CN211100741U - Shield muck zero-emission treatment system - Google Patents

Shield muck zero-emission treatment system Download PDF

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Publication number
CN211100741U
CN211100741U CN201921948881.4U CN201921948881U CN211100741U CN 211100741 U CN211100741 U CN 211100741U CN 201921948881 U CN201921948881 U CN 201921948881U CN 211100741 U CN211100741 U CN 211100741U
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China
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tank
conveying
communicated
sewage
pipeline
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CN201921948881.4U
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Inventor
刘占妮
亢胜羲
王鹏
李青
郭吉祥
张光明
何亮
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Qingdao Enpu Environmental Equipment Co ltd
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Qingdao Enpu Environmental Equipment Co ltd
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Abstract

The utility model relates to a shield residual soil zero-emission treatment system, which comprises a vibrating screen classifier, wherein the lower part of the vibrating screen classifier is provided with a hopper, and a discharge port of the hopper is connected with a first pipeline; the spiral sand washer is arranged below the first pipeline, and is provided with an overflow pipeline connected with the sewage tank; a feed inlet of the coarse sand belt conveyor is positioned below a discharge outlet of the spiral sand washer; a feed inlet of the cyclone separator is communicated with the sewage tank; the fine sand recycling machine is positioned below the underflow port of the cyclone separator; the feed inlet of the fine sand belt conveyor is positioned below the discharge outlet of the fine sand recycling machine; the water outlet of the clear water spraying device is arranged above the vibrating screening machine; the water outlet of the clear water conveying device is arranged above the sand washing groove; the flocculation purification tank is communicated with the cyclone separator; and an automatic chemical feeding device and a filter press which are respectively communicated with the flocculation purification tank. The utility model discloses carry out the on-the-spot processing to the shield structure dregs, make the shield structure dregs separate into stone, grit recycle to can reach the sewage zero release.

Description

Shield muck zero-emission treatment system
Technical Field
The utility model belongs to the technical field of the dregs is handled, a shield constructs dregs processing technology is related to, specifically speaking relates to a shield constructs dregs zero release processing system.
Background
In the process of rapid development of society, urban tunnels and subways constructed as social infrastructures are constructed in a large quantity, a shield construction method is applied to the construction of the urban tunnels and the subways due to the factors of safety, high construction efficiency, low cost, wide applicability and the like, a large quantity of shield muck is generated in the shield construction process, and how to treat the shield muck generated in the shield construction is an important problem.
At present the processing mode to shield structure dregs is that direct outward transport carries out the landfill and stacks the processing, and this kind of processing mode can form building dregs and handles the processing region, and the plant is handled the processing region at building dregs and is difficult to grow, not only occupies the soil, can cause serious environmental pollution moreover, for example: because the water-containing muck is stacked unstably, disasters such as landslide, landslide and the like are easy to occur, and the water-containing muck is one of main pollution sources of sand dust pollution; liquid leaching of the muck can cause serious pollution to water sources near the area where the muck is treated and disposed of in the building. In addition, as the shield muck has the characteristics of high mud content and high water content, leakage is inevitably generated in the transportation process, and the pollution is caused to the road environment.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the above-mentioned problem that exists among the current shield structure dregs processing procedure, provide a shield structure dregs zero release processing system for the shield structure dregs to producing in the construction processes such as urban tunnel, subway carry out the field treatment, make the shield structure dregs separate into stone, grit recycle, and can reach the sewage zero release.
In order to achieve the above object, the utility model provides a shield constructs dregs zero release processing system, include:
the discharge port of the vibrating screening machine is arranged above the stone bin, the lower part of the vibrating screening machine is provided with a hopper, and the discharge port of the hopper is connected with a first pipeline;
a sand washing groove of the spiral sand washing machine is positioned below the first pipeline, and the spiral sand washing machine is provided with an overflow pipeline connected with a sewage pool;
the feeding hole of the coarse sand belt conveyor is positioned below the discharging hole of the spiral sand washer, and the discharging hole of the coarse sand belt conveyor is positioned above the coarse sand bin;
the feed inlet of the cyclone separator is communicated with the sewage tank;
the fine sand recycling machine is positioned below the underflow port of the cyclone separator;
the feed inlet of the fine sand belt conveyor is positioned below the discharge outlet of the fine sand recycling machine, and the discharge outlet of the fine sand belt conveyor is positioned above the fine sand bin;
the clear water spraying device is communicated with the clear water tank, and a water outlet of the clear water spraying device is arranged above the vibrating screen separator;
the clear water conveying device is communicated with the clear water tank, and a water outlet of the clear water conveying device is arranged above the sand washing tank;
the flocculation purification tank is communicated with an overflow port of the cyclone separator;
and an automatic chemical feeding device and a filter press which are respectively communicated with the flocculation purification tank.
Furthermore, the device also comprises a feeding device, wherein the feeding device is arranged on the feeding side of the vibrating screen machine.
Preferably, the fine sand recycling machine is provided with a lower water tank, the lower water tank is communicated with the sewage tank through a sewage conveying device, a feed inlet of the cyclone separator is communicated with the sewage tank through a first conveying device, and a feed inlet of the cyclone separator is communicated with the lower water tank through a second conveying device.
Preferably, the sewage conveying device comprises a sewage pump arranged in a sewage pool and a sewage pipeline connecting the lower water tank and the sewage pump; the first conveying device comprises a first slurry pump arranged in the sewage pool and a first conveying pipe for connecting the first slurry pump with a feed inlet of the cyclone separator; the second conveying device comprises a second slurry pump arranged in the lower water tank and a second conveying pipe connected with the second slurry pump and the feeding hole of the cyclone separator.
Preferably, the system also comprises a transfer pool, wherein the transfer pool is connected with an overflow port of the cyclone separator through a second pipeline, and is communicated with the flocculation purification tank through a third conveying device.
Preferably, the third conveyor is including locating the third sediment stuff pump in the transfer pond and connecting the third sediment stuff pump with the third conveyer pipe of flocculation purification tank.
Preferably, the sewage tank and the transfer tank are both provided with liquid level float switches.
Preferably, the automatic dosing device comprises a dosing container for injecting liquid medicine, a metering pump arranged in the dosing container, a dosing pipeline connected with the metering pump and a control module, the metering pump is electrically connected with the control module, the dosing pipeline is directly communicated with the flocculation purification tank, and the control module is electrically connected with a flow meter arranged on a third conveying pipeline.
Preferably, the clean water spraying device comprises a first clean water pump arranged in a clean water pool and a spraying water pipe communicated with the first clean water pump, and a water outlet of the clean water spraying device is arranged on the spraying water pipe; the clear water conveying device comprises a second clear water pump arranged in the clear water tank and a clear water pipeline communicated with the second clear water pump, and a water outlet of the clear water conveying device is arranged on the clear water pipeline.
Preferably, the flocculation purification tank is provided with a first clean water outlet, the first clean water outlet is connected with a clean water tank through a third pipeline, and the flocculation purification tank is communicated with the filter press through a fourth conveying device; the fourth conveying device comprises a fourth slurry pump arranged in the flocculation purification tank and a fourth conveying pipe for connecting the fourth slurry pump with the filter press; the filter press is provided with a second clear water outlet which is positioned above the clear water tank.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
(1) the utility model has the advantages of reasonable structure, the overall arrangement is compact, it is few to occupy the shield structure dregs processing place, can carry out on-the-spot screening, washing sand, cyclone, flocculation and filter-pressing to the shield structure dregs, realize the hierarchical solid-liquid separation of different particle diameter grit and water in the shield structure dregs, changing waste into valuables, form the reuse to the inorganic raw materials of dregs and water resource, when practicing thrift social resource, produce huge economic benefits, the shield structure dregs transportation volume after the processing reduces greatly, effectively reduced the cost of transportation.
(2) The utility model discloses shield structure dregs to shield structure job site carries out environmental protection and handles, and with shield structure dregs stage separation for stone, coarse sand, fine sand and mummification mud cake, the stone after the separation, coarse sand, fine sand can be used for on-the-spot shield structure construction, because water content is low in the mummification mud cake, does not have the problem of spilling hourglass in the transportation, has avoided the problem of spilling hourglass polluted road environment, the extravagant a large amount of national soil resources in needs stock dump and leachate polluted environment that direct outward transportation mode produced.
(3) The utility model discloses carry out circulation cyclone separation and fine sand recovery processing to muddy water, can effectively cushion and reduce mud jam, improve equipment's treatment effeciency and grit quality.
(4) The utility model provides a clear water in the clean water basin sieves after spraying and the thin sand of spiral, flows in the clean water basin again after flocculation and filter-pressing, has realized the circulation of clear water and has recycled, has reduced the required circulating water volume of system.
Drawings
FIG. 1 is a schematic structural diagram of a shield muck zero-emission treatment system in an embodiment of the present invention;
fig. 2 is the flow chart of the shield muck zero-discharge treatment system for shield muck treatment.
In the figure, 1, a vibration screening machine, 101, a discharge port of the vibration screening machine, 102, a hopper, 103, a first pipeline, 2, a stone bin, 3, a spiral sand washer, 301, a sand washing tank, 302, an overflow pipeline, 303, a discharge port of the spiral sand washer, 4, a sewage tank, 5, a coarse sand belt conveyor, 6, the coarse sand bin, 7, a cyclone separator, 701, a feed port of the cyclone separator, 702, a bottom flow port of the cyclone separator, 703, an overflow port of the cyclone separator, 704, a second pipeline, 8, a fine sand reclaimer, 801, a discharge port of the fine sand reclaimer, 802, a lower water tank, 9, fine sand, 901, a discharge port of the fine sand belt conveyor, 10, a fine sand bin, 11, a clear water spray device, 12, a clear water conveying device, 13, a flocculation purification tank, 1301, a first clear water port, 1302, a third pipeline, 14, an automatic medicine adding device, 1401, a medicine adding pipeline, 15, a medicine adding pipeline, a, The device comprises a filter press, 1501, a second clean water port, 16, a clean water tank, 17, a feeding device, 18, a sewage conveying device, 19, a first conveying device, 20, a second conveying device, 21, a transfer tank, 22 and a third conveying device.
Detailed Description
The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it should be noted that the terms "upper", "lower", "top", "bottom", and the like indicate orientations or positional relationships based on positional relationships shown in the drawings, which are merely for convenience of description and simplified description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1, in an embodiment of the present invention, a shield zero-discharge treatment system is provided, including:
the device comprises a vibration screening machine 1, wherein a discharge hole 101 of the vibration screening machine is arranged above a stone bin 2, a hopper 102 is arranged at the lower part of the vibration screening machine 1, and the discharge hole of the hopper is connected with a first pipeline 103;
the device comprises a spiral sand washer 3, wherein a sand washing groove 301 of the spiral sand washer 3 is positioned below a first pipeline 103, and the spiral sand washer 3 is provided with an overflow pipeline 302 connected with a sewage pool 4;
a feeding hole of the coarse sand belt conveyor 5 is positioned below a discharging hole 303 of the spiral sand washer, and a discharging hole 501 of the coarse sand belt conveyor is positioned above a coarse sand bin 6;
a feed inlet 701 of the cyclone separator 7 is communicated with the sewage tank 4;
the fine sand recycling machine 8 is positioned below the underflow port 702 of the cyclone separator;
a feed inlet of the fine sand belt conveyor 9 is positioned below a discharge outlet 801 of the fine sand recycling machine, and a discharge outlet 901 of the fine sand belt conveyor is positioned above a fine sand bin 10;
the clear water spraying device 11 is communicated with the clear water tank 16, and a water outlet of the clear water spraying device 11 is arranged above the vibrating screen classifier 1;
the clear water conveying device 12 is communicated with the clear water tank 16, and a water outlet of the clear water conveying device 12 is arranged above the sand washing tank 301;
the flocculation purification tank 13 is communicated with an overflow port of the cyclone separator 7;
and an automatic chemical feeding device 14 and a filter press 15 which are respectively communicated with the flocculation purifying tank 12.
The utility model discloses above-mentioned processing system closely links to each other between the device, and the operation maintenance cost is low, and resources are saved has advantages such as simple structure, operation are stable, area is little, maneuverability is strong, can compensate shield structure construction site area little, and the shortcoming that shield structure dregs can't be deposited, and stone, grit, the fine sand after handling can be applied to in the construction of on-the-spot shield structure, have very high using value.
With continued reference to fig. 1, shield muck is conveniently fed into the vibrating screen classifier, and the treatment efficiency is improved. In a preferred implementation of the above embodiment, the processing system further includes a feeding device 17, and the feeding device 17 is disposed on the feeding side of the vibratory screening machine 1. Specifically, the feeding device is an excavator, and other feeding devices with lifting functions can be adopted.
Specifically, with continued reference to fig. 1, the fine sand reclaimer 8 is provided with a lower water tank 802, the lower water tank 802 is communicated with the wastewater tank 4 through a wastewater conveying device 18, the feed port 701 of the cyclone separator is communicated with the wastewater tank 4 through a first conveying device 19, and the feed port 701 of the cyclone separator is communicated with the lower water tank 802 through a second conveying device 20. The sewage can directly enter the cyclone separator through the first conveying device from the sewage pool, or can be sent into the lower water tank through the sewage conveying device firstly, and then is sent into the cyclone separator from the lower water tank through the second conveying device. The cyclone separator separates fine sand slurry and water in sewage, the fine sand slurry enters the fine sand recycling machine for dewatering and screening, fine sand is conveyed to the fine sand belt conveyor by the recycling screen of the fine sand recycling machine, undersize materials enter the lower water tank when being conveyed into the fine sand bin, the undersize materials are conveyed into the cyclone separator again through the second conveying device for separating the fine sand slurry and the water, and then the fine sand recycling machine is circularly washed, so that slurry blockage can be effectively buffered and reduced, and the equipment efficiency and the sand quality are improved.
In particular, with continued reference to fig. 1, the sewage delivery device 18 comprises a sewage pump disposed in the sewage tank and a sewage conduit connecting the lower tank 802 and the sewage pump; the first conveying device 19 comprises a first slurry pump arranged in a sewage tank and a first conveying pipe for connecting the first slurry pump with a feed port 701 of the cyclone separator; the second conveying device 20 comprises a second slurry pump arranged in the lower water tank 802 and a second conveying pipe connected with the second slurry pump and a feeding hole 701 of the cyclone separator.
With continued reference to fig. 1, in a preferred implementation manner of the above embodiment, the processing system further includes a transfer tank 21, the transfer tank 21 is connected to an overflow port 703 of the cyclone through a second pipeline 704, the transfer tank 21 is communicated with the flocculation purification tank 13 through a third conveying device 22, and the third conveying device 22 includes a third slurry pump disposed in the transfer tank and a third conveying pipe connecting the third slurry pump and the flocculation purification tank. Because produce excessive overflow sewage among the cyclone, if direct transport carries out flocculation treatment to flocculation purification tank, because flocculation purification tank is long-pending limited, can't accomplish the flocculation of a large amount of sewage, consequently, overflow sewage overflow that cyclone produced earlier saves in transferring the pond, then according to flocculation purification tank's the handling condition, carry sewage to flocculation purification tank in through the third conveyor with sewage in the pond from transferring.
Specifically, the sewage tank 4 and the transfer tank 21 are both provided with liquid level float switches. When the sewage liquid level in the sewage pool and the transfer pool reaches a preset value, the liquid level float switch is turned on, and the sewage in the pool can flow into the next treatment device through the pump and the pipeline.
Specifically, with continued reference to fig. 1, the automatic chemical adding device 14 includes a chemical adding container for injecting a chemical solution, a metering pump disposed in the chemical adding container, a chemical adding pipeline 1401 connected to the metering pump, and a control module, the metering pump is electrically connected to the control module, the chemical adding pipeline 1401 is directly communicated with the flocculation purification tank 13, and the control module is electrically connected to a flow meter disposed on a third conveying pipeline. The automatic medicine adding device controls the input flow of the metering pump through the control module to pump the flocculating agent into the flocculation purification tank, and the control module adjusts the flow of the flocculating agent pumped into the flocculation purification tank according to the flow detected by the metering meter from the transfer pool.
Specifically, the clean water spray device 11 comprises a first clean water pump arranged in a clean water tank 16 and a spray water pipe communicated with the first clean water pump, and a water outlet of the clean water spray device 11 is arranged on the spray water pipe; the clean water conveying device 12 comprises a second clean water pump arranged in the clean water tank 16 and a clean water pipeline communicated with the second clean water pump, and a water outlet of the clean water conveying device is arranged on the clean water pipeline. The clean water tank conveys clean water to the vibration screening machine through the clean water spraying device, and the sludge on the surface of the screened stone is cleaned, so that the sludge content of the stone is reduced, and better conditions are provided for the reutilization of the stone. The clean water tank conveys high-pressure clean water into the spiral sand washer through the clean water conveying device, sand and stone slurry in the sand washing tank is washed at high pressure, clay adhered to sand and stone is reduced, the mud content of sand and stone is effectively reduced, and better conditions are provided for recycling sand and stone resources.
Specifically, the flocculation purification tank 13 is provided with a first clean water outlet 1301, the first clean water outlet 1301 is connected with a clean water tank 16 through a third pipeline 1302, and the flocculation purification tank is communicated with the filter press 15 through a fourth conveying device 23; the fourth conveying device 23 comprises a fourth slurry pump arranged in the flocculation purification tank 13 and a fourth conveying pipe for connecting the fourth slurry pump with the filter press 15; the filter press 15 is provided with a second clean water outlet 1501, and the second clean water outlet 1501 is located above the clean water tank 16. Clear water produced by the flocculation purification tank flows into the clear water tank through the first clear water outlet and the third pipeline for recycling, slurry produced by the flocculation purification tank is pumped into the filter press through the fourth conveying device, and is dried and dehydrated through the filter press to form a mud cake to be discharged. Similarly, clean water generated by the filter press flows into the clean water pool through the second clean water outlet for recycling. Effectively improves the utilization rate of resources, saves the resources and is beneficial to environmental protection.
Referring to fig. 2, the process of performing the shield muck treatment by the shield muck zero-emission treatment system comprises the following steps:
s1, conveying the muck generated in shield construction to a vibrating screening machine, spraying with clear water in the working process of the vibrating screening machine, screening large-particle stones with the particle size of more than 6mm into a stone bin through the vibrating screening machine, and conveying muddy water screened by the vibrating screening machine to a spiral fine sand machine. In the vibration screening process, the muck is cleaned by clear water, so that the sludge on the surface of the stone can be washed away, the stone and silt sewage separation effect is better, and the separation efficiency is improved.
Specifically, the shield muck is sent into a vibrating screening machine through a feeding device to be screened, and the shield muck is sprayed through a clear water spraying device in a clear water tank in the working process of the vibrating screening machine.
S2, conveying high-pressure clean water to the spiral fine sand machine, flushing the muddy water with the high-pressure clean water, and washing the muddy water by the spiral stirring of the spiral fine sand machine, so that coarse sand with the particle size of less than or equal to 6mm and larger than 2.3mm falls into the coarse sand belt conveyor, and is conveyed to the coarse sand bin by the coarse sand belt conveyor, and the slurry sewage enters the sewage pool. Adopt high-pressure clear water to wash when the spiral fine sand, can reduce the clay that adheres on the grit, effectively reduce the mud content of grit, provide better condition for the reuse of grit resource.
Specifically, the clean water tank conveys high-pressure clean water to a sand washing tank through a clean water conveying device, muddy water in the sand washing tank is washed by the high-pressure clean water and is stirred and washed by a screw of a screw fine sand machine, coarse sand with the particle size of less than or equal to 6mm and larger than 2.3mm falls into a coarse sand belt conveyor through a discharge port of the screw fine sand machine, the coarse sand belt conveyor conveys the coarse sand belt conveyor to a coarse sand bin, and slurry enters a sewage tank through an overflow pipeline.
S3, directly feeding the slurry and sewage in the sewage pool into the cyclone separator, or firstly feeding the slurry and sewage into the lower water tank and then feeding the slurry and sewage into the cyclone separator from the lower water tank; the mud sewage and sewage are separated by a cyclone separator, the generated fine sand mud enters a fine sand recycling machine, and the overflow sewage enters a flocculation purification tank. The mode that the mud sewage in the effluent water sump is sent into the sewer tank firstly is adopted, and the main purpose is to effectively buffer and reduce mud blockage and improve the separation efficiency and the sand and stone quality of the cyclone separator.
Specifically, when the slurry and sewage in the sewage tank are directly fed into the cyclone separator, the slurry and sewage are fed into the cyclone separator through the first conveying device. When the mud sewage in the sewage pool is firstly sent into the lower water tank, the mud sewage is sent into the lower water tank through the sewage conveying device and then sent into the cyclone separator through the second conveying device. The fine sand slurry generated by the separation of the cyclone separator enters the fine sand recovery machine through a bottom flow port of the cyclone separator, and the overflow sewage enters the flocculation purification tank through an overflow port of the cyclone separator.
Specifically, when producing excessive overflow sewage in the cyclone, if directly carry to flocculation purification jar and carry out flocculation treatment, because flocculation purification jar is long-pending limited, can't accomplish the flocculation of a large amount of sewage, consequently, can be earlier with overflow sewage overflow to the transfer pond of cyclone production and save, then according to flocculation purification jar's the condition of handling, carry sewage to flocculation purification jar in through third conveyor with in the transfer pond.
S4, the fine sand recycling machine carries out dewatering and screening on the fine sand slurry from the cyclone separator, the fine sand with the particle size of less than or equal to 2.3mm and more than or equal to 0.5mm is sent to a fine sand belt conveyor, the fine sand belt conveyor sends the fine sand slurry into a fine sand storage bin, and the undersize material enters a lower water tank and is sent to the cyclone separator from the lower water tank to be circularly washed. And the undersize is subjected to cyclone separation and fine sand recovery for many times, so that sand and stone are separated as much as possible, and the separation quantity and quality of the sand and stone are improved.
Specifically, the undersize in the lower water tank is conveyed into the cyclone separator through the second conveying device to the fine sand recycling machine for circular washing.
S5, the flocculation purification tank carries out flocculation treatment on overflow sewage from the cyclone separator, and meanwhile, a flocculation medicament is automatically added into the flocculation purification tank through an automatic dosing device so as to accelerate the flocculation process, the upper part clear liquid of the flocculation purification tank flows into a clear water tank, and flocculated slurry in the flocculation purification tank is sent into a filter press. The clear liquid generated by flocculation flows into a clean water tank for recycling, so that the method can be recycled, saves energy and is beneficial to environmental protection.
S6, the filter press carries out drying dehydration treatment on the slurry from the flocculation purification tank, the dried sludge cake after treatment is discharged, and the liquid after filter pressing flows into a clean water tank. The liquid generated by filter pressing flows into a clean water tank for recycling, so that the energy is further saved, and the environment is protected.
According to the shield muck zero-discharge treatment system, the shield muck is subjected to screening separation, spiral sand washing separation, cyclone separation, fine sand recovery treatment, flocculation treatment and filter pressing treatment, so that stone, coarse sand and fine sand are recycled, water resources are recycled, the treated dried mud cake is convenient to transport, the problem of leakage is avoided, the problems of resource waste, environmental pollution and the like caused by the shield muck are solved, the resource recycling rate is high, and zero-discharge treatment is realized.
The above-mentioned embodiments are provided for explaining the present invention, and not for limiting the present invention, and any modifications and changes made by the present invention are within the spirit and scope of the claims of the present invention.

Claims (10)

1. The utility model provides a shield constructs dregs zero release processing system which characterized in that includes:
the discharge port of the vibrating screening machine is arranged above the stone bin, the lower part of the vibrating screening machine is provided with a hopper, and the discharge port of the hopper is connected with a first pipeline;
a sand washing groove of the spiral sand washing machine is positioned below the first pipeline, and the spiral sand washing machine is provided with an overflow pipeline connected with a sewage pool;
the feeding hole of the coarse sand belt conveyor is positioned below the discharging hole of the spiral sand washer, and the discharging hole of the coarse sand belt conveyor is positioned above the coarse sand bin;
the feed inlet of the cyclone separator is communicated with the sewage tank;
the fine sand recycling machine is positioned below the underflow port of the cyclone separator;
the feed inlet of the fine sand belt conveyor is positioned below the discharge outlet of the fine sand recycling machine, and the discharge outlet of the fine sand belt conveyor is positioned above the fine sand bin;
the clear water spraying device is communicated with the clear water tank, and a water outlet of the clear water spraying device is arranged above the vibrating screen separator;
the clear water conveying device is communicated with the clear water tank, and a water outlet of the clear water conveying device is arranged above the sand washing tank;
the flocculation purification tank is communicated with an overflow port of the cyclone separator;
and an automatic chemical feeding device and a filter press which are respectively communicated with the flocculation purification tank.
2. The shield muck zero-emission treatment system of claim 1, further comprising a feeding device, wherein the feeding device is arranged on the feeding side of the vibrating screen machine.
3. The shield-driven muck zero-emission treatment system of claim 1 or 2, wherein the fine sand reclaimer is provided with a lower water tank, the lower water tank is communicated with the wastewater tank through a wastewater conveying device, the feed port of the cyclone separator is communicated with the wastewater tank through a first conveying device, and the feed port of the cyclone separator is communicated with the lower water tank through a second conveying device.
4. The shield muck zero-emission treatment system of claim 3, wherein the sewage delivery device comprises a sewage pump disposed in a sewage tank and a sewage conduit connecting the lower water tank and the sewage pump; the first conveying device comprises a first slurry pump arranged in the sewage pool and a first conveying pipe for connecting the first slurry pump with a feed inlet of the cyclone separator; the second conveying device comprises a second slurry pump arranged in the lower water tank and a second conveying pipe connected with the second slurry pump and the feeding hole of the cyclone separator.
5. The shield muck zero-emission treatment system of claim 4, further comprising a transfer tank, wherein the transfer tank is connected with an overflow port of the cyclone separator through a second pipeline, and is communicated with the flocculation purification tank through a third conveying device.
6. The shield-driven zero-discharge muck treatment system of claim 5, wherein the third conveying device comprises a third slurry pump arranged in the transfer tank and a third conveying pipe connecting the third slurry pump with the flocculation purification tank.
7. The shield muck zero-emission treatment system of claim 5, wherein the sewage tank and the transfer tank are both provided with liquid level float switches.
8. The shield muck zero-emission treatment system of claim 6 or 7, wherein the automatic dosing device comprises a dosing container for injecting a liquid medicine, a metering pump arranged in the dosing container, a dosing pipeline connected with the metering pump, and a control module, the metering pump is electrically connected with the control module, the dosing pipeline is directly communicated with the flocculation purification tank, and the control module is electrically connected with a flow meter arranged on a third conveying pipeline.
9. The shield muck zero-emission treatment system of claim 8, wherein the clean water spray device comprises a first clean water pump arranged in a clean water tank and a spray water pipe communicated with the first clean water pump, and a water outlet of the clean water spray device is arranged on the spray water pipe; the clear water conveying device comprises a second clear water pump arranged in the clear water tank and a clear water pipeline communicated with the second clear water pump, and a water outlet of the clear water conveying device is arranged on the clear water pipeline.
10. The shield muck zero-emission treatment system of claim 8, wherein the flocculation purification tank is provided with a first clean water outlet, the first clean water outlet is connected with a clean water tank through a third pipeline, and the flocculation purification tank is communicated with the filter press through a fourth conveying device; the fourth conveying device comprises a fourth slurry pump arranged in the flocculation purification tank and a fourth conveying pipe for connecting the fourth slurry pump with the filter press; the filter press is provided with a second clear water outlet which is positioned above the clear water tank.
CN201921948881.4U 2019-11-12 2019-11-12 Shield muck zero-emission treatment system Active CN211100741U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112404116A (en) * 2020-12-10 2021-02-26 华夏碧水环保科技有限公司 Soil remediation processing system
CN112551840A (en) * 2020-12-24 2021-03-26 华夏碧水环保科技有限公司 Traditional chinese medicine waste water treatment mud resource recycle system
CN112404116B (en) * 2020-12-10 2021-08-24 华夏碧水环保科技有限公司 Soil remediation processing system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112404116A (en) * 2020-12-10 2021-02-26 华夏碧水环保科技有限公司 Soil remediation processing system
CN112404116B (en) * 2020-12-10 2021-08-24 华夏碧水环保科技有限公司 Soil remediation processing system
CN112551840A (en) * 2020-12-24 2021-03-26 华夏碧水环保科技有限公司 Traditional chinese medicine waste water treatment mud resource recycle system

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