CN109224582B - Energy-saving automatic water treatment equipment with backwashing barrier - Google Patents
Energy-saving automatic water treatment equipment with backwashing barrier Download PDFInfo
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- CN109224582B CN109224582B CN201811125378.9A CN201811125378A CN109224582B CN 109224582 B CN109224582 B CN 109224582B CN 201811125378 A CN201811125378 A CN 201811125378A CN 109224582 B CN109224582 B CN 109224582B
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- air outlet
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- 230000004888 barrier function Effects 0.000 title claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000011001 backwashing Methods 0.000 title claims description 9
- 238000000926 separation method Methods 0.000 claims abstract description 28
- 230000001680 brushing effect Effects 0.000 claims abstract description 24
- 238000004804 winding Methods 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 10
- 230000007704 transition Effects 0.000 claims description 8
- 238000005201 scrubbing Methods 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 abstract description 11
- 239000010802 sludge Substances 0.000 abstract description 10
- 238000005192 partition Methods 0.000 abstract description 8
- 230000005611 electricity Effects 0.000 abstract description 4
- 238000011010 flushing procedure Methods 0.000 abstract description 3
- 238000005406 washing Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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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
- B01D29/62—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
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6423—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a translational movement with respect to 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
- B01D29/62—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
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6415—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a rotary movement with respect to 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
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- B01D29/68—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
- B01D29/688—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles with backwash arms or shoes acting on the cake side
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cleaning In General (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses energy-saving automatic water treatment equipment with a back-flushing barrier, which structurally comprises a water inlet, a barrier pool, a facultative tank, a pool, a sludge storage pool, a partition plate, a box body and a controller, wherein the controller is arranged on the outer side of the box body, the box body is internally partitioned into the barrier pool, the facultative tank, the pool and the sludge storage pool in sequence through the partition plate, the barrier pool is communicated with the water inlet, an upright barrier plate is arranged in the middle of the interior of the barrier pool, and a brushing device is arranged on the left side of the barrier plate, so that the invention has the beneficial effects that: the separation grid plate is cleaned by the cooperation of brushing and air flow backflushing, the washed dirt can be prevented from rushing to the side which is filtered, the work stop is not needed during cleaning, the work efficiency is improved, the U-shaped pipeline can carry out reverse washing on the separation grid plate by utilizing the inertia of water flow, the probability that the through hole of the separation grid plate is blocked is reduced, the passing water quantity is improved, the number of times of cleaning can be reduced through the U-shaped pipeline, continuous work is not needed, and the electricity consumption cost is reduced.
Description
Technical Field
The invention relates to the field of water treatment, in particular to an energy-saving automatic water treatment device with a back-washing barrier.
Background
The water treatment comprises sewage treatment and water purification treatment, the sewage treatment is widely applied, and the sewage can be purified.
Sewage treatment equipment often needs to be pretreated through a barrier pond, a fixed barrier is generally adopted in small-sized treatment equipment, the barrier needs to be replaced often, the operation of the equipment needs to be stopped during replacement, dirt blocks a through hole when the fixed barrier is used, and the longer the fixed barrier is used, the lower the water throughput is, both the sewage and the fixed barrier can reduce the working efficiency of the equipment; the rotary barrier is cleaned in a scraping mode, but the barrier is provided with through holes, dirt is often hidden in the holes and is not scraped, the dirt in the holes is easily taken away by water flow when the rotary barrier rotates to one side after filtration, the rotary barrier cannot be thoroughly cleaned without enabling the dirt in the holes to enter the next procedure, and the rotary barrier needs to continuously work and consumes a large amount of electricity.
Disclosure of Invention
The invention mainly aims to overcome the defects of the prior art and provide energy-saving automatic water treatment equipment with a back-flushing barrier.
The invention is realized by adopting the following technical scheme: the utility model provides an energy-conserving automatic water treatment facilities with back flush barrier, its structure includes water inlet, barrier pond, facultative tank, pond, mud storage tank, baffle, box, controller, the controller is installed to the box outside, the box is inside will be separated into barrier pond, facultative tank, pond, mud storage tank in proper order through the baffle, the barrier pond is linked together with the water inlet, the inside centre of barrier pond is equipped with upright barrier plate, barrier plate left side is equipped with brushing device, the barrier plate top is equipped with synchronous adjusting device, barrier plate right side is equipped with air outlet means, brushing device, air outlet means are connected with synchronous adjusting device respectively.
Preferably, racks are arranged on two sides of the grid separation plate, the brushing device is composed of a guide rail, a spring, a gear, a connecting shaft and a brush roller, the brush surface of the brush roller is in contact with the grid separation plate, two ends of the brush roller are connected with the gear through the connecting shaft, the gear is meshed with the racks, the connecting shaft penetrates through the gear and penetrates through the guide rail, the guide rail is connected with the grid separation plate, the bottom of the spring is connected with the bottom of the guide rail, and a hook is arranged at the top of the spring to hook the connecting shaft.
Preferably, the air outlet device comprises a telescopic pipeline, a fan, an air outlet, a sliding block, a sliding rail and a return spring, the fan is fixed at the top of the box body and is communicated with the air outlet through the telescopic pipeline, the air outlet is connected with the sliding block, the sliding block is arranged in the sliding rail and is in sliding connection with the sliding block, the sliding rail is parallel to the grid separation plate and is arranged on the right side of the grid separation plate, the bottom of the sliding rail is connected with the return spring, and the top of the return spring is connected with the sliding block.
As optimization, synchronous adjusting device comprises pulley, scrubbing stay cord, cross the ferryboat, the receipts spool, regulating spindle, slider stay cord, the pulley is equipped with two and establishes respectively in grid tray bottom left and right sides, the receipts spool is established at grid tray top, spool axis position is connected with the regulating spindle, be connected with scrubbing stay cord, slider stay cord on the receipts spool, cross the ferryboat and establish in receipts spool left side below, the ferryboat is walked around to the scrubbing stay cord, passes left pulley then and is connected with the connecting axle, the slider stay cord is walked around the pulley on right side and is connected with the slider.
Preferably, the grid separation pool is internally provided with a type pipeline, the type pipeline is arranged on the right side of the grid separation plate, and two ends of the type pipeline face the grid separation plate.
Preferably, the number of the pipes is 4, and the pipes form a column.
Preferably, the spring and the return spring are compression springs.
Preferably, the outer surfaces of the spring and the return spring are coated with antirust paint.
Preferably, the water flow direction in the grid pond is from left to right.
Advantageous effects
When the cleaning device is used, sewage enters the barrier tank through the water inlet to be filtered, then sequentially enters the facultative tank and the anaerobic tank to be treated, sludge falls into the sludge storage tank, when a grid plate of the barrier tank is cleaned, the fan is started, wind blows to the grid plate from the air outlet to enable water flow on the right side of the grid plate to reversely flow back, the rotating adjusting shaft pulls the brushing pull rope and the slide block pull rope, the connecting shaft and the slide block can be pulled down simultaneously under the guiding action of the pulley, the brush roll can rotate while being pulled down due to the matching of the gear and the rack so as to brush the barrier plate, and the brush roll and the air outlet synchronously move, so that the water flow reversely flows back during brushing, dirt brushed can be flushed to the filtered side, the dirt in the through hole of the grid plate is prevented from entering the filtered side, the cleaning and filtering effects are improved, and when the cleaning device is not cleaned, the, Reset spring's thrust can push away the top with brush roll and gas outlet, avoid with the sewage contact, when not wasing the grid baffle in normal during operation, sewage flows from a left side to the right side, because the design of type pipeline, the arbitrary one end entering of type pipeline can be followed to the rivers, through the acceleration of inertia and type bend, can wash out from the other end and carry out the backwash to the grid baffle, need not the power supply, utilize the inertia of rivers itself just can carry out the backwash, reduce the probability that the grid baffle through-hole was plugged up, improve the water yield of passing through.
Compared with the prior art, the invention has the beneficial effects that: the separation grid plate is cleaned by the cooperation of brushing and air flow backflushing, the washed dirt can be prevented from rushing to the side which is filtered, the work stop is not needed during cleaning, the work efficiency is improved, the U-shaped pipeline can carry out reverse washing on the separation grid plate by utilizing the inertia of water flow, the probability that the through hole of the separation grid plate is blocked is reduced, the passing water quantity is improved, the number of times of cleaning can be reduced through the U-shaped pipeline, continuous work is not needed, and the electricity consumption cost is reduced.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of an energy-saving automatic water treatment device with a back-washing barrier according to the present invention.
Fig. 2 is a schematic view of the internal structure of the grid cell of the present invention.
FIG. 3 is a schematic view of the brushing apparatus of the present invention.
FIG. 4 is a front view of the brushing apparatus of the present invention.
Fig. 5 is a schematic structural diagram of the gas outlet device of the present invention.
FIG. 6 is a schematic structural diagram of the synchronous adjusting device of the present invention.
In the figure: the device comprises a water inlet 1, a grid separation tank 2, a facultative tank 3, an MBR tank 4, a sludge storage tank 5, a partition plate 6, a box body 7, a controller 8, a grid separation plate a, a brushing device b, a synchronous adjusting device c, an air outlet device d, a rack a1, a guide rail b1, a spring b2, a gear b3, a connecting shaft b4, a brush roller b5, a telescopic pipeline d1, a fan d2, an air outlet d3, a sliding block d4, a sliding rail d5, a return spring d6, a pulley c1, a brushing pull rope c2, a transition wheel c3, a winding cylinder c4, an adjusting shaft c5, a sliding block pull rope c6 and a U-shaped pipeline e.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the invention provides a technical scheme of an energy-saving automatic water treatment device with a back-washing barrier, which comprises the following steps: the anaerobic sludge treatment device structurally comprises a water inlet 1, a barrier pond 2, a facultative tank 3, an MBR (membrane bioreactor) pond 4, a sludge storage pond 5, a partition plate 6, a box body 7 and a controller 8, wherein the controller 8 is installed on the outer side of the box body 7, the box body 7 is internally partitioned into the barrier pond 2, the facultative tank 3, the MBR pond 4 and the sludge storage pond 5 in sequence through the partition plate 6, the barrier pond 2 is communicated with the water inlet 1, an upright barrier plate a is arranged in the middle of the inside of the barrier pond 2, a scrubbing device b is arranged on the left side of the barrier plate a, a synchronous adjusting device c is arranged at the top of the barrier plate a, an air outlet device d is arranged on the right side of the barrier plate a, and the scrubbing device b and the air outlet.
The two sides of the grid plate a are provided with racks a1, the brushing device b is composed of a guide rail b1, a spring b2, a gear b3, a connecting shaft b4 and a brush roller b5, the brush surface of the brush roller b5 is in contact with the grid plate a, two ends of the brush roller b5 are connected with a gear b3 through a connecting shaft b4, the gear b3 is meshed with the racks a1, the connecting shaft b4 penetrates through the gear b3 and penetrates through the guide rail b1, the guide rail b1 is connected with the grid plate a, the bottom of the spring b2 is connected with the bottom of the guide rail b1, and the top of the spring b2 is provided with a hook to hook the connecting shaft 539b 4.
The air outlet device d is composed of a telescopic pipeline d1, a fan d2, an air outlet d3, a sliding block d4, a sliding rail d5 and a return spring d6, the fan d2 is fixed to the top of the box body 7, the fan d2 is communicated with the air outlet d3 through the telescopic pipeline d1, the air outlet d3 is connected with the sliding block d4, the sliding block d4 is arranged in the sliding rail d5 and is in sliding connection with the sliding rail d5, the sliding rail d5 is parallel to the grid plate a and is arranged on the right side of the grid plate a, the bottom of the sliding rail d5 is connected with the return spring d6, and the top of the return spring d6 is connected with the sliding.
The synchronous adjusting device c comprises a pulley c1, a brushing pull rope c2, a transition wheel c3, a winding drum c4, an adjusting shaft c5 and a sliding block pull rope c6, two pulleys c1 are arranged on the left side and the right side of the bottom of the grid plate a respectively, the winding drum c4 is arranged on the top of the grid plate a, the axial position of the winding drum c4 is connected with the adjusting shaft c5, the winding drum c4 is connected with a brushing pull rope c2 and a sliding block pull rope c6, the transition wheel c3 is arranged on the left lower side of the winding drum c4, the brushing pull rope c2 bypasses the transition wheel c3 and then passes through the pulley c1 on the left side to be connected with a connecting shaft 4, the sliding block 6 bypasses the pulley c1 on the right side to be connected with the sliding block d4, and the transition wheel c3 can prevent the brushing pull rope c2 from rubbing against the top of the grid plate a and reduce the loss.
The U-shaped pipeline e is further arranged inside the grid separation pool 2, the U-shaped pipeline e is arranged on the right side of the grid separation plate a, two ends of the U-shaped pipeline e face the grid separation plate a, and water flow can directly and conveniently flush into the U-shaped pipeline e.
The U-shaped pipelines e are provided with 4 pipelines which form a row, and the back flushing efficiency is improved.
The spring b2 and the return spring d6 are compression springs, and can push the connecting shaft b4 and the sliding block d4 upwards when not in work, so that the contact with sewage is avoided.
And the outer surfaces of the spring b2 and the return spring d6 are coated with antirust paint to prevent rusting.
The water flow direction in the grid pond is from left to right, and the water flow direction just enters the port of the U-shaped pipeline e, so that backflushing is facilitated.
When the device is used, sewage enters the barrier tank 2 through the water inlet 1 to be filtered, then sequentially enters the facultative tank 3 and the MBR tank 4 to be treated, sludge falls into the sludge storage tank 5, when the barrier plate a of the barrier tank 2 is cleaned, the fan d2 is started, wind blows towards the barrier plate a from the air outlet d3 to enable water flow on the right side of the barrier plate a to reversely flow back, the rotating adjusting shaft c5 pulls the brushing pull rope c2 and the slide block pull rope c6, the connecting shaft b4 and the slide block d4 can be pulled down simultaneously under the guiding action of the pulley c1, the brush roller b5 can rotate while pulling down due to the matching of the gear b3 and the rack a1, so that the barrier plate a is brushed, the brush roller b5 and the air outlet d3 synchronously move, water flow reversely flows back during brushing, the brushed sewage can be flushed to the side, and the sewage of the through hole of the barrier plate a is prevented from entering the filtered side, the effect of cleaning and filtering is improved, when not cleaning, through spring b2, reset spring d 6's thrust can push away brush roll b5 and gas outlet d3 to the top, avoid with the sewage contact, when not wasing partition grid board a when normal during operation, sewage flows from a left side to the right side, because U type pipeline e's design, rivers can get into from U type pipeline e's arbitrary one end, through the acceleration of inertia and U type bend, can wash out to partition grid board a from the other end and carry out the backwash, need not the power supply, utilize the inertia of rivers itself just can carry out the backwash, reduce the probability that partition grid board a through-hole stopped up, improve the water yield of passing through.
Compared with the prior art, the invention has the technical progress that: the separation grid plate is cleaned by the cooperation of brushing and air flow backflushing, the washed dirt can be prevented from rushing to the side which is filtered, the work stop is not needed during cleaning, the work efficiency is improved, the U-shaped pipeline can carry out reverse washing on the separation grid plate by utilizing the inertia of water flow, the probability that the through hole of the separation grid plate is blocked is reduced, the passing water quantity is improved, the number of times of cleaning can be reduced through the U-shaped pipeline, continuous work is not needed, and the electricity consumption cost is reduced.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides an energy-conserving automatic water treatment facilities with back flush barrier, its structure includes water inlet (1), barrier pond (2), facultative tank (3), MBR pond (4), mud reservoir (5), baffle (6), box (7), controller (8) are installed in box (7) outside, box (7) are inside will separate into barrier pond (2), facultative tank (3), MBR pond (4), mud reservoir (5) in proper order through baffle (6), barrier pond (2) are linked together its characterized in that with water inlet (1):
the middle inside the grid cell (2) is provided with an upright grid plate (a), the left side of the grid plate (a) is provided with a scrubbing device (b), the top of the grid plate (a) is provided with a synchronous adjusting device (c), the right side of the grid plate (a) is provided with an air outlet device (d), and the scrubbing device (b) and the air outlet device (d) are respectively connected with the synchronous adjusting device (c);
the air outlet device (d) is composed of a telescopic pipeline, a fan, an air outlet, a sliding block, a sliding rail and a reset spring), the fan is fixed at the top of the box body (7), the fan is communicated with the air outlet through the telescopic pipeline, the air outlet is connected with the sliding block, the sliding block is arranged in the sliding rail and is in sliding connection with the sliding block, the sliding rail is parallel to the grid separation plate (a) and is arranged on the right side of the grid separation plate (a), the bottom of the sliding rail is connected with the reset spring, and the top of the reset spring is connected with the sliding block.
2. The energy-saving automatic water treatment equipment with the backwashing barrier as claimed in claim 1, wherein: the two sides of the grid plate (a) are provided with racks (a1), the brushing device (b) is composed of a guide rail (b1), a spring (b2), a gear (b3), a connecting shaft (b4) and a brush roller (b5), the brush surface of the brush roller (b5) is in contact with the grid plate (a), two ends of the brush roller (b5) are connected with a gear (b3) through a connecting shaft (b4), the gear (b3) is meshed with the racks (a1), the connecting shaft (b4) penetrates through the gear (b3) and penetrates through the guide rail (b1), the guide rail (b1) is connected with the grid plate (a), the bottom of the spring (b2) is connected with the bottom of the guide rail (b1), and the top of the spring (b2) is provided with a hook to hook the connecting shaft (b 4).
3. The energy-saving automatic water treatment equipment with the backwashing barrier as claimed in claim 1, wherein: the synchronous adjusting device (c) is composed of a pulley (c1), a brushing pull rope (c2), a transition wheel (c3), a winding drum (c4), an adjusting shaft (c5) and a slide block pull rope (c6), two pulleys (c1) are arranged on the left side and the right side of the bottom of the grid barrier (a), the winding drum (c4) is arranged on the top of the grid barrier (a), the axial position of the winding drum (c4) is connected with the adjusting shaft (c5), the winding drum (c4) is connected with the brushing pull rope (c2) and the slide block pull rope (c6), the transition wheel (c3) is arranged on the left lower side of the winding drum (c4), the brushing pull rope (c2) bypasses the transition wheel (c3), then penetrates through the left pulley (c1) to be connected with the connecting shaft (b4), and the slide block (c6) bypasses the right pulley (c1) to be connected with the slide block (4).
4. The energy-saving automatic water treatment equipment with the backwashing barrier as claimed in claim 1, wherein: the grid separation pool is characterized in that a U-shaped pipeline (e) is further arranged inside the grid separation pool (2), the U-shaped pipeline (e) is arranged on the right side of the grid separation plate (a), and two ends of the U-shaped pipeline face the grid separation plate (a).
5. The energy-saving automatic water treatment equipment with the backwashing barrier as claimed in claim 4, wherein: the U-shaped pipelines (e) are provided with 4 pipelines and form a row.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811125378.9A CN109224582B (en) | 2018-09-26 | 2018-09-26 | Energy-saving automatic water treatment equipment with backwashing barrier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811125378.9A CN109224582B (en) | 2018-09-26 | 2018-09-26 | Energy-saving automatic water treatment equipment with backwashing barrier |
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| Publication Number | Publication Date |
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| CN109224582A CN109224582A (en) | 2019-01-18 |
| CN109224582B true CN109224582B (en) | 2020-10-30 |
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| CN201811125378.9A Active CN109224582B (en) | 2018-09-26 | 2018-09-26 | Energy-saving automatic water treatment equipment with backwashing barrier |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT201900000833A1 (en) * | 2019-01-23 | 2020-07-23 | Pierluigi Martini | Internal and external cleaning system of a micro-perforated rigid plate filter. |
| CN109626752A (en) * | 2019-01-27 | 2019-04-16 | 湖南湘星环保水处理设备有限公司 | A kind of school's sewage disposal system based on membrane bioreactor |
| CN112152121B (en) * | 2020-09-27 | 2022-05-13 | 国网山东省电力公司巨野县供电公司 | Ventilation dust-protection type electric power cabinet |
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| CN203281555U (en) * | 2013-04-18 | 2013-11-13 | 滑黎明 | Cleaning machine for dust removing cloth bag, filter screen and plate filter |
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| KR20170046888A (en) * | 2015-10-22 | 2017-05-04 | 현대제철 주식회사 | Removing device of foreign material for strainer |
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| CN207805202U (en) * | 2017-11-24 | 2018-09-04 | 江苏兆盛环保股份有限公司 | A kind of jet-propelled grid sewage disposal apparatus |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203281555U (en) * | 2013-04-18 | 2013-11-13 | 滑黎明 | Cleaning machine for dust removing cloth bag, filter screen and plate filter |
| CN204952436U (en) * | 2015-07-23 | 2016-01-13 | 南京旭蓝环境工程设备有限公司 | Automatically cleaning rotation grating de -dirt machine |
| KR20170046888A (en) * | 2015-10-22 | 2017-05-04 | 현대제철 주식회사 | Removing device of foreign material for strainer |
| CN207619210U (en) * | 2017-11-13 | 2018-07-17 | 广州市浩逸环保科技有限公司 | A kind of energy-saving and emission-reducing urban wastewater treatment equipment |
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| CN109224582A (en) | 2019-01-18 |
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