CN106823498A - A kind of flat pond suction dredge - Google Patents

A kind of flat pond suction dredge Download PDF

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Publication number
CN106823498A
CN106823498A CN201611268952.7A CN201611268952A CN106823498A CN 106823498 A CN106823498 A CN 106823498A CN 201611268952 A CN201611268952 A CN 201611268952A CN 106823498 A CN106823498 A CN 106823498A
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CN
China
Prior art keywords
dredging tube
siphon
pipe
suction dredge
mud
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Pending
Application number
CN201611268952.7A
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Chinese (zh)
Inventor
黄桂华
程鉴昌
黄渤
付磊
刘凯俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Xinhuan Environmental Protection Industry Group Co Ltd
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Guangdong Xinhuan Environmental Protection Industry Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Guangdong Xinhuan Environmental Protection Industry Group Co Ltd filed Critical Guangdong Xinhuan Environmental Protection Industry Group Co Ltd
Priority to CN201611268952.7A priority Critical patent/CN106823498A/en
Publication of CN106823498A publication Critical patent/CN106823498A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24Feed or discharge mechanisms for settling tanks
    • B01D21/245Discharge mechanisms for the sediments
    • B01D21/2472Means for fluidising the sediments, e.g. by jets or mechanical agitators

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treatment Of Sludge (AREA)

Abstract

The invention discloses a kind of flat pond suction dredge, including pond body, it is erected at the service bridge in pond body, central turnplate, baseset mud cylinder, it is vertically arranged one group of dredging tube for extending to pond body bottom, the collection mud drainage slot connected with dredging tube upper end, one end is stretched into collection mud drainage slot, siphon pipe and siphon forming apparatus that the other end is placed in basic mud cylinder;Air-lift device is additionally provided with, the air-lift device includes blower fan, and main tracheae is connected with blower fan adapter between blower fan and main tracheae, and one group of branched pipe being adapted with dredging tube is connected on main tracheae, and branched pipe loads in dredging tube and extends to the bottom of dredging tube;The lower section of the dredging tube is also hung with broken line type sludge collecting board, and taper collection mud cover is additionally provided between broken line type sludge collecting board and dredging tube.The combination that the present invention passes through air-lift device and siphonic system, it is possible to increase suction dredge to high concentration sludge, lump sludge and big proportion sludge treatment can, meanwhile, it is capable to reduce the energy consumption of suction dredge, can be widely applied to flat suction dredge field.

Description

A kind of flat pond suction dredge
Technical field
The present invention relates to sewage treatment area, sedimentation basin base sludge is removed in sewage disposal more particularly, to a kind of Flat pond suction dredge.
Background technology
It is a kind of when processing raw water in the field of Environment Protection such as water process, sanitary sewage disposal, Industrial Wastewater Treatment Economic and practical mode is to put it into precipitated in sedimentation basin, then will be by the discharge of the reclaimed water after precipitation again in pond face Carry out another single treatment or directly use.It is exactly in precipitation process to have a very important link in this processing mode Pool bottom sludge discharge will be deposited to, it is in the prior art, main using plant equipment such as mud scraper and suction dredges, in order to discharge sludge During it is especially small to the agitation of water, while prevent separating out again for phosphorus, the occasion higher to effluent characteristics requirement is mainly using inhaling Mud machine, wherein flat pond suction dredge is simple due to civil engineering structure, sedimentation basin construction cost is low, and spoil disposal stabilization, mud extraction concentration is high, if Standby operation energy consumption is low, reduce investment outlay with operation cost and be used widely.
In current common suction dredge, the hydrocone type multitube suction dredge without subaqueous slumping seal is operational reliability high, The suction dredge that maintenance is most saved, but such existing suction dredge has following defect:
(1) siphon spoil disposal, is only leaned on, sludge flow velocity is low in dredging tube, is liable to stick to dredging tube tube wall and causes local stoppages Phenomenon.
(2), siphon suction dredge, is only applicable to the low second pond biochemical sludge of the small concentration of density.
(3), mud groove and center baseset mud cylinder sludge easily adhere to, it is hardened, sludge is easily piled up.
(4), the materialized mud of high to sludge concentration, easy caking needs reflux ratio higher to dilute sedimentation basin water inlet, drop The low treatment effeciency of sedimentation basin.
(5), mud --- big yield band can only be inhaled using reduced concentrations in high concentration Sludge from primary sedimentation tank, easily hardened sludge occasion Heavy mud on a small quantity is walked, no side cannot inhale mud.Backflow repetition treatment load is big, operating cost is high.
(6) cannot absorb and contain the materialized muds such as more proportion larger particles such as sand, precipitation alkali, salt.
The content of the invention
To overcome weak point of the prior art, it is an object of the invention to provide a kind of flat pond suction dredge, solve existing There is flat pond suction dredge high energy consumption, and the problem of the sludge containing more proportion larger particles cannot be absorbed.
The technical solution adopted for the present invention to solve the technical problems is:A kind of flat pond suction dredge, including pond body, set up Service bridge in pond body, central turnplate, baseset mud cylinder are vertically arranged one group of dredging tube for extending to pond body bottom, with suction The collection mud drainage slot of mud pipe upper end connection, one end is stretched into collection mud drainage slot, siphon pipe and siphon that the other end is placed in basic mud cylinder Forming apparatus;Air-lift device is additionally provided with, the air-lift device includes blower fan, main tracheae, connect setting between blower fan and main tracheae There is blower fan to take over, one group of branched pipe being adapted with dredging tube is connected on main tracheae, branched pipe loads in dredging tube and prolongs always Reach the bottom of dredging tube;The lower section of the dredging tube is also hung with broken line type sludge collecting board, between broken line type sludge collecting board and dredging tube It is additionally provided with taper collection mud cover.
To ensure that every dredging tube inhales mud uniformly, it is curved that the dredging tube is provided with band outlet with one end that collection mud drainage slot coordinates The spoil disposal telescoping valve of pipe, ball valve is provided with the branched pipe.
To reduce spoil disposal resistance, the siphon pipe includes suction line, and level is across pipe and discharge pipe, the dredging tube and water Put down across pipe into 135 ° of angles, the discharge pipe is with level across pipe angle in 90 °.
There is sludge caking packing phenomenon to avoid mud groove and dredging tube, be additionally provided with the main tracheae and stretch into collection spoil disposal Air douche pipe in groove, the siphon connecting tube is connected with main tracheae, and ball valve is provided between siphon connecting tube and main tracheae.
Preferably, the siphon forming apparatus includes half soaking type centrifugal pump and efficient fluid jetter.
Further, the bottom surface for integrating mud drainage slot is incline structure, and the one end near siphon pipe is low.
It is removal surface scum, skimmer device is additionally provided with the collection mud drainage slot, is additionally provided with pond body and is filled with skimming Put the scum silica frost surge drum of cooperation.
To improve the efficiency of blower fan, the blower fan and blower fan are provided with muffler and check valve, muffler and list between taking over To being provided with telescopic joint between valve.Water is back to blower fan when the check valve of configuration can avoid equipment from rinsing dredging tube using flushing water, Telescopic joint can reduce the influence to pipeline because of fan operation vibrations.
Preferably, it is taper collection mud cover that the broken line type sludge collecting board integrates the specific attachment structure of mud cover and dredging tube with taper Upper end is stuck on dredging tube outer wall using clip, and scraper plate upper surface is close in lower end, is conducive to for sludge being collected into dredging tube mouthful, and Short circuit can be avoided to siphon away top clear water, improve and inhale mud concentration, can also avoid gas from disturbing distant place bottom of pond, influence sedimentation effect.
Beneficial effects of the present invention:The present invention by dredging tube increase a branched pipe, using air blower to pond body Bottom conveys low-pressure air, with intersection mud cover so that guide that the sludge in the collection mud cover of pond body bottom rotate to dredging tube flowing, Gas cement admixture is formed, proportion is less than water, and buoyancy is up, while air-flow reaches bottom of pond disturbance bed mud prevents hardened.Greatly Big to improve suction mud effect, compared with common ventilation, more preferably, spoil disposal is in hgher efficiency for effect.Can obtain low from actual verification Press the suction mud effect of air more preferable.By to reasonable disposition stabilizing low voltage air is conveyed in branched pipe, activating high concentration sludge Mobility, mud concentration is inhaled so as to significantly improve.The collection mud cover can guide air-flow to break up caking sludge, while can also prevent from disturbing Trend collection mud cover external diffusion, influences sedimentation effect.Therefore, by the improvement of the structure so that the suction mud ability of dredging tube is significantly Increase, that is, solve the problems, such as that preliminary sedimentation tank high concentration inhales mud, part of the second pond caused by the accidental causes such as shutdown is solved again and is blocked up Plug problem, meanwhile, also solve the problem that big specific density particles thing is difficult to siphon away.The energy consumption of system, i.e. economy can effectively be reduced again It is practical.The structure of siphon pipe causes that the loss of flood peak is small, it is more smooth to inhale mud.The half soaking type centrifugal pump+efficient fluid jetter composition Siphon forming apparatus there is siphon efficiency high, siphon is formed soon, the advantage of long service life.
Below with reference to drawings and Examples, the present invention is described in detail.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the fiting relation figure of dredging tube and branched pipe in the present invention.
Fig. 3 is the structural representation of air-lift device in the present invention.
Fig. 4 is the partial enlarged drawing of I in Fig. 1.
Fig. 5 is the partial enlarged drawing of II in Fig. 1.
Specific embodiment
Embodiment, as shown in Fig. 1 to 5, a kind of flat pond suction dredge, including pond body 1, it is erected at the service bridge in pond body 1 2, central turnplate 3, baseset mud cylinder 12 are vertically arranged one group of dredging tube 4 for extending to the bottom of pond body 1, connect with the upper end of dredging tube 4 Logical collection mud drainage slot 5.Skimmer device 13 is additionally provided with the collection mud drainage slot 5, is additionally provided with pond body 1 and matched somebody with somebody with skimmer device 13 The scum silica frost surge drum 14 of conjunction.It is additionally provided with one end to stretch into collection mud drainage slot 5, the siphon pipe 6 that the other end is placed in basic mud cylinder 12 And siphon forming apparatus 7.The bottom surface for integrating mud drainage slot 5 is incline structure, and the one end near siphon pipe 6 is low.The siphon shape Include half soaking type centrifugal pump and efficient fluid jetter into device 7, there is the structure siphon to be formed soon, the cost compared with submerged pump The low, loss of flood peak is small, and energy consumption is low, the long service life compared with immersible pump.The siphon pipe 6 include suction line 601, level across Pipe 602 and discharge pipe 603, the dredging tube 601 is with level across 602 one-tenth 135 ° of angles of pipe, and the discharge pipe 603 is horizontal with level Across the angle in 90 ° of pipe 602.Because of the multiple 90 degree sharp turns generations of siphon pipe when the siphon arrangement can substantially reduce siphon spoil disposal Spoil disposal resistance, improves siphon spoil disposal efficiency.The cost of siphon pipe mud-mixing groove is also reduced simultaneously.
Air-lift device 8 is additionally provided with, the air-lift device 8 includes blower fan 801, main tracheae 802, blower fan 801 and main tracheae Blower fan adapter 803 is connected between 802, muffler 806 and check valve are provided between the blower fan 801 and blower fan adapter 803 807, telescopic joint 808 is provided between muffler 806 and check valve 807.Check valve can avoid equipment from rinsing suction mud using flushing water Guan Shishui is back to blower fan, and telescopic joint can reduce the influence to pipeline because of fan operation vibrations.
One group of branched pipe 804 being adapted with dredging tube 4 is connected on main tracheae 802, branched pipe 804 loads in dredging tube 4 And extend to the bottom of dredging tube 4;The lower section of the dredging tube 4 is also hung with broken line type sludge collecting board 9, broken line type sludge collecting board Taper collection mud cover 10 is additionally provided between 9 and dredging tube 4.Cylinder lever connecting rod 15 is provided between the broken line type sludge collecting board and dredging tube 4, The taper collection mud cover 10 is fixed on dredging tube 4 by clip.Set with broken line type sludge collecting board junction in described dredging tube There is taper collection mud cover.Not only improve and sludge is collected into dredging tube mouthful, short circuit can be avoided to siphon away top clear water, raising suction mud again dense Degree, can also avoid gas from disturbing distant place bottom of pond, influence sedimentation effect, can more increase air-flow to build-up areas sludge near suction inlet Stirring, the mobility, prevention or the destruction sludge that increase sludge are hardened, improve the suction mud concentration of big proportion sludge.
To ensure that every dredging tube inhales mud uniformly, one end that the dredging tube 4 coordinates with collection mud drainage slot 5 is provided with band and exports The spoil disposal telescoping valve 11 of bend pipe.Mud is inhaled using air lift+siphon combined type.Mud is inhaled using based on siphon for low concentration second pond, Gas is inhaled supplemented by mud.Mud is inhaled using siphon aerating bluk recombination for high concentration Sludge from primary sedimentation tank.For the easily hardened materialization of big proportion Sludge uses gas for supplemented by main siphon.Automatically controlled by field adjustable and PLC, for different sludge using most suitable The method of operation, it is ensured that suction mud stablizing effect is optimal, energy consumption is most saved.
Ball valve 809 is provided with every branched pipe 804 in the air-lift device 8;It is additionally provided with the main tracheae 802 The air douche pipe 805 in collection mud drainage slot 5 is stretched into, the siphon connecting tube 71 is connected with main tracheae 802, in siphon connecting tube 71 Ball valve 809 is provided with between main tracheae 802, the ball valve 809 between siphon connecting tube 71 and main tracheae 802 is when system is normally run It is closed.When equipment Long-time Shut-down or when dredging tube is blocked caused by other reasonses, ball valve 809 at this can be opened and started Siphon-pump is rinsed dredging pipeline to dredging tube one by one.Also regular or long-term punching can be carried out to susceptible to plugging indivedual dredging tubes Wash, prevent or dredge blockage.
The combination that the present invention passes through air lift and siphon, in easily caking, than great, the suction smaller occasion of mudflow amount, can by siphon, Air lift combination is switched to based on air lift, supplemented by siphon, is improved and is inhaled mud concentration.In second pond, proportion is small, inhale the very big field of mudflow amount Close, siphon, air lift combination can be switched to based on siphon, the anti-blocking mode of air lift.In preliminary sedimentation tank, concentration is big, it is larger to inhale mudflow amount Occasion, can switch to based on siphon siphon, air lift combination, mode supplemented by air lift, it is ensured that inhale mudflow smooth.
This individually can be run using new using air lift spoil disposal or siphon spoil disposal or using combined type sludge discharge way.Work as row Mud telescoping valve 11 is heightened to more than the liquid level of pond face, first starts when air-lift device restarts siphoning installation as air lift spoil disposal.Work as pass Air-lift device is closed, spoil disposal telescoping valve is reduced to below the liquid level of pond face and is started siphoning installation as siphoning type sludge discharging.In hydrocone type Restart air-lift device as air lift+siphon combined type spoil disposal on the basis of spoil disposal.Every suction can be according to circumstances adjusted in use The gas control valve of mud pipe configuration and the size of spoil disposal telescoping valve select to carry out spoil disposal in the way of based on air lift or based on siphon.
The present invention can obtain effective profit in preliminary sedimentation tank (high concentration), second pond, three heavy pond (easily lump sludge) occasions With, and pool bottom sludge caking phenomenon is completely avoid, and manpower has been liberated, greatly reduce repetition processing cost.Thirdly heavy pond row Mud concentration can improve more than 3 times, during equal treating capacity, and discharge sludge volume can reduce by 3 times, greatly save follow-up sludge dewatering Cost, remarkable in economical benefits is improved, and is brought up to 2 times, and is asked without blocking using the project suction dredge, sediment in preliminary sedimentation tank Topic, uses this project suction dredge, sediment to be also improved, it is possible to decrease reflux ratio in second pond, energy consumption is saved, while avoiding blocking up Plug.
The present invention has widened the application field of low energy consumption suction dredge using air lift siphon combined type suction dredge, solves big ratio Suction, the spoil disposal problem of weight and easy hardened sludge, improve sediment, solve the problems, such as that preliminary sedimentation tank high concentration inhales mud, solve Local stoppages problem of the second pond caused by the accidental causes such as shutdown.Medium-and-large-sized sedimentation basin expenditure of construction is saved, while also having There is following advantage:
1st, reasonable disposition stabilizing low voltage air, activates the mobility of high concentration sludge, significantly improves suction mud concentration.
2nd, configuration mud sucking cover, guiding air-flow break up caking sludge, while preventing from disturbing sedimentation effect.
3rd, siphon+air lift combined type suction mud, saves energy consumption.
4th, every dredging tube top is fitted with air volume regulating valve, can easily adjust suction mudflow amount.
5th, serial siphon+interruption air lift can completely avoid dredging tube local stoppages problem.
6th, the height of the stainless steel Nozzle combination that immersible pump and optimization design are processed is replaced using half soaking type centrifugal pump Effect jet siphonic system, forms siphon faster, and service life is longer.
7th, mud groove, centre mud cylinder configuration air douche pipe, periodic flushing prevention deposition.
8th, in easily caking, than great, the suction smaller occasion of mudflow amount, siphon, air lift can be combined and is switched to based on air lift, rainbow Supplemented by suction, improve and inhale mud concentration.
9th, second pond, proportion it is small, inhale the very big occasion of mudflow amount, siphon, air lift combination can be switched to based on siphon, gas Watch out for stifled mode.
10th, in preliminary sedimentation tank, concentration is big, inhale the larger occasion of mudflow amount, siphon, air lift combination can be switched to based on siphon, Mode supplemented by air lift, it is ensured that inhale mudflow smooth.
11st, the loss of flood peak of lower resistance siphon pipe is small, it is smooth to inhale mudflow.
12nd, the siphon of half soaking type centrifugal pump+efficient fluid jetter composition forms system siphon efficiency high, and siphon is formed soon, Long service life.

Claims (9)

1. a kind of flat pond suction dredge, including pond body (1), is erected at the service bridge (2) in pond body (1), central turnplate (3), base Plinth collection mud cylinder (12), is vertically arranged one group of dredging tube (4) for extending to pond body (1) bottom, the collection connected with dredging tube (4) upper end Mud drainage slot (5), one end is stretched into collection mud drainage slot (5), and the siphon pipe (6) and siphon that the other end is placed in basic mud cylinder (12) are formed Device (7), is connected between siphon pipe (6) and siphon forming apparatus (7) by siphon connecting tube (71);It is characterized in that:Also set up There is air-lift device (8), the air-lift device (8) includes blower fan (801), main tracheae (802), blower fan (801) and main tracheae (802) Between be connected with blower fan adapter (803), one group of branched pipe being adapted with dredging tube (4) is connected on main tracheae (802) (804), branched pipe (804) loads in dredging tube (4) and extends to the bottom of dredging tube (4);Under the dredging tube (4) Side is also hung with broken line type sludge collecting board (9), and taper collection mud cover (10) is additionally provided between broken line type sludge collecting board (9) and dredging tube (4).
2. flat pond suction dredge as claimed in claim 1, it is characterised in that:The dredging tube (4) coordinates with collection mud drainage slot (5) One end be provided with the spoil disposal telescoping valve (11) with outlet elbow, be provided with ball valve (809) on the branched pipe (804).
3. flat pond suction dredge as claimed in claim 1, it is characterised in that:The siphon pipe (6) includes suction line (601), Level is across pipe (602) and discharge pipe (603), and the dredging tube (601) and level are described across (602) are managed into 135 ° of angles Discharge pipe (603) is with level across pipe (602) angle in 90 °.
4. flat pond suction dredge as claimed in claim 3, it is characterised in that:It is additionally provided with the main tracheae (802) and is stretched into Air douche pipe (805) in collection mud drainage slot (5), the siphon connecting tube (71) connects with main tracheae (802), in siphon connection Ball valve (809) is provided between pipe (71) and main tracheae (802).
5. flat pond suction dredge as claimed in claim 1, it is characterised in that:The siphon forming apparatus (7) is soaked including half Formula centrifugal pump and efficient fluid jetter.
6. flat pond suction dredge as claimed in claim 1, it is characterised in that:The bottom surface for integrating mud drainage slot (5) is bevelled junction Structure, one end near siphon pipe (6) is low.
7. flat pond suction dredge as claimed in claim 1, it is characterised in that:Skimming is additionally provided with collection mud drainage slot (5) Device (13), is additionally provided with the scum silica frost surge drum (14) coordinated with skimmer device (13) in pond body (1).
8. flat pond suction dredge as claimed in claim 1, it is characterised in that:Between the blower fan (801) and blower fan adapter (803) Muffler (806) and check valve (807) are provided with, telescopic joint (808) is provided between muffler (806) and check valve (807).
9. flat pond suction dredge as claimed in claim 1, it is characterised in that:Between the broken line type sludge collecting board and dredging tube (4) Cylinder lever connecting rod (15) is provided with, the taper collection mud cover (10) is fixed on dredging tube (4) by clip.
CN201611268952.7A 2016-12-31 2016-12-31 A kind of flat pond suction dredge Pending CN106823498A (en)

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CN201611268952.7A CN106823498A (en) 2016-12-31 2016-12-31 A kind of flat pond suction dredge

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107376438A (en) * 2017-08-14 2017-11-24 浙江天行健水务有限公司 Rail mounted suction dredge
CN108911088A (en) * 2018-09-17 2018-11-30 湖北晶艺水晶有限公司 A kind of mobile suction dredge for crystal sludge sump
CN108911278A (en) * 2018-09-17 2018-11-30 湖北晶艺水晶有限公司 A kind of pre-processing device for crystal sewage
CN109133282A (en) * 2018-04-13 2019-01-04 广东新环环保产业集团有限公司 A kind of magnetic-coagulation efficient sedimentation tank sewage disposal system

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Publication number Priority date Publication date Assignee Title
JPH0835241A (en) * 1994-07-21 1996-02-06 Kabuki Kensetsu Kk Suction slurry tank structure in dredging
CN101581106A (en) * 2009-05-27 2009-11-18 无锡市通用机械厂有限公司 Mud-sucking device provided with dredging mechanism
CN202179880U (en) * 2011-07-27 2012-04-04 上海复旦水务工程技术有限公司 Improved reciprocating siphon type sludge sucking and scrapping machine of secondary sedimentation tank
CN202289582U (en) * 2011-10-31 2012-07-04 江苏清溢环保设备有限公司 Peripheral driven sludge scraping and sucking machine for radial flow type secondary sedimentation tank
CN102886162A (en) * 2012-09-21 2013-01-23 江苏北辰环境科技有限公司 Siphon type suction dredge
CN103657168A (en) * 2013-11-20 2014-03-26 南京中电环保股份有限公司 Peripheral transmission sludge suction method and suction dredge adopting gas stripping device
CN203777727U (en) * 2013-12-05 2014-08-20 云南昆钢水净化科技有限公司 Anti-blockage travelling mud sucker
CN205145692U (en) * 2015-11-30 2016-04-13 钟晓生 Novel siphon mud scraper
CN205442750U (en) * 2016-01-07 2016-08-10 河南清波环境工程有限公司 Siphon backwash formula integration water purification unit
CN206473879U (en) * 2016-12-31 2017-09-08 广东新环环保产业集团有限公司 A kind of flat pond suction dredge

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0835241A (en) * 1994-07-21 1996-02-06 Kabuki Kensetsu Kk Suction slurry tank structure in dredging
CN101581106A (en) * 2009-05-27 2009-11-18 无锡市通用机械厂有限公司 Mud-sucking device provided with dredging mechanism
CN202179880U (en) * 2011-07-27 2012-04-04 上海复旦水务工程技术有限公司 Improved reciprocating siphon type sludge sucking and scrapping machine of secondary sedimentation tank
CN202289582U (en) * 2011-10-31 2012-07-04 江苏清溢环保设备有限公司 Peripheral driven sludge scraping and sucking machine for radial flow type secondary sedimentation tank
CN102886162A (en) * 2012-09-21 2013-01-23 江苏北辰环境科技有限公司 Siphon type suction dredge
CN103657168A (en) * 2013-11-20 2014-03-26 南京中电环保股份有限公司 Peripheral transmission sludge suction method and suction dredge adopting gas stripping device
CN203777727U (en) * 2013-12-05 2014-08-20 云南昆钢水净化科技有限公司 Anti-blockage travelling mud sucker
CN205145692U (en) * 2015-11-30 2016-04-13 钟晓生 Novel siphon mud scraper
CN205442750U (en) * 2016-01-07 2016-08-10 河南清波环境工程有限公司 Siphon backwash formula integration water purification unit
CN206473879U (en) * 2016-12-31 2017-09-08 广东新环环保产业集团有限公司 A kind of flat pond suction dredge

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107376438A (en) * 2017-08-14 2017-11-24 浙江天行健水务有限公司 Rail mounted suction dredge
CN109133282A (en) * 2018-04-13 2019-01-04 广东新环环保产业集团有限公司 A kind of magnetic-coagulation efficient sedimentation tank sewage disposal system
CN109133282B (en) * 2018-04-13 2024-05-10 广东新环环保产业集团有限公司 Sewage treatment system of magnetic coagulation efficient sedimentation tank
CN108911088A (en) * 2018-09-17 2018-11-30 湖北晶艺水晶有限公司 A kind of mobile suction dredge for crystal sludge sump
CN108911278A (en) * 2018-09-17 2018-11-30 湖北晶艺水晶有限公司 A kind of pre-processing device for crystal sewage

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Application publication date: 20170613