CN103224335A - Sludge wet-processing technology and equipment - Google Patents
Sludge wet-processing technology and equipment Download PDFInfo
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- CN103224335A CN103224335A CN2013101598624A CN201310159862A CN103224335A CN 103224335 A CN103224335 A CN 103224335A CN 2013101598624 A CN2013101598624 A CN 2013101598624A CN 201310159862 A CN201310159862 A CN 201310159862A CN 103224335 A CN103224335 A CN 103224335A
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- mud
- sludge
- reamer
- wet processing
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
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Abstract
A sludge wet-processing technology comprises the following steps: a, sending sludge into a sludge tank, and pumping the sludge into a mixing pool by the use of a slurry pump; b, adding water into the mixing pool and stirring, and making the sludge flow into a liquid storage pool from the mixing pool; c, using a plurality of sewage pumps in the liquid storage pool to pump the sludge into a mixer; d, using a sludge pump below the mixer to pump the sludge into a double-shaft stirring reamer to be mixed with cement raw meal; and e, pouring the mixed sludge and raw meal into a balling plate and then entering a JT kiln, and calcining according to calcining steps of a cement production technology so as to obtain a clinker. Sludge wet-processing equipment comprises the JT kiln in the cement production process unit, a raw meal measuring bin, a single-pipe reamer, a weigher, the double-shaft stirring reamer, the balling plate, the sludge tank, the mixing pool, the liquid storage pool and the mixer. The double-shaft stirring reamer is connected below the mixer. The invention has the following advantages: as sludge is processed by a wet process and is comprehensively utilized in the invention, pollution is reduced, and cost for handling the sludge is reduced.
Description
Technical field
The present invention relates to a kind of environment protection-technical field of sludge treatment, is a kind of advanced treatment mud technology, relates in particular to a kind of mud wet processing process and equipment.
Background technology
Mud is the solid waste that sewage work produces in the process of sewage disposal sedimentation and filtration, and its composition is very complicated, can be divided into organism and inorganics two big classes, and wherein organism is the flocculation agent that various microorganism cenobiums, sewage disposal are used.Inorganics is the micro mist mineral, and the salt crystalloid comprises SiO
2, AL
2O
3, Fe
2O
3Deng, wherein containing toxic substance has heavy metal Hg, lead, pathogenic microorganism and the soapless soap that is difficult to decompose, pesticide preparation.Disposing sludge is that bottleneck livable, that science develops in a healthy way is beautified in the puzzlement cities and towns, with our Tengzhou City, Shandong is example, Tengzhou municipalization 8 tame sewage works, 330,000 tons of day amounts of disposing of sewage, produce 1000000 tons of raw sludges per year, only there is a family to throw battalion's sludge anhydration burning engineering at present, day can be handled 300 tons in the mud of water ratio 70% to 80%, produce a large amount of boiling furnace slags simultaneously, the mud that surpasses 800,000 tons can't be handled, newly-increased take up an area of 200 surplus mu, 100,000,000 yuan of year mud landfill expenses, because osmosis, the heavy metal in the mud descends water security for a long time threateningly.The mud of prior art mostly is greatly landfill after the sludge dewatering treatment or burning, because of can't effectively removing stench, is difficult to moisture percentage in sewage sludge is controlled at below 30%, and landfill or incineration disposal method cause very big pollution to the face of land, underground water, atmosphere.Also there is minority to take to be used for doing the soil improvement material, or is used for doing brick, when the utilization of resources, do not solve the pollution that deodorizing and heavy metal cause the face of land, underground water, atmosphere equally behind sludge dewatering, chemical flocculation, the compost.
Summary of the invention
The purpose of this invention is to provide a kind ofly, reduce to pollute, and reduce the mud wet processing process and the equipment of the expense of disposing sludge comprehensive utilization of mud.
For achieving the above object, the technical solution adopted in the present invention is:
A kind of mud wet processing process may further comprise the steps:
A, mud is sent in the sludge sump, adopted slush pump that the mud in the sludge sump is pumped to agitated pool;
B, in agitated pool, add water and stir, make stirring after mud flow into liquid storage tank from the upflow tube on agitated pool top;
Many sump pumps are arranged in c, the liquid storage tank, and sump pump is pumped into stirrer with the mud in the liquid storage tank;
The sludge pump of d, stirrer below is by computer control, pumps mud in the stirrer according to the output of cement slurry and enters twin shaft and stir reamer and mix with cement slurry;
E, mixed mud and raw material enter pan-pelletizer, enter the JT kiln through rotary conveyor then and carry out the high-temperature calcination processing, press the calcining step of cement production process, mature calcined material.
According to above-mentioned mud wet processing process, its characteristics are: the top design of described liquid storage tank has the foul smell collecting hood, and the foul smell of collecting in the foul smell collecting hood carries out the cyclic high-temperature calcination processing in roots blower is sent into the JT kiln.
Mud in a step of mud wet processing process of the present invention is 97-95% for 3-5%, the moisture content that dewatered sludge accounts for mud slurry by weight.
Add water in the b step of mud wet processing process of the present invention and stir in agitated pool, its amount of water is the 12-15% of full-time finished cement output by restatement.
A kind of mud wet processing apparatus, comprising: the JT kiln in the cement production process equipment, raw material measuring chute, single tube reamer, weigher, twin shaft stir reamer, pan-pelletizer; The single tube reamer is installed in described raw material measuring chute below, weigher is installed in single tube reamer below, the weigher below is installed twin shaft and is stirred reamer, twin shaft stirs the reamer below pan-pelletizer is installed, the JT kiln is installed in the pan-pelletizer below, its characteristics are: this mud wet processing apparatus also comprises sludge sump, sludge sump below design and installation has slush pump, and slush pump is connected with agitated pool, and agitated pool top design and installation has filler pipe, design and installation has upflow tube on the agitated pool, upflow tube below design and installation has liquid storage tank, and design and installation has sump pump in the liquid storage tank, and sump pump is connected with transfer lime, transfer lime connects stirrer, and the stirrer below connects described twin shaft and stirs reamer.
According to above-mentioned mud wet processing apparatus, its characteristics are: described liquid storage tank top design and installation has the foul smell collecting hood, and design has foul smell recovery channel, foul smell recovery channel to connect described JT kiln on the foul smell collecting hood.
According to above-mentioned mud wet processing apparatus, its characteristics are: design and installation has roots blower on the described foul smell recovery channel.
According to above-mentioned mud wet processing apparatus, its characteristics are: design and installation has the pulverizing grid in the described transfer lime.
According to above-mentioned mud wet processing apparatus, its characteristics are: described JT kiln is connected with dust-precipitator.
Advantage of the present invention is: the present invention adopts wet processing mud, to comprehensive utilization of mud, reduces and pollutes, and reduce the expense of disposing sludge.
Description of drawings
Fig. 1 is mud wet processing process of the present invention and equipment synoptic diagram.
In the accompanying drawing
1, sludge sump 2, slush pump 3, agitated pool 4, upflow tube 5, foul smell collecting hood 6, liquid storage tank 7, sump pump 8, JT kiln 9, pan-pelletizer 10, single tube reamer 11, raw material measuring chute 12, twin shaft stir reamer 13, stirrer.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is further described:
A kind of mud wet processing process may further comprise the steps:
A, mud is sent in the sludge sump 1, adopt slush pump 2 with in the sludge sump 1 mud pump to agitated pool 3; Mud is 97-95% for 3-5%, the moisture content that dewatered sludge accounts for mud slurry by weight.
B, in agitated pool 3, add water and stir, make stirring after mud flow into liquid storage tanks 6 from the upflow tube 4 on agitated pool 3 tops; Its amount of water is the 12-15% of full-time finished cement output by restatement.
In c, the liquid storage tank 6 many sump pumps 7 are arranged, sump pump 7 is pumped into stirrer 13 with the mud in the liquid storage tank 6;
The sludge pump of d, stirrer 13 belows is by computer control, pumps mud in the stirrer 13 according to the output of cement slurry and enters twin shaft and stir reamer 12 and mix with cement slurry;
E, mixed mud and raw material enter pan-pelletizer 9, enter JT kiln 8 through rotary conveyor then and carry out the high-temperature calcination processing, press the calcining step of cement production process, mature calcined material.
In the present embodiment, the design of liquid storage tank top has foul smell collecting hood 5, and the foul smell of collecting in the foul smell collecting hood 5 carries out the cyclic high-temperature calcination processing in roots blower is sent into JT kiln 8.
A kind of mud wet processing apparatus, as described in Figure 1, comprising: the GT kiln 8 in the cement production process equipment, raw material measuring chute 11, single tube reamer 10, weigher, twin shaft stir reamer 12, pan-pelletizer 9; Single tube reamer 10 is installed in described raw material measuring chute 11 belows, weigher is installed in single tube reamer 10 belows, the weigher below is installed twin shaft and is stirred reamer 12, twin shaft stirs reamer 12 belows pan-pelletizer 9 is installed, JT kiln 8 is installed in pan-pelletizer 9 belows, in the present embodiment, this mud wet processing apparatus also comprises sludge sump 1, sludge sump 1 below design and installation has slush pump 2, slush pump 2 is connected with agitated pool 3, agitated pool 3 top design and installations have filler pipe, and design and installation has upflow tube 4 on the agitated pool 3, and upflow tube 4 below design and installations have liquid storage tank 6, design and installation has sump pump 7 in the liquid storage tank 6, sump pump 7 is connected with transfer lime, and transfer lime connects stirrer 13, and stirrer 13 belows connect described twin shaft and stir reamer 12.
In the present embodiment, liquid storage tank 6 top design and installations have foul smell collecting hood 5, and design has foul smell recovery channel, foul smell recovery channel to connect described JT kiln 8 on the foul smell collecting hood 5.
In the present embodiment, design and installation has roots blower on the foul smell recovery channel.
In the present embodiment, design and installation has the pulverizing grid in the transfer lime.
In the present embodiment, the JT kiln is connected with dust-precipitator.
The invention has the beneficial effects as follows: the present invention utilizes existing cement mill JT kiln production technique, adopts wet processing mud, to comprehensive utilization of mud, reduces and pollutes, and reduce the expense of disposing sludge.
Embodiment recited above is described preferred implementation of the present invention; be not that design of the present invention and protection domain are limited; under the prerequisite that does not break away from design concept of the present invention; common engineering technical personnel make technical scheme of the present invention in this area various modification and improvement all should fall into protection scope of the present invention.
Claims (9)
1. mud wet processing process may further comprise the steps:
A, mud is sent in the sludge sump (1), adopted slush pump (2) that the mud in the sludge sump (1) is pumped to agitated pool (3);
B, in agitated pool (3), add water and stir, make stirring after mud flow into liquid storage tank (6) from the upflow tube (4) on agitated pool (3) top;
In c, the liquid storage tank (6) many sump pumps (7) are arranged, sump pump (7) is pumped into stirrer (13) with the mud in the liquid storage tank (6);
The sludge pump of d, stirrer (13) below is by computer control, pumps mud in the stirrer (13) according to the output of cement slurry and will enter twin shaft and stir reamer (12) and mix with cement slurry;
E, mixed mud and raw material enter pan-pelletizer (9), enter JT kiln (8) through rotary conveyor then and carry out the high-temperature calcination processing, press the calcining step of cement production process, mature calcined material.
2. mud wet processing process according to claim 1, it is characterized in that: the design of described liquid storage tank (6) top has foul smell collecting hood (5), and the foul smell of collecting in the foul smell collecting hood (5) carries out the cyclic high-temperature calcination processing in roots blower is sent into JT kiln (8).
3. mud wet processing process according to claim 1 is characterized in that: the mud in a step of mud wet processing process of the present invention is 97-95% for 3-5%, the moisture content that dewatered sludge accounts for mud slurry by weight.
4. mud wet processing process according to claim 1 is characterized in that: add water in the b step of mud wet processing process of the present invention and stir in agitated pool (3), its amount of water is the 12-15% of full-time finished cement output by restatement.
5. mud wet processing apparatus, comprising: the JT kiln (8) in the cement production process equipment, raw material measuring chute (11), single tube reamer (10), weigher, twin shaft stir reamer (12), pan-pelletizer (9); Single tube reamer (10) is installed in described raw material measuring chute (11) below, weigher is installed in single tube reamer (10) below, the weigher below is installed twin shaft and is stirred reamer (12), twin shaft stirs reamer (12) below pan-pelletizer (9) is installed, JT kiln (8) is installed in pan-pelletizer (9) below, it is characterized in that: this mud wet processing apparatus also comprises sludge sump (1), sludge sump (1) below design and installation has slush pump (2), slush pump (2) is connected with agitated pool (3), agitated pool (3) top design and installation has filler pipe, agitated pool (3) is gone up design and installation upflow tube (4), upflow tube (4) below design and installation has liquid storage tank (6), the interior design and installation of liquid storage tank (6) has sump pump, sump pump is connected with transfer lime, transfer lime connects stirrer (13), and stirrer (13) below connects described twin shaft and stirs reamer (12).
6. mud wet processing apparatus according to claim 5, it is characterized in that: described liquid storage tank (6) top design and installation has foul smell collecting hood (5), foul smell collecting hood (5) is gone up design has foul smell recovery channel, foul smell recovery channel to connect described JT kiln (8).
7. mud wet processing apparatus according to claim 6 is characterized in that: design and installation has roots blower on the described foul smell recovery channel.
8. mud wet processing apparatus according to claim 5 is characterized in that: design and installation has the pulverizing grid in the described transfer lime.
9. mud wet processing apparatus according to claim 5 is characterized in that: described JT kiln is connected with dust-precipitator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101598624A CN103224335A (en) | 2013-05-03 | 2013-05-03 | Sludge wet-processing technology and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101598624A CN103224335A (en) | 2013-05-03 | 2013-05-03 | Sludge wet-processing technology and equipment |
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| CN103224335A true CN103224335A (en) | 2013-07-31 |
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| CN2013101598624A Pending CN103224335A (en) | 2013-05-03 | 2013-05-03 | Sludge wet-processing technology and equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127175A (en) * | 2015-07-25 | 2015-12-09 | 滕州市东郭水泥有限公司 | Raw material roll-in garbage disposal equipment and raw material roll-in garbage disposal technology |
| CN108589734A (en) * | 2018-08-02 | 2018-09-28 | 北京中岩大地科技股份有限公司 | It is a kind of to handle backstage for starching and returning slurry automatically |
| CN109608067A (en) * | 2018-12-17 | 2019-04-12 | 重庆市渝溪产业（集团）有限公司 | Municipal sludge collaboration processing unit and treatment process based on JT kiln |
| CN109748474A (en) * | 2019-03-13 | 2019-05-14 | 重庆市渝溪产业（集团）有限公司 | A kind of sludge exempts from pretreated cement kiln synergic processing device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097723A (en) * | 1993-07-21 | 1995-01-25 | 许晓东 | Produce the raw material preparation and balling-up novel process of shaft kiln cement |
| CN101886811A (en) * | 2010-05-21 | 2010-11-17 | 尹小林 | Method for coprocessing sludge with high moisture content by novel dry-process rotary kiln |
| CN102718374A (en) * | 2012-05-31 | 2012-10-10 | 郭涵 | Method of utilizing vertical type cement kiln to process sludge |
| CN203307187U (en) * | 2013-05-03 | 2013-11-27 | 滕州市东郭水泥有限公司 | Wet-method treatment equipment for sludge |
-
2013
- 2013-05-03 CN CN2013101598624A patent/CN103224335A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1097723A (en) * | 1993-07-21 | 1995-01-25 | 许晓东 | Produce the raw material preparation and balling-up novel process of shaft kiln cement |
| CN101886811A (en) * | 2010-05-21 | 2010-11-17 | 尹小林 | Method for coprocessing sludge with high moisture content by novel dry-process rotary kiln |
| CN102718374A (en) * | 2012-05-31 | 2012-10-10 | 郭涵 | Method of utilizing vertical type cement kiln to process sludge |
| CN203307187U (en) * | 2013-05-03 | 2013-11-27 | 滕州市东郭水泥有限公司 | Wet-method treatment equipment for sludge |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105127175A (en) * | 2015-07-25 | 2015-12-09 | 滕州市东郭水泥有限公司 | Raw material roll-in garbage disposal equipment and raw material roll-in garbage disposal technology |
| CN108589734A (en) * | 2018-08-02 | 2018-09-28 | 北京中岩大地科技股份有限公司 | It is a kind of to handle backstage for starching and returning slurry automatically |
| CN109608067A (en) * | 2018-12-17 | 2019-04-12 | 重庆市渝溪产业（集团）有限公司 | Municipal sludge collaboration processing unit and treatment process based on JT kiln |
| CN109748474A (en) * | 2019-03-13 | 2019-05-14 | 重庆市渝溪产业（集团）有限公司 | A kind of sludge exempts from pretreated cement kiln synergic processing device |
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Application publication date: 20130731 |