CN113018958A - A filter equipment for sewage - Google Patents
A filter equipment for sewage Download PDFInfo
- Publication number
- CN113018958A CN113018958A CN202110192874.1A CN202110192874A CN113018958A CN 113018958 A CN113018958 A CN 113018958A CN 202110192874 A CN202110192874 A CN 202110192874A CN 113018958 A CN113018958 A CN 113018958A
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- Prior art keywords
- plate
- filter screen
- rod
- screen plate
- groove
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- 239000010865 sewage Substances 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 63
- 238000007789 sealing Methods 0.000 claims abstract description 43
- 230000007246 mechanism Effects 0.000 claims abstract description 37
- 238000001914 filtration Methods 0.000 claims abstract description 31
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- 244000309464 bull Species 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 11
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 3
- 235000013361 beverage Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Classifications
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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
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/004—Seals, connections
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
Abstract
The invention relates to a filtering device for sewage, which comprises a water pipe, a filtering mechanism and a cleaning mechanism, wherein the filtering mechanism comprises a filter screen plate, a pull ring and a connecting assembly, the cleaning mechanism comprises a rotating assembly and a cleaning assembly, the filtering device for sewage realizes filtering of sewage through the filtering mechanism and the cleaning mechanism, the limiting of the filter screen plate is realized through a positioning rod, the sealing of a positioning plate is realized through a sealing unit, the positioning rod is always abutted against an air bag through the restoring force of a first spring, the filter screen plate is stressed to move towards the direction far away from a restoring plate through the restoring force of a second spring, so that the positioning rod is abutted against a sealing groove better, the sealing effect is improved, the disassembly of the filter screen plate is realized through the inflation of the air bag, the filtering device is convenient and high in sealing performance, and the rotation of the rotating plate is realized through the flow of water, therefore, the filter screen plate is cleaned, and the blockage of the filter screen plate is prevented, so that the sewage is prevented from being ventilated, and the air environment is influenced.
Description
Technical Field
The invention relates in particular to a filtering device for sewage.
Background
Sewage treatment, in order to make sewage reach the water quality requirement of discharging into a certain water body or reuse and carry out the process of purifying it, sewage treatment is widely used in each field such as building, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and beverage, also increasingly goes into common people's daily life.
Along with the continuous improvement of people's standard of living, the emission of sewage is also more and more, and the filter screen that current sewage treatment used is inconvenient when using is dismantled, often all dismantles through the bolt installation, and the rusty phenomenon can appear for a long time in the bolt to inconvenient user dismantles the filter screen, and the people of not being convenient for use.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, a filtering device for sewage is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: a filtering device for sewage comprises a water pipe, a filtering mechanism and a cleaning mechanism, wherein the water pipe is horizontally arranged, the cross section of the water pipe is rectangular, and the filtering mechanism and the cleaning mechanism are both arranged in the water pipe;
the filter mechanism comprises a filter screen plate, a pull ring and a connecting assembly, wherein a strip-shaped limiting groove is arranged on the water pipe, the filter screen plate is vertically arranged in the water pipe, the pull ring is arranged at the top end of the filter screen plate, a line positioning groove is arranged at the bottom end inside the water pipe, the bottom end of the filter screen plate is positioned in the positioning groove, the filter screen plate is connected with the positioning groove in a sliding manner, the top end of the filter screen plate is positioned in the limiting groove, and the filter screen plate is connected with the limiting groove in a sliding;
the two connecting components are respectively arranged at two sides of the top end of the filter screen plate, the two connecting components are symmetrically arranged relative to the filter screen plate and comprise a positioning unit and a sealing unit, a cylindrical sealing groove is formed in the inner wall of the limiting groove, the sealing unit is arranged in the sealing groove and comprises an air bag, a piston cylinder, a piston, a moving rod, a limiting block and a limiting rod, the air bag is arranged at the bottom end inside the sealing groove, the piston cylinder is vertically arranged above the water pipe, the bottom end of the piston cylinder is communicated with the air bag through a water pipe, the piston is arranged in the piston cylinder, the piston is in sliding connection with the piston cylinder, the limiting rod is horizontally arranged at the top end of the piston cylinder, the moving rod is arranged between the piston cylinder and the limiting rod, one end of the moving rod is connected with the limiting rod, and the other end of the moving rod extends into the piston cylinder and is connected, the limiting block is arranged on the end face of the top end of the piston cylinder, the limiting block is positioned on one side of the moving rod, a limiting groove is formed in the limiting block, the limiting rod is positioned in the limiting groove, and the limiting rod is connected with the limiting groove in a sliding mode;
the positioning unit is arranged in the sealing groove, the positioning unit is positioned on one side, close to the filter screen plate, of the air bag and comprises a first spring and a positioning rod, a cylindrical connecting groove is formed in one end, located in the limiting groove, of the filter screen plate, one end of the positioning rod is located in the sealing groove, the other end of the positioning rod extends into the connecting groove, the positioning rod is connected with the sealing groove in a sliding mode, the positioning rod is connected with the connecting groove in a sliding mode, the first spring is arranged in the connecting groove, one end of the first spring is connected with the positioning rod, and the other end of the first spring is connected with the bottom end inside the positioning;
the cleaning mechanism comprises a rotating assembly and a cleaning assembly, the rotating assembly is arranged on one side of the filter screen plate and is located in the water pipe, the rotating assembly comprises two rotating plates, two rotating rods and two bearing seats, the two bearing seats are respectively arranged at the upper end and the lower end of the inside of the water pipe, the rotating rods are vertically arranged in the water pipe, the two ends of the rotating rods are respectively connected with the water pipe through the two bearing seats, and the rotating plates are arranged on the rotating rods.
In order to facilitate cleaning of the filter screen plate, the cleaning assembly is arranged between the rotating plate and the filter screen plate and comprises ejector pins, a movable plate and a transmission unit, the movable plate is vertically arranged in the water pipe, the two ends of the movable plate are respectively abutted to the inner walls of the upper end and the lower end of the water pipe, the movable plate is connected with the water pipe in a sliding mode, the ejector pins are arranged on one side, close to the filter screen plate, of the movable plate, the ejector pins are a plurality of and are evenly arranged on the movable plate, and the ejector pins are matched with meshes on the filter screen plate.
In order to realize the removal to the thimble, transmission unit has two, and two transmission units set up the both ends at the bull stick respectively, transmission unit is located between movable plate and the bull stick, transmission unit is including supporting lever and cam, support the lever level and set up the one side at the movable plate, the cam cover is established on the bull stick, cam and bull stick key-type connection, support the one end that the movable plate was kept away from to the pole and support with the cam and lean on.
In order to reduce friction force, one end, far away from the moving plate, of the abutting rod is provided with a ball, and the ball abuts against the cam.
In order to realize the limitation of the filter screen plate, a return mechanism is arranged in the positioning groove and comprises a second spring and a return plate, the return plate is horizontally arranged in the positioning groove, the second spring is arranged below the return plate, one end of the second spring is connected with the return plate, the other end of the second spring is connected with the bottom end inside the positioning groove, and one end, far away from the second spring, of the return plate is abutted against the bottom end of the filter screen plate.
In order to be convenient to install, a chamfer is arranged on the positioning rod.
The filter device for the sewage has the advantages that the filter device for the sewage filters the sewage through the filter mechanism and the cleaning mechanism, compared with the existing filter mechanism, the filter mechanism limits the filter screen plate through the positioning rod, the sealing of the positioning plate is realized through the sealing unit, the positioning rod is always abutted against the air bag through the restoring force of the first spring, the filter screen plate is stressed to move towards the direction far away from the restoring plate through the restoring force of the second spring, so that the positioning rod is abutted against the sealing groove better, the sealing effect is improved, the disassembly of the filter screen plate is realized through the inflation of the air bag, the filter device is convenient and fast, meanwhile, the sealing performance is high, the rotation of the rotating plate is realized through the flow of water, the cleaning of the filter screen plate is realized, the blockage of the filter screen plate is prevented, the non-circulation of the sewage is caused, and the air environment is.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view showing the construction of a filtering apparatus for contaminated water according to the present invention;
FIG. 2 is a schematic view showing a connection structure of a screen plate, a pull ring and a positioning unit of the filtering apparatus for contaminated water according to the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is a schematic view of a connection structure of a stopper rod, a stopper and a movable rod of the filtering apparatus for sewage according to the present invention;
FIG. 5 is an enlarged view of portion B of FIG. 1;
in the figure: 1. the water pipe, 2, a filter screen plate, 3, a pull ring, 4, an air bag, 5, a piston cylinder, 6, a piston, 7, a movable rod, 8, a limiting block, 9, a limiting rod, 10, a first spring, 11, a positioning rod, 12, a rotating plate, 13, a rotating rod, 14, a bearing seat, 15, an ejector pin, 16, a movable plate, 17, an abutting rod, 18, a cam, 19, a ball, 20, a return plate and 21, a second spring.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1-4, a filtering apparatus for sewage comprises a water pipe 1, a filtering mechanism and a cleaning mechanism, wherein the water pipe 1 is horizontally arranged, the cross section of the water pipe 1 is rectangular, and the filtering mechanism and the cleaning mechanism are both arranged in the water pipe 1;
the filter mechanism comprises a filter screen plate 2, a pull ring 3 and a connecting assembly, wherein a strip-shaped limiting groove is arranged on the water pipe 1, the filter screen plate 2 is vertically arranged in the water pipe 1, the pull ring 3 is arranged at the top end of the filter screen plate 2, a strip line positioning groove is arranged at the bottom end inside the water pipe 1, the bottom end of the filter screen plate 2 is positioned in the positioning groove, the filter screen plate 2 is connected with the positioning groove in a sliding manner, the top end of the filter screen plate 2 is positioned in the limiting groove, and the filter screen plate 2 is connected with the limiting groove in a;
the two connecting assemblies are respectively arranged at two sides of the top end of the filter screen plate 2, the two connecting assemblies are symmetrically arranged relative to the filter screen plate 2 and comprise a positioning unit and a sealing unit, a cylindrical sealing groove is arranged on the inner wall of the limiting groove, the sealing unit is arranged in the sealing groove and comprises an air bag 4, a piston cylinder 5, a piston 6, a moving rod 7, a limiting block 8 and a limiting rod 9, the air bag 4 is arranged at the bottom end in the sealing groove, the piston cylinder 5 is vertically arranged above a water pipe 1, the bottom end of the piston cylinder 5 is communicated with the air bag 4 through the water pipe 1, the piston 6 is arranged in the piston cylinder 5, the piston 6 is connected with the piston cylinder 5 in a sliding manner, the limiting rod 9 is horizontally arranged at the top end of the piston cylinder 5, and the moving rod 7 is arranged between the piston cylinder 5 and the limiting rod 9, one end of the moving rod 7 is connected with a limiting rod 9, the other end of the moving rod 7 extends into the piston cylinder 5 to be connected with the piston 6, the limiting block 8 is arranged on the end face of the top end of the piston cylinder 5, the limiting block 8 is positioned on one side of the moving rod 7, a limiting groove is formed in the limiting block 8, the limiting rod 9 is positioned in the limiting groove, and the limiting rod 9 is connected with the limiting groove in a sliding mode;
the positioning unit is arranged in the sealing groove, the positioning unit is positioned on one side, close to the filter screen plate 2, of the air bag 4, and comprises a first spring 10 and a positioning rod 11, a cylindrical connecting groove is formed in one end, located in the limiting groove, of the filter screen plate 2, one end of the positioning rod 11 is located in the sealing groove, the other end of the positioning rod 11 extends into the connecting groove, the positioning rod 11 is connected with the sealing groove in a sliding mode, the positioning rod 11 is connected with the connecting groove in a sliding mode, the first spring 10 is arranged in the connecting groove, one end of the first spring 10 is connected with the positioning rod 11, and the other end of the first spring 10 is connected with the bottom end inside the;
clean mechanism includes runner assembly and clean subassembly, the runner assembly sets up the one side at filter plate 2, the runner assembly is located water pipe 1, the runner assembly includes rotor plate 12, bull stick 13 and bearing frame 14, bearing frame 14 has two, and two bearing frames 14 set up respectively at the upper and lower both ends of water pipe 1 inside, the vertical setting of bull stick 13 is in water pipe 1, the both ends of bull stick 13 are connected with water pipe 1 through two bearing frames 14 respectively, rotor plate 12 is installed on bull stick 13.
In order to facilitate the cleaning of the filter screen plate 2, the cleaning assembly is arranged between the rotating plate 12 and the filter screen plate 2 and comprises ejector pins 15, a moving plate 16 and a transmission unit, the moving plate 16 is vertically arranged in the water pipe 1, two ends of the moving plate 16 are respectively abutted to the inner walls of the upper end and the lower end of the water pipe 1, the moving plate 16 is connected with the water pipe 1 in a sliding mode, the ejector pins 15 are arranged on one side, close to the filter screen plate 2, of the moving plate 16, the ejector pins 15 are a plurality of, the ejector pins 15 are evenly arranged on the moving plate 16, and the ejector pins 15 are matched with meshes on the filter screen plate 2.
In order to realize the removal to thimble 15, the drive unit has two, and two drive units set up the both ends at bull stick 13 respectively, the drive unit is located between movable plate 16 and the bull stick 13, the drive unit is including supporting pole 17 and cam 18, support the level of pole 17 and set up the one side at movable plate 16, cam 18 cover is established on bull stick 13, cam 18 and 13 key-type connections of bull stick, support the one end that the movable plate 16 was kept away from to pole 17 and cam 18 support and lean on.
In order to reduce the friction force, the end of the abutting rod 17 far away from the moving plate 16 is provided with a ball 19, and the ball 19 abuts against the cam 18.
When sewage needs to be filtered, firstly, the sewage flows towards the direction of the rotating plate 12 through the water pipe 1, the rotating plate 12 rotates through the impact force of the water, the rotating rod 13 rotates and drives the rotating rod 12 to rotate, the rotating rod 13 drives the cam 18 to rotate, so that the cam 18 is abutted against the ball 19, the ball 19 moves towards the direction of the filter screen plate 2, the ball 19 moves and drives the abutting rod 17 to move, the abutting rod 17 drives the moving plate 16 to move, the moving plate 16 drives the thimble 15 to move, so that the thimble 15 is positioned in a mesh hole on the filter screen plate 2, the filter screen plate 2 is cleaned, the filter screen plate 2 is prevented from being blocked, the sewage better passes through the filter screen plate 2, the sewage is filtered, the moving plate 16 is a moving plate which is in sliding connection with the water pipe 1, the abutting ball is restored through the impact force of the water, so that the abutting ball is abutted against the cam 18, the moving plate 16 is reciprocated, the moving plate 16 is provided with a plurality of guide holes, and sewage impacts the rotating plate 12 through the guide holes.
When the filter screen plate 2 needs to be continuously disassembled and replaced, firstly, the limiting rod 9 is rotated, the limiting rod 9 is separated from the limiting block 8, then the limiting rod 9 is pushed to move towards one end far away from the pull ring 3, the limiting rod 9 moves to drive the moving rod 7 to move, the moving rod 7 drives the piston 6 to move, the piston 6 pushes the gas in the piston 6 towards the direction of the air bag 4, so that the air pressure in the air bag 4 is increased, the air bag 4 is expanded, the positioning rod 11 is pushed to move towards the filter screen plate 2, at the moment, the first spring 10 is in a compressed state, when the positioning rod 11 is completely positioned in the limiting groove, the pull ring 3 is pulled, the filter screen plate 2 is moved, the disassembly of the filter screen plate 2 can be realized, at the moment, the limiting rod 9 is loosened, the return of the piston 6 is realized through the restoring force of the air bag 4, so that the interior of, here when needs are installed filter plate 2, at first press pulling gag lever post 9, make 4 inside air suction piston cylinder 5 of gasbag in, make gasbag 4 take place deformation, lead to the volume of gasbag 4 to diminish, when locating lever 11 is located the seal groove, promote gag lever post 9 once more, it is spacing to make gag lever post 9 pass through stopper 8, at this moment realize the sealed of locating lever 11 and seal groove through the inflation of gasbag 4, stopper 8 here is last to be equipped with the auxiliary tank of L shape, just can make gag lever post 9 be located the auxiliary tank through rotating gag lever post 9, realize spacing to gag lever post 9.
As shown in fig. 5, in order to limit the screen plate 2, a return mechanism is arranged in the positioning groove, the return mechanism includes a second spring 21 and a return plate 20, the return plate 20 is horizontally arranged in the positioning groove, the second spring 21 is arranged below the return plate 20, one end of the second spring 21 is connected with the return plate 20, the other end of the second spring 21 is connected with the bottom end inside the positioning groove, and one end of the return plate 20, which is far away from the second spring 21, abuts against the bottom end of the screen plate 2.
When the filter screen plate 2 abuts against the return plate 20, the second spring 21 is in a compressed state, and the return force of the second spring 21 pushes the filter screen plate 2 towards one side, so that the positioning rod 11 better abuts against the sealing groove, and the sealing effect is improved.
In order to facilitate installation, a chamfer is arranged on the positioning rod 11.
The chamfering function is to facilitate the installation of the positioning rod 11, so that the positioning rod 11 is better positioned in the sealing groove.
When the filter screen plate 2 needs to be continuously disassembled and replaced, firstly, the limiting rod 9 is rotated, the limiting rod 9 is separated from the limiting block 8, then the limiting rod 9 is pushed to move towards one end far away from the pull ring 3, the limiting rod 9 moves to drive the moving rod 7 to move, the moving rod 7 drives the piston 6 to move, the piston 6 pushes the gas in the piston 6 towards the direction of the air bag 4, so that the air pressure in the air bag 4 is increased, the air bag 4 is expanded, the positioning rod 11 is pushed to move towards the filter screen plate 2, at the moment, the first spring 10 is in a compressed state, when the positioning rod 11 is completely positioned in the limiting groove, the pull ring 3 is pulled, the filter screen plate 2 is moved, the disassembly of the filter screen plate 2 can be realized, at the moment, the limiting rod 9 is loosened, the return of the piston 6 is realized through the restoring force of the air bag 4, so that the interior of, here when needs are installed filter plate 2, at first press pulling gag lever post 9, make 4 inside air suction piston cylinder 5 of gasbag in, make gasbag 4 take place deformation, lead to the volume of gasbag 4 to diminish, when locating lever 11 is located the seal groove, promote gag lever post 9 once more, it is spacing to make gag lever post 9 pass through stopper 8, at this moment realize the sealed of locating lever 11 and seal groove through the inflation of gasbag 4, stopper 8 here is last to be equipped with the auxiliary tank of L shape, just can make gag lever post 9 be located the auxiliary tank through rotating gag lever post 9, realize spacing to gag lever post 9.
Compared with the prior art, the filtering device for the sewage realizes the filtering of the sewage through the filtering mechanism and the cleaning mechanism, compared with the prior filtering mechanism, the filtering mechanism realizes the limit of the filter screen plate 2 through the positioning rod 11 and the sealing of the positioning plate through the sealing unit, the positioning rod 11 is always abutted against the air bag 4 by the restoring force of the first spring 10, the filter screen plate 2 is forced to move in the direction away from the restoring plate 20 by the restoring force of the second spring 21, thereby leading the positioning rod 11 to be better abutted against the sealing groove, improving the sealing effect, realizing the disassembly of the filter screen plate 2 by realizing the inflation of the air bag 4, being more convenient and fast, simultaneously having high sealing performance, realizing the rotation of the rotating plate 12 by the flow of water, thereby realize the cleanness to filter plate 2, prevent filter plate 2's jam, lead to the not circulation of sewage, influence air circumstance.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. The filtering device for the sewage is characterized by comprising a water pipe (1), a filtering mechanism and a cleaning mechanism, wherein the water pipe (1) is horizontally arranged, the cross section of the water pipe (1) is rectangular, and the filtering mechanism and the cleaning mechanism are both arranged in the water pipe (1);
the filter mechanism comprises a filter screen plate (2), a pull ring (3) and a connecting assembly, wherein a strip-shaped limiting groove is formed in the water pipe (1), the filter screen plate (2) is vertically arranged in the water pipe (1), the pull ring (3) is arranged at the top end of the filter screen plate (2), a strip line positioning groove is formed in the bottom end of the interior of the water pipe (1), the bottom end of the filter screen plate (2) is located in the positioning groove, the filter screen plate (2) is connected with the positioning groove in a sliding mode, the top end of the filter screen plate (2) is located in the limiting groove, and the filter screen plate (2) is connected with the limiting groove in a sliding mode;
the two connecting assemblies are respectively arranged on two sides of the top end of the filter screen plate (2), the two connecting assemblies are symmetrically arranged relative to the filter screen plate (2), each connecting assembly comprises a positioning unit and a sealing unit, a cylindrical sealing groove is formed in the inner wall of each limiting groove, each sealing unit is arranged in each sealing groove, each sealing unit comprises an air bag (4), a piston cylinder (5), a piston (6), a moving rod (7), a limiting block (8) and a limiting rod (9), the air bags (4) are arranged at the bottom ends inside the sealing grooves, the piston cylinders (5) are vertically arranged above the water pipes (1), the bottom ends of the piston cylinders (5) are communicated with the air bags (4) through the water pipes (1), the pistons (6) are arranged in the piston cylinders (5), the pistons (6) are connected with the piston cylinders (5) in a sliding mode, the limiting rods (9) are horizontally arranged at the top ends of the piston cylinders (5), the movable rod (7) is arranged between the piston cylinder (5) and the limiting rod (9), one end of the movable rod (7) is connected with the limiting rod (9), the other end of the movable rod (7) extends into the piston cylinder (5) to be connected with the piston (6), the limiting block (8) is arranged on the end face of the top end of the piston cylinder (5), the limiting block (8) is located on one side of the movable rod (7), a limiting groove is formed in the limiting block (8), the limiting rod (9) is located in the limiting groove, and the limiting rod (9) is in sliding connection with the limiting groove;
the positioning unit is arranged in the sealing groove, the positioning unit is positioned on one side, close to the filter screen plate (2), of the air bag (4), and comprises a first spring (10) and a positioning rod (11), a cylindrical connecting groove is formed in one end, located in the limiting groove, of the filter screen plate (2), one end of the positioning rod (11) is positioned in the sealing groove, the other end of the positioning rod (11) extends into the connecting groove, the positioning rod (11) is connected with the sealing groove in a sliding mode, the positioning rod (11) is connected with the connecting groove in a sliding mode, the first spring (10) is arranged in the connecting groove, one end of the first spring (10) is connected with the positioning rod (11), and the other end of the first spring (10) is connected with the bottom end inside the positioning groove;
clean mechanism includes runner assembly and clean subassembly, the runner assembly sets up the one side at filter plate (2), the runner assembly is located water pipe (1), the runner assembly includes rotor plate (12), bull stick (13) and bearing frame (14), bearing frame (14) have two, and two bearing frames (14) set up respectively at the inside upper and lower both ends of water pipe (1), the vertical setting of bull stick (13) is in water pipe (1), the both ends of bull stick (13) are connected with water pipe (1) through two bearing frames (14) respectively, rotor plate (12) are installed on bull stick (13).
2. The sewage filtering device according to claim 1, wherein the cleaning assembly is arranged between the rotating plate (12) and the filter screen plate (2), the cleaning assembly comprises ejector pins (15), a moving plate (16) and a transmission unit, the moving plate (16) is vertically arranged in the water pipe (1), two ends of the moving plate (16) are respectively abutted to inner walls of the upper end and the lower end of the water pipe (1), the moving plate (16) is slidably connected with the water pipe (1), the ejector pins (15) are arranged on one side, close to the filter screen plate (2), of the moving plate (16), the ejector pins (15) are provided in a plurality, the ejector pins (15) are uniformly arranged on the moving plate (16), and the ejector pins (15) are matched with meshes on the filter screen plate (2).
3. The sewage filtering device according to claim 2, wherein there are two transmission units, the two transmission units are respectively disposed at two ends of the rotating rod (13), the transmission unit is located between the moving plate (16) and the rotating rod (13), the transmission unit comprises an abutting rod (17) and a cam (18), the abutting rod (17) is horizontally disposed at one side of the moving plate (16), the cam (18) is sleeved on the rotating rod (13), the cam (18) is in key connection with the rotating rod (13), and one end of the abutting rod (17) far away from the moving plate (16) abuts against the cam (18).
4. A filtering device for polluted water according to claim 3, wherein the end of said abutment rod (17) remote from the moving plate (16) is provided with a ball (19), said ball (19) abutting against the cam (18).
5. The sewage filtering device according to claim 1, wherein a return mechanism is arranged in the positioning groove, the return mechanism comprises a second spring (21) and a return plate (20), the return plate (20) is horizontally arranged in the positioning groove, the second spring (21) is arranged below the return plate (20), one end of the second spring (21) is connected with the return plate (20), the other end of the second spring (21) is connected with the bottom end inside the positioning groove, and one end of the return plate (20) far away from the second spring (21) abuts against the bottom end of the screen plate (2).
6. A filtering device for polluted water according to claim 1, wherein said positioning rod (11) is provided with a chamfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110192874.1A CN113018958A (en) | 2021-02-20 | 2021-02-20 | A filter equipment for sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110192874.1A CN113018958A (en) | 2021-02-20 | 2021-02-20 | A filter equipment for sewage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113018958A true CN113018958A (en) | 2021-06-25 |
Family
ID=76460817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110192874.1A Withdrawn CN113018958A (en) | 2021-02-20 | 2021-02-20 | A filter equipment for sewage |
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| Country | Link |
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| CN (1) | CN113018958A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345026A (en) * | 2021-12-27 | 2022-04-15 | 扬州江净航空设备科技有限公司 | Fresh air filtering device convenient for replacing filter screen |
-
2021
- 2021-02-20 CN CN202110192874.1A patent/CN113018958A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114345026A (en) * | 2021-12-27 | 2022-04-15 | 扬州江净航空设备科技有限公司 | Fresh air filtering device convenient for replacing filter screen |
| CN114345026B (en) * | 2021-12-27 | 2023-10-27 | 扬州江净航空设备科技有限公司 | Fresh air filtering device convenient for replacing filter screen |
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Application publication date: 20210625 |