CN113339520A - Valve leaf tip wearing and tearing self-checking device of electric butterfly valve - Google Patents

Valve leaf tip wearing and tearing self-checking device of electric butterfly valve Download PDF

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Publication number
CN113339520A
CN113339520A CN202110497932.1A CN202110497932A CN113339520A CN 113339520 A CN113339520 A CN 113339520A CN 202110497932 A CN202110497932 A CN 202110497932A CN 113339520 A CN113339520 A CN 113339520A
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CN
China
Prior art keywords
gear
guide rail
checking device
butterfly valve
electric butterfly
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.)
Withdrawn
Application number
CN202110497932.1A
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Chinese (zh)
Inventor
孙瑜
王朝发
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KASTO ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd
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KASTO ENVIRONMENTAL PROTECTION EQUIPMENT CO Ltd
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Priority to CN202110497932.1A priority Critical patent/CN113339520A/en
Publication of CN113339520A publication Critical patent/CN113339520A/en
Withdrawn legal-status Critical Current

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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
    • 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
    • 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
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0008—Mechanical means

Abstract

The invention relates to the technical field of electric butterfly valves and discloses a valve leaf end abrasion self-checking device of an electric butterfly valve. This electric butterfly valve's valve leaf tip wearing and tearing self-checking device, pile up and then get into overflow channel through the baffle mechanism on pipeline mechanism surface between butterfly plate mechanism and spoiler through leaking the fluid, and make the fluid go out the liquid hole that the guide rail surface was seted up and get into in the arc spout again, along with fluid pressure increase and then the sealed ball piece that extrudees the curved bar surface and set up, drive the curved bar with this and rotate and make the curved bar promote the slide bar and slide along sliding sleeve mechanism is inside under the effect of connecting rod, finally make the pressure alarm mechanism of slide bar striking square inslot cause alarm signal, reach and be convenient for people's very first time to change the butterfly valve that has worn and leaked, prevent the effect of fluid material wasting of resources.

Description

Valve leaf tip wearing and tearing self-checking device of electric butterfly valve
Technical Field
The invention relates to the technical field of electric butterfly valves, in particular to a valve leaf end abrasion self-checking device of an electric butterfly valve.
Background
The electric butterfly valve belongs to a variety among electric valve and the electric control valve, and it mainly comprises valve body, valve rod, butterfly plate and sealing washer, and the valve body is the cylinder and the butterfly plate rotates in the valve body, controls the switching size of valve body through the turned angle who adjusts the butterfly plate, and then controls the flow, because advantages such as electric butterfly valve opens and close rapidly, the fluid resistance is little, simple structure are used in fields such as water treatment, environmental protection, light industry widely.
Because the opening and closing of the electric butterfly valve are completely determined by the opening and closing angle of the butterfly plate and the valve body cylinder wall, the butterfly plate can certainly cause certain abrasion after being rubbed with the valve body cylinder wall for several times, and then the end sealing performance of the butterfly plate is reduced, which is also an inherent problem of the butterfly valve, especially for some water treatment fields, the abrasion of the butterfly valve can be accelerated by some water flows containing gravels through the butterfly valve, the loss of materials is easily caused after the sealing performance of the butterfly valve is reduced, and the normal operation of other processing procedures can be influenced while the loss is caused. The traditional wear seal inspection for the butterfly valve is tedious, the butterfly valve can be only periodically taken down, whether the butterfly valve needs to be replaced or not is inspected through a seal test, the butterfly valve needs to be installed back after the inspection is finished, and a lot of influences can be brought to production if the butterfly valve is not inspected timely.
The invention provides a valve leaf end abrasion self-checking device of an electric butterfly valve, which solves the problems that whether the traditional electric butterfly valve has abrasion leakage or not can not be effectively and automatically detected, so that material resources are wasted, and production is inconvenient.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a valve leaf end abrasion self-checking device of an electric butterfly valve, which has the advantages that whether the butterfly valve has a leakage phenomenon can be monitored at any time after the butterfly valve is closed, the material resource waste caused by the reduction of the butterfly valve tightness due to the abrasion of the end part of a butterfly plate is effectively prevented, the normal circulation of materials is ensured, and the problem that the material resource waste is caused by the fact that people cannot replace the butterfly valve which is abraded and leaked in time due to the lack of a corresponding abrasion self-checking device of the traditional electric butterfly valve is solved.
(II) technical scheme
In order to realize the purpose that whether the leakage phenomenon exists in the butterfly valve can be monitored at any time after the butterfly valve is closed, the material resource waste caused by the reduction of the butterfly valve sealing property due to the abrasion of the end part of the butterfly plate is effectively prevented, and the normal circulation of the material is ensured, the invention provides the following technical scheme: the utility model provides an electric butterfly valve's valve page or leaf tip wearing and tearing self-checking device, includes pipeline mechanism, pipeline mechanism's fixed surface is connected with the square groove, the inside fixedly connected with arc spout of square groove, the inside fixedly connected with guide rail of square groove, overflow channel has been seted up on pipeline mechanism's surface, pipeline mechanism's inside rotation is connected with drive gear mechanism, the inside fixedly connected with sliding sleeve mechanism of square groove.
Preferably, the inside of arc spout is provided with spring mechanism, and the arc spout is cylindrical, and fixed connection is in the same place between arc spout and the guide rail, and the surface at pipeline mechanism is seted up to the one end of overflow passageway, and the surface at the guide rail is seted up to the other end, and the surface of guide rail has seted up out the liquid hole, and this liquid hole is with overflow passageway and arc spout intercommunication to the junction rotation of overflow passageway and pipeline mechanism is connected with baffle mechanism.
Preferably, the guide rail is fixedly connected to the surface of the pipeline mechanism, the surface of the pipeline mechanism is provided with a groove matched with the guide rail in size, the pipeline mechanism and the guide rail are communicated, and the pressure alarm mechanism is arranged inside the square groove.
The driving gear mechanism comprises a first gear, the fixed surface of the first gear is connected with a first bottom plate, the fixed surface of the first bottom plate is connected with a butterfly plate mechanism, the surface of the first bottom plate is connected with a rotating rod in a rotating mode, one end, far away from the first bottom plate, of the rotating rod is connected with a sliding block mechanism in a rotating mode, the surface of the driving gear mechanism is meshed with a second gear, the fixed surface of the second gear is connected with a second bottom plate, and the fixed surface of the second bottom plate is connected with a spoiler.
Preferably, the driving gear mechanism is in meshed connection with the first gear and the second gear, centers of the driving gear and the first gear are collinear, the first gear is arranged on the back face of the first base plate, and the second gear is arranged on the back face of the second base plate.
Preferably, the butterfly plate mechanism is disc-shaped, the size of the cross section of the butterfly plate mechanism is matched with the pipe diameter of the pipeline mechanism, the size of the flow blocking plate is the same as that of the butterfly plate mechanism, and the plane where the butterfly plate mechanism is located is parallel to the plane where the flow blocking plate is located.
Preferably, the rotating rod is L-shaped, the surface of the rotating rod is of an obtuse angle structure, one end of the rotating rod is rotatably connected to the back face of the first base plate, the other end of the rotating rod is rotatably connected to the surface of the sliding block mechanism, a sealing rubber ring is arranged on the surface of the sliding block mechanism, the sliding block mechanism is slidably connected to the surface of the guide rail, and the stroke of the sliding block mechanism corresponds to the position of the liquid outlet hole formed in the surface of the guide rail.
The sliding sleeve mechanism comprises a sliding rod, the surface of the sliding rod is rotatably connected with a curved rod, and the surface of the curved rod is rotatably connected with a connecting rod.
Preferably, the sliding rod is inserted into and slidably connected with the inner surface of the sliding sleeve mechanism, the sliding rod faces the pressure alarm mechanism arranged in the square groove, one end of the connecting rod is rotatably connected with the surface of the sliding sleeve mechanism, and the other end of the connecting rod is rotatably connected with the surface of the curved rod.
Preferably, one end of the curved bar is rotatably connected to the surface of the sliding bar, the other end of the curved bar is slidably connected to the surface of the arc-shaped sliding groove, a sealing ball block is arranged at one end, close to the arc-shaped sliding groove, of the curved bar, the sealing ball block is matched with the cross section of the arc-shaped sliding groove in size, and a spring mechanism arranged inside the arc-shaped sliding groove is fixedly connected to the surface of the sealing ball block.
(III) advantageous effects
Compared with the prior art, the invention provides a valve leaf end abrasion self-checking device of an electric butterfly valve, which has the following beneficial effects:
1. this electric butterfly valve's valve leaf tip wearing and tearing self-checking device, it rotates to drive first bottom plate and second bottom plate in step through the meshing connection of drive gear mechanism and first gear and second gear, and make butterfly plate mechanism and spoiler rotate in step, make butterfly plate mechanism seal back spoiler can be isolated with the fluid with this, cause fluidic leakage after preventing the wearing and tearing of butterfly plate mechanism, and be convenient for leak the fluid and pile up and then trigger the pressure alarm mechanism who sets up in the square groove, reach and effectively prevent that the fluid material from causing the phenomenon of wasting of resources because of the butterfly valve wearing and tearing, be convenient for to carry out the effect that detects to the butterfly valve wearing and tearing.
2. This electric butterfly valve's valve leaf tip wearing and tearing self-checking device, pile up and then get into overflow channel through the baffle mechanism on pipeline mechanism surface between butterfly plate mechanism and spoiler through leaking the fluid, and make the fluid go out the liquid hole that the guide rail surface was seted up and get into in the arc spout again, along with fluid pressure increase and then the sealed ball piece that extrudees the curved bar surface and set up, drive the curved bar with this and rotate and make the curved bar promote the slide bar and slide along sliding sleeve mechanism is inside under the effect of connecting rod, finally make the slide bar striking set up the pressure alarm mechanism in the square groove and cause alarm signal, reach and be convenient for people's very first time and change the butterfly valve that has worn and leaked, prevent the extravagant effect of fluid material resource.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the driving gear mechanism of the present invention;
FIG. 3 is a schematic structural view of the sliding sleeve mechanism of the present invention;
in the figure: 1. a piping mechanism; 2. a square groove; 3. an arc-shaped chute; 4. a guide rail; 5. an overflow channel; 6. a drive gear mechanism; 61. a first gear; 62. a first base plate; 63. a butterfly plate mechanism; 64. a rotating rod; 65. a slider mechanism; 66. a second gear; 67. a second base plate; 68. a spoiler; 7. a sliding sleeve mechanism; 71. a slide bar; 72. a curved bar; 73. a connecting rod;
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, in a first embodiment:
the utility model provides an electric butterfly valve's valve page or leaf tip wearing and tearing self-checking device, including pipeline mechanism 1, pipeline mechanism 1's fixed surface is connected with square groove 2, square groove 2's inside fixedly connected with arc spout 3, the inside of arc spout 3 is provided with spring mechanism, arc spout 3 is cylindrical, fixed connection is in the same place between arc spout 3 and the guide rail 4, the surface at pipeline mechanism 1 is seted up to the one end of overflow passageway 5, the surface at guide rail 4 is seted up to the other end, and guide rail 4's surface has seted up out the liquid hole, this goes out the liquid hole and communicates overflow passageway 5 and arc spout 3, and overflow passageway 5 rotates with pipeline mechanism 1's junction and is connected with baffle mechanism.
The inside fixedly connected with guide rail 4 of square groove 2, guide rail 4 fixed connection is on the surface of pipeline mechanism 1, and pipeline mechanism 1's surface offer with the fluting of 4 size adaptations of guide rail, be the connected state between pipeline mechanism 1 and the guide rail 4, the inside of square groove 2 is provided with pressure alarm mechanism, overflow channel 5 has been seted up on pipeline mechanism 1's surface.
The inside of the pipeline mechanism 1 is rotatably connected with a driving gear mechanism 6, the driving gear mechanism 6 is in meshed connection with the first gear 61 and the second gear 66, centers of the driving gear mechanism 6 and the first gear 61 and the second gear 66 are collinear, the first gear 61 is arranged on the back surface of the first bottom plate 62, the second gear 66 is arranged on the back surface of the second bottom plate 67, the driving gear mechanism 6 comprises the first gear 61, and the first bottom plate 62 is fixedly connected with the surface of the first gear 61.
The surface of the first base plate 62 is fixedly connected with a butterfly plate mechanism 63, the butterfly plate mechanism 63 is in a disc shape, the size of the cross section of the butterfly plate mechanism is matched with the pipe diameter of the pipeline mechanism 1, the size of the spoiler 68 is the same as that of the butterfly plate mechanism 63, the plane of the butterfly plate mechanism 63 is parallel to the plane of the spoiler 68, the surface of the first base plate 62 is rotatably connected with a rotating rod 64, the rotating rod 64 is in an L shape, the surface of the rotating rod is in an obtuse angle structure, one end of the rotating rod 64 is rotatably connected to the back of the first base plate 62, the other end of the rotating rod is rotatably connected to the surface of a sliding block mechanism 65, a sealing rubber ring is arranged on the surface of the sliding block mechanism 65, the sliding block mechanism 65 is slidably connected to the surface of the guide rail 4, and the stroke of the sliding block mechanism 65 corresponds to the position of a liquid outlet hole formed in the surface of the guide rail 4.
One end of the rotating rod 64 far away from the first bottom plate 62 is rotatably connected with a sliding block mechanism 65, the surface of the driving gear mechanism 6 is engaged and connected with a second gear 66, the surface of the second gear 66 is fixedly connected with a second bottom plate 67, the surface of the second bottom plate 67 is fixedly connected with a spoiler 68, and the inner part of the square groove 2 is fixedly connected with a sliding sleeve mechanism 7.
Referring to fig. 1 and 3, the second embodiment:
the utility model provides an electric butterfly valve's valve page or leaf tip wearing and tearing self-checking device, including pipeline mechanism 1, pipeline mechanism 1's fixed surface is connected with square groove 2, square groove 2's inside fixedly connected with arc spout 3, the inside of arc spout 3 is provided with spring mechanism, arc spout 3 is cylindrical, fixed connection is in the same place between arc spout 3 and the guide rail 4, the surface at pipeline mechanism 1 is seted up to the one end of overflow passageway 5, the surface at guide rail 4 is seted up to the other end, and guide rail 4's surface has seted up out the liquid hole, this goes out the liquid hole and communicates overflow passageway 5 and arc spout 3, and overflow passageway 5 rotates with pipeline mechanism 1's junction and is connected with baffle mechanism.
The inside fixedly connected with guide rail 4 of square groove 2, 4 fixed connection of guide rail are on the surface of pipeline mechanism 1, and the surface of pipeline mechanism 1 offer with the fluting of 4 size adaptations of guide rail, for the connected state between pipeline mechanism 1 and the guide rail 4, the inside of square groove 2 is provided with pressure alarm mechanism, overflow channel 5 has been seted up on the surface of pipeline mechanism 1, the internal rotation of pipeline mechanism 1 is connected with drive gear mechanism 6.
The sliding sleeve mechanism 7 is fixedly connected inside the square groove 2, the sliding sleeve mechanism 7 comprises a sliding rod 71, the sliding rod 71 is inserted and connected to the inner surface of the sliding sleeve mechanism 7 in a sliding mode, the sliding rod 71 faces a pressure alarm mechanism arranged inside the square groove 2, one end of a connecting rod 73 is rotatably connected to the surface of the sliding sleeve mechanism 7, and the other end of the connecting rod is rotatably connected to the surface of a curved rod 72.
The surface of slide bar 71 rotates and is connected with curved bar 72, and the one end of curved bar 72 rotates and connects on the surface of slide bar 71, and other end sliding connection is on the surface of arc spout 3, and the one end that curved bar 72 is close to arc spout 3 is provided with sealed ball piece, this sealed ball piece and arc spout 3's cross-section size looks adaptation, and the inside spring mechanism fixed connection who sets up of arc spout 3 is on the surface of this sealed ball piece, and the surface rotation of curved bar 72 is connected with connecting rod 73.
Please refer to fig. 1-3, example three:
the utility model provides an electric butterfly valve's valve page or leaf tip wearing and tearing self-checking device, including pipeline mechanism 1, pipeline mechanism 1's fixed surface is connected with square groove 2, square groove 2's inside fixedly connected with arc spout 3, the inside of arc spout 3 is provided with spring mechanism, arc spout 3 is cylindrical, fixed connection is in the same place between arc spout 3 and the guide rail 4, the surface at pipeline mechanism 1 is seted up to the one end of overflow passageway 5, the surface at guide rail 4 is seted up to the other end, and guide rail 4's surface has seted up out the liquid hole, this goes out the liquid hole and communicates overflow passageway 5 and arc spout 3, and overflow passageway 5 rotates with pipeline mechanism 1's junction and is connected with baffle mechanism.
The inside fixedly connected with guide rail 4 of square groove 2, guide rail 4 fixed connection is on the surface of pipeline mechanism 1, and pipeline mechanism 1's surface offer with the fluting of 4 size adaptations of guide rail, be the connected state between pipeline mechanism 1 and the guide rail 4, the inside of square groove 2 is provided with pressure alarm mechanism, overflow channel 5 has been seted up on pipeline mechanism 1's surface.
The inside of the pipeline mechanism 1 is rotatably connected with a driving gear mechanism 6, the driving gear mechanism 6 is in meshed connection with the first gear 61 and the second gear 66, centers of the driving gear mechanism 6 and the first gear 61 and the second gear 66 are collinear, the first gear 61 is arranged on the back surface of the first bottom plate 62, the second gear 66 is arranged on the back surface of the second bottom plate 67, the driving gear mechanism 6 comprises the first gear 61, and the first bottom plate 62 is fixedly connected with the surface of the first gear 61.
The surface of the first base plate 62 is fixedly connected with a butterfly plate mechanism 63, the butterfly plate mechanism 63 is in a disc shape, the size of the cross section of the butterfly plate mechanism is matched with the pipe diameter of the pipeline mechanism 1, the size of the spoiler 68 is the same as that of the butterfly plate mechanism 63, the plane of the butterfly plate mechanism 63 is parallel to the plane of the spoiler 68, the surface of the first base plate 62 is rotatably connected with a rotating rod 64, the rotating rod 64 is in an L shape, the surface of the rotating rod is in an obtuse angle structure, one end of the rotating rod 64 is rotatably connected to the back of the first base plate 62, the other end of the rotating rod is rotatably connected to the surface of a sliding block mechanism 65, a sealing rubber ring is arranged on the surface of the sliding block mechanism 65, the sliding block mechanism 65 is slidably connected to the surface of the guide rail 4, and the stroke of the sliding block mechanism 65 corresponds to the position of a liquid outlet hole formed in the surface of the guide rail 4.
The end of the rotating rod 64 far from the first base plate 62 is rotatably connected with a slider mechanism 65, the surface of the driving gear mechanism 6 is engaged and connected with a second gear 66, the surface of the second gear 66 is fixedly connected with a second base plate 67, and the surface of the second base plate 67 is fixedly connected with a spoiler 68.
The sliding sleeve mechanism 7 is fixedly connected inside the square groove 2, the sliding sleeve mechanism 7 comprises a sliding rod 71, the sliding rod 71 is inserted and connected to the inner surface of the sliding sleeve mechanism 7 in a sliding mode, the sliding rod 71 faces a pressure alarm mechanism arranged inside the square groove 2, one end of a connecting rod 73 is rotatably connected to the surface of the sliding sleeve mechanism 7, and the other end of the connecting rod is rotatably connected to the surface of a curved rod 72.
The surface of slide bar 71 rotates and is connected with curved bar 72, and the one end of curved bar 72 rotates and connects on the surface of slide bar 71, and other end sliding connection is on the surface of arc spout 3, and the one end that curved bar 72 is close to arc spout 3 is provided with sealed ball piece, this sealed ball piece and arc spout 3's cross-section size looks adaptation, and the inside spring mechanism fixed connection who sets up of arc spout 3 is on the surface of this sealed ball piece, and the surface rotation of curved bar 72 is connected with connecting rod 73.
When the end of a butterfly plate mechanism 63 arranged in the electric butterfly valve is worn and leaks, and at the moment, when a driving gear mechanism 6 connected to the inside of the pipeline mechanism 1 is driven and rotated clockwise, the driving gear mechanism 6 rotates and is meshed with a first gear 61 and a second gear 66 which are meshed and connected with the driving gear mechanism, so that the first gear 61 and the second gear 66 are driven to rotate anticlockwise, and the first gear 61 and the second gear 66 rotate anticlockwise and drive a first bottom plate 62 and a second bottom plate 67 which are fixedly connected to the surfaces of the first gear 61 and the second gear 66 to rotate anticlockwise.
The first bottom plate 62 and the second bottom plate 67 rotate counterclockwise and drive the butterfly plate mechanism 63 and the spoiler 68 fixedly connected to the surfaces thereof to rotate counterclockwise until the butterfly plate mechanism 63 and the spoiler 68 are perpendicular to the radial direction of the pipeline mechanism 1, at this time, the pipeline mechanism 1 is sealed and isolated by the butterfly plate mechanism 63 and the spoiler 68, because the end of the butterfly plate mechanism 63 is worn and leaked, at this time, as the fluid is accumulated inside the pipeline mechanism 1 between the butterfly plate mechanism 63 and the spoiler 68, the baffle plate mechanism arranged between the pipeline mechanism 1 and the overflow channel 5 is pushed after the fluid is fully accumulated.
Meanwhile, when the first bottom plate 62 rotates counterclockwise, the rotating rod 64 rotatably connected to the surface of the first bottom plate is driven to rotate, the rotating rod 64 rotates and drives the slider mechanism 65 rotatably connected to the rotating rod to slide along the surface of the guide rail 4, and the slider mechanism 65 is further away from the liquid outlet hole formed in the surface of the guide rail 4, so that the fluid can pass through the liquid outlet hole.
The fluid pushes the baffle mechanism arranged between the pipeline mechanism 1 and the overflow channel 5 and enters the overflow channel 5, then passes through the liquid outlet at the fixed connection position of the overflow channel 5 and the guide rail 4, finally passes through the liquid outlet at the fixed connection position of the guide rail 4 and the arc chute 3, and finally enters the arc chute 3, and as the fluid pressure inside the pipeline mechanism 1 is increased, the fluid pushes the sealing ball block on the surface of the curved rod 72 in the arc chute 3 in a sliding connection manner, so that the curved rod 72 is driven to rotate, the curved rod 72 rotates and is driven by the traction of the connecting rod 73 in surface rotating connection, the sliding rod 71 in rotating connection with the curved rod is driven to slide along the inner surface of the sliding sleeve mechanism 7, and the sliding rod 71 impacts the pressure alarm mechanism arranged inside the square groove 2 to cause an alarm signal, so as to prompt people that the electric butterfly valve is worn and leaked and is replaced in time.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a valve page or leaf tip wearing and tearing self-checking device of electric butterfly valve, includes pipeline mechanism (1), its characterized in that: the fixed surface of pipeline mechanism (1) is connected with square groove (2), the inside fixedly connected with arc spout (3) of square groove (2), the inside fixedly connected with guide rail (4) of square groove (2), overflow channel (5) have been seted up on the surface of pipeline mechanism (1), the inside rotation of pipeline mechanism (1) is connected with drive gear mechanism (6), the inside fixedly connected with sliding sleeve mechanism (7) of square groove (2).
2. The valve leaf end abrasion self-checking device of an electric butterfly valve according to claim 1, characterized in that: the inside of arc spout (3) is provided with spring mechanism, arc spout (3) are cylindrical, fixed connection is in the same place between arc spout (3) and guide rail (4), the surface at pipeline mechanism (1) is seted up to the one end of overflow passageway (5), the surface at guide rail (4) is seted up to the other end, and the surface of guide rail (4) has seted up out the liquid hole, this liquid hole is with overflow passageway (5) and arc spout (3) intercommunication, and overflow passageway (5) rotate with the junction of pipeline mechanism (1) and be connected with baffle mechanism.
3. The valve leaf end abrasion self-checking device of an electric butterfly valve according to claim 1, characterized in that: guide rail (4) fixed connection is on the surface of pipeline mechanism (1), and the surface of pipeline mechanism (1) set up with the fluting of guide rail (4) size adaptation, be the connected state between pipeline mechanism (1) and guide rail (4), the inside in square groove (2) is provided with pressure alarm mechanism.
4. The valve leaf end abrasion self-checking device of an electric butterfly valve according to claim 1, characterized in that: the driving gear mechanism (6) comprises a first gear (61), the surface fixed connection of the first gear (61) is provided with a first bottom plate (62), the surface fixed connection of the first bottom plate (62) is provided with a butterfly plate mechanism (63), the surface of the first bottom plate (62) is connected with a rotating rod (64) in a rotating mode, one end, far away from the first bottom plate (62), of the rotating rod (64) is connected with a sliding block mechanism (65) in a rotating mode, the surface meshing of the driving gear mechanism (6) is provided with a second gear (66), the surface fixed connection of the second gear (66) is provided with a second bottom plate (67), and the surface fixed connection of the second bottom plate (67) is provided with a spoiler (68).
5. The valve leaf end abrasion self-checking device of an electric butterfly valve according to claim 4, characterized in that: the driving gear mechanism (6) is in meshed connection with the first gear (61) and the second gear (66), centers of the first gear (61) and the second gear (66) are collinear, the first gear (61) is arranged on the back face of the first bottom plate (62), and the second gear (66) is arranged on the back face of the second bottom plate (67).
6. The valve leaf end wear self-checking device of an electric butterfly valve according to claim 1 or 4, characterized in that: the butterfly plate mechanism (63) is in a disc shape, the section size of the butterfly plate mechanism is matched with the pipe diameter size of the pipeline mechanism (1), the size of the flow blocking plate (68) is the same as that of the butterfly plate mechanism (63), and the plane where the butterfly plate mechanism (63) is located is parallel to the plane where the flow blocking plate (68) is located.
7. The valve leaf end wear self-checking device of an electric butterfly valve according to claim 1 or 4, characterized in that: the utility model discloses a slide block mechanism, including the guide rail (4), bull stick (64), runner (64) are the L type, and its surface is obtuse angle structure, and the one end of bull stick (64) is rotated and is connected at the back of first bottom plate (62), and the other end rotates the surface of connecting at slider mechanism (65), and the surface of slider mechanism (65) is provided with the sealing rubber circle, and slider mechanism (65) sliding connection is on the surface of guide rail (4), and the stroke of slider mechanism (65) corresponds with the position of the play liquid hole that the guide rail (4) surface was seted up.
8. The valve leaf end abrasion self-checking device of an electric butterfly valve according to claim 1, characterized in that: the sliding sleeve mechanism (7) comprises a sliding rod (71), a curved rod (72) is connected to the surface of the sliding rod (71) in a rotating mode, and a connecting rod (73) is connected to the surface of the curved rod (72) in a rotating mode.
9. The valve leaf end wear self-checking device of an electric butterfly valve according to claim 1 or 8, characterized in that: the sliding rod (71) is connected with the inner surface of the sliding sleeve mechanism (7) in an inserting and sliding mode, the sliding rod (71) faces the pressure alarm mechanism arranged in the square groove (2), one end of the connecting rod (73) is connected to the surface of the sliding sleeve mechanism (7) in a rotating mode, and the other end of the connecting rod is connected to the surface of the curved rod (72) in a rotating mode.
10. The valve leaf end wear self-checking device of an electric butterfly valve according to claim 1 or 8, characterized in that: one end of the curved rod (72) is rotatably connected to the surface of the sliding rod (71), the other end of the curved rod is slidably connected to the surface of the arc-shaped sliding groove (3), a sealing ball block is arranged at one end, close to the arc-shaped sliding groove (3), of the curved rod (72), the sealing ball block is matched with the cross section of the arc-shaped sliding groove (3) in size, and a spring mechanism arranged inside the arc-shaped sliding groove (3) is fixedly connected to the surface of the sealing ball block.
CN202110497932.1A 2021-05-08 2021-05-08 Valve leaf tip wearing and tearing self-checking device of electric butterfly valve Withdrawn CN113339520A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110497932.1A CN113339520A (en) 2021-05-08 2021-05-08 Valve leaf tip wearing and tearing self-checking device of electric butterfly valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110497932.1A CN113339520A (en) 2021-05-08 2021-05-08 Valve leaf tip wearing and tearing self-checking device of electric butterfly valve

Publications (1)

Publication Number Publication Date
CN113339520A true CN113339520A (en) 2021-09-03

Family

ID=77469878

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110497932.1A Withdrawn CN113339520A (en) 2021-05-08 2021-05-08 Valve leaf tip wearing and tearing self-checking device of electric butterfly valve

Country Status (1)

Country Link
CN (1) CN113339520A (en)

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Application publication date: 20210903