CN113750643A - Intelligent adjustable sewage treatment equipment for heavy industry enterprises - Google Patents

Intelligent adjustable sewage treatment equipment for heavy industry enterprises Download PDF

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Publication number
CN113750643A
CN113750643A CN202111064811.4A CN202111064811A CN113750643A CN 113750643 A CN113750643 A CN 113750643A CN 202111064811 A CN202111064811 A CN 202111064811A CN 113750643 A CN113750643 A CN 113750643A
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China
Prior art keywords
sewage treatment
filter
plate
outer side
heavy industry
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Pending
Application number
CN202111064811.4A
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Chinese (zh)
Inventor
谢凤龙
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Individual
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Individual
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Priority to CN202111064811.4A priority Critical patent/CN113750643A/en
Publication of CN113750643A publication Critical patent/CN113750643A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D36/00Filter circuits or combinations of filters with other separating devices
    • B01D36/04Combinations of filters with settling tanks
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • C02F2201/004Seals, connections
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/16Regeneration of sorbents, filters

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)

Abstract

The invention discloses an intelligent adjustable sewage treatment device for heavy industry enterprises, which structurally comprises supporting legs, a sewage draining port and a sewage treatment box, wherein the outer side of the upper end of each supporting leg is connected with the outer side of the sewage treatment box through a bolt, the upper side of the sewage draining port is connected with the lower side of the sewage treatment box in a welding manner, a cleaning block is ejected out to the right side through a top spring in a fixing frame in the moving process of a cleaning device, a top head rolls inwards into a filter hole through a roller supported by a top plate to push out lubricating grease in the filter hole, the lubricating grease is prevented from covering a filter plate, the filter area of the filter plate is increased, the filter hole is pushed to move to the left side by water pressure, and meanwhile, an extrusion spring drives the filter hole to move left and right under the shaking of the spring, so that a swinging ball fixed by a supporting plate in a shaking tooth is swung left and right, the shaking tooth wall is impacted to shake the tooth, and the adhesion capacity of the filter hole is reduced, the lubricating grease is reduced to be attached to the inner part of the filter hole, and the treatment efficiency of the sewage treatment equipment is improved.

Description

Intelligent adjustable sewage treatment equipment for heavy industry enterprises
Technical Field
The invention belongs to the field of sewage treatment, and particularly relates to an intelligent adjustable sewage treatment device for heavy industry enterprises.
Background
In order to carry out innocent treatment to the sewage that the heavy industry enterprise discharged, adopt sewage treatment device to handle the sewage that the heavy industry enterprise discharged, deposit big granule through the setting tank in the processing procedure, filter little granule afterwards through the filter, wherein when carrying out the mill sewage that the bearing processed and filtering, because the bearing can add lubricating oil in manufacturing process and test, the in-process lubricating oil that washes after accomplishing the bearing test is washed and is catched sewage down, and lubricating oil is the fat form at low temperature, can cover the filtration pore of filtration of filter upper end when lubricating oil passes through the filter behind the setting tank, lead to the filter filtration area to reduce, the treatment effeciency of sewage treatment device has been reduced.
Disclosure of Invention
In order to solve the problems that when the factory sewage processed by the bearing is filtered, the bearing is added with lubricating oil for testing in the manufacturing process, the lubricating oil is washed and then flows into the sewage in the process of washing after the bearing is tested, the lubricating oil is in a grease shape at low temperature, and when the lubricating oil passes through the filter plate after passing through the settling tank, the lubricating oil covers the filter holes at the upper end of the filter plate, so that the filtering area of the filter plate is reduced, and the treatment efficiency of the sewage treatment equipment is reduced, the invention provides the intelligent adjustable sewage treatment equipment for heavy industry enterprises.
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a formula sewage treatment device can be regulated and control to intelligence for heavy industry enterprise, its structure includes, supporting legs, drain, sewage treatment case, the supporting legs upper end outside and sewage treatment case outside bolted connection, drain upside and sewage treatment case downside welded connection, the sewage treatment case includes water inlet, box, setting tank, filter, delivery port, the water inlet lower extreme outside inlays with box right-hand member upside and fixes firmly and is connected, the setting tank outside inlays with the box inboard and fixes firmly and connects, the filter outside and box upper end clearance fit, the delivery port upper end inlays with box left end downside and fixes firmly and is connected.
As a further improvement of the invention, the method is characterized in that: the filter comprises a filter plate, a cleaning device and a fixing seat, wherein the lower end of the filter plate is fixedly connected with the inside of the fixing seat, the lower end of the cleaning device is welded with the upper side of the right end of the fixing seat, the length of the cleaning device is equal to the length of the filter holes of the filter plate, and the cleaning device is parallel to the filter plate.
As a further improvement of the invention, the method is characterized in that: the cleaning device comprises a floating block, two guide rods and two cleaning blocks, wherein the lower sides of the floating blocks are bonded with the upper sides of the right ends of the cleaning blocks, the outer sides of the guide rods are in sliding fit with the left ends of the cleaning blocks, and the middle parts of the cleaning blocks are symmetrically distributed.
As a further improvement of the invention, the method is characterized in that: the cleaning block comprises a fixed frame top spring top head, the left side of the inside of the fixed frame is connected with the right end of the top spring in a welded mode, the left end of the top spring is fixedly connected with the right side of the top head, the outer side of the left end of the top head is in clearance fit with the outer side of the left end of the fixed frame, the left end of the top head is semicircular, a small hole is formed in the left end of the fixed frame, and the diameter of the hole is the same as the width of the left end of the top head.
As a further improvement of the invention, the method is characterized in that: the top includes block, fixed ball, roof, stopper, gyro wheel, the block left side bonds with the fixed ball right side mutually, the fixed ball outside is connected with roof lower extreme build-in, the stopper outside and fixed ball outside welded connection, the gyro wheel middle part is connected with roof upper end hub connection, the gyro wheel is four in the quantity of every top to be the arc equidistance along the fixed ball outside and distribute.
As a further improvement of the invention, the method is characterized in that: the filter includes the plate body, crosses filtration pore, spring, plate body inboard and cross filtration pore outside clearance fit, the spring left end is connected with the plate body right side is set to the right-hand member is connected with crossing filtration pore right-hand member left side is set, be equipped with a plurality of apertures on the plate body to the diameter of aperture is greater than the diameter of crossing the filtration pore.
As a further improvement of the invention, the method is characterized in that: the filter holes comprise movable sleeves, movable beads and shaking teeth, the inner sides of the movable sleeves are in sliding fit with the outer sides of the movable beads, the outer sides of the shaking teeth are in welded connection with the inner sides of the movable sleeves, the number of the movable beads is two, and the shaking teeth are distributed in a vertically symmetrical mode.
As a further improvement of the invention, the method is characterized in that: the shaking teeth comprise tooth walls, a supporting plate and swinging beads, the inner side of the upper end of each tooth wall is connected with the left side and the right side of the supporting plate in a welding mode, the middle of the supporting plate is connected with the upper end shaft of the swinging beads in a connecting mode, two bulges are arranged inside the tooth walls, and the distance between the bulges is smaller than the swinging diameter of the swinging beads.
Advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
1. the cleaning block is ejected to the right side through the top spring inside the fixing frame in the moving process of the cleaning device, the roller supported by the top plate rolls inwards into the filter hole to push out the lubricating grease inside the filter hole, the lubricating grease is prevented from covering the filter plate, and the filtering area of the filter plate is increased.
2. Water pressure promotes the filtration pore and removes to the left side, and extrusion spring drives the filtration pore and removes simultaneously under the shake of spring for the fixed swing pearl horizontal hunting of the inside backup pad of tremble tooth strikes the tooth wall and makes the tremble tooth produce the shake, has reduced the adhesive force of filtration pore, has reduced lubricating grease and has attached to the inside weight of filtration pore, has improved sewage treatment device's treatment effeciency.
Drawings
FIG. 1 is a schematic structural diagram of an intelligent controllable sewage treatment device for heavy industry enterprises according to the present invention.
FIG. 2 is a schematic diagram of a side view and a half-section of a sewage treatment tank according to the present invention.
FIG. 3 is a schematic side view of a filter according to the present invention.
Fig. 4 is a schematic perspective view of a cleaning device according to the present invention.
FIG. 5 is a schematic side view of a cleaning block according to the present invention.
Fig. 6 is a schematic side view, a half section and a partial enlarged structure of a plug according to the present invention.
FIG. 7 is a schematic side view of a filter plate according to the present invention.
FIG. 8 is a schematic side view of a filter hole of the present invention.
FIG. 9 is a side view of a wobble tooth with a half-section structure.
In the figure: supporting legs-1, a sewage outlet-2, a sewage treatment tank-3, a water inlet-31, a tank body-32, a settling tank-33, a filter-34, a water outlet-35, a filter plate-341, a cleaning device-342, a fixed seat-343, a floating block-42 a, a guide rod-42 b, a cleaning block-42 c, a fixed frame-c 1, a top spring-c 2, a top head-c 3, a block-c 31, a fixed ball-c 32, a top plate-c 33, a limited block-c 34, a roller-c 35, a plate body-41 a, a filter hole-41 b, a spring-41 c, a movable sleeve-b 1, a movable ball-b 2, a shaking tooth-b 3, a tooth wall-b 31, a supporting plate-b 32 and a swinging ball-b 33.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example 1:
as shown in figures 1 to 6:
the invention provides intelligent adjustable sewage treatment equipment for heavy industry enterprises, which structurally comprises supporting legs 1, a sewage discharge port 2 and a sewage treatment box 3, wherein the outer side of the upper end of each supporting leg 1 is in bolted connection with the outer side of the sewage treatment box 3, the upper side of the sewage discharge port 2 is in welded connection with the lower side of the sewage treatment box 3, the sewage treatment box 3 comprises a water inlet 31, a box body 32, a settling box 33, a filter 34 and a water outlet 35, the outer side of the lower end of the water inlet 31 is fixedly connected with the upper side of the right end of the box body 32 in an embedded mode, the outer side of the settling box 33 is fixedly connected with the inner side of the box body 32 in an embedded mode, the outer side of the filter 34 is in clearance fit with the upper end of the box body 32, and the upper end of the water outlet 35 is fixedly connected with the lower side of the left end of the box body 32 in an embedded mode.
Wherein, its characterized in that: the filter 34 comprises a filter plate 341, a cleaning device 342, and a fixing seat 343, wherein the lower end of the filter plate 341 is fixedly connected with the inside of the fixing seat 343, the lower end of the cleaning device 342 is welded with the upper side of the right end of the fixing seat 343, the length of the cleaning device 342 is the same as the arrangement length of the filter holes 41b of the filter plate 341, and the cleaning device 342 is parallel to the filter plate 341, so that the distance between the cleaning device 342 and the filter plate 341 is kept consistent, and the cleaning effect of the cleaning device 342 is stabilized.
Wherein, its characterized in that: cleaning device 342 includes floating block 42a, guide arm 42b, clearance piece 42c, floating block 42a downside bonds with clearance piece 42c right-hand member upside mutually, the guide arm 42b outside and clearance piece 42c left end sliding fit, the quantity of guide arm 42b is two to it is the symmetric distribution to use clearance piece 42c middle part as the center, makes clearance piece 42c can be through guide arm 42b upward movement, is favorable to improving the stability that clearance piece 42c removed.
Wherein, its characterized in that: the cleaning block 42c comprises a fixed frame c1 top spring c2 top head c3, the left side inside the fixed frame c1 is connected with the right end of the top spring c2 in a welding mode, the left end of the top spring c2 is fixedly connected with the right side of a top head c3 in an embedding mode, the outer side of the left end of the top head c3 is in clearance fit with the outer side of the left end of the fixed frame c1, the left end of the top head c3 is semicircular in shape, the left end of the fixed frame c1 is provided with a small hole, the diameter of the hole is the same as the width of the left end of the top head c3, and the top head c3 can be ejected outwards through the small hole in the left end of the fixed frame c1, so that lubricating grease attached inside the filter plate 341 can be dredged.
Wherein, its characterized in that: the top head c3 comprises a block c31, a fixed ball c32, a top plate c33, a limit block c34 and a roller c35, the left side of the block c31 is adhered to the right side of the fixed ball c32, the outer side of the fixed ball c32 is fixedly connected with the lower end of the top plate c33, the outer side of the limit block c34 is welded to the outer side of the fixed ball c32, the middle of the roller c35 is connected with the upper end shaft of the top plate c33, the number of the rollers c35 at each top head c3 is four, and the rollers are distributed along the outer side of the fixed ball c32 in an arc shape and at equal intervals, so that the top head c3 can slide through the roller c35 when contacting the filter plate 341, which is beneficial to reducing the friction force between the top head c3 and the filter plate 341 and improving the speed of high cleaning.
The specific use mode and function of the embodiment are as follows:
in the invention, a sewage treatment box 3 is fixed through supporting legs 1, when the sewage treatment box 3 is cleaned, internal sediments are discharged through a sewage discharge outlet 2, when sewage is treated, sewage is discharged through a water inlet 31, then large-particle substances are firstly precipitated in a precipitation box 33 in a box body 32, then small-particle substances are filtered through a filter 34 and then discharged from a water outlet 35, lubricating grease is attached to the outer side of the filter plate 341 when the filter plate 341 filters the sewage, when the filtered water level descends and ascends, a cleaning device 342 ascends and descends under the fixation of a fixing seat 343 through the buoyancy provided by a floating block 42a under the fixation of a guide rod 42b, a cleaning block 42c is ejected to the right side through a top spring c2 in a fixing frame c1 during the moving process, a top head c3 rolls inwards into a filter hole 41b through a roller c35 supported by a top plate c33, and a limit block c34 prevents the lubricating grease from entering the roller, the plug c3 pushes out the grease inside the filter hole 41b after entering the filter hole 41b, preventing the grease from covering the filter plate 341 and increasing the filter area of the filter plate 341.
Example 2:
as shown in fig. 7 to 9:
wherein, its characterized in that: the filter plate 341 includes a plate body 41a, a filter hole 41b, and a spring 41c, the inner side of the plate body 41a is in clearance fit with the outer side of the filter hole 41b, the left end of the spring 41c is fixedly connected with the right side of the plate body 41a, and the right end of the spring is fixedly connected with the left side of the right end of the filter hole 41b, the plate body 41a is provided with a plurality of small holes, and the diameter of the small holes is larger than that of the filter hole 41b, so that the filter hole 41b can slide inside the plate body 41a, and the adhesion force of the lubricating grease can be reduced.
Wherein, its characterized in that: the filtering hole 41b comprises a movable sleeve b1, a movable ball b2 and shaking teeth b3, the inner side of the movable sleeve b1 is in sliding fit with the outer side of a movable ball b2, the outer side of the shaking teeth b3 is in welded connection with the inner side of a movable sleeve b1, the number of the movable balls b2 is two, and the shaking teeth b3 are used as centers to be in vertical symmetrical distribution, so that the movable balls b2 can slide along with the filtering hole 41b when sliding left and right, and the amplitude of the sliding of the movable sleeve b1 is increased.
Wherein, its characterized in that: the shaking teeth b3 comprise a tooth wall b31, a support plate b32 and a swinging ball b33, the inner side of the upper end of the tooth wall b31 is connected with the left side and the right side of the support plate b32 in a welding mode, the middle of the support plate b32 is connected with the upper end shaft of the swinging ball b33, two bulges are arranged inside the tooth wall b31, the distance between the bulges is smaller than the swinging diameter of the swinging ball b33, the swinging ball b33 can impact the inner side of the tooth wall b31 when swinging, vibration is favorably generated on the tooth wall b31, and the attachment capacity of the filter hole 41b is reduced.
The specific use mode and function of the embodiment are as follows:
in the invention, when sewage is filtered, the sewage passes through the filter holes 41b on the plate body 41a, when the sewage passes through the filter holes 41b, the water pressure can push the filter holes 41b to move leftwards, meanwhile, the extrusion spring 41c drives the filter holes 41b to move leftwards and rightwards, the movable ball b2 in the movable sleeve b1 is driven by the movable sleeve b1 to slide leftwards and rightwards during movement, so that the swing amplitude of the movable sleeve b1 is increased, the swing ball b33 fixed by the supporting plate b32 in the shaking tooth b3 swings leftwards and rightwards, and impacts the tooth wall b31 during swinging, so that the shaking tooth b3 shakes, the attachment capacity of the filter holes 41b is reduced, the component of lubricating grease attached to the interior of the filter holes 41b is reduced, and the treatment efficiency of the sewage treatment equipment is improved.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims (8)

1. The utility model provides a formula sewage treatment device can be regulated and control to intelligence for heavily doing business enterprise, its structure includes, supporting legs (1), drain (2), sewage treatment case (3), the supporting legs (1) upper end outside and sewage treatment case (3) outside bolted connection, drain (2) upside and sewage treatment case (3) downside welded connection, its characterized in that:
sewage treatment case (3) include water inlet (31), box (32), settling tank (33), filter (34), delivery port (35), the water inlet (31) lower extreme outside is connected with box (32) right-hand member upside is set solid, settling tank (33) outside is connected with box (32) inboard is set solid, filter (34) outside and box (32) upper end clearance fit, delivery port (35) upper end is connected with box (32) left end downside is set solid.
2. The intelligent controllable sewage treatment device for heavy industry enterprises according to claim 1, wherein: the filter (34) comprises a filter plate (341), a cleaning device (342) and a fixed seat (343), wherein the lower end of the filter plate (341) is fixedly connected with the inside of the fixed seat (343), and the lower end of the cleaning device (342) is connected with the upper side of the right end of the fixed seat (343) in a welding mode.
3. The intelligent controllable sewage treatment device for heavy industry enterprises according to claim 2, wherein: the cleaning device (342) comprises a floating block (42a), a guide rod (42b) and a cleaning block (42c), wherein the lower side of the floating block (42a) is bonded with the upper side of the right end of the cleaning block (42c), and the outer side of the guide rod (42b) is in sliding fit with the left end of the cleaning block (42 c).
4. The intelligent controllable sewage treatment device for heavy industry enterprises according to claim 3, wherein: the cleaning block (42c) comprises a fixed frame (c1) top spring (c2) and a top head (c3), wherein the left side of the inside of the fixed frame (c1) is connected with the right end of the top spring (c2) in a welded mode, the left end of the top spring (c2) is fixedly connected with the right side of the top head (c3) in an embedded mode, and the outer side of the left end of the top head (c3) is in clearance fit with the outer side of the left end of the fixed frame (c 1).
5. The intelligent controllable sewage treatment device for heavy industry enterprises according to claim 4, wherein: the ejector head (c3) comprises a block body (c31), a fixed ball (c32), a top plate (c33), a limiting block (c34) and a roller (c35), the left side of the block body (c31) is bonded with the right side of the fixed ball (c32), the outer side of the fixed ball (c32) is fixedly connected with the lower end of the top plate (c33) in an embedded mode, the outer side of the limiting block (c34) is connected with the outer side of the fixed ball (c32) in a welded mode, and the middle of the roller (c35) is connected with the upper end shaft of the top plate (c33) in a connected mode.
6. The intelligent controllable sewage treatment device for heavy industry enterprises according to claim 2, wherein: the filter plate (341) comprises a plate body (41a), a filter hole (41b) and a spring (41c), wherein the inner side of the plate body (41a) is in clearance fit with the outer side of the filter hole (41b), the left end of the spring (41c) is fixedly embedded with the right side of the plate body (41a), and the right end of the spring is fixedly embedded with the left side of the right end of the filter hole (41 b).
7. The intelligent controllable sewage treatment device for heavy industry enterprises according to claim 6, wherein: the filtering hole (41b) comprises a movable sleeve (b1), a movable bead (b2) and shaking teeth (b3), the inner side of the movable sleeve (b1) is in sliding fit with the outer side of the movable bead (b2), and the outer side of the shaking teeth (b3) is in welded connection with the inner side of the movable sleeve (b 1).
8. The intelligent controllable sewage treatment device for heavy industry enterprises according to claim 7, wherein: the shaking teeth (b3) comprise a tooth wall (b31), a support plate (b32) and a swinging ball (b33), the inner side of the upper end of the tooth wall (b31) is connected with the left side and the right side of the support plate (b32) in a welding mode, and the middle of the support plate (b32) is connected with the upper end shaft of the swinging ball (b 33).
CN202111064811.4A 2021-09-11 2021-09-11 Intelligent adjustable sewage treatment equipment for heavy industry enterprises Pending CN113750643A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111064811.4A CN113750643A (en) 2021-09-11 2021-09-11 Intelligent adjustable sewage treatment equipment for heavy industry enterprises

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111064811.4A CN113750643A (en) 2021-09-11 2021-09-11 Intelligent adjustable sewage treatment equipment for heavy industry enterprises

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Publication Number Publication Date
CN113750643A true CN113750643A (en) 2021-12-07

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120312755A1 (en) * 2011-06-10 2012-12-13 Aqua-Pure Ventures Inc. Mobile clarifier and sludge dewatering system for onsite waste water treatment
CN108452557A (en) * 2018-04-16 2018-08-28 陈波平 A kind of coagulation device of waste water suspension
CN111564390A (en) * 2020-05-21 2020-08-21 广州冰钫商贸有限公司 Chip etching equipment
CN111606438A (en) * 2020-06-03 2020-09-01 郑温斌 Negative pressure type sewage ecological treatment equipment
CN211513598U (en) * 2019-10-07 2020-09-18 南安凯杏工业产品设计有限公司 Quantitative sewage collector
JP2021030206A (en) * 2019-08-27 2021-03-01 呉江玲 Efficient waste water purification equipment
CN113029277A (en) * 2021-03-02 2021-06-25 严立敏 Farmland water level monitoring equipment with water utilization coefficient

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120312755A1 (en) * 2011-06-10 2012-12-13 Aqua-Pure Ventures Inc. Mobile clarifier and sludge dewatering system for onsite waste water treatment
CN108452557A (en) * 2018-04-16 2018-08-28 陈波平 A kind of coagulation device of waste water suspension
JP2021030206A (en) * 2019-08-27 2021-03-01 呉江玲 Efficient waste water purification equipment
CN211513598U (en) * 2019-10-07 2020-09-18 南安凯杏工业产品设计有限公司 Quantitative sewage collector
CN111564390A (en) * 2020-05-21 2020-08-21 广州冰钫商贸有限公司 Chip etching equipment
CN111606438A (en) * 2020-06-03 2020-09-01 郑温斌 Negative pressure type sewage ecological treatment equipment
CN113029277A (en) * 2021-03-02 2021-06-25 严立敏 Farmland water level monitoring equipment with water utilization coefficient

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Application publication date: 20211207

RJ01 Rejection of invention patent application after publication