CN113217689B - Two-way high performance butterfly valve with outage canceling release mechanical system - Google Patents
Two-way high performance butterfly valve with outage canceling release mechanical system Download PDFInfo
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- CN113217689B CN113217689B CN202110620759.XA CN202110620759A CN113217689B CN 113217689 B CN113217689 B CN 113217689B CN 202110620759 A CN202110620759 A CN 202110620759A CN 113217689 B CN113217689 B CN 113217689B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/042—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves with electric means, e.g. for controlling the motor or a clutch between the valve and the motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0644—One-way valve
- F16K31/0655—Lift valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/10—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid with additional mechanism between armature and closure member
- F16K31/105—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid with additional mechanism between armature and closure member for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/54—Mechanical actuating means with toothed gearing with pinion and rack
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention belongs to the technical field of butterfly valves, in particular to a two-way high-performance butterfly valve with a power-off reset mechanism, which aims at solving the problems that the existing butterfly valve cannot be reset due to overlarge resistance when in power-off reset and the butterfly valve has leakage due to poor sealing performance when in use generally, the two-way high-performance butterfly valve comprises a valve body, wherein the top of the valve body is fixedly connected with two symmetrical support columns, the top of each support column is fixedly connected with the same driving box, the top of each driving box is fixedly connected with a reset box, the top of the valve body is fixedly connected with a filling plate, and a placing groove is formed in the filling plate; the valve clack is simple in structure and convenient to use, the sealing performance between the valve clack and the valve body can be improved through the sealing ring, the valve clack can be opened through the motor, the valve clack can return to the original position through the tension spring and the spring when the power is off, and the valve clack cannot be reset due to overlarge resistance.
Description
Technical Field
The invention relates to the technical field of butterfly valves, in particular to a bidirectional high-performance butterfly valve with a power-off reset mechanism.
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 media, namely a valve with a closing member being a disk and rotating around a valve shaft to achieve opening and closing.
The existing butterfly valve cannot be reset due to overlarge resistance when power is off and reset, and the butterfly valve leaks due to poor sealing performance when the existing butterfly valve is used, so that the two-way high-performance butterfly valve with the power-off reset mechanism is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a bidirectional high-performance butterfly valve with a power-off reset mechanism.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a two-way high performance butterfly valve with outage canceling release mechanical system, includes the valve body, two symmetrical support columns of top fixedly connected with of valve body, the same drive case of top fixedly connected with of support column, the top fixedly connected with reset box of drive case, the top fixedly connected with packing plate of valve body, the standing groove has been seted up to the inside of packing plate, a plurality of packings have been placed to the inside of standing groove, two symmetrical threaded rods of top fixedly connected with of valve body, two the outer wall sliding sleeve of threaded rod is equipped with same clamp plate, threaded connection has the nut to clamp plate top press contact on the threaded rod, the top of packing plate runs through there is gland, and gland's bottom and the top extrusion contact of the top packing, the bottom of clamp plate is inconsistent with gland's top, the bottom inner wall of valve body rotates and is connected with the valve rod, the top of valve rod runs through valve body, packing, gland, clamp plate, drive case and reset box respectively and with the top inner wall of reset box rotate and be connected, two connecting plates, two opposite side fixedly connected with the connecting plate of the other side fixedly connected with the connecting plate, and the outer wall of valve clack, the inner wall of valve body and the drive case inner wall of valve rod, the drive assembly that makes the valve rod be provided with the reset drive of reset case.
Preferably, the drive assembly includes the motor of one side inner wall fixed connection of drive case, the first pivot of output shaft fixedly connected with of motor, the inside rotation of drive case is connected with the second pivot, the first electro-magnet of the equal fixedly connected with of one end that first pivot and second pivot are close to mutually, and two first electro-magnets cooperate, the other end fixedly connected with first bevel gear of second pivot, the outer wall cover of valve rod is equipped with the second bevel gear, first bevel gear meshes with the second bevel gear mutually.
Preferably, the reset assembly includes the first rack of the bottom inner wall sliding connection of case that resets, the outer wall cover of valve rod is equipped with first gear, first rack meshes with first gear mutually, the one end fixedly connected with extension spring of first rack, the other end of extension spring and one side inner wall fixed connection of case that resets.
Preferably, the fixed slide rail that inlays of bottom inner wall of case that resets, the top sliding connection of slide rail has first slider, and the top of first slider and the bottom fixed connection of first rack.
Preferably, the fixed cover of outer wall of second pivot is equipped with the second gear, the same fixed slide bar of top inner wall and bottom inner wall fixedly connected with of drive case, the outer wall bottom sliding sleeve of fixed slide bar is equipped with the second slider, the outer wall cover of fixed slide bar is equipped with the spring, the both ends of spring respectively with the top of second slider and the top inner wall fixed connection of drive case, the one end fixedly connected with second rack of second slider, the second rack meshes with the second gear mutually, the lift mouth with second rack matched with has all been seted up to one side that drive case and reset case laminated mutually, the top of second rack and the equal fixedly connected with second electro-magnet of one end of first rack, and two second electro-magnets cooperate.
Preferably, the inner wall of valve body and the outer wall of valve clack all fix the cover and are equipped with the sealing washer, and two sealing washers are inconsistent.
Preferably, the inside fixedly connected with two symmetrical mounting panels of drive case, and two mounting panel one sides rotate the cover respectively with first pivot and second pivot and establish the connection.
Preferably, the outer wall of the valve body is provided with a plurality of symmetrical fixing plates, and fixing ports are formed in the fixing plates.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the starting motor drives the first rotating shaft to rotate, the first rotating shaft can drive the first electromagnet to rotate when rotating, so that the valve rod is driven to rotate, and the valve rod can drive the valve clack to rotate through the connecting plate when rotating, so that the valve clack is opened.
2. According to the invention, the valve rod drives the first gear to rotate, the first gear can drive the first rack to move when rotating, and the tension spring can be stretched when the first rack moves.
3. In the invention, the second gear is driven to rotate by the second rotating shaft, and the second gear can drive the second rack to move when rotating, so that the two second electromagnets are adsorbed.
4. In the invention, when the power is off, the valve rod can rotate due to the tension of the tension spring and the elasticity of the spring, so that the valve clack is reset.
The valve clack is simple in structure and convenient to use, the sealing performance between the valve clack and the valve body can be improved through the sealing ring, the valve clack can be opened through the motor, the valve clack can return to the original position through the tension spring and the spring when the power is off, and the valve clack cannot be reset due to overlarge resistance.
Drawings
FIG. 1 is a schematic structural view of a two-way high-performance butterfly valve with a power-off reset mechanism according to the present invention;
FIG. 2 is a schematic cross-sectional view of the two-way high performance butterfly valve with a power-off reset mechanism of the present invention shown in FIG. 1;
FIG. 3 is a schematic diagram of a side view of a valve flap of a bidirectional high-performance butterfly valve with a power-off reset mechanism according to the present invention;
FIG. 4 is a schematic view of a top connection structure of a first gear and a first rack of a bidirectional high-performance butterfly valve with a power-off reset mechanism according to the present invention;
FIG. 5 is an enlarged schematic view of the portion A of a bidirectional high-performance butterfly valve with a power-off reset mechanism according to the present invention;
FIG. 6 is an enlarged schematic structural diagram of a portion B of a bidirectional high-performance butterfly valve with a power-off reset mechanism according to the present invention;
fig. 7 is an enlarged structural schematic diagram of a portion C of a bidirectional high-performance butterfly valve with a power-off reset mechanism according to the present invention.
In the figure: 1. a valve body; 2. a seal ring; 3. a support pillar; 4. a drive box; 5. a motor; 6. a first rotating shaft; 7. a second rotating shaft; 8. a first electromagnet; 9. mounting a plate; 10. a first bevel gear; 11. a valve stem; 12. a second bevel gear; 13. a valve flap; 14. a connecting plate; 15. a infill panel; 16. a filler; 17. a packing gland; 18. pressing a plate; 19. a threaded rod; 20. a first gear; 21. a reset box; 22. a first rack; 23. a tension spring; 24. a slide rail; 25. a first slider; 26. a second gear; 27. a second rack; 28. a second electromagnet; 29. fixing the sliding rod; 30. a second slider; 31. a spring; 32. and (7) fixing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-7, a two-way high performance butterfly valve with outage canceling release mechanical system, including valve body 1, two symmetrical support columns 3 of top fixedly connected with of valve body 1, the same drive case 4 of top fixedly connected with of support column 3, the top fixedly connected with of drive case 4 resets case 21, the top fixedly connected with packing plate 15 of valve body 1, the standing groove has been seted up to the inside of packing plate 15, a plurality of packings 16 have been placed to the inside of standing groove, two symmetrical threaded rods 19 of top fixedly connected with of valve body 1, the outer wall sliding sleeve of two threaded rods 19 is equipped with same clamp plate 18, threaded connection has the nut to clamp plate 18 top pressure contact on the threaded rod 19, the top of packing plate 15 runs through gland 17, and the bottom of gland 17 and the top extrusion contact of the top packing 16, the bottom of clamp plate 18 and the top of gland 17 are inconsistent, the bottom inner wall rotation of valve body 1 is connected with valve rod 11, the top of valve rod 11 runs through valve body 1 respectively, packing plate 15, packing 16, clamp plate 17, the clamp plate 18, drive case 4 and the reset case 21 and the valve clack outer wall rotation of valve rod, the other side of valve rod 11 is connected with the inside of drive case of the drive assembly 13 that two valve rod sets up, and reset case of valve rod 14, the other side of the valve rod drive assembly that the valve rod is connected with the valve rod.
Example two
The embodiment is improved on the basis of the first embodiment: drive assembly includes one side inner wall fixed connection's of drive case 4 motor 5, the first pivot 6 of output shaft fixedly connected with of motor 5, the inside rotation of drive case 4 is connected with second pivot 7, the equal fixedly connected with first electro-magnet 8 of one end that first pivot 6 and second pivot 7 are close to mutually, and two first electro-magnets 8 cooperate, the first bevel gear 10 of other end fixedly connected with of second pivot 7, the outer wall cover of valve rod 11 is equipped with second bevel gear 12, first bevel gear 10 meshes with second bevel gear 12 mutually, reset assembly includes the first rack 22 of the bottom inner wall sliding connection of reset case 21, the outer wall cover of valve rod 11 is equipped with first gear 20, first rack 22 meshes with first gear 20 mutually, the one end fixedly connected with extension spring 23 of first rack 22, the other end of extension spring 23 and the one side inner wall fixed connection of reset case 21.
EXAMPLE III
The embodiment is improved on the basis of the first embodiment: the fixed slide rail 24 that inlays of bottom inner wall of reset box 21, the top sliding connection of slide rail 24 has first slider 25, and the top of first slider 25 and the bottom fixed connection of first rack 22, the outer wall fixed cover of second pivot 7 is equipped with second gear 26, the top inner wall and the same fixed slide bar 29 of bottom inner wall fixed connection of drive box 4, the outer wall bottom sliding cover of fixed slide bar 29 is equipped with second slider 30, the outer wall cover of fixed slide bar 29 is equipped with spring 31, the both ends of spring 31 respectively with the top of second slider 30 and the top inner wall fixed connection of drive box 4, the one end fixed connection of second slider 30 has second rack 27, second rack 27 meshes with second gear 26 mutually, the equal fixed cover of one side of laminating with second rack 27 of drive box 4 and reset box 21 is equipped with sealing washer 2, the equal fixed cover of top of second rack 27 and the one end of first rack 22 is connected with second electromagnet 28, and two second electromagnets 28 cooperate, the equal fixed cover of the inner wall of valve body 1 and the outer wall of valve clack 13 is equipped with sealing washer 2, and two fixed covers mutually, and the fixed mounting panel 9 of the symmetrical fixed mounting panel 32 that two sealing washers are equipped with the symmetrical pivot 9 and the outer wall of the pivot that is connected with the outer wall of two, and the pivot 7 is connected with the internal shaft fixed plate 32 respectively, and is provided with the fixed plate 32 that the symmetrical fixed plate that the pivot that the valve body.
The working principle is as follows: when the electromagnetic valve is used, a power supply is turned on, then the motor 5 is started to drive the first rotating shaft 6 to rotate, the first rotating shaft 6 drives the first electromagnet 8 to rotate when rotating, the first electromagnet 8 drives the other first electromagnet 8 to rotate when rotating, the first electromagnet 8 drives the second rotating shaft 7 to rotate when rotating, the second rotating shaft 7 drives the first bevel gear 10 to rotate when rotating, the first bevel gear 10 drives the second bevel gear 12 to rotate when rotating, the second bevel gear 12 drives the valve rod 11 to rotate when rotating, the valve rod 11 drives the first gear 20 to rotate when rotating, the valve rod 11 drives the first rack 22 to move when rotating, the first rack 22 slides on the sliding rail 24 through the first sliding block 25 when moving, the first rack 22 stretches the tension spring 23 when moving, the first rack 22 drives the second electromagnet 28 to move when moving, meanwhile, the second rotating shaft 7 drives the second gear 26 to rotate when rotating, the second gear 26 drives the second rack 27 to move when rotating, the second rack 27 slides on the fixed slide bar 29 through the second slider 30 when moving, the second slider 30 compresses the spring 31 when sliding, the second rack 27 drives the second electromagnet 28 to move when moving, so that the second electromagnet 28 moves into the reset box 21 through the lifting port, meanwhile, the valve rod 11 drives the valve flap 13 to rotate through the connecting plate 14 when rotating, when the valve flap 13 rotates to a specified position, the two second electromagnets 28 are adsorbed, then the motor 5 is turned off, when power is off, the second electromagnet 28 and the first electromagnet 8 cannot be adsorbed because of no electric power, and at this time, the first rack 22 is driven to return to the original position because of the tension spring 23, thereby drive first gear 20 and revolve, first gear 20 can drive valve rod 11 and revolve at the gyration, can make second slider 30 get back to the normal position because of spring 31's elasticity simultaneously, thereby drive second rack 27 and return to the normal position, second rack 27 can drive second gear 26 and revolve when removing, thereby drive valve rod 11 and revolve, valve rod 11 can drive valve clack 13 through connecting plate 14 and revolve when revolving, thereby make valve clack 13 reset.
However, as is well known to those skilled in the art, the working principle and wiring method of the motor 5, the first electromagnet 8 and the second electromagnet 28 are common and are conventional means or common knowledge, and will not be described herein, and those skilled in the art can make any choice according to their needs or convenience.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. The bidirectional high-performance butterfly valve with the power-off reset mechanism comprises a valve body (1) and is characterized in that two symmetrical support columns (3) are fixedly connected to the top of the valve body (1), the same driving box (4) is fixedly connected to the tops of the support columns (3), a reset box (21) is fixedly connected to the tops of the driving boxes (4), a filling plate (15) is fixedly connected to the top of the valve body (1), a placing groove is formed in the filling plate (15), a plurality of fillers (16) are placed in the placing groove, two symmetrical threaded rods (19) are fixedly connected to the top of the valve body (1), two the outer wall of threaded rod (19) slides and overlaps and is equipped with same clamp plate (18), threaded connection has the nut to clamp plate (18) top pressing contact on threaded rod (19), gland (17) have been run through at the top of packing plate (15), and the top extrusion contact of the bottom of gland (17) and the top of the top packing (16), the bottom of clamp plate (18) is inconsistent with the top of gland (17), the bottom inner wall of valve body (1) rotates and is connected with valve rod (11), the top of valve rod (11) is run through valve body (1), packing plate (15), packing (16), gland (17) respectively, the valve rod resetting device comprises a pressing plate (18), a driving box (4) and a resetting box (21), and is rotationally connected with the inner wall of the top of the resetting box (21), two connecting plates (14) are fixedly sleeved on the outer wall of a valve rod (11), the other sides of the two connecting plates (14) are fixedly connected with a same valve clack (13), the outer wall of the valve clack (13) is in sealing contact with the inner wall of a valve body (1), a driving assembly for rotating the valve rod (11) is arranged in the driving box (4), and a resetting assembly for resetting the valve rod (11) is arranged in the resetting box (21);
the driving assembly comprises a motor (5) fixedly connected with the inner wall of one side of a driving box (4), an output shaft of the motor (5) is fixedly connected with a first rotating shaft (6), the inside of the driving box (4) is rotatably connected with a second rotating shaft (7), one ends, close to the first rotating shaft (6) and the second rotating shaft (7), of the first rotating shaft (6) and the second rotating shaft (7) are fixedly connected with first electromagnets (8), the two first electromagnets (8) are matched, the other end of the second rotating shaft (7) is fixedly connected with a first bevel gear (10), a second bevel gear (12) is sleeved on the outer wall of the valve rod (11), and the first bevel gear (10) is meshed with the second bevel gear (12);
the fixed cover of outer wall of second pivot (7) is equipped with second gear (26), the top inner wall and the same fixed slide bar (29) of bottom inner wall fixedly connected with of drive case (4), the outer wall bottom sliding sleeve of fixed slide bar (29) is equipped with second slider (30), the outer wall cover of fixed slide bar (29) is equipped with spring (31), the both ends of spring (31) respectively with the top of second slider (30) and the top inner wall fixed connection of drive case (4), the one end fixedly connected with second rack (27) of second slider (30), second rack (27) mesh with second gear (26), drive case (4) and reset case (21) one side of laminating mutually all seted up with second rack (27) matched with lift mouth, the top of second rack (27) and the equal fixedly connected with second electro-magnet (28) of one end of first rack (22), and two second electro-magnet (28) cooperate.
2. The two-way high-performance butterfly valve with the power-off reset mechanism is characterized in that the reset assembly comprises a first rack (22) slidably connected with the inner wall of the bottom of the reset box (21), a first gear (20) is sleeved on the outer wall of the valve rod (11), the first rack (22) is meshed with the first gear (20), one end of the first rack (22) is fixedly connected with a tension spring (23), and the other end of the tension spring (23) is fixedly connected with the inner wall of one side of the reset box (21).
3. The bidirectional high-performance butterfly valve with the power-off reset mechanism according to claim 1, wherein a sliding rail (24) is fixedly embedded in the bottom inner wall of the reset box (21), a first sliding block (25) is slidably connected to the top of the sliding rail (24), and the top of the first sliding block (25) is fixedly connected to the bottom of the first rack (22).
4. The bidirectional high-performance butterfly valve with the power-off reset mechanism is characterized in that the inner wall of the valve body (1) and the outer wall of the valve clack (13) are both fixedly sleeved with sealing rings (2), and the two sealing rings (2) are in contact with each other.
5. The bidirectional high-performance butterfly valve with the power-off reset mechanism according to claim 1, wherein two symmetrical mounting plates (9) are fixedly connected to the inside of the driving box (4), and one sides of the two mounting plates (9) are rotatably sleeved and connected with the first rotating shaft (6) and the second rotating shaft (7), respectively.
6. The bidirectional high-performance butterfly valve with the power-off reset mechanism according to claim 1, wherein a plurality of symmetrical fixing plates (32) are arranged on the outer wall of the valve body (1), and fixing ports are formed in the fixing plates (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110620759.XA CN113217689B (en) | 2021-06-03 | 2021-06-03 | Two-way high performance butterfly valve with outage canceling release mechanical system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110620759.XA CN113217689B (en) | 2021-06-03 | 2021-06-03 | Two-way high performance butterfly valve with outage canceling release mechanical system |
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| CN113217689A CN113217689A (en) | 2021-08-06 |
| CN113217689B true CN113217689B (en) | 2023-03-03 |
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| CN202110620759.XA Active CN113217689B (en) | 2021-06-03 | 2021-06-03 | Two-way high performance butterfly valve with outage canceling release mechanical system |
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| CN114562595B (en) * | 2022-02-08 | 2023-05-30 | 浙江伯特利科技股份有限公司 | Manual operation butterfly valve capable of performing labor-saving operation |
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| CN211344054U (en) * | 2019-11-05 | 2020-08-25 | 佛山市亚绿太通风设备有限公司 | Micro-flow regulating valve |
| CN211449672U (en) * | 2019-10-28 | 2020-09-08 | 江苏正达机械制造有限公司 | Medium-pressure butterfly valve for large thermal power generating unit |
| CN112212017A (en) * | 2020-10-19 | 2021-01-12 | 诸暨企创网络科技有限公司 | Electromagnetic valve capable of automatically intercepting after power failure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202927081U (en) * | 2012-11-26 | 2013-05-08 | 江南阀门有限公司 | Reheating dual-valve group for nuclear power station steam turbine |
| CN210240733U (en) * | 2019-08-06 | 2020-04-03 | 佛山市科皓燃烧设备制造有限公司 | Electromagnetic driving head with valve position feedback applied to butterfly valve |
| CN211449672U (en) * | 2019-10-28 | 2020-09-08 | 江苏正达机械制造有限公司 | Medium-pressure butterfly valve for large thermal power generating unit |
| CN211344054U (en) * | 2019-11-05 | 2020-08-25 | 佛山市亚绿太通风设备有限公司 | Micro-flow regulating valve |
| CN112212017A (en) * | 2020-10-19 | 2021-01-12 | 诸暨企创网络科技有限公司 | Electromagnetic valve capable of automatically intercepting after power failure |
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| CN113217689A (en) | 2021-08-06 |
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