CN220185858U - Bellows lining stop valve - Google Patents
Bellows lining stop valve Download PDFInfo
- Publication number
- CN220185858U CN220185858U CN202321952386.7U CN202321952386U CN220185858U CN 220185858 U CN220185858 U CN 220185858U CN 202321952386 U CN202321952386 U CN 202321952386U CN 220185858 U CN220185858 U CN 220185858U
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- CN
- China
- Prior art keywords
- valve
- lining
- lining valve
- valve body
- valve rod
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 3
- 238000012856 packing Methods 0.000 claims description 13
- 210000004907 gland Anatomy 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 8
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 239000000945 filler Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Details Of Valves (AREA)
Abstract
The utility model relates to the technical field of valves, in particular to a corrugated pipe lining stop valve, which comprises a lining valve body and a lining valve cover, wherein a lining valve clack is arranged in the lining valve body, a lower valve rod is arranged at the upper part of the lining valve clack, an upper valve rod penetrates through the lining valve cover, a limiting ring is arranged on the upper valve rod at the top of the lining valve cover, a limiting device is arranged between the lining valve covers, the upper valve rod is connected with the lower valve rod through the limiting device, a fastening piece is arranged between the lining valve body and the lining valve cover, and the lining valve cover is arranged on the lining valve body in a sealing way through the fastening piece; a bellows is disposed in the liner valve body. The utility model has the advantages that the corrugated pipe is arranged, and the corrugated pipe plays a role in isolating pipeline media in the whole opening and closing movement process of the lining valve clack, and the corrugated pipe is additionally arranged to form protection with the valve rod, so that the occurrence of the phenomenon that the valve component is eroded by the pipeline media through the damaged valve rod is effectively isolated, and the service life of the whole valve machine is prolonged.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a corrugated pipe lining stop valve.
Background
Valves for fluid control systems, ranging from the simplest shut-off valves to the various valves used in extremely complex, self-control systems, are quite diverse in variety and specification and can be used to control the flow of various types of fluids such as air, water, steam, various corrosive media, mud, oil, liquid metal, and radioactive media.
In the use process of the traditional lining stop valve, the lining of the valve rod can be damaged due to the movement friction between the valve rod and the packing component in the medium flushing and switching process, so that the valve rod is prevented from being invalid, the whole valve is scrapped in advance, the service life of the whole valve is shortened, and therefore, the corrugated pipe lining stop valve needs to be designed to solve the problems.
Disclosure of Invention
The utility model aims to provide a corrugated pipe lining stop valve, which solves the problems that in the use process of the traditional lining stop valve provided in the background art, the lining of a valve rod is damaged due to the scouring of a medium and the motion friction between the valve rod and a filler component in the opening and closing process, and the valve rod is prevented from being damaged, so that the whole machine of the valve is scrapped in advance due to the protection failure of the valve rod, and the service life of the whole machine of the valve is shortened.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a bellows-lined shutoff valve, comprising: the lining valve body is internally provided with a lining valve clack, the upper part of the lining valve clack is provided with a lower valve rod, an upper valve rod penetrates through the lining valve cover, the upper valve rod at the top of the lining valve cover is provided with a limiting ring, a limiting device is arranged between the lining valve covers, the upper valve rod is connected with the lower valve rod through the limiting device, a fastening piece is arranged between the lining valve body and the lining valve cover, and the lining valve cover is hermetically arranged on the lining valve body through the fastening piece;
the lining valve body is internally provided with a corrugated pipe, the corrugated pipe is positioned between the lining valve body and the lower valve rod, and the corrugated pipe is fixed on the lining valve clack in a sealing way.
Preferably, a packing body is arranged between the lining valve cover and the lower valve rod, and a packing gland is arranged on the lining valve cover at the upper part of the packing body.
Preferably, a hand wheel is fixedly arranged at the top end of the upper valve rod.
Preferably, extension pieces are fixedly arranged on two sides of the hand wheel, and oblique stripes are formed on the extension pieces.
Preferably, the fastener comprises first bolts which are respectively positioned at two sides of the top of the lining valve body, the first bolts are installed in the lining valve body and the lining valve cover in a threaded mode, and nuts are installed on the outer surfaces of the first bolts in a threaded mode.
Preferably, the fastener comprises a hoop, the hoop is sleeved on the outer surfaces of the lining valve body and the lining valve cover, and a second bolt is arranged on one side of the hoop in a threaded manner.
Preferably, a clamping block is fixedly connected to the inner side of the anchor ear, and clamping grooves are formed in the outer sides of the lining valve cover and the lining valve body.
Compared with the prior art, the utility model has the beneficial effects that:
1. through being provided with the bellows, the bellows plays the effect of isolation pipeline medium at the whole in-process of lining valve clack opening and closing motion, because the device has add the bellows, forms the protection with the valve rod, effectively keeps apart pipeline medium and corrodes the emergence of valve part phenomenon through the impaired valve rod to the life of the whole machine of extension valve.
2. The fastener is arranged to fixedly and hermetically connect the lining valve body and the lining valve cover, when the fastener is fixed, the first bolt can be screwed into the lining valve body and the lining valve cover and is fixed through the first bolt, and then the nut is screwed onto the first bolt, and the nut is matched with the first bolt to tightly seal the lining valve body and the lining valve cover; the hoop can be sleeved between the lining valve body and the lining valve cover, and the hoop is fastened through the second bolt, so that the hoop can fasten and seal the lining valve body and the lining valve cover, and the arranged clamping blocks are respectively clamped in the clamping grooves on the lining valve body and the lining valve cover, so that the hoop can firmly fixedly connect the lining valve body and the lining valve cover.
Drawings
FIG. 1 is a schematic elevational cross-sectional view of the structure of the present utility model;
FIG. 2 is a schematic elevation view of a portion of the structure of the present utility model;
FIG. 3 is a schematic elevational, partial cross-sectional view of the structure of the present utility model;
FIG. 4 is a schematic top view of the structure of the present utility model;
fig. 5 is an enlarged schematic view of a portion of the structure of fig. 3 a according to the present utility model.
In the figure: 110. a liner valve body; 111. a liner flap; 112. a lower valve rod; 113. a liner valve cover; 114. an upper valve rod; 115. a limiting ring; 116. a hand wheel; 117. a filler body; 118. a packing gland; 119. a bellows; 120. an extension member; 200. a limiting device; 300. a fastener; 310. a first bolt; 311. a nut; 312. a hoop; 313. a second bolt; 314. a clamping block; 315. a clamping groove.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1, an embodiment of the present utility model is provided: a bellows-lined shutoff valve, comprising: the lining valve body 110 and the lining valve cover 113, (the limiting device 200, the packing body 117 and the packing gland 118 in the utility model are the prior art of lining valves, the specific structure is not repeated), the lining valve body 110 is provided with a lining valve clack 111, the upper part of the lining valve clack 111 is provided with a lower valve rod 112, the lining valve cover 113 is penetrated with an upper valve rod 114, the upper valve rod 114 at the top of the lining valve cover 113 is provided with a limiting ring 115, the limiting device 200 is arranged between the lining valve covers 113, the upper valve rod 114 is connected with the lower valve rod 112 through the limiting device 200, a fastener 300 is arranged between the lining valve body 110 and the lining valve cover 113, and the lining valve cover 113 is hermetically arranged on the lining valve body 110 through the fastener 300;
the lining valve body 110 is internally provided with the corrugated pipe 119, the corrugated pipe 119 is positioned between the lining valve body 110 and the lower valve rod 112, the corrugated pipe 119 is sealed and fixed on the lining valve clack 111, the upper valve rod 114 is connected with the lower valve rod 112 through the limiting device 200, so that the lower valve rod 112 is driven to do vertical linear motion perpendicular to a pipeline, and the corrugated pipe 119 is compressed or loosened when the lower valve rod 112 is installed with the lining valve clack 111 and the lower valve rod 112 does vertical linear motion, so that the corrugated pipe 119 plays a role of isolating pipeline media in the whole opening and closing motion process of the lining valve clack 111, the service life of the valve is prolonged, and the device is additionally provided with the corrugated pipe 119 to form protection with the valve rod, so that the pipeline media are effectively isolated from damaging valve components through the valve rod, and the service life of the whole valve is prolonged.
Further, a packing body 117 is provided between the liner valve cover 113 and the lower valve stem 112, and a packing gland 118 is provided on the liner valve cover 113 at the upper part of the packing body 117.
Further, a hand wheel 116 is fixedly installed at the top end of the upper valve rod 114, and when the device is used, the upper valve rod 114 is driven to rotate by the hand wheel 116.
Further, the extending members 120 are fixedly installed on two sides of the hand wheel 116, and inclined stripes are formed on the extending members 120, so that the setting of the extending members 120 is convenient for a worker to control the hand wheel 116, and further, the upper valve rod 114 can be rotated more conveniently.
Example two
In comparison with the first embodiment, referring to fig. 1, the fastener 300 includes first bolts 310, the first bolts 310 are respectively located at two sides of the top of the liner valve body 110, the first bolts 310 are screwed into the liner valve body 110 and the liner valve cover 113, nuts 311 are screwed on the outer surfaces of the first bolts 310, the fastener 300 plays a role in fixedly and sealingly connecting the liner valve body 110 and the liner valve cover 113, and when the fastener 300 is fixed, the first bolts 310 can be screwed into the liner valve body 110 and the liner valve cover 113, the first bolts 310 are fixed, the nuts 311 are screwed onto the first bolts 310, and the nuts 311 and the first bolts 310 cooperate to tightly seal the liner valve body 110 and the liner valve cover 113.
Example III
In comparison with the first embodiment, referring to fig. 2-5, the fastener 300 includes a hoop 312, the hoop 312 is sleeved on the outer surfaces of the liner valve body 110 and the liner valve cover 113, a second bolt 313 is screwed on one side of the hoop 312, and the hoop 312 can be sleeved between the liner valve body 110 and the liner valve cover 113, and the hoop 312 is fastened through the second bolt 313, so that the hoop 312 fastens and seals the liner valve body 110 and the liner valve cover 113.
Further, a clamping block 314 is fixedly connected to the inner side of the hoop 312, clamping grooves 315 are formed in the outer sides of the lining valve cover 113 and the lining valve body 110, and when the lining valve body 110 and the lining valve cover 113 are tightly sealed through the hoop 312, the arranged clamping blocks 314 are respectively clamped in the clamping grooves 315 on the lining valve body 110 and the lining valve cover 113, so that the hoop 312 firmly fixedly connects the lining valve body 110 and the lining valve cover 113.
Working principle: when the device is used, the upper valve rod 114 is driven to rotate through the hand wheel 116, the upper valve rod 114 is connected with the lower valve rod 112 through the limiting device 200, the limiting device 200 is the prior art of a lining valve, the specific structure is not repeated), so that the lower valve rod 112 is driven to vertically and linearly move up and down, the corrugated pipe 119 is compressed or loosened when the lower valve rod 112 vertically and linearly moves up and down due to the fact that the lower valve rod 112 is arranged with the lining valve clack 111, the corrugated pipe 119 plays a role in isolating pipeline media in the whole opening and closing movement process of the lining valve clack 111, the service life of the valve is prolonged, the corrugated pipe 119 is additionally arranged in the device, protection is formed between the corrugated pipe 119 and the valve rod, the occurrence of the phenomenon that the pipeline media erodes valve components through damage of the valve rod is effectively isolated, and the service life of the whole valve machine is prolonged.
The fastener 300 plays a role of fixedly and hermetically connecting the lining valve body 110 and the lining valve cover 113, when the lining valve body 110 and the lining valve cover 113 are fixed, the first bolt 310 can be screwed into the lining valve body 110 and the lining valve cover 113, the first bolt 310 is used for fixing, the nut 311 is screwed onto the first bolt 310, the nut 311 is matched with the first bolt 310 to tightly seal the lining valve body 110 and the lining valve cover 113, the hoop 312 can be sleeved between the lining valve body 110 and the lining valve cover 113, the hoop 312 is tightly fastened through the second bolt 313, so that the hoop 312 tightly seals the lining valve body 110 and the lining valve cover 113, and when the lining valve body 110 and the lining valve cover 113 are tightly sealed through the hoop 312, the arranged clamping blocks 314 are respectively clamped in the clamping grooves 315 on the lining valve body 110 and the lining valve cover 113, so that the hoop 312 firmly fixes the lining valve body 110 and the lining valve cover 113.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A bellows-lined shutoff valve, comprising: liner valve body (110) and lining valve gap (113), be equipped with lining valve clack (111) in lining valve body (110), lower valve rod (112) are installed on lining valve clack (111) upper portion, run through in lining valve gap (113) have upper valve rod (114), be equipped with spacing ring (115) on upper valve rod (114) at lining valve gap (113) top, be equipped with stop device (200) between lining valve gap (113), upper valve rod (114) are connected with lower valve rod (112) through stop device (200), characterized in that, be provided with fastener (300) between lining valve body (110) and lining valve gap (113), lining valve gap (113) are installed on lining valve body (110) through fastener (300) seal;
a corrugated pipe (119) is arranged in the lining valve body (110), the corrugated pipe (119) is located between the lining valve body (110) and the lower valve rod (112), and the corrugated pipe (119) is fixed on the lining valve clack (111) in a sealing mode.
2. A bellows liner shut-off valve according to claim 1, wherein: a packing body (117) is arranged between the lining valve cover (113) and the lower valve rod (112), and a packing gland (118) is arranged on the lining valve cover (113) at the upper part of the packing body (117).
3. A bellows liner shut-off valve according to claim 1, wherein: a hand wheel (116) is fixedly arranged at the top end of the upper valve rod (114).
4. A bellows liner shut-off valve according to claim 3, wherein: extension pieces (120) are fixedly arranged on two sides of the hand wheel (116), and oblique stripes are formed on the extension pieces (120).
5. A bellows liner shut-off valve according to claim 1, wherein: the fastener (300) comprises first bolts (310), wherein the first bolts (310) are respectively positioned on two sides of the top of the lining valve body (110), the first bolts (310) are installed in the lining valve body (110) and the lining valve cover (113) in a threaded mode, and nuts (311) are installed on the outer surface of the first bolts (310) in a threaded mode.
6. A bellows liner shut-off valve according to claim 1, wherein: the fastener (300) comprises a hoop (312), the hoop (312) is sleeved on the outer surfaces of the lining valve body (110) and the lining valve cover (113), and a second bolt (313) is installed on one side of the hoop (312) in a threaded mode.
7. A bellows liner shut-off valve as in claim 6 wherein: clamping blocks (314) are fixedly connected to the inner sides of the hoops (312), and clamping grooves (315) are formed in the outer sides of the lining valve cover (113) and the lining valve body (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321952386.7U CN220185858U (en) | 2023-07-24 | 2023-07-24 | Bellows lining stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321952386.7U CN220185858U (en) | 2023-07-24 | 2023-07-24 | Bellows lining stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220185858U true CN220185858U (en) | 2023-12-15 |
Family
ID=89104273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321952386.7U Active CN220185858U (en) | 2023-07-24 | 2023-07-24 | Bellows lining stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220185858U (en) |
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2023
- 2023-07-24 CN CN202321952386.7U patent/CN220185858U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |