CN105422901A - Large-size polyethylene valve for gas pipe network - Google Patents
Large-size polyethylene valve for gas pipe network Download PDFInfo
- Publication number
- CN105422901A CN105422901A CN201510977741.XA CN201510977741A CN105422901A CN 105422901 A CN105422901 A CN 105422901A CN 201510977741 A CN201510977741 A CN 201510977741A CN 105422901 A CN105422901 A CN 105422901A
- Authority
- CN
- China
- Prior art keywords
- valve body
- valve
- operating stem
- hole
- support
- 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
Classifications
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- 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
- F16K5/06—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 spherical surfaces; Packings therefor
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- 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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
- F16K27/067—Construction of housing; Use of materials therefor of taps or cocks with spherical plugs
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- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
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- 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
- F16K5/06—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 spherical surfaces; Packings therefor
- F16K5/0605—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 spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in means
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- 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
- F16K5/06—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 spherical surfaces; Packings therefor
- F16K5/0647—Spindles or actuating means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Valve Housings (AREA)
Abstract
The invention relates to a large-size polyethylene valve for a gas pipe network. The large-size polyethylene valve for the gas pipe network comprises a valve body, reducer unions, an operation rod, an operation rod bush, operation rod seal rings, a solid pin, a solid pin bush, a base plate, a valve element, supports and support seal rings. The valve element is mounted in the valve body; the two ends of the valve body are connected with the reducer unions; the two supports are arranged between the two sides of the valve element and the reducer unions respectively; the support seal rings are disposed in the contact positions of the supports and the reducer unions; the solid pin is fixed to the bottom of the valve body through the solid pin bush; the operation rod is fixed to the top of the valve body through the operation rod bush; one of the operation rod seal rings is arranged between contact surfaces of the operation rod and the valve body; the other operation rod seal ring is arranged between contact surfaces of the operation rod and the operation rod bush. The large-size polyethylene valve for the gas pipe network has the advantages that the size of the valve element and the size of inner holes of the reducer unions are large, the valve can be used by being matched with a large-diameter polyethylene pipeline in the gas pipe network, the valve is convenient to mount, and the pipeline laying cost is reduced.
Description
Technical field
The present invention relates to a kind of large gauge polyethylene valve of gas ductwork, belong to fuel gas transmission field.
Background technique
20 century 70s, the U.S. longs for the world network Si Mu company first development and production polyethylene (PE) valve, and widely applies and polyethylene (PE) gas pipeline system.The mid-90 in 20th century, polyethylene (PE) gas pipeline is widely applied in the vast cities and towns of China, people recognize that polyethylene (PE) valve is in performance, superiority in price gradually, and bring into use polyethylene (PE) valve to replace metal valve gradually.
Present polyethylene valve Problems existing is that spool and reducer union hole size are large not.If gas ductwork adopts the polyethylene pipe of larger diameter, steel valve can only be selected to support the use with it, which limits the use of major diameter polyvinyl fuel gas pipeline.
Summary of the invention
The object of the invention is for deficiency of the prior art, a kind of valve being applicable to large diameter fuel gas polyethylene pipeline is provided.
For achieving the above object, the invention discloses following technological scheme:
A large gauge polyethylene valve for gas ductwork, comprises valve body, reducer union, operating stem, operating stem lining, operating stem seal ring, retainer pin, retainer pin lining, spool, support and support seal ring:
Spool is arranged in valve body, and valve body two ends connect reducer union, and two supports are located between spool both sides and reducer union respectively, and support and reducer union contacting point are provided with support seal ring;
Retainer pin is fixed on body base by retainer pin lining;
Operating stem is fixed on body top by operating stem lining, is provided with operating stem seal ring between operating stem and the surface of contact of valve body, is provided with operating stem seal ring between the surface of contact of operating stem and operating stem lining.
Further, described spool and reducer union diameter of bore are Φ 512mm.
Further, described retainer pin is cascade, is provided with backing plate between ladder surface and valve body contact face.
Further, described valve body is axially with the step through-hole that cross section is circular; Intermediate throughholes diameter is little, and left and right sides through-hole diameter is large and symmetrical with valve body axial centre; Intermediate throughholes and left and right sides through hole concentric; Intermediate throughholes and left and right sides through hole transition portion step be plane and with through hole axis perpendicular.
Further, described valve body axial centre radial direction upwards has band step through-hole, and radially inner side through-hole diameter is large, and radial outside through-hole diameter is little.
Further, described support shaft to the inside and outside be plane, inner side and medial plane parallel to each other and with support axis perpendicular; Described support shaft to the inside plane axially coordinates with valve body intermediate throughholes and left and right sides through hole transition portion step plane, and valve body transition portion step plane is for stoping support axially to inward side to movement.
Further, the axial inner side end of described reducer union is plane, and plane axis is to coordinating laterally for it and support shaft, and reducer union inner side end axially moves in outward direction for stoping support.
Further, described operating stem lining is cylindrical outside it, and cylindrical axle center has axial manhole.
Further, described operating stem lining cylindrical sides and valve body axial centre radial direction upwards in side through hole coordinate and be fixed on valve body.
Further, described operating stem coordinates with the axial axle center manhole of operating stem lining and valve body radial outside through hole and is fixed on valve body.
The large gauge polyethylene valve of a kind of gas ductwork disclosed by the invention, there is following beneficial effect: the large gauge polyethylene valve of gas ductwork of the present invention, there is spool and reducer union hole size is large, can support the use with large diameter polyethylene pipe in gas ductwork, be convenient to install, save the advantages such as tubing cost.
Accompanying drawing explanation
Fig. 1 is a kind of large gauge polyethylene valve longitudinal sectional view of gas ductwork
Fig. 2 is valve body longitudinal sectional view
Fig. 3 is support longitudinal sectional view
Fig. 4 is reducer union longitudinal sectional view
Fig. 5 is operating stem lining longitudinal sectional view
Wherein:
1-valve body; 1a-step through-hole; 1b-intermediate throughholes; Through hole on the right side of 1c-; 1d-PATENT left side via;
1e-intermediate throughholes and right side through hole transition portion step; 1f-intermediate throughholes and PATENT left side via transition portion step;
1g-through hole axle center; 1h-axial centre; The radial step through-hole of 1i-; 1j-radially inner side through hole;
1k-radial outside through hole;
2-reducer union; The axial inner side plane of 2a-;
3-operating stem;
4-operating stem lining; 4a-is cylindrical; The cylindrical axle center of 4b-; The axial manhole of 4c-;
5,6-operating stem seal ring; 7-retainer pin; 8-retainer pin lining; 9-backing plate; 10-spool;
11-support; 11a-is inner side axially; 11b-is outside axially; 11c-axle center; Side direction in 11d-; 11e-lateral direction;
12-support seal ring.
Embodiment
Below in conjunction with embodiment, also with reference to accompanying drawing, the invention will be further described.
As shown in Figure 1, a large gauge polyethylene valve for gas ductwork, comprises valve body 1, reducer union 2, operating stem 3, operating stem lining 4, operating stem seal ring 5 and 6, retainer pin 7, retainer pin lining 8, backing plate 9, spool 10, support 11 and support seal ring 12:
Spool 10 is arranged in valve body 1, and valve body 1 two ends connect reducer union 2, two supports 11 and are located between spool 10 both sides and reducer union 2 respectively, and support 11 and reducer union 2 contacting point are provided with support seal ring 12;
Retainer pin 7 is fixed on bottom valve body 1 by retainer pin lining 8;
Operating stem 3 is fixed on valve body 1 top by operating stem lining 4, is provided with operating stem seal ring 5 between the surface of contact of operating stem 3 and valve body 1, is provided with operating stem seal ring 6 between the surface of contact of operating stem and operating stem lining.
In the present embodiment, spool 10 and reducer union 2 diameter of bore are Φ 512mm.
In the present embodiment, retainer pin 7 is cascade, is provided with backing plate 9 between ladder surface and valve body 1 surface of contact.
As shown in Figure 2, described valve body 1 is axially with the step through-hole 1a that cross section is circular, and intermediate throughholes 1b diameter is little, left and right sides through hole 1d and 1c diameter large and symmetrical with valve body 1 axial centre 1h; Intermediate throughholes 1b and left and right sides through hole 1d and 1c concentric; Valve body intermediate throughholes 1b is plane with arranged on left and right sides through hole transition portion step 1f and 1e and vertical with through hole axle center 1g.
In the present embodiment, described valve body axial centre 1h radial direction upwards has band step through-hole 1i, and radially inner side through hole 1j diameter is large, and radial outside through hole 1k diameter is little.
As shown in Figure 3, described support 11 axially inner side 11a and axially outside 11b be plane, inner side 11a and outside 11b plane parallel to each other and vertical with support axle center 11c; The axial inner side plane 11a of described support 11 axially coordinates with valve body intermediate throughholes 1b and arranged on left and right sides through hole 1d and 1c transition portion step plane 1f and 1e, and valve body 1 transition portion step plane 1f and 1e axially moves to 11d to inward side for stoping support 11.
As shown in Figure 4, the axial inner side end 2a of described reducer union 2 is plane, and it axially coordinates with the axial medial plane 11b of support 11, and reducer union 2 inner side end 2a moves for stoping the axial 11e in outward direction of support 11.
As shown in Figure 5, described operating stem lining 4 is cylindrical 4a outside it, and cylindrical 4a axle center 4b has axial manhole 4c.
In the present embodiment, the cylindrical 4a side of described operating stem lining 4 and valve body 1 axial centre radial direction upwards interior side through hole 1j coordinate and are fixed on valve body 1.
In the present embodiment, described operating stem 3 coordinates with operating stem lining 4 axial axle center manhole 4c and valve body 1 radial outside through hole 1k and is fixed on valve body 1.
When a kind of large gauge polyethylene valve for gas ductwork of the present invention uses, force-reducing mechanism need be joined and carry out opening and closing operation.
Open operation: polyethylene valve is in closed condition, pointed CLOSE on force-reducing mechanism, the handwheel counterclockwise on rotation force-reducing mechanism is to pointed OPEN on force-reducing mechanism.
Closing operation: polyethylene valve is in opening state, pointed OPEN on force-reducing mechanism, the handwheel on clockwise direction rotation force-reducing mechanism is to pointed CLOSE on force-reducing mechanism.
The large gauge polyethylene valve of gas ductwork of the present invention, has spool and reducer union hole size is large, can support the use with large diameter polyethylene pipe in gas ductwork, is convenient to install, saves the advantages such as tubing cost.
The above is only the preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art; under the premise of not departing from the present invention; the some improvement can also made the present invention and supplement, these improve and supplement, also should be considered as protection scope of the present invention.
Claims (10)
1. a large gauge polyethylene valve for gas ductwork, is characterized in that, comprises valve body, reducer union, operating stem, operating stem lining, operating stem seal ring, retainer pin, retainer pin lining, spool, support and support seal ring:
Spool is arranged in valve body, and valve body two ends connect reducer union, and two supports are located between spool both sides and reducer union respectively, and support and reducer union contacting point are provided with support seal ring;
Retainer pin is fixed on body base by retainer pin lining;
Operating stem is fixed on body top by operating stem lining, is provided with operating stem seal ring between operating stem and the surface of contact of valve body, is provided with operating stem seal ring between the surface of contact of operating stem and operating stem lining.
2. the large gauge polyethylene valve of a kind of gas ductwork according to claim 1, is characterized in that, described spool and reducer union diameter of bore are Φ 512mm.
3. the large gauge polyethylene valve of a kind of gas ductwork according to claim 1, is characterized in that, described retainer pin is cascade, is provided with backing plate between ladder surface and valve body contact face.
4. the large gauge polyethylene valve of a kind of gas ductwork according to claim 1, is characterized in that, described valve body is axially with the step through-hole that cross section is circular; Intermediate throughholes diameter is little, and left and right sides through-hole diameter is large and symmetrical with valve body axial centre; Intermediate throughholes and left and right sides through hole concentric; Intermediate throughholes and left and right sides through hole transition portion step be plane and with through hole axis perpendicular.
5. the large gauge polyethylene valve of a kind of gas ductwork according to claim 4, is characterized in that, described valve body axial centre radial direction upwards has band step through-hole, and radially inner side through-hole diameter is large, and radial outside through-hole diameter is little.
6. the large gauge polyethylene valve of a kind of gas ductwork according to claim 1, is characterized in that, described support shaft to the inside and outside be plane, inner side and medial plane parallel to each other and with support axis perpendicular; Described support shaft to the inside plane axially coordinates with valve body intermediate throughholes and left and right sides through hole transition portion step plane, and valve body transition portion step plane is for stoping support axially to inward side to movement.
7. the large gauge polyethylene valve of a kind of gas ductwork according to claim 6, it is characterized in that, the axial inner side end of described reducer union is plane, and plane axis is to coordinating laterally for it and support shaft, and reducer union inner side end axially moves in outward direction for stoping support.
8. the large gauge polyethylene valve of a kind of gas ductwork according to claim 1, is characterized in that, described operating stem lining is cylindrical outside it, and cylindrical axle center has axial manhole.
9. the large gauge polyethylene valve of a kind of gas ductwork according to claim 8, is characterized in that, described operating stem lining cylindrical sides and valve body axial centre radial direction upwards interior side through hole coordinate and be fixed on valve body.
10. the large gauge polyethylene valve of a kind of gas ductwork according to claim 9, is characterized in that, described operating stem coordinates with the axial axle center manhole of operating stem lining and valve body radial outside through hole and is fixed on valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510977741.XA CN105422901A (en) | 2015-12-23 | 2015-12-23 | Large-size polyethylene valve for gas pipe network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510977741.XA CN105422901A (en) | 2015-12-23 | 2015-12-23 | Large-size polyethylene valve for gas pipe network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105422901A true CN105422901A (en) | 2016-03-23 |
Family
ID=55501337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510977741.XA Pending CN105422901A (en) | 2015-12-23 | 2015-12-23 | Large-size polyethylene valve for gas pipe network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105422901A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4072161A (en) * | 1975-09-17 | 1978-02-07 | Rockwell International Corporation | Sealing member for valve stems |
| FR2363042A1 (en) * | 1976-08-26 | 1978-03-24 | Tessaro Jean | Valve with spherical cock casing for quarter-turn operation - with preheating casing around tubular body forming shutter chamber and pref. two PTFE sealing seats |
| CN101725732A (en) * | 2008-10-12 | 2010-06-09 | 杨连成 | High-performance soft seal high-pressure ball valve |
| CN202032118U (en) * | 2011-04-19 | 2011-11-09 | 廊坊舒畅汽车零部件有限公司 | Large-size PE (polyethylene) ball valve for fuel gas pipe network |
| CN102927312A (en) * | 2012-11-10 | 2013-02-13 | 无锡智能自控工程股份有限公司 | High-pressure top-mounted eccentric adjusting ball valve |
| CN203374876U (en) * | 2013-07-20 | 2014-01-01 | 洞头华夏阀门有限公司 | Fixed ball valve seat |
| CN204784816U (en) * | 2015-05-28 | 2015-11-18 | 永高股份有限公司 | Ground PE ball valve is buried with big specification to gas |
| CN205244457U (en) * | 2015-12-23 | 2016-05-18 | 北京京燃凌云燃气设备有限公司 | Big specification polyethylene valve |
-
2015
- 2015-12-23 CN CN201510977741.XA patent/CN105422901A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4072161A (en) * | 1975-09-17 | 1978-02-07 | Rockwell International Corporation | Sealing member for valve stems |
| FR2363042A1 (en) * | 1976-08-26 | 1978-03-24 | Tessaro Jean | Valve with spherical cock casing for quarter-turn operation - with preheating casing around tubular body forming shutter chamber and pref. two PTFE sealing seats |
| CN101725732A (en) * | 2008-10-12 | 2010-06-09 | 杨连成 | High-performance soft seal high-pressure ball valve |
| CN202032118U (en) * | 2011-04-19 | 2011-11-09 | 廊坊舒畅汽车零部件有限公司 | Large-size PE (polyethylene) ball valve for fuel gas pipe network |
| CN102927312A (en) * | 2012-11-10 | 2013-02-13 | 无锡智能自控工程股份有限公司 | High-pressure top-mounted eccentric adjusting ball valve |
| CN203374876U (en) * | 2013-07-20 | 2014-01-01 | 洞头华夏阀门有限公司 | Fixed ball valve seat |
| CN204784816U (en) * | 2015-05-28 | 2015-11-18 | 永高股份有限公司 | Ground PE ball valve is buried with big specification to gas |
| CN205244457U (en) * | 2015-12-23 | 2016-05-18 | 北京京燃凌云燃气设备有限公司 | Big specification polyethylene valve |
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| 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: 20160323 |
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| RJ01 | Rejection of invention patent application after publication |