-03-22 | 2001-02-14 | 浙江方正阀门厂 | Self lubricating plug valve with hard seal |
| CN2536854Y (en) * | 2002-04-25 | 2003-02-19 | 浙江方正阀门厂 | Self lubricant assembled rotary plug valve with reversed tapered sealing surface |
| CN2630588Y (en) * | 2003-06-24 | 2004-08-04 | 浙江浙东高中压阀门制造有限公司 | Inverted lubricant plug valve |
| CN203757036U (en) * | 2014-03-28 | 2014-08-06 | 浙江工贸职业技术学院 | Conveniently opened cock valve |
| CN204114223U (en) * | 2014-08-27 | 2015-01-21 | 国家电网公司 | A kind of stopcock |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455522A (en) * | 2014-12-30 | 2015-03-25 | 苏州福润机械有限公司 | Cock valve |
| CN105134991A (en) * | 2015-07-23 | 2015-12-09 | 苏州科迪流体控制设备有限公司 | Novel cock valve |
| CN108253155A (en) * | 2018-01-12 | 2018-07-06 | 江苏远洋阀门智控股份有限公司 | A kind of oil seal Gas stop cock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141217 |
|
| RJ01 | Rejection of invention patent application after publication |