CN110425290B - Anti-vibration butterfly valve - Google Patents
Anti-vibration butterfly valve Download PDFInfo
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- CN110425290B CN110425290B CN201910712899.2A CN201910712899A CN110425290B CN 110425290 B CN110425290 B CN 110425290B CN 201910712899 A CN201910712899 A CN 201910712899A CN 110425290 B CN110425290 B CN 110425290B
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- valve body
- butterfly
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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
- 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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- 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
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lift Valve (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention discloses an anti-vibration butterfly valve, which relates to the technical field of valve equipment and comprises a valve body, a water inlet pipe, a water outlet pipe, a butterfly plate assembly, a frame body, a rack, a clamping piece and a limiting mechanism, and has the beneficial technical effects that the valve can be prevented from being opened or closed by mistake due to vibration caused by impact on the valve body; when the device is in the closed state, the device can be maintained in the closed state by adjusting the direction of the clamping block on the clamping piece. The left end fixed connection and the intercommunication inlet tube of valve body, the right-hand member fixed connection and the intercommunication drainage pipe of valve body, butterfly plate assembly set up in the middle part of valve body, and support body fixed connection is in the upper end of valve body, and the rack setting is on the support body, and butterfly plate assembly is connected with rack drive, and fastener fixed connection is on the support body, and the fastener card keeps off on the rack, and stop gear sliding fit connects on the fastener, and stop gear is connected with the fastener.
Description
Technical Field
The invention relates to the technical field of valve equipment, in particular to an anti-vibration butterfly valve.
Background
The butterfly valve is also called as a flap valve, and is a regulating valve with a simple structure, and is suitable for pipelines for conveying various corrosive and non-corrosive fluid media in engineering systems such as producer furnaces, coal gas, natural gas, liquefied petroleum gas, urban coal gas, cold and hot air, chemical smelting, power generation environmental protection, building water supply and drainage and the like, and is used for regulating and cutting off the flow of the media; to this end, we propose a vibration-proof butterfly valve to solve the above problems.
Disclosure of Invention
The invention aims to provide an anti-vibration butterfly valve which has the beneficial effect that the valve body can be prevented from being shocked by impact to open or close the valve by mistake.
The purpose of the invention is realized by the following technical scheme:
the utility model provides an anti-vibration butterfly valve, includes valve body, inlet tube, drain pipe, butterfly plate assembly, support body, rack, fastener and stop gear, the left end fixed connection and the intercommunication inlet tube of valve body, the right-hand member fixed connection and the intercommunication drain pipe of valve body, butterfly plate assembly sets up at the middle part of valve body, support body fixed connection is in the upper end of valve body, the rack sets up on the support body, butterfly plate assembly is connected with rack drive, fastener fixed connection is on the support body, the fastener card keeps off on the rack, stop gear sliding fit connects on the fastener, stop gear is connected with the fastener.
As a further optimization of the technical scheme, the anti-vibration butterfly valve is characterized in that the middle of the inner side of the valve body is fixedly connected with the butterfly plate seat, the center of the butterfly plate seat is provided with a liquid through hole, the rotating shaft sliding groove penetrates through the upper end of the valve body and the upper end of the butterfly plate seat, and the rotating shaft sliding groove is communicated with the liquid through hole.
As the further optimization of the technical scheme, the anti-vibration butterfly valve comprises a butterfly plate assembly, a rotating shaft and a gear, wherein the butterfly plate assembly comprises a butterfly plate, a rotating shaft and a gear; the upper end fixed connection pivot of butterfly plate, the fixed connection gear in the pivot, the butterfly plate is located the through-flow hole, is provided with sealed cushion on the circular terminal surface of butterfly plate, and the sealed sliding fit of pivot is connected in the pivot spout, and the gear is connected with the rack toothing transmission.
As a further optimization of the technical scheme, the anti-vibration butterfly valve comprises a frame body, a support frame, a lead screw seat and a screwing wheel, wherein the frame body comprises a transverse frame plate, support legs, the lead screw seat and the screwing wheel; the supporting legs of the equal fixed connection in both ends of horizontal frame plate, the equal fixed connection of two supporting legs is on the valve body, and the lead screw rotates through the rolling bearing and connects on two lead screw seats, and two lead screw seats fixed connection respectively revolve the left end of twisting wheel fixed connection at the lead screw at the both ends of horizontal frame plate, are provided with the logical groove of horizontally rectangle on the horizontal frame plate.
According to the anti-vibration butterfly valve, the lower end of the rack is fixedly connected with the limiting plate, the limiting plate is connected to the rectangular through groove in the cross frame plate in a sliding fit mode, the rear end of the rack is fixedly connected with the linkage block, the linkage block is connected to the lead screw in a threaded fit mode, a plurality of rectangular clamping grooves are uniformly formed in the upper end of the rack, and the clamping piece is clamped in one rectangular clamping groove.
As a further optimization of the technical scheme, the clamping piece of the anti-vibration butterfly valve comprises a rod frame plate, a spring sleeve rod, a clamping block, a limiting disc, a spring seat, a compression spring, a first slot, a second slot and a limiting through slot; the spring seat is fixedly connected to the spring loop rod, a compression spring is sleeved on the spring loop rod, the lower end of the compression spring is fixedly connected with a spring seat, and the upper end of the compression spring abuts against the rod frame plate; and a limiting through groove is formed at the left end of the upper end of the rod frame plate.
As further optimization of the technical scheme, the anti-vibration butterfly valve comprises a limiting mechanism, a limiting mechanism and a control mechanism, wherein the limiting mechanism comprises a vertical frame plate, a U-shaped frame, a screw, a plug board and a screwing piece; the lower end of the vertical frame plate is fixedly connected with a U-shaped frame, the middle part of the screw rod is connected to the U-shaped frame in a threaded fit manner, the left end of the screw rod is fixedly connected with a screwing piece, the right end of the screw rod is rotatably connected to the inserting plate through a bearing with a seat, the inserting plate is connected to the lower end of the vertical frame plate in a sliding fit manner, the right end of the inserting plate is connected to the first inserting groove in a clearance fit manner, and the upper end of the vertical frame plate; the upper end of the vertical frame plate is provided with a stop block.
The anti-vibration butterfly valve has the beneficial effects that:
the invention relates to an anti-vibration butterfly valve which can prevent a valve body from being shocked by impact to open or close the valve by mistake; when the device is in the closed state, the device can be maintained in the closed state by adjusting the direction of the clamping block on the clamping piece, so that the phenomenon of mistaken opening of the device due to vibration is avoided; the angle that adjusts the butterfly plate subassembly and open can be adjusted to change the flow of water, the fastener card keeps off on the rack, locks the angle that the butterfly plate subassembly was opened, thereby guarantees the continuous ration of rivers and discharges, has also avoided taking place to vibrate and has changed the size of water flow by mistake.
Drawings
FIG. 1 is a first schematic structural diagram of an anti-vibration butterfly valve according to the present invention;
FIG. 2 is a schematic sectional view of an anti-vibration butterfly valve according to the present invention;
FIG. 3 is a second schematic structural view of an anti-vibration butterfly valve according to the present invention;
FIG. 4 is a schematic structural view of a valve body, a water inlet pipe and a water outlet pipe;
FIG. 5 is a schematic sectional view of the valve body, the water inlet pipe and the water discharge pipe;
FIG. 6 is a schematic structural view of a butterfly plate assembly;
FIG. 7 is a schematic structural view of the frame body;
FIG. 8 is a schematic structural view of a rack;
FIG. 9 is a first schematic structural view of the clip;
FIG. 10 is a second schematic structural view of the card member;
fig. 11 is a schematic structural view of the limiting mechanism.
In the figure: a valve body 1; 1-1 of a butterfly plate seat; 1-2 of a liquid through hole; a rotating shaft chute 1-3; a water inlet pipe 2; a drain pipe 3; a butterfly plate assembly 4; 4-1 of a butterfly plate; a rotating shaft 4-2; 4-3 of a gear; a frame body 5; 5-1 of a transverse frame plate; 5-2 of supporting legs; 5-3 parts of a screw rod; 5-4 parts of a screw rod seat; 5-5 of a screwing wheel; a rack 6; a limiting plate 6-1; a linkage block 6-2; 6-3 of a rectangular clamping groove; a fastener 7; a lever rack plate 7-1; a spring loop bar 7-2; 7-3 of a fixture block; 7-4 of a limiting disc; spring seats 7-5; a compression spring 7-6; a first slot 7-7; a second slot 7-8; 7-9 of a limiting through groove; a limiting mechanism 8; 8-1 of a vertical frame plate; 8-2 of a U-shaped frame; 8-3 parts of a screw; 8-4 of an inserting plate; screw 8-5.
Detailed Description
The present invention is described in further detail below with reference to the accompanying figures 1-11 and the detailed description.
The first embodiment is as follows:
this embodiment is described below with reference to fig. 1-11, and an anti-vibration butterfly valve comprises a valve body 1, a water inlet pipe 2, a drain pipe 3, a butterfly plate assembly 4, a frame body 5, a rack 6, a clamping member 7 and a limiting mechanism 8, wherein the left end of the valve body 1 is fixedly connected and communicated with the water inlet pipe 2, the right end of the valve body 1 is fixedly connected and communicated with the drain pipe 3, the butterfly plate assembly 4 is arranged at the middle part of the valve body 1, the frame body 5 is fixedly connected to the upper end of the valve body 1, the rack 6 is arranged on the frame body 5, the butterfly plate assembly 4 is in transmission connection with the rack 6, the clamping member 7 is fixedly connected to the frame body 5, the clamping member 7 is blocked on the rack 6, the limiting mechanism 8 is in sliding fit connection with the. When the valve is used, the water inlet pipe 2 and the water outlet pipe 3 are communicated with an external pipeline, when the clamping piece 7 is not contacted with the rack 6, the rack 5 drives the rack 6 to move leftwards or rightwards by adjusting the rack 5, and the rack 6 drives the butterfly plate component 4 to rotate so as to open or close the valve body 1; when the inclined plane of the clamping block 7-3 on the clamping piece 7 faces to the right side, the rack 5 can drive the rack 6 to move leftwards, the rack 6 drives the butterfly plate component 4 to rotate, the valve body 1 is opened, the valve body 1 is in an opened state, and the clamping piece 7 plays a limiting role, the clamping block 7-3 on the clamping piece 7 can prevent the rack 6 from vibrating and moving rightwards by mistake to close the valve body 1, so that the valve body 1 is maintained in an opened state, when the valve body 1 needs to be closed, the limiting mechanism 8 is separated from the clamping piece 7 by controlling the limiting mechanism 8, the inclined plane on the clamping piece 7-3 faces to the left side after the clamping block 7-3 on the clamping piece 7 rotates 180 degrees, the limiting mechanism 8 is reconnected with the clamping piece 7 at the moment, the rack 6 is driven to move rightwards by controlling the rack 5, the rack 6 drives the butterfly plate component 4 to rotate to close the valve body 1, and, thereby realizing the maintenance of the valve body 1 in a closed state; the angle that adjusts butterfly plate subassembly 4 and open can be adjusted to change the flow of water, fastener 7 block is kept off on rack 6, locks the angle that butterfly plate subassembly 4 was opened, thereby guarantees lasting ration of rivers and discharges, has also avoided taking place to vibrate and has changed the size of water flow by mistake.
The second embodiment is as follows:
the embodiment is described below with reference to fig. 1-11, the middle part of the inner side of the valve body 1 is fixedly connected with a butterfly plate seat 1-1, a liquid through hole 1-2 is arranged in the center of the butterfly plate seat 1-1, a rotating shaft chute 1-3 penetrates through the upper end of the valve body 1 and the upper end of the butterfly plate seat 1-1, and the rotating shaft chute 1-3 is communicated with the liquid through hole 1-2.
The third concrete implementation mode:
the present embodiment is described below with reference to fig. 1 to 11, wherein the butterfly plate assembly 4 includes a butterfly plate 4-1, a rotating shaft 4-2 and a gear 4-3; the upper end of the butterfly plate 4-1 is fixedly connected with a rotating shaft 4-2, the rotating shaft 4-2 is fixedly connected with a gear 4-3, the butterfly plate 4-1 is positioned in the liquid through hole 1-2, a sealing rubber pad is arranged on the circular end face of the butterfly plate 4-1, the rotating shaft 4-2 is connected in a rotating shaft sliding groove 1-3 in a sealing and sliding fit mode, and the gear 4-3 is in meshed transmission connection with the rack 6. The butterfly plate 4-1 is positioned in the liquid through hole 1-2, the liquid through hole 1-2 is blocked to be in a closed state, the gear 4-3 is driven to rotate when the rack 6 moves left and right, the gear 4-3 drives the rotating shaft 4-2 to rotate, and the rotating shaft 4-2 drives the butterfly plate 4-1 to rotate, so that the liquid through hole 1-2 is opened or closed.
The fourth concrete implementation mode:
referring to fig. 1-11, the frame body 5 includes a cross frame plate 5-1, support legs 5-2, a screw rod 5-3, a screw rod seat 5-4, and a screwing wheel 5-5; the two ends of the transverse frame plate 5-1 are fixedly connected with a supporting leg 5-2, the two supporting legs 5-2 are fixedly connected to the valve body 1, the screw 5-3 is rotatably connected to the two screw seats 5-4 through a bearing with a seat, the two screw seats 5-4 are respectively and fixedly connected to the two ends of the transverse frame plate 5-1, the screwing wheel 5-5 is fixedly connected to the left end of the screw 5-3, the transverse frame plate 5-1 is provided with a horizontal rectangular through groove, and the rack 6 is connected with the screw 5-3. When the rack body 5 is used, the screwing wheels 5-5 are rotated, the screwing wheels 5-5 drive the screw rods 5-3 to rotate, and the screw rods 5-3 drive the racks 6 to move.
The fifth concrete implementation mode:
the embodiment is described below with reference to fig. 1 to 11, the lower end of the rack 6 is fixedly connected with a limiting plate 6-1, the limiting plate 6-1 is connected in a rectangular through groove on the cross frame plate 5-1 in a sliding fit manner, the rear end of the rack 6 is fixedly connected with a linkage block 6-2, the linkage block 6-2 is connected on the screw rod 5-3 in a threaded fit manner, the upper end of the rack 6 is uniformly provided with a plurality of rectangular clamping grooves 6-3, and the clamping piece 7 is clamped and blocked in one rectangular clamping groove 6-3. When the screw 5-3 rotates, the screw 5-3 is in threaded connection with the linkage block 6-2 to generate relative displacement, the linkage block 6-2 is driven to move left and right, the linkage block 6-2 drives the rack 6 to move left and right, the rack 6 moves left and right to drive the butterfly plate assembly 4 to rotate, opening or closing of the valve body 1 is achieved, the limiting plate 6-1 is connected in the rectangular through groove in the transverse frame plate 5-1 in a sliding fit mode, the limiting plate 6 plays a limiting and guiding role for the rack 6, and the rack 6 can move left and right along the axis of the screw 5-3.
The sixth specific implementation mode:
the embodiment is described below with reference to fig. 1 to 11, wherein the clip member 7 includes a lever frame plate 7-1, a spring loop lever 7-2, a clip block 7-3, a limiting disc 7-4, a spring seat 7-5, a compression spring 7-6, a first slot 7-7, a second slot 7-8 and a limiting through slot 7-9; the rod frame plate 7-1 is fixedly connected to the cross frame plate 5-1, the spring loop rod 7-2 is connected to the front end of the rod frame plate 7-1 in a sliding fit mode, the upper end and the lower end of the spring loop rod 7-2 are fixedly connected with the limiting disc 7-4 and the fixture block 7-3 respectively, the lower end of the fixture block 7-3 is arranged to be an inclined plane, the fixture block 7-3 is clamped in a rectangular clamping groove 6-3, the left end and the right end of the fixture block 7-3 are respectively provided with a first slot 7-7 and a second slot 7-8, the spring seat 7-5 is fixedly connected to the spring loop rod 7-2, the spring loop rod 7-2 is sleeved with the compression spring 7-6, the lower end of the compression spring 7-6 is fixedly connected with the spring seat 7-5, and the upper end of the compression; the left end of the upper end of the rod frame plate 7-1 is provided with a limiting through groove 7-9. When the inclined plane of the clamping block 7-3 is arranged towards the right side, the clamping block 7-3 is clamped in a rectangular clamping groove 6-3, when the screw 5-3 drives the rack 6 to move leftwards, the rack 6 can press the inclined plane of the clamping block 7-3 to drive the clamping block 7-3 to move upwards, meanwhile, the compression spring 7-6 is compressed, the clamping block 7-3 slides out of one rectangular clamping groove 6-3, the clamping block 7-3 is driven to move downwards under the elastic force of the compression spring 7-6 to slide into the next rectangular clamping groove 6-3, when the rack 6 continuously moves leftwards, the clamping block 7-3 continuously slides out of one rectangular clamping groove 6-3 and slides into the next rectangular clamping groove 6-3 until the butterfly plate component 4 is opened to a specified angle, and the limiting mechanism 8 avoids the rotation of the clamping block 7-3 when sliding, when the valve body 1 is impacted to enable the rack 6 to vibrate, the clamping block 7-3 is clamped in the rectangular clamping groove 6-3, the left side of the clamping block 7-3 is a vertical plane, the rack 6 is prevented from moving towards the right side, the butterfly plate component 4 is prevented from rotating and being closed by mistake, the opening state of the valve body 1 is maintained, the rack 6 is prevented from moving towards the left side under the elastic force of the compression spring 7-6, when the valve body 1 needs to be closed, the limiting disc 7-4 is lifted upwards after the limiting mechanism 8 is controlled to be separated from the first slot 7-7, the limiting disc 7-4 drives the spring sleeve rod 7-2 and the clamping block 7-3 to move upwards, the limiting disc 7-4 is rotated, the limiting disc 7-4 drives the clamping block 7-3 to rotate 180 degrees, and the inclined plane of the clamping block 7-3 faces towards the left, inserting a limiting mechanism 8 into a second slot 7-8, fixing the rotating angle of a clamping block 7-3, driving a rack 6 to move rightwards by controlling a screw 5-3, continuously extruding the inclined plane of the clamping block 7-3 when the rack 6 moves rightwards, driving a butterfly plate component 4 to rotate by the rack 6 to close a valve body 1, clamping the clamping block 7-3 into a rectangular clamping groove 6-3 after the valve body 1 is closed, and preventing the rack 6 from moving leftwards and being opened mistakenly when the rack 6 vibrates, wherein the right side surface of the clamping block 7-3 is a vertical plane, so that the closed state of the valve body 1 is maintained, and the rack 6 is prevented from moving rightwards under the elastic force action of a compression spring 7-6; through manual upwards pulling fastener 7, fastener 7 and rack 6 separation back can adjust the angle that butterfly plate subassembly 4 opened to change the flow of water, loosen back with fastener 7, fastener 7 blocks off on rack 6, with the angle locking of butterfly plate subassembly 4, thereby guarantee the continuous ration discharge of rivers, also avoided taking place to vibrate and the size of mistake change water flow.
The seventh embodiment:
referring to fig. 1-11, the limiting mechanism 8 includes a vertical frame plate 8-1, a U-shaped frame 8-2, a screw 8-3, an inserting plate 8-4, and a screwing member 8-5; the lower end of a vertical frame plate 8-1 is fixedly connected with a U-shaped frame 8-2, the middle part of a screw 8-3 is connected to the U-shaped frame 8-2 in a threaded fit manner, the left end of the screw 8-3 is fixedly connected with a screwing piece 8-5, the right end of the screw 8-3 is rotatably connected to an inserting plate 8-4 through a bearing with a seat, the inserting plate 8-4 is connected to the lower end of the vertical frame plate 8-1 in a sliding fit manner, the right end of the inserting plate 8-4 is connected to a first slot 7-7 in a clearance fit manner, and the upper end of the vertical frame plate 8-1 is connected to a limiting through slot; the upper end of the vertical frame plate 8-1 is provided with a stop block to avoid the separation of the limiting mechanism 8 and the clamping piece 7. When the clamping block 7-3 moves up and down, the limiting mechanism 8 is driven to move up and down, the inserting plate 8-4 is inserted into the first inserting groove 7-7, the clamping block 7-3 is prevented from rotating when moving up and down, the screwing piece 8-5 is rotated, the screwing piece 8-5 drives the screw rod 8-3 to rotate, and the screw rod 8-3 and the inserting plate 8-4 are connected through threads to generate relative displacement to drive the inserting plate 8-4 to move left and right; the inserting plate 8-4 moves leftwards to be separated from the first slot 7-7, the clamping block 7-3 rotates 180 degrees, the inserting plate 8-4 moves upwards and downwards to enable the inserting plate 8-4 to be aligned with the second slot 7-8, the screwing piece 8-5 rotates reversely to drive the inserting plate 8-4 to move rightwards, the right end of the inserting plate 8-4 is inserted into the second slot 7-8, and the rotating angle of the clamping block 7-3 is fixed.
The invention relates to a working principle of an anti-vibration butterfly valve, which comprises the following steps: when the valve is used, the water inlet pipe 2 and the water outlet pipe 3 are communicated with an external pipeline, when the clamping piece 7 is not contacted with the rack 6, the rack 5 drives the rack 6 to move leftwards or rightwards by adjusting the rack 5, and the rack 6 drives the butterfly plate component 4 to rotate so as to open or close the valve body 1; when the inclined plane of the clamping block 7-3 on the clamping piece 7 faces to the right side, the rack 5 can drive the rack 6 to move leftwards, the rack 6 drives the butterfly plate component 4 to rotate, the valve body 1 is opened, the valve body 1 is in an opened state, and the clamping piece 7 plays a limiting role, the clamping block 7-3 on the clamping piece 7 can prevent the rack 6 from vibrating and moving rightwards by mistake to close the valve body 1, so that the valve body 1 is maintained in an opened state, when the valve body 1 needs to be closed, the limiting mechanism 8 is separated from the clamping piece 7 by controlling the limiting mechanism 8, the inclined plane on the clamping piece 7-3 faces to the left side after the clamping block 7-3 on the clamping piece 7 rotates 180 degrees, the limiting mechanism 8 is reconnected with the clamping piece 7 at the moment, the rack 6 is driven to move rightwards by controlling the rack 5, the rack 6 drives the butterfly plate component 4 to rotate to close the valve body 1, and, thereby achieving the maintenance of the valve body 1 in the closed state.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (1)
1. The utility model provides an anti-vibration butterfly valve, includes valve body (1), inlet tube (2), drain pipe (3), butterfly plate subassembly (4), support body (5), rack (6), fastener (7) and stop gear (8), its characterized in that: the water-saving valve is characterized in that the left end of the valve body (1) is fixedly connected and communicated with the water inlet pipe (2), the right end of the valve body (1) is fixedly connected and communicated with the water discharge pipe (3), the butterfly plate assembly (4) is arranged in the middle of the valve body (1), the frame body (5) is fixedly connected to the upper end of the valve body (1), the rack (6) is arranged on the frame body (5), the butterfly plate assembly (4) is in transmission connection with the rack (6), the clamping piece (7) is fixedly connected to the frame body (5), the clamping piece (7) is clamped on the rack (6), the limiting mechanism (8) is connected to the clamping piece (7) in a sliding fit manner, and the limiting mechanism (8) is connected with the clamping piece (;
the middle part of the inner side of the valve body (1) is fixedly connected with a butterfly plate seat (1-1), the center of the butterfly plate seat (1-1) is provided with a liquid through hole (1-2), a rotating shaft sliding chute (1-3) penetrates through the upper end of the valve body (1) and the upper end of the butterfly plate seat (1-1), and the rotating shaft sliding chute (1-3) is communicated with the liquid through hole (1-2);
the butterfly plate component (4) comprises a butterfly plate (4-1), a rotating shaft (4-2) and a gear (4-3); the upper end of the butterfly plate (4-1) is fixedly connected with a rotating shaft (4-2), the rotating shaft (4-2) is fixedly connected with a gear (4-3), the butterfly plate (4-1) is positioned in the liquid through hole (1-2), a sealing rubber gasket is arranged on the circular end face of the butterfly plate (4-1), the rotating shaft (4-2) is connected in a rotating shaft sliding groove (1-3) in a sealing and sliding fit mode, and the gear (4-3) is in meshing transmission connection with the rack (6);
the frame body (5) comprises a transverse frame plate (5-1), supporting legs (5-2), a screw rod (5-3), a screw rod seat (5-4) and a screwing wheel (5-5); two ends of the transverse frame plate (5-1) are fixedly connected with one supporting leg (5-2), the two supporting legs (5-2) are fixedly connected to the valve body (1), the screw rod (5-3) is rotatably connected to the two screw rod seats (5-4), the two screw rod seats (5-4) are respectively and fixedly connected to two ends of the transverse frame plate (5-1), the screwing wheel (5-5) is fixedly connected to the left end of the screw rod (5-3), and the transverse frame plate (5-1) is provided with a horizontal rectangular through groove;
the lower end of the rack (6) is fixedly connected with a limiting plate (6-1), the limiting plate (6-1) is connected in a rectangular through groove in the transverse frame plate (5-1) in a sliding fit mode, the rear end of the rack (6) is fixedly connected with a linkage block (6-2), the linkage block (6-2) is connected on the screw rod (5-3) in a threaded fit mode, a plurality of rectangular clamping grooves (6-3) are uniformly formed in the upper end of the rack (6), and the clamping piece (7) is clamped and blocked in one rectangular clamping groove (6-3);
the clamping piece (7) comprises a rod frame plate (7-1), a spring sleeve rod (7-2), a clamping block (7-3), a limiting disc (7-4), a spring seat (7-5), a compression spring (7-6), a first slot (7-7), a second slot (7-8) and a limiting through slot (7-9); the rod frame plate (7-1) is fixedly connected to the cross frame plate (5-1), the spring loop rod (7-2) is connected to the front end of the rod frame plate (7-1) in a sliding fit mode, the upper end and the lower end of the spring loop rod (7-2) are respectively and fixedly connected with the limiting disc (7-4) and the clamping block (7-3), the lower end of the clamping block (7-3) is arranged to be an inclined plane, the clamping block (7-3) is clamped in the rectangular clamping groove (6-3), the left end and the right end of the clamping block (7-3) are respectively provided with the first slot (7-7) and the second slot (7-8), the spring seat (7-5) is fixedly connected to the spring loop rod (7-2), the spring loop rod (7-2) is sleeved with the compression spring (7-6), the lower end of the compression spring (7-6) is fixedly connected to the spring seat, the upper end of the compression spring (7-6) is propped against the rod frame plate (7-1); a limiting through groove (7-9) is formed in the left end of the upper end of the rod frame plate (7-1);
the limiting mechanism (8) comprises a vertical frame plate (8-1), a U-shaped frame (8-2), a screw (8-3), an inserting plate (8-4) and a screwing piece (8-5); the lower end of the vertical frame plate (8-1) is fixedly connected with a U-shaped frame (8-2), the middle part of the screw rod (8-3) is connected to the U-shaped frame (8-2) in a threaded fit manner, the left end of the screw rod (8-3) is fixedly connected with a screwing piece (8-5), the right end of the screw rod (8-3) is rotatably connected to the inserting plate (8-4), the inserting plate (8-4) is connected to the lower end of the vertical frame plate (8-1) in a sliding fit manner, the right end of the inserting plate (8-4) is connected to the first inserting groove (7-7) in a clearance fit manner, and the upper end of the vertical frame plate (8-1) is connected to the limiting through groove (; the upper end of the vertical frame plate (8-1) is provided with a stop block.
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| CN201910712899.2A CN110425290B (en) | 2019-08-02 | 2019-08-02 | Anti-vibration butterfly valve |
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| CN201910712899.2A CN110425290B (en) | 2019-08-02 | 2019-08-02 | Anti-vibration butterfly valve |
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| CN110425290A CN110425290A (en) | 2019-11-08 |
| CN110425290B true CN110425290B (en) | 2020-10-16 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112344033B (en) * | 2020-11-04 | 2022-08-09 | 贵州电网有限责任公司 | Pressure relief valve dismounting-free test valve device |
| CN112324962B (en) * | 2020-11-04 | 2022-08-05 | 贵州电网有限责任公司 | Disassembly-free pressure check valve of pressure release valve |
| CN112425497A (en) * | 2020-11-20 | 2021-03-02 | 安徽信息工程学院 | Drip irrigation device for vegetable rack |
| CN113844253A (en) * | 2021-10-25 | 2021-12-28 | 戴泽鹏 | Oil storage carriage of cargo truck |
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| US4770392A (en) * | 1985-05-30 | 1988-09-13 | Fritz Schmidt | Shut-off device for pipes |
| CN202302215U (en) * | 2011-12-20 | 2012-07-04 | 石家庄石特阀门有限责任公司 | Rapid switching device for valve |
| CN207777635U (en) * | 2017-10-29 | 2018-08-28 | 瑞安市南星机械有限公司 | A kind of butterfly valve with self-lubricating function |
| CN208331270U (en) * | 2018-06-07 | 2019-01-04 | 上海中韩易捷特阀门有限公司 | A kind of butterfly valve |
| CN109882603A (en) * | 2018-06-19 | 2019-06-14 | 卫忠妹 | Valve with self-locking function |
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- 2019-08-02 CN CN201910712899.2A patent/CN110425290B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4770392A (en) * | 1985-05-30 | 1988-09-13 | Fritz Schmidt | Shut-off device for pipes |
| CN202302215U (en) * | 2011-12-20 | 2012-07-04 | 石家庄石特阀门有限责任公司 | Rapid switching device for valve |
| CN207777635U (en) * | 2017-10-29 | 2018-08-28 | 瑞安市南星机械有限公司 | A kind of butterfly valve with self-lubricating function |
| CN208331270U (en) * | 2018-06-07 | 2019-01-04 | 上海中韩易捷特阀门有限公司 | A kind of butterfly valve |
| CN109882603A (en) * | 2018-06-19 | 2019-06-14 | 卫忠妹 | Valve with self-locking function |
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| CN110425290A (en) | 2019-11-08 |
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Effective date of registration: 20200831 Address after: 362300 high tech park, Luncang Town, Nan'an City, Quanzhou City, Fujian Province (phase III) Applicant after: OUGUAN VALVE TECHNOLOGY Co.,Ltd. Address before: 150006 Room 102, Mingde Building C, Harbin University of Technology, 92 Xidazhi Street, Nangang District, Harbin City, Heilongjiang Province Applicant before: Xu Jinyuan |
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