CN102992568B - Slurrying and preheating device for high-dryness sludge - Google Patents
Slurrying and preheating device for high-dryness sludge Download PDFInfo
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- CN102992568B CN102992568B CN201210522312.XA CN201210522312A CN102992568B CN 102992568 B CN102992568 B CN 102992568B CN 201210522312 A CN201210522312 A CN 201210522312A CN 102992568 B CN102992568 B CN 102992568B
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Abstract
The invention discloses a slurrying and preheating device for high-dryness sludge, comprising a slurrying device body, wherein the slurrying device body comprises a plurality of horizontal-type structures with parallel stirring shafts and steam guide-in tubes, the horizontal-type structures are flatly paved in the slurrying device body, and the steam guide-in tubes are located below the horizontal-type structures; stirring paddle plates are arranged on the parallel stirring shafts of the horizontal-type structures, and the stirring paddle plates oppositely move during stirring; the sludge passes through the steam guide-in tubes, and thermal hydrolysis is performed on the sludge below the slurrying device body; and the sludge is stirred by the stirring paddle plates under the action of the thermal hydrolysis of the steam guide-in tubes to form slurryed sludge, and the slurryed sludge is moved forwards. The slurrying and preheating device for high-dryness sludge is simple in structure and convenient in slurrying process; and the sludge is stirred via the thermal hydrolysis of mass sludge, so as to obtain the adequately-slurryed sludge.
Description
Technical field
The present invention relates to mud pulp field, particularly a kind of pulp of high mass dryness fraction mud and primary heater unit.
Background technology
Existing sludge stirring system, as the utility model patent of the patent No. 200720069024.8, the mixing cured system of a kind of mud and rubbish is disclosed, comprise stirred pot, feeding mouth, discharge port, in stirred pot, be provided with some stir shafts, on stir shaft, be fixed with some agitating arms, each agitating arm front end is equipped with at least one agitating vane, and be equipped with and the same number of lateral lobe sheet of agitating vane each agitating arm rear end.
The mixing cured system of this mud and rubbish, namely sludge stirring system, due to steam duct not being installed, there is following shortcoming: high mass dryness fraction sludge quality is poor, in the time stirring, easily damage whipping device, and easily form and stop up in the process stirring, due to the hot water that high temperature is provided not continuing, the mud of high mass dryness fraction is not easy in stirrer by pulp very much, life-time service stirrer like this, will soon make stirring system paralysis wave and damage, and the quality of its sludge slurry that stirs out neither be very high in the process stirring.
There is following defect in prior art:
1, while stirring, sludge agitation is insufficient, and lumps is more serious;
2, while stirring, mud can not get pulp completely, stirs not exclusively, stable not.
Summary of the invention
In order to overcome the defect of prior art, the invention discloses a kind of pulp and primary heater unit of high mass dryness fraction mud, the pulp of this high mass dryness fraction mud and primary heater unit, simple in structure, pulp process is more convenient, by the thermal hydrolysis of agglomerate mud is stirred mud, obtain the mud of abundant pulp.
The invention discloses following technical scheme:
A kind of pulp of high mass dryness fraction mud and primary heater unit, comprise slurrying device body, it is characterized in that, in described slurrying device body, comprise horizontal type structure and the steam feeding tube that several have parallel stir shaft, described horizontal type structure is laid in described slurrying device body, and described steam feeding tube is positioned at the below of described horizontal type structure; On the parallel stir shaft of described horizontal type structure, be provided with stirring paddle board, described stirring paddle board is move toward one another in the time stirring; Mud carries out thermal hydrolysis from the below of described slurrying device body to mud by described steam feeding tube; Described stirring paddle board stirs mud under the effect of steam feeding tube thermal hydrolysis, forms pulp mud, and described pulp mud is travelled forward.
Preferably, the mud ingress of described slurrying device body is provided with guide plate, and described guide plate imports stirring rake mixing region by mud and stirs.
Preferably, the exit of described slurrying device body is provided with weir plate, and described weir plate height, higher than the height of pulp liquid level, can be stirred and pulp the mud of pulp fully; Pulp mud overflows from described weir plate when saturated.
Preferably, described steam feeding tube also comprises steam branch pipe, and described steam branch pipe is uniformly distributed in the below of described horizontal type structure.
Preferably, described slurrying device body top is provided with shelf, and described shelf prevents that steam from overflowing by upper space.
Preferably, the quantity of described shelf is 3-5 piece.
Preferably, the stir shaft of described horizontal type structure is two, the outside motor that connects of described stir shaft, and described motor provides power to described stir shaft.
Preferably, described slurrying device body top is also provided with shrouding, and described shrouding is positioned at the top of described shelf.
Preferably, described slurrying device body below is also provided with flushing pollution discharge mouth, and described flushing pollution discharge mouth completes post-flush slurrying device body in mud pulp.
Compared with prior art, beneficial effect of the present invention is as follows:
1, pulp and primary heater unit are simple in structure, stable operation, and pulp process is more convenient;
2, pulp and primary heater unit, by the thermal hydrolysis of agglomerate mud is stirred mud, obtain the mud of abundant pulp.
Brief description of the drawings
fig. 1 is the structural representation of specific embodiment of the invention pulp and primary heater unit;
Fig. 2 is that the specific embodiment of the invention stirs the structural representation that paddle board stirs soon;
Fig. 3 is the process schematic diagram of specific embodiment of the invention sludge agitation.
embodiment:
Below with the drawings and specific embodiments, the present invention will be further described:
Embodiment
As Fig. 1, a kind of pulp of high mass dryness fraction mud and primary heater unit, comprise slurrying device body 1, in described slurrying device body, comprise and contain several horizontal type structure 2 with parallel stir shaft and steam feeding tubes 4, in the present embodiment, parallel stir shaft is two, when concrete enforcement, can also be 3,4 or more, stir pushing effect as long as can play; Described horizontal type structure is laid in described slurrying device body, and described steam feeding tube is positioned at the below of described horizontal type structure; On the parallel stir shaft of described horizontal type structure, be provided with and stir paddle board 3, as Fig. 2, described stirring paddle board is move toward one another in the time stirring, and mud is fully stirred; Mud carries out thermal hydrolysis from the below of described slurrying device body to mud by described steam feeding tube, makes mud in the time stirring, can fully obtain the effect of pulp; Described stirring paddle board stirs mud under the effect of steam feeding tube, forms pulp mud, and pulp mud is travelled forward under the effect of stirring paddle board.
As Fig. 1, the mud ingress of described slurrying device body is provided with guide plate 6, and described guide plate imports stirring rake mixing region by mud and stirs, and can effectively prevent that sludge high-drying degree mud from entering the surface that floats on pulp liquid after slurrying device; The sludge outlet place of described slurrying device body is provided with weir plate 7, described weir plate height is higher than the height of pulp liquid level, so just can make the mud of agglomerate can be stirred fully and pulp in slurrying device, and when the liquid level of pulp mud is during higher than the height of weir plate, pulp mud just overflows from described weir plate.
As Fig. 1 and Fig. 3, described steam feeding tube also comprises steam branch pipe 5, described steam branch pipe is uniformly distributed in the below of described horizontal type structure, described high-temperature steam discharges high-temperature steam by steam branch pipe from steam feeding tube enters again, its effect is that mud can be obtained equably to pyrohydrolysis in the time stirring, and is more conducive to the effect of stirring and pulp.
As Fig. 1 and Fig. 3, described slurrying device body top is also provided with shelf 8, and described shelf prevents that steam from overflowing by upper space, there is the effect of preserving steam, the quantity of described shelf is 3-5, while specifically enforcement, determines by the length of actual slurrying device, in this no limit.
As Fig. 1, the stir shaft of horizontal type structure described in the present embodiment is two, move toward one another when it stirs, and effect just can be stirred mud fully, the outside motor 9 that connects of described stir shaft, described motor provides power to make stir shaft motion to described stir shaft.
Described slurrying device body top is also provided with shrouding (not marking in figure), and described shrouding is positioned at the top of described shelf, is namely positioned at the top of described slurrying device, plays the effect of capping and protection slurrying device body.
Described slurrying device body below is also provided with flushing pollution discharge mouth (not marking in figure), and described flushing pollution discharge mouth passes through compressed air rinsing slurrying device body after completing for mud pulp.
The preferred embodiment of the present invention is just for helping to set forth the present invention.Preferred embodiment does not have all details of detailed descriptionthe, and also not limiting this invention is only described embodiment.Obviously,, according to the content of this specification sheets, can make many modifications and variations.These embodiment are chosen and specifically described to this specification sheets, is in order to explain better principle of the present invention and practical application, thereby under making, technical field technician can utilize the present invention well.The present invention is only subject to the restriction of claims and four corner and equivalent.
Claims (7)
1. the pulp of a high mass dryness fraction mud and primary heater unit, comprise slurrying device body, it is characterized in that, in described slurrying device body, comprise horizontal type structure and the steam feeding tube that several have parallel stir shaft, described horizontal type structure is laid in described slurrying device body, and described steam feeding tube is positioned at the below of described horizontal type structure; On the parallel stir shaft of described horizontal type structure, be provided with stirring paddle board, described stirring paddle board is move toward one another in the time stirring; Mud carries out thermal hydrolysis from the below of described slurrying device body to mud by described steam feeding tube; Described stirring paddle board stirs mud under the effect of steam feeding tube thermal hydrolysis, forms pulp mud, and described pulp mud is travelled forward;
The mud ingress of described slurrying device body is provided with guide plate, and described guide plate imports stirring rake mixing region by mud and stirs;
The exit of described slurrying device body is provided with weir plate, and described weir plate height, higher than the height of pulp liquid level, can be stirred and pulp the mud of agglomerate fully; Pulp mud overflows from described weir plate when saturated.
2. pulp according to claim 1 and primary heater unit, is characterized in that, described steam feeding tube also comprises steam branch pipe, and described steam branch pipe is uniformly distributed in the below of described horizontal type structure.
3. pulp according to claim 1 and primary heater unit, is characterized in that, described slurrying device body top is provided with shelf, and described shelf prevents that steam from overflowing by upper space.
4. pulp according to claim 3 and primary heater unit, is characterized in that, the quantity of described shelf is 3-5 piece.
5. pulp according to claim 1 and primary heater unit, is characterized in that, the stir shaft of described horizontal type structure is two, the outside motor that connects of described stir shaft, and described motor provides power to described stir shaft.
6. pulp according to claim 3 and primary heater unit, is characterized in that, described slurrying device body top is also provided with shrouding, and described shrouding is positioned at the top of described shelf.
7. pulp according to claim 1 and primary heater unit, is characterized in that, described slurrying device body below is also provided with flushing pollution discharge mouth, and described flushing pollution discharge mouth completes post-flush slurrying device body in mud pulp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210522312.XA CN102992568B (en) | 2012-12-07 | 2012-12-07 | Slurrying and preheating device for high-dryness sludge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210522312.XA CN102992568B (en) | 2012-12-07 | 2012-12-07 | Slurrying and preheating device for high-dryness sludge |
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| Publication Number | Publication Date |
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| CN102992568A CN102992568A (en) | 2013-03-27 |
| CN102992568B true CN102992568B (en) | 2014-12-03 |
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| CN201210522312.XA Active CN102992568B (en) | 2012-12-07 | 2012-12-07 | Slurrying and preheating device for high-dryness sludge |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103274579B (en) * | 2013-05-28 | 2014-09-17 | 国新天汇环境有限公司 | Preheating tank for heating sludge by steam |
| FR3027895B1 (en) * | 2014-10-31 | 2018-11-09 | Veolia Water Solutions & Technologies Support | METHOD AND INSTALLATION FOR THERMAL HYDROLYSIS OF SLUDGE. |
| CN106237879A (en) * | 2016-08-31 | 2016-12-21 | 上海同济普兰德生物质能股份有限公司 | A kind of high mass dryness fraction sludge pipe formula steam jetting slurry gasifying device and method |
| CN109052888A (en) * | 2018-09-14 | 2018-12-21 | 南通联振重工机械有限公司 | A kind of sludge, which homogenizes, preheats the processing equipment of pulp |
| CN109879557A (en) * | 2019-02-28 | 2019-06-14 | 上海同济普兰德生物质能股份有限公司 | A kind of sludge slurrying device |
| WO2021245444A1 (en) * | 2020-06-04 | 2021-12-09 | Newway Technologies Ltd. | Integrated sludge pulping and hydrolyzing equipment |
| CN114735920B (en) * | 2022-04-20 | 2023-05-16 | 定边县冠博环保科技有限公司 | Horizontal stirring tempering cleaning method for oily sludge |
| CN114735921B (en) * | 2022-04-20 | 2023-05-16 | 定边县冠博环保科技有限公司 | Horizontal stirring quenching and tempering belt cleaning device of oiliness mud |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3504958B2 (en) * | 1993-04-27 | 2004-03-08 | 株式会社日立製作所 | Solid organic waste treatment equipment |
| CN202246362U (en) * | 2011-09-21 | 2012-05-30 | 绍兴三原重工业机械有限公司 | Circular disc type sludge drying machine |
| CN202988938U (en) * | 2012-12-07 | 2013-06-12 | 上海同济普兰德生物质能股份有限公司 | Pulpifying and pre-heating device of high-dryness sludge |
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