CN211693594U - Corrugated pipe gate valve - Google Patents
Corrugated pipe gate valve Download PDFInfo
- Publication number
- CN211693594U CN211693594U CN202020255399.9U CN202020255399U CN211693594U CN 211693594 U CN211693594 U CN 211693594U CN 202020255399 U CN202020255399 U CN 202020255399U CN 211693594 U CN211693594 U CN 211693594U
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- China
- Prior art keywords
- valve
- clack
- rod
- valve body
- bellows
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- Expired - Fee Related
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Abstract
The utility model relates to a bellows gate valve, including valve body, valve gap, valve rod and valve clack, the valve clack is established in the valve body, be equipped with the disk seat in the valve body on the both sides of valve clack, disk seat and the sealed cooperation of valve clack, fixedly connected with valve rod on the valve clack, be equipped with the bellows on the outside of valve rod, be equipped with the chamber that holds that supplies the bellows to place in the valve body, be equipped with the manometer on the valve body, the manometer passes through the pipeline and holds the chamber intercommunication, pass through bolt and valve gap fixed connection on the valve body, be equipped with the filler between valve rod and the valve gap, the upper end of filler is equipped with the packing and presses the cover, the upper end of valve gap. The utility model has the advantages that: the inside pressure size of bellows gate valve is known to the registration of accessible observation manometer, and the too big emergence that leads to the accident of pressure of avoiding packs the leakproofness between can effectual improvement valve rod and the valve gap.
Description
Technical Field
The utility model relates to a valve field, in particular to bellows gate valve.
Background
The opening and closing piece of the corrugated pipe gate valve is a plug-shaped valve clack, the sealing surface is a plane or a conical surface, and the valve clack moves linearly along the central line of fluid. The movement form of the valve rod is a lifting rod type (the valve rod is lifted, the hand wheel is not lifted), and a lifting rotating rod type (the hand wheel and the valve rod rotate together to lift, and the nut is arranged on the valve body). The bellows stop valve is only suitable for full opening and full closing, and does not allow adjustment and throttling. The valve of this type should be generally installed horizontally in the pipeline.
The sealing performance of the existing corrugated pipe gate valve is poor, when the existing corrugated pipe gate valve works, the internal working pressure cannot be detected, and once the pressure is too large, leakage is easy to generate and the corrugated pipe gate valve is damaged, so that dangerous accidents are caused, the abrasion among a hand wheel, a valve cover and a valve rod is serious, and the service life is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a bellows gate valve to solve above-mentioned problem.
The technical scheme of the utility model is realized like this: the utility model provides a bellows gate valve, includes valve body, valve gap, valve rod and valve clack, the valve clack is established in the valve body, be equipped with the disk seat on the both sides of valve clack in the valve body, disk seat and the sealed cooperation of valve clack, fixedly connected with valve rod on the valve clack, be equipped with the bellows on the outside of valve rod, be equipped with the chamber that holds that supplies the bellows to place in the valve body, be equipped with the manometer on the valve body, the manometer passes through the pipeline and holds the chamber intercommunication, pass through bolt and valve gap fixed connection on the valve body, be equipped with the filler between valve rod and the valve gap, the upper end of filler is equipped with the packing and presses the cover, the upper end.
Through adopting above-mentioned technical scheme, the inside pressure size of bellows gate valve is known to the registration of accessible observation manometer, and the too big emergence that leads to the accident of pressure of avoiding packs the leakproofness between can effectual improvement valve rod and the valve gap.
The utility model discloses further set up to: and a lubricating gasket is arranged between the hand wheel and the valve cover.
Through adopting above-mentioned technical scheme, make the hand wheel more light when rotating, reduce and the valve gap between wearing and tearing, increase of service life.
The utility model discloses further set up to: and one side of the valve body, which faces the valve cover, is provided with a groove, and a gasket is arranged in the groove.
Through adopting above-mentioned technical scheme, the gasket can effectual increase leakproofness and the stability of being connected between valve body and the valve gap, has guaranteed the normal work of bellows gate valve.
The utility model discloses further set up to: the packing pressing plate is fixedly connected with the valve cover through an eyelet bolt and a hexagon nut in a matched mode, and the lower end of the eyelet bolt is fixed with the valve cover through a shaft pin.
Through adopting above-mentioned technical scheme, be connected more firmly between packing clamp plate and the valve gap, the dismouting is also simpler.
The utility model discloses further set up to: the cross section V type setting of valve clack, the disk seat sets up with the valve clack correspondence.
Through adopting above-mentioned technical scheme, when the valve clack rises or descends, reduce and the disk seat between the friction to can effectually avoid wearing and tearing, increase of service life has guaranteed the leakproofness.
The utility model discloses further set up to: the diameter of the valve rod is gradually reduced from bottom to top in a step shape.
Through adopting above-mentioned technical scheme, because the valve rod lower extreme needs certain diameter to guarantee the stability of its work, and too big valve rod diameter will make the operation of hand wheel inconvenient, so with the diameter of valve rod from bottom to top echelonment less gradually, can guarantee job stabilization nature while, make the use of hand wheel light more again.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, the utility model discloses a bellows gate valve, including valve body 1, valve gap 2, valve rod 3 and valve clack 4, valve clack 4 is established in valve body 1, be equipped with disk seat 5 on the both sides of valve clack 4 in the valve body 1, disk seat 5 and the sealed cooperation of valve clack 4, fixedly connected with valve rod 3 on the valve clack 4, be equipped with bellows 6 on the outside of valve rod 3, be equipped with the chamber 7 that holds that supplies bellows 6 to place in the valve body 1, be equipped with manometer 16 on the valve body 1, manometer 16 passes through the pipeline and holds the chamber 7 intercommunication, through bolt 8 and valve gap 2 fixed connection on the valve body 1, be equipped with filler 9 between valve rod 3 and the valve gap 2, the upper end of filler 9 is equipped with packing and presses cover 10, the upper end of valve gap 2 is equipped with packing clamp plate 11, the upper end and the.
Through adopting above-mentioned technical scheme, the inside pressure size of bellows gate valve is known to the registration of accessible observation manometer, and the too big emergence that leads to the accident of pressure of avoiding packs the leakproofness between can effectual improvement valve rod and the valve gap.
In the embodiment of the present invention, a lubrication gasket 19 is disposed between the hand wheel 15 and the valve cover 2.
Through adopting above-mentioned technical scheme, make the hand wheel more light when rotating, reduce and the valve gap between wearing and tearing, increase of service life.
In the embodiment of the present invention, a groove 17 is disposed on one side of the valve body 1 facing the valve cover 2, and a gasket 18 is disposed in the groove 17.
Through adopting above-mentioned technical scheme, the gasket can effectual increase leakproofness and the stability of being connected between valve body and the valve gap, has guaranteed the normal work of bellows gate valve.
In the embodiment of the present invention, the packing plate 11 and the valve cover 2 are fixedly connected by engaging with each other through the swing bolt 12 and the hexagon nut 14, and the lower end of the swing bolt 12 is fixed to the valve cover 2 through the shaft pin 13.
Through adopting above-mentioned technical scheme, be connected more firmly between packing clamp plate and the valve gap, the dismouting is also simpler.
The embodiment of the utility model provides an in, the cross section V type setting of valve clack 4, disk seat 5 corresponds the setting with valve clack 4.
Through adopting above-mentioned technical scheme, when the valve clack rises or descends, reduce and the disk seat between the friction to can effectually avoid wearing and tearing, increase of service life has guaranteed the leakproofness.
In the embodiment of the present invention, the diameter of the valve rod 3 is gradually reduced from bottom to top.
Through adopting above-mentioned technical scheme, because the valve rod lower extreme needs certain diameter to guarantee the stability of its work, and too big valve rod diameter will make the operation of hand wheel inconvenient, so with the diameter of valve rod from bottom to top echelonment less gradually, can guarantee job stabilization nature while, make the use of hand wheel light more again.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a bellows gate valve, includes valve body (1), valve gap (2), valve rod (3) and valve clack (4), its characterized in that: the valve clack (4) is arranged in the valve body (1), valve seats (5) are arranged on two sides of the valve clack (4) in the valve body (1), the valve seat (5) is in sealing fit with the valve clack (4), the valve clack (4) is fixedly connected with a valve rod (3), a corrugated pipe (6) is arranged on the outer side of the valve rod (3), a containing cavity (7) for placing the corrugated pipe (6) is arranged in the valve body (1), a pressure gauge (16) is arranged on the valve body (1), the pressure gauge (16) is communicated with the containing cavity (7) through a pipeline, the valve body (1) is fixedly connected with the valve cover (2) through a bolt (8), a packing (9) is arranged between the valve rod (3) and the valve cover (2), the upper end of the filler (9) is provided with a filler pressing sleeve (10), the upper end of the valve cover (2) is provided with a filler pressing plate (11), and the upper end of the valve rod (3) is fixedly connected with a hand wheel (15).
2. The bellows gate valve of claim 1, wherein: and a lubricating gasket (19) is arranged between the hand wheel (15) and the valve cover (2).
3. The bellows gate valve of claim 1, wherein: a groove (17) is formed in one side, facing the valve cover (2), of the valve body (1), and a gasket (18) is arranged in the groove (17).
4. The bellows gate valve of claim 1, wherein: the packing pressing plate (11) is fixedly connected with the valve cover (2) through an eyelet bolt (12) and a hexagon nut (14) in a matched mode, and the lower end of the eyelet bolt (12) is fixed with the valve cover (2) through a shaft pin (13).
5. The bellows gate valve of claim 1, wherein: the cross section V type setting of valve clack (4), valve seat (5) and valve clack (4) correspond the setting.
6. The bellows gate valve of claim 1, wherein: the diameter of the valve rod (3) is gradually reduced from bottom to top in a step shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020255399.9U CN211693594U (en) | 2020-03-04 | 2020-03-04 | Corrugated pipe gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020255399.9U CN211693594U (en) | 2020-03-04 | 2020-03-04 | Corrugated pipe gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211693594U true CN211693594U (en) | 2020-10-16 |
Family
ID=72777877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020255399.9U Expired - Fee Related CN211693594U (en) | 2020-03-04 | 2020-03-04 | Corrugated pipe gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211693594U (en) |
-
2020
- 2020-03-04 CN CN202020255399.9U patent/CN211693594U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201016 Termination date: 20210304 |