CN215112631U - Comprehensive treatment system for household garbage, sludge and industrial solid waste - Google Patents
Comprehensive treatment system for household garbage, sludge and industrial solid waste Download PDFInfo
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- CN215112631U CN215112631U CN202023348601.1U CN202023348601U CN215112631U CN 215112631 U CN215112631 U CN 215112631U CN 202023348601 U CN202023348601 U CN 202023348601U CN 215112631 U CN215112631 U CN 215112631U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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Abstract
The utility model relates to a comprehensive disposal system for domestic garbage, sludge and industrial solid waste, which comprises a sludge storage system, an industrial solid waste storage system, a domestic garbage storage system and a comprehensive disposal system; the comprehensive disposal system comprises a combustor, a grate furnace and a decomposing furnace; the sludge in the sludge storage system can be respectively sent into the grate furnace and the decomposing furnace for disposal, the industrial solid waste in the industrial solid waste storage system is sent into the combustor for disposal after being crushed, and the household waste in the household waste storage system is sent into the grate furnace for disposal. The comprehensive disposal system can simultaneously dispose domestic garbage, sludge and industrial solid waste, avoids the technical defects of large investment and operation cost of arranging independent treatment devices for various wastes, and realizes the aim that one system can dispose various wastes.
Description
Technical Field
The utility model relates to a sludge treatment field especially relates to a domestic waste, mud and industry are useless to synthesize and are dealt with system admittedly.
Background
Along with the rapid development of domestic economy in recent years, the generation amount of wastes in China integrally shows a trend of rising year by year, and the waste co-treated by the cement kiln belongs to a novel waste treatment technology and has the advantages of low investment, small occupied area, good environmental protection, zero emission of dioxin and the like.
The technology of treating domestic garbage by cooperation of the cement kiln is widely applied abroad for 30 years, reaches a higher level, and achieves good social, environmental and economic effects. The domestic garbage is treated by the aid of the cement kiln in a synergic mode, a new way is opened for the cement industry to develop circular economy and create the cement green environment-friendly industry, local garbage 'city surrounding' puzzlement is solved, the technical route accords with the comprehensive treatment principle of 'three-transformation' advocated by the national conditions, and simultaneously the emission of dioxin in smoke is effectively controlled.
In addition, with the increase of sewage treatment facilities, the improvement of treatment rate and the deepening of treatment degree in China, the sludge yield of a sewage treatment plant is increased sharply; meanwhile, a lot of high-calorific-value waste plastics generated in the paper making industry of China still have no good treatment measures, and even if some enterprises recycle the waste plastics, the waste plastics are limited by various local factors, so that the recycling effect is not good.
Therefore, the treatment of household garbage, sludge and industrial solid waste can be realized by utilizing the combined treatment device of the cement burning system and the grate furnace, and on one hand, waste plastics with high heat value can be used as a substitute fuel for cement production; on the other hand, the cement burning system eliminates odor and toxic substances in the garbage and sludge treatment process, and simultaneously, ash generated by burning can be used as a cement substitute raw material. Meanwhile, the characteristics of high temperature and high heat capacity of the cement kiln system can also make the disposal process of the waste more sufficient, and further reduce the emission of dioxin. Compared with an independent disposal system, the comprehensive disposal system for the domestic garbage, the sludge and the industrial solid waste saves high construction and operation cost, can generate better comprehensive economic benefit, and also realizes harmless treatment and resource utilization of waste.
SUMMERY OF THE UTILITY MODEL
In order to solve the prior technical problem, the utility model provides a domestic waste, mud and industry are useless to synthesize and are dealt with system admittedly.
The specific contents of the utility model are as follows:
a comprehensive treatment system for household garbage, sludge and industrial solid waste comprises a sludge storage system, an industrial solid waste storage system, a household garbage storage system and a comprehensive treatment system; the comprehensive disposal system comprises a combustor, a grate furnace and a decomposing furnace; the sludge in the sludge storage system can be respectively sent into the grate furnace and the decomposing furnace for disposal, the industrial solid waste in the industrial solid waste storage system is sent into the combustor for disposal after being crushed, and the household waste in the household waste storage system is sent into the grate furnace for disposal.
Furthermore, the sludge storage system comprises a sludge pit, a screw feeder and a plunger pump, wherein the sludge pit is connected with an inlet of the screw feeder, and an outlet of the screw feeder is connected with an inlet of the plunger pump.
Further, the industrial solid waste storage system comprises an industrial solid waste storage, a discharge hopper, a crusher, a discharge gate valve, a belt scale, a belt conveyor, an iron remover, a bucket elevator and a chain plate conveyor; the industrial solid waste enters the discharge hopper from the industrial solid waste storage, the discharge hopper is connected with the inlet of the crusher, the outlet of the crusher is provided with a discharge gate valve and communicated to the belt scale through a pipeline, the outlet of the belt scale is connected with the inlet of the belt conveyor, the iron remover is arranged on the upper side of the outlet of the belt conveyor, the outlet of the belt conveyor is connected with the inlet of the bucket elevator, and the outlet of the bucket elevator is connected with the inlet of the chain plate conveyor.
Further, domestic waste storage system includes rubbish storage pit, grab bucket, driving and hopper, the driving sets up in the top of rubbish storage pit, and the driving utilizes the grab bucket to deliver to the hopper with the rubbish in the rubbish storage pit in.
Furthermore, the comprehensive treatment system also comprises a nozzle, the grate furnace comprises a feed hopper and a smoke chamber, and an outlet of the chain plate conveyor is connected with the combustor; the outlet of the plunger pump is simultaneously connected with the nozzle and the decomposing furnace, and sludge can be uniformly sprayed into a feed hopper of the grate furnace through the nozzle; the smoke chamber is connected with the decomposing furnace.
Furthermore, the comprehensive disposal system also comprises a grate cooler, a blower, an odor treatment device, an induced draft fan and a smoke and air valve; the garbage storage pit, the sludge pit and the industrial solid waste storage are respectively connected with an odor treatment device and a blower through air extraction pipelines; the odor treatment device is connected with an inlet of the draught fan, and an outlet of the draught fan is connected with the smoke air valve.
The utility model has the advantages that:
the utility model provides a domestic waste, the useless processing system that synthesizes admittedly of mud and industry, should synthesize the processing system and use the cold machine of grate and the grate furnace that cement burns till as the core, can handle domestic waste simultaneously, mud and industry are useless admittedly, avoided setting up independent processing apparatus's investment to various discarded object again, the big technical defect of running cost, the target of multiple discarded object can be dealt with to one set of system has been realized, and make full use of cement kiln's processing temperature is high, the thermal capacity is big, and characteristics such as adaptability of the useless incineration power generation system of solid to domestic rubbish, realize "resourceization, innoxiousness, the reduction" processing requirement and target to domestic waste, mud and industry are useless admittedly etc..
Drawings
Fig. 1 is a schematic view of the comprehensive disposal system for domestic garbage, sludge and industrial solid waste of the present invention.
Wherein: 1. a sludge pit; 2. a screw feeder; 3. a plunger pump 4 and an industrial solid waste storage; 5. a discharge hopper; 6. a crusher; 7. a discharge gate valve; 8. a belt scale; 9. a belt conveyor; 10. a de-ironing separator; 11. a bucket elevator; 12. a chain scraper conveyor; 13. a burner; 14. a garbage storage pit; 15. a grab bucket; 16. driving a vehicle; 17. a feeding hopper; 18. a smoking chamber; 19. a nozzle; 20. a feed hopper; 21. a grate furnace; 22. a high temperature smoke and air valve; 23. a decomposing furnace; 24. a grate cooler; 25. a blower; 26. an odor treatment device; 27. an induced draft fan; 28. a smoke and air valve.
Detailed Description
The following further explains the embodiments of the present invention with reference to the drawings.
As shown in fig. 1, a comprehensive disposal system for domestic garbage, sludge and industrial solid waste comprises a sludge storage system, an industrial solid waste storage system, a domestic garbage storage system and a comprehensive disposal system.
Specifically, the sludge storage system comprises a sludge pit 1, a screw feeder 2 and a plunger pump 3, wherein the sludge pit 1 is connected with an inlet of the screw feeder 2, and an outlet of the screw feeder 2 is connected with an inlet of the plunger pump 3.
The industrial solid waste storage system comprises an industrial solid waste storage warehouse 4, a discharge hopper 5, a crusher 6, a discharge gate valve 7, a belt scale 8, a belt conveyor 9, an iron remover 10, a bucket elevator 11 and a chain plate conveyor 12; the industrial solid waste enters a discharge hopper 5 from an industrial solid waste storage, the discharge hopper 5 is connected with an inlet of a crusher 6, a discharge gate valve is arranged at an outlet of the crusher 6 and communicated to a belt scale 8 through a pipeline, an outlet of the belt scale 8 is connected with an inlet of a belt conveyor 9, an iron remover 10 is arranged on the upper side of an outlet of the belt conveyor 9, an outlet of the belt conveyor 9 is connected with an inlet of a bucket elevator 11, and an outlet of the bucket elevator 11 is connected with an inlet of a chain plate conveyor 12.
The household garbage storage system comprises a garbage storage pit 14, a grab bucket 15, a travelling crane 16 and a feeding bucket 17, wherein the travelling crane 16 is arranged above the garbage storage pit 14, and the travelling crane 16 utilizes the grab bucket 15 to convey garbage in the garbage storage pit to the feeding bucket 17.
The sludge treated in the sludge storage system is pasty sludge with the water content of more than 75%, and the industrial solid waste received by the industrial solid waste storage system is high-calorific-value industrial solid waste.
The comprehensive disposal system comprises a combustor 13, a nozzle 19, a grate furnace 21 and a decomposing furnace 23, wherein the outlet of the chain scraper conveyor 12 is connected with the combustor 13; the outlet of the plunger pump 3 is simultaneously connected with a nozzle 19 and a decomposing furnace 23, the grate furnace 21 comprises a feed hopper 20 and a smoke chamber 18, and sludge can be uniformly sprayed into the feed hopper 20 of the grate furnace 21 through the nozzle 19; the smoke chamber 18 of the grate furnace is connected with a decomposing furnace 23 through a high-temperature smoke air valve 22;
the comprehensive disposal system also comprises a grate cooler 24, a blower 25, an odor treatment device 26, an induced draft fan 27 and a smoke and air valve 28; the garbage storage pit 14, the sludge pit 1 and the industrial solid waste storage 4 are respectively connected with an odor treatment device 26 and an air blower 25 of a grate cooler 24 through air extraction pipelines; the odor treatment device 26 is connected with an inlet of an induced draft fan 27, and an outlet of the induced draft fan 27 is connected with a smoke air valve 28.
The working process of the embodiment is as follows:
1) the sludge is transported and unloaded into a sludge pit 1 by a sludge truck, the sludge is sent into a plunger pump 3 by a screw feeder 2, under normal conditions, the plunger pump 3 preferentially sends the sludge into a decomposing furnace 23 for disposal, and when the decomposing furnace 23 is fully loaded, the residual sludge is uniformly sprayed into a feed hopper 20 of a grate furnace 21 by a nozzle 19; however, when the temperature in the grate furnace 21 is higher than 1000 ℃, the sludge is preferentially sent into the grate furnace 21 for disposal, and the function of adjusting the temperature of the hearth of the grate furnace 21 is achieved. That is, the sludge can be selectively sent to the grate 21 or the decomposing furnace 23 for disposal according to different working conditions of the whole system.
2) The industrial solid waste is transported to an industrial solid waste storage 4 through a professional vehicle, the industrial solid waste is conveyed to a discharge hopper 5 through the industrial solid waste storage 4, is conveyed into a crusher 6 for crushing, is discharged onto a belt scale 8 through a discharge gate valve 7, is deironized through an iron remover 10 arranged at the upper part of a belt conveyor 9, and is conveyed to a combustor 13 through the belt conveyor 9, a bucket elevator 11 and a chain plate conveyor 12 to replace part of fuel of a cement kiln.
3) The garbage transport vehicle discharges the household garbage into a garbage storage pit 14 for fermentation, the crane 16 controls the grab bucket 15 to send the garbage to the feeding bucket 17, and then the garbage is sent into the grate furnace 21 for combustion to generate high-temperature flue gas and slag, wherein the high-temperature flue gas enters the decomposing furnace 23 for continuous high-temperature combustion to decompose harmful gases; after metal substances are removed from the slag, the slag enters a raw material batching station to be batched and ground into raw material powder serving as a cement raw material.
4) When the cement kiln normally operates, the odor generated by the garbage storage pit 14, the sludge pit 1 and the industrial solid waste storage 4 is pumped out and sent to a high-temperature section of a grate cooler 24 by an air blower 25 for pyrolysis treatment; when the cement kiln is stopped for maintenance, the odor is pumped out and sent into the odor treatment device 26 for deodorization treatment, and is discharged into the atmosphere by the fan after reaching the emission standard.
Finally, it should be noted that: although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that modifications, equivalents, improvements and the like can be made in the technical solutions of the foregoing embodiments or in some technical features of the foregoing embodiments, but all modifications, equivalents, improvements and the like within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (6)
1. The utility model provides a domestic waste, mud and industry are useless to synthesize and are dealt with system admittedly which characterized in that: comprises a sludge storage system, an industrial solid waste storage system, a household garbage storage system and a comprehensive disposal system; the comprehensive disposal system comprises a combustor (13), a grate furnace (21) and a decomposing furnace (23); the sludge of the sludge storage system can be respectively sent into the grate furnace (21) and the decomposing furnace (23) for disposal, the industrial solid waste in the industrial solid waste storage system is sent into the combustor (13) for disposal after being crushed, and the household waste in the household waste storage system is sent into the grate furnace (21) for disposal.
2. The comprehensive disposal system for household garbage, sludge and industrial solid waste according to claim 1, characterized in that: the sludge storage system comprises a sludge pit (1), a spiral feeder (2) and a plunger pump (3), wherein the sludge pit (1) is connected with an inlet of the spiral feeder (2), and an outlet of the spiral feeder (2) is connected with an inlet of the plunger pump (3).
3. The comprehensive disposal system for household garbage, sludge and industrial solid waste according to claim 2, characterized in that: the industrial solid waste storage system comprises an industrial solid waste storage warehouse (4), a discharge hopper (5), a crusher (6), a discharge gate valve (7), a belt scale (8), a belt conveyor (9), an iron remover (10), a bucket elevator (11) and a chain plate conveyor (12); the industrial solid waste enters a discharge hopper (5) from an industrial solid waste storage (4), the discharge hopper (5) is connected with an inlet of a crusher (6), a discharge gate valve (7) is arranged at an outlet of the crusher (6) and communicated to a belt scale (8) through a pipeline, an outlet of the belt scale (8) is connected with an inlet of a belt conveyor (9), an iron remover (10) is arranged on the upper side of an outlet of the belt conveyor (9), an outlet of the belt conveyor (9) is connected with an inlet of a bucket elevator (11), and an outlet of the bucket elevator (11) is connected with an inlet of a chain plate conveyor (12).
4. The comprehensive disposal system for household garbage, sludge and industrial solid waste according to claim 3, characterized in that: the household garbage storage system comprises a garbage storage pit (14), a grab bucket (15), a travelling crane (16) and a feeding bucket (17), wherein the travelling crane (16) is arranged above the garbage storage pit (14), and the travelling crane (16) sends garbage in the garbage storage pit (14) to the feeding bucket (17) by utilizing the grab bucket (15).
5. The comprehensive disposal system for household garbage, sludge and industrial solid waste according to claim 4, characterized in that: the comprehensive disposal system also comprises a nozzle (19), the grate furnace (21) comprises a feed hopper (20) and a smoke chamber (18), and the outlet of the chain scraper conveyor (12) is connected with the combustor (13); the outlet of the plunger pump (3) is simultaneously connected with a nozzle (19) and a decomposing furnace (23), and sludge can be uniformly sprayed into a feed hopper (20) of a grate furnace (21) through the nozzle (19); the smoke chamber (18) is connected with a decomposing furnace (23).
6. The comprehensive disposal system for household garbage, sludge and industrial solid waste according to claim 5, characterized in that: the comprehensive disposal system also comprises a grate cooler (24), a blower (25), an odor treatment device (26), an induced draft fan (27) and a smoke and air valve (28); the garbage storage pit (14), the sludge pit (1) and the industrial solid waste storage (4) are respectively connected with an odor treatment device (26) and a blower (25) through air extraction pipelines; the odor treatment device (26) is connected with an inlet of an induced draft fan (27), and an outlet of the induced draft fan (27) is connected with a smoke air valve (28).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023348601.1U CN215112631U (en) | 2020-12-31 | 2020-12-31 | Comprehensive treatment system for household garbage, sludge and industrial solid waste |
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| CN202023348601.1U CN215112631U (en) | 2020-12-31 | 2020-12-31 | Comprehensive treatment system for household garbage, sludge and industrial solid waste |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116697363A (en) * | 2023-07-14 | 2023-09-05 | 华润水泥技术研发有限公司 | Cement kiln co-treatment sludge device |
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2020
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116697363A (en) * | 2023-07-14 | 2023-09-05 | 华润水泥技术研发有限公司 | Cement kiln co-treatment sludge device |
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