CN106592747B - A kind of drainage arrangement collected for municipal wastewater - Google Patents
A kind of drainage arrangement collected for municipal wastewater Download PDFInfo
- Publication number
- CN106592747B CN106592747B CN201611195130.0A CN201611195130A CN106592747B CN 106592747 B CN106592747 B CN 106592747B CN 201611195130 A CN201611195130 A CN 201611195130A CN 106592747 B CN106592747 B CN 106592747B
- Authority
- CN
- China
- Prior art keywords
- supporting rod
- header tank
- cleaning
- cleaning bucket
- actuator
- 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.)
- Expired - Fee Related
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/10—Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins
- E03F5/105—Accessories, e.g. flow regulators or cleaning devices
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a kind of drainage arrangements collected for municipal wastewater, its key points of the technical solution are that：Including header tank, vacuum tube is equipped in header tank, rotation is equipped with supporting rod on the outer wall of vacuum tube, the cleaning bucket of the impurity for picking up sewage surface is equipped on the supporting rod around supporting rod rotation, the collection box for accepting the impurity dropped out out of cleaning bucket is additionally provided on the supporting rod, the vacuum tube is equipped with the first actuator of driving supporting rod rotation, and the supporting rod is equipped with the second actuator of driving cleaning bucket rotation.When wanting to handle the sundries in header tank, cleaning bucket can pick up the impurity for swimming in sewage surface, with the rotation of cleaning bucket, impurity in cleaning bucket is under gravity, it falls into collection box and is collected, due to realizing that the cleaning of sewage surface impurity, cleaning efficiency are high using cleaning bucket, the first actuator and the second actuator, automation cleaning, reduces the cost of cleaning.
Description
Technical field
The present invention relates to municipal drainage technical fields, more specifically, it relates to a kind of row collected for municipal wastewater
Water installations.
Background technology
Community wastewater collect be municipal drainage and sewage disposal important link, the purpose is to by multiple drainings in cell
The sewage that unit is discharged is collected and is delivered to main conduit discharge or discharged after being handled by sewage treatment facility.
Publication No. provides a kind of vacuum drainage system collected for municipal wastewater for the patent of invention of CN104652573A
System technology and device are arranged the evacuated tube of connection air in vacuum pipe tip, and control the keying of evacuated tube, pass through
Fill into the pressure difference that a certain amount of air increases water column front end face and rear end face so that tip water column can smoothly move ahead.
When work, the sewage of drainage point first passes through in the header tank that flow by gravity enters nearby, is equipped in header tank true
Blank pipe, vacuum tube extracts the sewage in header tank out, in order to avoid some sundries block vacuum tube, in the water inlet of vacuum tube
Equipped with set net, to intercept sundries, after the sundries in header tank is stacked into certain amount, it is necessary to manually be dragged for clearly, be led to
In the case of often, a scenic spot takes up an area 12.5 hectares, needs that 11 header tanks, primary clear fishing, it is necessary to clear up 11 and catchment is arranged
The manpower and materials of case, consumption are just very big, and cleaning is inconvenient, and disposal costs are high.
Invention content
In view of the deficiencies of the prior art, the object of the present invention is to provide it is a kind of for municipal wastewater collect drainage arrangement,
It can realize that the cleaning of the sundries in header tank reduces disposal costs automatically.
The present invention above-mentioned technical purpose technical scheme is that：One kind is collected for municipal wastewater
Drainage arrangement, including header tank, the center of header tank is equipped with the vacuum tube for extracting the sewage in header tank, the vacuum
It is equipped with supporting rod in the rotation in surface perpendicular to vacuum tube on the outer wall of pipe, is equipped with around supporting rod rotation on the supporting rod
Cleaning bucket for the impurity for picking up sewage surface is additionally provided on the supporting rod for accepting when cleaning bucket turns to descending branch
When the collection box of impurity that is dropped out out of cleaning bucket, the vacuum tube is equipped with the first actuator of driving supporting rod rotation, institute
State the second actuator that supporting rod is equipped with driving cleaning bucket rotation.
By using above-mentioned technical proposal：When want to swim in that the sundries in collecting-tank handled in header tank when
It waits, the first actuator driving supporting rod does 360 ° of rotations in header tank, and the second actuator driving cleaning bucket is around supporting rod
360 ° of rotations are done, cleaning bucket can pick up the impurity for swimming in sewage surface, with the rotation of cleaning bucket, be located in cleaning bucket
Impurity under gravity, fall into collection box and be collected, with the rotation of supporting rod, supporting rod can cover whole
A sewage surface realizes the complete cleaning of surface impurity, due to being realized using cleaning bucket, the first actuator and the second actuator
The cleaning of sewage surface impurity, cleaning efficiency is high, and automation cleaning reduces the cost of cleaning, also ensures drainage arrangement work
Make the reliability of process.
Preferably, first actuator includes being set in vacuum pipe outer wall and being rotatablely connected with vacuum tube hollow
Axis, the header tank are equipped with the motor of driving hollow shaft rotation, and the supporting rod is rotated synchronously with hollow shaft.
By using above-mentioned technical proposal：Motor is opened, motor drives hollow shaft rotation, hollow shaft that can drive supporting rod
It rotates synchronously, motor coordinates with hollow shaft, you can realize rotation of the supporting rod in the plane perpendicular to vacuum tube；Hollow shaft is also
It can play a supporting role to vacuum tube, vacuum tube is avoided phenomenon of rupture occur.
Preferably, the supporting rod is equipped with the through hole with hollow shaft sliding connection, the hollow shaft is interior along vertical
Direction is equipped with connecting key, and the side wall of the through hole is equipped with the open slot for being slid for connecting key, is set on the supporting rod
There is the buoyant member for making supporting rod swim in sewage surface.
By using above-mentioned technical proposal：The buoyancy of buoyant member can be supported supporting rod, and supporting rod is made to hang always
The surface of sewage is floated on, in this way no matter how high the height of the sewage in header tank be, cleaning bucket always can be to sewage surface
Impurity is cleared up, the cooperation of connecting key and open slot, it is ensured that even if supporting rod can drive if sliding hollow shaft up and down
Supporting rod rotates.
Preferably, second actuator includes being arranged in collection box both ends and the lantern ring that is rotatablely connected with supporting rod,
It is arranged with the dynamic bevel gear being fixedly connected with lantern ring on the supporting rod, is vertically slid outside the hollow shaft and is equipped with and moves
The quiet bevel gear of bevel gear engagement.
By using above-mentioned technical proposal：Lantern ring is rotatablely connected with supporting rod, only needs to drive lantern ring rotation in this way, you can
The rotation for realizing cleaning bucket, after supporting rod follows hollow shaft to rotate, dynamic bevel gear can also surround hollow shaft and rotate, at this point,
Quiet bevel gear is in stationary state, and after dynamic bevel gear is engaged with quiet bevel gear, dynamic bevel gear can surround supporting rod and rotate, in turn
Lantern ring can be driven to be rotated around supporting rod, and then the driving of cleaning bucket may be implemented, by the way that moving gear and quiet cone tooth is arranged
Wheel, you can the driving for realizing cleaning bucket need not be further added by additional power source, a motor, you can while driving supporting rod
Rotation and cleaning bucket rotation, reduce cost.
Preferably, the both ends of the quiet bevel gear are symmetrically fixed with connecting rod, the one end of the connecting rod far from quiet bevel gear
It is connect with the interior wall slip of header tank.
By using above-mentioned technical proposal：Quiet bevel gear under the effect of gravity, is pressed on the top of dynamic bevel gear, connecting rod with
Header tank sliding connection, you can realize the sliding up and down of quiet bevel gear, meanwhile, connecting rod is parallel to supporting rod setting, in this way
The rotation and sliding of supporting rod will not be impacted, ensure that the stability of driving process.
Preferably, the bevel gear is equipped with the clump weight pushed for driving bevel gear.
By using above-mentioned technical proposal：Clump weight can push dynamic bevel gear, ensure dynamic bevel gear can always with
Quiet bevel gear engagement, avoids in transmission, dynamic bevel gear has skidded phenomenon with quiet bevel gear, improves dynamic bevel gear and quiet cone
The stability of the transmission of gear.
Preferably, it is described cleaning bucket in along cleaning bucket length direction rotation be equipped with brush holder support, the brush holder support be equipped with
The bristle that the inner wall of cleaning bucket abuts, described clear up in bucket are equipped with the third actuator that driving brush holder support rotates.
By using above-mentioned technical proposal：Third actuator drives brush holder support rotation, the bristle on brush holder support that can will be attached to
Impurity in cleaning bucket cleans up, and sundries can be swept into collection box by bristle, avoids in clear fishing, the impurity in cleaning bucket
It falls in header tank again, causes secondary pollution.
Preferably, the third actuator include be set on supporting rod and with the fixed quiet gear of supporting rod, it is described
The moving gear engaged with quiet gear is fixed on brush holder support.
By using above-mentioned technical proposal：When cleaning bucket is around supporting rod rotation, moving gear also turns around supporting rod
It is dynamic, since quiet gear is fixed on supporting rod, moving gear can drive brush holder support to rotate, and realize to cleaning bucket inner wall
Cleaning, third actuator use moving gear and quiet gear, it is only necessary to a motor, you can realize the driving of brush holder support, drive
Structure very simple, reliable operation.
Preferably, the collection box is detachably arranged in supporting rod, the supporting rod is equipped with to be opened with collection box
The equal-sized collection port of mouth.
By using above-mentioned technical proposal：When work, impurity is rolled towards supporting rod, is passed through along the inner wall of cleaning bucket
It after collection port, falls into collection box out of collection port, after collection box is filled with, collection box can be dismantled out of supporting rod
Get off, the impurity being collected into collection box is cleared up.
Preferably, vertically sliding is equipped with the sundries movement for that will be suspended in header tank in the header tank
To the sieve of sewage surface.
By using above-mentioned technical proposal：When wanting to clear up the impurity being suspended in header tank, sieve
It moves up, the impurity being suspended in header tank is driven together and is moved up, impurity can be moved to cleaning bucket and can be cleaned to by sieve
In the range of, sieve is set, the cleaning for swimming in the impurity of sewage surface not only may be implemented, can also realize inside collecting-tank
Impurity cleaning, cleaning effect is very good.
In conclusion the invention has the advantages that：
1, cleaning efficiency is high, and cleaning effect is good；
2, structure is very reasonable, and driving effect is very good.
Description of the drawings
Fig. 1 is the assembling schematic diagram of the present embodiment；
Fig. 2 is the assembly exploded perspective view of the present embodiment；
Fig. 3 is first actuator, the second actuator and third actuator assembling schematic diagram of the present embodiment；
Fig. 4 is the present embodiment supporting bar structure schematic diagram；
Fig. 5 is the cleaning bucket assembly explosive view of the present embodiment.
In figure：1, header tank；11, motor；12, the first sliding groove；13, second sliding slot；14, cylinder；2, hollow shaft；21, even
Connect key；3, supporting rod；31, mounting blocks；311, through hole；312, open slot；32, buoyant member；33, quiet gear；34, collection port；
4, cleaning bucket；41, filter opening；42, lantern ring；421, dynamic bevel gear；43, brush holder support；431, moving gear；432, bristle；5, quiet bevel gear；
51, clump weight；52, connecting rod；6, fixed ring；61, elastic string；62, sliding block；7, vacuum tube；8, collection box.
Specific implementation mode
Below in conjunction with attached drawing 1-5, invention is further described in detail.
A kind of drainage arrangement collected for municipal wastewater, with reference to 1, including header tank 1,1 rounded setting of header tank, collection
The center of water tank 1 is equipped with the vacuum tube 7 for extracting the sewage in header tank 1, and header tank 1 is stretched into one end of vacuum tube 7
Interior, the other end extends to outside header tank 1, is rotated on vacuum tube 7 and is equipped with supporting rod 3, set around supporting rod 3 on supporting rod 3
There is cleaning bucket 4, runs through on cleaning bucket 4 and be equipped with several filter openings 41.
Referring to Fig.1, vacuum tube 7 is equipped with the first actuator that driving supporting rod 3 rotates, and driving is equipped on supporting rod 3
Second actuator of 4 rotation of cleaning bucket, is embedded with collection box 8 in supporting rod 3, and supporting rod 3 is equipped with the opening with collection box 8
Equal-sized collection port 34, collection port 34 is towards setting up.
With reference to Fig. 2, hollow shaft 2 is arranged on the outer wall of vacuum tube 7, the first actuator includes hollow shaft 2, hollow shaft 2
It being rotatablely connected with the outer wall of vacuum tube 7, connecting key 21 is vertically equipped on the outer wall of hollow shaft 2, connecting key 21 is three,
Circumference array is arranged in the outer surface of hollow shaft 2, and the through hole 311 coordinated with hollow shaft 2, through hole are equipped on supporting rod 3
311 inner surface is equipped with the open slot 312 coordinated with connecting key 21, and buoyant member 32, buoyant member are equipped at the both ends of supporting rod 3
32, which may be used foamed material, is made；In order to reduce the diameter of supporting rod 3, it is integrally formed at the middle part of supporting rod 3 and supporting rod 3
Mounting blocks 31, mounting blocks 31 are connected with the sliding of hollow shaft 2, and through hole 311 and open slot 312 are arranged in mounting blocks 31,
It is fixed with motor 11 on header tank 1, is connected by V belt translation between motor 11 and hollow shaft 2.
With reference to figure, cleaning bucket 4 semicirculars in shape setting, cleaning bucket 4 is two, the both sides of vacuum tube 7 is symmetricly set on, clear
The both ends of reason bucket 4 are equipped with lantern ring 42, and the second actuator includes lantern ring 42, lantern ring 42 be set on supporting rod 3 and with supporting rod 3
Rotation connection, is fixed with dynamic bevel gear 421, dynamic bevel gear 421 is rotated coaxially with lantern ring 42, in hollow shaft 2 on lantern ring 42
Quiet bevel gear 5 is coaxially provided with hollow shaft 2 outside, quiet bevel gear 5 can only slide along the short transverse of header tank 1, Wu Fazhuan
It is dynamic.
Referring to Fig.1 and Fig. 3, the clump weight 51 being arranged in a ring, clump weight are fixed in the upper surface of quiet bevel gear 5
51 side is radially provided with connecting rod 52 along header tank 1, and connecting rod 52 is two, is symmetrical arranged, perpendicular in the inner wall upper edge of header tank 1
To equipped with the first sliding groove 12, the sliding of 52 end of connecting rod is arranged in the first sliding groove 12 histogram.
With reference to Fig. 4 and Fig. 5, brush holder support 43 is equipped with along the length directions rotation of cleaning bucket 4, in cleaning bucket 4 on brush holder support 43
Equipped with the bristle 432 that can be abutted with the inner wall of cleaning bucket 4.The third actuator that driving brush holder support 43 rotates is equipped in cleaning bucket 4,
In the present embodiment, third actuator includes the quiet gear 33 being fixed on supporting rod 3 and is fixed at dynamic on brush holder support 43
Gear 431, moving gear 431 are engaged with quiet gear 33, and moving gear 431 is coaxially disposed with brush holder support 43, and quiet gear 33 is same with supporting rod 3
Axis is arranged.
Finally, with reference to Fig. 2 and Fig. 3, vertically sliding is equipped with for that will be suspended in header tank 1 in header tank 1
Interior sundries is moved to the sieve of sewage surface, and sieve includes fixed ring 6 and the elastic string being arranged in fixed ring 6 61, bullet
Property rope 61 be staggered, the outer surface of fixed ring 6 be equipped with sliding block 62, on the inner wall of header tank 1 vertically sliding set
There is second sliding slot 13, the cylinder 14 that driving sliding block 62 slides in second sliding slot 13, the work of cylinder 14 are additionally provided on header tank 1
Stopper rod is connected with sliding block 62.
The course of work is summarized：Under normal condition, supporting rod 3 swims in sewage surface under the support of buoyant member 32, when thinking
When clearing up, motor 11 drives hollow shaft 2 to rotate, and hollow shaft 2 drives supporting rod 3 to be rotated around vacuum tube 7, while dynamic bevel gear
421 engage with quiet bevel gear 5, and dynamic bevel gear 421 drives cleaning bucket 4 to be rotated around supporting rod 3, will swim in the miscellaneous of sewage surface
Matter picks up, meanwhile, for brush holder support 43 under the drive of moving gear 431, the clear of the impurity in cleaning bucket 4 is realized in the rotation in cleaning bucket 4
Reason, when cleaning bucket 4 turns to vertical state, impurity is rolled along the inner wall of cleaning bucket 4 towards supporting rod 3, eventually by receipts
Collection mouth 34 enters in collection box 8.When wanting to clear up the impurity being suspended in sewage, the driving of cylinder 14 is fixed
Ring 6 moves up, and in the range of the impurity being suspended in sewage will be promoted to 4 cleaning of cleaning bucket by elastic string 61, cleaning bucket 4 can be right
Impurity in elastic string 61 is cleared up.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. the center of a kind of drainage arrangement collected for municipal wastewater, including header tank (1), header tank (1) is equipped with for taking out
Take the vacuum tube (7) of the sewage in header tank (1), it is characterised in that：Perpendicular to vacuum tube on the outer wall of the vacuum tube (7)
(7) rotation in surface is equipped with supporting rod (3), is equipped with around supporting rod (3) rotation for picking up sewage on the supporting rod (3)
The cleaning bucket (4) of the impurity on surface, be additionally provided on the supporting rod (3) for accept when cleaning struggle against (4) turn to descending branch when
The collection box (8) of the impurity dropped out out of cleaning bucket (4), the vacuum tube (7) are equipped with first that driving supporting rod (3) rotates
Actuator, the supporting rod (3) are equipped with the second actuator of driving cleaning bucket (4) rotation；First actuator includes set
The hollow shaft (2) for being located at vacuum tube (7) outer wall and being rotatablely connected with vacuum tube (7), the header tank (1) are equipped in driving
The motor (11) of empty axis (2) rotation, the supporting rod (3) rotate synchronously with hollow shaft (2)；The supporting rod (3) be equipped with
The through hole (311) of hollow shaft (2) sliding connection, the hollow shaft (2) is interior vertically equipped with connecting key (21), described to pass through
The side wall of perforation (311) is equipped with the open slot (312) for being slid for connecting key (21), and the supporting rod (3), which is equipped with, to be made
Supporting rod (3) swims in the buoyant member (32) of sewage surface；Second actuator include setting collection box (8) both ends and with
The lantern ring (42) of supporting rod (3) rotation connection, is arranged with the dynamic bevel gear being fixedly connected with lantern ring (42) on the supporting rod (3)
(421), vertically sliding is equipped with the quiet bevel gear (5) engaged with dynamic bevel gear (421) to the hollow shaft (2) outside.
2. the drainage arrangement according to claim 1 collected for municipal wastewater, it is characterised in that：The quiet bevel gear
(5) both ends are fixed with connecting rod (52) along the radial symmetric of header tank (1), the connecting rod (52) far from quiet bevel gear (5) one
End is connect with the interior wall slip of header tank (1).
3. the drainage arrangement according to claim 2 collected for municipal wastewater, it is characterised in that：The quiet bevel gear
(5) it is equipped with the clump weight (51) for driving quiet bevel gear (5) to push.
4. the drainage arrangement according to claim 1 collected for municipal wastewater, it is characterised in that：The cleaning struggles against (4)
The interior length direction rotation along cleaning bucket (4) is equipped with brush holder support (43), and the brush holder support (43) is equipped with supports with the inner wall of cleaning bucket (4)
The bristle (432) connect, the interior third actuator for being equipped with driving brush holder support (43) and rotating of the cleaning bucket (4).
5. the drainage arrangement according to claim 4 collected for municipal wastewater, it is characterised in that：The third actuator
Including be set on supporting rod (3) and with the fixed quiet gear (33) of supporting rod (3), be fixed on the brush holder support (43) with it is quiet
The moving gear (431) of gear (33) engagement.
6. the drainage arrangement according to claim 5 collected for municipal wastewater, it is characterised in that：The collection box (8)
It is detachably arranged in supporting rod (3), the supporting rod (3) is equipped with the equal-sized collection with the opening of collection box (8)
Mouth (34).
7. the drainage arrangement according to claim 1 collected for municipal wastewater, it is characterised in that：The header tank (1)
Inside vertically sliding is equipped with the sieve for the sundries being suspended in header tank (1) to be moved to sewage surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611195130.0A CN106592747B (en) | 2016-12-22 | 2016-12-22 | A kind of drainage arrangement collected for municipal wastewater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611195130.0A CN106592747B (en) | 2016-12-22 | 2016-12-22 | A kind of drainage arrangement collected for municipal wastewater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106592747A CN106592747A (en) | 2017-04-26 |
| CN106592747B true CN106592747B (en) | 2018-09-25 |
Family
ID=58600669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611195130.0A Expired - Fee Related CN106592747B (en) | 2016-12-22 | 2016-12-22 | A kind of drainage arrangement collected for municipal wastewater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106592747B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108543340A (en) * | 2018-04-28 | 2018-09-18 | 重庆睿豪科技发展有限公司 | Auto parts processing unit (plant) |
| CN108726726A (en) * | 2018-06-05 | 2018-11-02 | 段建锋 | A kind of sewage-treatment plant |
| CN109469190B (en) * | 2019-01-04 | 2020-04-24 | 四川荣晨建设工程有限公司 | A drainage device for municipal administration sewage is collected |
| CN111851694B (en) * | 2020-07-08 | 2021-02-09 | 宁夏沛信建设工程有限公司 | Linkage type protection interception device for flood discharge pipeline of hydraulic engineering |
| CN113087243B (en) * | 2021-04-09 | 2023-04-07 | 梅州晨风节能环保科技有限公司 | Environment-friendly purification treatment method for industrial wastewater |
| CN113775028B (en) * | 2021-09-17 | 2023-06-09 | 濮阳市水利勘测设计院 | Rainwater regulation pond and rainwater regulation system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022696A (en) * | 1976-03-24 | 1977-05-10 | Milos Krofta | Apparatus for clarification of waste water operating on dissolved air flotation process |
| US4184967A (en) * | 1978-06-22 | 1980-01-22 | Lenox Institute For Research, Inc. | Apparatus for clarifying waste water |
| US5380431A (en) * | 1994-02-03 | 1995-01-10 | Newsom; Cosby M. | Oil recovery system |
| FR2775968B1 (en) * | 1998-03-16 | 2000-07-13 | Degremont | DEVICE FOR RECOVERING FLOATANTS IN DECANTATION BASINS |
| CN2744733Y (en) * | 2004-11-18 | 2005-12-07 | 潘立明 | Automatic cleaning machine for rubbish on water surface |
| CN106193264B (en) * | 2016-08-25 | 2018-11-30 | 武汉圣禹排水系统有限公司 | A kind of roller grid |
-
2016
- 2016-12-22 CN CN201611195130.0A patent/CN106592747B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN106592747A (en) | 2017-04-26 |
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Granted publication date: 20180925 Termination date: 20201222 |