CN220792074U - Three eccentric butterfly valve with good flow velocity - Google Patents
Three eccentric butterfly valve with good flow velocity Download PDFInfo
- Publication number
- CN220792074U CN220792074U CN202322285205.6U CN202322285205U CN220792074U CN 220792074 U CN220792074 U CN 220792074U CN 202322285205 U CN202322285205 U CN 202322285205U CN 220792074 U CN220792074 U CN 220792074U
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- 238000007789 sealing Methods 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims description 12
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 6
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 6
- 241001330002 Bambuseae Species 0.000 claims description 6
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 6
- 239000011425 bamboo Substances 0.000 claims description 6
- 239000012530 fluid Substances 0.000 abstract description 10
- 230000000903 blocking effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of eccentric valves and discloses a three-eccentric butterfly valve with good flow velocity, which comprises a valve body, wherein a driving mechanism is fixedly connected to the outer surface of the valve body, a first rotating handle is rotatably connected to the outer side surface of the driving mechanism, a second rotating handle is rotatably connected to the upper end surface of the driving mechanism, a valve shaft barrel is rotatably connected to the bottom surface of the driving mechanism, an adapter sleeve is fixedly connected to the bottom end of the valve shaft barrel, a first outer valve plate is fixedly connected to the end surface of the adapter sleeve, a sealing barrel sleeve is fixedly connected to the end surface of the first outer valve plate, a second outer valve plate is fixedly connected to the other end of the sealing barrel sleeve, sealing grooves are formed in the outer surfaces of the first outer valve plate and the second outer valve plate, and rubber rings are sleeved in the sealing grooves. The valve plate formed by the first outer valve plate and the second outer valve plate rotates to open or close the valve, and when the valve is opened, the blocking of fluid in the valve body can be reduced, so that the flow rate of the valve is better.
Description
Technical Field
The utility model relates to the technical field of eccentric valves, in particular to a three-eccentric butterfly valve with good flow velocity.
Background
The valve rod axis is deviated from the disc center and the body center at the same time, and the valve seat rotation axis and the valve body channel axis have a certain angle, which is called as a triple eccentric butterfly valve, and has the characteristics of high Wen Gaojing resistance, corrosion resistance and the like, and is applied to various fields;
in the use of the triple offset butterfly valve, because the space of the inner cavity of the valve body is unchanged, and the valve plate volume of the butterfly valve is also unchanged, when fluid passes through the valve body, the valve plate has a certain blocking effect on the fluid, but because the volume of the existing valve plate is not adjustable, when the fluid flows in the valve body, the blocking effect of the valve plate can influence the flow effect of the fluid, namely the flow velocity of the fluid in the valve body, and the effect of the triple offset butterfly valve in use is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the triple offset butterfly valve with good flow velocity, and solves the problem of poor flow velocity of the triple offset butterfly valve.
In order to achieve the purpose of good flow velocity of the three-eccentric butterfly valve, the utility model provides the following technical scheme: the utility model provides a three eccentric butterfly valve that velocity of flow nature is good, includes the valve body, the surface upside fixedly connected with actuating mechanism of valve body, actuating mechanism's lateral surface rotates and is connected with first commentaries on classics handle, actuating mechanism's up end rotates and is connected with the second commentaries on classics handle, actuating mechanism's bottom surface and the inside that is located the valve body rotate and are connected with the valve shaft section of thick bamboo, the bottom fixedly connected with adapter sleeve of valve shaft section of thick bamboo, the terminal surface fixedly connected with first outer valve plate of adapter sleeve, the terminal surface fixedly connected with seal barrel cover of first outer valve plate, the other end fixedly connected with second outer valve plate of seal barrel cover, seal groove has all been seted up to the surface of first outer valve plate and second outer valve plate, seal groove's inside has cup jointed the rubber circle;
the inside rotation of valve shaft section of thick bamboo is connected with vertical axle, the terminal surface of first outer valve plate rotates and is connected with horizontal axle, the bottom fixedly connected with drive bevel gear of vertical axle, the right-hand member fixedly connected with driven bevel gear of horizontal axle, and drive bevel gear and driven bevel gear meshing transmission, the inboard terminal surface sliding connection of first outer valve plate and second outer valve plate has outer regulation valve plate, both sides sliding connection has interior regulation valve plate between the outer regulation valve plate, the guide way has been seted up to the terminal surface of outer regulation valve plate, the inside fixedly connected with spring of guide way, the inside sliding connection of guide way has the sealing ring, and the both ends and the inner wall and the sealing ring fixed connection of guide way of spring, the inboard one end fixedly connected with adjusting disk of horizontal axle, first adjustment groove has been seted up to one side terminal surface of adjusting disk, the second adjustment groove has been seted up to the opposite side terminal surface of first adjusting disk, the terminal surface rotation of first sliding connection has first slide bar, inside sliding connection has the second sliding pin, the second sliding connection has the second sliding bar.
Preferably, one end of the outer side of the first push-pull rod is fixedly connected with the outer adjusting valve plate, and one end of the outer side of the second push-pull rod is fixedly connected with the inner adjusting valve plate.
Preferably, the first adjusting groove and the second adjusting groove are arc-shaped, the first adjusting groove and the second adjusting groove are arranged in a staggered mode, and the first adjusting groove and the second adjusting groove are different from the adjusting disc in center.
Preferably, the outer adjusting valve plate and the inner adjusting valve plate form a telescopic ring plate, the outer adjusting valve plate and the sealing ring form a telescopic ring, and the inner adjusting valve plate is contacted with the outer adjusting valve plates and the sealing ring at two sides of the inner adjusting valve plate.
Preferably, the outer adjusting valve plates at two sides are contacted with the first outer valve plate and the second outer valve plate, and the sealing rings at two sides are contacted with the first outer valve plate and the second outer valve plate.
Preferably, the vertical shaft is fixedly connected with the second rotary handle, and the first rotary handle is in transmission connection with the valve shaft cylinder through a transmission device arranged in the driving mechanism.
Compared with the prior art, the utility model provides the triple offset butterfly valve with good flow velocity, which has the following beneficial effects:
1. the three-eccentric butterfly valve with good flow velocity can drive the valve shaft cylinder to rotate by rotating the first rotating handle, and then the valve shaft cylinder can drive the first outer valve plate and the second outer valve plate to rotate by the adapter sleeve so as to open the valve body and enable fluid in the valve body to flow first so as to adjust the flow velocity of the fluid subsequently.
2. When the adjusting disc rotates, the first sliding pin can drive the first sliding rod to move radially inwards through the first adjusting groove, the second sliding pin can drive the second sliding rod to move radially inwards through the second adjusting groove, the first sliding rod and the second sliding rod can drive the outer diameter of the telescopic ring plate formed by the outer adjusting valve plate and the inner adjusting valve plate to shrink, the outer adjusting valve plate and the inner adjusting valve plate are shrunk between the first outer valve plate and the second outer valve plate, the outer diameters of the outer adjusting valve plate and the second outer valve plate are the same, and at the moment, the rubber ring is shrunk and is far away from the inner wall of the valve body, so that the volume of a valve core inside the valve body can be reduced, and the fluid flow rate inside the valve body is better.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a partial cross-sectional view of the structural adapter sleeve of the present utility model;
FIG. 3 is a diagram of the combination of an outer and an inner regulator valve plate of the present utility model;
fig. 4 is an enlarged schematic view of a portion of the structure of fig. 3 a according to the present utility model.
Wherein: 1. a valve body; 2. a driving mechanism; 3. a first rotating handle; 4. a second rotating handle; 5. a valve shaft cartridge; 6. an adapter sleeve; 7. a first outer valve plate; 8. sealing the sleeve; 9. a second outer valve plate; 10. sealing the groove; 11. a rubber ring; 12. a vertical shaft; 13. a transverse axis; 14. driving the umbrella teeth; 15. driven umbrella teeth; 16. an outer adjustment valve plate; 17. an inner regulating valve plate; 18. a guide groove; 19. a spring; 20. a seal ring; 21. an adjusting disc; 22. a first adjustment tank; 23. a second regulating groove; 24. a first slide pin; 25. a first push-pull rod; 26. a second slide pin; 27. and a second push-pull rod.
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.
Referring to fig. 1-4, the utility model provides a triple offset butterfly valve with good flow velocity, which comprises a valve body 1, wherein a driving mechanism 2 is fixedly connected to the upper side of the outer surface of the valve body 1, a first rotating handle 3 is rotatably connected to the outer side surface of the driving mechanism 2, a second rotating handle 4 is rotatably connected to the upper end surface of the driving mechanism 2, a valve shaft barrel 5 is rotatably connected to the bottom surface of the driving mechanism 2 and positioned in the valve body 1, an adapter sleeve 6 is fixedly connected to the bottom end of the valve shaft barrel 5, a first outer valve plate 7 is fixedly connected to the end surface of the adapter sleeve 6, a sealing barrel sleeve 8 is fixedly connected to the end surface of the first outer valve plate 7, a second outer valve plate 9 is fixedly connected to the other end of the sealing barrel sleeve 8, sealing grooves 10 are formed in the outer surfaces of the first outer valve plate 7 and the second outer valve plate 9, and rubber rings 11 are sleeved in the sealing grooves 10;
the inside rotation of valve shaft section of thick bamboo 5 is connected with vertical axle 12, the terminal surface of first outer valve plate 7 rotates and is connected with transverse shaft 13, the bottom fixedly connected with drive bevel gear 14 of vertical axle 12, the right-hand member fixedly connected with driven bevel gear 15 of transverse shaft 13, and drive bevel gear 14 and driven bevel gear 15 meshing transmission, the inboard terminal surface sliding connection of first outer valve plate 7 and second outer valve plate 9 has outer regulation valve plate 16, sliding connection has interior regulation valve plate 17 between the outer regulation valve plate 16 in both sides, guide slot 18 has been seted up to the terminal surface of outer regulation valve plate 16, the inside fixedly connected with spring 19 of guide slot 18, the inside sliding connection of guide slot 18 has sealing ring 20, and the both ends and the inner wall of guide slot 18 and sealing ring 20 fixed connection of spring 19, the inboard one end fixedly connected with of transverse shaft 13 adjusts disc 21, first adjustment slot 22 has been seted up to one side terminal surface of adjustment disc 21, second adjustment slot 23, the inside sliding connection of first adjustment slot 22 has first sliding pin 24, the terminal surface rotation of first sliding pin 24 is connected with first spindle 25, inside sliding connection has first valve plate 26 to rotate, the inside sliding connection has valve plate 26 to rotate by the second spindle 5, can rotate valve shaft section of thick bamboo 5 through the second spindle 5, and can rotate valve body 5, and valve body 5 is rotated through the inside sliding connection of valve plate 5, and can rotate the valve body 5, and then, the valve body is opened.
Further, one end of the outer side of the first push-pull rod 25 is fixedly connected with the outer adjusting valve plate 16, one end of the outer side of the second push-pull rod 27 is fixedly connected with the inner adjusting valve plate 17, when the first push-pull rod 25 moves radially, the outer adjusting valve plate 16 can be driven to move, and when the second push-pull rod 27 moves radially, the inner adjusting valve plate 17 can be driven to move.
Further, the first adjusting groove 22 and the second adjusting groove 23 are arc-shaped, the first adjusting groove 22 and the second adjusting groove 23 are staggered, the first adjusting groove 22 and the second adjusting groove 23 are different from the adjusting disc 21 in circle center, the adjusting disc 21 can drive the first push-pull rod 25 to move radially through the first sliding pin 24, and the second push-pull rod 27 can be driven to move radially through the second sliding pin 26.
Further, the outer adjusting valve plate 16 and the inner adjusting valve plate 17 form a telescopic ring plate, the outer adjusting valve plate 16 and the sealing ring 20 form a telescopic ring, the inner adjusting valve plate 17 is in contact with the outer adjusting valve plate 16 and the sealing ring 20 on two sides of the outer adjusting valve plate 16, when the valve body 1 is opened, the second rotating handle 4 is rotated to drive the vertical shaft 12 to rotate, the vertical shaft 12 is meshed with the driven bevel gear 15 through the driving bevel gear 14, the transverse shaft 13 drives the adjusting disc 21 to rotate, when the adjusting disc 21 rotates, the first sliding pin 24 drives the first sliding rod 25 to move radially inwards through the first adjusting groove 22, the second sliding pin 26 drives the second sliding rod 27 to move radially inwards through the second adjusting groove 23, the outer diameter of the telescopic ring plate formed by the outer adjusting valve plate 16 and the inner adjusting valve plate 17 is further contracted, the outer adjusting valve plate 16 and the inner adjusting valve plate 17 are contracted between the first outer valve plate 7 and the second outer valve plate 9, the outer diameter 11 is the same as that of the outer diameter of the first outer valve plate 7 and the second outer valve plate 9, and the inner diameter of the outer valve plate 11 is further contracted away from the inner valve body 1, and the inner volume of the valve body 1 is further reduced.
Further, the two outer adjusting valve plates 16 are contacted with the first outer valve plate 7 and the second outer valve plate 9, the two sealing rings 20 are contacted with the first outer valve plate 7 and the second outer valve plate 9, so that the expansion ring plate formed by the outer adjusting valve plates 16 and the inner adjusting valve plates 17 can seal gaps between the inner adjusting valve plates 17 and the first outer valve plate 7 and the second outer valve plate 9 in the expansion process.
Further, the vertical shaft 12 is fixedly connected with the second rotating handle 4, the first rotating handle 3 is in transmission connection with the valve shaft barrel 5 through a transmission device arranged in the driving mechanism 2, namely, the transmission device arranged in the driving mechanism 2 is a combined transmission mode of the driving bevel gear 14 and the driven bevel gear 15, so that the valve shaft barrel 5 can be driven to rotate through the combined transmission mode of the driving bevel gear 14 and the driven bevel gear 15 when the first rotating handle 3 is convenient to rotate.
When the valve is used, the valve shaft cylinder 5 can be driven to rotate by rotating the first rotating handle 3, the valve shaft cylinder 5 can drive the first outer valve plate 7 and the second outer valve plate 9 to rotate through the adapter sleeve 6 so as to open the valve body 1, fluid in the valve body 1 flows firstly, when the valve body 1 is opened, the second rotating handle 4 is rotated at the same time to drive the vertical shaft 12 to rotate, the vertical shaft 12 can drive the transverse shaft 13 to rotate through the meshing of the driving bevel gear 14 and the driven bevel gear 15, the adjusting disc 21 can be driven to rotate by the transverse shaft 12, when the adjusting disc 21 rotates, the first sliding pin 24 can drive the first sliding rod 25 to move radially inwards through the first adjusting groove 22, the second sliding pin 26 can drive the second sliding rod 27 to move radially inwards through the second adjusting groove 23, the outer diameter of a telescopic ring plate formed by the first sliding rod 25 and the second sliding rod 27 can drive the outer adjusting valve plate 16 and the inner adjusting valve plate 17 to shrink to be between the first outer valve plate 7 and the second outer valve plate 9, the outer diameter of the telescopic ring plate 16 is the same as that of the first outer valve plate 7 and the second outer valve plate 9, and the inner diameter of the inner valve plate 17 is reduced, and the inner diameter of the valve plate 11 of the valve body 1 is more equal, and the volume of the valve body 1 is reduced at this time, and the volume of the valve body 1 is more reduced.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a three eccentric butterfly valve that velocity of flow nature is good, includes valve body (1), its characterized in that: the novel valve is characterized in that a driving mechanism (2) is fixedly connected to the upper side of the outer surface of the valve body (1), a first rotating handle (3) is rotationally connected to the outer side surface of the driving mechanism (2), a second rotating handle (4) is rotationally connected to the upper end surface of the driving mechanism (2), a valve shaft barrel (5) is rotationally connected to the bottom surface of the driving mechanism (2) and located inside the valve body (1), an adapter sleeve (6) is fixedly connected to the bottom end of the valve shaft barrel (5), a first outer valve plate (7) is fixedly connected to the end surface of the adapter sleeve (6), a sealing barrel sleeve (8) is fixedly connected to the end surface of the first outer valve plate (7), a second outer valve plate (9) is fixedly connected to the other end of the sealing barrel sleeve (8), sealing grooves (10) are formed in the outer surfaces of the first outer valve plate (7) and the second outer valve plate (9), and rubber rings (11) are sleeved in the sealing grooves (10);
the inside rotation of valve shaft section of thick bamboo (5) is connected with vertical axle (12), the terminal surface rotation of first outer valve plate (7) is connected with transverse shaft (13), the bottom fixedly connected with drive umbrella tooth (14) of vertical axle (12), the right-hand member fixedly connected with driven umbrella tooth (15) of transverse shaft (13), and drive umbrella tooth (14) and driven umbrella tooth (15) meshing transmission, the inboard terminal surface sliding connection of first outer valve plate (7) and second outer valve plate (9) has outer regulation valve plate (16), both sides outer regulation valve plate (16) between sliding connection have interior regulation valve plate (17), guide slot (18) have been seted up to the terminal surface of outer regulation valve plate (16), the inside fixedly connected with spring (19) of guide slot (18), the inside sliding connection of guide slot (18) has sealing ring (20), and the both ends of spring (19) and the inner wall and sealing ring (20) fixed connection of guide slot (18), the inboard one end fixedly connected with regulation disc (21) of transverse shaft (13), first side regulation disc (21) has the terminal surface (22) of second side (22) has the inside regulation groove (22), the end face of the first sliding pin (24) is rotatably connected with a first push-pull rod (25), the inside of the first sliding pin is slidably connected with a second sliding pin (26), and the end face of the second sliding pin (26) is rotatably connected with a second push-pull rod (27).
2. The three-eccentric butterfly valve with good flow velocity according to claim 1, wherein: one end of the outer side of the first push-pull rod (25) is fixedly connected with the outer adjusting valve plate (16), and one end of the outer side of the second push-pull rod (27) is fixedly connected with the inner adjusting valve plate (17).
3. The three-eccentric butterfly valve with good flow velocity according to claim 1, wherein: the first adjusting grooves (22) and the second adjusting grooves (23) are arc-shaped, the first adjusting grooves (22) and the second adjusting grooves (23) are arranged in a staggered mode, and the first adjusting grooves (22) and the second adjusting grooves (23) are different from the adjusting disc (21) in center.
4. The three-eccentric butterfly valve with good flow velocity according to claim 1, wherein: the outer adjusting valve plate (16) and the inner adjusting valve plate (17) form a telescopic ring plate, the outer adjusting valve plate (16) and the sealing ring (20) form a telescopic ring, and the inner adjusting valve plate (17) is contacted with the outer adjusting valve plate (16) and the sealing ring (20) at two sides of the inner adjusting valve plate.
5. The three-eccentric butterfly valve with good flow velocity according to claim 1, wherein: the outer adjusting valve plates (16) at two sides are contacted with the first outer valve plate (7) and the second outer valve plate (9), and the sealing rings (20) at two sides are contacted with the first outer valve plate (7) and the second outer valve plate (9).
6. The three-eccentric butterfly valve with good flow velocity according to claim 1, wherein: the vertical shaft (12) is fixedly connected with the second rotary handle (4), and the first rotary handle (3) is in transmission connection with the valve shaft cylinder (5) through a transmission device arranged in the driving mechanism (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322285205.6U CN220792074U (en) | 2023-08-24 | 2023-08-24 | Three eccentric butterfly valve with good flow velocity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322285205.6U CN220792074U (en) | 2023-08-24 | 2023-08-24 | Three eccentric butterfly valve with good flow velocity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220792074U true CN220792074U (en) | 2024-04-16 |
Family
ID=90629289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322285205.6U Active CN220792074U (en) | 2023-08-24 | 2023-08-24 | Three eccentric butterfly valve with good flow velocity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220792074U (en) |
-
2023
- 2023-08-24 CN CN202322285205.6U patent/CN220792074U/en active Active
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