CN106396168B - Marble effluent disposal system - Google Patents

Marble effluent disposal system Download PDF

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Publication number
CN106396168B
CN106396168B CN201610791975.XA CN201610791975A CN106396168B CN 106396168 B CN106396168 B CN 106396168B CN 201610791975 A CN201610791975 A CN 201610791975A CN 106396168 B CN106396168 B CN 106396168B
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Prior art keywords
stone
unit
waste water
slag
water
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CN201610791975.XA
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CN106396168A (en
Inventor
张永祥
张建林
周来宝
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Gansu Jin Run Yu Industry Co Ltd
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Gansu Jin Run Yu Industry Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water, or sewage
    • 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
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/66Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/12Nature of the water, waste water, sewage or sludge to be treated from the silicate or ceramic industries, e.g. waste waters from cement or glass factories

Abstract

The invention discloses a marble wastewater processing system, and belongs to the technical field of industrial wastewater purification treatment. The system comprises a wastewater collection unit, an adjusting unit, a wastewater lifting pump, a layered vertical sedimentation unit, a stone sand dehydration unit, a powder mud dehydration unit, a stone slag dehydration unit and a clean water tank. According to the invention, the slag-containing waste water of marble is subjected to multi-polarization treatment, the obtained slag powder with different particle sizes can be directly used as a raw material to produce various other products, the additional value of marble industry is improved, the precipitated and purified water can be directly used for marble material processing, the quality of clear water can completely meet the stone material processing requirement, and the effects of saving raw materials, protecting the environment, ensuring smooth production and improving the product quality are achieved in the whole process.

Description

Marble effluent disposal system
Technical Field
The invention belongs to the technical field of industrial wastewater purification treatment, relates to a stone processing wastewater treatment technology, and particularly relates to a marble wastewater processing treatment system.
Background
The rapid development of the economy of China promotes the rapid development of the stone industry, and a large and small stone industry cluster or stone industry area and industry town appear in the whole country. A large amount of stone powder, stone slag and waste water generated in the stone processing process become a new pollution source, a large amount of fields are covered by the stone powder due to random dumping of the stone powder and the stone slag in production, a large amount of fields cannot be cultivated, trees are pressed by snow, dust flies after the trees are blown by wind, the stone powder rises with the wind, and the pollution index of suspended matters in the air far exceeds a standard value.
The problem of environmental pollution has been increasingly highlighted by the random discharge of untreated turbid liquids coming from stone processing plants.
The existing stone processing plant is generally small-scale, in order to save the fund, the waste water treatment is generally carried out by using a conventional coagulant, the conventional ferric salt and aluminum salt coagulants have not ideal treatment effect on the stone processing waste water, and the ferric salt often leads effluent to have color in the use process, so that the chroma of the treated water does not reach the standard; alum floc generated by aluminum salt is not compact, the settling speed is slow, the coagulation effect is not good, simple wastewater treatment is directly discharged to rivers to cause environmental pollution, even though the settlement of stone powder is a physical change, the stone powder is discharged to ponds, rivers and reservoirs, and then naturally precipitated to tightly block the water bottom, so that serious pollution to water is caused, a part of underground water cannot be drunk, a coolant can be used in the production process of stone, and the main components of the coolant are as follows: resin acids and saponified substances thereof, unsaturated fatty acids and saponified substances thereof and the like, which have strong chelating and complexing capabilities and can fix tiny fine particles in stone powder so that the stone powder can maintain a colloidal state for a long time, cause pollution to a water body and cause turbidity pollution to suspended matters, the conventional process adopts a coagulation-precipitation method for treatment at present, but because the waste water contains a coolant with strong chelating and complexing capabilities, the effect of the conventional process cannot be achieved.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a marble wastewater processing system aiming at the defects of the prior art, which can recycle the powder slag precipitated and separated from the marble wastewater, and the quality of the treated clear water can completely meet the stone processing requirement, thereby achieving the effects of saving raw materials, protecting the environment, ensuring smooth production and improving the product quality.
In order to achieve the above object, the present invention adopts the following technical solutions.
A marble wastewater processing and treating system comprises a wastewater collecting unit, a regulating unit, a wastewater lifting pump, a layered vertical flow type settling unit, a stone sand dewatering unit, a powder mud dewatering unit, a stone slag dewatering unit and a clean water tank; the waste water collecting unit comprises a stone slag intercepting device and a waste water collecting pool; the adjusting unit comprises an adjusting tank and a medicament feeding device, and the medicament feeding device comprises a pH adjusting agent storage bin, a flocculating agent storage bin and a medicament feeding control platform; the layered vertical flow type settling unit comprises a stone sand settling and separating tower layer and a silt settling and separating tower layer; the stone sand dehydration unit comprises a stone sand dehydrator and a stone sand collecting tank; the powder mud dehydration unit comprises a powder mud dehydrator and a stone powder collection tank; the stone slag dewatering unit comprises a stone slag dewatering machine and a stone slag collecting tank; waste water generated in the marble processing process is conveyed into a stone slag intercepting device through a ditch or a pipeline, stone slag with the diameter larger than 4mm is intercepted by a stone slag intercepting net arranged in the stone slag intercepting device and is conveyed into a stone slag dewatering unit, the stone slag is dewatered by a stone slag dewatering machine and is conveyed into a stone slag collecting tank, water dewatered by the stone slag dewatering machine is conveyed into a waste water collecting tank, stone slag in the stone slag collecting tank is directly used as a concrete stirring material, the waste water treated by the stone slag intercepting device is conveyed into the waste water collecting tank, the waste water collected by the waste water collecting tank flows into an adjusting tank in a advection way, a pH adjusting agent storing bin and a flocculating agent storing bin are controlled by a medicament throwing control platform, the pH value and the COD value of the waste water are adjusted, the adjusted waste water is conveyed into a layered vertical flow type settling unit through a waste water lifting pump, firstly flows through a stone sand settling separation tower layer, stone sand with the granularity of 0.5-, the silt subsides the knockout tower layer is sent into to the water that the stone sand hydroextractor was dehydrated, the stone sand collection tank is sent into to the stone sand of dehydration, the stone sand is direct as artificial slabstone raw materials in the jar, the waste water behind the separation stone sand flows through silt subsides the knockout tower layer, the silt that the granularity is less than 0.5mm sends into the silt hydroextractor after with the waste water separation, the water that the silt hydroextractor was dehydrated sends into silt subsides the knockout tower layer, put into the mountain flour collection tank through the silt of dehydration, the mountain flour is direct as pottery or cement preparation raw materials in the jar, the direct clear water basin of carrying into of the water that silt subsides the knockout tower layer and has handled, a production and processing for marble material.
Preferably, a disinfection pond is further arranged between the layered vertical sedimentation unit and the clean water pond.
Preferably, a backwashing device is arranged on the stone sand settling and separating tower layer of the layered vertical flow type settling unit, water in the clean water tank is used for conveying clean water into the backwashing device through a pipeline by a water pump, and the water in the backwashing device is used for cleaning the settled stone sand.
The invention has the beneficial technical effects that: according to the invention, the slag-containing waste water of marble is subjected to multi-polarization treatment, the obtained slag powder with different particle sizes can be directly used as a raw material to produce various other products, the additional value of marble industry is improved, the precipitated and purified water can be directly used for marble material processing, the quality of clear water can completely meet the stone material processing requirement, and the effects of saving raw materials, protecting the environment, ensuring smooth production and improving the product quality are achieved in the whole process.
Drawings
Fig. 1 is a schematic view of marble wastewater processing system equipment of the present invention.
Detailed Description
The following examples are further intended to illustrate the technical solutions of the present invention in detail, but not to limit the scope of the present invention.
Example 1
A marble wastewater processing and treating system as shown in fig. 1, which comprises a wastewater collecting unit, a regulating unit, a wastewater lift pump, a layered vertical sedimentation unit, a stone sand dewatering unit, a silt dewatering unit, a stone slag dewatering unit and a clean water tank; the waste water collecting unit comprises a stone slag intercepting device and a waste water collecting pool; the adjusting unit comprises an adjusting tank and a medicament feeding device, and the medicament feeding device comprises a pH adjusting agent storage bin, a flocculating agent storage bin and a medicament feeding control platform; the layered vertical flow type settling unit comprises a stone sand settling and separating tower layer and a silt settling and separating tower layer; the stone sand dehydration unit comprises a stone sand dehydrator and a stone sand collecting tank; the powder mud dehydration unit comprises a powder mud dehydrator and a stone powder collection tank; the stone slag dewatering unit comprises a stone slag dewatering machine and a stone slag collecting tank; waste water generated in the marble processing process is conveyed into a stone slag intercepting device through a ditch or a pipeline, stone slag with the diameter larger than 4mm is intercepted by a stone slag intercepting net arranged in the stone slag intercepting device and is conveyed into a stone slag dewatering unit, the stone slag is dewatered by a stone slag dewatering machine and then is conveyed into a stone slag collecting tank, stone slag in the tank is directly used as concrete mixing materials, the waste water treated by the stone slag intercepting device is conveyed into a waste water collecting tank, the waste water collected by the waste water collecting tank flows into an adjusting tank in a advective way, a pH adjusting agent storage bin and a flocculating agent storage bin are controlled by a medicament putting control platform, the pH value and the COD value of the waste water are adjusted, the adjusted waste water is conveyed into a layered vertical flow type settling unit through a waste water lifting pump, the waste water firstly flows through a stone sand settling and separating tower layer, stone sand with the granularity of 0.5-4mm is separated from the waste water and then is conveyed into a stone sand dewatering machine, the, the waste water after separating the stone sand flows through the powder mud settling separation tower layer, the powder mud with the granularity smaller than 0.5mm is separated from the waste water and then sent into the powder mud dehydrator, the dehydrated powder is sent into the powder mud collection tank, the powder mud in the tank is directly used as a raw material for manufacturing ceramics or cement, and the water treated by the powder mud settling separation tower layer is directly sent into the clean water tank for the production and processing of marble materials.
Example 2
A marble wastewater processing and treating system comprises a wastewater collecting unit, a regulating unit, a wastewater lifting pump, a layered vertical flow type settling unit, a stone sand dewatering unit, a powder mud dewatering unit, a stone slag dewatering unit and a clean water tank; the waste water collecting unit comprises a stone slag intercepting device and a waste water collecting pool; the adjusting unit comprises an adjusting tank and a medicament feeding device, and the medicament feeding device comprises a pH adjusting agent storage bin, a flocculating agent storage bin and a medicament feeding control platform; the layered vertical flow type settling unit comprises a stone sand settling and separating tower layer and a silt settling and separating tower layer; the stone sand dehydration unit comprises a stone sand dehydrator and a stone sand collecting tank; the powder mud dehydration unit comprises a powder mud dehydrator and a stone powder collection tank; the stone slag dewatering unit comprises a stone slag dewatering machine and a stone slag collecting tank; waste water generated in the marble processing process is conveyed into a stone slag intercepting device through a ditch or a pipeline, stone slag with the diameter larger than 4mm is intercepted by a stone slag intercepting net arranged in the stone slag intercepting device and is conveyed into a stone slag dewatering unit, the stone slag is dewatered by a stone slag dewatering machine and then is conveyed into a stone slag collecting tank, stone slag in the tank is directly used as concrete mixing materials, the waste water treated by the stone slag intercepting device is conveyed into a waste water collecting tank, the waste water collected by the waste water collecting tank flows into an adjusting tank in a advective way, a pH adjusting agent storage bin and a flocculating agent storage bin are controlled by a medicament putting control platform, the pH value and the COD value of the waste water are adjusted, the adjusted waste water is conveyed into a layered vertical flow type settling unit through a waste water lifting pump, the waste water firstly flows through a stone sand settling and separating tower layer, stone sand with the granularity of 0.5-4mm is separated from the waste water and then is conveyed into a stone sand dewatering machine, the, the waste water after separating the stone sand flows through the powder mud sedimentation separation tower layer, the powder mud with the granularity smaller than 0.5mm is separated from the waste water and then sent into the powder mud dehydrator, the dehydrated powder is sent into the powder mud collection tank, the powder mud in the tank is directly used as a raw material for manufacturing ceramics or cement, the water treated by the powder mud sedimentation separation tower layer is sent into a disinfection tank for disinfection treatment, and the water is sent into a clean water tank for production and processing of marble materials.
Example 3
A marble wastewater processing and treating system as shown in fig. 1, which comprises a wastewater collecting unit, a regulating unit, a wastewater lift pump, a layered vertical sedimentation unit, a stone sand dewatering unit, a silt dewatering unit, a stone slag dewatering unit and a clean water tank; the waste water collecting unit comprises a stone slag intercepting device and a waste water collecting pool; the adjusting unit comprises an adjusting tank and a medicament feeding device, and the medicament feeding device comprises a pH adjusting agent storage bin, a flocculating agent storage bin and a medicament feeding control platform; the layered vertical flow type settling unit comprises a stone sand settling and separating tower layer and a silt settling and separating tower layer, and the stone sand settling and separating tower layer is also provided with a back washing device; the stone sand dehydration unit comprises a stone sand dehydrator and a stone sand collecting tank; the powder mud dehydration unit comprises a powder mud dehydrator and a stone powder collection tank; the stone slag dewatering unit comprises a stone slag dewatering machine and a stone slag collecting tank; waste water generated in the marble processing process is conveyed into a stone slag intercepting device through a ditch or a pipeline, stone slag with the diameter larger than 4mm is intercepted by a stone slag intercepting net arranged in the stone slag intercepting device and is conveyed into a stone slag dewatering unit, the stone slag is dewatered by a stone slag dewatering machine and then is conveyed into a stone slag collecting tank, stone slag in the tank is directly used as concrete mixing materials, the waste water treated by the stone slag intercepting device is conveyed into a waste water collecting tank, the waste water collected by the waste water collecting tank flows into an adjusting tank in a advective way, a pH adjusting agent storage bin and a flocculating agent storage bin are controlled by a medicament putting control platform, the pH value and the COD value of the waste water are adjusted, the adjusted waste water is conveyed into a layered vertical flow type settling unit through a waste water lifting pump, the waste water firstly flows through a stone sand settling and separating tower layer, stone sand with the granularity of 0.5-4mm is separated from the waste water and then is conveyed into a stone sand dewatering machine, the, the waste water after separating the stone sand flows through the powder mud sedimentation separation tower layer, the powder mud with the granularity smaller than 0.5mm and the waste water are separated and then sent into the powder mud dehydrator, the powder mud is dehydrated and then sent into the powder mud collection tank, the powder in the tank is directly used as a raw material for manufacturing ceramics or cement, the water treated by the powder mud sedimentation separation tower layer is directly sent into the clean water tank for the production and processing of marble materials, the water in the clean water tank is sent into the backwashing device through a pipeline by a water pump, and the water in the backwashing device cleans the settled stone sand.

Claims (3)

1. The utility model provides a marble waste water processing system which characterized in that: the system comprises a wastewater collection unit, a regulation unit, a wastewater lifting pump, a layered vertical sedimentation unit, a stone sand dehydration unit, a powder mud dehydration unit, a stone slag dehydration unit and a clean water tank; the waste water collecting unit comprises a stone slag intercepting device and a waste water collecting pool; the adjusting unit comprises an adjusting tank and a medicament feeding device, and the medicament feeding device comprises a pH adjusting agent storage bin, a flocculating agent storage bin and a medicament feeding control platform; the layered vertical flow type settling unit comprises a stone sand settling and separating tower layer and a silt settling and separating tower layer; the stone sand dehydration unit comprises a stone sand dehydrator and a stone sand collecting tank; the powder mud dehydration unit comprises a powder mud dehydrator and a stone powder collection tank; the stone slag dewatering unit comprises a stone slag dewatering machine and a stone slag collecting tank; waste water generated in the marble processing process is conveyed into a stone slag intercepting device through a ditch or a pipeline, stone slag with the diameter larger than 4mm is intercepted by a stone slag intercepting net arranged in the stone slag intercepting device and is conveyed into a stone slag dewatering unit, the stone slag is dewatered by a stone slag dewatering machine and is conveyed into a stone slag collecting tank, water dewatered by the stone slag dewatering machine is conveyed into a waste water collecting tank, stone slag in the stone slag collecting tank is directly used as a concrete stirring material, the waste water treated by the stone slag intercepting device is conveyed into the waste water collecting tank, the waste water collected by the waste water collecting tank flows into an adjusting tank in a advection way, a pH adjusting agent storing bin and a flocculating agent storing bin are controlled by a medicament throwing control platform, the pH value and the COD value of the waste water are adjusted, the adjusted waste water is conveyed into a layered vertical flow type settling unit through a waste water lifting pump, firstly flows through a stone sand settling separation tower layer, stone sand with the granularity of 0.5-, the silt subsides the knockout tower layer is sent into to the water that the stone sand hydroextractor was dehydrated, the stone sand collection tank is sent into to the stone sand of dehydration, the stone sand is direct as artificial slabstone raw materials in the jar, the waste water behind the separation stone sand flows through silt subsides the knockout tower layer, the silt that the granularity is less than 0.5mm sends into the silt hydroextractor after with the waste water separation, the water that the silt hydroextractor was dehydrated sends into silt subsides the knockout tower layer, put into the mountain flour collection tank through the silt of dehydration, the mountain flour is direct as pottery or cement preparation raw materials in the jar, the direct clear water basin of carrying into of the water that silt subsides the knockout tower layer and has handled, a production and processing for marble material.
2. The marble wastewater treatment system of claim 1, wherein: and a disinfection pond is also arranged between the layered vertical flow type sedimentation unit and the clean water pond.
3. The marble wastewater treatment system according to claim 1 or 2, wherein: the layered vertical flow type settling unit is characterized in that a back washing device is arranged on a stone sand settling separation tower layer, water in a clean water tank is sent into the back washing device through a pipeline through a water pump, and the settled stone sand is washed by the water in the back washing device.
CN201610791975.XA 2016-08-31 2016-08-31 Marble effluent disposal system Active CN106396168B (en)

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Families Citing this family (4)

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Publication number Priority date Publication date Assignee Title
CN107364987A (en) * 2017-07-24 2017-11-21 仁怀市攀峰石材加工厂 A kind of stone wastewater processing system and processing method
CN107263732A (en) * 2017-07-25 2017-10-20 仁怀市攀峰石材加工厂 A kind of recycling method of slag inclusion waste water in stone machining processing
CN107686322B (en) * 2017-08-15 2020-06-16 广西利升石业有限公司 Method for recycling waste artificial stone slurry
CN109824303A (en) * 2019-01-02 2019-05-31 华润水泥(富川)有限公司 Wet-mix concrete and its preparation method

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CN102229453A (en) * 2011-04-08 2011-11-02 金博(上海)建工集团有限公司 Recycle production process for slag-containing waste water generated during stone machining processing
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CN204079645U (en) * 2014-08-19 2015-01-07 福建荣发石业有限公司 A kind of perpendicular flow integrated processing of stone sewage fast processing equipment

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CN102229453A (en) * 2011-04-08 2011-11-02 金博(上海)建工集团有限公司 Recycle production process for slag-containing waste water generated during stone machining processing
CN103601312A (en) * 2013-10-22 2014-02-26 徐连波 Stone material sewage treatment system and method thereof
CN204079645U (en) * 2014-08-19 2015-01-07 福建荣发石业有限公司 A kind of perpendicular flow integrated processing of stone sewage fast processing equipment

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