CN102730391A - Extrusion type sludge conveying device and bio-drying system - Google Patents
Extrusion type sludge conveying device and bio-drying system Download PDFInfo
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- CN102730391A CN102730391A CN2012101876983A CN201210187698A CN102730391A CN 102730391 A CN102730391 A CN 102730391A CN 2012101876983 A CN2012101876983 A CN 2012101876983A CN 201210187698 A CN201210187698 A CN 201210187698A CN 102730391 A CN102730391 A CN 102730391A
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Abstract
The invention is suitable for the technical field of sludge treatment, and discloses an extrusion type sludge conveying device. The lower end of a sludge bin is connected with a screw pump inlet, the screw pump is provided with a preload, the inlet of the screw pump with the preload is provided with a trumpet feed port, and a screw pump outlet is sequentially connected with a reducer pipe, a sludge conveying pipe and a sludge extruding pipe, wherein screen holes are formed in the pipe wall of the sludge extruding pipe. The invention also discloses a bio-drying system. The bio-drying system comprises the extrusion type sludge conveying device, an auxiliary material conveying device, a strain rationing device, a twin-screw stirring system and a fermentation system, wherein the extrusion type sludge conveying device, the auxiliary material conveying device and the tail end of the strain rationing device are respectively connected with the twin-screw stirring system, and then are connected to the fermentation system. By the extrusion type sludge conveying device and the bio-drying system, sludge is stored in a totally closed environment and is conveyed in a closed environment, and thin-strip-shaped sludge extruded out from the screen holes is fully stirred with an auxiliary material, so that secondary pollution is prevented, the manufacturing cost for the sludge treatment is reduced, and the fermentation efficiency of bio-drying is improved.
Description
Technical field
The invention belongs to technical field of sludge treatment, relate in particular to a kind of squash type mud feedway and biological dewatered system.
Background technology
Sludge concentration is high, viscosity is big, complicated component, contains a large amount of organic components, volatility foreign odor thing, parasite and pathogenic microorganisms etc., and in the process of Treatment of Sludge, the course of conveying of dewatered sludge is a difficult point always, causes secondary pollution easily.
The dewatered sludge of prior art adopts three kinds of mode of movements usually: band conveyor is carried, conveyor screw is carried and ducting.Band conveyor is carried, conveyor screw is carried and all can not be formed sealed environment, easy generation of secondary pollution, and transport efficiency is low.Its driving device that pollutes conveying technology of existing employing pipe-line transportation system technology is to adopt plunger pump, and cost is higher.Another kind of sludge receiving/storing/conveying system device is characterized in that collecting under the fully enclosed environment and storage mud, carries out ducting under the leak free environment; Prevent secondary pollution; But said system architecture is complicated, and the lift of pump delivery mud and distance are limited, and cost is also higher.
Summary of the invention
For solve exist in the prior art secondary pollution, complex equipments, fed distance and lift limited, can not with the problem of sludge organism drying process coupling; The object of the present invention is to provide squash type mud feedway; Adopt ducting; Both realized mud store under the fully enclosed environment and the leak free environment under carrying; The fine strip shape mud and the auxiliary material that squeeze out from sieve aperture are fully stirred, prevent to produce secondary pollution, reduce the sludge disposal cost and improve biological dewatered fermentation efficiency.
The present invention realizes like this; Squash type mud feedway; Comprise sludge bin; Said sludge bin lower end is connected with the screw pump inlet of band precompressed, and the screw pump outlet of said band precompressed is connected with adapter bonnet, sludge carrier pipe and mud extruded tube in turn, and the tube wall of said mud extruded tube is provided with sieve aperture.
Preferably, said sieve aperture is slotted hole and circular hole, and the pipe port of said mud extruded tube also is provided with capping.
Preferably, the screw pump of said band precompressed inlet is provided with the loudspeaker inlet point, and the screw pump of said band precompressed is provided with the pump shaft of band precompressed, also is provided with helicallobe on the said pump shaft.
Preferably, the top end opening place is provided with filter screen, said filter screen aperture≤1cm in the said sludge bin.
Preferably, said adapter bonnet is provided with flange, and said sludge bin lower end also is provided with the protection lock.
The present invention adopts ducting; Both realized mud store under the fully enclosed environment and the leak free environment under carrying; The fine strip shape mud and the auxiliary material that squeeze out from sieve aperture are fully stirred, prevent to produce secondary pollution, reduce the sludge disposal cost and improve biological dewatered fermentation efficiency.
The present invention also provides biological dewatered system, comprises above-described squash type mud feedway.
Preferably, also comprise auxiliary material feedway, bacterial classification dispenser apparatus, twin screw stirring system and fermentation system; The end of said squash type mud feedway, auxiliary material feedway, bacterial classification dispenser apparatus is connected with said twin screw stirring system respectively, is connected to said fermentation system through said twin screw stirring system again.
Preferably, said auxiliary material feedway comprises bonded assembly auxiliary material crusher, transmission belt, auxiliary material storehouse, plate feed and auxiliary material belt conveyor successively; The end of said auxiliary material belt conveyor is connected with said twin screw stirring system.
Preferably, said bacterial classification dispenser apparatus comprises bonded assembly leak free seeding tank, measuring pump and India rubber tube successively, and an end of said India rubber tube is connected with measuring pump, and the other end is connected with described twin screw stirring system.
Preferably, said twin screw stirring system comprises motor and by said motor-driven twin screw puddle mixer.
The invention enables mud to pass through squash type mud feedway and flow into the twin screw stirring system with fine strip shape; When mixing when loosing; The bacterial classification that auxiliary material that the auxiliary material feedway produces and bacterial classification dispenser apparatus produce and the mud of inflow stir, and carry out biological dewatered aerobic fermentation through transferring to fermentation system then.
Description of drawings
Fig. 1 is the biological dewatered system schematic that the embodiment of the invention provides;
Fig. 2 is the screw pump structural representation of the band precompressed that provides of the embodiment of the invention;
Fig. 3 is the adapter bonnet structural representation that the embodiment of the invention provides;
Fig. 4 is the sieve aperture structural representation of the extruded tube that provides of the embodiment of the invention.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Below in conjunction with accompanying drawing the embodiment of the invention is done detailed explanation:
Extremely shown in Figure 4 like Fig. 1; Squash type mud feedway; Comprise sludge bin 13; Said sludge bin 13 lower ends are connected with screw pump 15 inlets of band precompressed, and screw pump 15 outlets of said band precompressed are connected with adapter bonnet 16, sludge carrier pipe 17 and mud extruded tube 18 in turn, and sludge bin 13 is mainly used in mud is stored; Adapter bonnet 16 is connected in screw pump 15 discharging openings of band precompressed, plays the purpose of connection and hole enlargement, and the delivery duct of hole enlargement can reduce the friction force of mud and tube wall, improves the flow property of mud; The tube wall of said mud extruded tube 18 is provided with sieve aperture 181.Said sieve aperture 181 is squeezed into fine strip shape with mud, thereby diffusing degree of uniformity is mixed in the load and the raising that can reduce stirring system.The present invention adopts ducting; Both realized mud store under the fully enclosed environment and the leak free environment under carrying; Make that again the fine strip shape mud and the auxiliary material that squeeze out from sieve aperture fully stir, prevent to produce secondary pollution, reduce the sludge disposal cost and improve biological dewatered fermentation efficiency.
Design is partly buried in the 13 general employings of sludge bin described in the embodiment of the invention, so that reduce the height of mud car 11 discharging platforms and improve the safety of discharging.
Particularly, the pipe end of said mud extruded tube 18 also is provided with capping 182; Said sieve aperture 181 is slotted hole and circular hole.Thereby mud is extruded into fine strip shape, is convenient to abundant stirring with auxiliary material.
Particularly, screw pump 15 inlets of said band precompressed are provided with loudspeaker inlet point 151, and the screw pump 15 of said band precompressed is provided with the pump shaft 152 of band precompressed, also is provided with helicallobe 153 on the said pump shaft 152.This is provided with when guaranteeing pump work, can promote the following of mud to let out and pumping, screw pump 15 stators of reinforcing band precompressed and the suction mud ability of rotor; With the design of the screw pump 15 of precompressed, compare simultaneously, can make full use of mud self gravitation and the suction mud ability that strengthens pump, prevent that screw pump idle running from causing the accident with common screw pump inlet point.
Particularly, the top end opening place is provided with filter screen 12, said filter screen 12 apertures≤1cm in the said sludge bin.The impurity that is used to receive the discharging of mud car 11 and filter the mud larger particles (said impurity diameter>1cm).Said sludge carrier pipe 17 is connected with adapter bonnet 16, and adapter bonnet 16 is provided with flange 161, is convenient to connect with the screw pump 15 of band precompressed.The following of airtight mud let out when other protected lock 14 to be used to 15 maintenance of the screw pump of precompressed.
The present invention also provides biological dewatered system, except comprising above-described squash type mud feedway 1, also comprises auxiliary material feedway 2, bacterial classification dispenser apparatus 4, twin screw stirring system 3 and fermentation system 5.The end of said squash type mud feedway 1, auxiliary material feedway 2, bacterial classification dispenser apparatus 4 is connected with said twin screw stirring system 3 respectively, is connected to said fermentation system 5 through said twin screw stirring system 3 again.The invention enables mud to pass through squash type mud feedway 1 and flow into twin screw stirring system 3 with fine strip shape; When mixing when loosing; The bacterial classification that auxiliary material that auxiliary material feedway 2 produces and bacterial classification dispenser apparatus 4 produce and the mud of inflow stir, and carry out biological dewatered aerobic fermentation through transferring to fermentation system 5 then.
Particularly, said auxiliary material feedway 2 comprises bonded assembly auxiliary material crusher 21, transmission belt 22, auxiliary material storehouse 23, plate feed 24 and auxiliary material transport tape 25 successively.The end of said auxiliary material transport tape 25 is connected with said twin screw stirring system 3.This is provided with and helps after the auxiliary material fragmentation, is sent to auxiliary material storehouse 23 through transmission belt 22 and carries out stirring and processing, transfers to twin screw stirring system 3 through auxiliary material transport tape 25 again and mixes diffusing with composite fermentation bacterial classification and mud by certain proportioning.
Particularly, said bacterial classification dispenser apparatus comprises bonded assembly leak free seeding tank 41, measuring pump 42 and India rubber tube 43 successively, and an end of said India rubber tube is connected with measuring pump, and the other end is connected with described twin screw stirring system.This is provided with and helps certain composite fermentation bacterial classification to be delivered to twin screw stirring system and auxiliary material and mud through the rubber delivery pipe and to mix diffusing by certain proportioning through delicate metering and proportioning.
Particularly, said twin screw stirring system 3 comprises motor 31 and the twin screw puddle mixer 32 that is driven by said motor 31.Motor adopts motor-reductor mode in the present embodiment.During twin screw stirring system 3 work, the delivery speed and the parameter of materials fibrous root of said squash type mud feedway 1, auxiliary material feedway 2 and bacterial classification dispenser apparatus 4 are definite through testing according to concrete technology; Mix clear after, with mixing among good mass transport to the fermentation system 5 that looses, said fermentation system 5 can ferment for fermentation cabin, fermentation tower fermentation or bar buttress formula are thrown any mode in the fertile system of turning.
Whole workflow: during fermentation; Mud car 11 is poured mud in the sludge bin 13 into; The screw pump 15 of band precompressed is delivered to mud in the twin screw stirring system 3 through squash type mud feedway 1; Simultaneously, auxiliary material feedway 2 and bacterial classification feedway 4 according to certain proportioning with auxiliary material (carbonaceous organic material is like the mushroom slag) and composite fermentation bacterial classification be transported to mix with mud in the twin screw stirring system 3 diffusing; At twin screw stirring system 3 discharging openings, distributing belt will be mixed bulk cargo and is delivered to fermentation system 5 and ferment.Whole squash type mud feedway 1, auxiliary material feedway 2, twin screw stirring system 3, bacterial classification feedway 4 and fermentation system 5 can be through the computer regulated working parameters in the Master Control Room, thereby carry out the sludge organism mummification according to the different processes characteristics.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. squash type mud feedway; Comprise sludge bin; It is characterized in that: said sludge bin lower end is connected with the screw pump inlet of band precompressed; The screw pump outlet of said band precompressed is connected with adapter bonnet, sludge carrier pipe and mud extruded tube in turn, and wherein, the tube wall of said mud extruded tube is provided with sieve aperture.
2. squash type mud feedway according to claim 1 is characterized in that: said sieve aperture is slotted hole and circular hole, and the port of said mud extruded tube also is provided with capping.
3. squash type mud feedway according to claim 1 is characterized in that: the screw pump inlet of said band precompressed is provided with the loudspeaker inlet point, and the screw pump of said band precompressed is provided with the pump shaft of band precompressed, also is provided with helicallobe on the said pump shaft.
4. squash type mud feedway according to claim 1 is characterized in that: the top end opening place is provided with filter screen, said filter screen aperture≤1cm in the said sludge bin.
5. squash type mud feedway according to claim 1, it is characterized in that: said adapter bonnet is provided with flange, and said sludge bin lower end also is provided with the protection lock.
6. a biological dewatered system is characterized in that: comprise each described squash type mud feedway of claim 1 ~ 5.
7. biological dewatered system according to claim 6 is characterized in that: also comprise auxiliary material feedway, bacterial classification dispenser apparatus, twin screw stirring system and fermentation system; The end of said squash type mud feedway, auxiliary material feedway, bacterial classification dispenser apparatus is connected with said twin screw stirring system respectively, is connected to said fermentation system through said twin screw stirring system again.
8. biological dewatered system according to claim 6 is characterized in that: said auxiliary material feedway comprises bonded assembly auxiliary material crusher, transmission belt, auxiliary material storehouse, plate feed and auxiliary material belt conveyor successively; The end of said auxiliary material belt conveyor is connected with said twin screw stirring system.
9. biological dewatered system according to claim 6; It is characterized in that: said bacterial classification dispenser apparatus comprises bonded assembly leak free seeding tank, measuring pump and India rubber tube successively; One end of said India rubber tube is connected with measuring pump, and the other end is connected with described twin screw stirring system.
10. biological dewatered system according to claim 6 is characterized in that: said twin screw stirring system comprises motor and by said motor-driven twin screw puddle mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210187698.3A CN102730391B (en) | 2012-06-08 | 2012-06-08 | Squash type sludge conveyer and biological dewatered system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210187698.3A CN102730391B (en) | 2012-06-08 | 2012-06-08 | Squash type sludge conveyer and biological dewatered system |
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| CN102730391A true CN102730391A (en) | 2012-10-17 |
| CN102730391B CN102730391B (en) | 2015-09-09 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103964911A (en) * | 2014-05-08 | 2014-08-06 | 浙江省农业科学院 | Automatic composting device for city domestic sludge and processing method for city domestic sludge |
| CN108997037A (en) * | 2018-08-10 | 2018-12-14 | 江苏思威博生物科技有限公司 | A kind of municipal sludge compositing system |
| CN113320960A (en) * | 2020-03-25 | 2021-08-31 | 泰安三立环保科技有限公司 | Novel reciprocating type sleeve cylinder pump |
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| US4191643A (en) * | 1977-02-25 | 1980-03-04 | Gebruder Weiss K.G. | Method for the mechanical preparation of organic wastes in a biological digestion process |
| DE4111204A1 (en) * | 1991-04-06 | 1992-10-08 | Knuth Boedecker | Urine-faeces mixts. disposal and conditioning - by adjusting moisture content, pH etc, pressing to coarse pellet form, and bio-reacting in stacked ventilated containers |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103964911A (en) * | 2014-05-08 | 2014-08-06 | 浙江省农业科学院 | Automatic composting device for city domestic sludge and processing method for city domestic sludge |
| CN103964911B (en) * | 2014-05-08 | 2016-06-15 | 浙江省农业科学院 | Municipal sludge automatization composting device and processing method thereof |
| CN108997037A (en) * | 2018-08-10 | 2018-12-14 | 江苏思威博生物科技有限公司 | A kind of municipal sludge compositing system |
| CN113320960A (en) * | 2020-03-25 | 2021-08-31 | 泰安三立环保科技有限公司 | Novel reciprocating type sleeve cylinder pump |
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| Publication number | Publication date |
|---|---|
| CN102730391B (en) | 2015-09-09 |
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