CN115228160B - Primary filtering device and method for sewage treatment - Google Patents
Primary filtering device and method for sewage treatment Download PDFInfo
- Publication number
- CN115228160B CN115228160B CN202210896445.7A CN202210896445A CN115228160B CN 115228160 B CN115228160 B CN 115228160B CN 202210896445 A CN202210896445 A CN 202210896445A CN 115228160 B CN115228160 B CN 115228160B
- Authority
- CN
- China
- Prior art keywords
- plate
- sewage
- elastic element
- filter screen
- sundries
- 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.)
- Active
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 110
- 238000001914 filtration Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000004140 cleaning Methods 0.000 claims abstract description 86
- 210000001503 joint Anatomy 0.000 claims abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 46
- 238000006073 displacement reaction Methods 0.000 claims description 35
- 239000012535 impurity Substances 0.000 claims description 16
- 238000009825 accumulation Methods 0.000 claims description 5
- 239000002699 waste material Substances 0.000 claims description 5
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 12
- 239000010893 paper waste Substances 0.000 description 7
- 238000007790 scraping Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
- B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
-
- 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
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
-
- 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
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
-
- 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
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- 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
- C02F2303/14—Maintenance of water treatment installations
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a primary filtering device and a filtering method for sewage treatment, and belongs to the technical field of sewage treatment. The utility model provides a primary filter equipment for sewage treatment, including the sewage case, the upper and lower both sides of sewage case are provided with inlet tube and outlet pipe respectively, there is the casing through leg joint in the sewage case, the casing is arranged in the downside of inlet tube, the open top of casing is provided with the first filter screen that is used for intercepting debris, the bottom and the outlet pipe intercommunication of casing each other, the both sides of casing all are provided with the side striker plate, the outside of casing is provided with the glove box, glove box sliding connection is in the sewage case, be provided with the wet return between glove box and the outlet pipe, be provided with the clearance board of clearance debris on the first filter screen in the sewage case, be provided with a plurality of inserted bars on the clearance board; the invention has simple structure and convenient operation, is convenient for improving the cleaning effect of the filter screen, ensures the filtering performance of the filter screen, reduces the cleaning period of workers on sundries, and reduces the labor capacity of the workers.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a primary filtering device and a primary filtering method for sewage treatment.
Background
The sewage treatment is a process for purifying sewage to meet the water quality requirement of being discharged into a certain water body or reused. The sewage treatment is widely applied to various fields of buildings, agriculture, traffic, energy sources, petrifaction, environmental protection, urban landscapes, medical treatment, catering and the like, and the sewage treatment is increasingly carried into the daily life of common people. When sewage is treated, the sewage is first filtered.
In the prior art, the primary sewage treatment generally filters and intercepts larger impurities in the sewage through a grid or a filter screen, and the pollutants are left at the interception position, so that the sewage can be filtered in the mode, but the grid or the filter screen needs to be cleaned regularly, otherwise meshes are blocked, the cleaning period is short, and the method is very inconvenient; the scraping and cleaning are generally carried out on sundries intercepted on the outer side of the grille by manually pulling the scraping plate, although some larger solid sundries can be cleaned, the cleaning effect is poor on sundries such as plastic bags, waste paper, cloth strips and the like, during the scraping process of the scraping plate, the plastic bags or the waste paper cling to the grille or the filter screen, and the scraping plate can cross over the sundries, so that the cleaning effect on the grille or the filter screen is poor, and the use requirement is not met.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a primary filtering device and a filtering method for sewage treatment.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a primary filter equipment for sewage treatment, includes the sewage case, the upper and lower both sides of sewage case are provided with inlet tube and outlet pipe respectively, there is the casing through leg joint in the sewage case, the downside of inlet tube is arranged in to the casing, the open top department of casing is provided with the first filter screen that is used for intercepting debris, the bottom and the outlet pipe of casing communicate each other, the both sides of casing all are provided with the side striker plate, the outside of casing is provided with the glove box, glove box sliding connection is in the sewage case, be provided with the wet return between glove box and the outlet pipe, be provided with the clearance board of debris on the first filter screen of clearance in the sewage case, be provided with a plurality of inserted bars on the clearance board, be provided with the displacement subassembly that is used for driving the clearance board displacement in the sewage case.
Preferably, the displacement assembly comprises a screw rod rotatably arranged in the sewage tank, a sleeve is connected to the screw rod in a threaded manner, the sleeve is connected with the cleaning plate, the displacement assembly further comprises a displacement motor fixedly arranged on the outer side of the sewage tank, and the output end of the displacement motor penetrates through the sewage tank and is connected with the screw rod.
Preferably, the sewage tank sliding connection has the movable plate that is used for shutoff inlet tube, be provided with the slider on the movable plate, set up in the sewage tank with slider matched with spout, be provided with fourth elastic element between movable plate and the clearance board.
Preferably, an elastic expansion plate is arranged between the sleeve and the cleaning plate, the side baffle plates are provided with evenly distributed protruding blocks, and the cleaning plate is movably abutted against the protruding blocks.
Preferably, the cleaning plate comprises an L-shaped plate body, a movable cavity is formed in the L-shaped plate body, a first plug plate is connected in the movable cavity in a sliding manner, a first elastic element is arranged between the first plug plate and the inner wall of the movable cavity, one side, deviating from the first elastic element, of the first plug plate is connected with the inserted link, a working cavity is further formed in the L-shaped plate body, a pneumatic channel is arranged between the working cavity and the movable cavity, a second plug plate is connected in the working cavity in a sliding manner, a second elastic element is arranged between the second plug plate and the inner wall of the working cavity, a stress block is arranged on one side, deviating from the second elastic element, of the second plug plate, and a fixed block is arranged in the sewage tank and is movably offset with the stress block.
Preferably, a movable groove is formed in the bottom of the L-shaped plate body, a push rod is connected in the movable groove in a sliding mode, and a third elastic element is arranged between the push rod and the inner wall of the movable groove.
Preferably, the cavity has been seted up in the L shaped plate body, set up a plurality of exhaust holes that communicate each other with the cavity on the L shaped plate body, fixedly connected with work pipe in the sewage case, be provided with the air duct between work pipe and the exhaust hole, sliding connection has the piston board in the work pipe, sliding connection is provided with the dog that is used for restricting piston board displacement in the work pipe, be provided with fifth elastic element on the piston board, the one end that the piston board was kept away from to the fifth elastic element is provided with the slide bar, slide bar sliding connection is in the work pipe, the one end that the slide bar was kept away from the fifth elastic element passes the work pipe and is connected with the connecting plate, be provided with the push pedal with the connecting plate activity offset on the sleeve, the cover is equipped with sixth elastic element on the slide bar, the both ends of sixth elastic element link to each other with work pipe and connecting plate, be provided with the push rod on the connecting plate, push rod and dog activity offset.
Preferably, the sliding block is arranged on the check block, a sliding groove matched with the sliding block is formed in the working pipe, a seventh elastic element is arranged between the inner wall of the sliding groove and the sliding block, a concave hole is formed in the check block, a first inclined surface is arranged in the concave hole and is propped against the push rod in a movable mode, a second inclined surface is arranged on one side, in the working pipe, of the check block, and the second inclined surface is propped against the piston plate in a movable mode.
Preferably, a second filter screen is arranged in the glove box, the second filter screen divides the glove box into a glove box and a water accumulation cavity, a water outlet communicated with a water return pipe is formed in the water accumulation cavity, a guide groove is formed in the bottom of the glove box, and a guide plate matched with the guide groove is arranged on the sewage box.
The invention also discloses a primary filtering method for sewage treatment, which comprises a primary filtering device for sewage treatment, and further comprises the following steps:
s1: when sewage is required to be filtered, the sewage outlet is communicated with the water inlet pipe, the sewage enters the sewage tank through the water inlet pipe and sequentially passes through the first filter screen and the shell to be discharged from the water outlet pipe, some sundries in the sewage flowing process are intercepted by the first filter screen, and more sundries are accumulated on the first filter screen in the long-time intercepting process;
s2: the displacement motor is controlled to operate, the output end of the displacement motor drives the screw to rotate, the sleeve moves outside the screw, the sleeve drives the cleaning plate to clean sundries intercepted on the first filter screen, the cleaning plate moves to the first filter screen, the inserted rod on the cleaning plate can easily insert and clean sundries of a plastic bag on the filter screen, the plastic bag can synchronously move along with the inserted rod, other larger wastes are pushed by the plate body and move towards the sundries box, in the sleeve moving process, the sleeve acts on the connecting plate through the pushing plate, the connecting plate drives the sliding rod to move in the working tube, and the fifth elastic element and the sixth elastic element are compressed under the condition that the piston plate is limited by the stop block;
s3: when the cleaning plate moves to the sundries box, the stressed block on the cleaning plate is propped against the fixed block, the stressed block drives the second plug plate to move downwards in the working cavity, the second plug plate discharges air in the working cavity into the movable cavity through the pneumatic channel, the air applies force on the first plug plate, so that the first elastic element is extruded, the inserting rod is contracted into the interior of the plate body, and sundries in plastic bags carried on the inserting rod fall off and fall into the sundries box;
s4: after the inserted rod contracts and enters the cleaning plate, some plastic bags possibly adhere to the plate body along with the back movement of the inserted rod, at the moment, the displacement motor continues to operate, so that the sleeve continues to move, the push plate on the sleeve drives the push rod to apply force to the stop block by acting force to the connecting plate, the stop block is forced to move upwards and is not limited to the piston plate any more, at the moment, the compressed fifth elastic element pushes the piston plate to move in the working tube, air in the working tube is discharged into the cavity through the air guide tube, impurities adhered to the cleaning plate are blown off through the air guide tube, the impurities are separated from the cleaning plate and fall into the impurity box, and after the impurities in the impurity box are collected, the worker pulls out the impurity box to perform centralized treatment.
Compared with the prior art, the invention provides a primary filtering device and a filtering method for sewage treatment, which have the following beneficial effects:
1. according to the primary filtering device and the filtering method for sewage treatment, the plastic bags or waste paper and other sundries in the sundries are effectively cleaned through the inserting rods on the cleaning plates, so that the cleaning effect of the filter screen is improved, the filtering performance of the filter screen is guaranteed, the cleaning period of workers to the sundries can be reduced, and the labor capacity of the workers is reduced.
2. According to the primary filtering device and the filtering method for sewage treatment, the inserted bars can be arranged on the cleaning plate in a retractable mode, so that plastic bags or waste paper inserted on the inserted bars can fall off automatically, and the next cleaning effect of the inserted bars is guaranteed.
3. According to the primary filtering device and the filtering method for sewage treatment, the exhaust holes are formed in the cleaning plate, so that air is blown to the cleaning plate through the exhaust holes, sundries adhered to the cleaning plate are blown off, and the cleaning effect of the subsequent cleaning plate is prevented from being influenced by adhesion of the sundries to the cleaning plate.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a schematic cross-sectional structure of the sewage tank of the present invention;
FIG. 3 is an enlarged schematic view of part A of FIG. 2 in accordance with the present invention;
fig. 4 is a schematic view showing an internal structure of the sewage tank of the present invention;
FIG. 5 is an enlarged schematic view of part B of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic cross-sectional view of a cleaning plate according to the present invention;
FIG. 7 is a schematic cross-sectional view of a working tube according to the present invention;
fig. 8 is an enlarged schematic view of part C of fig. 7 in accordance with the present invention.
In the figure: 1. a sewage tank; 101. a water inlet pipe; 102. a water outlet pipe; 103. a fixed block; 104. a guide plate; 2. a housing; 201. a first filter screen; 202. a side baffle plate; 2021. a bump; 3. a glove box; 301. a second filter screen; 302. a guide groove; 4. a water return pipe; 5. a cleaning plate; 501. an L-shaped plate body; 502. a movable cavity; 5021. a first plug plate; 5022. a first elastic element; 503. a working chamber; 5031. a second plug plate; 5032. a second elastic element; 5033. a stress block; 504. a movable groove; 5041. a push rod; 5042. a third elastic element; 505. a cavity; 5051. an exhaust hole; 6. a rod; 7. a screw; 701. a sleeve; 7011. a push plate; 702. a displacement motor; 8. a moving plate; 801. a slide block; 802. a chute; 803. a fourth elastic element; 9. an elastic expansion plate; 10. a connecting plate; 11. a working tube; 111. a piston plate; 112. a fifth elastic element; 113. a slide bar; 114. a sixth elastic element; 115. a push rod; 116. a sliding groove; 12. a stop block; 121. a sliding block; 122. a seventh elastic element; 123. concave holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two elements; the specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 6, a primary filter device for sewage treatment comprises a sewage tank 1, wherein a water inlet pipe 101 and a water outlet pipe 102 are respectively arranged on the upper side and the lower side of the sewage tank 1, a shell 2 is connected in the sewage tank 1 through a bracket, the shell 2 is arranged on the lower side of the water inlet pipe 101, a first filter screen 201 for intercepting sundries is arranged at the top opening of the shell 2, the bottom of the shell 2 is communicated with the water outlet pipe 102, side baffle plates 202 are respectively arranged on the two sides of the shell 2, a sundry box 3 is arranged on the outer side of the shell 2, the sundry box 3 is slidably connected in the sewage tank 1, a water return pipe 4 is arranged between the sundry box 3 and the water outlet pipe 102, a cleaning plate 5 for cleaning the sundries on the first filter screen 201 is arranged in the sewage tank 1, a plurality of inserted rods 6 are arranged on the cleaning plate 5, and a displacement assembly for driving the cleaning plate 5 to displace is arranged in the sewage tank 1.
Specifically, when sewage is required to be filtered, the sewage outlet is communicated with the water inlet pipe 101, sewage enters the sewage tank 1 through the water inlet pipe 101 and sequentially passes through the first filter screen 201 and the shell 2 to be discharged from the water outlet pipe 102, some sundries in the sewage flowing process are intercepted by the first filter screen 201, more sundries are accumulated on the first filter screen 201 in the long-time intercepting process, the displacement assembly acts to drive the cleaning plate 5 to move on the first filter screen 201, the cleaning plate 5 pushes sundries on the filter screen, the inserting rod 6 on the cleaning plate 5 inserts or breaks sundries such as plastic bags or waste paper which are difficult to push on the filter screen, the plastic bags or waste paper automatically pass through the filter screen after moving or breaking along with the inserting rod 6, the sundries cleaned by the cleaning plate 5 drop in the sundries tank 3, and moisture contained on the sundries can flow to the water outlet pipe 102 through the water return pipe 4.
Referring to fig. 2, 4 and 5, as a preferred embodiment of the present invention, the displacement assembly includes a screw 7 rotatably disposed in the sewage tank 1, a sleeve 701 is screw-coupled to the screw 7, the sleeve 701 is coupled to the cleaning plate 5, the displacement assembly further includes a displacement motor 702 fixedly disposed at an outer side of the sewage tank 1, and an output end of the displacement motor 702 passes through the sewage tank 1 and is coupled to the screw 7.
Specifically, by controlling the displacement motor 702 to operate, the output end of the displacement motor 702 drives the screw rod 7 to rotate, so that the sleeve 701 in threaded connection with the screw rod 7 moves outside the screw rod 7, and the sleeve 701 drives the cleaning plate 5 to move on the first filter screen 201 to clean sundries on the filter screen.
Referring to fig. 2, 3 and 4, as a preferred technical solution of the present invention, a moving plate 8 for plugging the water inlet pipe 101 is slidably connected to the sewage tank 1, a sliding block 801 is provided on the moving plate 8, a sliding groove 802 matched with the sliding block 801 is provided in the sewage tank 1, and a fourth elastic element 803 is provided between the moving plate 8 and the cleaning plate 5.
Specifically, when the sleeve 701 drives the cleaning plate 5 to move, the sleeve 701 and the cleaning plate 5 are moved from the left side to the right side of the sewage tank 1, in this process, the sleeve 701 drives the moving plate 8 to move synchronously through the fourth elastic element 803, the moving plate 8 drives the sliding block 801 to slide in the chute 802, the moving plate 8 can enter the upper side of the first filter screen 201 first and plug the water inlet pipe 101 first, when the cleaning plate 5 reaches the first filter screen 201 to clean sundries, sewage is still filled from the water inlet pipe 101, so that sundries in the sewage are pushed onto the cleaning plate 5, the cleaning effect on the sundries is affected, the cleaning plate 5 starts to enter the area of the first filter screen 201 along with the movement of the sleeve 701, and the fourth elastic element 803 is stretched along with the continuous movement of the cleaning plate 5.
Referring to fig. 2, 3, 4 and 5, as a preferred embodiment of the present invention, an elastic expansion plate 9 is disposed between the sleeve 701 and the cleaning plate 5, uniformly distributed protrusions 2021 are disposed on the side baffle 202, and the cleaning plate 5 is movably abutted against the protrusions 2021.
Specifically, through setting up side striker plate 202 in the both sides of casing 2, can avoid sewage to drop to first filter screen 201 from inlet tube 101, debris in the sewage can not drop from both sides for in debris is cleared up to debris box 3 when clearance board 5 left and right direction removes, and clearance board 5 when controlling the removal, the side of clearance board 5 offsets with lug 2021 intermittent type nature on side striker plate 202, make clearance board 5 slightly rock around when the clearance debris, make the inserted bar 6 on the clearance board 5 can clear up debris such as plastic bag or waste paper on the filter screen, avoid appearing debris between two inserted bar 6 and can't be effectively inserted by inserted bar 6 and get or broken the condition, improve the practicality of device, avoid appearing the clearance dead angle.
Referring to fig. 4, 5 and 6, as a preferred technical solution of the present invention, the cleaning plate 5 includes an L-shaped plate body 501, a movable cavity 502 is formed in the L-shaped plate body 501, a first plug plate 5021 is slidably connected in the movable cavity 502, a first elastic element 5022 is disposed between the first plug plate 5021 and an inner wall of the movable cavity 502, a side of the first plug plate 5021, which faces away from the first elastic element 5022, is connected with the insert rod 6, a working cavity 503 is further formed in the L-shaped plate body 501, a pneumatic channel is disposed between the working cavity 503 and the movable cavity 502, a second plug plate 5031 is slidably connected in the working cavity 503, a second elastic element 5032 is disposed between the second plug plate 5031 and the inner wall of the working cavity 503, a stress block 5033 is disposed on a side of the second plug plate 5031, which faces away from the second elastic element 5032, and a fixed block 103 is disposed in the sewage tank 1, and the stress block 5033 is movably abutted against the fixed block 103.
Specifically, the sleeve 701 drives the cleaning plate 5 to clean the sundries intercepted on the first filter screen 201, the cleaning plate 5 moves to the first filter screen 201, the insert rod 6 on the cleaning plate 5 can easily insert or crush the sundries in the plastic bag on the filter screen, so that the sundries can synchronously move or crush along with the insert rod 6 and automatically pass through the filter screen to enter the shell 2, other larger wastes are pushed by the plate body and move towards the sundries box 3, when the cleaning plate 5 moves to the sundries box 3, the stress block 5033 on the cleaning plate 5 abuts against the fixed block 103, the stress block 5033 drives the second plug plate 5031 to move downwards in the working cavity 503, the second plug plate 5031 discharges air in the working cavity 503 into the movable cavity 502 through the pneumatic channel, the acting force of the air on the first plug plate 5021 causes the first elastic element 5022 to be extruded, the insert rod 6 contracts and enters the interior of the plate body, so that sundries such as plastic bags or waste papers carried on the insert rod 6 drop in the sundries box 3, and the subsequent cleaning effect of the insert rod 6 is ensured.
Referring to fig. 6, as a preferred embodiment of the present invention, a movable slot 504 is formed at the bottom of the L-shaped plate 501, a push rod 5041 is slidably connected in the movable slot 504, and a third elastic element 5042 is disposed between the push rod 5041 and the inner wall of the movable slot 504.
Specifically, by elastically arranging the ejector rod 5041 at the bottom side of the cleaning plate 5, when the ejector rod 5041 moves to the mesh of the first filter screen 201, the ejector rod 5041 moves at the mesh under the elastic force of the third elastic element 5042, so that the ejector rod 5041 pushes and cleans sundries in the mesh, and the effect of blocking the water flow passing through the first filter screen 201 during sewage filtration is avoided.
Referring to fig. 4, 5, 6, 7 and 8, as a preferred technical solution of the present invention, a cavity 505 is provided in the L-shaped plate 501, a plurality of exhaust holes 5051 communicating with the cavity 505 are provided on the L-shaped plate 501, a working tube 11 is fixedly connected in the sewage tank 1, an air duct is provided between the working tube 11 and the exhaust holes 5051, a piston plate 111 is slidably connected in the working tube 11, a stopper 12 for limiting displacement of the piston plate 111 is slidably provided in the working tube 11, a fifth elastic element 112 is provided on the piston plate 111, one end of the fifth elastic element 112 far from the piston plate 111 is provided with a sliding rod 113, the sliding rod 113 is slidably connected in the working tube 11, one end of the sliding rod 113 far from the fifth elastic element 112 passes through the working tube 11 and is connected with a connecting plate 10, a push plate 7011 movably abutted against the connecting plate 10 is provided on the sleeve 701, a sixth elastic element 114 is sleeved on the sliding rod 113, two ends of the sixth elastic element 114 are respectively connected with the working tube 11 and the connecting plate 10, a push rod 115 is provided on the connecting plate 10, and the push rod 115 is movably abutted against the stopper 12.
Further, a sliding block 121 is arranged on the stop block 12, a sliding groove 116 matched with the sliding block 121 is formed in the working tube 11, a seventh elastic element 122 is arranged between the inner wall of the sliding groove 116 and the sliding block 121, a concave hole 123 is formed in the stop block 12, a first inclined surface is arranged in the concave hole 123 and movably abutted against the push rod 115, a second inclined surface is arranged on one side of the stop block 12, which is arranged in the working tube 11, and the second inclined surface movably abutted against the piston plate 111.
Specifically, in the moving process of the sleeve 701, the sleeve 701 applies force to the connecting plate 10 through the push plate 7011, so that the connecting plate 10 drives the slide rod 113 to move in the working tube 11, under the condition that the piston plate 111 is limited by the stop block 12, the fifth elastic element 112 and the sixth elastic element 114 are compressed, the insert rod 6 is contracted into the cleaning plate 5 when reaching the upper side of the glove box 3, some plastic bags possibly adhere to the plate body along with the back movement of the insert rod 6, at this time, the displacement motor 702 continues to operate, so that the sleeve 701 continues to move, the push plate 7011 on the sleeve 701 applies force to the connecting plate 10, so that the connecting plate 10 drives the push rod 115 to apply force to the first inclined plane in the concave hole 123 of the stop block 12, the stop block 12 moves upwards to stretch the seventh elastic element 122 and no longer limit the piston plate 111, at this time, the compressed fifth elastic element 112 pushes the piston plate 111 to move in the working tube 11, air in the working tube 11 is discharged into the cavity 505 through the air duct, and impurities adhered to the cleaning plate 5 are removed through the exhaust hole 5051, so that the impurities are separated from the cleaning plate 5 and drop into the glove box 3, and the cleaning plate 5 are prevented from affecting the cleaning effect of the cleaning plate 5.
Referring to fig. 1 and 2, as a preferred technical scheme of the present invention, a second filter screen 301 is disposed in a glove box 3, the second filter screen 301 divides the glove box 3 into a glove box cavity and a water accumulating cavity, a water outlet communicated with a water return pipe 4 is formed in the water accumulating cavity, a guide groove 302 is formed in the bottom of the glove box 3, and a guide plate 104 matched with the guide groove 302 is disposed on the sewage box 1.
Specifically, after the sundries on the first filter screen 201 are cleaned by the cleaning plate 5 and fall to the sundries box 3, the sundries are accumulated on the second filter screen 301, some water drops on the sundries can pass through the second filter screen 301 to be accumulated in the water accumulation cavity and flow back to the water outlet pipe 102 through the water return pipe 4, when the sundries in the sundries box 3 are fully collected, the sundries box 3 slides on the guide plate 104, and the sundries box 3 is pulled out by staff to carry out centralized treatment on the sundries.
The invention also discloses a primary filtering method for sewage treatment, which comprises a primary filtering device for sewage treatment, and further comprises the following steps:
s1: when sewage is required to be filtered, a sewage outlet is communicated with the water inlet pipe 101, the sewage enters the sewage tank 1 through the water inlet pipe 101 and sequentially passes through the first filter screen 201 and the shell 2 to be discharged from the water outlet pipe 102, some sundries in the sewage flowing process are intercepted by the first filter screen 201, and more sundries are accumulated on the first filter screen 201 in the long-time intercepting process;
s2: the displacement motor 702 is controlled to operate, the output end of the displacement motor 702 drives the screw 7 to rotate, the sleeve 701 moves outside the screw 7, the sleeve 701 drives the cleaning plate 5 to clean sundries intercepted on the first filter screen 201, the cleaning plate 5 moves to the first filter screen 201, the inserted rod 6 on the cleaning plate 5 can easily insert and clean sundries of plastic bags on the filter screen, the plastic bags can synchronously move along with the inserted rod 6, other large wastes are pushed by the plate body and move towards the sundries box 3, during the moving process of the sleeve 701, the sleeve 701 acts on the connecting plate 10 through the pushing plate 7011, the connecting plate 10 drives the sliding rod 113 to move in the working tube 11, and the fifth elastic element 112 and the sixth elastic element 114 are compressed under the condition that the piston plate 111 is limited by the stop block 12;
s3: when the cleaning plate 5 moves to the sundries box 3, the stress block 5033 on the cleaning plate 5 is propped against the fixed block 103, the stress block 5033 drives the second plug plate 5031 to move downwards in the working cavity 503, the second plug plate 5031 discharges the air in the working cavity 503 into the movable cavity 502 through the pneumatic channel, the air applies force to the first plug plate 5021, so that the first elastic element 5022 is extruded, the inserting rod 6 is contracted into the plate body, and the plastic bag sundries carried on the inserting rod 6 fall off and fall into the sundries box 3;
s4: after the insert rod 6 is contracted into the cleaning plate 5, some plastic bags may adhere to the plate body along with the back movement of the insert rod 6, at this time, the displacement motor 702 continues to operate, so that the sleeve 701 continues to move, the push plate 7011 on the sleeve 701 drives the push rod 115 to apply force to the stop block 12 by applying force to the connecting plate 10, the stop block 12 is forced to move upwards and no longer limit the piston plate 111, at this time, the compressed fifth elastic element 112 pushes the piston plate 111 to move in the working pipe 11, air in the working pipe 11 is discharged into the cavity 505 through the air duct, and impurities adhered to the cleaning plate 5 are blown off through the air outlet 5051, so that the impurities are separated from the cleaning plate 5 and fall into the impurity box 3, and after the impurity box 3 is fully collected, the personnel pull the impurity box 3 out for centralized treatment.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a elementary filter equipment for sewage treatment, its characterized in that includes sewage case (1), the upper and lower both sides of sewage case (1) are provided with inlet tube (101) and outlet pipe (102) respectively, there is casing (2) through leg joint in sewage case (1), the downside of inlet tube (101) is arranged in to casing (2), the open-top department of casing (2) is provided with first filter screen (201) that are used for intercepting debris, the bottom of casing (2) communicates with outlet pipe (102) each other, the both sides of casing (2) all are provided with side striker plates (202), the outside of casing (2) is provided with debris case (3), debris case (3) sliding connection is in sewage case (1), be provided with wet return (4) between debris case (3) and outlet pipe (102), be provided with clearance board (5) on clearance first filter screen (201) in sewage case (1), be provided with a plurality of inserted bars (6) on clearance board (5), be provided with in sewage case (1) board and be used for driving displacement of displacement assembly.
The displacement assembly comprises a screw rod (7) which is rotationally arranged in a sewage tank (1), a sleeve (701) is connected to the screw rod (7) in a threaded manner, the sleeve (701) is connected with a cleaning plate (5), the displacement assembly further comprises a displacement motor (702) which is fixedly arranged on the outer side of the sewage tank (1), the output end of the displacement motor (702) penetrates through the sewage tank (1) and is connected with the screw rod (7), a movable plate (8) for blocking a water inlet pipe (101) is connected in the sewage tank (1) in a sliding manner, a sliding block (801) is arranged on the movable plate (8), a sliding groove (802) matched with the sliding block (801) is formed in the sewage tank (1), a fourth elastic element (803) is arranged between the movable plate (8) and the cleaning plate (5), an elastic telescopic plate (9) is arranged between the sleeve (701) and the cleaning plate (5), bumps (2021) which are uniformly distributed are arranged on the side baffle plates (202), and the cleaning plate (5) is movably abutted against the bumps (2021).
The cleaning plate (5) comprises an L-shaped plate body (501), a movable cavity (502) is formed in the L-shaped plate body (501), a first plug plate (5021) is connected in the movable cavity (502) in a sliding mode, a first elastic element (5022) is arranged between the first plug plate (5021) and the inner wall of the movable cavity (502), one side, deviating from the first elastic element (5022), of the first plug plate (5021) is connected with an inserting rod (6), a working cavity (503) is further formed in the L-shaped plate body (501), a pneumatic channel is arranged between the working cavity (503) and the movable cavity (502), a second plug plate (5031) is connected in the working cavity (503) in a sliding mode, a second elastic element (5032) is arranged between the second plug plate (5031) and the inner wall of the working cavity (503), one side, deviating from the second elastic element (5032), of the first plug plate (5021) is provided with a stress block (5033), and the inside of the sewage tank (1) is provided with a fixed block (103) which is propped against the stress block (5033).
2. The primary filtering device for sewage treatment according to claim 1, wherein a movable groove (504) is formed at the bottom of the L-shaped plate body (501), a push rod (5041) is slidably connected in the movable groove (504), and a third elastic element (5042) is arranged between the push rod (5041) and the inner wall of the movable groove (504).
3. The primary filtering device for sewage treatment according to claim 2, wherein the L-shaped plate body (501) is internally provided with a cavity (505), the L-shaped plate body (501) is provided with a plurality of exhaust holes (5051) which are mutually communicated with the cavity (505), the sewage tank (1) is internally fixedly connected with a working tube (11), an air duct is arranged between the working tube (11) and the exhaust holes (5051), a piston plate (111) is slidably connected in the working tube (11), a stopper (12) for limiting the displacement of the piston plate (111) is slidably arranged in the working tube (11), a fifth elastic element (112) is arranged on the piston plate (111), one end of the fifth elastic element (112) far away from the piston plate (111) is provided with a slide bar (113), the slide bar (113) is slidably connected in the working tube (11), one end of the slide bar (113) far away from the fifth elastic element (112) penetrates through the working tube (11) and is connected with a connecting plate (10), the sleeve (701) is slidably provided with a stop block (12) for limiting the displacement of the piston plate (111), the piston plate (111) is provided with a sixth elastic element (114) which is respectively connected with the sixth elastic element (114), the connecting plate (10) is provided with a push rod (115), and the push rod (115) is movably abutted against the stop block (12).
4. A primary filtering device for sewage treatment according to claim 3, characterized in that the stopper (12) is provided with a sliding block (121), the working tube (11) is provided with a sliding groove (116) matched with the sliding block (121), a seventh elastic element (122) is arranged between the inner wall of the sliding groove (116) and the sliding block (121), the stopper (12) is provided with a concave hole (123), a first inclined plane is arranged in the concave hole (123), the first inclined plane is movably abutted against the push rod (115), and a second inclined plane is arranged on one side of the stopper (12) arranged in the working tube (11), and is movably abutted against the piston plate (111).
5. The primary filtering device for sewage treatment according to claim 4, wherein a second filter screen (301) is arranged in the glove box (3), the glove box (3) is divided into a glove box cavity and a water accumulation cavity by the second filter screen (301), a water outlet communicated with the water return pipe (4) is formed in the water accumulation cavity, a guide groove (302) is formed in the bottom of the glove box (3), and a guide plate (104) matched with the guide groove (302) is arranged on the sewage box (1).
6. A primary filtration method for sewage treatment comprising a primary filtration apparatus for sewage treatment according to claim 5, further comprising the steps of:
s1: when sewage is required to be filtered, a sewage outlet is communicated with a water inlet pipe (101), the sewage enters a sewage tank (1) through the water inlet pipe (101) and sequentially passes through a first filter screen (201) and a shell (2) to be discharged from a water outlet pipe (102), some impurities in the sewage flowing process are intercepted by the first filter screen (201), and more impurities are accumulated on the first filter screen (201) in the long-time intercepting process;
s2: controlling a displacement motor (702) to operate, enabling an output end of the displacement motor (702) to drive a screw rod (7) to rotate, enabling a sleeve (701) to move outside the screw rod (7), enabling the sleeve (701) to drive a cleaning plate (5) to clean sundries intercepted on a first filter screen (201), enabling a plug rod (6) on the cleaning plate (5) to easily plug and clean plastic bag sundries on the filter screen, enabling the plastic bag to synchronously move along with the plug rod (6), enabling the waste to be pushed by a plate body and move towards a sundries box (3), enabling the sleeve (701) to apply force to a connecting plate (10) through a push plate (7011) in the moving process of the sleeve (701), enabling the connecting plate (10) to drive a slide rod (113) to move in a working tube (11), and enabling a fifth elastic element (112) and a sixth elastic element (114) to be compressed under the condition that the piston plate (111) is limited by a stop block (12);
s3: when the cleaning plate (5) moves to the sundries box (3), a stress block (5033) on the cleaning plate (5) is propped against the fixed block (103), the stress block (5033) drives a second plug plate (5031) to move downwards in the working cavity (503), the second plug plate (5031) discharges air in the working cavity (503) into the movable cavity (502) through a pneumatic channel, the air applies force to the first plug plate (5021) to enable the first elastic element (5022) to be extruded, and the plug rod (6) is contracted into the interior of the plate body, so that plastic bag sundries carried on the plug rod (6) fall off and fall into the sundries box (3);
s4: after the inserted rod (6) contracts and enters the cleaning plate (5), some plastic bags possibly adhere to the plate body along with the back movement of the inserted rod (6), at the moment, the displacement motor (702) continues to operate, the sleeve (701) continues to move, the push plate (7011) on the sleeve (701) drives the push rod (115) to act on the stop block (12) through acting on the connecting plate (10), the stop block (12) moves upwards under force and does not limit the piston plate (111), at the moment, the compressed fifth elastic element (112) pushes the piston plate (111) to move in the working tube (11), air in the working tube (11) is discharged into the cavity (505) through the air duct, sundries adhered to the cleaning plate (5) are separated from the cleaning plate (5) through the exhaust hole (5051), and fall into the sundries box (3), and after sundries in the sundries box (3) are collected, the working personnel pull out the sundries box (3) to concentrate the sundries.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210896445.7A CN115228160B (en) | 2022-07-27 | 2022-07-27 | Primary filtering device and method for sewage treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210896445.7A CN115228160B (en) | 2022-07-27 | 2022-07-27 | Primary filtering device and method for sewage treatment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115228160A CN115228160A (en) | 2022-10-25 |
| CN115228160B true CN115228160B (en) | 2023-12-08 |
Family
ID=83676728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210896445.7A Active CN115228160B (en) | 2022-07-27 | 2022-07-27 | Primary filtering device and method for sewage treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115228160B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115538551B (en) * | 2022-10-30 | 2023-04-21 | 浙江智慧划云科技有限公司 | Old community vacuum drainage device and drainage method |
| CN116585779A (en) * | 2023-07-11 | 2023-08-15 | 山东中侨启迪环保装备有限公司 | Domestic sewage treatment equipment |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3342332A (en) * | 1964-04-10 | 1967-09-19 | Marvel Eng Co | Filter |
| JP2013176719A (en) * | 2012-02-28 | 2013-09-09 | Amano Corp | Filter replacement device and filter replacement method |
| CN208150988U (en) * | 2018-03-13 | 2018-11-27 | 广东铭鸿建设有限公司 | A kind of energy conservation and environmental protection blowdown apparatus |
| CN111099183A (en) * | 2019-12-28 | 2020-05-05 | 杭州欣禾工程管理咨询有限公司 | Storage tank convenient to colloidal high corrosive substance draws |
| CN211267974U (en) * | 2019-11-18 | 2020-08-18 | 南靖靖丰农业发展有限公司 | Ecological environmental protection orchid culture medium preparation auxiliary device |
| CN211644844U (en) * | 2020-01-19 | 2020-10-09 | 郭祖芳 | Dissolved air flotation device for sewage treatment |
| CN212818402U (en) * | 2020-07-28 | 2021-03-30 | 安徽中持环境科技有限公司 | Grid device for sewage treatment |
| CN213174087U (en) * | 2020-08-07 | 2021-05-11 | 山西农业大学 | Anti-blocking device of garden drainage ditch |
| CN213291264U (en) * | 2020-06-09 | 2021-05-28 | 浙江省磐安县尖山工艺塑料厂 | Plastic extruder |
| CN214982785U (en) * | 2021-02-03 | 2021-12-03 | 东莞市华兴达塑胶有限公司 | Plastic mold protection structure |
| CN114344982A (en) * | 2021-11-30 | 2022-04-15 | 江苏水之蓝海绵城市研究院有限公司 | Sewage treatment device convenient to clearance filter screen board |
| CN114609734A (en) * | 2022-03-17 | 2022-06-10 | 安徽科技学院 | Photoelectric conversion contact and photoelectric conversion connector |
| CN114751471A (en) * | 2022-05-12 | 2022-07-15 | 安徽改善家环保科技有限公司 | Sewage treatment device with fishing function |
| CN217051829U (en) * | 2022-04-22 | 2022-07-26 | 广州联涛纸品有限公司 | Effluent treatment plant is used in paper production and processing |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10005976A1 (en) * | 2000-02-10 | 2001-08-16 | Bosch Gmbh Robert | Machine for set of tools has inside of inlet union, pair of sealing lips arranged as separate part, connected in one-piece fashion with closing flaps |
-
2022
- 2022-07-27 CN CN202210896445.7A patent/CN115228160B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3342332A (en) * | 1964-04-10 | 1967-09-19 | Marvel Eng Co | Filter |
| JP2013176719A (en) * | 2012-02-28 | 2013-09-09 | Amano Corp | Filter replacement device and filter replacement method |
| CN208150988U (en) * | 2018-03-13 | 2018-11-27 | 广东铭鸿建设有限公司 | A kind of energy conservation and environmental protection blowdown apparatus |
| CN211267974U (en) * | 2019-11-18 | 2020-08-18 | 南靖靖丰农业发展有限公司 | Ecological environmental protection orchid culture medium preparation auxiliary device |
| CN111099183A (en) * | 2019-12-28 | 2020-05-05 | 杭州欣禾工程管理咨询有限公司 | Storage tank convenient to colloidal high corrosive substance draws |
| CN211644844U (en) * | 2020-01-19 | 2020-10-09 | 郭祖芳 | Dissolved air flotation device for sewage treatment |
| CN213291264U (en) * | 2020-06-09 | 2021-05-28 | 浙江省磐安县尖山工艺塑料厂 | Plastic extruder |
| CN212818402U (en) * | 2020-07-28 | 2021-03-30 | 安徽中持环境科技有限公司 | Grid device for sewage treatment |
| CN213174087U (en) * | 2020-08-07 | 2021-05-11 | 山西农业大学 | Anti-blocking device of garden drainage ditch |
| CN214982785U (en) * | 2021-02-03 | 2021-12-03 | 东莞市华兴达塑胶有限公司 | Plastic mold protection structure |
| CN114344982A (en) * | 2021-11-30 | 2022-04-15 | 江苏水之蓝海绵城市研究院有限公司 | Sewage treatment device convenient to clearance filter screen board |
| CN114609734A (en) * | 2022-03-17 | 2022-06-10 | 安徽科技学院 | Photoelectric conversion contact and photoelectric conversion connector |
| CN217051829U (en) * | 2022-04-22 | 2022-07-26 | 广州联涛纸品有限公司 | Effluent treatment plant is used in paper production and processing |
| CN114751471A (en) * | 2022-05-12 | 2022-07-15 | 安徽改善家环保科技有限公司 | Sewage treatment device with fishing function |
Non-Patent Citations (2)
| Title |
|---|
| 一种塑料编织袋破碎清洗机;王仁龙;;塑料包装(第02期);全文 * |
| 高效纸浆压滤脱水设备;徐红霞;;中华纸业(第08期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115228160A (en) | 2022-10-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN115228160B (en) | Primary filtering device and method for sewage treatment | |
| CN114534388A (en) | Intelligent pulse bag dust collector ware | |
| CN218980632U (en) | Sewage treatment filter equipment | |
| CN215962621U (en) | Dust purification equipment for industrial workshop | |
| CN216855999U (en) | Fire-retardant pulse bag type dust collector capable of saving energy | |
| CN214861915U (en) | Filter for vacuum cleaner | |
| CN210699346U (en) | A dust collecting equipment for energy-concerving and environment-protective | |
| CN213194678U (en) | Dust collector for building construction | |
| CN111685661A (en) | Corner dust cleaning device for furniture factory | |
| CN220530806U (en) | Sewage treatment recovery mechanism with circulation function | |
| CN115212623B (en) | Water-saving building water supply and drainage device and drainage method | |
| CN111167250A (en) | Comprehensive treatment device for dust-containing waste gas | |
| CN220878042U (en) | Automatic alarm system for sewage treatment | |
| CN221422115U (en) | Multifunctional rainwater collecting, purifying and recycling device for building | |
| CN213362769U (en) | Peculiar smell removing equipment | |
| CN219128490U (en) | Sewage filtering and separating device | |
| CN213433166U (en) | Primary filtering device for sewage treatment | |
| CN216273370U (en) | Environment-friendly sewage treatment device | |
| CN220977251U (en) | Cotton processing waste velvet recovery device | |
| CN221752717U (en) | Ventilation and dust removal device | |
| CN212119405U (en) | Energy-concerving and environment-protective machinery is with spraying dust collecting equipment | |
| CN213741463U (en) | Intelligent building water supply and drainage sewage pipeline | |
| CN221131254U (en) | Industrial wastewater treatment equipment | |
| CN212575866U (en) | Dust collector is used in (window) curtain production | |
| CN220799416U (en) | Irrigation equipment with rainwater collection function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20231113 Address after: 044000 Ling Shang Di, Group 5, Wenjiazhuang Village, Miaoqian Town, Xia County, Yuncheng City, Shanxi Province Applicant after: Shanxi Zhongke Tonghui New Energy Co.,Ltd. Address before: 413002 16th Floor, Building 1, Zishanhu Mansion, No. 883, Yiyang Avenue, Heshan District, Yiyang City, Hunan Province Applicant before: Han Ying |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |