CN209762284U - flange right-angle stop valve with filter screen - Google Patents
flange right-angle stop valve with filter screen Download PDFInfo
- Publication number
- CN209762284U CN209762284U CN201822106537.2U CN201822106537U CN209762284U CN 209762284 U CN209762284 U CN 209762284U CN 201822106537 U CN201822106537 U CN 201822106537U CN 209762284 U CN209762284 U CN 209762284U
- Authority
- CN
- China
- Prior art keywords
- valve
- filter screen
- seat
- rod
- cover
- 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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- Details Of Valves (AREA)
- Lift Valve (AREA)
Abstract
The utility model discloses a flange right angle stop valve with a filter screen, which comprises a valve body, a valve rod and a valve seat, wherein the valve seat is connected with the valve body, the valve body is provided with a valve cover, the valve cover is connected with the valve rod, the upper end of the valve rod is provided with a hand wheel, the lower end of the valve rod is provided with a valve disc, the lower end of the valve disc is provided with a guiding core rod, and the valve disc core rod extends into a guiding; the lower end of the valve seat flow guide hole is provided with a filter screen, and the filter screen is connected and fixed with the valve seat. The center of the valve cover is provided with a filling hole, a gland is arranged above the filling hole, and the gland is connected and fixed with the valve cover through a screw. The utility model discloses set up at valve disc water conservancy diversion hole entrance and filter the filter screen, block the pollutant and get into to make the sealed face of valve disc be difficult for wearing and tearing, keep sealed reliable not leaking. The packing hole in the center of the valve cover is filled with sealing packing, the valve disc is matched with the valve seat and forms good sealing connection, and the thread sleeve at the upper end and the lower end of the valve cover and the packing seat are convenient to replace. The utility model discloses sealed good, long service life.
Description
Technical Field
The utility model belongs to the technical field of the valve technique and specifically relates to a set up flange right angle stop valve of filter screen.
Background
The existing stop valve is generally of a common plug type or flat plug type structure, the material is mainly cast iron, and the existing stop valve generally has the defects of complex valve structure, low strength, no wear loss, easy leakage, short service life and the like. The existing cast steel stop valve is limited by the processing capacity, the structure is relatively simple, the sealing is affected, and the replacement of easily damaged parts of the stop valve is not convenient enough. At present, the water conservancy diversion hole of current stop valve disc lower extreme all is open design, does not have filter equipment, and the sealed face of valve disc easily wears out in the long-term use to lead to sealed not tight production to leak.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sealed good, be convenient for change wearing parts to the longer flange right angle stop valve that is provided with the filter screen of life.
The purpose of the utility model is realized by adopting the following technical scheme:
The flange right-angle stop valve provided with the filter screen comprises a valve body, a valve rod and a valve seat, wherein the valve body is provided with an inlet and an outlet, the valve seat is connected with the valve body, a valve cover is arranged on the valve body and connected with the valve rod, a hand wheel is arranged at the upper end of the valve rod, a valve disc is arranged at the lower end of the valve rod, the valve disc extends into the valve body and can form sealing connection with the valve seat, a guide core rod is arranged at the lower end of the valve disc, a center seat is arranged in the center of the valve seat, a guide hole is formed in the center of the center seat; the lower end of the valve seat flow guide hole is provided with a filter screen, and the filter screen is connected and fixed with the valve seat.
As the preferred technical scheme of the utility model, the filter screen is double-deck stainless steel filter screen.
As the preferred technical scheme of the utility model, the center of the valve cover is provided with a packing hole, the middle part of the valve rod passes through the packing hole, and sealing packing is filled between the valve rod and the hole wall of the packing hole; and a gland is arranged on the packing hole and is connected and fixed with the valve cover through a screw.
As the utility model discloses a preferred technical scheme, the axis perpendicular to valve body export of the imported axis of valve body.
As the preferred technical scheme of the utility model, the upper part of the valve rod is provided with a thread, the upper end of the valve cover is provided with a thread sleeve, and the valve rod is connected with the valve cover through the thread sleeve and can move up and down along the axis of the valve rod; the lower end of the valve cover is provided with a filler seat, and the valve rod penetrates through the filler seat and can slide relative to the filler seat.
As the utility model discloses a preferred technical scheme, be equipped with gland nut on the valve disc, the valve disc passes through gland nut and is connected with the valve rod lower extreme.
As the utility model discloses a preferred technical scheme, the flange at valve body, valve gap and valve body both ends is all made by cast steel processing.
The utility model has the advantages that: compared with the prior art, the utility model discloses set up the filter screen at stop valve disc water conservancy diversion hole entrance, block the entering of pollutant to make the sealed face of valve disc be difficult for wearing and tearing, keep sealed reliable not leaking. The valve body and the flange are processed into an integral structure by cast steel, and the strength is high; the packing hole in the center of the valve cover is filled with sealing packing, the valve disc is matched with the valve seat and forms good sealing connection, and the thread sleeve at the upper end and the lower end of the valve cover and the packing seat are convenient to replace. The utility model discloses compact structure, sealed good, long service life, convenient operation.
Drawings
The invention will be further described with reference to the following detailed description of the embodiments with reference to the accompanying drawings:
Fig. 1 is a schematic structural diagram of the present invention.
In the figure, the valve comprises a valve body 1, a valve seat 2, a valve seat 3, a valve disc 4, a compression nut 5, a valve rod 6, a filler seat 7, a valve cover 8, a hand wheel 9, a thread bush 10, a gland 11, a valve body inlet 12, a valve body outlet 13, a guide core rod 14 and a filter screen.
Detailed Description
As shown in figure 1, set up flange right angle stop valve of filter screen, including valve body 1, valve rod 5 and disk seat 2, be equipped with import 11 and export 12 on the valve body 1 respectively, disk seat 2 is connected with valve body 1, is equipped with valve gap 7 on the valve body 1, and valve gap 7 is connected with valve rod 5, and 5 upper ends of valve rod are equipped with hand wheel 8, and 5 lower extremes of valve rod are equipped with valve disc 3, and valve disc 3 stretches into in the valve body 1 and forms sealing connection with disk seat 2. The lower end of the valve disc 3 is provided with a guide core rod 13, the center of the valve seat 2 is provided with a center seat, the center of the center seat is provided with a guide hole, the periphery of the center seat is provided with a flow guide hole, and the core rod 13 of the valve disc 3 extends into the guide hole to form slidable connection; the lower end of the diversion hole of the valve seat 2 is provided with a filter screen 14, and the filter screen 14 is connected and fixed with the valve seat 2.
The screen 14 in this embodiment is a double layer stainless steel screen. The center of the valve cover 7 is provided with a packing hole, the middle part of the valve rod 5 passes through the packing hole, sealing packing is filled between the valve rod 5 and the hole wall of the packing hole, a gland 10 is arranged on the packing hole, and the gland 10 is connected and fixed with the valve cover 7 through a screw. The axis of the inlet of the valve body 1 is perpendicular to the axis of the outlet of the valve body 1 in the present embodiment.
in this embodiment, the upper portion of the valve rod 5 is provided with threads, the upper end of the valve cap 7 is provided with a thread sleeve 9, and the valve rod 5 is connected with the valve cap 7 through the thread sleeve 9 and can move up and down along the axis of the valve rod 5. The lower end of the valve cover 7 is provided with a packing seat 6, and the valve rod 5 penetrates through the packing seat 6 and can slide relative to the packing seat 6. And a compression nut 4 is arranged on the valve disc 3, and the valve disc 3 is connected with the lower end of the valve rod 5 through the compression nut 4. In this embodiment, the valve body 1, the bonnet 7 and the flanges at the two ends of the valve body 1 are all made of cast steel.
The above embodiments are only for illustrating the conception and technical features of the present invention, and the purpose thereof is to make the technical personnel skilled in the art understand the technical solution and implementation mode of the present invention, and thus the protection scope of the present invention can not be limited thereby. All equivalent substitutions or equivalent changes made according to the technical scheme of the invention are intended to be covered by the protection scope of the claims of the invention.
Claims (7)
1. The utility model provides a set up flange right angle stop valve of filter screen, includes valve body, valve rod and disk seat, and the valve body is equipped with import and export, and the disk seat is connected with the valve body, is equipped with the valve gap on the valve body, and the valve gap is connected with the valve rod, and the valve rod upper end is equipped with the hand wheel, and the valve rod lower extreme is equipped with the valve disc, and the valve disc stretches into in the valve body and can form sealing connection, characterized: the lower end of the valve disc is provided with a guide core rod, the center of the valve seat is provided with a center seat, the center of the center seat is provided with a guide hole, the periphery of the center seat is provided with a flow guide hole, and the core rod of the valve disc extends into the guide hole to form slidable connection; the lower end of the valve seat flow guide hole is provided with a filter screen, and the filter screen is connected and fixed with the valve seat.
2. The flanged right-angle stop valve with the filter screen as set forth in claim 1, wherein: the filter screen is a double-layer stainless steel filter screen.
3. The flange right-angle stop valve provided with the filter screen as claimed in claim 1 or 2, wherein: a packing hole is formed in the center of the valve cover, the middle part of the valve rod passes through the packing hole, and sealing packing is filled between the valve rod and the hole wall of the packing hole; and a gland is arranged on the packing hole and is connected and fixed with the valve cover through a screw.
4. The flanged right-angle stop valve with the filter screen as set forth in claim 1, wherein: the axis of the valve body inlet is perpendicular to the axis of the valve body outlet.
5. The flanged right-angle stop valve with the filter screen as set forth in claim 1, wherein: the upper part of the valve rod is provided with threads, the upper end of the valve cover is provided with a thread sleeve, and the valve rod is connected with the valve cover through the thread sleeve and can move up and down along the axis of the valve rod; the lower end of the valve cover is provided with a filler seat, and the valve rod penetrates through the filler seat and can slide relative to the filler seat.
6. The flanged right-angle stop valve with the filter screen as set forth in claim 1, wherein: and the valve disc is provided with a compression nut and is connected with the lower end of the valve rod through the compression nut.
7. The flanged right-angle stop valve with the filter screen as set forth in claim 1, wherein: the valve body, the valve cover and flanges at two ends of the valve body are all made of cast steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822106537.2U CN209762284U (en) | 2018-12-15 | 2018-12-15 | flange right-angle stop valve with filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822106537.2U CN209762284U (en) | 2018-12-15 | 2018-12-15 | flange right-angle stop valve with filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209762284U true CN209762284U (en) | 2019-12-10 |
Family
ID=68746690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822106537.2U Expired - Fee Related CN209762284U (en) | 2018-12-15 | 2018-12-15 | flange right-angle stop valve with filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209762284U (en) |
-
2018
- 2018-12-15 CN CN201822106537.2U patent/CN209762284U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191210 Termination date: 20201215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |