CN111687176A - Industrial solid waste environment-friendly solidification treatment technology and device thereof - Google Patents
Industrial solid waste environment-friendly solidification treatment technology and device thereof Download PDFInfo
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- CN111687176A CN111687176A CN202010542659.5A CN202010542659A CN111687176A CN 111687176 A CN111687176 A CN 111687176A CN 202010542659 A CN202010542659 A CN 202010542659A CN 111687176 A CN111687176 A CN 111687176A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/18—Making embankments, e.g. dikes, dams
Abstract
The invention belongs to the technical field of waste treatment, in particular to an environment-friendly solidification treatment technology and a device for industrial solid waste; the roller comprises a roller body, wherein a front roller and a rear roller are mounted at the bottom of the roller body, the front roller is positioned at the head of the roller body, and the rear roller is positioned at the tail of the roller body; according to the invention, the deflectable arc-shaped plate is arranged at the head of the road roller body, the hydraulic unit is controlled to work regularly during driving, at the moment, the hydraulic unit pushes the bottom end of the arc-shaped plate to move downwards, the arc-shaped plate pushes the spray head to enable the spray head to enter a deeper position of solid waste, so that solidified liquid medicine sprayed out of the spray head enters the deeper position of the solid waste, and after rolling by the front roller and the rear roller, the solidified depth can be increased, the solidified effect is improved, meanwhile, liquid medicine is sprayed to the solid waste during pressing, liquid spraying and compaction are carried out synchronously, and the working efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of waste treatment, and particularly relates to an environment-friendly solidification treatment technology and device for industrial solid waste.
Background
With the increasing progress of society and the increasing standard of people's living, industry, mining industry and urban living inevitably produce many solid wastes such as: mineral powder, slag, coal slag, fly ash, coal gangue, gasified slag, red mud, salt slurry, non-ferrous metal slag, sludge, municipal domestic waste, domestic waste incineration fly ash and the like. Therefore, in the conventional solid waste treatment and construction equipment, the solid waste is transported to a landfill site mainly by a motor vehicle, and the landfill site is classified into inter-mountain landfill, flat land landfill, and waste pit landfill according to the landform characteristics, and natural depression, bay pit, artificial pit, and the like are used for landfill in flat land landfill.
The invention provides an industrial solid waste environment-friendly curing treatment technology and a device thereof, which can spray curing liquid medicine quickly and ensure the depth of spraying the liquid medicine.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an environment-friendly solidification treatment technology for industrial solid waste and a device thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the environment-friendly curing treatment device for the industrial solid wastes comprises a road roller body, wherein a front roller and a rear roller are mounted at the bottom of the road roller body, the front roller is positioned at the head of the road roller body, and the rear roller is positioned at the tail of the road roller body; the road roller body at the front roller is hinged with an arc-shaped plate, the bottom end of the arc-shaped plate is connected with a plurality of spray heads, a liquid spraying barrel is mounted on the head of the road roller body, the liquid spraying barrel is connected with a plurality of liquid spraying pipes, and the plurality of liquid spraying pipes are respectively communicated with the plurality of spray heads; the road roller body at the top of the arc-shaped plate is fixedly connected with a top plate, the bottom end of the top plate is fixedly connected with a hydraulic unit, an arc-shaped limiting groove is formed in the arc-shaped plate, the bottom end of the hydraulic unit is connected with a limiting rod, and the limiting rod is located in the arc-shaped limiting groove; when the device works, when the existing industrial solid waste is treated, the curing liquid medicine needs to be sprayed firstly, and then the liquid medicine is compacted through a road roller, on one hand, the compacting is carried out after the completion of spraying of the curing liquid medicine is waited, so that the working efficiency is influenced, on the other hand, when the liquid medicine is sprayed, the liquid medicine is only immersed into a thin layer on the surface of the solid waste, so that the curing depth is limited, and the curing effect is poor, so that the device mainly solves the problems of how to spray the curing liquid medicine quickly, and ensures the depth when the liquid medicine is sprayed; the specific measures and the using process are as follows: install the arc that can deflect through locomotive department at the road roller body, the in-process that the road roller body traveles, it is real-time to press solid waste, solidification liquid medicine in the spray barrel enters into the shower nozzle through the spray tube, then spout through the shower nozzle, spray solidification medicament to solid waste, and at the in-process of traveling, control hydraulic unit timing work, at this moment, hydraulic unit promotes the arc bottom and moves down, the arc promotes the shower nozzle, make the shower nozzle enter into the darker position department of solid waste, and then make from the darker position department of shower nozzle spun solidification liquid medicine entering solid waste, rethread front roll and back roll back, can make the degree of depth grow of solidification, the effect of solidification has been improved, simultaneously at the in-process that compresses tightly, spray the liquid medicine to solid waste, hydrojet and compaction go on in step, the efficiency of work has been improved.
Preferably, the top of the inner side of the spray head is provided with a buffer spring, the bottom end of the buffer spring is fixedly connected with a connecting rod, the bottom end of the connecting rod is fixedly connected with a sealing cap, the bottom surface of the sealing cap, which is positioned at the bottom of the spray head, is a conical surface, the top surface of the sealing cap is a hemispherical surface, and when the buffer spring is compressed to the maximum value, the top surface of the sealing cap is not contacted with the spray; when the shower nozzle inserts in solid waste, because be provided with the sealing cap that the bottom surface is the conical surface, the top surface is the hemisphere face at the shower nozzle bottom, because the ground of sealing cap can be more easily inserted in solid waste, and the sealing cap is because receiving the blockking of solid waste, the sealing cap can be close to shower nozzle department, and then make the clearance between sealing cap and shower nozzle diminish, the clearance after diminishing can prevent that solid waste from getting into in the shower nozzle on the one hand, on the other hand can make the intensity of the solidification liquid medicine from the shower nozzle spun higher, the liquid that spun intensity is higher not only can get into the darker position department of solid waste, and also can strike the solid waste in clearance department, further reduced the probability that the shower nozzle blockked up.
Preferably, a plurality of spray holes are formed in the wall thickness of the side face of the spray head, a plurality of inclined plates are fixedly connected to the connecting rod, and one ends of the inclined plates, far away from the connecting rod, are in contact with the inner wall of the spray head at the spray holes; when the shower nozzle did not get into in the solid waste, shower nozzle on the shower nozzle lateral wall is not blockked by the swash plate, and then the partly blowout from the shower nozzle bottom of the solidification liquid medicine that enters into in the shower nozzle, another part is spout from nozzle department, from nozzle department spun solidification liquid medicine can be to using the shower nozzle as the centre of a circle, the distance of from orifice spun liquid medicine is moist for the solid waste of radial circumference within range, the effect of hydrojet has been guaranteed, and the shower nozzle enters into in the solid waste, the connecting rod shifts up, the connecting rod drives the swash plate and blocks the orifice, prevent that solid waste from going on in the shower nozzle.
Preferably, one end of the inclined plate, which is far away from the connecting rod, is hinged with a transverse plate, the free end of the transverse plate is positioned inside the spray hole, a fixed rod is inserted into the transverse plate, and two ends of the fixed rod are fixedly connected with the wall thickness of the spray head at the spray hole; after the shower nozzle entered into solid waste, the connecting rod drove the swash plate, and the swash plate drove the diaphragm and is in the tilt state, and the diaphragm that is in the tilt state can block the solid waste who enters into in the orifice, prevents that solid waste from being close to swash plate department, and after the swash plate was checked the orifice, solid waste entered into in the shower nozzle easily.
Preferably, the bottom of the transverse plate and the side of the fixing rod far away from the inclined plate are arc-shaped surfaces, and the horizontal height of the arc-shaped surfaces is gradually increased towards the outer surface of the spray head; the arcwall face of diaphragm bottom can be when the connecting rod rises, because the effect of the arcwall face here, and then can make the diaphragm keep away from the one end of swash plate and to deflect the range down bigger, and then can make the connecting rod more that rise, guarantee that buffer spring has better buffering effect to the sealing cap to guarantee that the sealing cap rises to enough high height, make the clearance between sealing cap and shower nozzle enough little.
The environment-friendly solidification treatment technology for industrial solid waste comprises the following steps:
s1: performing high-standard anti-seepage construction in an industrial solid waste storage yard, placing the industrial solid waste into a specified dumping room with a dust screen, and conveying the industrial solid waste into a stirrer by using a bulldozer; conveying large particles to be crushed to a crusher through a belt, and conveying the crushed large particles to a stirrer through a pipeline; the stirring is relatively uniform, and wastes are conveyed after being crushed, so that the ordinary blockage of a conveying port and a pipeline cannot be caused;
s2: industrial wastewater is conveyed to a constructed and specified wastewater stirring tank through a pipeline, a wastewater recovery pipeline is laid at the bottom of an industrial solid waste slag storage yard, rainwater in the slag storage tank and excessive overflowing wastewater in the construction process are collected and conveyed to a wastewater recovery tank for secondary reutilization; conveying the recovered wastewater in the recovery tank to a constructed and specified wastewater stirring tank through a pipeline; adding a curing agent into the stirring tank, fully and uniformly stirring the recovered wastewater and the industrial wastewater, and conveying the wastewater and the industrial wastewater into the stirring machine through a pipeline;
s3: fully stirring the wastewater added with the curing agent and industrial solid waste, pulping by using a stirrer, and conveying to a specified slag storage tank by using a pump truck; the redundant wastewater in the slag storage pool is recovered into the wastewater pool through a leachate pump for reuse; leading out a pipeline from the wastewater recovery tank to a slurry conveying pump truck system for cleaning equipment such as pipelines and pumps; the wastewater added with the curing agent is fully stirred with the industrial solid waste, so that the situation of dust pollution caused by the mixing of the industrial solid waste and the wastewater in the stirring tank can be avoided;
s4: molding the periphery of an industrial solid waste slag storage field, constructing a high sub-dam by a mechanical cofferdam, filling the slopes of the upper and lower surfaces of the sub-dam by the industrial solid waste added with a curing agent, constructing a plurality of square slag stacking pools by the mechanical cofferdam and an artificial cofferdam by utilizing the molding of the dam body, and forming an annular dam body; reserving a plurality of quincuncial piles in the built grid slag heaping tanks at a distance of 1 m away from the side slope, so that the next layer of dam body can be conveniently retreated to increase the overall stability of the joint surface; constructing a front toe ridge on the first layer of the dam body to prevent the side slope from breaking; building a plurality of grid slag storage tanks on the inner side of a slag field dam body to accelerate solidification, and building a dam layer around the slag storage field to form a solidified and compact integral dam body by solidifying layer by layer, wherein the central part of the dam body is lifted along with the lifting of the dam body to form the integral shape of the solidified slag storage body; the area of the central part is gradually reduced, so that the solidification time of the solidified medicament is shortened, the whole construction period is ensured, and the whole safety of the pile is improved;
s5: when the solidified accumulation reaches 50% -70% dryness, spraying a solidified agent in a pouring mode, putting the solidified agent into a liquid spraying barrel, repeatedly rolling the dam body and the whole interior of a slag field through a road roller body, wherein the solidified agent in the liquid spraying barrel is sprayed out through a spray head in the running process of the road roller body, and in the running process, a hydraulic unit pushes an arc-shaped plate which pushes the spray head into solid waste, the solid waste sprayed with the solidified agent is firmer after rolling, the compactness of the pile is increased, and the storage capacity is increased;
s6: after the pile is completely dried, the surface of the pile is regularly sprayed with the accelerating agent by a wet spraying machine, so that the outer wall of the pile is firmer, the pile is not easy to crush, and dust is not raised; the outer wall of the pile body is retreated, so that the probability of breaking and weathering of the pile body after later-stage curing is reduced, and the overall safety of the pile body is improved;
s7: paving a greening base layer on the solidification storage slope of the industrial solid wastes, wherein the greening base layer comprises soil, fertilizers, soil adhesives, soil stabilizers, soil curing agents, supporting mesh bags, plastic films, skeleton meshes, a spraying irrigation device, fixing rivets, pine seedlings and small salix psammophila for greening; loess is not easy to be washed away by rainwater, and greening flowers and grass seeds are easy to survive;
s8: the circulation operation is carried out, layer by layer, a terrace-shaped stacking body is formed, finally, loess is covered on the side face of the stacking body, and the stacking is carried out layer by layer, the earth is covered layer by layer, and the greening is carried out layer by layer.
The invention has the technical effects and advantages that:
1. according to the invention, the deflectable arc-shaped plate is arranged at the head of the road roller body, the hydraulic unit is controlled to work regularly during driving, at the moment, the hydraulic unit pushes the bottom end of the arc-shaped plate to move downwards, the arc-shaped plate pushes the spray head to enable the spray head to enter a deeper position of solid waste, so that solidified liquid medicine sprayed out of the spray head enters the deeper position of the solid waste, and after rolling by the front roller and the rear roller, the solidified depth can be increased, the solidified effect is improved, meanwhile, liquid medicine is sprayed to the solid waste during pressing, liquid spraying and compaction are carried out synchronously, and the working efficiency is improved.
2. The invention can obviously reduce environmental pollution, reduce labor cost, accelerate the project progress by using mechanical operation, has concise construction process, movable equipment, recycling and easy maintenance, eliminates the potential safety hazards of personnel and piles, more favorably solves the problems of difficult solid disposal, full utilization of slag storage yard space and the like of enterprises in industry, really solves the environmental protection problem during curing treatment, and realizes ecological reclamation.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic perspective view of a curing apparatus of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of portion B of FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the structure of the head of the present invention;
FIG. 5 is an enlarged view of the portion C of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic flow diagram of a curing process technique of the present invention;
FIG. 7 is a block diagram of a process flow of the present invention;
in the figure: the road roller comprises a road roller body 1, a front roller 2, a rear roller 3, an arc-shaped plate 4, a spray head 5, a liquid spray barrel 6, a liquid spray pipe 7, a top plate 8, a hydraulic unit 9, an arc-shaped limiting groove 10, a limiting rod 11, a buffer spring 12, a connecting rod 13, a sealing cap 14, spray holes 15, an inclined plate 16, a transverse plate 17 and a fixing rod 18.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-7, the environment-friendly curing treatment device for industrial solid waste comprises a road roller body 1, wherein a front roller 2 and a rear roller 3 are mounted at the bottom of the road roller body 1, the front roller 2 is positioned at the head of the road roller body 1, and the rear roller 3 is positioned at the tail of the road roller body 1; an arc-shaped plate 4 is hinged to the road roller body 1 at the front roller 2, the bottom end of the arc-shaped plate 4 is connected with a plurality of spray heads 5, a liquid spraying barrel 6 is mounted on the head of the road roller body 1, the liquid spraying barrel 6 is connected with a plurality of liquid spraying pipes 7, and the plurality of liquid spraying pipes 7 are respectively communicated with the plurality of spray heads 5; a top plate 8 is fixedly connected to the road roller at the top of the arc-shaped plate 4, a hydraulic unit 9 is fixedly connected to the bottom end of the top plate 8, an arc-shaped limiting groove 10 is formed in the arc-shaped plate 4, a limiting rod 11 is connected to the bottom end of the hydraulic unit 9, and the limiting rod 11 is located in the arc-shaped limiting groove 10; when the device works, when the existing industrial solid waste is treated, the curing liquid medicine needs to be sprayed firstly, and then the liquid medicine is compacted through a road roller, on one hand, the compacting is carried out after the completion of spraying of the curing liquid medicine is waited, so that the working efficiency is influenced, on the other hand, when the liquid medicine is sprayed, the liquid medicine is only immersed into a thin layer on the surface of the solid waste, so that the curing depth is limited, and the curing effect is poor, so that the device mainly solves the problems of how to spray the curing liquid medicine quickly, and ensures the depth when the liquid medicine is sprayed; the specific measures and the using process are as follows: the arc-shaped plate 4 capable of deflecting is installed at the head of the road roller body 1, in the running process of the road roller body 1, solid waste is pressed in real time, the curing liquid medicine in the liquid spraying barrel 6 enters the spray head 5 through the liquid spraying pipe 7 and is sprayed out through the spray head 5 to spray curing agent to the solid waste, in the running process, the hydraulic unit 9 is controlled to work at regular time, at the moment, the hydraulic unit 9 pushes the bottom end of the arc-shaped plate 4 to move downwards, the arc-shaped plate 4 pushes the spray head 5 to enable the spray head 5 to enter the deeper position of the solid waste, further, the curing liquid medicine sprayed out from the spray head 5 enters the deeper position of the solid waste, after rolling through the front roller 2 and the rear roller 3, the curing depth can be increased, the curing effect is improved, meanwhile, in the pressing process, the liquid medicine is sprayed to the solid waste, liquid spraying and compacting are carried out synchronously, the efficiency of work is improved.
The top of the inner side of the spray head 5 is provided with a buffer spring 12, the bottom end of the buffer spring 12 is fixedly connected with a connecting rod 13, the bottom end of the connecting rod 13 is fixedly connected with a sealing cap 14, the sealing cap 14 is positioned at the bottom of the spray head 5, the bottom surface of the sealing cap 14 is a conical surface, the top surface of the sealing cap 14 is a semispherical surface, and when the buffer spring 12 is compressed to the maximum value, the top surface of the sealing cap 14 is not contacted with; when the nozzle 5 is inserted into the solid waste, because the sealing cap 14 with the conical bottom surface and the hemispherical top surface is arranged at the bottom of the nozzle 5, the ground of the sealing cap 14 can be more easily inserted into the solid waste, and the sealing cap 14 is blocked by the solid waste, the sealing cap 14 can approach the nozzle 5, so that the gap between the sealing cap 14 and the nozzle 5 is reduced, on one hand, the gap after the gap is reduced can prevent the solid waste from entering the nozzle 5, on the other hand, the strength of the solidified liquid medicine sprayed from the nozzle 5 is high, the liquid with high strength can not only enter the deeper position of the solid waste, but also impact the solid waste in the gap, and further reducing the probability of blockage of the nozzle 5.
A plurality of spray holes 15 are formed in the wall thickness of the side face of the spray head 5, a plurality of inclined plates 16 are fixedly connected to the connecting rod 13, and one ends of the inclined plates 16, far away from the connecting rod 13, are in contact with the inner wall of the spray head 5 at the spray holes 15; when the spray head 5 does not enter the solid waste, the spray head 5 on the side wall of the spray head 5 is not blocked by the inclined plate 16, and then one part of the solidified liquid medicine entering the spray head 5 is sprayed out from the bottom of the spray head 5, and the other part of the solidified liquid medicine is sprayed out from the spray holes 15, the solidified liquid medicine sprayed out from the spray holes 15 can moisten the solid waste in the circumferential range taking the spray head 5 as the center and taking the distance of the liquid medicine sprayed out from the spray holes 15 as the radius, so that the liquid spraying effect is ensured, and after the spray head 5 enters the solid waste, the connecting rod 13 moves upwards, the connecting rod 13 drives the inclined plate 16 to block the spray holes 15, and the solid waste is prevented from.
A transverse plate 17 is hinged to one end, away from the connecting rod 13, of the inclined plate 16, the free end of the transverse plate 17 is located inside the spray hole 15, a fixing rod 18 is inserted into the transverse plate 17, and two ends of the fixing rod 18 are fixedly connected with the wall thickness of the spray head 5 at the spray hole 15; after the spray nozzle 5 enters the solid waste, the connecting rod 13 drives the inclined plate 16, the inclined plate 16 drives the transverse plate 17 to be in an inclined state, the transverse plate 17 in the inclined state can block the solid waste entering the spray holes 15, the solid waste is prevented from being close to the inclined plate 16, and after the inclined plate 16 clamps the spray holes 15, the solid waste easily enters the spray nozzle 5.
The bottom of the transverse plate 17 and the side of the fixing rod 18 far away from the inclined plate 16 are arc-shaped surfaces, and the horizontal height of the arc-shaped surfaces is gradually increased towards the outer surface of the spray head 5; the arcwall face of diaphragm 17 bottom can be when connecting rod 13 rises, because the effect of the arcwall face here, and then can make diaphragm 17 keep away from the one end of swash plate 16 and deflect the range downwards bigger, and then can make connecting rod 13 rise more, guarantees that buffer spring 12 has better buffering effect to sealing cap 14 to guarantee that sealing cap 14 rises to high enough, make the clearance between sealing cap 14 and shower nozzle 5 enough little.
When the device works, when the existing industrial solid waste is treated, the curing liquid medicine needs to be sprayed firstly, and then the liquid medicine is compacted through a road roller, on one hand, the compacting is carried out after the completion of spraying of the curing liquid medicine is waited, so that the working efficiency is influenced, on the other hand, when the liquid medicine is sprayed, the liquid medicine is only immersed into a thin layer on the surface of the solid waste, so that the curing depth is limited, and the curing effect is poor, so that the device mainly solves the problems of how to spray the curing liquid medicine quickly, and ensures the depth when the liquid medicine is sprayed; the specific measures and the using process are as follows: the arc-shaped plate 4 capable of deflecting is installed at the head of the road roller body 1, in the running process of the road roller body 1, solid waste is pressed in real time, the curing liquid medicine in the liquid spraying barrel 6 enters the spray head 5 through the liquid spraying pipe 7 and is sprayed out through the spray head 5 to spray curing agent to the solid waste, in the running process, the hydraulic unit 9 is controlled to work at regular time, at the moment, the hydraulic unit 9 pushes the bottom end of the arc-shaped plate 4 to move downwards, the arc-shaped plate 4 pushes the spray head 5 to enable the spray head 5 to enter the deeper position of the solid waste, further, the curing liquid medicine sprayed out from the spray head 5 enters the deeper position of the solid waste, after rolling through the front roller 2 and the rear roller 3, the curing depth can be increased, the curing effect is improved, meanwhile, in the pressing process, the liquid medicine is sprayed to the solid waste, liquid spraying and compacting are carried out synchronously, the efficiency of work is improved.
The environment-friendly solidification treatment technology for industrial solid waste comprises the following steps:
s1: performing high-standard anti-seepage construction in an industrial solid waste storage yard, placing the industrial solid waste into a specified dumping room with a dust screen, and conveying the industrial solid waste into a stirrer by using a bulldozer; conveying large particles to be crushed to a crusher through a belt, and conveying the crushed large particles to a stirrer through a pipeline; the stirring is relatively uniform, and wastes are conveyed after being crushed, so that the ordinary blockage of a conveying port and a pipeline cannot be caused;
s2: industrial wastewater is conveyed to a constructed and specified wastewater stirring tank through a pipeline, a wastewater recovery pipeline is laid at the bottom of an industrial solid waste slag storage yard, rainwater in the slag storage tank and excessive overflowing wastewater in the construction process are collected and conveyed to a wastewater recovery tank for secondary reutilization; conveying the recovered wastewater in the recovery tank to a constructed and specified wastewater stirring tank through a pipeline; adding a curing agent into the stirring tank, fully and uniformly stirring the recovered wastewater and the industrial wastewater, and conveying the wastewater and the industrial wastewater into the stirring machine through a pipeline;
s3: fully stirring the wastewater added with the curing agent and industrial solid waste, pulping by using a stirrer, and conveying to a specified slag storage tank by using a pump truck; the redundant wastewater in the slag storage pool is recovered into the wastewater pool through a leachate pump for reuse; leading out a pipeline from the wastewater recovery tank to a slurry conveying pump truck system for cleaning equipment such as pipelines and pumps; the wastewater added with the curing agent is fully stirred with the industrial solid waste, so that the situation of dust pollution caused by the mixing of the industrial solid waste and the wastewater in the stirring tank can be avoided;
s4: molding the periphery of an industrial solid waste slag storage field, constructing a high sub-dam by a mechanical cofferdam, filling the slopes of the upper and lower surfaces of the sub-dam by the industrial solid waste added with a curing agent, constructing a plurality of square slag stacking pools by the mechanical cofferdam and an artificial cofferdam by utilizing the molding of the dam body, and forming an annular dam body; reserving a plurality of quincuncial piles in the built grid slag heaping tanks at a distance of 1 m away from the side slope, so that the next layer of dam body can be conveniently retreated to increase the overall stability of the joint surface; constructing a front toe ridge on the first layer of the dam body to prevent the side slope from breaking; building a plurality of grid slag storage tanks on the inner side of a slag field dam body to accelerate solidification, and building a dam layer around the slag storage field to form a solidified and compact integral dam body by solidifying layer by layer, wherein the central part of the dam body is lifted along with the lifting of the dam body to form the integral shape of the solidified slag storage body; the area of the central part is gradually reduced, so that the solidification time of the solidified medicament is shortened, the whole construction period is ensured, and the whole safety of the pile is improved;
s5: when the solidification accumulation reaches 50% -70% dryness, spraying a solidification agent in a pouring mode, putting the solidification agent into a liquid spraying barrel 6, repeatedly rolling the dam body and the whole interior of a slag field through a road roller body 1, wherein in the running process of the road roller body 1, the solidification agent in the liquid spraying barrel 6 is sprayed out through a spray head 5, in addition, in the running process, a hydraulic unit 9 pushes an arc-shaped plate 4, the arc-shaped plate 4 pushes the spray head 5 to enter solid waste, the solid waste sprayed with the solidification agent is firmer after rolling, simultaneously, the compactness of the pile body is increased, and the storage capacity is increased;
s6: after the pile is completely dried, the surface of the pile is regularly sprayed with the accelerating agent by a wet spraying machine, so that the outer wall of the pile is firmer, the pile is not easy to crush, and dust is not raised; the outer wall of the pile body is retreated, so that the probability of breaking and weathering of the pile body after later-stage curing is reduced, and the overall safety of the pile body is improved;
s7: paving a greening base layer on the solidification storage slope of the industrial solid wastes, wherein the greening base layer comprises soil, fertilizers, soil adhesives, soil stabilizers, soil curing agents, supporting mesh bags, plastic films, skeleton meshes, a spraying irrigation device, fixing rivets, pine seedlings and small salix psammophila for greening; loess is not easy to be washed away by rainwater, and greening flowers and grass seeds are easy to survive;
s8: the circulation operation is carried out, layer by layer, a terrace-shaped stacking body is formed, finally, loess is covered on the side face of the stacking body, and the stacking is carried out layer by layer, the earth is covered layer by layer, and the greening is carried out layer by layer.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. Industry solid waste environmental protection solidification processing apparatus, including road roller body (1), its characterized in that: the bottom of the road roller body (1) is provided with a front roller (2) and a rear roller (3), the front roller (2) is positioned at the head of the road roller body (1), and the rear roller (3) is positioned at the tail of the road roller body (1); an arc-shaped plate (4) is hinged to the road roller body (1) at the front roller (2), the bottom end of the arc-shaped plate (4) is connected with a plurality of spray heads (5), a liquid spraying barrel (6) is mounted on the head of the road roller body (1), the liquid spraying barrel (6) is connected with a plurality of liquid spraying pipes (7), and the liquid spraying pipes (7) are respectively communicated with the spray heads (5); the top of the arc-shaped plate (4) is fixedly connected with a top plate (8) on the road roller body (1), the bottom end of the top plate (8) is fixedly connected with a hydraulic unit (9), an arc-shaped limiting groove (10) is formed in the arc-shaped plate (4), the bottom end of the hydraulic unit (9) is connected with a limiting rod (11), and the limiting rod (11) is located in the arc-shaped limiting groove (10).
2. The industrial solid waste environment-friendly solidification treatment device according to claim 1, wherein: the spray head is characterized in that a buffer spring (12) is arranged at the top of the inner side of the spray head (5), a connecting rod (13) is fixedly connected to the bottom end of the buffer spring (12), a sealing cap (14) is fixedly connected to the bottom end of the connecting rod (13), the sealing cap (14) is located at the bottom of the spray head (5), the bottom surface of the sealing cap (14) is a conical surface, the top surface of the sealing cap (14) is a semispherical surface, and when the buffer spring (12) is compressed to the maximum value, the top surface of the sealing cap (14.
3. The industrial solid waste environment-friendly solidification treatment device according to claim 2, wherein: a plurality of spray holes (15) are formed in the wall thickness of the side face of the spray head (5), a plurality of inclined plates (16) are fixedly connected to the connecting rod (13), and one ends, far away from the connecting rod (13), of the inclined plates (16) are in contact with the inner wall of the spray head (5) at the spray holes (15).
4. The industrial solid waste environment-friendly solidification treatment device according to claim 3, wherein: one end of the inclined plate (16) far away from the connecting rod (13) is hinged with a transverse plate (17), the free end of the transverse plate (17) is located inside the spray hole (15), a fixing rod (18) is inserted into the transverse plate (17), and two ends of the fixing rod (18) are fixedly connected with the wall thickness of the spray head (5) at the spray hole (15).
5. The industrial solid waste environment-friendly solidification treatment device according to claim 4, wherein: the bottom of the transverse plate (17) and the side, away from the inclined plate (16), of the fixing rod (18) are arc-shaped surfaces, and the horizontal height of the arc-shaped surfaces is gradually increased towards the outer surface of the spray head (5).
6. The industrial solid waste environment-friendly solidification processing technology which is applicable to the industrial solid waste environment-friendly solidification processing device of any one of claims 1 to 5, is characterized in that: the treatment technique comprises the following steps:
s1: performing high-standard anti-seepage construction in an industrial solid waste storage yard, placing the industrial solid waste into a specified dumping room with a dust screen, and conveying the industrial solid waste into a stirrer by using a bulldozer; conveying large particles to be crushed to a crusher through a belt, and conveying the crushed large particles to a stirrer through a pipeline;
s2: industrial wastewater is conveyed to a constructed and specified wastewater stirring tank through a pipeline, a wastewater recovery pipeline is laid at the bottom of an industrial solid waste slag storage yard, rainwater in the slag storage tank and excessive overflowing wastewater in the construction process are collected and conveyed to a wastewater recovery tank for secondary reutilization; conveying the recovered wastewater in the recovery tank to a constructed and specified wastewater stirring tank through a pipeline; adding a curing agent into the stirring tank, fully and uniformly stirring the recovered wastewater and the industrial wastewater, and conveying the wastewater and the industrial wastewater into the stirring machine through a pipeline;
s3: fully stirring the wastewater added with the curing agent and industrial solid waste, pulping by using a stirrer, and conveying to a specified slag storage tank by using a pump truck; the redundant wastewater in the slag storage pool is recovered into the wastewater pool through a leachate pump for reuse; leading out a pipeline from the wastewater recovery tank to a slurry conveying pump truck system for cleaning equipment such as pipelines and pumps;
s4: molding the periphery of an industrial solid waste slag storage field, constructing a high sub-dam by a mechanical cofferdam, filling the slopes of the upper and lower surfaces of the sub-dam by the industrial solid waste added with a curing agent, constructing a plurality of square slag stacking pools by the mechanical cofferdam and an artificial cofferdam by utilizing the molding of the dam body, and forming an annular dam body; reserving a plurality of quincuncial piles in the built grid slag heaping tanks at a distance of 1 m away from the side slope, so that the next layer of dam body can be conveniently retreated to increase the overall stability of the joint surface; constructing a front toe ridge on the first layer of the dam body to prevent the side slope from breaking; building a plurality of grid slag storage tanks on the inner side of a slag field dam body to accelerate solidification, and building a dam layer around the slag storage field to form a solidified and compact integral dam body by solidifying layer by layer, wherein the central part of the dam body is lifted along with the lifting of the dam body to form the integral shape of the solidified slag storage body;
s5: when the solidification accumulation reaches 50% -70% dryness, spraying a solidification agent in a pouring mode, putting the solidification agent into a liquid spraying barrel (6), repeatedly rolling the whole of the dam body and the interior of a slag field through a road roller body (1), wherein in the running process of the road roller body (1), the solidification agent in the liquid spraying barrel (6) is sprayed out through a spray head (5), in the running process, a hydraulic unit (9) pushes an arc-shaped plate (4), the arc-shaped plate (4) pushes the spray head (5) to enter solid waste, the solid waste sprayed with the solidification agent is firmer after rolling, meanwhile, the compactness of a pile is increased, and the storage capacity is increased;
s6: after the pile is completely dried, the surface of the pile is regularly sprayed with the accelerating agent by a wet spraying machine, so that the outer wall of the pile is firmer, the pile is not easy to crush, and dust is not raised;
s7: paving a greening base layer on the solidification storage slope of the industrial solid wastes, wherein the greening base layer comprises soil, fertilizers, soil adhesives, soil stabilizers, soil curing agents, supporting mesh bags, plastic films, skeleton meshes, a spraying irrigation device, fixing rivets, pine seedlings and small salix psammophila for greening;
s8: the circulation operation is carried out, layer by layer, a terrace-shaped stacking body is formed, finally, loess is covered on the side face of the stacking body, and the stacking is carried out layer by layer, the earth is covered layer by layer, and the greening is carried out layer by layer.
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