CN208587509U - Heavy caliber ventilation butterfly valve - Google Patents
Heavy caliber ventilation butterfly valve Download PDFInfo
- Publication number
- CN208587509U CN208587509U CN201821214247.3U CN201821214247U CN208587509U CN 208587509 U CN208587509 U CN 208587509U CN 201821214247 U CN201821214247 U CN 201821214247U CN 208587509 U CN208587509 U CN 208587509U
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- valve
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- valve rod
- heavy caliber
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- 238000009423 ventilation Methods 0.000 title abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 238000003825 pressing Methods 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 239000003351 stiffener Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 2
- 238000012856 packing Methods 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 241000237858 Gastropoda Species 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects 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
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- -1 metallurgy Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to a kind of heavy caliber ventilation butterfly valves, are equipped with man-operated mechanism between oscillating cylinder and main valve mechanism, the outlet side connection of the worm gear and oscillating cylinder that are mounted in manual seat；The two sides of worm screw pass through respectively to be mounted on manual seat on respective eccentric bushing, the lock pin installed on manual seat is arranged in the first positioning hole or first positioning hole of eccentric bushing for plugging, handle is connect with two eccentric bushings, and worm screw one end is pierced by manual seat and connect with handwheel；Valve interior wall diameter is greater than 550mm, the upper valve rod for being sealingly mounted at valve body top is connect with worm gear and upper axle bed respectively, the lower valve rod for being sealingly mounted at valve body lower portion is connect with lower axle bed, the total public central axis of upper valve rod and lower valve rod is not overlapped with the centerline axis of valve disc, annular pressing plate is mounted on the inner shield ring of valve body, and sealing ring is clamped between annular pressing plate and inner shield ring.The utility model is compact-sized, and vent flow is big, has emergency manual operation function.
Description
Technical field
The utility model relates to a kind of heavy caliber ventilation butterfly valves, belong to butterfly valve technical field.
Background technique
Pneumatic ventilation butterfly valve is mainly made of oscillating cylinder and main valve mechanism, is controlled in oscillating cylinder by gas with teeth
The piston of item is mobile, rotates the valve rod connecting with valve disc dynamic, and valve disc and valve seat is driven to open and close, and plays separation to circulation medium
Function.But the circulation diameter of existing ventilation butterfly valve is not able to satisfy larger ship needs usually in 500mm.Moreover it is existing
Pneumatic ventilation butterfly valve is without man-operated mechanism, although having the characteristics that compact-sized, does not have manual operation function of meeting an urgent need.
Summary of the invention
The purpose of the utility model is to provide a kind of compact-sized, vent flow is big, has emergency manual operation function
Heavy caliber ventilation butterfly valve.
The butterfly valve the technical solution of the utility model to achieve the above object is: a kind of heavy caliber is divulged information, including oscillating cylinder
With main valve mechanism, it is characterised in that: be equipped with man-operated mechanism between oscillating cylinder and main valve mechanism；The man-operated mechanism packet
Manual seat, Worm and worm-wheel gearing and eccentric stiffener are included, the upper and lower ends of manual seat are separately mounted to the cylinder of oscillating cylinder
On body and the valve body of main valve mechanism, the outlet side of the worm gear and oscillating cylinder that are mounted in manual seat is connected；The eccentric machine
Structure includes eccentric bushing and handle, and the two sides of worm screw pass through respectively to be mounted on manual seat on respective eccentric bushing, and at least one
Eccentric bushing is equipped with the first positioning hole of worm and wheel meshing state and the second location hole of worm screw disengaging worm gear state, manually
The lock pin installed on seat is arranged in the first positioning hole or first positioning hole of eccentric bushing for plugging, and handle and two eccentric bushings connect
It connects, eccentric bushing drives worm and wheel engagement or worm screw to be detached from worm gear, and one end of worm screw is pierced by manual seat and connect with handwheel；Institute
The main valve mechanism stated includes valve body and valve disc, and the valve interior wall diameter is greater than 550mm, valve disc side be equipped with upper axle bed and
Lower axle bed, the upper valve rod for being sealingly mounted at valve body top are connect with worm gear and upper axle bed respectively, are sealingly mounted at valve body lower portion
Lower valve rod is connect with lower axle bed, and the total public central axis of upper valve rod and lower valve rod is not overlapped with the centerline axis of valve disc, annular pressure
Plate is mounted on the inner shield ring of valve body by fastener, and sealing ring is clamped between annular pressing plate and inner shield ring, when closing
The sealing surface of valve disc connects with the inner ring of sealing ring.
The heavy caliber ventilation butterfly valve of the utility model, is equipped with man-operated mechanism between oscillating cylinder and main valve mechanism, and
It is provided with eccentric stiffener in man-operated mechanism, eccentric bushing rotation is operated by handle, then drives worm and wheel engagement or snail
Bar be detached from worm gear, worm and wheel be detached from, in the opening and closing of pressed gas control valve, have lesser startup power away from, and
When system cut-off or when without bleed pressure, manual mode is switched to by eccentric stiffener, opened by handwheel/butterfly valve is closed, with
The on-off of air pipeline is controlled, realizes emergency manual operation function.The utility model valve interior wall diameter is greater than DN550mm,
Vent flow is big, and the sealing surface of valve disc periphery is two way seal, and good seal performance breaks the office of traditional butterfly valve one-way sealing
It is sex-limited, make valve disc that there is good self-sealing effect, while because using eccentric structure, valve disc friction of motion resistance is small, can bear
Biggish operating pressure reduces the opening and closing torque of valve, and valve is in the open state, and valve disc and sealing ring are to disengage shape
State substantially prolongs the wear-out life of sealing ring.The utility model is compact-sized, and installation space is small, practical, can be used for argosy
Oceangoing ship air pipeline, it can also be used to chemical industry, petroleum, metallurgy, gas piping, coalmine ventilation pipeline, civil air defense constructions and installations and have it is special
It is required that the occasions such as interior.
Detailed description of the invention
The embodiments of the present invention are described in further detail with reference to the accompanying drawing.
Fig. 1 is the structural schematic diagram of the utility model heavy caliber ventilation butterfly valve.
Fig. 2 is the side structure schematic view of Fig. 1.
Fig. 3 is the schematic diagram of enlarged structure at the I of Fig. 1.
Fig. 4 is the schematic perspective view of the utility model heavy caliber ventilation butterfly valve.
Wherein: 1-oscillating cylinder, 2-manual seats, 3-handwheels, 4-handles, 5-limit sleeves, 6-eccentric bushings, 7-snails
Bar, 8-worm gears, 9-valve bodies, 9-1-inner shield ring, 10-valve discs, 10-1-go up axle bed, the lower axle bed of 10-2-, 10-3-sealing
Seat, 11-upper valve rods, 12-lower valve rods, 13-annular pressing plates, 14-T shape bushings, 15-copper sheathings, 16-sealing rings, 17-locks
Pin.
Specific embodiment
As shown in Fig. 1~4, the heavy caliber ventilation butterfly valve of the utility model, including oscillating cylinder 1 and main valve mechanism, this reality
Bore can be used in the oscillating cylinder of DN100mm~DN200mm with novel oscillating cylinder 1, with drive bore DN600mm~
The valve of DN1600mm makes the gear of the rack drives transmission shaft on piston by the piston in the empty driving oscillating cylinder 1 of compression
Rotation makes the transmission shaft of oscillating cylinder 1 that worm gear 8 and valve rod and valve disc 10 be driven to rotate together by set angle requirement, thus
Reach the function of opening or closing valve.
As shown in Fig. 1,2,4, man-operated mechanism is also equipped between the utility model oscillating cylinder 1 and main valve mechanism, manually
Mechanism includes manual seat 2, Worm and worm-wheel gearing and eccentric stiffener, and the upper and lower ends of manual seat 2 are separately mounted to swing gas
In the cylinder block of cylinder 1 and the valve body 9 of main valve mechanism, the outlet side of the worm gear 8 and oscillating cylinder 1 that are mounted in manual seat 2 connects
It connects, i.e., the transmission shaft of oscillating cylinder 1 is connect with worm gear 8, makes oscillating cylinder 1 that worm gear 8 be driven to rotate, due to 1 conduct of oscillating cylinder
Driver, opening and closing rapidly, are used as power pollution-free with gas source.
As shown in Fig. 1,4, the eccentric stiffener of the utility model includes eccentric bushing 6 and handle 4, and the two sides of worm screw 7 lead to respectively
It crosses on respective eccentric bushing 6 and is mounted on manual seat 2, worm screw 7 can be mounted on eccentric bushing 6 by fastener or key, make snail
Bar 7 can be rotated together with eccentric bushing 6, at least one eccentric bushing 6 is equipped with the first positioning hole of worm screw 7 and 8 meshing state of worm gear
And the second location hole of worm screw 7 and 8 disengaged position of worm gear, the lock pin 17 installed on manual seat 2 are arranged for plugging in eccentric bushing 6
First positioning hole or first positioning hole in, which can be used bolt or using flexible lock pin, bolt can be screwed in hand
It moves on seat 2, or lock pin 17 is mounted on manual seat 2 by spring, is manually pulled out lock pin 17 and is detached from its corresponding location hole,
When eccentric bushing 6 turns to required operating position, under the action of the spring, lock pin 17 is inserted into another positioning hole；Equally
Bolt can be rotated, is detached from its corresponding location hole, after rotating eccentric sleeve 6, then bolt is rotated and is arranged in another location hole
It is interior, when lock pin 17 locks the first positioning hole of eccentric bushing 6, make worm screw 7 and 8 positive engagement of worm gear, is able to achieve emergency behaviour manually
Make function.It when the second location hole of the locking eccentric bushing 6 of lock pin 17, will not be moved after so that worm screw 7 is detached from worm gear 8, pass through gas source reality
The now opening and closing of ventilation butterfly valve.As shown in Fig. 1,4, the utility model operation handle 4 is connect with two eccentric bushings 6, and eccentric bushing 6 drives snail
Bar 7 is engaged with worm gear 8 or worm screw 7 is detached from worm gear 8, and 7 one end of worm screw is pierced by manual seat 2 and connect with handwheel 3, when system cut-off or
When without bleed pressure, manual mode is switched to by eccentric stiffener, the opening and closing of ventilation butterfly valve is controlled by handwheel 3.
As shown in Fig. 1,4, the two sides of the manual seat 2 of the utility model are also mounted on limit sleeve 5, and eccentric bushing 6 is mounted on respectively
Limit sleeve 5 in and turn it is dynamic, limit sleeve 5 is equipped with the circumferential notch that handle 4 passes through, and circumferential notch is used for 4 position of handle
Limit, and operator can be facilitated to operate.
As shown in Fig. 1~4, the utility model main valve mechanism includes valve body 9 and valve disc 10, in the valve body 9 of the utility model
Wall diameter is greater than 550mm, and the inner diameter of the valve body 9 is between 600mm~1600mm, if 9 inner diameter of valve body is in 600mm
~1100mm or 1200mm~1600mm has in the valve body 9 with the inner shield ring 9-1 for installing sealing ring 16, is able to achieve stream
Road area maximizes design, meets the big place of vent flow.As shown in Fig. 1~4,10 side of valve disc of the utility model is equipped with
Upper axle bed 10-1 and lower axle bed 10-2, the upper valve rod 11 for being sealingly mounted at 9 top of valve body connect with worm gear 8 and upper axle bed 10-1 respectively
Connect, the lower valve rod 12 for being sealingly mounted at 9 lower part of valve body is connect with lower axle bed 10-2, upper valve rod 11 and lower valve rod 12 can by key or
Fastener is connected with corresponding axle bed.As shown in Figure 1, on the valve body 9 there is upper axle journal and lower axle journal, copper sheathing 15 to be separately mounted to
At upper axle journal and lower axle journal, and the multiple interior O-ring seals and respective upper valve rod 11 and lower valve rod 12 that 15 inner wall of copper sheathing is equipped with
Sealing, multiple outer O-ring seals that 15 outer wall of copper sheathing is equipped with and corresponding upper axle journal and lower journal packing, the upper axle journal of valve body 9
With T shape bushing 14 is also equipped at lower axle journal, and the T forming head of T shape bushing 14 connects with copper sheathing 15, facilitates the installation of main valve mechanism
And maintenance.
As shown in Figure 2, the center line of the common central axis of the utility model upper valve rod 11 and lower valve rod 12 and valve disc 10
Axis is not overlapped, and is eccentric structure, inclined such as the common central axis of upper valve rod 11 and lower valve rod 12 and the centerline axis of valve disc 10
The heart is away from can be between 5~10mm, and annular pressing plate 13 is mounted on the inner shield ring 9-1 of valve body 9 by fastener, the annular pressing plate 13
Plurality of plates can be used to be composed, sealing ring 16 is clamped between annular pressing plate 13 and inner shield ring 9-1, makes the interior of sealing ring 16
Circle is used as valve port, and the sealing surface of 10 periphery of valve disc connects with sealing ring 16 when closing, due to the sealing surface of valve disc can be formed it is two-way
Sealing, therefore good seal performance, break the limitation of traditional butterfly valve one-way sealing.As shown in Figure 3, the utility model disk includes master
Plate and the seal receptacle 10-3 for being fixed on mainboard periphery, and the width of seal receptacle 10-3 is greater than the width of mainboard, seal receptacle 10-3 is oblique
The inclined-plane of the sealing surface and sealing ring 16 set matches, and so that valve disc 10 is had good self-sealing effect, reduces stream to greatest extent
Resistance, while also can be reduced friction of motion resistance, can bear biggish operating pressure, maximum working pressure (MWP) up to 2 times of operating pressures,
The opening and closing torque of valve is reduced, in the open state, valve disc 10 and sealing ring 16 are disengaged conditions to valve, are substantially prolonged close
The wear-out life of seal 16.
The valve body 9 and valve disc 10 of the utility model use ZG07Cr19Ni11Mo2 cast form, or use
06Cr17Ni12Mo2 welding forming can be reduced the deflection of valve body 9 and valve disc 10, and upper valve rod 11 and lower valve rod 12 use
022Cr23Ni5Mo3N material is made, therefore makes main valve mechanism intensity with higher and corrosion resisting property.
As shown in Fig. 1~4, when utility model works, by gas source by driving worm gear 8 and upper valve rod in oscillating cylinder 1
11 rotations, make upper valve rod 11 that valve disc 10 be driven to do 0-90 ° of rotation, unlatching/closing butterfly valve controls the on-off of air pipeline.In valve
The opening and closing of door in place afterwards by the valve corresponding switch signal in place of travel switch feedback output in place, and stop dynamic
Make.And when system cut-off or when without bleed pressure, lock pin 17 is removed from the second location hole of eccentric bushing 6, operation handle 4 drives
Eccentric bushing 6 and worm screw 7 rotate, and engage worm screw 7 with worm gear 8, and operation handwheel 3 carries out emergency operation on the spot, unlatching/closing butterfly
Valve controls the on-off of air pipeline.
Claims (7)
- The butterfly valve 1. a kind of heavy caliber is divulged information, including oscillating cylinder (1) and main valve mechanism, it is characterised in that: in oscillating cylinder (1) and Man-operated mechanism is installed between main valve mechanism；The man-operated mechanism includes manual seat (2), Worm and worm-wheel gearing and bias Mechanism, the upper and lower ends of manual seat (2) are separately mounted in the cylinder block of oscillating cylinder (1) and the valve body (9) of main valve mechanism, peace Worm gear (8) in manual seat (2) is connect with the outlet side of oscillating cylinder (1)；The eccentric stiffener includes eccentric bushing (6) With handle (4), the two sides of worm screw (7) pass through respectively to be mounted on manual seat (2) on respective eccentric bushing (6), and at least one Eccentric bushing (6) is equipped with the first positioning hole of worm screw (7) and worm gear (8) meshing state and worm screw (7) is detached from worm gear (8) state Second location hole, the lock pin (17) installed on manual seat (2) are used to plug the first positioning hole or first being arranged in eccentric bushing (6) Positioning hole, handle (4) are connect with two eccentric bushings (6), and eccentric bushing (6) drive worm screw (7) is engaged with worm gear (8) or worm screw (7) It is detached from worm gear (8), one end of worm screw (7) is pierced by manual seat (2) and connect with handwheel (3)；The main valve mechanism includes valve body (9) and valve disc (10), the valve body (9) inner diameter is greater than 550mm, valve disc (10) side be equipped with upper axle bed (10-1) and Lower axle bed (10-2), the upper valve rod (11) for being sealingly mounted at valve body (9) top connect with worm gear (8) and upper axle bed (10-1) respectively It connects, the lower valve rod (12) for being sealingly mounted at valve body (9) lower part is connect with lower axle bed (10-2), upper valve rod (11) and lower valve rod (12) Total public central axis be not overlapped with the centerline axis of valve disc (10), annular pressing plate (13) is mounted on valve body (9) by fastener Inner shield ring (9-1) on, and sealing ring (16) is clamped between annular pressing plate (13) and inner shield ring (9-1), valve disc when closing (10) sealing surface connects with the inner ring of sealing ring (16).
- The butterfly valve 2. heavy caliber according to claim 1 is divulged information, it is characterised in that: also install the two sides of the manual seat (2) In limit sleeve (5), eccentric bushing (6) is mounted in respective limit sleeve (5) and is able to rotate, and limit sleeve (5) is equipped with handle (4) and wears The circumferential notch crossed, and circumferential notch is used to limit handle (4) position.
- The butterfly valve 3. heavy caliber according to claim 1 is divulged information, it is characterised in that: the inner diameter of the valve body (9) exists Between 600mm~1600mm.
- The butterfly valve 4. heavy caliber according to claim 1 is divulged information, it is characterised in that: have on the valve body (9) upper axle journal and Lower axle journal, copper sheathing (15) are separately mounted at axle journal and lower axle journal, and multiple interior O-ring seals that copper sheathing (15) inner wall is equipped with With from each upper valve rod (11) and lower valve rod (12) sealing, multiple outer O-ring seals that copper sheathing (15) outer wall is equipped with it is respective Upper axle journal and lower journal packing.
- The butterfly valve 5. heavy caliber according to claim 4 is divulged information, it is characterised in that: the upper axle journal and lower axle of the valve body (9) T shape bushing (14) is also equipped at neck, and the T forming head of T shape bushing (14) connects with copper sheathing (15).
- The butterfly valve 6. heavy caliber according to claim 1 is divulged information, it is characterised in that: the valve disc (10) includes mainboard and consolidates It is scheduled on the seal receptacle (10-3) of mainboard periphery, and the width of seal receptacle (10-3) is greater than the width of mainboard, seal receptacle (10-3) is oblique The inclined-plane of the sealing surface and sealing ring (16) set matches.
- The butterfly valve 7. heavy caliber according to claim 1 is divulged information, it is characterised in that: the valve body (9) and valve disc (10) use ZG07Cr19Ni11Mo2 cast form, or use 06Cr17Ni12Mo2 welding forming；The upper valve rod (11) and lower valve rod (12) it is made of 022Cr23Ni5Mo3N material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821214247.3U CN208587509U (en) | 2018-07-27 | 2018-07-27 | Heavy caliber ventilation butterfly valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821214247.3U CN208587509U (en) | 2018-07-27 | 2018-07-27 | Heavy caliber ventilation butterfly valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208587509U true CN208587509U (en) | 2019-03-08 |
Family
ID=65542846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821214247.3U Active CN208587509U (en) | 2018-07-27 | 2018-07-27 | Heavy caliber ventilation butterfly valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208587509U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410563A (en) * | 2019-08-26 | 2019-11-05 | 上海冠龙阀门机械有限公司 | A kind of intellectual worm gear Hand-operated butterfly valve |
| CN115750808A (en) * | 2022-10-31 | 2023-03-07 | 上海沪东造船阀门有限公司 | Manual and hydraulic butterfly valve switch with upper worm gear and worm, butterfly valve device and method thereof |
| CN116697120A (en) * | 2023-05-24 | 2023-09-05 | 重庆新华林自控仪表有限公司 | High-pressure scouring-resistant eccentric rotary ball valve |
| CN119244754A (en) * | 2024-11-12 | 2025-01-03 | 中国船舶集团有限公司第七〇四研究所 | An electrically controlled compartment ventilation butterfly valve for underwater closed compartments |
-
2018
- 2018-07-27 CN CN201821214247.3U patent/CN208587509U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110410563A (en) * | 2019-08-26 | 2019-11-05 | 上海冠龙阀门机械有限公司 | A kind of intellectual worm gear Hand-operated butterfly valve |
| CN110410563B (en) * | 2019-08-26 | 2024-05-03 | 上海冠龙阀门节能设备股份有限公司 | Intelligent worm gear manual butterfly valve |
| CN115750808A (en) * | 2022-10-31 | 2023-03-07 | 上海沪东造船阀门有限公司 | Manual and hydraulic butterfly valve switch with upper worm gear and worm, butterfly valve device and method thereof |
| CN116697120A (en) * | 2023-05-24 | 2023-09-05 | 重庆新华林自控仪表有限公司 | High-pressure scouring-resistant eccentric rotary ball valve |
| CN119244754A (en) * | 2024-11-12 | 2025-01-03 | 中国船舶集团有限公司第七〇四研究所 | An electrically controlled compartment ventilation butterfly valve for underwater closed compartments |
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