CN112392971A - Blowoff valve capable of adjusting filtering resistance - Google Patents
Blowoff valve capable of adjusting filtering resistance Download PDFInfo
- Publication number
- CN112392971A CN112392971A CN202011265970.6A CN202011265970A CN112392971A CN 112392971 A CN112392971 A CN 112392971A CN 202011265970 A CN202011265970 A CN 202011265970A CN 112392971 A CN112392971 A CN 112392971A
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- China
- Prior art keywords
- valve body
- valve
- filter screen
- fixedly connected
- gear
- 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- Withdrawn
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- 238000001914 filtration Methods 0.000 title claims abstract description 16
- 239000010865 sewage Substances 0.000 claims abstract description 33
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 238000003825 pressing Methods 0.000 claims description 15
- 238000004080 punching Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 3
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- 239000011148 porous material Substances 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000002337 anti-port Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
Images
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
- F16K1/223—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 with a plurality of valve members
-
- 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
- B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
-
- 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
- F16K1/16—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
- F16K31/46—Mechanical actuating means for remote operation
- F16K31/465—Mechanical actuating means for remote operation by flexible transmission means, e.g. cable, chain, bowden wire
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a blowoff valve capable of adjusting filtering resistance, which comprises a valve body, wherein the bottom of the valve body is communicated with a blowoff pipe, the inner wall of one side of the valve body is rotatably connected with a driving rod, the other end of the driving rod movably penetrates through the valve body and is connected with a stepping motor, the stepping motor is arranged on the valve body, the surface of the driving rod is fixedly connected with two symmetrically-set incomplete gears, the inner walls of the two sides of the valve body are rotatably connected with outer gear rings, one outer gear ring is meshed with one incomplete gear, the other outer gear ring is meshed with a change gear, and the change gear is meshed with the other incomplete gear. This blowoff valve of adjustable filter resistance, the pressurized door is at the in-process of lower hem, and the oscillating axle twines the stay cord, and the stay cord pulling is rotatory around the disk body for drive the actuating lever around the disk body and rotate, thereby need not under the condition that power unit supported, can adjust the aperture of filter screen body according to the discharge capacity of sewage, make its filterable resistance get regulation and control, reinforcing filter effect.
Description
Technical Field
The invention relates to the technical field of a drain valve, in particular to a drain valve capable of adjusting filtering resistance.
Background
The filter valve class product filtering part among the conventional art generally comprises valve body, filter screen, blowoff valve etc. and the filter screen is generally in the 45 degrees insert cavities of Y type, then cooperates the blowoff valve locking, and the shortcoming of this kind of structure is: for the filter valve only with the filtering function, the filter screen is detached for cleaning after the pipeline is cut off during cleaning, the operation is complex, and the trouble and the labor are wasted; the filter valve with the sewage discharge function has certain sewage discharge capacity, but impurities easily permeate into filter holes of the filter screen and cannot be thoroughly washed clean, so that bacteria are bred. If the filter screen needs to be cleaned, the pipeline still needs to be cut off to disassemble and wash the filter screen. Moreover, impurities in the filter screen can be spilled when the filter screen is detached, so that the use environment of a user and the surface of a product are polluted, and the filter screen is very troublesome, time-consuming and labor-consuming.
To this end, it is necessary to design a filth discharge valve with adjustable filtering resistance so as to solve the problems set forth above.
Disclosure of Invention
The invention aims to provide a blowdown valve capable of adjusting filtering resistance so as to solve the problems in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an adjustable filter resistance's blowoff valve, includes the valve body, the bottom intercommunication of valve body has the blow off pipe, one side inner wall of valve body rotates and is connected with the actuating lever, and the other end activity of actuating lever runs through the valve body and is connected with step motor, step motor installs on the valve body, the incomplete gear that two symmetries of fixed surface of actuating lever set for, the both sides inner wall of valve body all rotates and is connected with outer ring gear, and an outer ring gear and incomplete gear engagement, and another outer ring gear engagement has a change gear, and change gear and another incomplete gear engagement is equipped with the filter screen body between two outer ring gears, and the both ends of filter screen body pass through the connecting piece and link to each other with two outer ring gears, the filter screen body constitutes for elastic memory material.
Preferably, two supports of inner diapire fixedly connected with of valve body, and the spacing strip of fixedly connected with side between two supports, the spacing strip of side is located the top of filter screen body and rather than the contact, and sliding connection has the magnetic pressing board between two supports, the equal fixedly connected with magnetic path of side surface of two outer ring gears.
Preferably, the outer gear ring comprises an elastic layer and a compression spring, one end of the compression spring is connected with the inner wall of the outer gear ring, the other end of the compression spring is connected with the elastic layer, and the elastic layer is fixedly connected with a connecting piece at the end part of the filter screen body.
Preferably, the bottom of the magnetic pressing plate is fixedly connected with a punching brush, the punching brush corresponds to the sewage discharge pipe in position, the top of the magnetic pressing plate is fixedly connected with a puncture through brush body, and the top of the puncture through brush body is in an arc-shaped convex shape.
Preferably, the inner wall of the valve body is fixedly connected with two symmetrical set swing shafts, the surfaces of the two swing shafts are movably provided with pressure doors, the two pressure doors are horizontally set and are in contact with one sides close to each other, the top of each pressure door is fixedly connected with an anti-torsion spring, and the other end of each anti-torsion spring is fixedly connected with the inner wall of the valve body.
Preferably, the surface of the end part of the swing shaft is fixedly connected with a pull rope, the surface of the end part of the driving rod is fixedly connected with a winding disc body, the inner wall of the valve body is provided with a positioning pulley, and the other end of the pull rope penetrates through the positioning pulley and is wound on the winding disc body.
Preferably, the compression door is in an initial state, the pull rope is in a tight state, and the torsion spring only bears the gravity of the compression door.
Preferably, the outer gear ring is fixed on the inner wall of the valve body through an elastic memory material rod, and is characterized by being capable of automatically restoring to an original state.
Compared with the prior art, the invention has the beneficial effects that:
(1) this blowoff valve of adjustable filtering resistance through setting up elastic layer and compression spring, can produce certain extrusion force to the filter screen body, makes the filter screen body can rotate along with the rotation of outer ring gear, and what the elastic layer was applyed the filter screen body simultaneously is elastic force, can effectively avoid the filter screen body to receive mechanical damage.
(2) This blowoff valve of adjustable filter resistance through set up the change gear between one of them incomplete gear and outer ring gear, can change the direction of rotation of an outer ring gear, makes two outer ring gear antiport, drives the filter screen body and becomes loose coarse pore state from the compact pore state for sewage can pass through the filter screen body sooner, reduces its filter resistance, and the filter effect is better.
(3) This blowoff valve of adjustable filter resistance, along with the rotation of the incomplete gear of step motor drive, two magnetic paths are close to in turn, keep away from the magnetic pressing board, so the magnetic pressing board can receive ascending repulsion and the periodic effect of decurrent appeal for the filter screen body between spacing strip of side and the magnetic pressing board receives abundant extrusion in the torsional while, thereby improves the penetrating effect of filter screen body to sewage, makes things convenient for the clean filter screen body moreover.
(4) This blowoff valve of adjustable filter resistance, when magnetism clamp plate up-and-down motion, magnetism clamp plate can drive the punching press brush and remove to because the punching press brush is located the blow off pipe position, make the punching press brush can provide thrust of blow off pipe, make the blowdown of blow off pipe more unobstructed, avoid silt in the sewage to block up the blow off pipe.
(5) This blowoff valve of adjustable filter resistance, meanwhile, the magnetic pressure board moves the puncture and leads to the brush body and remove, and when the magnetic pressure board removed to the highest end, the puncture led to the brush body backward extrusion filter screen body gently for the filtration pore of filter screen body can be cleared up, avoids the filtration pore to block up because the impurity in the sewage, and the puncture led to the top of brush body is the arc, effectively avoids the filter screen body impaired.
(6) This blowoff valve of adjustable filtering resistance, when sewage got into the valve body, sewage strikeed the pressurized door, and the pressurized door atress drives the axial-inward swing of swing, and torsion spring is stretched for the valve body is in the open mode, and when the discharge capacity of sewage was very big, the wobbling degree of pressurized door was big more, thereby makes its closed state that can adjust the valve body according to the discharge capacity of sewage by oneself, the modern design, it is effectual to discharge.
(7) This blowoff valve of adjustable filter resistance, the pressurized door is at the in-process of lower hem, and the oscillating axle twines the stay cord, and the stay cord pulling is rotatory around the disk body for drive the actuating lever around the disk body and rotate, thereby need not under the condition that power unit supported, can adjust the aperture of filter screen body according to the discharge capacity of sewage, make its filterable resistance get regulation and control, reinforcing filter effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a structural side view of a structural outer ring gear of the present invention;
fig. 3 is a top view of the structure of the inventive structural screen body after being stressed.
In the figure: 1. a valve body; 2. a blow-off pipe; 3. a drive rod; 4. a stepping motor; 5. a stub gear; 6. an outer ring gear; 7. a change gear; 8. a screen body; 9. a support; 10. side limit strips; 11. a magnetic pressure plate; 12. a magnetic block; 13. an elastic layer; 14. a compression spring; 15. punching a brush; 16. a swing shaft; 17. a pressure door; 18. a torsion spring; 19. positioning the pulley; 20. pulling a rope; 21. a reel body; 22. the puncture is led through the brush body.
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. 1-3, the present invention provides a technical solution: the utility model provides an adjustable filter resistance's blowoff valve, including valve body 1, the bottom intercommunication of valve body 1 has blow off pipe 2, one side inner wall of valve body 1 rotates and is connected with actuating lever 3, and the other end activity of actuating lever 3 runs through valve body 1 and is connected with step motor 4, step motor 4 installs on valve body 1, the fixed surface of actuating lever 3 is connected with incomplete gear 5 that two symmetries set for, the both sides inner wall of valve body 1 all rotates and is connected with outer ring gear 6, and an outer ring gear 6 and incomplete gear 5 meshing, another outer ring gear 6 meshing has change gear 7, and change gear 7 and another incomplete gear 5 meshing, be equipped with filter screen body 8 between two outer ring gears 6, and filter screen body 8's both ends pass through the connecting piece and link to each other with two outer ring gears 6, filter screen body 8 constitutes for elastic memory material.
Two supports 9 of inner diapire fixedly connected with of valve body 1, and fixedly connected with side spacing strip 10 between two supports 9, side spacing strip 10 is located filter screen body 8's top and rather than the contact, and sliding connection has magnetic pressing plate 11 between two supports 9, the equal fixedly connected with magnetic path 12 of side surface of two outer ring gears 6.
The outer gear ring 6 comprises an elastic layer 13 and a compression spring 14, one end of the compression spring 14 is connected with the inner wall of the outer gear ring 6, the other end of the compression spring 14 is connected with the elastic layer 13, and the elastic layer 13 is fixedly connected with a connecting piece at the end part of the filter screen body 8.
The bottom fixedly connected with punching press brush 15 of magnetic clamp plate 11, and punching press brush 15 corresponds with the position of blow off pipe 2, and the top fixedly connected with of magnetic clamp plate 11 pierces through brush body 22, and the top of the brush body 22 that pierces through is the protruding form of arc.
The inner wall fixedly connected with of valve body 1 sets for swing axle 16 for two symmetries, and the equal movable mounting in surface of two swing axles 16 has pressurized door 17, and two pressurized doors 17 level set for and the one side contact that is close to each other, and the top fixedly connected with torsion spring 18 of pressurized door 17, and torsion spring 18's the other end and the inner wall fixed connection of valve body 1.
The surface of the end part of the swinging shaft 16 is fixedly connected with a pull rope 20, the surface of the end part of the driving rod 3 is fixedly connected with a winding disc body 21, the inner wall of the valve body 1 is provided with a positioning pulley 19, and the other end of the pull rope 20 penetrates through the positioning pulley 19 and is wound on the winding disc body 21.
In the initial state of the compression door 17, the pull cord 20 is in a taut state, and the torsion spring 18 is only under the weight of the compression door 17.
The outer gear ring 6 is fixed on the inner wall of the valve body 1 through an elastic memory material rod, and is characterized by being capable of automatically recovering to an original state.
The working principle is as follows: when the blowoff valve capable of adjusting the filtering resistance is used, a certain extrusion force can be generated on the filter screen body 8 by arranging the elastic layer 13 and the compression spring 14, so that the filter screen body 8 can rotate along with the rotation of the outer gear ring 6, and meanwhile, the elastic layer 13 applies an elastic acting force on the filter screen body 8, so that the filter screen body 8 can be effectively prevented from being mechanically damaged; by arranging the change gear 7 between one of the incomplete gears 5 and the outer gear rings 6, the rotating direction of one of the outer gear rings 6 can be changed, so that the two outer gear rings 6 rotate reversely, the filter screen body 8 is driven to change from a compact fine pore state to a loose coarse pore state, sewage can quickly pass through the filter screen body 8, the filtering resistance of the filter screen body is reduced, and the filtering effect is better; along with the rotation of the incomplete gear 5 driven by the stepping motor 4, the two magnetic blocks 12 are alternately close to and far away from the magnetic pressing plate 11, so that the magnetic pressing plate 11 can be periodically acted by upward repulsive force and downward attractive force, and the filter screen body 8 between the side limiting strip 10 and the magnetic pressing plate 11 is fully extruded while being twisted, thereby improving the permeation effect of the filter screen body 8 on sewage; when the magnetic pressing plate 8 moves up and down, the magnetic pressing plate 8 can drive the stamping brush 15 to move, and the stamping brush 15 is positioned at the position of the sewage discharge pipe 2, so that the stamping brush 15 can provide a thrust for the sewage discharge pipe 2, the sewage discharge of the sewage discharge pipe 2 is smoother, and the sludge in the sewage is prevented from blocking the sewage discharge pipe 2; meanwhile, the magnetic pressing plate 11 drives the puncture brush body 22 to move, when the magnetic pressing plate 11 moves to the highest end, the puncture brush body 22 slightly and reversely extrudes the filter screen body 8, so that filter holes of the filter screen body 8 are cleaned, the filter screen holes are prevented from being blocked by impurities in sewage, and the top of the puncture brush body 22 is arc-shaped, so that the filter screen body 8 is effectively prevented from being damaged; when sewage enters the valve body 1, the sewage impacts the pressure door 17, the pressure door 17 is forced to drive the swinging shaft 16 to swing inwards, the torsion spring 18 is stretched, the valve body 1 is in an open state, and when the discharge capacity of the sewage is large, the swinging degree of the pressure door 17 is larger, so that the valve body 1 can be automatically adjusted to be in a closed state according to the discharge capacity of the sewage; receive the in-process of door 17 at the lower hem, swing axle 16 twines stay cord 20, and stay cord 20 pulling rotates around disk body 21 for drive actuating lever 3 around disk body 21 and rotate, thereby need not under the condition that power unit supported, can adjust the aperture of filter screen body 8 according to the discharge capacity of sewage, make its filterable resistance get regulation and control, reinforcing filter effect.
Those not described in detail in this specification are within the skill of the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. The utility model provides an adjustable filtration resistance's blowoff valve, includes valve body (1), its characterized in that: the bottom of the valve body (1) is communicated with a sewage discharge pipe (2), one side inner wall of the valve body (1) is rotatably connected with a driving rod (3), the other end of the driving rod (3) movably penetrates through the valve body (1) and is connected with a stepping motor (4), the stepping motor (4) is installed on the valve body (1), the surface of the driving rod (3) is fixedly connected with two symmetrically-set incomplete gears (5), the inner walls of the two sides of the valve body (1) are rotatably connected with outer gear rings (6), one outer gear ring (6) is meshed with one incomplete gear (5), the other outer gear ring (6) is meshed with a change gear (7), the change gear (7) is meshed with the other incomplete gear (5), a filter screen body (8) is arranged between the two outer gear rings (6), and the two ends of the filter screen body (8) are connected with the two outer gear rings (6) through connecting pieces, the filter screen body (8) is made of elastic memory materials.
2. A filtratable sewage valve as claimed in claim 1, wherein: two supports (9) of interior diapire fixedly connected with of valve body (1), and fixedly connected with side spacing strip (10) between two supports (9), side spacing strip (10) are located the top of filter screen body (8) and contact rather than, and sliding connection has magnetic pressing plate (11) between two supports (9), the equal fixedly connected with magnetic path (12) of side surface of two outer ring gears (6).
3. A filtratable sewage valve as claimed in claim 1, wherein: outer ring gear (6) are including elastic layer (13) and compression spring (14), the one end of compression spring (14) links to each other with the inner wall of outer ring gear (6), and the other end of compression spring (14) links to each other with elastic layer (13), elastic layer (13) and the connecting piece fixed connection of filter screen body (8) tip.
4. A filtratable sewage valve as claimed in claim 2, wherein: the bottom fixedly connected with punching press brush (15) of magnetism clamp plate (11), and punching press brush (15) correspond with the position of blow off pipe (2), the top fixedly connected with puncture of magnetism clamp plate (11) leads to brush body (22), and the top of the puncture brush body (22) is the protruding form of arc.
5. A filtratable sewage valve as claimed in claim 1, wherein: swing axle (16) are set for to two symmetries of inner wall fixedly connected with of valve body (1), and the equal movable mounting in surface of two swing axles (16) has pressurized door (17), and one side contact that two pressurized doors (17) level were set for and were close to each other, the top fixedly connected with torsion spring (18) of pressurized door (17), and the other end of torsion spring (18) and the inner wall fixed connection of valve body (1).
6. A trapvalve of adjustable filter resistance according to claim 5, wherein: the surface fixed connection of oscillating axle (16) tip has stay cord (20), the surface fixed connection of actuating lever (3) tip is around disk body (21), positioning pulley (19) are installed to the inner wall of valve body (1), the other end of stay cord (20) runs through positioning pulley (19) and twines on around disk body (21).
7. A trapvalve of adjustable filter resistance according to claim 5, wherein: and in the initial state of the compression door (17), the pull rope (20) is in a tight state, and the torsion spring (18) is only under the gravity of the compression door (17).
8. A filtratable sewage valve as claimed in claim 2, wherein: the outer gear ring (6) is fixed on the inner wall of the valve body (1) through an elastic memory material rod, and is characterized in that the outer gear ring can be automatically restored to the original state.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011265970.6A CN112392971A (en) | 2020-11-12 | 2020-11-12 | Blowoff valve capable of adjusting filtering resistance |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011265970.6A CN112392971A (en) | 2020-11-12 | 2020-11-12 | Blowoff valve capable of adjusting filtering resistance |
Publications (1)
Publication Number | Publication Date |
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CN112392971A true CN112392971A (en) | 2021-02-23 |
Family
ID=74600235
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202011265970.6A Withdrawn CN112392971A (en) | 2020-11-12 | 2020-11-12 | Blowoff valve capable of adjusting filtering resistance |
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CN (1) | CN112392971A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112939258A (en) * | 2021-03-02 | 2021-06-11 | 安徽拓扑仪器设备有限公司 | Conveying equipment |
-
2020
- 2020-11-12 CN CN202011265970.6A patent/CN112392971A/en not_active Withdrawn
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112939258A (en) * | 2021-03-02 | 2021-06-11 | 安徽拓扑仪器设备有限公司 | Conveying equipment |
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Application publication date: 20210223 |