CN220204712U - Flange type soft sealing gate valve - Google Patents
Flange type soft sealing gate valve Download PDFInfo
- Publication number
- CN220204712U CN220204712U CN202321945440.5U CN202321945440U CN220204712U CN 220204712 U CN220204712 U CN 220204712U CN 202321945440 U CN202321945440 U CN 202321945440U CN 220204712 U CN220204712 U CN 220204712U
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- CN
- China
- Prior art keywords
- valve
- plate
- fluid channel
- gate valve
- rod
- Prior art date
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- 238000007789 sealing Methods 0.000 title abstract description 19
- 239000012530 fluid Substances 0.000 claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 239000000945 filler Substances 0.000 claims description 7
- 229920006327 polystyrene foam Polymers 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 abstract description 8
- 230000007774 longterm Effects 0.000 abstract description 5
- 125000006850 spacer group Chemical group 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
Landscapes
- Sliding Valves (AREA)
Abstract
The utility model discloses a flange type soft sealing gate valve, which comprises: the valve body main part, valve body main part bottom inboard is provided with fluid channel, and valve body main part upper end is provided with the valve gap, and the rotation is provided with the valve rod in the valve gap, and the valve rod lower extreme is provided with the valve plate, and fluid channel left side is provided with the feed liquor ring flange, and fluid channel right side is provided with out the liquid ring flange, and fluid channel is close to the one end of feed liquor ring flange and is provided with the speed reducer, is provided with the overflow aperture on the speed reducer, and one side that the speed reducer is close to the valve plate is provided with the vortex blade. Compared with the prior art, the valve plate is provided with the speed reducing plate, the overflow hole, the turbulence blades and the speed reducing cover, when the valve plate is opened to enable liquid to circulate, the speed reducing cover, the speed reducing plate, the overflow hole and the turbulence blades can be used for reducing the fluid impact force during opening, so that the problems that the impact force is large at the moment of opening the gate valve, the gate valve is easy to damage after long-term use, and the service life is shortened are solved.
Description
Technical Field
The utility model belongs to the technical field of gate valves, and particularly relates to a flange type soft sealing gate valve.
Background
The soft sealing sluice valve is characterized in that the opening and closing part of the soft sealing sluice valve is a flashboard, the moving direction of the flashboard is vertical to the fluid direction, the sluice valve can only be fully opened and fully closed and can not be regulated and throttled, the flashboard is provided with two sealing surfaces, the two sealing surfaces of the most commonly used mode sluice valve form wedge shapes, wedge angles are different according to valve parameters, and the soft sealing sluice valve is divided into a rising stem soft sealing sluice valve and a hidden stem soft sealing sluice valve. The lifting rod is generally provided with trapezoidal threads, and the rotating motion is changed into linear motion through a nut in the middle of the flashboard and a guide groove on the valve body, namely, the operating torque is changed into the operating thrust so as to realize opening and closing.
The flange type wedge type soft sealing gate valve has the specific technical scheme as follows: the flange type soft sealing gate valve comprises a valve body, wherein a fluid channel is formed in the valve body, a lower valve cover is fixed at the top of the valve body, the upper part of the lower valve cover is covered by an upper valve cover, a valve seat is arranged in the valve body, an upper annular clamping groove is formed in the upper end of the valve seat, an upper annular sealing rubber ring is arranged in the upper annular clamping groove, a lower annular clamping groove is formed in the lower end of the valve seat, a lower annular sealing rubber ring is arranged in the lower annular clamping groove, a valve plate is arranged in the valve seat, the valve plate is connected with a valve rod through a nut, the valve rod sequentially passes through the lower valve cover, the upper valve cover and a support and is connected with a hand wheel, the valve plate is of a wedge-shaped structure, the structure strength is good, poor sealing and water leakage phenomena cannot occur, a filler clamping ring is arranged between the valve rod and the upper valve cover, the sealing effect is good, the friction force of the gate valve is reduced, and the opening and closing force of the valve is lightened. The device can be used when the fluid is regulated and controlled, has large impact force at the moment of opening, is easy to damage a gate valve after long-term use, and reduces the service life.
Disclosure of Invention
The utility model provides a flange type soft sealing gate valve, and aims to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a flange type soft seal gate valve, comprising: the valve body main part, valve body main part bottom inboard is provided with fluid channel, valve body main part upper end is provided with the valve gap, the rotation is provided with the valve rod in the valve gap, the valve rod lower extreme is provided with the valve plate, fluid channel left side is provided with the feed liquor ring flange, fluid channel right side is provided with out the liquid ring flange, fluid channel is close to the one end of feed liquor ring flange is provided with the speed reducer, be provided with the overflow aperture on the speed reducer, the speed reducer is close to one side of valve plate is provided with the vortex blade.
Still further, the inside dead lever that is provided with of fluid passageway, the dead lever set up in between the speed reduction plate with the valve plate, the dead lever is close to one side rotation of speed reduction plate is provided with the vortex blade.
Still further, the valve gap upper end is provided with the ring support, the ring support set up in the valve rod outside, the inboard slip of ring support upper end is provided with the movable block, the movable block upper end outside is provided with the carousel, the movable block lower extreme is provided with the spacer pin, the valve rod upper end is provided with the spacing hole, the spacing hole with the corresponding setting in spacer pin position.
Furthermore, a reset spring is fixedly arranged at the upper end of the valve rod, and one end, far away from the valve rod, of the reset spring is fixedly connected with the lower end of the moving block.
Still further, the valve rod upper end is fixedly provided with the guide bar, the movable block is provided with the direction through-hole, the guide bar with direction through-hole sliding fit, reset spring set up in the guide bar outside.
Still further, guide bar upper end is provided with L type limiting clamping plate, the movable block upper end is provided with the pivot, the pivot outside rotates and is provided with the limiting plate.
Still further, the movable block upper end is provided with the fixed block, the limiting plate with be provided with spacing spring between the fixed block.
Furthermore, a speed reducing cover is arranged on one side of the speed reducing plate, which is close to the liquid inlet flange plate, and a polystyrene foam plastic filler for reducing the impact force of fluid is arranged in the speed reducing cover.
Compared with the prior art, the utility model has the beneficial effects that: the utility model is provided with the liquid inlet flange and the liquid outlet flange, which are convenient for connecting the device with a pipeline, and by arranging the speed reducing plate, the overflow hole, the turbulence blades and the speed reducing cover, when the valve plate is opened to enable liquid to circulate, fluid circulates instantly to firstly rush into the middle part of the speed reducing plate to be blocked and decelerated by the speed reducing cover, the polystyrene foam filler in the speed reducing cover reduces the fluid impact force, the damage of the device caused by uneven fluid impact force is avoided, and then the overflowed liquid flows outwards through the overflow hole and contacts with the turbulence blades, so that the fluid impact force during opening is reduced, and the problems that the valve is large in instant impact force during opening, the valve is easy to damage after long-term use, and the service life is reduced are solved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of the internal structure of the present utility model;
fig. 4 is a partial enlarged view at B in fig. 3.
In the figure: 1. a valve body; 2. a fluid channel; 3. a valve cover; 4. a valve stem; 5. a valve plate; 6. a liquid inlet flange plate; 7. a liquid outlet flange plate; 8. a speed reducing plate; 9. an overflow aperture; 10. turbulence blades; 11. a fixed rod; 12. a circular ring bracket; 13. a moving block; 14. a turntable; 15. a limiting pin; 16. a limiting hole; 17. a return spring; 18. a guide rod; 19. a guide through hole; 20. an L-shaped limiting clamping plate; 21. a rotating shaft; 22. a fixed block; 23. a limiting plate; 24. a limit spring; 25. a speed reducing cover.
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.
As shown in fig. 1 to 4, a flange type soft sealing gate valve comprises: the valve body 1, the inner side of the bottom of the valve body 1 is provided with a fluid channel 2, the upper end of the valve body 1 is provided with a valve cover 3, the valve cover 3 is rotationally provided with a valve rod 4, the lower end of the valve rod 4 is provided with a valve plate 5, the left side of the fluid channel 2 is provided with a liquid inlet flange 6, the right side of the fluid channel 2 is provided with a liquid outlet flange 7, one end of the fluid channel 2 close to the liquid inlet flange 6 is provided with a speed reducing plate 8, the speed reducing plate 8 is provided with a turbulence blade 10 on one side close to the valve plate 5, one side of the speed reducing plate 8 close to the liquid inlet flange 6 is provided with a speed reducing cover 25, polystyrene foam plastic filler for reducing the impact force of fluid is arranged in the speed reducing cover 25, the valve body 1, the fluid channel 2, the valve cover 3, the valve rod 4 and the valve plate 5 are all of the prior art, the polystyrene foam plastic is the most used as a buffer material at present, the mechanical strength is good, the buffer performance is excellent, through setting up feed liquor ring flange 6 and play liquid ring flange 7, be convenient for be connected device and pipeline, through setting up speed reducing plate 8, overflow aperture 9, vortex blade 10 and speed reducing cover 25, when opening valve plate 5 and making the liquid circulation, the fluid circulation is earlier in the twinkling of an eye to dash speed reducing plate 8 middle part and is blockked the speed reducing by speed reducing cover 25, and reduce fluid impact by the polystyrene foam plastic filler in the speed reducing cover 25, can not cause the uneven damage that causes the device of fluid impact, later outwards flow by overflow aperture 9, the fluid that flows contacts with vortex blade 10 again, thereby fluid impact when reducing opening has solved the gate valve and has made the gate valve damage easily in a long-term use when opening an instant impact, reduce life's problem.
The inside dead lever 11 that is provided with of fluid channel 2, dead lever 11 set up between speed reducer 8 and valve plate 5, and the dead lever 11 is close to one side rotation of speed reducer 8 and is provided with vortex blade 10, through setting up dead lever 11 and rotating the vortex blade 10 that sets up, the liquid that is convenient for flow out by overflow hole 9 flows to liquid ring flange 7 one side through vortex blade 10 smoothly, and pivoted vortex blade 10 can evenly by the impact that slows down the liquid that overflow hole 9 flows out for valve plate 5 receives the impact less.
The valve cover 3 upper end is provided with ring support 12, ring support 12 sets up in the valve rod 4 outside, ring support 12 upper end inboard slides and is provided with movable block 13, the movable block 13 upper end outside is provided with carousel 14, movable block 13 lower extreme is provided with spacer pin 15, valve rod 4 upper end is provided with spacing hole 16, spacing hole 16 and spacer pin 15 position correspondence set up, the fixed reset spring 17 that is provided with in valve rod 4 upper end, the one end that reset spring 17 kept away from valve rod 4 and the lower extreme fixed connection of movable block 13, through setting up ring support 12, movable block 13, carousel 14, spacer pin 15, spacing hole 16 and reset spring 17, when needs to rotate valve rod 4, can press down movable block 13 earlier and make reset spring 17 compression deformation, and make spacer pin 15 insert in spacing hole 16, rotate carousel 14 again and make spacer pin 15 drive valve rod 4 rotation, and then can control valve plate 5 and remove, loosen movable block 13 after the rotation, drive spacer pin 15 and shift out spacing hole 16 under the effect of reset spring 17, can prevent that outside collision or maloperation makes carousel 14 rotate and make 5 unexpected removal.
The fixed guide bar 18 that is provided with in valve rod 4 upper end, movable block 13 are provided with guide through-hole 19, guide bar 18 and guide through-hole 19 sliding fit, and reset spring 17 sets up in the guide bar 18 outside for movable block 13 is more steady when moving in ring support 12 through setting up guide bar 18 and guide through-hole 19.
The guide rod 18 upper end is provided with L type limit clamping plate 20, the movable block 13 upper end is provided with pivot 21, pivot 21 outside rotation is provided with limiting plate 23, the movable block 13 upper end is provided with fixed block 22, be provided with spacing spring 24 between limiting plate 23 and the fixed block 22, make limiting plate 23 be located the direction through-hole 19 top when spacing spring 24 does not receive the exogenic action, through setting up L type limit clamping plate 20, pivot 21, fixed block 22, limiting plate 23 and spacing spring 24, move away limiting plate 23 from the direction through-hole 19 top before pressing movable block 13, during the pressing movable block 13, guide rod 18 moves along direction through-hole 19, when spacing round pin 15 inserts spacing hole 16, L type limit clamping plate 20 moves to movable block 13 top, loosen limiting plate 23 usable limiting spring 24 at this moment and drive limiting plate 23 card income L type limit clamping plate 20, make things convenient for the carousel 14 to drive valve rod 4 rotation, shift out limiting plate 23 from L type limit clamping plate 20 in the effect of the rotatory carousel 4, can make automatic messenger's spacing round pin 15 shift out of the outside under reset spring 17 effect and prevent that unexpected rotation of the valve plate 14 from making the outside from making the rotatory round pin 15 move out and making the unexpected under the effect of the reset spring 17.
The working principle of the utility model is as follows: when the valve plate 5 needs to be moved, the limiting plate 23 is moved from the upper part of the guide through hole 19, the moving block 13 is pressed, the guide rod 18 moves along the guide through hole 19, when the limiting pin 15 is inserted into the limiting hole 16, the L-shaped limiting clamping plate 20 moves to the upper part of the moving block 13, at the moment, the limiting plate 23 is loosened, the limiting plate 23 can be driven by the limiting spring 24 to be clamped into the L-shaped limiting clamping plate 20, the limiting plate 23 is utilized to limit and fix the guide rod 18, the rotating turntable 14 is convenient to drive the valve rod 4 to rotate so as to drive the valve plate 5 to move, the limiting plate 23 is moved out of the L-shaped limiting clamping plate 20 after the valve rod 4 is rotated, the limiting pin 15 can be automatically moved out of the limiting hole 16 under the action of the reset spring 17, the rotating turntable 14 is prevented from moving accidentally due to collision or misoperation, when the valve plate 5 is opened, the middle part of the reducing plate 8 is blocked and decelerated by the reducing impact force of the reducing the polystyrene foam plastic filler in the reducing cover 25, the impact force of the fluid, the impact force of the device is not caused, and then the impact force of the gate valve is reduced by the overflow hole 9 to flow outwards, and the impact force of the gate valve is reduced when the gate valve is opened, the impact force is used for a long time, so that the impact force of the device is easy to open, and the device is damaged when the impact force of a long-term is used, and the impact force is greatly when the impact force is used.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a flange formula soft seal gate valve, its characterized in that, including valve body main part (1), valve body main part (1) bottom inboard is provided with fluid channel (2), valve body main part (1) upper end is provided with valve gap (3), valve gap (3) internal rotation is provided with valve rod (4), valve rod (4) lower extreme is provided with valve plate (5), fluid channel (2) left side is provided with feed liquor ring flange (6), fluid channel (2) right side is provided with out liquid ring flange (7), fluid channel (2) are close to the one end of feed liquor ring flange (6) is provided with reducing gear (8), be provided with overflow hole (9) on reducing gear (8), reducing gear (8) are close to one side of valve plate (5) is provided with vortex blade (10).
2. A flanged soft seal gate valve according to claim 1, wherein: the fluid channel (2) is internally provided with a fixed rod (11), the fixed rod (11) is arranged between the speed reduction plate (8) and the valve plate (5), and one side, close to the speed reduction plate (8), of the fixed rod (11) is rotatably provided with the turbulence blades (10).
3. A flanged soft seal gate valve according to claim 2, wherein: the valve cover is characterized in that a circular ring support (12) is arranged at the upper end of the valve cover (3), the circular ring support (12) is arranged on the outer side of the valve rod (4), a moving block (13) is slidably arranged on the inner side of the upper end of the circular ring support (12), a rotary table (14) is arranged on the outer side of the upper end of the moving block (13), a limiting pin (15) is arranged at the lower end of the moving block (13), a limiting hole (16) is formed in the upper end of the valve rod (4), and the position of the limiting hole (16) corresponds to the position of the limiting pin (15).
4. A flanged soft seal gate valve according to claim 3, wherein: the upper end of the valve rod (4) is fixedly provided with a return spring (17), and one end, far away from the valve rod (4), of the return spring (17) is fixedly connected with the lower end of the moving block (13).
5. A flanged soft seal gate valve according to claim 4, wherein: the valve rod (4) upper end is fixedly provided with guide bar (18), movable block (13) are provided with direction through-hole (19), guide bar (18) with direction through-hole (19) sliding fit, reset spring (17) set up in guide bar (18) outside.
6. A flanged soft seal gate valve according to claim 5, wherein: the guide rod (18) upper end is provided with L spacing cardboard (20), movable block (13) upper end is provided with pivot (21), pivot (21) outside rotates and is provided with limiting plate (23).
7. A flanged soft seal gate valve according to claim 6, wherein: the upper end of the moving block (13) is provided with a fixed block (22), and a limiting spring (24) is arranged between the limiting plate (23) and the fixed block (22).
8. A flanged soft seal gate valve according to claim 2, wherein: the speed reducing plate (8) is provided with a speed reducing cover (25) at one side close to the liquid inlet flange plate (6), and a polystyrene foam plastic filler for reducing fluid impact force is arranged in the speed reducing cover (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321945440.5U CN220204712U (en) | 2023-07-24 | 2023-07-24 | Flange type soft sealing gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321945440.5U CN220204712U (en) | 2023-07-24 | 2023-07-24 | Flange type soft sealing gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220204712U true CN220204712U (en) | 2023-12-19 |
Family
ID=89139690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321945440.5U Active CN220204712U (en) | 2023-07-24 | 2023-07-24 | Flange type soft sealing gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220204712U (en) |
-
2023
- 2023-07-24 CN CN202321945440.5U patent/CN220204712U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |