CN201318455Y - Flat plate gate valve - Google Patents
Flat plate gate valve Download PDFInfo
- Publication number
- CN201318455Y CN201318455Y CNU2008201379941U CN200820137994U CN201318455Y CN 201318455 Y CN201318455 Y CN 201318455Y CN U2008201379941 U CNU2008201379941 U CN U2008201379941U CN 200820137994 U CN200820137994 U CN 200820137994U CN 201318455 Y CN201318455 Y CN 201318455Y
- Authority
- CN
- China
- Prior art keywords
- valve seat
- gate valve
- sealing cover
- valve
- flat plate
- 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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- Sliding Valves (AREA)
Abstract
The utility model relates to a flat plate gate valve comprising a valve seat inside which a valve core is arranged. An adjusting screw rod is arranged at the upper end of the gate valve, a flashboard is connected at the upper end of the gate valve, a seal cover is arranged at the upper end of the valve seat, a seal ring is arranged inside the seal cover, and the seal cover is connected with the valve seat via bolts, thereby solving the problem of online maintenance. The utility model has the characteristics of simple structure and convenient maintenance as well as abrasion and corrosion resistance.
Description
Affiliated technical field
The utility model relates to a kind of gate valve, particularly a kind of plate valve.
Background technique
At present, its structure of the plate valve on the market comprises valve seat, is provided with spool in the valve seat, and the upper end is provided with the adjusting screw mandrel, and connects flashboard, regulates screw mandrel and drives ram movement and play effect by flow of fluid.The deficiency of its existence is that valve seat is an integral structure, can not realize on-line maintenance or online replacing seal ring.
Summary of the invention
Its purpose of the utility model just is a kind of plate valve is provided, and has the characteristics of simple in structure, easy to maintenance, wear resistant corrosion resistant, long service life, and can realize on-line maintenance.
The technological scheme that realizes above-mentioned purpose and take comprises valve seat, is provided with spool in the valve seat, and the upper end is provided with the adjusting screw mandrel, and connects flashboard, and described valve seat end face is provided with sealing cover, is provided with seal ring in the sealing cover, and described sealing cover connects valve seat through bolt.
Compared with prior art the utlity model has following advantage,
1, owing to adopted the structural design of sealing cover, thereby can realize on-line maintenance or replacing, not only shorten engineering time, and reduce influence, have characteristics easy to maintenance producing.
2,, thereby have the characteristics of long service life owing to adopted the structural design of wear and corrosion resistant lining material.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing,
Fig. 1 is this apparatus structure schematic front view;
Fig. 2 is Fig. 1 side view;
Embodiment
Embodiment comprises valve seat 3, as depicted in figs. 1 and 2, is provided with spool 1 in the valve seat 3, and the upper end is provided with regulates screw mandrel 4, and connects flashboard 2, and described valve seat 3 end faces are provided with sealing cover 7, are provided with seal ring 6 in the sealing cover 7, and described sealing cover 7 connects valve seat 3 through bolt.
Described valve seat 3 is a box structure, and box-shaped valve seat 3 both sides and bottom are provided with antiwear and anticorrosive material, lining fluorine glue or silica gel.
Described spool 1 is an abrasion resistance alloy, increases the working life of spool 1.
Be connected on the pipeline through adpting flange 5 during use, sealing cover 7 can be located at the upper-end surface or the bi-side of box-shaped valve seat 3, when maintenance or replacing sealing, opens sealing cover 7 and gets final product, and realizes on-line maintenance or replacing.
Claims (3)
1, a kind of plate valve, comprise valve seat (3), be provided with spool (1) in the valve seat (3), the upper end is provided with regulates screw mandrel (4), and connect flashboard (2), it is characterized in that described valve seat (3) end face is provided with sealing cover (7), be provided with seal ring (6) in the sealing cover (7), described sealing cover (7) connects valve seat (3) through bolt.
2, a kind of plate valve according to claim 1 is characterized in that, described valve seat (3) is a box structure, and box-shaped valve seat (3) both sides and bottom are provided with antiwear and anticorrosive material.
3, a kind of plate valve according to claim 1 is characterized in that, described spool (1) is an abrasion resistance alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201379941U CN201318455Y (en) | 2008-11-17 | 2008-11-17 | Flat plate gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201379941U CN201318455Y (en) | 2008-11-17 | 2008-11-17 | Flat plate gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201318455Y true CN201318455Y (en) | 2009-09-30 |
Family
ID=41197220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201379941U Expired - Fee Related CN201318455Y (en) | 2008-11-17 | 2008-11-17 | Flat plate gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201318455Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104676028A (en) * | 2015-02-09 | 2015-06-03 | 上海飞球阀门有限公司 | Valve core structure of uploading type welding flat gate valve |
| CN105849447A (en) * | 2013-10-21 | 2016-08-10 | 冈山市 | Method for removing valve cover of partition valve, valve removal method, attachment for removing valve cover, and partition valve |
-
2008
- 2008-11-17 CN CNU2008201379941U patent/CN201318455Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105849447A (en) * | 2013-10-21 | 2016-08-10 | 冈山市 | Method for removing valve cover of partition valve, valve removal method, attachment for removing valve cover, and partition valve |
| CN105849447B (en) * | 2013-10-21 | 2018-02-09 | 冈山市 | The bonnet of gate valve removes construction method, valve removes construction method, bonnet is removed with annex and gate valve |
| CN104676028A (en) * | 2015-02-09 | 2015-06-03 | 上海飞球阀门有限公司 | Valve core structure of uploading type welding flat gate valve |
| CN104676028B (en) * | 2015-02-09 | 2017-01-25 | 上海飞球阀门有限公司 | Valve core structure of uploading type welding flat gate valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090930 Termination date: 20101117 |