CN213361113U - Flange type soft sealing butterfly valve - Google Patents
Flange type soft sealing butterfly valve Download PDFInfo
- Publication number
- CN213361113U CN213361113U CN202022010633.4U CN202022010633U CN213361113U CN 213361113 U CN213361113 U CN 213361113U CN 202022010633 U CN202022010633 U CN 202022010633U CN 213361113 U CN213361113 U CN 213361113U
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- fixedly connected
- flange
- bevel gear
- butterfly valve
- soft seal
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Abstract
The utility model discloses a flange formula soft seal butterfly valve relates to seal structure technical field, which comprises a valve body, the equal fixedly connected with ring flange in both sides of valve body, the through-hole has been seted up in the outside of ring flange, the top fixedly connected with sleeve of valve body, telescopic top fixedly connected with second casing, the first casing of top fixedly connected with of second casing, the top of first casing is equipped with the window, the inside of second casing is rotated and is connected with the pivot. The utility model discloses, through the cooperation between pivot, second bevel gear, instruction piece and the third bevel gear, make the rotation angle of instructing the piece unanimous with the rotation angle of butterfly piece, be convenient for know the situation that opens and shuts of valve, it is more convenient to use, through setting up the gasket structure of the dismouting of being convenient for, under the prerequisite of guaranteeing gasket leakproofness, be convenient for carry out periodic replacement to the gasket, save a large amount of time, improved work efficiency, be favorable to using widely.
Description
Technical Field
The utility model relates to a seal structure technical field, more specifically relate to a flange formula soft seal butterfly valve.
Background
Traditional sealing to the butterfly valve, only bond sealed pad in the connector department of butterfly valve, then with pipeline and butterfly valve fixed connection, at the in-process of using, can play the effect that prevents to leak, but such sealing method can not satisfy people's demand yet, because this kind of seal structure, makes sealed pad impaired very easily, will lose sealed effect.
In chinese utility model patent application no: CN201921814858.6 discloses a sealing structure of a flange type soft seal butterfly valve. This seal structure of flange formula soft seal butterfly valve, including the drum, the connection control valve is rotated to one side of drum, the control valve rotates through the pivot and connects the water-stop sheet, the circular recess is seted up to the outer lane of water-stop sheet, the sealed pad of fixed connection in the circular recess, the inner wall of circular recess is seted up the round hole and is run through the inner wall of circular recess, the round hole is embedded to have the nut. The device is in the use, and butterfly piece pivoted angle can't learn, can not carry out accurate control to the size of opening of valve, and it is inconvenient to use, and the device's gasket passes through the bolt and connects, and the installation is wasted time and energy with the dismantlement, and work efficiency is lower.
Therefore, there is a need for a flange-type soft seal butterfly valve that solves 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 size and the inconvenient problem of gasket change that flange formula soft seal butterfly valve can not accurate control flap, the utility model provides a flange formula soft seal butterfly valve.
(II) technical scheme
The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:
a flange type soft sealing butterfly valve comprises a valve body, wherein flange plates are fixedly connected to two sides of the valve body, through holes are formed in the outer sides of the flange plates, a sleeve is fixedly connected to the top of the valve body, a second shell is fixedly connected to the top of the sleeve, a first shell is fixedly connected to the top of the second shell, a window is arranged on the top of the first shell, a rotating shaft is rotatably connected to the inside of the second shell, a bearing is fixedly connected to one end of the rotating shaft, a second bevel gear and a fourth bevel gear are fixedly connected to the outer side of the rotating shaft, a third bevel gear is meshed with the top of the second bevel gear, a rotating rod is fixedly connected to the top of the third bevel gear, a fixed block is rotatably connected to the outer side of the top of the rotating rod, an indicating sheet is fixedly connected to the top of the rotating rod, and a, the bottom of the first bevel gear is fixedly connected with a connecting rod.
Furthermore, one end of the rotating shaft penetrates through the second shell, and one end, far away from the bearing, of the rotating shaft is fixedly connected with a rotating disc.
Further, one side of ring flange is equipped with the connecting block, one side fixedly connected with pipeline of connecting block, the bolt has been run through in the outside of connecting block, the connecting block passes through bolt and ring flange fixed connection.
Further, a mounting groove is formed in one side of the connecting block, and a limiting block is fixedly connected to one side, close to the mounting groove, of the connecting block.
Further, the spread groove has been seted up to one side of ring flange, the inside swing joint of spread groove has the installation piece, one side fixedly connected with gasket of installation piece, the outside of gasket is equipped with the arch, one side fixedly connected with fixture block of installation piece, the spacing groove has been seted up to one side of fixture block.
Furthermore, the inside fixedly connected with dog of spread groove, the outside of installation piece is equipped with the activity groove.
Further, the movable groove is matched with the stop block.
Further, the opening diameter of the limiting groove is larger than the bottom diameter of the limiting groove.
(III) advantageous effects
The utility model has the advantages as follows:
1. the utility model discloses, through the cooperation between pivot, second bevel gear, instruction piece and the third bevel gear, make the rotation angle of instructing the piece unanimous with the rotation angle of butterfly piece, be convenient for know the situation of opening and shutting of valve, it is more convenient to use.
2. The utility model discloses, through setting up the gasket structure of the dismouting of being convenient for, under the prerequisite of guaranteeing the gasket leakproofness, be convenient for carry out periodic replacement to the gasket, save a large amount of time, improved work efficiency, be favorable to using widely.
Drawings
Fig. 1 is a schematic perspective view of the structure of the present invention;
FIG. 2 is an internal schematic view of a second housing structure of the present invention;
fig. 3 is a left side view schematically illustrating the flange structure of the present invention;
fig. 4 is a schematic cross-sectional view of the connecting block and flange structure of the present invention;
fig. 5 is a schematic diagram of the structure at a in fig. 4 according to the present invention.
Reference numerals: 1. a valve body; 2. a sleeve; 3. a flange plate; 4. a first housing; 5. a second housing; 6. a turntable; 7. a rotating shaft; 8. a connecting rod; 9. a first bevel gear; 10. a bearing; 11. a second bevel gear; 12. an indicator sheet; 13. a fixed block; 14. a window; 15. a third bevel gear; 16. a fourth bevel gear; 17. connecting blocks; 18. mounting grooves; 19. a pipeline; 20. a through hole; 21. a bolt; 22. a gasket; 23. mounting a sheet; 24. a protrusion; 25. a limiting block; 26. a limiting groove; 27. a clamping block; 28. a stopper; 29. connecting grooves; 30. a movable groove; 31. and (4) rotating the rod.
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. 1-2, a flange type soft seal butterfly valve comprises a valve body 1, wherein flanges 3 are fixedly connected to both sides of the valve body 1, through holes 20 are formed in the outer sides of the flanges 3, a sleeve 2 is fixedly connected to the top of the valve body 1, a second housing 5 is fixedly connected to the top of the sleeve 2, a first housing 4 is fixedly connected to the top of the second housing 5, a window 14 is formed in the top of the first housing 4, a rotating shaft 7 is rotatably connected to the inside of the second housing 5, a bearing 10 is fixedly connected to one end of the rotating shaft 7, a second bevel gear 11 and a fourth bevel gear 16 are fixedly connected to the outer side of the rotating shaft 7, a third bevel gear 15 is engaged and connected to the top of the second bevel gear 11, a rotating rod 31 is fixedly connected to the top of the third bevel gear 15, a fixed block 13 is rotatably connected to the outer side of the top of the rotating rod 31, an indicating sheet 12 is fixedly connected to the, the bottom of the first bevel gear 9 is fixedly connected with a connecting rod 8.
In this embodiment, in operation, the pivot 7 rotates, the pivot 7 drives fourth bevel gear 16 and rotates, fourth bevel gear 16 makes connecting rod 8 rotate through driving first bevel gear 9, connecting rod 8 drives the butterfly piece and controls opening and shutting of valve, meanwhile, pivot 7 drives second bevel gear 11 and rotates, second bevel gear 11 makes bull stick 31 rotatory through driving third bevel gear 15, bull stick 31 drives the rotation of instruction piece 12, the angle of opening and shutting of the valve that makes is visual, through pivot 7, second bevel gear 11, cooperation between instruction piece 12 and the third bevel gear 15, the rotation angle that makes instruction piece 12 is unanimous with the rotation angle of butterfly piece, be convenient for know the situation of opening and shutting of valve, it is more convenient to use.
Example 2
Referring to fig. 3-5, the present embodiment is further optimized based on embodiment 1, specifically, one end of the rotating shaft 7 penetrates through the second housing 5, and one end of the rotating shaft 7, which is far away from the bearing 10, is fixedly connected to the rotating disc 6.
Specifically, one side of ring flange 3 is equipped with connecting block 17, and one side fixedly connected with pipeline 19 of connecting block 17, the bolt 21 has been run through in the outside of connecting block 17, and connecting block 17 passes through bolt 21 and ring flange 3 fixed connection.
Specifically, mounting groove 18 has been seted up to one side of connecting block 17, and connecting block 17 is close to one side fixedly connected with stopper 25 of mounting groove 18.
Specifically, connecting groove 29 has been seted up to one side of ring flange 3, and the inside swing joint of connecting groove 29 has installation piece 23, and one side fixedly connected with gasket 22 of installation piece 23, the outside of gasket 22 are equipped with protruding 24, and one side fixedly connected with fixture block 27 of installation piece 23, spacing groove 26 has been seted up to one side of fixture block 27.
Specifically, a stopper 28 is fixedly connected to the inside of the connecting groove 29, and a movable groove 30 is provided on the outer side of the mounting piece 23.
In particular, the movable slot 30 is adapted to the stop 28.
Specifically, the opening diameter of the limiting groove 26 is larger than the bottom diameter thereof.
In this embodiment, through the cooperation between dog 28 and the mounting groove 18, make being connected between pipeline 19 and the valve body 1 inseparabler, prevent to leak, through the cooperation between stopper 25 and the spacing groove 26, further strengthen the seal of valve body 1, when changing gasket 22, rotate installation piece 23, installation piece 23 drives movable groove 30 and rotates, when movable groove 30 and dog 28 coincide, gasket 22 can be followed spread groove 29 and taken out, through setting up the gasket 22 structure of the dismouting of being convenient for, under the prerequisite of guaranteeing gasket 22 leakproofness, be convenient for carry out periodic replacement to gasket 22, save a large amount of time, and the work efficiency is improved, and the valve is favorable to being popularized and used.
In summary, the following steps: the utility model discloses, rotation angle through making instruction piece 12 is unanimous with the rotation angle of butterfly piece, is convenient for know the situation that opens and shuts of valve, and it is more convenient to use, through setting up the gasket 22 structure of the dismouting of being convenient for, under the prerequisite of guaranteeing gasket 22 leakproofness, is convenient for carry out periodic replacement to gasket 22, saves a large amount of time, has improved work efficiency.
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 (8)
1. The utility model provides a flange formula soft seal butterfly valve, includes valve body (1), its characterized in that: the novel valve is characterized in that the flange plates (3) are fixedly connected to two sides of the valve body (1), a through hole (20) is formed in the outer side of each flange plate (3), the sleeve (2) is fixedly connected to the top of the valve body (1), the second shell (5) is fixedly connected to the top of the sleeve (2), the first shell (4) is fixedly connected to the top of the second shell (5), a window (14) is arranged at the top of the first shell (4), the rotating shaft (7) is rotatably connected to the inside of the second shell (5), a bearing (10) is fixedly connected to one end of the rotating shaft (7), a second bevel gear (11) and a fourth bevel gear (16) are fixedly connected to the outer side of the rotating shaft (7), the third bevel gear (15) is meshed with the top of the second bevel gear (11), and a rotating rod (31) is fixedly connected to the top of, the top outside of bull stick (31) rotates and is connected with fixed block (13), the top fixedly connected with indicator plate (12) of bull stick (31), the meshing of the bottom of fourth bevel gear (16) is connected with first bevel gear (9), the bottom fixedly connected with connecting rod (8) of first bevel gear (9).
2. The flange-type soft seal butterfly valve of claim 1, wherein: one end of the rotating shaft (7) penetrates through the second shell (5), and one end of the rotating shaft (7) far away from the bearing (10) is fixedly connected with the turntable (6).
3. The flange-type soft seal butterfly valve of claim 1, wherein: one side of ring flange (3) is equipped with connecting block (17), one side fixedly connected with pipeline (19) of connecting block (17), bolt (21) have been run through in the outside of connecting block (17), connecting block (17) pass through bolt (21) and ring flange (3) fixed connection.
4. The flange-type soft seal butterfly valve of claim 3, wherein: mounting groove (18) have been seted up to one side of connecting block (17), one side fixedly connected with stopper (25) that connecting block (17) are close to mounting groove (18).
5. The flange-type soft seal butterfly valve of claim 1, wherein: connecting groove (29) have been seted up to one side of ring flange (3), the inside swing joint of connecting groove (29) has installation piece (23), one side fixedly connected with gasket (22) of installation piece (23), the outside of gasket (22) is equipped with arch (24), one side fixedly connected with fixture block (27) of installation piece (23), spacing groove (26) have been seted up to one side of fixture block (27).
6. The flange-type soft seal butterfly valve of claim 5, wherein: the inside fixedly connected with dog (28) of spread groove (29), the outside of installation piece (23) is equipped with movable groove (30).
7. The flange-type soft seal butterfly valve of claim 6, wherein: the movable groove (30) is matched with the stop block (28).
8. The flange-type soft seal butterfly valve of claim 5, wherein: the opening diameter of the limiting groove (26) is larger than the bottom diameter thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022010633.4U CN213361113U (en) | 2020-09-14 | 2020-09-14 | Flange type soft sealing butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022010633.4U CN213361113U (en) | 2020-09-14 | 2020-09-14 | Flange type soft sealing butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213361113U true CN213361113U (en) | 2021-06-04 |
Family
ID=76151783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022010633.4U Active CN213361113U (en) | 2020-09-14 | 2020-09-14 | Flange type soft sealing butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213361113U (en) |
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2020
- 2020-09-14 CN CN202022010633.4U patent/CN213361113U/en active Active
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