CN117967806A - Butterfly valve with high protective performance - Google Patents

Butterfly valve with high protective performance Download PDF

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Publication number
CN117967806A
CN117967806A CN202410390857.2A CN202410390857A CN117967806A CN 117967806 A CN117967806 A CN 117967806A CN 202410390857 A CN202410390857 A CN 202410390857A CN 117967806 A CN117967806 A CN 117967806A
Authority
CN
China
Prior art keywords
valve body
ring
butterfly
fixedly connected
plate
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.)
Granted
Application number
CN202410390857.2A
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Chinese (zh)
Other versions
CN117967806B (en
Inventor
洪荣坤
张正龙
王帅
葛海州
李坤艳
姚振波
王媛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianjin Tanggu No1 Valve Co ltd
Original Assignee
Tianjin Tanggu No1 Valve Co ltd
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Filing date
Publication date
Application filed by Tianjin Tanggu No1 Valve Co ltd filed Critical Tianjin Tanggu No1 Valve Co ltd
Priority to CN202410390857.2A priority Critical patent/CN117967806B/en
Publication of CN117967806A publication Critical patent/CN117967806A/en
Application granted granted Critical
Publication of CN117967806B publication Critical patent/CN117967806B/en
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Classifications

    • 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
    • F16K1/226—Shaping or arrangements of the sealing
    • F16K1/2263—Shaping or arrangements of the sealing the sealing being arranged on the valve seat
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
    • B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto 
    • B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
    • B08B9/027—Cleaning the internal surfaces; Removal of blockages
    • B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
    • B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
    • B08B9/0436—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided with mechanical cleaning tools, e.g. scrapers, with or without additional fluid jets
    • 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
    • F16K1/222—Shaping of the valve member
    • 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
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/0209—Check valves or pivoted valves
    • F16K27/0218—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
    • F16K49/00—Means in or on valves for heating or cooling

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Lift Valve (AREA)
  • Details Of Valves (AREA)

Abstract

The invention relates to the field of valves, in particular to a butterfly valve with high protection performance. Technical problems: when the high-temperature material passes through the valve body, the rubber sealing ring is in a high-temperature environment for a long time, so that the aging of the sealing ring is accelerated, the sealing performance of the sealing ring is greatly reduced, and the rubber sealing ring is inconvenient to replace by the existing butterfly valve. The technical implementation scheme of the invention is as follows: a butterfly valve with high protection performance comprises a valve body and the like. According to the invention, the rope is manually pulled to wind, the rope pulls the ring to move to one side far away from the butterfly plate, the ring and the butterfly plate are separated from each other, the elastic rope is adaptively deformed and stretched until the ring moves to the end part of the valve body, and then the ring scrapes impurities attached to the inner wall of the valve body, so that the valve body is prevented from being corroded due to adhesion in the valve body.

Description

Butterfly valve with high protective performance
Technical Field
The invention relates to the field of valves, in particular to a butterfly valve with high protection performance.
Background
The prior Chinese patent: CN114635981B discloses an anti-corrosion butterfly valve, which can drive a connecting column and a scraping ring to move left and right when moving left and right through a deflector rod, the scraping ring can scrape on the inner wall of the valve body, so as to clean the inner wall of the valve body and prevent the inner wall of the valve body from corroding.
But when carrying high temperature liquid material, for example oil, when the material of high temperature is in the valve body through, for rubber sealing ring is in high temperature environment for a long time, accelerates the ageing of sealing ring, greatly reduced sealing performance of sealing ring, current butterfly valve is inconvenient to change rubber sealing ring, need stop the material at first usually, and then dismantle whole valve body from the pipeline, reduces the conveying efficiency of material.
Disclosure of Invention
In order to overcome the defect that the existing butterfly valve is inconvenient to replace the rubber sealing ring, the invention provides a butterfly valve with high protection performance.
The technical implementation scheme of the invention is as follows: a butterfly valve with high protection performance comprises a valve body, a hand wheel, a rotating rod and a butterfly plate; the valve body is rotationally connected with a rotating rod; the rotating rod is connected with a hand wheel; the rotating rod is fixedly connected with a butterfly plate, and the butterfly plate is positioned in the valve body; the rubber ring is arranged on the outer surface of the rubber ring; the valve body is connected with two circular rings which are distributed left and right, and the two circular rings are respectively positioned at the left side and the right side of the butterfly plate; the valve body is detachably connected with two rubber rings, the rubber rings are contacted with the outer sides of the butterfly plates, and the rubber rings are positioned between the two circular rings; one of the rubber rings is provided with a plurality of connecting pieces, the other rubber ring is provided with a plurality of connecting grooves corresponding to the connecting pieces, and the connecting pieces and the connecting grooves form a mortise-tenon structure; each rubber ring is fixedly connected with a pull rod, and the pull rods are positioned outside the valve body.
More preferably, the butterfly plate is provided with a plurality of temporary storage grooves.
More preferably, the connecting piece and the corresponding connecting groove are both made of magnetic materials.
More preferably, the device further comprises a filter screen; each rubber ring is fixedly connected with a semi-annular filter screen, the filter screens are fixedly connected with the butterfly plates, the filter screens are made of elastic materials, and the two filter screens are respectively positioned on the left side and the right side of the butterfly plates.
More preferably, the heat sink further comprises a heat radiation fin; the valve body is detachably connected with a plurality of radiating fins, and the radiating fins are contacted with the rubber ring.
More preferably, the cleaning device further comprises a cleaning assembly; the cleaning component comprises a rope, an elastic rope and a guide ring; the circular ring is connected with the valve body in a sliding way; each circular ring is connected with two ropes, and the ropes penetrate through the valve body; each circular ring is fixedly connected with two elastic ropes which are distributed back and forth, and the elastic ropes are fixedly connected with the valve body; the opposite sides of the two circular rings are fixedly connected with a guide ring respectively.
More preferably, the cleaning assembly further comprises a stop collar; the guide ring is made of elastic materials; each guide ring is fixedly connected with a limiting ring, and the limiting rings are fixedly connected with the ropes.
More preferably, the cleaning assembly further comprises a spring, a connecting plate and a magnet; each circular ring is provided with an annular groove; a plurality of springs are fixedly connected in each annular groove; all springs positioned on the same circular ring are fixedly connected with a connecting plate made of magnetic materials, the connecting plate is connected with the corresponding circular ring in a sliding manner, and one side of the connecting plate, which is far away from the butterfly plate, is an N pole; the valve body is fixedly connected with a plurality of magnets which are distributed left and right, and one side of the magnets, which is close to the butterfly plate, is an N pole.
More preferably, the device further comprises a storage hopper and a telescopic plate; the valve body is detachably connected with two storage hoppers distributed left and right; each storage hopper is fixedly connected with a telescopic plate, and the telescopic end of the telescopic plate is in sliding connection with the storage hopper; the telescopic end of each telescopic plate is fixedly connected with a plurality of protruding blocks respectively; one side of each rope close to the limiting ring is respectively provided with a convex rod, and the convex rods are matched with the convex blocks.
More preferably, the outer side of the storage hopper is provided with a rubber patch.
Compared with the prior art, the invention has the following advantages: according to the invention, the two rubber rings are pulled by a pull rod to move oppositely in the front-back direction by manpower until the rubber rings are separated from the valve body, so that the two rubber rings are detached from the valve body, at the moment, the two rings are tightly contacted with the butterfly plate, so that temporary sealing is carried out through the two rings and the butterfly plate, then, a new rubber ring is pushed onto the valve body by manpower until the two rubber rings are contacted with each other, and the two rubber rings are tightly contacted with the outer ring surface of the butterfly plate, at the moment, a connecting piece on one rubber ring is inserted into a corresponding connecting groove on the other rubber ring, so that the two rubber rings are tightly connected, and the whole valve body is not required to be detached, so that the replacement of the rubber rings is completed, and the replacement efficiency is improved.
According to the invention, the rope is manually pulled to wind, the rope pulls the ring to move to one side far away from the butterfly plate, the ring and the butterfly plate are separated from each other, the elastic rope is adaptively deformed and stretched until the ring moves to the end part of the valve body, and then the ring scrapes impurities attached to the inner wall of the valve body, so that the valve body is prevented from being corroded due to adhesion in the valve body.
According to the invention, when the rope pulls the circular ring to move to the end part of the valve body, the rope drives the protruding rod to squeeze the protruding block, so that the protruding block compresses the telescopic plate, the telescopic plate opens the bucket opening of the storage bucket, the circular ring pushes scraped impurities into the storage bucket for temporary storage, and when the valve body is not used, the storage bucket is taken out manually, and impurities in the storage bucket are cleaned.
Drawings
FIG. 1 is a schematic diagram of a disclosed structure of a high protective butterfly valve of the present invention;
FIG. 2 is a first cross-sectional view of the high barrier butterfly valve disclosure of the present invention;
FIG. 3 is a second cross-sectional view of the high barrier butterfly valve disclosure of the present invention;
FIG. 4 is a schematic diagram of a combined partial structure of a rotating rod, a circular ring and a rubber ring of the high-protection butterfly valve disclosed by the invention;
FIG. 5 is a schematic diagram of the combined partial structure of the rotating rod, the butterfly plate, the circular ring, the rubber ring and the filter screen of the butterfly valve with high protection performance;
FIG. 6 is a schematic diagram showing the state and structure of a valve body, a rotating rod, a butterfly plate, a circular ring and a filter screen of the butterfly valve with high protection performance;
FIG. 7 is a schematic diagram of the combined partial structure of a valve body, a ring, a rubber ring and a cleaning assembly of the high protective butterfly valve disclosed by the invention;
FIG. 8 is a schematic view of a first combined partial structure of a valve body, ring and cleaning assembly of the high protective butterfly valve of the present invention;
FIG. 9 is a schematic view of a second combined partial structure of a valve body, ring and cleaning assembly of the high protective butterfly valve of the present invention;
FIG. 10 is a schematic diagram of a combined partial explosion of a ring, a deflector ring, a stop ring, and a connecting plate of the high protective butterfly valve of the present invention;
FIG. 11 is a schematic view of the combined partial structure of rope, magnet, bucket, expansion plate of the high protective butterfly valve of the invention.
Wherein the above figures include the following reference numerals: the device comprises a valve body, a 2-hand wheel, a 3-rotating rod, a 4-butterfly plate, a 101-circular ring, a 102-rubber ring, a 103-filter screen, 104-radiating fins, a 201-rope, a 202-elastic rope, a 203-guide ring, a 204-limiting ring, 205-springs, 206-connecting plates, 207-magnets, 208-storage hoppers, 209-expansion plates, a 4 a-temporary storage groove, a 101 a-annular groove, 102 a-connecting plates, 102 b-pull rods, 201 a-convex rods and 209 a-convex blocks.
Detailed Description
The following description of the technical solutions in the embodiments of the present invention will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
A butterfly valve with high protection performance, as shown in figures 1-11, comprises a valve body 1, a hand wheel 2, a rotating rod 3 and a butterfly plate 4; the valve body 1 is rotationally connected with a rotating rod 3; the rotating rod 3 is connected with a hand wheel 2; the rotating rod 3 is fixedly connected with a butterfly plate 4, and the butterfly plate 4 is positioned in the valve body 1;
The device also comprises a circular ring 101 and a rubber ring 102; the valve body 1 is connected with two circular rings 101 which are distributed left and right, and the two circular rings 101 are respectively positioned on the left side and the right side of the butterfly plate 4; the valve body 1 is connected with two rubber rings 102 which are distributed back and forth and used for sealing through a buckle, the rubber rings 102 are contacted with the outer side of the butterfly plate 4, and the rubber rings 102 are positioned between the two circular rings 101; one of the rubber rings 102 is provided with at least two connecting pieces 102a, the other rubber ring 102 is provided with a plurality of connecting grooves corresponding to the connecting pieces 102a, and the connecting pieces 102a and the connecting grooves form a mortise-tenon structure; each rubber ring 102 is fixedly connected with a pull rod 102b, and the pull rods 102b are positioned outside the valve body 1.
The butterfly plate 4 is provided with a plurality of temporary storage grooves 4a.
The connecting piece 102a and the corresponding connecting groove are both made of magnetic materials.
Also comprises a filter screen 103; each rubber ring 102 is fixedly connected with a semi-annular filter screen 103, the filter screens 103 are fixedly connected with the butterfly plate 4, the filter screens 103 are made of elastic materials, and the two filter screens 103 are respectively positioned on the left side and the right side of the butterfly plate 4.
Also included are heat fins 104; the valve body 1 is detachably connected with a plurality of heat dissipation fins 104, and the heat dissipation fins 104 are contacted with the rubber ring 102.
When the novel heat dissipation valve is used, the left end of the valve body 1 is connected to a pipeline for conveying materials from outside through a flange, the right end of the valve body 1 is connected to a pipeline for conveying materials from outside through a flange, namely, the materials pass through the valve body 1 from left to right, then, the rotating rod 3 and the butterfly plate 4 are driven by the hand wheel 2 to rotate ninety degrees clockwise from top to bottom manually, the butterfly plate 4 is enabled to open the valve body 1, so that high-temperature materials can pass through the valve body 1 from left to right, when the high-temperature materials pass through the valve body 1, the rubber ring 102 is heated and then transfers heat to the valve body 1 for heat dissipation, meanwhile, the rubber ring 102 transfers heat to the heat dissipation fins 104, the contact area between the heat dissipation fins 104 and external air is increased, and the heat dissipation efficiency of the rubber ring 102 is further improved.
When the rubber rings 102 need to be replaced regularly, the rotating rod 3 and the butterfly plate 4 are driven by the rotating hand wheel 2 to rotate, the butterfly plate 4 is reset, the valve body 1 is temporarily closed, then the radiating fins 104 are detached, then the two rubber rings 102 are pulled by the pull rod 102b to move back and forth in the front-back direction until the rubber rings 102 are separated from the valve body 1, and then the two rubber rings 102 are detached from the valve body 1, at the moment, the two rings 101 are tightly contacted with the butterfly plate 4, so that temporary sealing is carried out through the two rings 101 and the butterfly plate 4, then a new rubber ring 102 is pushed onto the valve body 1 by manpower until the two rubber rings 102 are contacted with each other, and the two rubber rings 102 are tightly contacted with the outer ring surface of the butterfly plate 4, at the moment, the connecting piece 102a on one rubber ring 102 is inserted into a corresponding connecting groove on the other rubber ring 102, so that the two rubber rings 102 are tightly connected, and the whole valve body 1 is not required to be detached, the replacement efficiency of the rubber rings 102 is improved, and the magnetic material of the connecting piece 102 is further improved, and the magnetic material of the connecting piece 102 is tightly connected with the connecting groove is sealed.
When the butterfly plate 4 closes the valve body 1, the rubber ring 102 is tightly attached to the outer ring of the butterfly plate 4 to seal the butterfly plate 4, when high-pressure liquid materials are arranged on an external conveying pipe, the high-pressure liquid materials can infiltrate into a gap between the butterfly plate 4 and the rubber ring 102, after the materials infiltrate between the butterfly plate 4 and the rubber ring 102, the materials enter the temporary storage groove 4a for temporary storage, at the moment, the pressure of the liquid materials in the temporary storage groove 4a is small, and the liquid materials cannot continuously infiltrate into the gap between the butterfly plate 4 and the rubber ring 102, so that the liquid materials are prevented from further infiltration.
Because when carrying liquid material, impurity in the material also can pass through valve body 1, when valve body 1 is opened to ninety degrees in rotation of butterfly plate 4, butterfly plate 4 stretches filter screen 103, elastic material's filter screen 103 takes place adaptive deformation, thereby butterfly plate 4 stretches out semi-annular filter screen 103, as shown in fig. 6, and then two filter screens 103 intercept the region that butterfly plate 4 opened, and then filter the material, filter impurity in the material, the impurity adhesion under the filtration is on filter screen 103, because the mesh of filter screen 103 of shrink state is very little, therefore when filter screen 103 is stretched out, even the mesh of filter screen 103 is by relative drawing big, also can filter impurity, impurity is insufficient through the mesh of being drawn big, when butterfly plate 4 rotates to reset valve body 1, filter screen 103 shrink under self elasticity effect and reset, because the elasticity of filter screen 103 is stronger, consequently, can shrink and be planar form when shrink, can not produce the fold when rotating and reset, consequently, can not squeeze filter screen 103 into the clearance between filter screen 4 and rubber ring 102 in the rubber ring 102, the artifical clearance that will filter screen 103 is stretched out in the time of filter screen 103, the manual work ring 102, the filter screen 102 is stretched out, the impurity is stretched out, thereby the filter screen 1 is stretched out to the filter screen 102 when the adhesion takes place, the filter screen 1 is convenient for the change together, the filter screen 1.
Example 2
On the basis of the embodiment 1, as shown in fig. 2-3 and fig. 5-10, the cleaning device further comprises a cleaning assembly; the cleaning component comprises a rope 201, a elastic rope 202 and a guide ring 203; the circular ring 101 is in sliding connection with the valve body 1; each circular ring 101 is respectively connected with two ropes 201 which are distributed up and down, and the ropes 201 penetrate through the valve body 1; each circular ring 101 is fixedly connected with two elastic ropes 202 which are distributed in front and back, and the elastic ropes 202 are fixedly connected with the valve body 1; one guide ring 203 is fixedly connected to each of opposite sides of the two circular rings 101.
The cleaning assembly also includes a stop collar 204; the guide ring 203 is made of elastic material; each guide ring 203 is fixedly connected with a limiting ring 204, and the limiting rings 204 are fixedly connected with the ropes 201. The cleaning assembly further includes a spring 205, a connecting plate 206, and a magnet 207; each circular ring 101 is provided with an annular groove 101a; a plurality of springs 205 are fixedly connected in each annular groove 101a; all springs 205 positioned on the same circular ring 101 are fixedly connected with a connecting plate 206 made of magnetic materials, the connecting plate 206 is in sliding connection with the corresponding circular ring 101, and one side of the connecting plate 206 far away from the butterfly plate 4 is an N pole; two magnets 207 distributed left and right are fixedly connected to the valve body 1, and one side of the magnets 207, which is close to the butterfly plate 4, is an N pole.
The impurity in the liquid material also can be stained with and attach on the valve body 1 inner wall, long-term not clear up can lead to valve body 1 inner wall to receive the corruption, when need carry out periodic cleaning to valve body 1 inner wall, rotate butterfly plate 4 earlier and reset and close valve body 1, at this moment, the outside pipeline at valve body 1 both ends is short temporarily not to lead to the material, then, the manual work pulls rope 201 and rolls, rope 201 pulls ring 101 to keeping away from one side of butterfly plate 4 and remove, ring 101 breaks away from each other with butterfly plate 4, elastic cord 202 takes place adaptive deformation and is stretched, until ring 101 moves valve body 1 tip, and then ring 101 strikes off the impurity that the valve body 1 inner wall is stained with, avoid adhering in valve body 1, lead to valve body 1 to be corroded.
Along with the ring 101 continuously scrapes the impurity of valve body 1 inner wall, scrape the impurity of falling and gather in the lower part side of ring 101 under the action of gravity, when the impurity of ring 101 lower part gathering is more and more, when the high more ring 101 of gathering impurity, ring 101 can leak partial impurity when removing for ring 101 can not push away valve body 1 with whole impurity, at this moment, it is spacing to carry out the water conservancy diversion to the impurity of gathering, avoid impurity to leak when exceeding ring 101, lead to scraping the in-process, the impurity of scraping on ring 101 upper portion can drop back valve body 1 inner wall downwards, can not be pushed away by ring 101, reduce impurity scraping efficiency, at this moment, carry out spacingly through spacing ring 204 to the impurity that water conservancy diversion ring 203 dropped, make the impurity flow down to ring 101 lower part along water conservancy diversion ring 203, avoid the impurity to drop back valve body 1 inner wall.
In the initial state that the ring 101 contacts with the butterfly plate 4, the guide ring 203 made of elastic materials contracts, so that the obstruction to the flow of materials is avoided when the butterfly plate 4 is opened, when the rope 201 pulls the ring 101 to move, the limiting ring 204 is pulled by the rope 201, the limiting ring 204 stretches the guide ring 203, and the guide ring 203 pulls the ring 101 to move to scrape the inner wall of the valve body 1, as shown in fig. 9 and 10.
However, as the ring 101 continuously moves to scrape the inner wall of the valve body 1, more and more impurities are accumulated on one side, away from the butterfly plate 4, of the ring 101, so that the accumulated impurities can cross the ring 101, and cannot be pushed away from the inner wall of the valve body 1 by the ring 101, and further the scraping efficiency is reduced, therefore, when the ring 101 moves, as one side, away from the butterfly plate 4, of the connecting plate 206 is an N pole, and one side, close to the butterfly plate 4, of the magnet 207 is an N pole, so that the connecting plate 206 and the magnet 207 repel each other, as the distance between the connecting plate 206 and the magnet 207 is gradually increased, the spring 205 is compressed, and as the connecting plate 206 and the magnet 207 are gradually closed, until the connecting plate 206 enters the bottom of the annular groove 101a, the spring 205 is compressed to the limit, so that the annular groove 101a is exposed, and then the accumulated impurities temporarily enter the annular groove 101a, thereby increasing the amount of the impurities pushed away by the ring 101, and improving the scraping efficiency, and normally, the connecting plate 206 seals the annular groove 101a under the action of the elasticity of the spring 205, and prevents materials from entering the annular groove 101 a.
Example 3
On the basis of the embodiment 2, as shown in fig. 3 and 11, a storage hopper 208 and a telescopic plate 209 are further included; the valve body 1 is detachably connected with two storage hoppers 208 distributed left and right; each storage hopper 208 is fixedly connected with a telescopic plate 209, and the telescopic end of the telescopic plate 209 is in sliding connection with the storage hopper 208; the telescopic end of each telescopic plate 209 is fixedly connected with two convex blocks 209a respectively; one side of each rope 201 close to the limiting ring 204 is provided with a convex rod 201a, and the convex rods 201a are matched with the convex blocks 209 a.
The outside of the storage bucket 208 is provided with a rubber paste, so that the tightness between the storage bucket 208 and the valve body 1 is enhanced, and leakage of materials from a gap between the storage bucket 208 and the valve body 1 is avoided.
When the rope 201 pulls the circular ring 101 to move to the end part of the valve body 1, the rope 201 drives the convex rod 201a to extrude the convex rod 209a, so that the convex rod 209a compresses the telescopic plate 209, the telescopic plate 209 opens the bucket opening of the storage bucket 208, the circular ring 101 pushes scraped impurities into the storage bucket 208 for temporary storage, the storage bucket 208 is manually taken out when the valve body 1 is not used, impurities in the storage bucket 208 are cleaned, and under the normal condition that the circular ring 101 does not clean impurities on the inner wall of the valve body 1, the bucket opening of the storage bucket 208 is closed by the telescopic plate 209, so that materials are prevented from entering the storage bucket 208.
While the present disclosure has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present disclosure as defined by the appended claims and their equivalents. The scope of the disclosure should, therefore, not be limited to the above-described embodiments, but should be determined not only by the following claims, but also by the equivalents of the following claims.

Claims (9)

1. A butterfly valve with high protection performance comprises a valve body (1), a hand wheel (2), a rotating rod (3) and a butterfly plate (4); the valve body (1) is rotationally connected with a rotating rod (3); the rotating rod (3) is connected with a hand wheel (2); the rotating rod (3) is fixedly connected with a butterfly plate (4), and the butterfly plate (4) is positioned in the valve body (1); the method is characterized in that: the device also comprises a circular ring (101) and a rubber ring (102); the valve body (1) is connected with two circular rings (101) which are distributed left and right, and the two circular rings (101) are respectively positioned at the left side and the right side of the butterfly plate (4); the valve body (1) is detachably connected with two rubber rings (102), the rubber rings (102) are contacted with the outer sides of the butterfly plates (4), and the rubber rings (102) are positioned between the two circular rings (101); one of the rubber rings (102) is provided with a plurality of connecting pieces (102 a), the other rubber ring (102) is provided with a plurality of connecting grooves corresponding to the connecting pieces (102 a), and the connecting pieces (102 a) and the connecting grooves form a mortise-tenon structure; each rubber ring (102) is fixedly connected with a pull rod (102 b), and the pull rods (102 b) are positioned outside the valve body (1);
the filter screen (103) is also included; each rubber ring (102) is fixedly connected with a semi-annular filter screen (103), the filter screens (103) are fixedly connected with the butterfly plate (4), the filter screens (103) are made of elastic materials, and the two filter screens (103) are respectively positioned on the left side and the right side of the butterfly plate (4).
2. A butterfly valve with high protection performance according to claim 1, characterized in that the butterfly plate (4) is provided with a plurality of temporary storage grooves (4 a).
3. A butterfly valve according to claim 1, wherein the connecting piece (102 a) and the corresponding connecting groove are both of magnetic material.
4. A high barrier butterfly valve according to claim 1, further comprising heat sink fins (104); the valve body (1) is detachably connected with a plurality of radiating fins (104), and the radiating fins (104) are contacted with the rubber ring (102).
5. A high barrier butterfly valve according to any one of claims 1 to 4, further comprising a cleaning assembly; the cleaning component comprises a rope (201), an elastic rope (202) and a guide ring (203); the circular ring (101) is in sliding connection with the valve body (1); each circular ring (101) is connected with two ropes (201), and the ropes (201) penetrate through the valve body (1); each circular ring (101) is fixedly connected with two elastic ropes (202) which are distributed in the front-back direction, and the elastic ropes (202) are fixedly connected with the valve body (1); the opposite sides of the two circular rings (101) are fixedly connected with a guide ring (203) respectively.
6. A high barrier butterfly valve according to claim 5, wherein the cleaning assembly further comprises a stop collar (204); the guide ring (203) is made of elastic materials; each guide ring (203) is fixedly connected with a limiting ring (204), and the limiting rings (204) are fixedly connected with the ropes (201).
7. A high protection butterfly valve according to claim 5, wherein the cleaning assembly further comprises a spring (205), a connecting plate (206) and a magnet (207); each circular ring (101) is provided with an annular groove (101 a); a plurality of springs (205) are fixedly connected in each annular groove (101 a); all springs (205) positioned on the same circular ring (101) are fixedly connected with a connecting plate (206) made of magnetic materials, the connecting plate (206) is in sliding connection with the corresponding circular ring (101), and one side of the connecting plate (206) away from the butterfly plate (4) is an N pole; the valve body (1) is fixedly connected with a plurality of magnets (207) which are distributed left and right, and one side of the magnets (207) close to the butterfly plate (4) is an N pole.
8. A high protection butterfly valve according to claim 5, further comprising a storage hopper (208) and a telescoping plate (209); the valve body (1) is detachably connected with two storage hoppers (208) distributed left and right; each storage hopper (208) is fixedly connected with a telescopic plate (209), and the telescopic end of the telescopic plate (209) is in sliding connection with the storage hopper (208); the telescopic end of each telescopic plate (209) is fixedly connected with a plurality of protruding blocks (209 a) respectively; one side of each rope (201) close to the limiting ring (204) is provided with a convex rod (201 a), and the convex rods (201 a) are matched with the convex blocks (209 a).
9. A butterfly valve according to claim 8, wherein a rubber patch is provided on the outside of the reservoir (208).
CN202410390857.2A 2024-04-02 2024-04-02 Butterfly valve with high protective performance Active CN117967806B (en)

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CN117967806B CN117967806B (en) 2024-06-11

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113738896A (en) * 2021-09-08 2021-12-03 本兴阀门制造有限公司 Shock attenuation butterfly valve
CN216812886U (en) * 2022-01-20 2022-06-24 国工控股集团有限公司 Leakage-proof six-eccentric full-metal hard seal butterfly valve
CN219866322U (en) * 2023-04-18 2023-10-20 开维喜阀门(盐城)有限公司 Double-sealing structure and metal butterfly valve
CN117329309A (en) * 2023-10-18 2024-01-02 中阀控股（集团）有限公司 Self-locking butterfly valve with self-cleaning function
CN220566603U (en) * 2023-08-25 2024-03-08 高永钊 Electric valve with peripheral sealing piece

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113738896A (en) * 2021-09-08 2021-12-03 本兴阀门制造有限公司 Shock attenuation butterfly valve
CN216812886U (en) * 2022-01-20 2022-06-24 国工控股集团有限公司 Leakage-proof six-eccentric full-metal hard seal butterfly valve
CN219866322U (en) * 2023-04-18 2023-10-20 开维喜阀门(盐城)有限公司 Double-sealing structure and metal butterfly valve
CN220566603U (en) * 2023-08-25 2024-03-08 高永钊 Electric valve with peripheral sealing piece
CN117329309A (en) * 2023-10-18 2024-01-02 中阀控股（集团）有限公司 Self-locking butterfly valve with self-cleaning function

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