CN113154065B - Gate valve based on polyurethane wear-resistant material - Google Patents
Gate valve based on polyurethane wear-resistant material Download PDFInfo
- Publication number
- CN113154065B CN113154065B CN202110445878.6A CN202110445878A CN113154065B CN 113154065 B CN113154065 B CN 113154065B CN 202110445878 A CN202110445878 A CN 202110445878A CN 113154065 B CN113154065 B CN 113154065B
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- Prior art keywords
- plate
- groove
- gate valve
- flashboard
- valve based
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- 239000000463 material Substances 0.000 title claims abstract description 23
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 19
- 239000004814 polyurethane Substances 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 40
- 230000003014 reinforcing effect Effects 0.000 claims description 26
- 230000030279 gene silencing Effects 0.000 claims description 15
- 229920001971 elastomer Polymers 0.000 claims description 3
- 229920006334 epoxy coating Polymers 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 230000002787 reinforcement Effects 0.000 abstract 1
- 230000006978 adaptation Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0281—Guillotine or blade-type valves, e.g. no passage through the valve member
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/0263—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor using particular material or covering means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/60—Handles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K47/00—Means in valves for absorbing fluid energy
- F16K47/02—Means in valves for absorbing fluid energy for preventing water-hammer or noise
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
Abstract
The invention relates to the technical field of gate valves and discloses a gate valve based on polyurethane wear-resistant materials, wherein a fixed seat is integrally arranged on the upper surface of a valve body, a sealing groove is formed in the valve body, a mounting plate is clamped on the upper surface of the fixed seat, a fixing rod is fixedly arranged on the upper surface of the mounting plate, a fixing plate is arranged outside the fixing rod in a penetrating manner, a screw rod is arranged in the middle position of the upper surface of the fixing plate in a penetrating manner, a hand wheel is rotatably connected to the top end of the screw rod, a flashboard is connected to the tail end of the screw rod, and a protection plate is arranged outside the flashboard. Utilize to be provided with first gusset plate and second gusset plate in the outside of flashboard to can play fine reinforcement scour protection effect to the flashboard, and be provided with the acoustical panel in the centre of first gusset plate and second gusset plate, can reduce the noise that rivers erode, thereby in the leakproofness of increase flashboard and seal groove, also can effectually increase the life of gate valve.
Description
Technical Field
The invention relates to the technical field of gate valves, in particular to a gate valve based on polyurethane wear-resistant materials.
Background
The gate valve is a gate plate of an opening and closing piece, the moving direction of the gate plate is perpendicular to the fluid direction, the gate valve can only be fully opened and fully closed, and cannot be regulated and throttled, when the gate valve is closed, the sealing surface can be sealed only by means of medium pressure, namely the sealing surface of the gate plate is pressed against the valve seat on the other side only by means of medium pressure to ensure the sealing of the sealing surface, the gate valve is self-sealed, most gate valves adopt forced sealing, namely the gate plate is forced to be pressed against the valve seat by means of external force when the gate valve is closed, so that the sealing performance of the sealing surface is ensured, and with the progress of society, gate valves of different materials, such as metal material valves, nonmetal material valves and the like, can be produced according to different requirements, so that the gate valve is convenient for users to use under different environments.
However, the gate valve can be manufactured by different materials, the gate plate of the gate valve is easy to be washed under long-time use, the service life is lower, and the mounting plate and the fixing seat of the gate valve are generally rotationally connected through a plurality of bolts when being mounted, so that the gate valve is relatively inconvenient to dismount and maintain. Accordingly, one skilled in the art would be able to provide a gate valve based on polyurethane wear resistant materials to address the problems set forth in the background above.
Disclosure of Invention
The invention aims to provide a gate valve based on polyurethane wear-resistant materials, so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a gate valve based on polyurethane wear-resistant material, includes the valve body, the fixing base is installed to the upper surface integral type of valve body, and the inside of valve body has seted up the seal groove, the upper surface joint of fixing base has the mounting panel, the upper surface fixed mounting of mounting panel has the dead lever, the outside of dead lever runs through and installs the fixed plate, the upper surface intermediate position department of fixed plate runs through and installs the screw rod, the top of screw rod is rotated and is connected with the hand wheel, and the end-to-end connection of screw rod has the flashboard, the outside of flashboard is provided with the guard plate.
As still further aspects of the invention: the bayonet locks are symmetrically arranged on the lower surface of the flashboard, and clamping grooves which are mutually clamped with the bayonet locks are formed in the sealing groove.
As still further aspects of the invention: the rear surface mounting of guard plate has first gusset plate, the acoustical panel is installed to the rear surface integral type of first gusset plate, the rear surface rigid coupling of acoustical panel has the second gusset plate, the fixed block is installed to the inboard of seal groove, the fixed slot with the mutual adaptation of fixed block has been seted up to the front surface of guard plate.
As still further aspects of the invention: the fixed block is triangular, twelve fixed blocks are arranged at least equidistantly on the inner side of the sealing groove, and a first sealing layer is arranged outside the fixed block.
As still further aspects of the invention: the outside of guard plate is provided with the wearing layer, the wearing layer is the epoxy coating, the thickness of first gusset plate is the same with the second gusset plate.
As still further aspects of the invention: the inside of acoustical panel is provided with the amortization post, the amortization post is cylindrical, is provided with ten at the inside symmetry of acoustical panel.
As still further aspects of the invention: the upper surface of fixing base has been seted up with the recess of fixture block looks adaptation each other, the spacing groove has been seted up to the outside of fixture block, the mounting groove has been seted up to the inboard of recess, the inside of mounting groove is provided with electric telescopic handle, the adapter sleeve has been cup jointed to electric telescopic handle's flexible end outside, one side threaded connection of adapter sleeve has the stopper, one side of stopper is provided with the second sealing layer.
As still further aspects of the invention: the rear surface symmetry of stopper installs the spliced pole, the mounting hole with spliced pole threaded connection is seted up to one side of adapter sleeve.
As still further aspects of the invention: the two ends of the limiting block are triangular, the length of the limiting block is identical to that of the limiting groove, and the second sealing layer is made of rubber.
Compared with the prior art, the invention has the beneficial effects that:
1. the first reinforcing plate and the second reinforcing plate are arranged outside the flashboard, so that the flashboard can be well reinforced and scoured-preventing, the silencing plate is arranged between the first reinforcing plate and the second reinforcing plate, so that the noise of water scouring can be reduced, meanwhile, the front surface of the protection plate arranged outside the first reinforcing plate is provided with the fixing groove, and the fixing groove is mutually matched with the fixing block arranged on the inner side of the sealing groove, so that the sealing performance of the flashboard and the sealing groove is improved, and the service life of the gate valve can be effectively prolonged;
2. utilize the inside with the fixture block embedding to the recess, simultaneously through electric telescopic handle's effect, can be quick with the inside stopper that sets up of mounting groove release to make the stopper enter into the outside spacing groove of seting up of fixture block, thereby can be quick install mounting panel and fixing base and dismantle, be provided with the second sealing layer in the outside of stopper simultaneously, make can increase the leakproofness of spacing department, this setting can make things convenient for mounting panel and fixing base to install and dismantle, its work efficiency of effectual improvement.
Drawings
FIG. 1 is a schematic structural view of a gate valve based on polyurethane wear resistant material;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a schematic view of the structure of a silencer plate in a gate valve based on polyurethane wear-resistant materials;
FIG. 4 is a schematic structural view of a latch block in a gate valve based on polyurethane wear resistant material;
FIG. 5 is an enlarged view of portion B of FIG. 4;
fig. 6 is a schematic structural view of a stopper in a gate valve based on polyurethane wear-resistant material.
In the figure: 1. a hand wheel; 2. a fixing plate; 3. a fixed rod; 4. a mounting plate; 5. a fixing seat; 6. a protection plate; 7. a valve body; 8. sealing grooves; 9. a clamping block; 10. a flashboard; 11. a wear-resistant layer; 12. a fixing groove; 13. a bayonet lock; 14. a fixed block; 15. a first sealing layer; 16. a first reinforcing plate; 17. a sound deadening column; 18. a muffler plate; 19. a second reinforcing plate; 20. a screw; 22. a limit groove; 23. a limiting block; 24. a groove; 25. a second sealing layer; 26. a mounting hole; 27. a mounting groove; 28. a connecting column; 29. connecting sleeves; 30. an electric telescopic rod.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, in the embodiment of the invention, a gate valve based on polyurethane wear-resistant material comprises a valve body 7, a fixing seat 5 is integrally installed on the upper surface of the valve body 7, a sealing groove 8 is formed in one side of the valve body 7, a mounting plate 4 is clamped on the upper surface of the fixing seat 5, a groove 24 mutually matched with a clamping block 9 is formed in the upper surface of the fixing seat 5, a limit groove 22 is formed in the outer portion of the clamping block 9, a mounting groove 27 is formed in the inner side of the groove 24, an electric telescopic rod 30 is arranged in the mounting groove 27, a connecting sleeve 29 is sleeved on the outer portion of a telescopic end of the electric telescopic rod 30, a limit block 23 is connected to one side of the connecting sleeve 29 in a threaded manner, a second sealing layer 25 is arranged on one side of the limit block 23, connecting posts 28 are symmetrically installed on the rear surface of the limit block 23, two ends of the limit block 23 are arranged in a triangular manner, the length of the limit block 23 is identical to the length of the limit groove 22, the second sealing layer 25 is made of rubber material, the clamping block 9 is embedded into the groove 24 by the inner portion of the clamping block 24, meanwhile, the mounting groove 27 is arranged in the inner portion of the electric telescopic rod 30 in a rapid manner, the limit block 27 is connected to the inner portion of the mounting groove, and the limit block 23 can be rapidly pushed out of the limit block 23, the limit block 23 can be conveniently and can be conveniently dismounted from the outer portion of the fixing seat 4, and the mounting seat can be conveniently and installed with the fixing seat 4.
In fig. 4, 5 and 6: the upper surface of the mounting plate 4 is fixedly provided with a fixing rod 3, the outside of the fixing rod 3 is provided with a fixing plate 2 in a penetrating way, the middle position of the upper surface of the fixing plate 2 is provided with a screw rod 20 in a penetrating way, the top end of the screw rod 20 is rotationally connected with a hand wheel 1, the tail end of the screw rod 20 is connected with a flashboard 10, the lower surface of the flashboard 10 is symmetrically provided with a bayonet lock 13, the inside of a sealing groove 8 is provided with a clamping groove mutually clamped with the bayonet lock 13, the outside of the flashboard 10 is provided with a protection plate 6, the rear surface of the protection plate 6 is provided with a first reinforcing plate 16, the rear surface of the first reinforcing plate 16 is integrally provided with a silencing plate 18, the rear surface of the silencing plate 18 is fixedly connected with a second reinforcing plate 19, the inner side of the sealing groove 8 is provided with a fixing block 14, the front surface of the protection plate 6 is provided with a fixing groove 12 mutually matched with the fixing block 14, the fixing block 14 is in a triangular shape, and the fixing block 14 is at least equidistantly provided with twelve inside the sealing groove 8, the outside of the fixed block 14 is provided with a first sealing layer 15, the outside of the protection plate 6 is provided with a wear-resistant layer 11, the wear-resistant layer 11 is an epoxy resin coating, the thickness of the first reinforcing plate 16 is the same as that of the second reinforcing plate 19, the inside of the silencing plate 18 is provided with silencing posts 17, the silencing posts 17 are symmetrically arranged in the silencing plate 18 in a cylindrical shape, the outside of the flashboard 10 is provided with the first reinforcing plate 16 and the second reinforcing plate 19, so that the flashboard 10 can be well reinforced and scoured-preventing, the silencing plate 18 is arranged between the first reinforcing plate 16 and the second reinforcing plate 19, so that the noise of water flow scour can be reduced, meanwhile, the front surface of the protection plate 6 arranged outside the first reinforcing plate 16 is provided with fixed grooves 12, the fixed grooves 12 are mutually matched with the fixed block 14 arranged on the inner side of the sealing groove 8, therefore, the service life of the gate valve can be effectively prolonged while the tightness of the gate plate 10 and the sealing groove 8 is improved.
The working principle of the invention is as follows: when the mounting plate 4 and the fixed seat 5 are mounted, the clamping block 9 mounted below the mounting plate 4 is embedded into the groove 24 formed in the upper surface of the fixed seat 5, the inner side of the fixed seat 5 is symmetrically provided with the mounting groove 27, the inside of the mounting groove 27 is provided with the electric telescopic rod 30, the connecting sleeve 29 is sleeved with the telescopic screw of the electric telescopic rod 30, meanwhile, the other end of the connecting sleeve 29 is in threaded connection with the mounting hole 26 through the connecting column 28, so that the rear surface of the limiting block 23 and the telescopic end of the electric telescopic rod 30 can be connected, after the clamping block 9 enters the inside of the groove 24, the limiting block 23 is outwards ejected from the mounting groove 27 through the action of the electric telescopic rod 30, and the limiting block 23 enters the inside of the limiting groove 22 formed in the outside of the clamping block 9, thereby the clamping block 9 can be rapidly fixed, simultaneously, the second sealing layer 25 is arranged at the outer side of the limiting block 23, the tightness of the joint can be effectively increased by using the arrangement of the second sealing layer 25, the installation plate 4 and the fixed seat 5 which can be rapidly arranged are used for installation and disassembly, the working efficiency is effectively accelerated, simultaneously, when the device works, the hand wheel 1 rotates, the screw rod 20 rotates to rise or fall in the hand wheel 1, the end of the screw rod 20 is connected with the flashboard 10, when the screw rod 20 rises or falls, the flashboard 10 can be opened or closed with the sealing groove 8 arranged in the valve body 7, simultaneously, the second reinforcing plate 19 and the first reinforcing plate 16 are arranged on the front surface of the flashboard 10, the strength of the flashboard 10 can be effectively increased by using the action of the first reinforcing plate 16 and the second reinforcing plate 19, meanwhile, the silencing plate 18 is arranged at the middle position of the first reinforcing plate 16 and the second reinforcing plate 19, and the inside of acoustical panel 18 is provided with acoustical column 17, when rivers strike flashboard 10, can be effectual noise to rivers production through acoustical column 17 carries out the isolation, avoid producing noise pollution, simultaneously be provided with guard plate 6 in the outside of first gusset plate 16, fixed slot 12 has been seted up to the outside of guard plate 6 simultaneously, and fixed slot 12 is triangle-shaped and set up, this fixed slot 12 passageway can reduce the washing of rivers to flashboard 10, the effectual life that increases flashboard 10, be provided with the fixed block 14 with fixed slot 12 looks adaptation in the inside of seal groove 8 simultaneously, when flashboard 10 descends sealed, can make fixed block 14 and fixed slot 12 looks adaptation, still be provided with first sealing layer 15 in the outside of fixed block 14, the leakproofness when utilizing the scalable fixed block 14 of first sealing layer 15 and fixed slot 12 block, thereby the effectual life that increases the gate valve.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention 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 invention 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (7)
1. The utility model provides a gate valve based on polyurethane wear-resistant material, includes valve body (7), its characterized in that, fixing base (5) are installed to the upper surface of valve body (7) an organic whole, and seal groove (8) have been seted up to the inside of valve body (7), the upper surface joint of fixing base (5) has mounting panel (4), the upper surface fixed mounting of mounting panel (4) has dead lever (3), the outside of dead lever (3) runs through and installs fixed plate (2), the upper surface intermediate position department of fixed plate (2) runs through and installs screw rod (20), the top rotation of screw rod (20) is connected with hand wheel (1), and the end-to-end connection of screw rod (20) has flashboard (10), the outside of flashboard (10) is provided with guard plate (6);
the novel anti-theft protection device is characterized in that a first reinforcing plate (16) is arranged on the rear surface of the protection plate (6), a silencing plate (18) is integrally arranged on the rear surface of the first reinforcing plate (16), a second reinforcing plate (19) is fixedly connected to the rear surface of the silencing plate (18), a fixed block (14) is arranged on the inner side of the sealing groove (8), and a fixed groove (12) which is mutually matched with the fixed block (14) is formed in the front surface of the protection plate (6);
the outside of guard plate (6) is provided with wearing layer (11), wearing layer (11) are epoxy coating, first gusset plate (16) are the same with thickness of second gusset plate (19).
2. The gate valve based on the polyurethane wear-resistant material according to claim 1, wherein the clamping pins (13) are symmetrically arranged on the lower surface of the gate plate (10), and clamping grooves which are mutually clamped with the clamping pins (13) are formed in the sealing groove (8).
3. Gate valve based on polyurethane wear-resistant material according to claim 1, characterized in that the fixed blocks (14) are arranged in a triangle, and that the fixed blocks (14) are arranged at least twelve equidistant inside the sealing groove (8), and that the outside of the fixed blocks (14) is provided with a first sealing layer (15).
4. Gate valve based on polyurethane wear-resistant material according to claim 1, characterized in that the inside of the silencing plate (18) is provided with silencing posts (17), the silencing posts (17) are cylindrical, and ten are symmetrically arranged inside the silencing plate (18).
5. The gate valve based on polyurethane wear-resistant materials according to claim 1, characterized in that the upper surface of the fixing seat (5) is provided with a groove (24) mutually matched with the clamping block (9), the outer part of the clamping block (9) is provided with a limit groove (22), the inner side of the groove (24) is provided with a mounting groove (27), the inner part of the mounting groove (27) is provided with an electric telescopic rod (30), the outer part of the telescopic end of the electric telescopic rod (30) is sleeved with a connecting sleeve (29), one side of the connecting sleeve (29) is in threaded connection with a limiting block (23), and one side of the limiting block (23) is provided with a second sealing layer (25).
6. The gate valve based on the polyurethane wear-resistant material according to claim 5, wherein the rear surface of the limiting block (23) is symmetrically provided with a connecting column (28), and one side of the connecting sleeve (29) is provided with a mounting hole (26) in threaded connection with the connecting column (28).
7. The gate valve based on the polyurethane wear-resistant material according to claim 5, wherein two ends of the limiting block (23) are arranged in a triangular shape, the length of the limiting block (23) is the same as that of the limiting groove (22), and the second sealing layer (25) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110445878.6A CN113154065B (en) | 2021-04-25 | 2021-04-25 | Gate valve based on polyurethane wear-resistant material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110445878.6A CN113154065B (en) | 2021-04-25 | 2021-04-25 | Gate valve based on polyurethane wear-resistant material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113154065A CN113154065A (en) | 2021-07-23 |
| CN113154065B true CN113154065B (en) | 2024-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110445878.6A Active CN113154065B (en) | 2021-04-25 | 2021-04-25 | Gate valve based on polyurethane wear-resistant material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113154065B (en) |
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| CN209925665U (en) * | 2019-04-23 | 2020-01-10 | 山东知非环境科技股份有限公司 | Self-compensating sealed electric gate valve |
| CN211145393U (en) * | 2019-10-29 | 2020-07-31 | 苏州力一环境科技有限公司 | Special knife-type gate valve of SOx/NOx control |
| CN112161072A (en) * | 2020-09-24 | 2021-01-01 | 福建新达阀门有限公司 | Ceramic core sealing flat valve |
-
2021
- 2021-04-25 CN CN202110445878.6A patent/CN113154065B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204284488U (en) * | 2014-11-14 | 2015-04-22 | 湖北北辰塑料科技有限公司 | A kind of novel energy dissipating gate valve |
| CN207701801U (en) * | 2017-12-22 | 2018-08-07 | 盐城市天工阀门有限公司 | A kind of automatic compensation balance formula gate valve with two flat plates |
| CN109681653A (en) * | 2019-01-08 | 2019-04-26 | 纽曼（盐城）阀门制造有限公司 | A kind of antirusting long-life type gate valve |
| CN209925665U (en) * | 2019-04-23 | 2020-01-10 | 山东知非环境科技股份有限公司 | Self-compensating sealed electric gate valve |
| CN211145393U (en) * | 2019-10-29 | 2020-07-31 | 苏州力一环境科技有限公司 | Special knife-type gate valve of SOx/NOx control |
| CN112161072A (en) * | 2020-09-24 | 2021-01-01 | 福建新达阀门有限公司 | Ceramic core sealing flat valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113154065A (en) | 2021-07-23 |
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