CN207830596U - A kind of forged steel gate valve of good airproof performance - Google Patents
A kind of forged steel gate valve of good airproof performance Download PDFInfo
- Publication number
- CN207830596U CN207830596U CN201820015787.2U CN201820015787U CN207830596U CN 207830596 U CN207830596 U CN 207830596U CN 201820015787 U CN201820015787 U CN 201820015787U CN 207830596 U CN207830596 U CN 207830596U
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- China
- Prior art keywords
- valve
- boss
- sealing ring
- valve body
- connecting flange
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- 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
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 14
- 239000010959 steel Substances 0.000 title claims abstract description 14
- 238000007789 sealing Methods 0.000 claims abstract description 39
- 230000000694 effects Effects 0.000 claims abstract description 15
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 239000010935 stainless steel Substances 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 8
- 239000010439 graphite Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000007770 graphite material Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000004576 sand Substances 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000003712 anti-aging effect Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 241000237858 Gastropoda Species 0.000 description 1
- 241000233855 Orchidaceae Species 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Valve Housings (AREA)
Abstract
The utility model discloses a kind of forged steel gate valves of good airproof performance, including valve body, the valve body both sides are equipped with connecting flange, described connecting flange one end is equipped with boss, described boss one end is equipped with convex block, and the boss is equipped with the first sealing ring with connecting flange junction, and the valve body both ends are equipped with slot, guide groove is equipped on the outside of the slot, the valve inner is equipped with valve seat.The boss of the utility model connecting flange one end is inserted into the slot of valve end, convex block is directed at grafting with guide groove, make connecting flange that accurate positioning to be installed, convex block end is equipped with rubber pad, sealing effect is good, water is avoided to enter connecting flange and valve body connection gap, make the two connection built on the sand, not durable, the second sealing ring is corresponding with pipelined channel edge, by pipelined channel edge seal, sealing effect is good, second sealing ring inner wall is equipped with multiple annular grooves, is conducive to that the second sealing ring is avoided to be detached from valve plate, fastening is connect with valve plate.
Description
Technical field
The utility model is related to gate valve field, more particularly to the forged steel gate valve of a kind of good airproof performance.
Background technology
Gate valve is a kind of valve often having, and is mainly used for blocking or connecting the medium in pipeline.Existing gate valve mainly by
Valve body, valve deck, valve plate and valve rod composition, generally use flange bolt connects between valve body and valve deck, due to the valve with flange
The volume of body is larger, when processing valve body by the way of forging, it is difficult to flange is processed, thus is forged valve body and method
Connection is but to connect unstable when the welding of this entire end face by being welded to connect between orchid, and flange is connected in valve body
It cannot quickly have good positioning when installation, cause processing efficiency low.
Therefore, it is necessary to solve the above problems to invent a kind of forged steel gate valve of good airproof performance.
Utility model content
The purpose of this utility model is to provide a kind of forged steel gate valves of good airproof performance, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides the following technical solutions:A kind of forged steel gate valve of good airproof performance, including
Valve body, the valve body both sides are equipped with connecting flange, and described connecting flange one end is equipped with boss, and described boss one end is equipped with convex block,
The boss is equipped with the first sealing ring with connecting flange junction, and the valve body both ends are equipped with slot, are equipped on the outside of the slot
Guide groove, the valve inner are equipped with valve seat, and the valve seat is equipped with middle part gasket with valve body junction, and the valve seat both sides are equipped with
Pipelined channel, the body top are equipped with valve deck, and the valve deck both sides are equipped with valve deck bolt, and the valve deck top side is equipped with and fills out
Expect pressing plate, the hold-down grid is fixedly connected with valve deck by eyelet bolt, and the valve deck is internally provided with valve rod, the valve rod and
Valve deck junction is equipped with filler, and the valve stem top is equipped with handwheel and bottom is equipped with valve plate, the valve plate top and bottom
Outer wall is equipped with the second sealing ring.
Preferably, the boss is matched with slot, and the boss is clamped with slot activity, the valve body and connecting flange
It is welded to connect.
Preferably, the number of slugs is set as multiple and circular array and is distributed in outside the boss, the guide groove with
Convex block is corresponding, and the convex block is clamped with guide groove activity, and the convex block end is equipped with rubber pad.
Preferably, the valve plate section is set as trapezoidal, second sealing ring outer surface with valve plate outer surface is coplanar sets
It sets, the second sealing ring inner wall is equipped with multiple annular grooves, and second sealing ring is corresponding with pipelined channel edge.
Preferably, the middle part gasket is made of stainless steel material, and the surface of stainless steel is equipped with soft graphite.
Preferably, the filler is made of flexible graphite material.
The technique effect and advantage of the utility model:The boss of connecting flange one end is inserted into the slot of valve end, convex
Block is directed at grafting with guide groove, and connecting flange is made to install accurate positioning;Convex block end is equipped with rubber pad, and sealing effect is good, avoids
Water enters connecting flange and valve body connection gap, makes the two connection built on the sand, not durable;Second sealing ring and pipelined channel
Edge is corresponding, and by pipelined channel edge seal, sealing effect is good;Second sealing ring inner wall is equipped with multiple annular grooves, is conducive to
It avoids the second sealing ring from being detached from valve plate, fastening is connect with valve plate;Middle part gasket is made of stainless steel material, surface of stainless steel
Equipped with soft graphite, filler is made of flexible graphite material, and soft graphite is corrosion-resistant, high temperature resistant and low temperature, anti-aging, anti-twist
Better performances.
Description of the drawings
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the boss structure schematic diagram of the utility model;
Fig. 3 is the valve board structure schematic diagram of the utility model;
In figure:1 valve body, 2 annular grooves, 3 connecting flanges, 4 boss, 5 convex blocks, 6 first sealing rings, 7 slots, 8 guide grooves, 9
Valve seat, 10 middle part gaskets, 11 pipelined channels, 12 valve decks, 13 valve deck bolts, 14 hold-down grids, 15 eyelet bolts, 16 valve rods, 17
Filler, 18 handwheels, 19 valve plates, 20 second sealing rings.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The utility model provides a kind of forged steel gate valve of good airproof performance as shown in Figs. 1-3, including valve body 1, the valve
1 both sides of body are equipped with connecting flange 3, and 3 one end of the connecting flange is equipped with boss 4, and 4 one end of the boss is equipped with convex block 5, described convex
Platform 4 is equipped with the first sealing ring 6 with 3 junction of connecting flange, and 1 both ends of the valve body are equipped with slot 7, and 7 outside of the slot is equipped with
Guide groove 8, the valve body 1 are internally provided with valve seat 9, and the valve seat 9 is equipped with middle part gasket 10, the valve seat 9 with 1 junction of valve body
Both sides are equipped with pipelined channel 11, and 1 top of the valve body is equipped with valve deck 12, and 12 both sides of the valve deck are equipped with valve deck bolt 13, described
12 top side of valve deck is equipped with hold-down grid 14, and the hold-down grid 14 is fixedly connected with valve deck 12 by eyelet bolt 15, institute
It states valve deck 12 and is internally provided with valve rod 16, the valve rod 16 is equipped with filler 17 with 12 junction of valve deck, and 16 top of the valve rod is equipped with
Handwheel 18 and bottom are equipped with valve plate 19, and 19 top of the valve plate and bottom outer wall are equipped with the second sealing ring 20.
The boss 4 is matched with slot 7, and the boss 4 is clamped with 7 activity of slot, the valve body 1 and connecting flange 3
Be welded to connect, be conducive to facilitate connecting flange 3 is tentatively connect with valve body 1 quickly, 5 quantity of the convex block is set as multiple and is in
Annular array is distributed in 4 outside of boss, and the guide groove 8 is corresponding with convex block 5, and the convex block 5 is clamped with 8 activity of guide groove,
Facilitate and connecting flange 3 is inserted into the guide groove 8 of valve body 1 one end, connecting flange 3 is made to be completely embedded with valve body 1 and connection method
Blue 3 accurate positionings, 5 end of the convex block are equipped with rubber pad, are conducive to that sealing effect is good, and 19 section of the valve plate is set as ladder
Shape, 20 outer surface of the second sealing ring are coplanar with 19 outer surface of valve plate, and 20 inner wall of the second sealing ring is equipped with multiple
Annular groove 2 is conducive to avoid the second sealing ring 20 to be detached from valve plate 19, connect fastening with valve plate 19, second sealing ring 20 and
11 edge of pipelined channel is corresponding, is conducive to the second sealing ring 20 by 11 edge seal of pipelined channel, sealing effect is good, in described
Portion's gasket 10 is made of stainless steel material, and the surface of stainless steel is equipped with soft graphite, and the filler 17 is by soft graphite
Material is made, and soft graphite is corrosion-resistant, high temperature resistant and low temperature, anti-aging, torsional resistance is preferable.
This practicality operation principle:When connecting flange 3 being installed with valve body 1, the boss 4 of 3 one end of connecting flange can be inserted into valve
In the slot 7 of 1 end of body, convex block 5 is then directed at grafting with guide groove 8, connecting flange 3 and valve body 1 are finally welded on one
It rises, 5 end of convex block is equipped with rubber pad, and sealing effect is good, and water is avoided to enter connecting flange 3 and 1 connection gap of valve body, makes the two even
It connects built on the sand, it is not durable, in use, being equipped with the second sealing ring 20, the second sealing ring 20 at the top and bottom of 19 outer wall of valve plate
Corresponding with 11 edge of pipelined channel, 20 inner wall of the second sealing ring is equipped with multiple annular grooves 2, is conducive to avoid the second sealing ring 20
It is detached from valve plate 19, fastening is connect with valve plate 19, the second sealing ring 20 is by 11 edge seal of pipelined channel, and sealing effect is good, middle part
Gasket 10 is made of stainless steel material, and the surface of stainless steel is equipped with soft graphite, and the filler 17 is by soft graphite material
Material is made, and soft graphite is corrosion-resistant, high temperature resistant and low temperature, anti-aging, torsional resistance is preferable.
Finally it should be noted that:The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of forged steel gate valve of good airproof performance, including valve body (1), it is characterised in that:Valve body (1) both sides are equipped with connection method
Blue (3), described connecting flange (3) one end are equipped with boss (4), and described boss (4) one end is equipped with convex block (5), the boss (4) with
Connecting flange (3) junction is equipped with the first sealing ring (6), and valve body (1) both ends are equipped with slot (7), slot (7) outside
Equipped with guide groove (8), the valve body (1) is internally provided with valve seat (9), and the valve seat (9) is padded with valve body (1) junction equipped with middle part
Piece (10), valve seat (9) both sides are equipped with pipelined channel (11), valve deck (12), the valve deck are equipped at the top of the valve body (1)
(12) both sides are equipped with valve deck bolt (13), and valve deck (12) top side is equipped with hold-down grid (14), the hold-down grid
(14) it is fixedly connected by eyelet bolt (15) with valve deck (12), the valve deck (12) is internally provided with valve rod (16), the valve rod
(16) it is equipped with filler (17) with valve deck (12) junction, handwheel (18) is equipped at the top of the valve rod (16) and bottom is equipped with valve plate
(19), valve plate (19) top and bottom outer wall are equipped with the second sealing ring (20).
2. a kind of forged steel gate valve of good airproof performance according to claim 1, it is characterised in that:The boss (4) and slot
(7) it matches, the boss (4) is clamped with slot (7) activity, and the valve body (1) is welded to connect with connecting flange (3).
3. a kind of forged steel gate valve of good airproof performance according to claim 1, it is characterised in that:Convex block (5) quantity is set
It is set to multiple and circular array to be distributed on the outside of boss (4), the guide groove (8) is corresponding with convex block (5), the convex block
(5) it is clamped with guide groove (8) activity, convex block (5) end is equipped with rubber pad.
4. a kind of forged steel gate valve of good airproof performance according to claim 1, it is characterised in that:Valve plate (19) section is set
It is set to trapezoidal, the second sealing ring (20) outer surface is coplanar with valve plate (19) outer surface, second sealing ring (20)
Inner wall is equipped with multiple annular grooves (2), and second sealing ring (20) is corresponding with pipelined channel (11) edge.
5. a kind of forged steel gate valve of good airproof performance according to claim 1, it is characterised in that:The middle part gasket (10) by
Stainless steel material is made, and the surface of stainless steel is equipped with soft graphite.
6. a kind of forged steel gate valve of good airproof performance according to claim 1, it is characterised in that:The filler (17) is by flexibility
Graphite material is made.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820015787.2U CN207830596U (en) | 2018-01-05 | 2018-01-05 | A kind of forged steel gate valve of good airproof performance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820015787.2U CN207830596U (en) | 2018-01-05 | 2018-01-05 | A kind of forged steel gate valve of good airproof performance |
Publications (1)
Publication Number | Publication Date |
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CN207830596U true CN207830596U (en) | 2018-09-07 |
Family
ID=63391953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201820015787.2U Expired - Fee Related CN207830596U (en) | 2018-01-05 | 2018-01-05 | A kind of forged steel gate valve of good airproof performance |
Country Status (1)
Country | Link |
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CN (1) | CN207830596U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109485007A (en) * | 2018-11-23 | 2019-03-19 | 重庆隆携信息技术有限公司 | Ration distribution control system |
CN111911688A (en) * | 2020-08-03 | 2020-11-10 | 江苏圣泰阀门有限公司 | High-temperature high-pressure forged steel gate valve |
-
2018
- 2018-01-05 CN CN201820015787.2U patent/CN207830596U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109485007A (en) * | 2018-11-23 | 2019-03-19 | 重庆隆携信息技术有限公司 | Ration distribution control system |
CN111911688A (en) * | 2020-08-03 | 2020-11-10 | 江苏圣泰阀门有限公司 | High-temperature high-pressure forged steel gate valve |
CN111911688B (en) * | 2020-08-03 | 2021-08-13 | 江苏圣泰阀门有限公司 | High-temperature high-pressure forged steel gate valve |
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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: 20180907 |
|
CF01 | Termination of patent right due to non-payment of annual fee |