CN213685314U

CN213685314U - Novel eccentric butterfly valve of regulation formula

Info

Publication number: CN213685314U
Application number: CN202022009117.XU
Authority: CN
Inventors: 盛凯; 陈松
Original assignee: Yangzhou Ouweijia Machinery Co ltd
Current assignee: Yangzhou Ouweijia Machinery Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-07-13
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a novel regulation formula eccentric butterfly valve relates to eccentric butterfly valve technical field, the water-cooled butterfly valve comprises a valve body, the fixed section of thick bamboo of one side fixedly connected with second of valve body, the spacing section of thick bamboo of opposite side fixedly connected with of valve body, the inboard of valve body is equipped with the valve plate, one side of valve plate is equipped with the valve rod, the valve rod passes through fixed briquetting and bolt and valve plate fixed connection, the valve body is all run through at the valve rod both ends, the one end of valve rod is established in spacing section of thick bamboo, the inboard of spacing section of thick bamboo is equipped with first sealing filler, the one end that the valve body was kept away from to spacing section of thick bamboo is equipped with the second preforming, the second preforming passes through bolt and spacing section of thick bamboo fixed connection, the other end of valve rod runs through the fixed. The utility model discloses, solved the inconvenient problem of overhauing, the inconvenient and the inconvenient change of sealing washer of current eccentric butterfly valve.

Description

Novel eccentric butterfly valve of regulation formula

Technical Field

The utility model relates to an eccentric butterfly valve technical field, more specifically relates to a novel regulation formula eccentric butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for on-off control of low-pressure pipeline fluid, and is a valve in which a butterfly plate is a disk, and rotates around a valve rod to make the butterfly plate rotate back and forth by about 90 degrees to open, close or regulate the fluid flow.

The inconvenient dismouting of carrying out of current butterfly valve, when partial structure damages, inconvenient maintenance, the inconvenient angle of opening and shutting of looking over the valve plate of current butterfly valve simultaneously, inconvenient controls the flow, and current butterfly valve sealing washer is established usually in the valve body inboard, and is inconvenient to be changed the sealing washer.

Therefore, there is a need to provide a new adjustable eccentric butterfly valve to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a: in order to solve the inconvenient problem of overhauing, the inconvenient and inconvenient change of sealing washer of current eccentric butterfly valve, flow control, the utility model provides a novel regulation formula eccentric butterfly valve.

(II) technical scheme

The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:

a novel adjustable eccentric butterfly valve comprises a valve body, wherein one side of the valve body is fixedly connected with a second fixed cylinder, the other side of the valve body is fixedly connected with a limiting cylinder, a valve plate is arranged on the inner side of the valve body, a valve rod is arranged on one side of the valve plate and fixedly connected with the valve plate through a fixed pressing block and a bolt, two ends of the valve rod penetrate through the valve body, one end of the valve rod is arranged in the limiting cylinder, first sealing filler is arranged on the inner side of the limiting cylinder, a second pressing sheet is arranged at one end, away from the valve body, of the limiting cylinder, the second pressing sheet is fixedly connected with the limiting cylinder through a bolt, the other end of the valve rod penetrates through the second fixed cylinder, second sealing filler is arranged at one end, away from the valve body, of the second fixed cylinder, a first pressing sheet is arranged at one side, away from the second fixed cylinder, of the second sealing filler, the first fixed section of thick bamboo of one end fixedly connected with of the second fixed section of thick bamboo is kept away from to first preforming, the fixed section of thick bamboo of one side fixedly connected with third of the first fixed section of thick bamboo, the middle part of the fixed section of thick bamboo of third rotates and is connected with the transmission shaft, the first bevel gear of outside fixedly connected with of valve rod, the one end fixedly connected with second bevel gear of transmission shaft, the second bevel gear is connected with the meshing of first bevel gear, the other end fixedly connected with hand wheel of transmission shaft.

Further, the both ends of valve body all fixedly connected with stationary blade, a plurality of bolt holes have evenly been seted up to the inboard of stationary blade.

Further, the first sealing filler is compressed and fixed through a second pressing plate, and the second sealing filler is compressed and fixed through a first pressing plate.

Further, the valve rod runs through a first fixed cylinder, the top fixedly connected with pointer of valve rod, the top fixedly connected with angle calibrated scale of a first fixed cylinder, the angle and the valve plate angle of pointer are relatively the same.

Further, the fixed position of the pointer corresponds to the fixed position of the angle dial.

Further, the valve plate comprises first fixed plate and sealing washer, the sealing washer is established between first fixed plate and second fixed plate, first fixed plate passes through hexagon socket head cap screw fixed connection with the second fixed plate.

Further, the diameter of sealing washer is greater than the diameter of first fixed plate, the diameter of first fixed plate is the same with the diameter of second fixed plate.

(III) advantageous effects

The utility model has the advantages as follows:

1. the utility model discloses, through setting up the fixed section of thick bamboo of first fixed section of thick bamboo, first preforming, second, spacing section of thick bamboo, second preforming and fixed pressing block, make each structure dismouting of being convenient for, solved the inconvenient problem of overhauing that carries on.

2. The utility model discloses, through setting up pointer and angle calibrated scale, pointer and valve plate rotate in step, under the effect of angle calibrated scale, are convenient for confirm valve plate pivoted angle to the degree of opening and shutting of the control valve plate of being convenient for has solved the inconvenient problem of flow control.

3. The utility model discloses, through setting up first fixed plate, second fixed plate and sealing washer, press from both sides the sealing washer tight fixedly with the second fixed plate through first fixed plate, the inconvenient problem of changing of sealing washer has been solved to its dismouting of being convenient for.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the structure of the present invention;

fig. 3 is a schematic front sectional view of a first fixed cylinder of the present invention;

fig. 4 is a schematic front sectional view of the valve plate of the present invention.

Reference numerals: 1. a pointer; 2. an angle dial; 3. a first fixed cylinder; 4. a first bolt; 5. a first tablet; 6. a second fixed cylinder; 7. bolt holes; 8. a fixing sheet; 9. a third fixed cylinder; 10. a hand wheel; 11. a valve body; 12. a valve stem; 13. a limiting cylinder; 14. a first seal packing; 15. a second tabletting; 16. a drive shaft; 17. a first fixing plate; 19. a second fixing plate; 20. a socket head cap screw; 21. a seal ring; 23. fixing a pressing block; 24. a first bevel gear; 25. a second seal packing; 26. a second bevel gear; 28. a valve plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, a novel adjustable eccentric butterfly valve comprises a valve body 11, fixing pieces 8 are fixedly connected to both ends of the valve body 11, a plurality of bolt holes 7 are uniformly formed in the inner sides of the fixing pieces 8, a second fixing cylinder 6 is fixedly connected to one side of the valve body 11, a limiting cylinder 13 is fixedly connected to the other side of the valve body 11, a valve plate 28 is arranged on the inner side of the valve body 11, a valve rod 12 is arranged on one side of the valve plate 28, the valve rod 12 is fixedly connected to the valve plate 28 through a fixing pressing block 23 and bolts, both ends of the valve rod 12 penetrate through the valve body 11, one end of the valve rod 12 is arranged in the limiting cylinder 13, a first sealing filler 14 is arranged on the inner side of the limiting cylinder 13, a second pressing piece 15 is arranged at one end of the limiting cylinder 13 far away from the valve body 11, the second pressing piece 15 is fixedly connected to the limiting cylinder 13 through bolts, the other end of, one side of the second sealing filler 25, which is far away from the second fixing cylinder 6, is provided with a first pressing sheet 5, the first pressing sheet 5 is fixedly connected with the second fixing cylinder 6 through a first bolt 4, the first sealing filler 14 is fixedly pressed through a second pressing sheet 15, the second sealing filler 25 is fixedly pressed through the first pressing sheet 5, the first pressing sheet 5 is far away from the first fixing cylinder 3 of one end fixedly connected with the second fixing cylinder 6, one side of the first fixing cylinder 3 is fixedly connected with a third fixing cylinder 9, the middle part of the third fixing cylinder 9 is rotatably connected with a transmission shaft 16, the outer side of the valve rod 12 is fixedly connected with a first bevel gear 24, one end of the transmission shaft 16 is fixedly connected with a second bevel gear 26, the second bevel gear 26 is meshed with the first bevel gear 24, and the other end of the transmission shaft 16 is fixedly connected with a.

In this embodiment, through setting up first fixed cylinder 3, first preforming 5, second fixed cylinder 6, spacing section of thick bamboo 13, second preforming 15 and fixed briquetting 23, make each structure dismouting of being convenient for, dismantle the screw on the fixed briquetting 23, can separate valve plate 28 and valve rod 12, then can take out valve rod 12 and valve plate 28 from valve body 11, compress tightly first gland packing 14 and second gland packing 25 through setting up second preforming 15 and first preforming 5, be convenient for first gland packing 14 and the change of second gland packing 25, the problem of inconvenient maintenance has been solved.

Example 2

Referring to fig. 2-3, the present embodiment is further optimized based on embodiment 1, specifically, the valve rod 12 penetrates through the first fixing cylinder 3, the top end of the valve rod 12 is fixedly connected with the pointer 1, the top end of the first fixing cylinder 3 is fixedly connected with the angle dial 2, and the angle of the pointer 1 is relatively the same as the angle of the valve plate 28.

Specifically, the fixed position of the pointer 1 corresponds to the fixed position of the angle dial 2.

In this embodiment, by arranging the pointer 1 and the angle dial 2, when the hand wheel 10 is rotated, the transmission shaft 16 drives the valve rod 12 to rotate through the second bevel gear 26 and the first bevel gear 24, the valve rod 12 drives the pointer 1 and the valve plate 28 to rotate synchronously, and the rotating angle of the valve plate 28 is conveniently determined under the action of the angle dial 2, so that the opening and closing degree of the valve plate 28 is conveniently controlled, and the problem of inconvenient flow control is solved.

Example 3

Referring to fig. 4, the present embodiment is optimized based on embodiment 1, specifically, the valve plate 28 is composed of first fixing plates 17 and 29 and a sealing ring 21, the sealing ring 21 is disposed between the first fixing plate 17 and the second fixing plate 19, and the first fixing plate 17 and the second fixing plate 19 are fixedly connected by a socket head cap screw 20.

Specifically, the diameter of the seal ring 21 is larger than that of the first fixing plate 17, and the diameters of the first fixing plate 17 and the second fixing plate 19 are the same.

In this embodiment, by providing the first fixing plate 17, the second fixing plate 19 and the sealing ring 21, when the sealing ring 21 needs to be replaced, the socket head cap screw 20 is screwed off, so that the first fixing plate 17 and the second fixing plate 19 are separated from each other and fixed, and then a new sealing ring 21 is replaced, and then the first fixing plate 17 and the second fixing plate 19 clamp and fix the sealing ring, thereby solving the problem that the sealing ring 21 is inconvenient to replace.

In summary, the following steps: the utility model discloses, solved the inconvenient problem of overhauing, the inconvenient and the inconvenient change of sealing washer of current eccentric butterfly valve.

Above, only be the preferred embodiment of the present invention, not be used for limiting the present invention, the patent protection scope of the present invention is based on the claims, all the structural changes equivalent to the content of the description and drawings of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel regulation formula eccentric butterfly valve, includes valve body (11), its characterized in that: a second fixing cylinder (6) is fixedly connected to one side of the valve body (11), a limiting cylinder (13) is fixedly connected to the other side of the valve body (11), a valve plate (28) is arranged on the inner side of the valve body (11), a valve rod (12) is arranged on one side of the valve plate (28), the valve rod (12) is fixedly connected with the valve plate (28) through a fixing pressing block (23) and a bolt, two ends of the valve rod (12) penetrate through the valve body (11), one end of the valve rod (12) is arranged in the limiting cylinder (13), a first sealing filler (14) is arranged on the inner side of the limiting cylinder (13), a second pressing sheet (15) is arranged at one end, far away from the valve body (11), of the limiting cylinder (13), the second pressing sheet (15) is fixedly connected with the limiting cylinder (13) through a bolt, the other end of the valve rod (12) penetrates through the second fixing cylinder (6), and a second sealing filler (25) is arranged at one end, far away from, one side that second solid fixed cylinder (6) was kept away from in second sealing filler (25) is equipped with first preforming (5), first preforming (5) are through first bolt (4) and the solid fixed cylinder (6) fixed connection of second, the first solid fixed cylinder (3) of one end fixedly connected with of the solid fixed cylinder (6) of second is kept away from in first preforming (5), one side fixedly connected with third solid fixed cylinder (9) of first solid fixed cylinder (3), the middle part rotation of third solid fixed cylinder (9) is connected with transmission shaft (16), the outside fixedly connected with first bevel gear (24) of valve rod (12), the one end fixedly connected with second bevel gear (26) of transmission shaft (16), second bevel gear (26) are connected with the meshing of first bevel gear (24), the other end fixedly connected with hand wheel (10) of transmission shaft (16).

2. A novel adjustable eccentric butterfly valve according to claim 1, wherein: the both ends of valve body (11) are equal fixedly connected with stationary blade (8), a plurality of bolt holes (7) have evenly been seted up to the inboard of stationary blade (8).

3. A novel adjustable eccentric butterfly valve according to claim 1, wherein: the first sealing filler (14) is pressed and fixed through a second pressing plate (15), and the second sealing filler (25) is pressed and fixed through a first pressing plate (5).

4. A novel adjustable eccentric butterfly valve according to claim 1, wherein: the valve rod (12) runs through the first fixed cylinder (3), the top fixedly connected with pointer (1) of valve rod (12), the top fixedly connected with angle dial (2) of the first fixed cylinder (3), the angle of pointer (1) is the same with valve plate (28) angle relatively.

5. The new adjustable eccentric butterfly valve of claim 4, wherein: the fixed position of the pointer (1) corresponds to the fixed position of the angle dial (2).

6. A novel adjustable eccentric butterfly valve according to claim 1, wherein: valve plate (28) comprise first fixed plate (17), (29) and sealing washer (21), establish between first fixed plate (17) and second fixed plate (19) sealing washer (21), first fixed plate (17) and second fixed plate (19) are through allen screw (20) fixed connection.

7. The new adjustable eccentric butterfly valve of claim 6, wherein: the diameter of the sealing ring (21) is larger than that of the first fixing plate (17), and the diameters of the first fixing plate (17) and the second fixing plate (19) are the same.