CN105114681A - Anticorrosion and anti-collision steel ball valve structure - Google Patents
Anticorrosion and anti-collision steel ball valve structure Download PDFInfo
- Publication number
- CN105114681A CN105114681A CN201510577063.8A CN201510577063A CN105114681A CN 105114681 A CN105114681 A CN 105114681A CN 201510577063 A CN201510577063 A CN 201510577063A CN 105114681 A CN105114681 A CN 105114681A
- Authority
- CN
- China
- Prior art keywords
- anticorrosion
- valve body
- valve
- collision
- auxiliary
- 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
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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
- 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
- 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
- F16K5/0657—Particular coverings or materials
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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
- F16K5/08—Details
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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
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
- F16K5/201—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
Abstract
The invention relates to an anticorrosion and anti-collision steel ball valve structure. The anticorrosion and anti-collision steel ball valve structure comprises a main valve body. An auxiliary valve body is arranged in the main valve body. Valve seats are arranged on the auxiliary valve body. Two valve seats are arranged. A ball body is arranged between the two valve seats. A valve rod is arranged at the top of the ball body. The valve rod is arranged on a valve rod seat on the main valve body. Anticorrosion and anti-collision polyethylene (PE) coatings are arranged on the surface of the main valve body and the surface of the auxiliary valve body. The anticorrosion and anti-collision PE coatings are integrally formed through injection molding. By the adoption of the structure, the anticorrosion and anti-collision PE coatings are arranged on the surface of the main valve body and the surface of the auxiliary valve body in an injection molding mode and the thickness of the anticorrosion and anti-collision coatings is greater than or equal to 5 mm, and the anticorrosion and anti-collision PE coatings are made of PE plastic, so that the metal surfaces of the valve are effectively protected from corrosion and collision.
Description
Technical field
The present invention relates to a kind of ball valve in valve manufacturing technology field, especially relate to a kind of anticorrosion crashproof steel globe valve structure.
Background technique
The steel valve anticorrosion structure that city gas transmission and distribution pipeline domestic at present adopts, be generally spray paint structure, due to the restriction of valve mechanism and the many factors such as spraying equipment, method, paint may be caused in conjunction with rate variance, spray uneven result, thus have influence on the surface anticorrosion of steel valve, decrease the working life of valve; And in steel valve installation process, valve exterior surface anticorrosive coat likely can be come off by sharppointed article collision, even can leave pit at valve body place, decrease valve body wall thickness; Thus have influence on the reliability and security of valve.Therefore, produce high performance corrosion protection, the structure of anticollision is the current important technological problems needing to solve.
Summary of the invention
Technical problem to be solved by this invention is to provide and is a kind ofly less likely to occur to corrode and can reduces the good corrosion-resistant steel globe valve structure of reliability, the Security of collision impact.
The present invention solves the technological scheme that its technical problem takes: a kind of anticorrosion crashproof steel globe valve structure, comprise main valve body, auxiliary valve body is provided with in described main valve body inside, described auxiliary valve body is provided with valve seat, described valve seat has two, spheroid is provided with between the valve seat described in two, valve rod is provided with at described spheroid top, described valve rod is arranged on the valve rod base on main valve body, described main valve body, the surface of auxiliary valve body are provided with the anticorrosion crashproof layer of PE, the anticorrosion crashproof layer of described PE adopts injection moulding integrated molding, and thickness is not less than 5mm.
Concrete further, the import of described auxiliary valve body and outlet port are equipped with an exhaust stack.
Concrete further, the main valve body on described valve rod base side is provided with and adds high-base.
Concrete further, be provided with elastic element between described auxiliary valve body and valve seat, between described valve seat and spheroid, be provided with Sealing.
Concrete further, described elastic element is butterfly spring or helical spring.
Concrete further, the bottom of described main valve body arranges a positioning shaft, and bottom described spheroid, intermediate shaft hole position is arranged on positioning shaft.
The invention has the beneficial effects as follows: after adopting said structure; by the surperficial injection moulding one deck corrosion protection to main valve body, auxiliary valve body, anticollision layer, and the thickness of this layer is not less than 5mm, and material adopts PE plastics; available protecting valve metal surface is not corroded, and does not collide.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structure for amplifying schematic diagram of part A in Fig. 1.
In figure: 1, main valve body; 2, auxiliary valve body; 3, valve seat; 4, spheroid; 5, valve rod; 6, valve rod base; 7, the anticorrosion crashproof layer of PE; 8, exhaust stack; 9, high-base is added; 10, positioning shaft; 11, elastic element; 12, Sealing.
Embodiment
Below in conjunction with accompanying drawing, the present invention is explained in detail.
A kind of anticorrosion crashproof steel ball-valve structure as depicted in figs. 1 and 2, comprise main valve body 1, auxiliary valve body 2 is provided with in described main valve body 1 inside, described auxiliary valve body 2 is provided with valve seat 3, described valve seat 3 has two, spheroid 4 between the valve seat 3 described in two, valve rod 5 is provided with at described spheroid 4 top, described valve rod 5 is arranged on the valve rod base 6 on main valve body 1, the surface of described main valve body 1 is provided with the anticorrosion crashproof layer 7 of PE, the anticorrosion crashproof layer 7 of described PE adopts injection moulding integrated molding, this anticorrosion crashproof layer thickness is not less than 5mm, valve metal surface is effectively prevented to be corroded, collided, the import of described auxiliary valve body 2 and outlet port are equipped with an exhaust stack 8, can arrange the medium in loose pipeline after PE pipe ends valve closing, the main valve body 1 on described valve rod base 6 side is provided with and adds high-base 9, can increase valve rod 5, easy-to-operat, elastic element 11 is provided with between described auxiliary valve body 2 and valve seat 3, Sealing 12 is provided with between described valve seat 3 and spheroid 4, the Sealing 12 that can be ensured on valve seat 3 by elastic element 11 is close on spheroid 4 all the time, improve sealing effect, described elastic element 11 is butterfly spring or helical spring, the bottom of described main valve body 1 arranges a positioning shaft 10, and bottom described spheroid 4, intermediate shaft hole position is arranged on positioning shaft 10.
By the anticorrosion crashproof layer 7 of injection moulding one deck PE on main valve body 1, improve the anticorrosion anti-collision effect of valve, anticorrosion crashproof layer 7 can select variety classes material as required, improves the reliability of product, Security and working life, reduces maintenance, maintenance cost.
It is emphasized that: be only preferred embodiment of the present invention above, not any pro forma restriction is done to the present invention, every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (6)
1. an anticorrosion crashproof steel globe valve structure, comprise main valve body (1), auxiliary valve body (2) is provided with in described main valve body (1) inside, described auxiliary valve body (2) is provided with valve seat (3), described valve seat (3) has two, spheroid (4) is provided with between the valve seat (3) described in two, valve rod (5) is provided with at described spheroid (4) top, described valve rod (5) is arranged on the valve rod base (6) on main valve body (1), it is characterized in that, described main valve body (1), the surface of auxiliary valve body (2) is provided with the anticorrosion crashproof layer (7) of PE, the anticorrosion crashproof layer (7) of described PE adopts injection moulding integrated molding.
2. the structure of anticorrosion crashproof steel globe valve according to claim 1, is characterized in that, import and the outlet port of described auxiliary valve body (2) are equipped with an exhaust stack (8).
3. the structure of anticorrosion crashproof steel globe valve according to claim 1, is characterized in that, the main valve body (1) on described valve rod base (6) side is provided with and adds high-base (9).
4. the structure of anticorrosion crashproof steel globe valve according to claim 1, is characterized in that, is provided with elastic element (11) between described auxiliary valve body (2) and valve seat (3), between described valve seat (3) and spheroid (4), be provided with Sealing (12).
5. the structure of anticorrosion crashproof steel globe valve according to claim 4, is characterized in that, described elastic element (11) is butterfly spring or helical spring.
6. the structure of anticorrosion crashproof steel globe valve according to claim 1, is characterized in that, the bottom of described main valve body (1) arranges a positioning shaft (10), and described intermediate shaft hole position, spheroid (4) bottom is arranged on positioning shaft (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510577063.8A CN105114681A (en) | 2015-09-13 | 2015-09-13 | Anticorrosion and anti-collision steel ball valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510577063.8A CN105114681A (en) | 2015-09-13 | 2015-09-13 | Anticorrosion and anti-collision steel ball valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105114681A true CN105114681A (en) | 2015-12-02 |
Family
ID=54662735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510577063.8A Pending CN105114681A (en) | 2015-09-13 | 2015-09-13 | Anticorrosion and anti-collision steel ball valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105114681A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4056880A1 (en) * | 2021-03-12 | 2022-09-14 | WOCO Industrietechnik GmbH | Rotary piston sealing |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4434713C1 (en) * | 1994-09-28 | 1996-04-18 | Siemens Ag | Ball tap with low wear in use and high sealing action |
| CN202176746U (en) * | 2011-07-26 | 2012-03-28 | 广东联塑科技实业有限公司 | Fuel gas ball valve with composite steel-plastic structure |
| CN202432003U (en) * | 2011-11-30 | 2012-09-12 | 河南联塑实业有限公司 | Steel-plastic composite PE (Poly Ethylene) gas ball valve |
| CN102797865A (en) * | 2012-07-26 | 2012-11-28 | 北京京燃凌云燃气设备有限公司 | Polyethylene (PE) double-diffusing ball valve |
| CN203115158U (en) * | 2013-03-13 | 2013-08-07 | 浙江永正阀门有限公司 | Direct-burial type double-spreading ball valve |
| CN204004530U (en) * | 2014-08-08 | 2014-12-10 | 河北光德流体控制有限公司 | A kind of thermal energy balance ball valve |
| CN204610935U (en) * | 2015-05-08 | 2015-09-02 | 北京保利泰克塑料制品有限公司 | Twoly diffuse plastic valve |
| CN204961960U (en) * | 2015-09-13 | 2016-01-13 | 苏州市燃气设备阀门制造有限公司 | Steel ball valve structure of anticorrosive anticollision |
-
2015
- 2015-09-13 CN CN201510577063.8A patent/CN105114681A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4434713C1 (en) * | 1994-09-28 | 1996-04-18 | Siemens Ag | Ball tap with low wear in use and high sealing action |
| CN202176746U (en) * | 2011-07-26 | 2012-03-28 | 广东联塑科技实业有限公司 | Fuel gas ball valve with composite steel-plastic structure |
| CN202432003U (en) * | 2011-11-30 | 2012-09-12 | 河南联塑实业有限公司 | Steel-plastic composite PE (Poly Ethylene) gas ball valve |
| CN102797865A (en) * | 2012-07-26 | 2012-11-28 | 北京京燃凌云燃气设备有限公司 | Polyethylene (PE) double-diffusing ball valve |
| CN203115158U (en) * | 2013-03-13 | 2013-08-07 | 浙江永正阀门有限公司 | Direct-burial type double-spreading ball valve |
| CN204004530U (en) * | 2014-08-08 | 2014-12-10 | 河北光德流体控制有限公司 | A kind of thermal energy balance ball valve |
| CN204610935U (en) * | 2015-05-08 | 2015-09-02 | 北京保利泰克塑料制品有限公司 | Twoly diffuse plastic valve |
| CN204961960U (en) * | 2015-09-13 | 2016-01-13 | 苏州市燃气设备阀门制造有限公司 | Steel ball valve structure of anticorrosive anticollision |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4056880A1 (en) * | 2021-03-12 | 2022-09-14 | WOCO Industrietechnik GmbH | Rotary piston sealing |
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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 | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20151202 |
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| WD01 | Invention patent application deemed withdrawn after publication |