CN219639594U - Novel high-temperature high-voltage power station stop valve - Google Patents
Novel high-temperature high-voltage power station stop valve Download PDFInfo
- Publication number
- CN219639594U CN219639594U CN202320865229.6U CN202320865229U CN219639594U CN 219639594 U CN219639594 U CN 219639594U CN 202320865229 U CN202320865229 U CN 202320865229U CN 219639594 U CN219639594 U CN 219639594U
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- China
- Prior art keywords
- fixedly connected
- valve
- valve body
- power station
- station stop
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000003825 pressing Methods 0.000 claims abstract description 21
- 239000000945 filler Substances 0.000 claims abstract description 13
- 238000012856 packing Methods 0.000 claims description 24
- 238000007789 sealing Methods 0.000 abstract description 13
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Details Of Valves (AREA)
Abstract
The utility model discloses a novel high-temperature high-voltage power station stop valve which comprises a valve body, wherein a water inlet pipe is penetrated and fixedly connected to the middle position of the left outer wall of the valve body, a water outlet pipe is penetrated and fixedly connected to the middle position of the right outer wall of the valve body, a connecting block is penetrated and fixedly connected to the middle position of the top of the valve body, a valve seat is fixedly connected to the middle position of the inside of the valve body, a lower flange is fixedly connected to the top of the connecting block, and limit nuts which are uniformly distributed are arranged around the bottom of the lower flange. According to the utility model, the gasket is not directly exposed in the air through the linkage among the lower flange, the upper flange and the gasket, so that the service life of the gasket is prolonged, the sealing performance of the valve body is enhanced, and meanwhile, the sealing filler is placed in the filler pressing sleeve through the linkage among the filler pressing plate and the filler pressing sleeve, so that the sealing performance of the valve body is further enhanced, and the leakage of a medium in the valve body is avoided.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a novel high-temperature high-voltage power station stop valve.
Background
The stop valve, also called a stop valve, is the most widely used valve, is popular because the friction force between sealing surfaces in the opening and closing process is small, the stop valve is durable, the opening height is small, the manufacture is easy, the maintenance is convenient, the stop valve is not only suitable for medium and low pressure, but also suitable for high pressure, and the stop valve is one of the most important stop valves, plays an important role in the aerospace field, and is also applied in the power station field.
In the practical application process of the conventional high-temperature high-voltage station stop valve, the gasket is directly placed between two flanges, and long-time sun-drying and rain scouring easily cause the phenomenon that the gasket is weathered, so that the water leakage phenomenon of the stop valve is caused, and the conventional stop valve needs to be improved.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a novel high-temperature high-voltage power station stop valve.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a novel high temperature high voltage power station stop valve, includes the valve body, the left side outer wall intermediate position of valve body runs through and fixedly connected with inlet tube, the right side outer wall intermediate position of valve body runs through and fixedly connected with outlet pipe, the top intermediate position of valve body runs through and fixedly connected with connecting block, the inside intermediate position fixedly connected with disk seat of valve body, the top fixedly connected with lower flange of connecting block, be provided with evenly distributed's spacer nut around the bottom of lower flange, the top of gasket is provided with the upper flange, the top intermediate position of upper flange runs through and fixedly connected with packing press the cover, the top of upper flange runs through and sliding connection has evenly distributed's double-screw bolt, the equal fixedly connected with fixed block of both sides outer wall intermediate position of packing press the cover, the inner wall intermediate position of fixed block all runs through and fixedly connected with connecting rod, the outer wall intermediate position of connecting rod all runs through and is connected with loose joint bolt, the top intermediate position fixedly connected with connecting pipe of packing press the top of cover, the equal fixedly connected with packing clamp plate of both sides outer wall intermediate position of connecting pipe, the top intermediate position of packing clamp plate all is provided with top nut, valve rod intermediate position fixedly connected with valve rod screw cap, valve clack middle position fixedly connected with valve clack.
As a further description of the above technical solution:
the outer walls of the water inlet pipe and the water outlet pipe are fixedly connected with connecting flanges.
As a further description of the above technical solution:
the front end of the stud penetrates through the lower flange and is in threaded connection with the limit nut.
As a further description of the above technical solution:
the front ends of the loose joint bolts penetrate through the packing pressing plate and are in threaded connection with the connecting nuts.
As a further description of the above technical solution:
and the top end of the valve rod is fixedly connected with a hand wheel.
As a further description of the above technical solution:
the front end of the valve rod penetrates through the connecting pipe, the packing pressing sleeve and the valve body and is connected with the valve body in a rotating mode.
The utility model has the following beneficial effects:
according to the utility model, the gasket is not directly exposed in the air through the linkage among the lower flange, the upper flange and the gasket, so that the service life of the gasket is prolonged, the sealing performance of the valve body is enhanced, and meanwhile, the sealing filler is placed in the filler pressing sleeve through the linkage among the filler pressing plate and the filler pressing sleeve, so that the sealing performance of the valve body is further enhanced, and the leakage of a medium in the valve body is avoided.
Drawings
FIG. 1 is a perspective view of a novel high-temperature high-pressure power station stop valve according to the present utility model;
FIG. 2 is a cross-sectional view of a novel high temperature and high pressure power station stop valve according to the present utility model;
fig. 3 is an exploded view of a novel high-temperature high-voltage power station stop valve according to the present utility model.
Legend description:
1. a valve body; 2. a water outlet pipe; 3. a lower flange; 4. a stud; 5. a fixed block; 6. a packing pressing plate; 7. a coupling nut; 8. a valve stem; 9. a hand wheel; 10. a valve stem nut; 11. a loose joint bolt; 12. a connecting pipe; 13. packing pressing sleeve; 14. an upper flange; 15. a limit nut; 16. a connecting flange; 17. a water inlet pipe; 18. a valve seat; 19. a valve flap; 20. a valve flap cover; 21. a gasket; 22. a connecting rod; 23. and (5) connecting a block.
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.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a novel high temperature high voltage power station stop valve, including valve body 1, the left side outer wall intermediate position of valve body 1 runs through and fixedly connected with inlet tube 17, the right side outer wall intermediate position of valve body 1 runs through and fixedly connected with outlet pipe 2, rivers normally enter into valve body 1 from inlet tube 17, simultaneously through the water course that is lower business turn over that sets up in valve body 1, rivers flow out from outlet pipe 2, the top intermediate position of valve body 1 runs through and fixedly connected with connecting block 23, the inside intermediate position fixedly connected with disk seat 18 of valve body 1, the top fixedly connected with lower flange 3 of connecting block 23, the bottom of lower flange 3 is provided with evenly distributed's spacer 15 all around, the top intermediate position of 23 is provided with gasket 21, the top of gasket 21 is provided with flange 14, the outer wall at lower flange 3 and upper flange 14 is provided with the recess (not shown in the figure), the gasket 21 is directly placed in a groove (not shown in the figure), the middle position of the top of the upper flange 14 penetrates through and is fixedly connected with the packing pressing sleeve 13, meanwhile, sealing packing is placed in the packing pressing sleeve 13, the sealing packing also enhances the sealing performance of the whole device to a certain extent, water leakage from the connecting pipe 12 and the valve rod nut 10 is prevented, the top of the upper flange 14 penetrates through and is slidingly connected with uniformly distributed studs 4, then the lower flange 3 and the upper flange 14 are fixed through the connection between the studs 4 and the limit nuts 15, the middle positions of the outer walls of the two sides of the packing pressing sleeve 13 are fixedly connected with fixing blocks 5, the middle positions of the inner walls of the fixing blocks 5 penetrate through and are fixedly connected with connecting rods 22, the middle positions of the outer walls of the connecting rods 22 penetrate through and are rotatably connected with loose joint bolts 11, the middle positions of the top of the packing pressing sleeve 13 are fixedly connected with the connecting pipe 12, the middle positions of the outer walls of two sides of the connecting pipe 12 are fixedly connected with the packing pressing plate 6, the middle positions of the tops of the packing pressing plate 6 are respectively provided with the connecting nut 7, the middle positions of the tops of the connecting pipe 12 are fixedly connected with the valve rod nut 10, the middle positions of the inner walls of the valve rod nut 10 penetrate through and are in threaded connection with the valve rod 8, the front end of the valve rod 8 is fixedly connected with the valve clack cover 20, the middle positions of the bottoms of the valve clack cover 20 are fixedly connected with the valve clack 19, the front end of the valve rod 8 is provided with the valve clack cover 20, meanwhile, the bottom of the valve clack cover 20 is provided with the valve clack 19, the middle position of the inside of the valve body 1 is provided with the valve seat 18, downward operation of the valve rod 8 pushes the valve seat 19 to enable contact between the valve seat 18 and the valve clack 19, meanwhile, the size of the valve clack 19 corresponds to a middle notch of the valve seat 18, and water flowing in the valve body 1 is cut off by the valve clack 19.
The outer wall of inlet tube 17 and outlet pipe 2 all fixedly connected with flange 16 installs the device on the water pipe through flange 16 that sets up on outlet pipe 2 and inlet tube 17, threaded connection between lower flange 3 and the stop nut 15 is run through to the front end of double-screw bolt 4, threaded connection between union bolt 11's front end all runs through packing clamp plate 6 and the coupling nut 7, the top fixedly connected with hand wheel 9 of valve rod 8, through screwing up hand wheel 9, hand wheel 9 drives valve rod 8 and screw thread rotation on valve rod nut 10 for valve rod 8 moves down, and connecting pipe 12, packing press set 13 and valve body 1 are all run through to the front end of valve rod 8 and are rotated and are connected.
Working principle: firstly, before the device is used, the connecting pieces of the device are in a fastening state, so that accidents caused by loosening are avoided, when the device is used, firstly, the device is installed on a water pipe through the connecting flange 16 arranged on the water outlet pipe 2 and the water inlet pipe 17, water flow normally enters the valve body 1 from the water inlet pipe 17, meanwhile, water flow flows out of the water outlet pipe 2 through a water channel which is arranged in the valve body 1 and is lower-inlet upper-outlet, when the water flow needs to be intercepted, the hand wheel 9 is screwed, the hand wheel 9 drives the valve rod 8 to rotate on the valve rod nut 10 in a threaded manner, so that the valve rod 8 runs downwards, the valve clack cover 20 is arranged at the front end of the valve rod 8, meanwhile, the valve clack 19 is arranged at the bottom of the valve clack cover 20, the valve seat 18 is arranged at the middle position inside the valve body 1, the downward running of the valve rod 8 pushes the valve clack 19 to run downwards, the valve seat 18 is in contact with the valve clack 19, meanwhile, the valve clack 19 corresponds to the middle notch of the valve seat 18 in size, the valve clack 19 cuts off water flowing in the valve body 1, when water flow is cut off, high pressure generated in the valve body 1 easily causes water leakage at the joint of the device, grooves (not shown in the drawing) are formed in the outer walls of the lower flange 3 and the upper flange 14, gaskets 21 are directly placed in the grooves (not shown in the drawing), then the lower flange 3 and the upper flange 14 are fixed through connection between the studs 4 and the limit nuts 15, and sealing filler (not shown in the drawing) is placed in the filler pressing sleeve 13, so that the sealing filler also enhances the sealing performance of the whole device to a certain extent, and water leakage from the connecting pipe 12 and the valve rod nuts 10 is prevented.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. The utility model provides a novel high temperature high voltage power station stop valve, includes valve body (1), its characterized in that: the middle position of the left side outer wall of the valve body (1) is penetrated and fixedly connected with a water inlet pipe (17), the middle position of the right side outer wall of the valve body (1) is penetrated and fixedly connected with a water outlet pipe (2), the middle position of the top of the valve body (1) is penetrated and fixedly connected with a connecting block (23), the middle position of the inside of the valve body (1) is fixedly connected with a valve seat (18), the top of the connecting block (23) is fixedly connected with a lower flange (3), limit nuts (15) which are uniformly distributed are arranged around the bottom of the lower flange (3), the middle position of the top of the connecting block (23) is provided with a gasket (21), the top of gasket (21) is provided with upper flange (14), the top intermediate position of upper flange (14) runs through and fixedly connected with packing press sleeve (13), the top of upper flange (14) runs through and sliding connection has evenly distributed's double-screw bolt (4), the both sides outer wall intermediate position of packing press sleeve (13) all fixedly connected with fixed block (5), the inner wall intermediate position of fixed block (5) all runs through and fixedly connected with connecting rod (22), the outer wall intermediate position of connecting rod (22) all runs through and rotates and is connected with loose joint bolt (11), the top intermediate position of packing press sleeve (13) fixedly connected with connecting pipe (12), the novel valve is characterized in that filler pressing plates (6) are fixedly connected to middle positions of outer walls of two sides of the connecting pipe (12), connecting nuts (7) are arranged at middle positions of the tops of the filler pressing plates (6), valve rod nuts (10) are fixedly connected to middle positions of the tops of the connecting pipe (12), valve rods (8) are penetrated through middle positions of inner walls of the valve rod nuts (10) and are in threaded connection with the middle positions of the inner walls of the valve rod nuts (10), valve clack covers (20) are fixedly connected to front ends of the valve rods (8), and valve clacks (19) are fixedly connected to middle positions of the bottoms of the valve clack covers (20).
2. The novel high-temperature high-pressure power station stop valve according to claim 1, wherein: the outer walls of the water inlet pipe (17) and the water outlet pipe (2) are fixedly connected with a connecting flange (16).
3. The novel high-temperature high-pressure power station stop valve according to claim 1, wherein: the front end of the stud (4) penetrates through the lower flange (3) and is in threaded connection with the limit nut (15).
4. The novel high-temperature high-pressure power station stop valve according to claim 1, wherein: the front ends of the loose joint bolts (11) penetrate through the packing pressing plate (6) and are in threaded connection with the connecting nuts (7).
5. The novel high-temperature high-pressure power station stop valve according to claim 1, wherein: the top end of the valve rod (8) is fixedly connected with a hand wheel (9).
6. The novel high-temperature high-pressure power station stop valve according to claim 1, wherein: the front end of the valve rod (8) penetrates through the connecting pipe (12), the packing pressing sleeve (13) and the valve body (1) and is connected in a rotating mode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320865229.6U CN219639594U (en) | 2023-04-17 | 2023-04-17 | Novel high-temperature high-voltage power station stop valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320865229.6U CN219639594U (en) | 2023-04-17 | 2023-04-17 | Novel high-temperature high-voltage power station stop valve |
Publications (1)
Publication Number | Publication Date |
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CN219639594U true CN219639594U (en) | 2023-09-05 |
Family
ID=87807100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202320865229.6U Active CN219639594U (en) | 2023-04-17 | 2023-04-17 | Novel high-temperature high-voltage power station stop valve |
Country Status (1)
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CN (1) | CN219639594U (en) |
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2023
- 2023-04-17 CN CN202320865229.6U patent/CN219639594U/en active Active
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