CN105016592B - Slurry recycling circulation system and slurry recycling method thereof - Google Patents

Slurry recycling circulation system and slurry recycling method thereof Download PDF

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Publication number
CN105016592B
CN105016592B CN201510472115.5A CN201510472115A CN105016592B CN 105016592 B CN105016592 B CN 105016592B CN 201510472115 A CN201510472115 A CN 201510472115A CN 105016592 B CN105016592 B CN 105016592B
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mud
slurry
screening
pond
veclamation
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CN105016592A (en
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马晓华
沈杰超
朱怀甫
占宏
李中瑞
陈云峰
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ZHEJIANG GEOFORE GEOTECHNICAL TECHNOLOGY Co Ltd
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ZHEJIANG GEOFORE GEOTECHNICAL TECHNOLOGY Co Ltd
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Abstract

The invention discloses a slurry recycling circulation system. The slurry recycling circulation system comprises a slurry recovery sedimentation tank, a slurry recovery guide pipe arranged at an inlet of the slurry recovery sedimentation tank and a slurry outlet guide pipe arranged at an outlet of the slurry recovery sedimentation tank. Multiple stages of slurry screening treatment tanks and a special centrifugal separator for slurry are sequentially connected to the slurry outlet guide pipe. The special centrifugal separator for slurry is provided with a waste slurry outlet and a core ingredient slurry outlet. The waste slurry outlet is connected with a waste slurry filter press through a pipeline, and the core ingredient slurry outlet is connected with a core ingredient slurry filter press and a slurry mixing tank through pipelines. A recovery box is arranged on one side of the core ingredient slurry filter press, and an earth moving cart is arranged on one side of the waste slurry filter press. A slurry outlet of the slurry mixing tank is connected with a slurry tank through a pipeline, and a slurry outlet of the slurry tank is connected with a slurry outlet guide pipe. The slurry recycling circulation system effectively increases the slurry utilization rate of a construction site, achieves waste disposal in and after slurry use and is safe and environmentally friendly.

Description

A kind of mud veclamation is using blood circulation and its mud veclamation Application way
Technical field
The invention belongs to castoff regenerative utilizes field, more particularly to a kind of mud veclamation is using blood circulation and its mud Recoverying and utilizing method.
Technical background
Mud off has become a kind of indispensable construction technology of engineering construction field, and either prospecting drills still The shield driving of subway tunnel, ground-connecting-wall grooving, the drilling of pile foundation, all adopt in a large number mud off technique, substantial amounts of waste sludge Slurry has become one of environment primary pollution source.Existing dumping mud treatment can be by mud separation, dehydration, solidification etc. Discharge after reason, but substantial amounts of solidification clod, mud conditioning problem still cannot get the solution of system, it is substantial amounts of useless after the completion of construction Disorderly the random Inverse problem of row emerges in an endless stream to abandon mud.The discharge of mud not only expends substantial amounts of manpower financial capacity, in addition it is also necessary to large stretch of landfill Place, considerably increases construction enterprises' cost.
The content of the invention
The present invention is in order to overcome the deficiencies in the prior art and defect, there is provided a kind of mud veclamation utilization rate is high, The discarded amount of mud is few, can recycle again after slurry curing, can save construction cost, the mud that can be improved the ecological environment again Recycle blood circulation and its mud veclamation Application way.
Technical scheme:A kind of mud veclamation utilizes blood circulation, including mud veclamation sedimentation tank, is arranged on mud Slurry reclaims the mud veclamation conduit of sedimentation tank entrance and is arranged on the slurry conduit that in mud veclamation sedimentation tank exit, described Go out in slurry conduit to be connected with turn multistage mud screening process pond and the special centrifugal separator of mud, the special centrifugation of the mud Seperator is provided with useless slurry outlet and nucleuses slurry outlet, and useless slurry pressure filter is connected with by pipeline in the useless slurry outlet, Nucleuses are connected to by pipeline in the nucleuses slurry outlet and starch pressure filter and size-mixing tank, the nucleuses slurry Pressure filter side is provided with collection box, and the useless slurry filter pressing pond side is provided with muck haulage car, and the grout outlet of size-mixing tank is connected by pipeline The grout outlet for having mud pit, mud pit is connected with pulp conduit.
Preferably, it is described go out slurry conduit be provided with the first mud lift pump, the multistage mud screening process pond includes One-level mud screening process pond, two grades of mud screening process ponds, three-level mud screening process pond and the level Four mud being sequentially connected Screening process pond.
Preferably, it is provided with the first slurry screen-separating machine and the first dross extractor in the one-level mud screening process pond, described two Level mud screening process are provided with the second slurry screen-separating machine and the second dross extractor in pond, are provided with the three-level mud screening process pond 3rd slurry screen-separating machine and the 3rd dross extractor, in the level Four mud screening process pond the 4th slurry screen-separating machine and cleaning politics, economics, organization, and ideology are provided with Slag device.
Preferably, the system also includes a purifier, the wastewater outlet of useless slurry pressure filter and nucleuses slurry pressure filter Wastewater outlet by waste discharge water conduit connect purifier water inlet, purifier outlet connection city planting ductwork.
Preferably, the lifting of the second mud is provided between the level Four mud screening process pond and the special centrifugal separator of mud Pump, is provided with the 3rd mud lift pump between the special centrifugal separator of the mud and size-mixing tank, the special centrifugal separator of mud with The 4th mud lift pump is provided between nucleuses slurry pressure filter, the pulp conduit is provided with the 5th mud lift pump.
Preferably, the useless slurry pressure filter side is provided with clod storage area, position and the muck haulage car of the clod storage area Position it is corresponding, core slurry pressure filter side is provided with mud cake storage area, the position of the mud cake storage area and collection box Position it is corresponding.
Preferably, automatization's modulation of fresh mud test system and various mud additives is provided with the size-mixing tank System, in the mud veclamation sedimentation tank access path is provided with.
A kind of mud veclamation is comprised the steps using the mud veclamation Application way of blood circulation:
1)Useless slurry is delivered to mud veclamation sedimentation tank and carries out preliminary sedimentation by mud veclamation conduit, and access path is used to precipitate Pond maintenance slagging-off;
2)Mud is after mud veclamation sedimentation tank reclaims precipitation by going out slurry conduit and the conveying of the first mud lift pump To multistage mud shaker point processing pond;
3)Mud sends into the special centrifugation of mud after the process of multi-stage screening processing pond by the second mud lift pump Machine;
4)The special centrifugal separator of mud separates nucleuses slurry and useless slurry in mud, nucleuses in mud after separation Slurry according to site operation need by three-level mud lift pump enter size-mixing tank or by level Four mud lift pump enter core into Slurry pressure filter, useless slurry is divided then to fully enter in useless slurry pressure filter;
5)The useless slurry that useless slurry pressure filter isolates the special centrifugal separator of mud is discharged respectively discarded Jing after filter pressing solidification Clod and waste water, waste water purifies heel row and enters city planting ductwork by waste discharge water conduit into purifier, and discarded clod is deposited to mud Block storage area carries out harmless discharge Jing after muck haulage car transports place;
6)The mud nucleuses slurry Jing filter pressings that nucleuses slurry pressure filter isolates the special centrifugal separator of mud are consolidated Process mud cake and waste water after change respectively, waste water purifies heel row and enters city planting ductwork, mud cake by waste discharge water conduit into purifier Deposit to mud cake storage area, and be stored in collection box, for other building site slurrying;
7)Nucleuses slurry enter size-mixing tank, the fresh Slurry Storage that size-mixing tank is modulated in mud pit, by pulp Conduit and the 5th mud lift pump are delivered to site operation and are used.
Preferably, the step 2)In multistage mud screening process pond in slurry screen-separating machine screen out sand, mud particulate matter, Dross extractor in multistage mud screening process pond clears up the dregs for screening out, rubble.
The mud veclamation of the present invention is connected by mud veclamation sedimentation tank using blood circulation with multistage mud screening process pond Connect, the outlet in multistage mud screening process pond is connected with mud special centrifugal machine, and mud special centrifugal machine isolates nucleuses Slurry and discarded slurry, wherein nucleuses slurry are into size-mixing tank or carry out being reclaimed after filter pressing, and discarded slurry is entered by filtering equipment Row harmless discharge, the special centrifugal separator of size-mixing tank entrance connection mud, outlet connection mud pit.
Mud veclamation sedimentation tank can meet live mud veclamation storage;Mud is sent to multistage mud shaker office by pump Reason pond, multistage mud screening process pond includes level Four screening process, bulky grain thing is screened out respectively.Multistage mud screening system After system process, mud is pumped to the special centrifugal separator of mud by pipeline, and the special centrifugal separator of mud its function is to separate Nucleuses slurry and useless slurry in mud, nucleuses slurry is recycled in mud after separation, and useless slurry then enters filter pressing machine Harmless discharge after solidification.
The system needs respectively to carry out nucleuses slurry and useless slurry filter pressing process, wherein after nucleuses slurry filter pressing solidification The mud cake of formation is stored in collection box recovery, and the clod muck haulage car after useless slurry filter pressing solidification is transported, and carries out harmless discharge, is pressed Filter mud is starched the waste water to be formed and is discharged into after purifier purification.The special centrifugal separator of mud isolates nucleuses slurry, leads to The size-mixing tank modulation treatment for crossing scene forms fresh mud, and being pumped to mud pit carries out construction usage.Described size-mixing tank has Automatization's modulating system of fresh mud test system and various mud additives.
The mud veclamation of the present invention can be used mud separation Posterior circle using blood circulation, it is also possible to after reclaiming mud cake Preserve to next building site and use.
The invention has the beneficial effects as follows:Mud can realize that the efficient circulation of job site is utilized, after the completion of mud use, Storage is reclaimed after can the nucleuses that isolated be solidified, and is used in other building sites;It is harmless after the useless slurry solidification isolated Change discharge;So as to effectively increase job site mud service efficiency, solve mud and use process and discarded using follow-up Thing process problem, safety and environmental protection.
Description of the drawings
Fig. 1 is the schematic flow sheet of the present invention;
1. mud veclamation conduit in figure, 2. mud veclamation sedimentation tank, 3. access path, 4. the first mud lift pump, 41. Two mud lift pumps, 42. the 3rd mud lift pumps, 43. the 4th mud lift pumps, 44. the 5th mud lift pumps, 5. the first mud Screening machine, 6. the second slurry screen-separating machine, 7. the 3rd slurry screen-separating machine, 8. the 4th slurry screen-separating machine, 9. the first dross extractor, 91. Two dross extractors, 92. the 3rd dross extractors, the 93, the 4th dross extractor, the 10. special centrifugal separator of mud, the outlet of 101. useless slurries, 102. Nucleuses slurry outlet, 11. useless slurry pressure filter, 12. clod storage areas, 13. waste discharge water conduits, 14. muck haulage cars, 15. water purification set It is standby, 16. city planting ductworks, 17. nucleuses slurry pressure filter, 18. mud cake storage areas, 19. collection boxes, 20. size-mixing tanks, 21. mud Pond, 22. go out new slurry conduit, and 23. go out slurry conduit, I. one-level mud screening process pond, bis- grades of mud screening process ponds of II., III. three-level mud screening process pond, IV. level Four mud screening process pond.
Specific embodiment
With reference to the accompanying drawings and examples the present invention is further detailed explanation, but is not to present invention protection The restriction of scope.
Embodiment
As shown in figure 1, a kind of mud veclamation utilizes blood circulation, including mud veclamation sedimentation tank 2, multistage mud shaker office Reason pond(One-level mud screening process pond I, two grades of mud screening process pond II, three-level mud screening process pond III, level Four mud Screening process pond IV), mud special centrifugal separator 10, useless slurry slurry pressure filter 11, nucleuses slurry pressure filter 17, collection box 19th, size-mixing tank 20, mud pit 21, purifier 15.
Useless slurry is delivered to mud veclamation sedimentation tank 2 and carries out preliminary sedimentation by mud veclamation conduit 1, and access path 3 is used to sink The maintenance slagging-off of shallow lake pond.Multistage mud shaker is delivered to after mud veclamation precipitation by going out the mud lift pump 4 of slurry conduit 23 and first Divide processing pond(I、II、III、IV), the first slurry screen-separating machine 5 and the first dross extractor 9 are provided with one-level mud screening process pond I, The second slurry screen-separating machine 6 and the second dross extractor 91, three-level mud screening process pond III are provided with two grades of mud screening process pond II The 3rd slurry screen-separating machine 7 and the 3rd dross extractor 92 are inside provided with, in level Four mud screening process pond IV the 4th slurry screen-separating machine 8 is provided with With the 4th dross extractor 93.
Dregs, the rubble for screening out is by dross extractor cleaning.Slurry screen-separating machine has different screening functions, screens out respectively The particulate matters such as sand, mud.
Mud sends into the special centrifugal separator of mud after multi-stage screening processing pond by the second mud lift pump 41 10, the function of the special centrifugal separator 10 of mud is to separate nucleuses slurry and the useless slurry in mud, core in mud after separation Composition slurry needs to enter into size-mixing tank 20 or by the 4th mud lift pump by the 3rd mud lift pump 42 according to site operation Enter core slurry slurry pressure filter 17, useless slurry then fully enters useless slurry filter pressing machine 11.
Useless slurry filter pressing machine 11 is that the useless slurry for isolating the special centrifugal separator 10 of mud is distinguished Jing after filter pressing solidification The discarded clod of discharge and waste water, waste water purifies heel row and enters city planting ductwork 16 by waste discharge water conduit 13 into purifier 15, gives up Abandoning clod and depositing to clod storage area 12 carries out harmless discharge Jing after muck haulage car 14 transports place.
Core slurry pressure filter 17 is that the mud nucleuses slurry Jing filter pressings for isolating the special centrifugal separator 10 of mud are consolidated Process mud cake and waste water after change respectively, waste water purifies heel row and enters city planting ductwork by waste discharge water conduit 13 into purifier 15 16, mud cake is deposited to mud cake storage area 18, and is stored in collection box 19, for other building site slurrying.
Scene recycles mud is isolated after nucleuses slurry by the special centrifugal separator 10 of mud, nucleuses Slurry enters size-mixing tank 20, and the fresh Slurry Storage for modulating can be used for site operation and use in mud pit 21, and size-mixing tank 20 has There is automatization's modulating system of fresh mud test system and various mud additives.
Fresh mud is prepared by size-mixing tank 20, and mud pit 21 is stored, and the 5th mud lift pump 44 and goes out new slurry conduit 22 Deliver to job site to use, mud pit 21, mud veclamation sedimentation tank 2 must all are fulfilled for site operation slurry needs.

Claims (6)

1. a kind of mud veclamation utilizes blood circulation, it is characterised in that:It includes mud veclamation sedimentation tank, is arranged on mud veclamation The mud veclamation conduit of sedimentation tank entrance and be arranged on the slurry conduit that in mud veclamation sedimentation tank exit, it is described go out mud It is connected with multistage mud screening process pond and the special centrifugal separator of mud on conduit in turn, the special centrifugal separator of the mud Useless slurry outlet and nucleuses slurry outlet are provided with, useless slurry pressure filter, the core are connected with by pipeline in the useless slurry outlet Nucleuses are connected to by pipeline in the slurry outlet of heart composition and starch pressure filter and size-mixing tank, the nucleuses starch pressure filter Side is provided with collection box, and the useless slurry filter pressing pond side is provided with muck haulage car, and the grout outlet of size-mixing tank is connected with mud by pipeline Pond, the grout outlet of mud pit is connected with pulp conduit;It is described go out slurry conduit be provided with the first mud lift pump, the multistage mud Slurry screening process pond includes one-level mud screening process pond, two grades of mud screening process ponds, the screenings of three-level mud being sequentially connected Processing pond and level Four mud screening process pond;It is provided between the level Four mud screening process pond and the special centrifugal separator of mud Second mud lift pump, between the special centrifugal separator of the mud and size-mixing tank the 3rd mud lift pump is provided with, and mud is special The 4th mud lift pump is provided between centrifugal separator and nucleuses slurry pressure filter, the pulp conduit is provided with the 5th mud Elevator pump;
The mud veclamation is comprised the steps using the mud veclamation Application way of blood circulation:
1)Useless slurry is delivered to mud veclamation sedimentation tank and carries out preliminary sedimentation by mud veclamation conduit, and access path is for sedimentation tank inspection Repair slagging-off;
2)Mud after mud veclamation sedimentation tank reclaims precipitation by go out slurry conduit and the first mud lift pump be delivered to it is many Level mud screening process pond;
3)Mud sends into the special centrifugal separator of mud after the process of multi-stage screening processing pond by the second mud lift pump;
4)The special centrifugal separator of mud separates nucleuses slurry and useless slurry in mud, nucleuses slurry root in mud after separation Need to enter size-mixing tank by three-level mud lift pump according to site operation or starched into nucleuses by level Four mud lift pump Pressure filter, useless slurry is then fully entered in useless slurry pressure filter;
5)The useless slurry that useless slurry pressure filter isolates the special centrifugal separator of mud discharges respectively discarded clod Jing after filter pressing solidification And waste water, waste water by waste discharge water conduit into purifier purify heel row enter city planting ductwork, discarded clod is deposited to clod and deposited Put area carries out harmless discharge Jing after muck haulage car transports place;
6)The mud nucleuses slurry that nucleuses slurry pressure filter isolates the special centrifugal separator of mud is Jing after filter pressing solidification Mud cake and waste water are processed respectively, and waste water purifies heel row and enters city planting ductwork, mud cake storage by waste discharge water conduit into purifier To mud cake storage area, and collection box is stored in, for other building site slurrying;
7)Nucleuses slurry enter size-mixing tank, the fresh Slurry Storage that size-mixing tank is modulated in mud pit, by pulp conduit Site operation is delivered to the 5th mud lift pump to use.
2. a kind of mud veclamation according to claim 1 utilizes blood circulation, it is characterised in that:The one-level mud screening The first slurry screen-separating machine and the first dross extractor are provided with processing pond, in two grades of mud screening process pond the second mud shaker is provided with Extension set and the second dross extractor, in the three-level mud screening process pond the 3rd slurry screen-separating machine and the 3rd dross extractor are provided with, described Level Four mud screening process are provided with the 4th slurry screen-separating machine and the 4th dross extractor in pond.
3. a kind of mud veclamation according to claim 2 utilizes blood circulation, it is characterised in that:The system also includes that one is net The wastewater outlet of wetting system, the wastewater outlet of useless slurry pressure filter and nucleuses slurry pressure filter is net by the connection of waste discharge water conduit The water inlet of wetting system, the outlet connection city planting ductwork of purifier.
4. a kind of mud veclamation according to claim 3 utilizes blood circulation, it is characterised in that:The useless slurry pressure filter one Side is provided with clod storage area, and the position of the clod storage area is corresponding with the position of muck haulage car, and the core starches pressure filter one Side is provided with mud cake storage area, and the position of the mud cake storage area is corresponding with the position of collection box.
5. a kind of mud veclamation according to claim 4 utilizes blood circulation, it is characterised in that:It is provided with the size-mixing tank There is automatization's modulating system of fresh mud test system and various mud additives, in the mud veclamation sedimentation tank inspection is provided with Repair passage.
6. a kind of mud veclamation according to claim 1 utilizes the mud veclamation Application way of blood circulation, its feature to exist In:The step 2)In multistage mud screening process pond in mud screening machine screen out sand, mud particulate matter, multistage mud screening Dross extractor in processing pond clears up the dregs for screening out, rubble.
CN201510472115.5A 2015-08-05 2015-08-05 Slurry recycling circulation system and slurry recycling method thereof Active CN105016592B (en)

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CN107218047A (en) * 2016-03-21 2017-09-29 上海天颢实业有限公司 A kind of full-automatic mud balance system
CN109209226A (en) * 2017-03-02 2019-01-15 吴彬 Construction of hydro project drilling machine suitable for the drilling on harder soil
CN107416994B (en) * 2017-08-08 2020-08-28 中铁隧道集团二处有限公司 Multistage mud separation method for slurry shield machine construction in fine particle stratum
CN107460867B (en) * 2017-08-29 2020-06-02 上海市基础工程集团有限公司 Rapid adjusting method for circulating slurry performance
CN110318697A (en) * 2019-05-20 2019-10-11 国家电网有限公司 A kind of packaged type pile foundation drilling mud processing unit
CN110156292A (en) * 2019-05-29 2019-08-23 中清深利(深圳)科技有限公司 A kind of slurry dewatering solidifying and resource utilization method
CN111236247A (en) * 2020-01-14 2020-06-05 北京市轨道交通建设管理有限公司 Rotary-jet-technology-based underground excavation PBA construction method for tunnel waterproof curtain
CN111976007A (en) * 2020-07-23 2020-11-24 浙江方远新材料股份有限公司 Control system and control method for slurry recovery

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CN203754507U (en) * 2013-10-18 2014-08-06 杭州浩蓝环境工程技术有限公司 Mixed starch recycling system of concrete mixing station
CN204897676U (en) * 2015-08-05 2015-12-23 浙江绩丰岩土技术股份有限公司 Mud recycle circulation system

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