CN205088089U - A oar formula stirring drying device for mummification mud - Google Patents
A oar formula stirring drying device for mummification mud Download PDFInfo
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- CN205088089U CN205088089U CN201520856732.0U CN201520856732U CN205088089U CN 205088089 U CN205088089 U CN 205088089U CN 201520856732 U CN201520856732 U CN 201520856732U CN 205088089 U CN205088089 U CN 205088089U
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Abstract
The utility model discloses an oar formula stirring drying device for mummification mud, spray filled tower and draught fan including feeding storehouse, feed screw conveyer, oar formula stirring desiccator, ejection of compact screw conveyer, cyclone, wet -type. The utility model provides a drying can be carried out to wet mud to oar formula stirring drying device and technology, realizes the minimizing of wet mud, and whole dry run is stable, harmless, is suitable for industrial production.
Description
Technical field
The utility model relates to drying sludge, is specifically related to a kind of paddle for dewatered sludge and stirs drying installation.
Background technology
Along with the develop rapidly of human social economy, the quickening of Development of China's Urbanization, a large amount of mud will inevitably be produced.Mud refers in feedwater and sewage disposal, the body refuse finally produced by various separation method.According to the difference of water treatment method, mud can be categorized as downflow sludge, industrial wastewater sludge and clean water sludge etc.Mud can be roughly divided into organic sludge and inorganic mud again according to sludge components.The key character of mud is that water ratio is high, is generally between 96% ~ 99.8%; Moisture percentage in sewage sludge after mechanical dehydration is between 65% ~ 80%.
At present, the concrete grammar that mud carries out processing has: (1) sanitary landfill: sanitary landfill operation is relatively simple, and investment cost is less, and processing costs is lower, strong adaptability.But its appropriation of land is serious, if seepage control technique is bad, pollute causing potential soil and groundwater.(2) sludge incineration: be treatment process the most thoroughly with the treatment process of burning as core, it can make the whole carbonization of organism, kill pathogenic agent, sludge volume can be reduced to greatest extent, but its shortcoming is that treatment facility investment is large, processing costs is high, and organism burning can produce the highly toxic substances such as dioxin.(3) sludge composting: due to can as fertilizer containing compositions such as nitrogen phosphorus in mud, shortcoming can produce Heavy Metal Accumulation in sludge composting process.(4) additive method: as novel procesies such as thermal treatment, building materials utilization, recovery energies, but immature due to technology, and many places are in laboratory or Project And Exploring stage.
Therefore the principle of sludge treatment may be summarized to be minimizing, stabilization, innoxious and resource utilization, mud is concentrated, dewater and the pretreatment process such as mummification conjunction essential.
Summary of the invention
The purpose of this utility model is to provide that a kind of flow setting is more reasonable, operability is stronger, equipment take up an area less, treatment capacity is larger, invest less paddle for dewatered sludge stirs drying process, to realize sludge drying.
Above-mentioned purpose is achieved by the following technical solution:
Paddle for dewatered sludge stirs a drying installation, comprises feeding warehouse, feeding spiral conveyer, paddle stirring drier, discharging spiral conveyor and induced draft fan; This device also comprises tornado dust collector and Wet-type spray packing tower, described feeding warehouse is communicated with feeding spiral conveyer one end, the feeding spiral conveyer the other end is communicated with the feed end of below paddle stirring drier, and paddle stirring drier discharge end is communicated with discharging spiral conveyor one end; Described paddle stirring drier is provided with arbor, paddle blade and chuck, described arbor front end and chuck head flow into pipeline communication with thermal source respectively, described arbor rear end and chuck afterbody flow out pipeline communication with thermal source respectively, described paddle stirring drier is also provided with carrier gas inlet and carrier gas outlet, tornado dust collector, Wet-type spray packing tower and induced draft fan is communicated with successively after carrier gas outlet, the lower end of described tornado dust collector is communicated with paddle stirring drier, and upper end is communicated with Wet-type spray packing tower lower end with carrier gas outlet; The upper end of described Wet-type spray packing tower is communicated with induced draft fan with process water inlet channel, and lower end is also provided with process water outlet conduit.
In said apparatus, wet mud is joined the front end of paddle stirring drier through feeding spiral conveyer by feeding warehouse, stir through paddle blade, with the thermal source indirect contact in chuck and arbor, under the inclination angle action of gravity of paddle stirring drier, wet mud slowly moves to paddle stirring drier discharge end, progressively completes moisture drying, and dried mud is delivered to appointed place from the discharge end of paddle stirring drier through discharging spiral conveyor.Carrier gas enters paddle stirring drier through carrier gas inlet, enters tornado dust collector dedusting, then enters the further demist of Wet-type spray packing tower, discharge finally by induced draft fan from carrier gas outlet.Thermal source enters arbor and chuck from arbor front end and chuck head respectively, then discharges from arbor rear end and chuck afterbody.The a small amount of dust be evaporated is carried in carrier gas, after tornado dust collector supplementary set, again fall into paddle stirring drier.The purifying combination process of tornado dust collector and the dedusting of Wet-type spray packing tower is set, can ensure tail gas carry secretly dust purification process completely, qualified discharge, Vanes on Induced Draft Fan simultaneously can be avoided to bond dust that tail gas carries secretly and produce vibration, reduces the cleaning interval of blade.
Further, also comprise recycle pump, recycle pump pumps into end and is communicated with the process water outlet conduit of described Wet-type spray packing tower, and recycle pump pumps end and is communicated with described Wet-type spray packing tower upper end.By recycle pump, a part of process water is recycled, saved water resources, reduce carrier gas purification cost.
Further, described feeding spiral conveyer is double-shaft spiral transfer roller.Double-shaft spiral transfer roller can prevent the generation of situations such as building bridge in mud course of conveying.
Further, the paddle blade of described paddle stirring drier is wedge shape or disk.The one-tenth inclined-plane, two main heat transfer sides of the paddle blade of wedge shape, has automatic cleaning action, mud can be prevented to be bonded on blade, prevent from affecting dry heat transfer effect.
Further, the quantity of described paddle stirring drier arbor is one, two or four.Thermal source is distributed in central siphon, blade and chuck, can heat interchanging area between a larger increase and mud.
Further, described paddle stirring drier on be covered with companion's heat structure.The upper cover design of paddle stirring drier is dome-shaped, and arranges steam tracing, can effectively prevent steam from condensing in paddle stirring drier.
the beneficial effects of the utility model:
1, the paddle that the utility model provides stirs drying installation and technique can carry out drying to wet mud, and realize the minimizing of wet mud, whole drying process is stable, harmless, is suitable for industrial production;
2, be dispersed in paddle stirring drier for the thermal source of heat drying by central siphon, blade and chuck in the utility model, significantly increase the contact area between thermal source and mud, thus improve drying effect and drying efficiency;
3, the purifying combination process of tornado dust collector and the dedusting of Wet-type spray packing tower is set in the utility model, can ensure tail gas carry secretly dust purification process completely, qualified discharge, Vanes on Induced Draft Fan simultaneously can be avoided to bond dust that tail gas carries secretly and produce vibration, reduces the cleaning interval of blade.
Accompanying drawing explanation
Fig. 1: paddle stirs drying installation integrated connection schematic diagram;
Fig. 2: double-shaft spiral transfer roller schematic diagram;
Fig. 3: wedge shape paddle blade structural representation;
Fig. 4: the upper cover companion heat structure schematic diagram of paddle stirring drier;
Fig. 5: Wet-type spray structure of column scrubber schematic diagram.
Embodiment
Specifically the technical solution of the utility model is introduced below in conjunction with accompanying drawing.
A kind of paddle for dewatered sludge as shown in Figure 1 stirs drying installation, comprises feeding warehouse 1, feeding spiral conveyer 2, paddle stirring drier 3, discharging spiral conveyor 4, tornado dust collector 5, Wet-type spray packing tower 6 and induced draft fan 7.Feeding warehouse 1 is communicated with feeding spiral conveyer 2 one end, and feeding spiral conveyer 2 the other end is communicated with the feed end of below paddle stirring drier 3, and paddle stirring drier 3 discharge end is communicated with discharging spiral conveyor 4 one end.Paddle stirring drier 3 is provided with arbor, paddle blade and chuck, hollow paddle blade to be welded on hollow arbor side face and to be communicated with arbor hollow parts, chuck is for being located at the outer field hollow interlayer of paddle stirring drier, described arbor front end 31 and chuck head 32 flow into pipeline communication with thermal source respectively, described arbor rear end 33 and chuck afterbody 34 flow out pipeline communication with thermal source respectively, thermal source enters arbor respectively by arbor front end 31 and chuck head 32, paddle blade and chuck, with material indirect contact, drying is carried out to material, thermal source flows out from arbor rear end 33 and chuck afterbody 34 again, described paddle stirring drier 3 is also provided with carrier gas inlet 35 and carrier gas outlet 36, tornado dust collector 5 are communicated with successively after carrier gas outlet 36, Wet-type spray packing tower 6 and induced draft fan 7, the lower end of described tornado dust collector 5 is communicated with paddle stirring drier 3, upper end and carrier gas export 36 and are communicated with Wet-type spray packing tower 6 lower end, the upper end of Wet-type spray packing tower 6 is communicated with induced draft fan 7 with process water inlet channel 61, lower end is also provided with process water outlet conduit 62.Also comprise recycle pump 8 and 9, recycle pump 8 with 9 pump into end be communicated with the process water outlet conduit 62 of Wet-type spray packing tower 6, recycle pump 8 with 9 pump hold be communicated with Wet-type spray packing tower 6 upper end.By recycle pump, a part of process water is recycled, saved water resources, reduce carrier gas purification cost.Wherein, tornado dust collector 5 are XLD type tornado dust collector.The structural representation of Wet-type spray packing tower 6 as shown in Figure 5.Induced draft fan 7 is 4-72 type induced draft fan.
In said apparatus, wet mud is joined the front end of paddle stirring drier 3 through feeding spiral conveyer 2 by feeding warehouse 1, stir through paddle blade, with the thermal source indirect contact in chuck and arbor, paddle blade, under paddle stirring drier 3 inclination angle action of gravity, wet mud slowly moves to paddle stirring drier 3 discharge end, progressively completes moisture drying, and dried mud is delivered to appointed place from the discharge end of paddle stirring drier 3 through discharging spiral conveyor 4.Thermal source is steam, hot water or deep fat.Carrier gas enters paddle stirring drier 3 through carrier gas inlet, enters tornado dust collector 5 dedusting from carrier gas outlet, then enters Wet-type spray packing tower 6 demist further, discharges finally by induced draft fan 7.Thermal source enters arbor and chuck from arbor front end 31 and chuck head 32 respectively, then discharges from arbor rear end 33 and chuck afterbody 34.The a small amount of dust be evaporated is carried in carrier gas, after tornado dust collector 5 supplementary set, again fall into paddle stirring drier 3.The purifying combination process of tornado dust collector 5 and Wet-type spray packing tower 6 dedusting is set, can ensure tail gas carry secretly dust purification process completely, qualified discharge, induced draft fan 7 blade simultaneously can be avoided to bond dust that tail gas carries secretly and produce vibration, reduces the cleaning interval of blade.
In order to prevent the generation of situations such as building bridge in mud course of conveying, feeding spiral conveyer 2 is double-shaft spiral transfer roller, and its structural representation as shown in Figure 2.Be bonded on blade to prevent mud, prevent from affecting dry heat transfer effect, the paddle blade of paddle stirring drier 3 is made the semicircle of wedge shape, the one-tenth inclined-plane, two main heat transfer sides of paddle blade, as shown in Figure 3, the paddle blade of wedge shape has self-cleaning effect, and mud can be prevented to be bonded on blade, prevents from affecting dry heat transfer effect.The quantity of paddle stirring drier 3 arbor can be single shaft, twin shaft or four axles.Thermal source is distributed in (arbor is hollow, is provided with cavity in paddle blade, and cavity is communicated with arbor center) in central siphon, paddle blade and chuck, can heat interchanging area between a larger increase and mud.Paddle stirring drier 3 is covered with companion's heat structure 37, as shown in Figure 4, accompany heat structure 37 to be a kind of pipeline in Fig. 4, thermal source enters the other end and flows out from one end, prevent steam from condensing at upper cover.The upper cover design of paddle stirring drier 3 is dome-shaped, and arranges steam tracing, can effectively prevent steam from condensing in paddle stirring drier 3.
The effect of above-described embodiment is only essentiality content of the present utility model is described, but does not limit protection domain of the present utility model with this.Those of ordinary skill in the art should be appreciated that and can modify to the technical solution of the utility model or equivalent replacement, and does not depart from essence and the protection domain of technical solutions of the utility model.
Claims (6)
1. the paddle for dewatered sludge stirs a drying installation, comprises feeding warehouse, feeding spiral conveyer, paddle stirring drier, discharging spiral conveyor and induced draft fan; It is characterized in that: this device also comprises tornado dust collector and Wet-type spray packing tower, described feeding warehouse is communicated with feeding spiral conveyer one end, the feeding spiral conveyer the other end is communicated with the feed end of below paddle stirring drier, and paddle stirring drier discharge end is communicated with discharging spiral conveyor one end; Described paddle stirring drier is provided with arbor, paddle blade and chuck, described arbor front end and chuck head flow into pipeline communication with thermal source respectively, described arbor rear end and chuck afterbody flow out pipeline communication with thermal source respectively, described paddle stirring drier is also provided with carrier gas inlet and carrier gas outlet, tornado dust collector, Wet-type spray packing tower and induced draft fan is communicated with successively after carrier gas outlet, the lower end of described tornado dust collector is communicated with paddle stirring drier, and upper end is communicated with Wet-type spray packing tower lower end with carrier gas outlet; The upper end of described Wet-type spray packing tower is communicated with induced draft fan with process water inlet channel, and lower end is also provided with process water outlet conduit.
2. the paddle for dewatered sludge according to claim 1 stirs drying installation, it is characterized in that: also comprise recycle pump, recycle pump pumps into end and is communicated with the process water outlet conduit of described Wet-type spray packing tower, and recycle pump pumps end and is communicated with described Wet-type spray packing tower upper end.
3. the paddle for dewatered sludge according to claim 1 and 2 stirs drying installation, it is characterized in that: described feeding spiral conveyer is double-shaft spiral transfer roller.
4. the paddle for dewatered sludge according to claim 1 and 2 stirs drying installation, it is characterized in that: the paddle blade of described paddle stirring drier is wedge shape or disk.
5. the paddle for dewatered sludge according to claim 1 and 2 stirs drying installation, it is characterized in that: the quantity of described paddle stirring drier arbor is one, two or four.
6. the paddle for dewatered sludge according to claim 1 and 2 stirs drying installation, it is characterized in that: described paddle stirring drier is covered with companion's heat structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520856732.0U CN205088089U (en) | 2015-10-29 | 2015-10-29 | A oar formula stirring drying device for mummification mud |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520856732.0U CN205088089U (en) | 2015-10-29 | 2015-10-29 | A oar formula stirring drying device for mummification mud |
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| CN205088089U true CN205088089U (en) | 2016-03-16 |
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| CN201520856732.0U Active CN205088089U (en) | 2015-10-29 | 2015-10-29 | A oar formula stirring drying device for mummification mud |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776801A (en) * | 2016-04-08 | 2016-07-20 | 福建群峰机械有限公司 | Vehicle-mounted sludge drying device and method |
| CN106630540A (en) * | 2017-01-20 | 2017-05-10 | 广东新环环保产业集团有限公司 | Efficient energy-saving sludge drying system |
| CN107915389A (en) * | 2017-10-27 | 2018-04-17 | 北京中电联节能技术有限公司 | The indirect heat drying method of two-part Integral sludge and anhydration system |
-
2015
- 2015-10-29 CN CN201520856732.0U patent/CN205088089U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105776801A (en) * | 2016-04-08 | 2016-07-20 | 福建群峰机械有限公司 | Vehicle-mounted sludge drying device and method |
| CN105776801B (en) * | 2016-04-08 | 2019-12-13 | 福建群峰机械有限公司 | Vehicle-mounted sludge drying device and drying method |
| CN106630540A (en) * | 2017-01-20 | 2017-05-10 | 广东新环环保产业集团有限公司 | Efficient energy-saving sludge drying system |
| CN107915389A (en) * | 2017-10-27 | 2018-04-17 | 北京中电联节能技术有限公司 | The indirect heat drying method of two-part Integral sludge and anhydration system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210000 No. 69, Xiyan Road, Jiangning Binjiang Development Zone, Nanjing, Jiangsu Patentee after: Tianhua Institute (Nanjing) Intelligent Manufacturing Co.,Ltd. Address before: 210000 No. 69, Xiyan Road, Jiangning Binjiang Development Zone, Nanjing, Jiangsu Patentee before: NANJING TIANHUA CHEMICAL ENGINEERING Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |