CN108644394A - A kind of butterfly valve - Google Patents
A kind of butterfly valve Download PDFInfo
- Publication number
- CN108644394A CN108644394A CN201810345308.8A CN201810345308A CN108644394A CN 108644394 A CN108644394 A CN 108644394A CN 201810345308 A CN201810345308 A CN 201810345308A CN 108644394 A CN108644394 A CN 108644394A
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- CN
- China
- Prior art keywords
- drive
- mounting box
- driving
- valve
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- F16K1/221—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 specially adapted operating means therefor
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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
- F16K1/32—Details
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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
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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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
- F16K31/05—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor specially adapted for operating hand-operated valves or for combined motor and hand operation
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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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The invention discloses a kind of butterfly valves,It is single using operating to solve current butterfly valve,Operation is difficult to control and complicated drawback,Its key points of the technical solution are that including valve seat,Wear the valve body being installed in valve seat,It is rotatablely installed in the butterfly plate in valve body,It is fixedly connected on the valve rod of butterfly plate,It is connected in the driving device of valve rod and driving stem rotation,Driving device includes the motor drive mechanism of Electronic control valve rod rotation,Manually control the man-operated mechanism of valve rod rotation,Motor drive mechanism and man-operated mechanism are in linkage with to control the switching mechanism that valve rod carries out Electronic control or manually controls,Further include having the upper end for being fixedly installed in valve seat with to motor drive mechanism,The mounting box that man-operated mechanism and switching mechanism are installed,A kind of butterfly valve of the present invention,It can be realized by simple structure to butterfly valve manually and the switching that automatically controls,Safe operation and easily controllable.
Description
Technical field
The present invention relates to valve, more particularly to a kind of butterfly valve.
Background technology
It needs that the control that butterfly valve carries out gas flow and speed is installed in gas channel, butterfly valve, which generally comprises, to be useful for and manage
Road equipment etc. is attached the valve seat of installation, the valve body being fixedly mounted in valve seat, wears valve seat and valve body and protrude valve seat
Valve rod fixes the butterfly plate being set on valve rod and is fixedly mounted on the drive component above valve seat for driving stem rotation.
With the development of power equipment, the butterfly valve manually controlled is largely replaced by automatically controlled butterfly valve, and traditional is manual
Butterfly valve is inconvenient when in use, and service precision is not high, and automatically controlled butterfly valve then intelligently can be controlled automatically, but also deposits
In the limitation of use condition, it is sometimes desirable to carry out manually and electronic control switching, but at present with manually and electronic control
The butterfly valve of system is only electronic when can not operate and by manually controlling when should be to losing electric power, and single so mostly
Control but needs complicated structure, and maloperation is easy when operation, if when power-off is operated manually, if
It will cause the damages to personal control part for power recovery, and the operation of personnel is usually present careless omission with accidentally, integrally makes
With when not easy to control, while not enough safety and intelligence, the space that could be improved.
Invention content
The object of the present invention is to provide a kind of butterfly valves, can be realized manual to butterfly valve and automatically controlled by simple structure
Switching, safe operation and easily controllable.
The present invention above-mentioned technical purpose technical scheme is that:
A kind of butterfly valve, including valve seat, wear the valve body being installed in valve seat, rotational installation in valve body butterfly plate, be fixedly connected
In butterfly plate valve rod, be connected in valve rod and driving stem rotation driving device, the driving device includes electronic control
Make the motor drive mechanism of valve rod rotation, the man-operated mechanism for manually controlling the valve rod rotation, be in linkage with the motor drive mechanism and
The man-operated mechanism further includes being fixedly installed in control the switching mechanism that the valve rod carries out Electronic control or manually controls
Mounting box of the upper end of the valve seat to be installed to motor drive mechanism, man-operated mechanism and switching mechanism.
Using the above scheme, driving device realizes two kinds of drives by the motor drive mechanism and man-operated mechanism that are arranged on valve seat
Flowing mode coexists, and convenient for coping with more special circumstances, the setting of switching mechanism can be realized pair for the driving of auto-manual operation
The quick handover operation of man-operated mechanism and motor drive mechanism so that by manually operating when electric power can not provide in time
Driving operation is carried out, use is more flexible;The setting of switching mechanism can realize the switching to type of drive, and switching mechanism
Synchronous driving man-operated mechanism and motor drive mechanism so that valve rod is only capable of individually being sequentially connected with man-operated mechanism or motor drive mechanism,
Avoid the change for causing maloperation and butterfly plate being caused to open precision, the mutual cooperation switching of the two that from capable of being protected, be extended respective
Service life, while the error starting due to motor drive mechanism when man-operated mechanism drives being avoided to cause the danger to operating personnel
Evil, use are more safe.
Preferably, being fixedly installed transmission component on the valve rod, the switching mechanism includes to be connected to the electricity
Motivation structure and drive power drive assemblies that the motor drive mechanism is sequentially connected/detaches with the transmission component, be connected to it is described
Man-operated mechanism simultaneously drives manual actuation component that the man-operated mechanism is sequentially connected/detaches with the transmission component, is fixedly connected
In the power drive assemblies and manual actuation component to drive the power drive assemblies and manual actuation component synchronization to move
To realize the changeover module of transmission switching.
Using the above scheme, the transmission component on valve rod can realize driving transmission operation of the driving device to valve rod, cut
The power drive assemblies of converting mechanism, manual actuation component carry out the driving operation of motor drive mechanism and man-operated mechanism respectively, it is independent into
Row driving operation, and then realized link by changeover module between the two, so that motor drive mechanism and man-operated mechanism can be
Respectively transmission can be realized under the handover operation of same changeover module by corresponding power drive assemblies and manual actuation component
The driving operation connected or separated, drives mutually independent setting so that driving is more stablized, and the setting of changeover module is then
So that the integrated operation of switching mechanism is more coherent, smooth.
Preferably, the changeover module be set to the mounting box side push plate and driving push plate action and
The lead screw of positioning;The power drive assemblies include to wear along the length direction of the mounting box and be fixedly connected on described push away
The other end that the drive rod of plate, one end are articulated with hinge bar of the drive rod far from push plate side, are articulated with the hinge bar
And the motor drive mechanism is fixedly installed in drive the motor drive mechanism to carry out the drive block of electronic drive connection or separation;Institute
It includes to wear along the length direction of the mounting box and be fixedly connected on the push rod of the push plate, fixation to state manual actuation component
It is connected to the fixing piece of the push rod and the man-operated mechanism to be manually sequentially connected or be detached.
Using the above scheme, power drive assemblies can be realized by the setting of drive rod, hinge bar and drive block by driving
The transmission of the power of lever side, and hinged and drive block and motor drive mechanism the fixed installation for passing through hinge bar so that straight line
The active force in direction can change direction, so that motor drive mechanism can be realized the driving to transmission device by driving;It drives manually
Dynamic component can be realized by push rod and fixing piece and is fixedly connected with man-operated mechanism, and can realize the transmission of power, and then be made
Manual drive component and power drive assemblies can synchronization action, and then realize the synchronism switching of man-operated mechanism and motor drive mechanism
Realize single transmission driving;Changeover module can be stablized and power drive assemblies and manual actuation component by push plate and lead screw
Connection, and stable operation.
Preferably, the motor drive mechanism includes to be fixedly installed in driving motor above the mounting box, be connected to
It the shaft of the driving motor and can be sequentially connected in the power driver of the transmission component, the power driver is connected to
The drive block to be sequentially connected or be detached under the driving of power drive assemblies, the shaft of the driving motor with it is described
The slipping part that circumferential limit is carried out to power driver and is axially slid is set between motor drive in an axial direction.
Using the above scheme, motor drive mechanism, which is fixedly mounted on the driving motor above mounting box, can realize electronic turn
It is dynamic, and in the shaft of driving motor the setting of power driver being arranged with slipping part enable power driver realize along
The operation of shaft axially slid, be matched with power drive assemblies can realize power driver and transmission component drive connection or
Separation, operation are coherent.
Preferably, the power driver is the driving gear for being sheathed on shaft, the transmission component includes that can nibble
Together in the driven gear of the driving gear;The drive block offers along the radial direction of shaft and rotates inlay card for the sliding tooth wheel
Card slot, the madial wall inlay card of the card slot has the balls that several rollings are connected to the driving gear surface.
Using the above scheme, power driver using driving gear and is matched with the driven gear in transmission component, into
And the drive control for enabling the two smoothly to carry out valve rod when engagement operates, the card slot opened up on drive block can be real
Fixation on the driving direction of power drive assemblies with driving gear now so that driving gear can be smoothly along shaft
It is circumferential to be slid by driving, and several balls of the madial wall inlay card of card slot are connected on the surface of driving gear, enable to drive
Moving gear smoothly rotates under the driving of driving motor, reduces drive block and drives the friction between gear so that electronic drive
Dynamic operation is smooth.
Preferably, the power drive assemblies are respectively arranged at the both sides of the valve rod with the manual actuation component,
The power drive assemblies are located remotely from the side of the switching drive component;Angle between the hinge bar and the drive rod
It spends in obtuse angle, and drive block sliding is connected to the madial wall of the mounting box;It is also fixedly connected in the mounting box limited
Position block, the limited block offer the limit hole that sliding is worn for the connecting rod along the length direction of the connecting rod.
Using the above scheme, power drive assemblies and manual actuation component branch can be reduced electronic in the both sides of valve rod
Interference when being operated between mechanism and man-operated mechanism, and power drive assemblies are matched with far from the setting of switching drive component side
The obtuse angle of hinge bar and drive rod is arranged and the abutting of drive block and mounting box madial wall, promotion when enable to sliding tooth
Wheel smoothly moves straight up, and the setting at obtuse angle can reduce the damage to power drive assemblies;It is arranged in mounting box
The limit hole opened up on limited block and limited block enables drive rod smoothly to be worn, and circumferential limit is carried out to drive rod
Position so that drive rod only keeps the movement of length direction, so that more smoothly and stable when power drive assemblies drive.
Preferably, the transmission component further includes the turbine for having fixing sleeve to be set to the valve rod;The man-operated mechanism packet
Include laterally be arranged in the mounting box and can be sequentially connected in the turbine worm screw, be arranged in the mounting box side wall and
It can be sheathed on the handwheel that the worm screw is rotated with worm screw described in manual actuation, the fixing piece is in annular shape and is sheathed on the snail
Bar, the side wall of the mounting box offers in the horizontal direction slides cutting for inlay card when being sequentially connected or detached for the worm screw
Change slot.
Using the above scheme, the turbine and driving gear that transmission component includes are mutually distinguishable to realize and motor drive mechanism and hand
The worm screw of independent transmission operation between motivation structure, man-operated mechanism can be engaged biography under the driving of switching mechanism with turbine
Dynamic, the switching slot opened up on the side wall of mounting box can then realize the sliding inlay card to worm screw so that worm screw is in switching mechanism
It can be realized under switching and easily be sequentially connected or detach;Handwheel on the side wall of mounting box makes the driving of worm screw
It is more laborsaving and convenient.
Preferably, the centre of the switching slot is formed with transition part by two lateral intermediate recess, the two of the switching slot
End rotates the arc-shaped worn in for the worm screw.
Using the above scheme, the arc-shaped at the both ends of switching slot is arranged so that worm screw is more suitable when wearing rotation
Profit, and the transition part that intermediate recess is formed enables to worm screw more to stablize when the inlay card of both sides, needs by certain
External forces could realize the movement of worm position so that the drive connection of man-operated mechanism is more stablized.
Preferably, the madial wall circumferential direction inlay card of the switching slot has several rotations for being connected to the worm screw peripheral surface
Pearl.
Using the above scheme, several rotation pearls of the madial wall circumferential direction inlay card of switching slot can be connected to the periphery of worm screw
Face, and then the frictional force that can be supported while makes worm screw in the rotation between switching slot is rubbed convenient for rolling
It wipes, reduces abrasion so that driving is more smooth, laborsaving.
Preferably, the wire rod thread is arranged in the push plate, and in inlay card is equipped on the surface of the mounting box
Ring fixing sleeve is set to the rolling bearing of the lead screw.
Using the above scheme, wire rod thread is threaded through the rolling bearing for being matched in push plate and fixing lead screw on mounting box, makes
Circumferentially rotating for no axial movement can be carried out by obtaining lead screw, so that the shifting that push plate can be smoothly stable under the rotation of lead screw
It is dynamic, so that the supply of the active force to power drive assemblies and manual actuation component, easy to operate and laborsaving.
In conclusion the invention has the advantages that:
By the motor drive mechanism and man-operated mechanism being arranged on valve seat, realize that two kinds of type of drive coexist, use is more flexible,
And switching mechanism synchronizes driving man-operated mechanism and motor drive mechanism so that it is electronic and manually drive it is independent and associated, using more
Coherent, the safety added.
Description of the drawings
Fig. 1 is the butterfly valve structure schematic diagram of the present embodiment;
Fig. 2 is the structural schematic diagram after the driving device confined explosion of butterfly valve;
Fig. 3 is the structural schematic diagram of switching mechanism;
Fig. 4 is confined explosion's schematic diagram of driving device and transmission component.
In figure:01, valve seat;02, valve body;03, valve rod;04, butterfly plate;1, driving device;2, motor drive mechanism;21, driving electricity
Machine;22, slipping part;23, gear is driven;3, man-operated mechanism;31, handwheel;32, worm screw;4, switching mechanism;41, electric drive group
Part;411, drive rod;412, hinge bar;413, drive block;4131, card slot;4132, ball;42, manual actuation component;421、
Push rod;422, fixing piece;43, changeover module;431, push plate;432, lead screw;433, rolling bearing;434, turntable;5, mounting box;
51, limited block;511, limit hole;52, switching slot;521, transition part;522, pearl is rotated;6, transmission component;61, driven gear;
62, turbine.
Specific implementation mode
Below in conjunction with attached drawing, invention is further described in detail.
A kind of butterfly valve disclosed in the present embodiment includes valve seat 01, is fixedly mounted in valve seat 01 as shown in Figures 1 and 2
Valve body 02, rotational installation in valve body 02 butterfly plate 04, be fixedly connected on butterfly plate 04 valve rod 03, be connected in valve rod 03
And the driving device 1 that driving stem 03 rotates, driving device 1 include the motor for carrying out the rotation of Electronic control valve rod 03
Structure 2, the man-operated mechanism 3 for manually controlling the rotation of valve rod 03, the switching machine that motor drive mechanism 2 and man-operated mechanism 3 are switched over
Structure 4 further includes having the upper end for being fixedly mounted on valve seat 01 to carry out installation fixation to motor drive mechanism 2, man-operated mechanism 3, switching mechanism 4
Mounting box 5.
For sake of clarity, defining mounting box 5 has length and width direction, switching mechanism 4 to be fixedly mounted on along width
On the side wall in direction, and what is referred in the present embodiment horizontally or vertically indicates that the word of directionality is based on butterfly as shown in Figure 1
The state that valve is placed vertically along 03 length direction of valve rod.
As shown in Fig. 2, valve rod 03 is arranged in mounting box 5, fixing sleeve is equipped with and can be sequentially connected in electronic on valve rod 03
The transmission component 6 of mechanism 2 and man-operated mechanism 3;Switching mechanism 4 includes that drive motor structure 2 is driven with electric transmission part
The power drive assemblies 41 of connection and separation, driving man-operated mechanism 3 are sequentially connected and are detached with manual drives manual
Drive component 42 and power drive assemblies 41 and manual actuation component 42 are all connected with and to the biographies of motor drive mechanism 2 and man-operated mechanism 3
The dynamic changeover module 43 switched over;Motor drive mechanism 2 and man-operated mechanism 3 are located at the both sides of the transmission component 6 on valve rod 03.
As shown in figure 3, transmission component 6 includes the fixed driven gear 61 and turbine 62 being set on valve rod 03, and whirlpool
Wheel 62 is located at the lower section of driven gear 61, mutual separate transmission connection.
As shown in figure 3, motor drive mechanism 2 includes the driving motor 21 being fixedly mounted on mounting box 5, driving motor 21
Shaft is arranged along the direction for being parallel to valve rod 03, and preferably driving motor 21 is mounted on the upper end of mounting box 5 and shaft is erected
Directly it is arranged downward, further includes the electric drive that fixing sleeve is set to shaft and can be sequentially connected with transmission component 6 after having circumferential limit
Part, power driver preferably using the driving gear 23 for being engageable to driven gear 61, with driving gear 23 nibble by driven gear 61
The drive connection of motor drive mechanism 2 and transmission component 6 is realized when conjunction.It is provided between shaft and driving gear 23 for driving gear
The slipping part 22 of 23 slidings, slipping part 22 are that the sliding slot opened up along the axial direction of shaft lateral wall and protrusion are set to driving gear
23 madial wall simultaneously slides inlay card in the convex block of sliding slot, and the length of sliding slot is more than under twice of 61 thickness of driven gear and sliding slot
Side is concordant with the lower surface of driven gear 61, so that under the driving of power drive assemblies 41, drives gear 23 can be along
The axial sliding of shaft, has enough spaces that driving gear 23 is separated from each other with driven gear 61, realizes to motor
The cut-out that structure 2 controls.
As shown in figure 3, man-operated mechanism 3 includes to be arranged in 5 two side of mounting box and energy along the width direction of mounting box 5
It is engaged in the worm screw 32 of the worm gear of transmission component 6, the side wall of mounting box 5 is arranged in and the handwheel being set on worm screw 32 can be fixed
31.With reference to figure 2, the switching slot 52 that inlay card is worn for worm screw 32 is offered on the side wall of mounting box 5, and switching slot 52 is along dampening
Square to setting, both ends are in be matched with the arc-shaped setting of worm screw 32, and have in the madial wall circumferential direction inlay card of switching slot 52 several
Pearl 522 is rotated, the rotation by rotating pearl 522 is connected on the peripheral surface of worm screw 32, reduces mutual friction and resistance.
It is in the transition part 521 for reducing setting by two lateral intermediate ruler diameter circular arcs, the ruler diameter of transition part 521 in the middle section of switching slot 52
It is less than and close to the diameter of worm screw 32 so that worm screw 32 can slip through transition part 521 under the driving of external force, while without outer
Worm screw 32 is made to carry out wearing inlay card in the side of switching slot 52 when power.Between the 52 both sides arc-shaped part center of circle of switching slot
Distance be more than driven gear 61 thickness so that when worm gear inlay card switching slot 52 far from 6 side of transmission component when, worm screw 32
It is separated with gap between turbine 62, so that worm gear is detached with worm screw 32 without transmission;When make when worm gear inlay card switch
When close to 6 side of transmission component, worm screw 32 is mutually driven with worm gear at this time engages slot 52, and then can carry out valve rod 03 and drive manually
Dynamic control.
As shown in figure 4, power drive assemblies 41 include to wear and be fixedly connected on along the length direction of mounting box 5 to cut
Change the drive rod 411 of component 43, one end is articulated with hinge bar 412 of the drive rod 411 far from 43 side of changeover module, is articulated with
The other end of extension bar 412 is simultaneously fixedly installed in motor drive mechanism 2 and carries out electronic drive connection or separation with drive motor structure 2
Drive block 413.Drive block 413 offers the card slot 4131 that inlay card is rotated for driving gear 23, card slot 4131 along the radial direction of shaft
It is opened up along horizontal direction and madial wall inlay card has several rollings to be connected to the ball 4132 for driving 23 surface of gear, drive gear
23 close to driven gear 61 and side protrudes from drive block 413 and is sequentially connected, and offered on drive block 413 for driving
The fluting that the shaft of motor 21 is worn, the fluting arc chord angle concentric and corresponding with shaft are more than 180 degree and are preferably provided to
270 degree, it is installed with reduction while being sheathed on the bearing of shaft to realize connection support in fluting and rubs.
It is preferred that power drive assemblies 41 to be mounted remotely to side and hinge bar 412 and the drive rod of switching drive component
Angle between 411 is arranged to obtuse angle, and drive block 413 slides the madial wall for being connected to mounting box 5, real by mounting box 5
Now the connection of the part of drive block 413 is supported so that when drive rod 411 is pushed, drive rod 411 is along level side
To the hinged position of power drive hinge bar 412 move horizontally, the horizontal position of drive block 413 is constant, so that hinge bar
The vertically pressure to mounting box 5 is formed partly after Force decomposition on 412 and vertically pushes pushing away for drive block 413
Power, and then realize the sliding of drive block 413 in the vertical direction;The lower surface of mounting box 5 is also fixedly connected with limited block 51, and
Length direction setting and inside of the limited block 51 along connecting rod offer the limit hole 511 that sliding is worn for connecting rod so that
Power drive assemblies 41 when being driven, stablize so that whole driving is stablized by the direction of drive rod 411.
As shown in figure 4, manual actuation component 42 is located at close to the setting of the side of changeover module 43, and manual actuation component 42
Include the push rod 421 that changeover module 43 is worn and be fixedly connected on along the length direction of mounting box 5, be fixedly connected on switching
Component 43 and man-operated mechanism 3 are to carry out the fixing piece 422 for being manually sequentially connected or detaching.Fixing piece 422 is arranged in annular shape
In the both sides of worm screw 32, the Level Promoting to worm screw 32 is realized, the extraneous driving force of worm screw 32 sliding engagement and turbine 62 is provided.
As shown in figure 4, changeover module 43 is fixedly mounted on the lateral wall of mounting box 5, include the push plate 431 being vertically arranged
With the lead screw 432 for the side wall for wearing and being rotationally connected with mounting box 5, inlay card is equipped with inner ring fixing sleeve on the surface of mounting box 5
The rolling bearing 433 being located on lead screw 432, and the rotating disc that the end of lead screw 432 is installed with, so that lead screw 432
Rotation operation enhanced convenience it is laborsaving.The drive rod 411 of power drive assemblies 41 is arranged in mounting box 5 and fixed vertical connects
It is connected on 431 surface of push plate, while the push rod 421 of manual actuation component 42 is also arranged in mounting box 5 and is vertically fixed after extending
It is connected to the surface of push plate 431, drive rod 411, the hinge bar 412 of power drive assemblies 41, which are provided with, several carries out driving control
System, the push rod 421 and fixing piece 422 of same manual actuation component 42 are it is also preferred that be provided with several.
The position of transmission component 6 of the butterfly plate 04 of butterfly valve when closing on corresponding valve rod 03 keeps certain.
Installation steps:
1, valve rod 03 is arranged in mounting box 5, each side plate of mounting box 5 and top plate later stage are installed, and on valve rod 03
Fixation is arranged transmission component 6;
2, the driving gear 23 of motor drive mechanism 2 is installed to the card slot 4131 of the drive block 413 of power drive assemblies 41;By hand
Fixing piece 422 on the push rod 421 of dynamic drive component 42 is mounted on the worm screw 32 of man-operated mechanism 3 and by mounting box 5 along length
The both side plate in direction carries out wearing installation, while being installed to the handwheel of man-operated mechanism 3 31;It corresponds to power drive assemblies
41, manual actuation component 42 is arranged in the push plate 431 that mounting box 5 is fixedly connected on changeover module 43 after the side plate of width side
Installation of the upper realization to switching mechanism 4;
3, the motor of motor drive mechanism 2 is worn from the top plate of mounting box 5, and 21 shaft of driving motor is arranged in driving gear 23
It is limited in drive block 413, and in lower section;Mounted switching mechanism 4 and 1 structure of driving device are fixedly installed in valve seat
On 01, and each side plate of mounting box 5 is fixedly mounted.
Operating process and operating mode:
When 1, being normally carried out electric drive, the driving gear 23 of motor drive mechanism 2 is engaged on the driven gear 61 of transmission component 6,
Driving is realized after the rotation of driving motor 21, and then realizes that the rotation to valve rod 03 and butterfly plate 04 controls;
2, when electricity shortage or when needing to manually control, by the lead screw 432 of switching mechanism 4 be rotated such that push plate 431 to
5 side of mounting box pushes, so that power drive assemblies 41 slide the driving gear 23 of motor drive mechanism 2 straight up, together
When by manual actuation component 42 by the worm screw 32 of man-operated mechanism 3 to 03 side of valve rod push so that driving gear 23 with it is driven
The separation switching electric transmission of gear 61, the engagement of worm screw 32 realize manual transmission with turbine 62, handwheel 31 are fixedly installed to worm screw
It is driven on 32;
3, when needing to carry out the driving of motor drive mechanism 2 again, then lead screw 432 is rotated backward so that push plate 431 is to far from mounting box 5
Side movement, slowly adjust, and motor drive mechanism 2 is sequentially connected in transmission component 6, and man-operated mechanism 3 and transmission component 6
Switching of the manual actuation to electric drive is realized in separation.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
Claims (10)
1. a kind of butterfly valve, including valve seat (01), the valve body (02) being installed in valve seat (01), rotational installation are worn in valve body (02)
Interior butterfly plate (04), the valve rod (03) for being fixedly connected on butterfly plate (04), being connected turns in valve rod (03) and driving stem (03)
Dynamic driving device (1), it is characterized in that:The driving device (1) includes the electronic of valve rod described in Electronic control (03) rotation
Mechanism (2), manually control the valve rod (03) rotation man-operated mechanism (3), be in linkage with the motor drive mechanism (2) and it is described manually
Mechanism (3) further includes having fixed installation to control the switching mechanism (4) that the valve rod (03) carries out Electronic control or manually controls
In mounting box of the upper end of the valve seat (01) to be installed to motor drive mechanism (2), man-operated mechanism (3) and switching mechanism (4)
(5)。
2. butterfly valve according to claim 1, it is characterized in that:It is fixedly installed transmission component (6), institute on the valve rod (03)
It includes to be connected to the motor drive mechanism (2) and drive the motor drive mechanism (2) and the transmission component to state switching mechanism (4)
(6) power drive assemblies (41) of drive connection/separation, be connected to the man-operated mechanism (3) and drive the man-operated mechanism (3)
With the manual actuation component (42) of the transmission component (6) drive connection/detach, be fixedly connected on the power drive assemblies
(41) and manual actuation component (42) with drive the power drive assemblies (41) and manual actuation component (42) to move synchronously with
Realize the changeover module (43) of transmission switching.
3. butterfly valve according to claim 2, it is characterized in that:The changeover module (43) is to be set to the mounting box (5)
Push plate (431) and driving push plate (431) action of side and the lead screw (432) of positioning;The power drive assemblies (41)
Include to wear along the length direction of the mounting box (5) and be fixedly connected on the drive rod (411) of the push plate (431), one
End is articulated with the hinge bar (412) of separate push plate (431) side of the drive rod (411), is articulated with the hinge bar (412)
The other end is simultaneously fixedly installed in the motor drive mechanism (2) to drive the motor drive mechanism (2) to carry out electronic drive connection or divide
From drive block (413);The manual actuation component (42) includes to wear and fix along the length direction of the mounting box (5)
It is connected to the push rod (421) of the push plate (431), is fixedly connected on the push rod (421) and the man-operated mechanism (3) to carry out
The fixing piece (422) for being manually sequentially connected or detaching.
4. butterfly valve according to claim 3, it is characterized in that:The motor drive mechanism (2) includes to be fixedly installed in the peace
Driving motor (21) above mounted box (5) is connected to the shaft of the driving motor (21) and can be sequentially connected in the transmission
The power driver of component (6), the power driver are connected to the drive block (413) in power drive assemblies (41)
It is sequentially connected or is detached under driving, set in an axial direction between the shaft and the motor drive of the driving motor (21) pair
The slipping part (22) that power driver carries out circumferential limit and axially slid.
5. butterfly valve according to claim 4, it is characterized in that:The power driver is the driving gear for being sheathed on shaft
(23), the transmission component (6) includes the driven gear (61) that can be engaged in the driving gear (23);The drive block
(413) card slot (4131) that inlay card is rotated for the driving gear (23), the card slot (4131) are offered along the radial direction of shaft
Madial wall inlay card have it is several rolling be connected to it is described driving gear (23) surface balls (4132).
6. butterfly valve according to claim 5, it is characterized in that:The power drive assemblies (41) and the manual actuation component
(42) both sides of the valve rod (03) are respectively arranged at, the power drive assemblies (41) are located remotely from the switching drive component
Side;Angle between the hinge bar (412) and the drive rod (411) in obtuse angle, and the drive block (413) slide
It is connected to the madial wall of the mounting box (5);It is also fixedly connected with limited block (51), the limited block in the mounting box (5)
(51) length direction along the connecting rod offers the limit hole (511) that sliding is worn for the connecting rod.
7. according to claim 3 to 6 any one of them butterfly valve, it is characterized in that:The transmission component (6) further includes having fixing sleeve
Turbine (62) set on the valve rod (03);The man-operated mechanism (3) includes laterally to be arranged in the mounting box (5) and can pass
The dynamic worm screw (32) for being connected to the turbine (62) is arranged in the side wall of the mounting box (5) and can be sheathed on the worm screw
(32) handwheel (31) rotated with worm screw described in manual actuation (32), the fixing piece (422) is in annular shape and is sheathed on described
Worm screw (32), the side wall of the mounting box (5) offers in the horizontal direction to be sequentially connected or is detached for the worm screw (32)
When slide inlay card switching slot (52).
8. butterfly valve according to claim 7, it is characterized in that:The centre of the switching slot (52) is by two lateral intermediate recess shapes
It is in rotate the arc-shaped worn for the worm screw (32) at having transition part (521), the both ends of the switching slot (52).
9. butterfly valve according to claim 8, it is characterized in that:The madial wall circumferential direction inlay card of the switching slot (52) has several support
It is connected to the rotation pearl (522) of the worm screw (32) peripheral surface.
10. butterfly valve according to claim 3, it is characterized in that:Lead screw (432) screw thread is arranged in the push plate (431),
And inlay card is equipped with the rolling bearing (433) that inner ring fixing sleeve is set to the lead screw (432) on the surface of the mounting box (5).
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CN201810345308.8A CN108644394B (en) | 2018-04-17 | 2018-04-17 | A kind of butterfly valve |
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CN201810345308.8A CN108644394B (en) | 2018-04-17 | 2018-04-17 | A kind of butterfly valve |
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CN108644394A true CN108644394A (en) | 2018-10-12 |
CN108644394B CN108644394B (en) | 2019-08-20 |
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CN201810345308.8A Active CN108644394B (en) | 2018-04-17 | 2018-04-17 | A kind of butterfly valve |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109595348A (en) * | 2018-12-25 | 2019-04-09 | 北京兴博元科技发展有限责任公司 | A kind of ventilation butterfly valve that can accurately adjust air quantity |
CN110668604A (en) * | 2019-10-18 | 2020-01-10 | 徐春霞 | Fine chemical wastewater treatment device |
CN112833199A (en) * | 2020-12-18 | 2021-05-25 | 太原理工大学 | Electromagnetic control reversing electric drive valve |
CN113006527A (en) * | 2021-03-12 | 2021-06-22 | 上海呈祥机电设备有限公司 | Manual and automatic control switching mechanism of wall cutting machine |
CN114321405A (en) * | 2022-01-26 | 2022-04-12 | 石志生 | Pneumatic butterfly valve |
CN114484202A (en) * | 2022-01-25 | 2022-05-13 | 中川新迈科技有限公司 | Manual and automatic double-switching lifting and rotating device |
CN116006699A (en) * | 2023-03-28 | 2023-04-25 | 安徽省白湖阀门厂有限责任公司 | Butterfly valve capable of locking valve plate |
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KR200461646Y1 (en) * | 2012-04-13 | 2012-07-26 | 주식회사 정도기계 | A gear type butterfly valve |
CN202381801U (en) * | 2011-12-27 | 2012-08-15 | 天津市通天阀门有限公司 | Manually/electrically-switching device of valve actuator |
CN204784965U (en) * | 2015-07-09 | 2015-11-18 | 上海孚因流体动力设备有限公司 | A power switching mechanism for electric actuator |
CN205260966U (en) * | 2015-11-30 | 2016-05-25 | 嘉善贯德精密锻造有限公司 | Valve transmission mechanism |
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CN201836500U (en) * | 2010-09-17 | 2011-05-18 | 山野电机工业股份有限公司 | Electric driving device for valve |
CN202381801U (en) * | 2011-12-27 | 2012-08-15 | 天津市通天阀门有限公司 | Manually/electrically-switching device of valve actuator |
KR200461646Y1 (en) * | 2012-04-13 | 2012-07-26 | 주식회사 정도기계 | A gear type butterfly valve |
CN204784965U (en) * | 2015-07-09 | 2015-11-18 | 上海孚因流体动力设备有限公司 | A power switching mechanism for electric actuator |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109595348A (en) * | 2018-12-25 | 2019-04-09 | 北京兴博元科技发展有限责任公司 | A kind of ventilation butterfly valve that can accurately adjust air quantity |
CN109595348B (en) * | 2018-12-25 | 2024-02-27 | 北京兴博元科技发展有限责任公司 | Ventilation butterfly valve capable of accurately adjusting air quantity |
CN110668604A (en) * | 2019-10-18 | 2020-01-10 | 徐春霞 | Fine chemical wastewater treatment device |
CN112833199A (en) * | 2020-12-18 | 2021-05-25 | 太原理工大学 | Electromagnetic control reversing electric drive valve |
CN112833199B (en) * | 2020-12-18 | 2023-02-21 | 太原理工大学 | Electromagnetic control reversing electrically-driven valve |
CN113006527A (en) * | 2021-03-12 | 2021-06-22 | 上海呈祥机电设备有限公司 | Manual and automatic control switching mechanism of wall cutting machine |
CN114484202A (en) * | 2022-01-25 | 2022-05-13 | 中川新迈科技有限公司 | Manual and automatic double-switching lifting and rotating device |
CN114321405A (en) * | 2022-01-26 | 2022-04-12 | 石志生 | Pneumatic butterfly valve |
CN116006699A (en) * | 2023-03-28 | 2023-04-25 | 安徽省白湖阀门厂有限责任公司 | Butterfly valve capable of locking valve plate |
CN116006699B (en) * | 2023-03-28 | 2023-06-09 | 安徽省白湖阀门厂有限责任公司 | Butterfly valve capable of locking valve plate |
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Effective date of registration: 20220726 Address after: 065099 Industrial Park, Gu'an County, Langfang City, Hebei Province Patentee after: VOF Valve Manufacturing Co.,Ltd. Address before: 325105 Dongou Industrial Zone, Dongou street, Yongjia County, Wenzhou City, Zhejiang Province Patentee before: YONGJIA HENG VALVE CO.,LTD. |