CN111577909B - Butterfly valve filtering mechanism - Google Patents
Butterfly valve filtering mechanism Download PDFInfo
- Publication number
- CN111577909B CN111577909B CN202010427537.1A CN202010427537A CN111577909B CN 111577909 B CN111577909 B CN 111577909B CN 202010427537 A CN202010427537 A CN 202010427537A CN 111577909 B CN111577909 B CN 111577909B
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- filter
- wall
- fixedly connected
- partition plate
- gear
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- 238000001914 filtration Methods 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 title claims abstract description 30
- 238000005192 partition Methods 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims description 30
- 230000004888 barrier function Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 abstract description 20
- 239000012535 impurity Substances 0.000 description 13
- 238000010030 laminating Methods 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/12—Devices for taking out of action one or more units of multi- unit filters, e.g. for regeneration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Details Of Valves (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a butterfly valve filtering mechanism which comprises a valve body and a filtering pipe, wherein a partition plate is arranged in the filtering pipe, the top end and the bottom end of the partition plate are fixedly connected with the inner wall of the filtering pipe, filtering mechanisms are arranged on two sides of the partition plate, each filtering mechanism comprises a fixing frame, two filtering nets and two transverse plates, the inner sides of the fixing frames are fixedly connected with the filtering nets, the fixing frames are arranged in an inclined shape, the number of the transverse plates is two, and the top ends and the bottom ends of the fixing frames are fixedly connected with the transverse plates. The filter tube is internally divided into two passages by the partition plate arranged in the filter tube, the rotary disc on one side of the filter tube is rotated to drive the two sealing plates on one side of the partition plate to be closed simultaneously, the passage on one side of the partition plate is cut off, the passage on the other side of the partition plate normally circulates, the filter screen is in a closed environment, and therefore the filter screen can be cleaned or replaced under the condition that the passage of a pipeline is not closed, and smoothness of fluid delivery in the pipeline is guaranteed.
Description
Technical Field
The invention relates to the technical field of valves, in particular to a butterfly valve filtering mechanism.
Background
A butterfly valve, also called a flap valve, is a regulating valve with a simple structure, can be used for on-off control of a low-pressure pipeline medium, is a valve of which a closing part is a disk and rotates around a valve shaft to open and close, and can be used for controlling the flow of various types of fluid such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.
When fluid containing more impurities needs to be conveyed in a pipeline, a butterfly valve with a filtering function needs to be used to avoid the adhesion of impurities on the butterfly plate and influence the sealing effect of the butterfly plate.
Therefore, it is necessary to provide a butterfly valve filter mechanism to solve the above problems.
Disclosure of Invention
The invention aims to provide a butterfly valve filtering mechanism, which is characterized in that a partition plate is arranged in a filtering pipe to divide the inside of the filtering pipe into two passages, a rotary disc on one side of the filtering pipe is rotated to drive two sealing plates on one side of the partition plate to be closed simultaneously, the passage on one side of the partition plate is cut off, the passage on the other side of the partition plate is normally circulated, a filtering net is in a closed environment, and the filtering net can be cleaned or replaced under the condition that the passage of a pipeline is not closed, so that the smoothness of fluid delivery in the pipeline is guaranteed, and the defects in the technology are overcome.
In order to achieve the above purpose, the invention provides the following technical scheme: the butterfly valve filtering mechanism comprises a valve body and a filtering pipe, wherein a partition plate is arranged in the filtering pipe, the top end and the bottom end of the partition plate are fixedly connected with the inner wall of the filtering pipe, and filtering mechanisms are arranged on two sides of the partition plate;
the filter mechanism comprises a fixing frame, a filter screen and transverse plates, wherein the inner side of the fixing frame is fixedly connected with the filter screen, the fixing frame is arranged in an inclined shape, the number of the transverse plates is two, and the top end and the bottom end of the fixing frame are fixedly connected with the transverse plates;
the utility model discloses a filter screen, including fixed frame, baffle, connecting plate, inner wall fixed connection, the lateral wall laminating of fixed frame one side and baffle, the lateral wall laminating of baffle is kept away from to fixed frame one side and filter tube, the top and the bottom of fixed frame all are equipped with the connecting plate, be parallel distribution between diaphragm and the connecting plate, the outer wall fixed connection of connecting plate one side and baffle, the connecting plate is kept away from one side of baffle and the inner wall fixed connection of filter tube, the bottom of connecting plate and the inner wall fixed connection of filter tube, pass through bolt fixed connection, two between diaphragm and the connecting plate the filter screen is symmetric distribution about the axis of baffle, fixed frame both sides all are equipped with sealing mechanism.
Preferably, sealing mechanism includes the shrouding, the outer wall laminating of one side and the baffle of shrouding, the shrouding is kept away from the one side of baffle and the inner wall laminating of filter tube, the top and the bottom of shrouding all are equipped with the blend stop, the fixed connection of blend stop one side and baffle, the inner wall fixed connection of one side and filter tube that the baffle was kept away from to the blend stop, the inner wall fixed connection of blend stop top and filter tube, two the blend stop is crisscross and distributes, L shape recess has all been seted up at the shrouding both ends, L shape recess inboard matches with the blend stop, the middle part fixedly connected with pivot of shrouding, pivot one end is passed through sealed bearing and is connected with the outer wall rotation of baffle, the pivot is kept away from the one end of baffle and is passed through sealed bearing and is connected with the inner wall rotation of filter tube, the equal fixedly connected with transmission case of both sides outer wall of filter tube.
Preferably, the inside of transmission case is equipped with first gear, first gear quantity is established to two, pivot one end extends into the inside of transmission case, the pivot is close to the inside one end of transmission case and first gear fixed connection, two be equipped with the belt between the first gear, two first gear passes through belt transmission and connects, the inside of transmission case is equipped with the second gear, the top at first gear is established to the second gear, second gear bottom and first gear engagement, the outer wall rotation that bearing and filter tube are passed through to second gear one side is connected.
Preferably, one side of the second gear, which is far away from the outer wall of the filter pipe, is fixedly connected with a connecting shaft, one end of the connecting shaft extends out of the outer side of the transmission case, the middle part of the connecting shaft is rotatably connected with the outer wall of the transmission case through a bearing, and one end of the connecting shaft, which is far away from the second gear, is fixedly connected with a turntable.
Preferably, valve body bottom both sides all are equipped with the bottom, the bottom is established in the bottom position of fixed frame, the equal fixedly connected with fixed block of both sides outer wall of bottom, the outer wall laminating of fixed block top and filter tube, the fixed block passes through bolt fixed connection with the outer wall of filter tube.
Preferably, a sealing gasket is arranged at the joint of the bottom cover and the outer wall of the filter tube, and the sealing gasket is made of rubber materials.
Preferably, the inside of valve body is equipped with the butterfly plate, the top bottom of butterfly plate all laminates with the inner wall of valve body, the middle part fixedly connected with valve rod of butterfly plate, the top and the bottom of valve rod all rotate through the inner wall of sealed bearing and valve body and be connected.
Preferably, the top end of the valve rod extends out of the outer side of the valve body, and the top end of the valve rod is fixedly connected with a handle.
Preferably, one end of the valve body is communicated with the filter pipe, and one end of the valve body is fixedly connected with the filter pipe through a flange.
In the technical scheme, the invention provides the following technical effects and advantages:
1. the inside of the filter pipe is divided into two passages by arranging the partition plate in the filter pipe, the rotary table on one side of the filter pipe is rotated to drive the two sealing plates on one side of the partition plate to be closed simultaneously, the passage on one side of the partition plate is cut off, the passage on the other side of the partition plate normally circulates, the filter screen is in a closed environment, and therefore the filter screen can be cleaned or replaced under the condition that the passage of a pipeline is not closed, and smoothness of fluid delivery in the pipeline is guaranteed;
2. through setting up the bottom in the bottom of filter tube, the bottom can be stored the impurity after the filter screen filters, closes the back with two shroudings of baffle one side, opens the bottom of its homonymy, can clear up the impurity of storing in the bottom to the filter screen exposes in the outside this moment, is convenient for to the clearance and the change of filter screen.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of a filter tube of the present invention;
FIG. 3 is a top cross-sectional view of a filter tube of the present invention;
FIG. 4 is a side cross-sectional view of the transmission of the present invention;
FIG. 5 is a schematic view of the overall structure of the fixing frame and the filter screen of the present invention;
FIG. 6 is an enlarged view of the portion A of FIG. 1 according to the present invention;
FIG. 7 is an enlarged view of the portion B of FIG. 2 according to the present invention.
Description of reference numerals:
the filter element comprises a valve body 1, a filter pipe 2, a partition plate 3, a fixing frame 4, a transverse plate 5, a connecting plate 6, a sealing plate 7, a blocking strip 8, a rotating shaft 9, a transmission case 10, a first gear 11, a belt 12, a second gear 13, a connecting shaft 14, a rotary disc 15, a bottom cover 16, a fixing block 17, a sealing gasket 18, a butterfly plate 19, a valve rod 20, a handle 21 and a filter screen 22.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides a butterfly valve filtering mechanism shown in figures 1-7, which comprises a valve body 1 and a filtering pipe 2, wherein a partition plate 3 is arranged inside the filtering pipe 2, the top end and the bottom end of the partition plate 3 are fixedly connected with the inner wall of the filtering pipe 2, and filtering mechanisms are arranged on two sides of the partition plate 3;
the filter mechanism comprises a fixed frame 4, a filter screen 22 and transverse plates 5, wherein the inner side of the fixed frame 4 is fixedly connected with the filter screen 22, the fixed frame 4 is arranged in an inclined shape, the number of the transverse plates 5 is two, and the top end and the bottom end of the fixed frame 4 are fixedly connected with the transverse plates 5;
the utility model discloses a filter screen, including fixed frame 4, baffle 3, connecting plate 6, connecting plate 5 and connecting plate 6, the lateral wall laminating of one side of fixed frame 4 one side and baffle 3, the lateral wall laminating of one side and filter tube 2 of baffle 3 is kept away from to fixed frame 4, the top and the bottom of fixed frame 4 all are equipped with connecting plate 6, be parallel distribution between diaphragm 5 and the connecting plate 6, the outer wall fixed connection of connecting plate 6 one side and baffle 3, one side that baffle 3 was kept away from to connecting plate 6 and filter tube 2's inner wall fixed connection, the bottom of connecting plate 6 and filter tube 2's inner wall fixed connection, pass through bolt fixed connection between diaphragm 5 and the connecting plate 6, two filter screen 22 is the symmetric distribution about the axis of baffle 3, fixed frame 4 both sides all are equipped with sealing mechanism.
Further, in the above technical solution, the sealing mechanism includes a sealing plate 7, one side of the sealing plate 7 is attached to the outer wall of the partition plate 3, one side of the sealing plate 7 away from the partition plate 3 is attached to the inner wall of the filter tube 2, the top and bottom ends of the sealing plate 7 are both provided with barrier strips 8, one side of each barrier strip 8 is fixedly connected to the partition plate 3, one side of each barrier strip 8 away from the partition plate 3 is fixedly connected to the inner wall of the filter tube 2, the top ends of the barrier strips 8 are fixedly connected to the inner wall of the filter tube 2, the two barrier strips 8 are distributed in a staggered manner, two ends of the sealing plate 7 are both provided with L-shaped grooves, the inner sides of the L-shaped grooves are matched with the barrier strips 8, the middle part of the sealing plate 7 is fixedly connected to a rotating shaft 9, one end of the rotating shaft 9 is rotatably connected to the outer wall of the partition plate 3 through a sealing bearing, one end of the rotating shaft 9 away from the partition plate 3 is rotatably connected to the inner wall of the filter tube 2 through a sealing bearing, the outer walls of the two sides of the filter pipe 2 are fixedly connected with a transmission case 10.
Further, in the above technical scheme, the inside of transmission case 10 is equipped with first gear 11, first gear 11 is set to two in quantity, pivot 9 one end extends into the inside of transmission case 10, pivot 9 is close to the inside one end and the first gear 11 fixed connection of transmission case 10, two be equipped with belt 12 between the first gear 11, two first gear 11 passes through belt 12 transmission and connects, the inside of transmission case 10 is equipped with second gear 13, second gear 13 is established on the top of first gear 11, the bottom of second gear 13 meshes with first gear 11, second gear 13 one side is connected with the outer wall rotation of filter tube 2 through the bearing, and second gear 13 can drive two first gear 11 and rotate simultaneously.
Further, in the above technical scheme, one side of the second gear 13, which is far away from the outer wall of the filter tube 2, is fixedly connected with a connecting shaft 14, one end of the connecting shaft 14 extends out of the outer side of the transmission case 10, the middle part of the connecting shaft 14 is rotatably connected with the outer wall of the transmission case 10 through a bearing, one end of the connecting shaft 14, which is far away from the second gear 13, is fixedly connected with a rotating disc 15, and the rotating disc 15 can drive the connecting shaft 14 and the second gear 13 to rotate.
Further, in the above technical scheme, the inside of valve body 1 is equipped with butterfly plate 19, the top bottom of butterfly plate 19 all laminates with the inner wall of valve body 1, the middle part fixedly connected with valve rod 20 of butterfly plate 19, the top and the bottom of valve rod 20 all rotate through sealed bearing and valve body 1's inner wall and are connected, and valve rod 20 can drive butterfly plate 19 and rotate.
Further, in the above technical solution, the top end of the valve rod 20 extends out of the outer side of the valve body 1, the top end of the valve rod 20 is fixedly connected with a handle 21, and the handle 21 can be rotated to drive the valve rod 20 to rotate.
Further, in the above technical solution, one end of the valve body 1 is communicated with the filter pipe 2, one end of the valve body 1 is fixedly connected with the filter pipe 2 through a flange, the filter pipe 2 is connected with the valve body 1, and the fluid conveyed in the pipeline needs to be filtered from the inside of the filter pipe 2 and then flows to the valve body 1.
The implementation mode is specifically as follows: by arranging the filter pipe 2, connecting the filter pipe 2 to a conveying pipeline, connecting the filter pipe 2 with the valve body 1, filtering fluid conveyed in the pipeline from the inside of the filter pipe 2 and then flowing to the valve body 1, further avoiding impurities in the fluid from adhering to the butterfly plate 19 inside the valve body 1, providing good protection effect on the sealing effect of the butterfly plate 19, arranging the partition plate 3 inside the filter pipe 2, dividing the inside of the filter pipe 2 into two passages by the partition plate 3, enabling the fluid to flow through the filter pipe 2 from two sides of the partition plate 3, arranging the filter screens 22 at two sides of the partition plate 3, fixing the filter screens 22 inside the fixing frame 4, arranging the fixing frame 4 in an inclined shape, further enabling the filter screens 22 to be in the inclined shape inside of the filter pipe 2, improving the contact area between the filter pipe 2 and the fluid, and further improving the filtering effect of the filter screens 22, the filter screen 22 is arranged to effectively filter impurities in fluid, when the fluid contains more impurities, the surface of the filter screen 22 can be adhered with the impurities in the fluid, and the filter screen 22 can be blocked, the seal plates 7 are arranged on two sides of the filter screen 22, when the filter screen 22 needs to be cleaned or replaced, the rotary table 15 on one side of the filter pipe 2 is firstly rotated, the rotary table 15 drives the second gear 13 to rotate through the connecting shaft 14, the second gear 13 drives the first gear 11 at the bottom end of the second gear to rotate, the two first gears 11 in the transmission case 10 are in transmission connection through the belt 12, the second gear 13 can drive the two first gears 11 to rotate simultaneously, the two first gears 11 simultaneously drive the rotating shaft 9 to rotate, and then the two rotating shafts 9 drive the seal plates 7 to rotate simultaneously until the L-shaped grooves at two ends of the seal plates are clamped with the stop strip 8, at the moment, the two seal plates 7 on one side of the partition plate 3 are closed simultaneously, the passageway of baffle 3 one side cuts off, and the passageway of baffle 3 opposite side normally circulates, the filter screen 22 of baffle 3 one side is in a sealed environment this moment, and then under the condition of not closing pipeline passageway, can wash or change the operation to this filter screen 22, avoided because filter screen 22 blocks up the problem that makes the increase of pipeline internal pressure, the filter screen 22 of baffle 3 both sides can be cleared up in turn, need not close the pipeline when clearing up filter screen 22, the patency of fluid transport in the pipeline provides the guarantee, this embodiment has specifically solved the easy jam of filter screen among the prior art, lead to carrying fluid not smooth, make the problem of pipeline internal pressure increase.
As shown in fig. 1-7: the bottom both sides of 1 bottom of valve body all are equipped with bottom 16, bottom 16 establishes the bottom position at fixed frame 4, the equal fixedly connected with fixed block 17 of both sides outer wall of bottom 16, the laminating of fixed block 17 top and the outer wall of filter tube 2, fixed block 17 passes through bolt fixed connection with the outer wall of filter tube 2.
Further, in the above technical solution, a sealing gasket 18 is disposed at a joint of the bottom cover 16 and the outer wall of the filter tube 2, the sealing gasket 18 is made of a rubber material, and the sealing performance of the connection of the bottom cover 16 and the filter tube 2 is improved by disposing the sealing gasket 18.
The implementation mode is specifically as follows: through setting up bottom 16 in the bottom of filter tube 2, bottom 16 can store the impurity after filter screen 22 filters, closes the back with two shrouding 7 of baffle 3 one side, opens the bottom 16 of its homonymy, can clear up the impurity of storing in the bottom 16 to filter screen 22 exposes in the outside this moment, is convenient for to the clearance and the change of filter screen 22.
The working principle of the invention is as follows:
referring to the attached drawings 1-7 of the specification, by arranging the filter pipe 2, connecting the filter pipe 2 to a conveying pipeline, connecting the filter pipe 2 with the valve body 1, filtering fluid conveyed in the pipeline from the inside of the filter pipe 2 to the valve body 1, arranging the partition plate 3 in the filter pipe 2, dividing the inside of the filter pipe 2 into two passages by the partition plate 3, enabling the fluid to flow through the filter pipe 2 from two sides of the partition plate 3, arranging the filter screens 22 on two sides of the partition plate 3, effectively filtering impurities in the fluid, when the impurities in the fluid are more, adhering the impurities in the fluid to the surface of the filter screen 22, when the filter screen 22 needs to be cleaned or replaced, firstly rotating the rotary disc 15 on one side of the filter pipe 2, driving the second gear 13 to rotate by the rotary disc 15 through the connecting shaft 14, driving the first gear 11 at the bottom end of the second gear 13 to rotate, connect through belt 12 transmission between two inside first gears 11 of transmission case 10, and then second gear 13 can drive two first gears 11 and rotate simultaneously, two first gears 11 drive pivot 9 simultaneously and rotate, and then two pivot 9 drive shrouding 7 and rotate simultaneously until L nature recess and blend stop 8 block at its both ends, two shrouding 7 of 3 one sides of baffle this moment are closed simultaneously, the route of 3 one sides of baffle is cut off, and the normal circulation of route of 3 opposite sides of baffle, the filter screen 22 of 3 one sides of baffle is in a sealed environment this moment, through set up bottom 16 in the bottom of filter tube 2, after closing two shrouding 7 of 3 one sides of baffle, open the bottom 16 of its homonymy, filter screen 22 exposes in the outside this moment, can be to the clearance and the change of filter screen 22, and then, the filter screen 22
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. Butterfly valve filtering mechanism, including valve body (1) and filter tube (2), its characterized in that: a partition plate (3) is arranged inside the filter pipe (2), the top end and the bottom end of the partition plate (3) are fixedly connected with the inner wall of the filter pipe (2), and two sides of the partition plate (3) are provided with filter mechanisms;
the filter mechanism comprises a fixed frame (4), filter screens (22) and transverse plates (5), wherein the inner side of the fixed frame (4) is fixedly connected with the filter screens (22), the fixed frame (4) is arranged in an inclined shape, the number of the transverse plates (5) is two, and the top end and the bottom end of the fixed frame (4) are fixedly connected with the transverse plates (5);
the filter screen is characterized in that one side of the fixed frame (4) is attached to the side wall of the partition plate (3), one side of the fixed frame (4) far away from the partition plate (3) is attached to the side wall of the filter pipe (2), the top end and the bottom end of the fixed frame (4) are respectively provided with a connecting plate (6), the transverse plates (5) and the connecting plates (6) are distributed in parallel, one side of each connecting plate (6) is fixedly connected with the outer wall of the partition plate (3), one side of each connecting plate (6) far away from the partition plate (3) is fixedly connected with the inner wall of the filter pipe (2), the bottom end of each connecting plate (6) is fixedly connected with the inner wall of the filter pipe (2), the transverse plates (5) and the connecting plates (6) are fixedly connected through bolts, the filter screens (22) are symmetrically distributed about the central axis of the partition plate (3), and sealing mechanisms are arranged on two sides of the fixed frame (4);
the sealing mechanism comprises a sealing plate (7), one side of the sealing plate (7) is attached to the outer wall of the partition plate (3), one side of the sealing plate (7), far away from the partition plate (3), is attached to the inner wall of the filter pipe (2), the top end and the bottom end of the sealing plate (7) are respectively provided with a barrier strip (8), one side of each barrier strip (8) is fixedly connected with the partition plate (3), one side of each barrier strip (8), far away from the partition plate (3), is fixedly connected with the inner wall of the filter pipe (2), the top ends of the barrier strips (8) are fixedly connected with the inner wall of the filter pipe (2), the barrier strips (8) are distributed in a staggered manner, L-shaped grooves are respectively formed in the two ends of the sealing plate (7), the inner sides of the L-shaped grooves are matched with the barrier strips (8), a rotating shaft (9) is fixedly connected with the middle of the sealing plate (7), one end of the rotating shaft (9) is rotatably connected with the outer wall of the partition plate (3) through a sealing bearing, the one end that baffle (3) were kept away from in pivot (9) is passed through sealed bearing and is connected with the inner wall rotation of filter tube (2), the equal fixedly connected with transmission case (10) of both sides outer wall of filter tube (2).
2. The butterfly valve filter mechanism of claim 1, wherein: the inside of transmission case (10) is equipped with first gear (11), first gear (11) quantity is established to two, pivot (9) one end extends into the inside of transmission case (10), pivot (9) are close to the inside one end of transmission case (10) and first gear (11) fixed connection, two be equipped with belt (12) between first gear (11), two first gear (11) are connected through belt (12) transmission, the inside of transmission case (10) is equipped with second gear (13), the top at first gear (11) is established in second gear (13), second gear (13) bottom and first gear (11) meshing, second gear (13) one side is connected through the outer wall rotation of bearing and filter tube (2).
3. The butterfly valve filter mechanism of claim 2, wherein: one side fixedly connected with connecting axle (14) of filter tube (2) outer wall is kept away from in second gear (13), the outside of transmission case (10) is extended to connecting axle (14) one end, the outer wall rotation of connecting axle (14) middle part through bearing and transmission case (10) is connected, the one end fixedly connected with carousel (15) of second gear (13) is kept away from in connecting axle (14).
4. The butterfly valve filter mechanism of claim 1, wherein: the bottom end of the valve body (1) is provided with a bottom cover (16), the bottom cover (16) is arranged at the bottom end of the fixing frame (4), the outer walls of the two sides of the bottom cover (16) are fixedly connected with fixing blocks (17), the top end of each fixing block (17) is attached to the outer wall of the corresponding filtering pipe (2), and the fixing blocks (17) are fixedly connected with the outer wall of the corresponding filtering pipe (2) through bolts.
5. The butterfly valve filter mechanism of claim 4, wherein: and a sealing gasket (18) is arranged at the joint of the bottom cover (16) and the outer wall of the filter pipe (2), and the sealing gasket (18) is made of rubber material.
6. The butterfly valve filter mechanism of claim 1, wherein: the inside of valve body (1) is equipped with butterfly plate (19), the top bottom of butterfly plate (19) all laminates with the inner wall of valve body (1), the middle part fixedly connected with valve rod (20) of butterfly plate (19), the top and the bottom of valve rod (20) all rotate through the inner wall of sealed bearing and valve body (1) and are connected.
7. The butterfly valve filter mechanism of claim 6, wherein: the top end of the valve rod (20) extends out of the outer side of the valve body (1), and the top end of the valve rod (20) is fixedly connected with a handle (21).
8. The butterfly valve filter mechanism of claim 1, wherein: one end of the valve body (1) is communicated with the filter pipe (2), and one end of the valve body (1) is fixedly connected with the filter pipe (2) through a flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN206319393U (en) * | 2016-08-31 | 2017-07-11 | 牛海静 | A kind of double-layer drainage pipe inspection grate |
| WO2018121870A1 (en) * | 2016-12-29 | 2018-07-05 | Electrolux Appliances Aktiebolag | A laundry dryer comprising a filter assembly and a method to clean a filter assembly |
| CN207700995U (en) * | 2017-11-13 | 2018-08-07 | 陕西柯瑞达环保科技有限公司 | A kind of air-filtering window of replaceable strainer |
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| CN208605649U (en) * | 2018-08-18 | 2019-03-15 | 温州宇恒管阀有限公司 | A kind of butterfly valve |
| CN209990997U (en) * | 2018-09-28 | 2020-01-24 | 苏州丹顿机电有限公司 | Filtering faucet |
| CN109297762B (en) * | 2018-11-26 | 2020-11-10 | 中国科学院生态环境研究中心 | Semipermeable membrane continuous flow integrated passive sampling device and determination method thereof |
| CN209848431U (en) * | 2019-04-11 | 2019-12-27 | 杭州临安甄品优成电子科技有限公司 | A lepidium meyenii walp liquid fine filtration device for processing of wild lepidium meyenii walp |
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Denomination of invention: Butterfly valve filtration mechanism Granted publication date: 20220805 Pledgee: Shanghai Rural Commercial Bank Co.,Ltd. Songjiang sub branch Pledgor: CHINA KIST VALVE GROUP CO.,LTD. Registration number: Y2024310000253 |
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