CN103755118A - Sludge quantitative feeding device and sludge treatment system having same - Google Patents
Sludge quantitative feeding device and sludge treatment system having same Download PDFInfo
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- CN103755118A CN103755118A CN201310521251.XA CN201310521251A CN103755118A CN 103755118 A CN103755118 A CN 103755118A CN 201310521251 A CN201310521251 A CN 201310521251A CN 103755118 A CN103755118 A CN 103755118A
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- mud
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- sludge
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Abstract
The invention discloses a sludge quantitative feeding device including a trough box, driving wheels and a trough chain. The top of the trough box is provided with a sludge feeding port, the interior of the trough box is limitedly provided with an accommodating chamber for accommodating the trough chain and the driving wheels, and the bottom of the trough box is provided with a sludge discharging port; the driving wheels are respectively arranged on the left end and the right end of the interior of the trough box, are each connected with the trough box through a longitudinal shaft, and are each pivoted around the center line of the longitudinal shaft; the trough chain is arranged on the driving wheels, rotates along the longitudinal direction of the driving wheels in the trough box, and is provided with equal-interval ladder-shaped chain links. According to the sludge quantitative feeding device, wet sludge on the trough chain is transported to the sludge discharging port through the pivoting movement of the driving wheels; the driving wheel rotating speed is adjusted according to the sludge using amount of a downstream device, and thus the purpose of quantitative uniform transport of the wet sludge is achieved. The device has simple operational program, is stable in running, is prone to realize engineering application, can effectively meet the needs of sludge treatment industry development. The invention also discloses a sludge treatment system having the sludge quantitative feeding device.
Description
Technical field
The present invention relates to field of sludge treatment, especially relate to a kind of for wet mud is quantitatively transported to the mud dosing equipment that squeezes mud equipment and the sludge treating system with it.
Background technology
Mud is the inevitable outcome of municipal sewage plant's sewage disposal, enormous amount, and complicated component, is difficult to process.Sludge disposal expense is also larger, accounts for 25% ~ 30% of Sewage treatment systems total expenses.Along with urbanization process is accelerated, the quantity discharged fast rise of sewage, universal and the raising of processing efficiency and the in-depth of degree for the treatment of of sewage treatment facility, the quantity discharged of mud is rapid growth also.Therefore, how reasonably to process disposing sludge and will seem more and more important.
The water ratio that reduces mud can effectively reduce the mechanical property of mud accumulating volume, increase sludge calorific value and effective constituent, raising mud, contributes to the application of follow-up Sludge Disposal Techniques.Under different moisture percentage in sewage sludge conditions, volume and the shape of mud are as shown in the table.
The variation of table 1 different water cut sludge character
| Water ratio (%) | 95 | 90 | 75 | 50 | 10 |
| Sludge volume | 1 | 0.5 | 0.2 | 0.1 | 0.05 |
| Sludge character | Fluid | Pulpous state | Paste | Elasticity mud cake | Dry particle |
Sludge heat drying is the main method that further reduces sewage work's dewatered sludge water ratio at present.But the opening for feed of traditional convection current desiccation apparatus makes the contact area of wet mud and high-temperature gas little, and heat transfer efficiency is not high, causes the processing power of mud drying device not strong.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.
For this reason, one object of the present invention is to propose a kind of mud dosing equipment, described mud dosing equipment is quantitatively transported to mud by wet mud and squeezes in mud equipment to carry out next step mud extrusion process, the contact area that makes wet mud become tiny strip and high-temperature gas increases widely, improves heat transfer efficiency.
Another object of the present invention is to propose a kind of sludge treating system with described mud dosing equipment.
For solving above technical problem, the present invention takes following technical scheme:
Mud dosing equipment, comprising: hopper case, and described hopper box top has sludge inlet and inner limiting for holding the accommodating chamber of hopper chain and driving wheel, and the bottom of hopper case has mud discharge port; Driving wheel, described driving wheel is arranged in the two ends, left and right of hopper case inside, and is connected with hopper case by longitudinal axes, and driving wheel can pivotable around its longitudinal axes medullary ray, and the cross section of driving wheel is circular; Hopper chain, described hopper chain is arranged on the driving wheel of hopper case inside, and along driving wheel, longitudinally around it, rotates in hopper case, is furnished with equally spaced ladder type chain link on hopper chain, every two chain internodes form a trapezoidal hopper, and ladder type hopper cross section is for falling isosceles trapezoid.According to mud dosing equipment of the present invention, by the driving wheel in hopper case, move pivotally, wet mud in hopper chain feeding groove container cavity can be delivered to the mud discharge port of hopper case below, according to upstream device, by mud amount, adjust driving wheel rotating speed and change the amount that trapezoidal hopper transports mud, thereby realize the object of quantitatively carrying wet mud.
According to mud dosing equipment of the present invention, by hopper chain at the indoor pivoting action of hopper case, the indoor wet mud of hopper case all can be transported to even equivalent form in the crowded mud equipment of hopper case below by ladder type hopper, according to downstream processing ability, can adjust at any time for mud amount.That is to say, enter the wet mud squeezing in mud equipment, can realize equivalent extruding uniformly enters in mud drying device, to reach mud and high-temperature gas contact area increases widely, improve heat transfer efficiency, thereby can shorten the time of drying of wet mud in next step operation, and then can improve the processing power of mud drying device in next step operation.
In addition, mud dosing equipment according to the present invention also has following additional technical feature:
In one embodiment of the invention, hopper case: comprise cell wall, described cell wall limits the semi-enclosed space of top, bottom and sidewall, and top is provided with sludge inlet, and bottom is provided with mud discharge port, and cell wall is made by metallic substance; Sludge inlet, described sludge inlet can by flange with enter mud equipment and be connected; Mud discharge port, described mud discharge port can be connected with crowded mud equipment by flange.
In one embodiment of the invention, described hopper chain: form trapezoidal hopper by each chain link, chain link is evenly distributed on chain, and rotate in hopper case by two ends driving wheel, reach the object of carrying mud.
In one embodiment of the invention, described driving wheel is connected with hopper case by longitudinal axes, and rotates by external motor transmission mechanism, and driving wheel is made by metallic substance.
In one embodiment of the invention, described ladder type hopper, forms bottom by chain link little, the ladder type cross section that opening is large.
In one embodiment of the invention, described hopper chain is connected and is formed by chain link.Therefore, when wherein certain chain link damages, can be convenient to change, and not need whole hopper chain all to change, save cost, and change convenient and simple.
According to mud dosing equipment of the present invention, by the mud that will wet of the ladder-type trough on hopper chain, with equivalent strip, be transported to and squeeze in mud equipment, can effectively control wet mud to squeezing the stability of mud equipment for mud amount, thereby be conducive to the steady running of sludge drying device, and can realize its adjustability.
A kind of sludge treating system with mud feeding device according to a further embodiment of the invention, comprising: according to the mud dosing equipment described in first aspect present invention embodiment; Enter mud equipment, described in enter upstream that mud equipment is located at described mud dosing equipment with to carrying wet mud in described mud dosing equipment; Squeeze mud equipment, described mud material extrusion equipment is located at the mud discharge port below of described mud dosing equipment and communicates by described mud discharge port flange, with the wet mud of accepting to export from described mud dosing equipment the mud extrusion molding of wetting, then enter sludge drying device and dewater.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage are described in connection with accompanying drawing below, make to become obviously and easily to understand.
Fig. 1 is according to the mud dosing equipment schematic diagram of this reality invention.Wherein: 1, hopper case 2, sludge inlet 3, mud discharge port 4, driving wheel 5, trapezoidal chain link 6, hopper chain 7, longitudinal axes.
embodiment
Below in conjunction with specific embodiment, the present invention is described in further detail, but the invention is not restricted to these embodiment.Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, orientation or the position relationship of the indications such as term " " center ", " longitudinally ", " laterally ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as limitation of the present invention.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can particular case understand above-mentioned term concrete meaning in the present invention.In addition,, in description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
Below with reference to Fig. 1, describe according to a kind of mud dosing equipment of first aspect present invention embodiment, this dosing equipment is quantitatively transported to and squeezes mud equipment (scheming not shown) to carry out next step sludge drying operation for the mud that will wet.
Mud dosing equipment, mainly comprises hopper case (1), sludge inlet (2), mud discharge port (3), driving wheel (4), trapezoidal chain link (5), hopper chain (6), longitudinal axes (7).Below each several part is elaborated.
In this example, mud is entered in the ladder type hopper on the interior hopper chain (6) of mud hopper case by the sludge inlet (2) at hopper case (1) top, by the rotation of hopper chain (6) two ends driving wheels (4), wet mud is delivered to the mud discharge port (3) of hopper case below, according to upstream device, by mud amount, adjust driving wheel (4) thereby the amount that rotating speed change ladder type hopper transports mud, wet mud is quantitatively carried in realization.
Wherein cross section is that circular driving wheel (4) is arranged in the inner two ends, left and right of hopper case (1), is rotated, and be connected with hopper case (1) by longitudinal axes (7) by external motor transmission mechanism, and driving wheel (4) is around its longitudinal axes medullary ray pivotable.Hopper chain (6) is arranged on the inner driving wheel (4) of hopper case (1), on hopper chain (6), being furnished with equally spaced cross section is trapezoidal ladder type chain link (5), between every two trapezoidal chain links (5), form trapezoidal hopper, between ladder type chain link (5), by pin, be coupled to each other and form a hopper chain (6).
By mud dosing equipment, can realize the mud equivalent that will wet sends in crowded mud equipment uniformly, to reach mud and high-temperature gas contact area increases widely, improve heat transfer efficiency, thereby can shorten the time of drying of wet mud in next step operation, and then can improve the processing power of mud drying device in next step operation.
In this example, according to a kind of sludge treating system of second aspect present invention embodiment, comprise into mud equipment (scheming not shown), mud dosing equipment, squeeze mud equipment (scheming not shown).The sludge inlet of mud dosing equipment by flange with enter mud equipment and be connected, enter upstream that mud equipment is located at described mud dosing equipment to carry wet mud in described mud dosing equipment; The mud discharge port of mud dosing equipment, is connected with crowded mud equipment by flange, squeezes mud equipment and is located at described mud dosing equipment below, with the wet mud of accepting to carry from described mud dosing equipment the mud extrusion molding of wetting.
Above-described embodiment is only explanation technical conceive of the present invention and feature; its object is to allow person skilled in the art can understand content of the present invention and implement according to this; can not limit the scope of the invention with this; all equivalences that spirit is done according to the present invention change or modify, within all should being encompassed in protection scope of the present invention.
Claims (10)
1. a mud dosing equipment, it is characterized in that: comprise hopper case (1), described hopper case (1) top has sludge inlet (2) and inside limits for holding the accommodating chamber of hopper chain (6) and driving wheel (4), and the bottom of hopper case (1) has mud discharge port (3); Driving wheel (4); described driving wheel (4) is arranged in the inner two ends, left and right of hopper case (1); and be connected with hopper case (1) by longitudinal axes (7), driving wheel (4) can pivotable around its longitudinal axes medullary ray, and the cross section of driving wheel (4) is circle; Hopper chain (6), described hopper chain is arranged on the inner driving wheel (4) of hopper case (1), and along driving wheel (4), longitudinally rotate in hopper case (1), on hopper chain (6), be furnished with equally spaced positive isosceles ladder type chain link, every two chain internodes form hopper for isosceles trapezoid.
2. mud dosing equipment according to claim 1, it is characterized in that: described driving wheel (4) comprises that cross section is circular circle segments, coaxial longitudinal axes (7) is extended respectively in the both sides longitudinally of described circle segments, and described longitudinal axes (7) is located at respectively on the sidewall longitudinally of described hopper case (1) pivotly.
3. mud dosing equipment according to claim 1, is characterized in that: described hopper case (1) comprises tank wall, and described tank wall limits the space of top sludge inlet and bottom mud discharge port.
4. mud dosing equipment according to claim 1, it is characterized in that: described hopper chain (6) comprises chain link, described chain link is to be coupled to each other by identical positive isosceles trapezoid chain link the e Foerderanlage forming, ladder chain internode is coupled to each other by pin, and forming one can be along the sealing conveying belt of drive shaft cycle rotation;
Trapezoidal chain link (5), described trapezoidal chain link is that cross section is trapezoidal, longitudinal length and driving wheel (4) length quite and by pin be coupled to each other form one complete can be along the chain of drive shaft turns.
5. mud dosing equipment according to claim 4, is characterized in that: the mud storage tank that the positive isosceles trapezoid chain internode of described hopper chain (6) forms is for falling isosceles trapezoid.
6. mud dosing equipment according to claim 4, is characterized in that: mud storage tank volume size that the positive isosceles trapezoid chain internode of described hopper chain (6) forms is identical and be evenly arranged.
7. mud dosing equipment according to claim 5, is characterized in that: described hopper chain (6) can be around drive shaft circular flow.
8. mud dosing equipment according to claim 3, is characterized in that: described hopper case (1) sludge inlet and mud discharge port are flange-interface.
9. mud dosing equipment according to claim 2, is characterized in that: between described driving wheel (4) and described hopper case (1) wallboard, by longitudinal axes (7), be connected.
10. a sludge treating system, is characterized in that: comprise the mud dosing equipment described in any one in claim 1-9; Enter mud equipment, described in enter upstream that mud equipment is located at described mud dosing equipment with to carrying wet mud in described mud dosing equipment; And crowded mud equipment, described crowded mud equipment is located at described mud dosing equipment below and communicates by described mud discharge port flange, with the wet mud of accepting to carry from described mud dosing equipment the mud extrusion molding of wetting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310521251.XA CN103755118A (en) | 2013-10-30 | 2013-10-30 | Sludge quantitative feeding device and sludge treatment system having same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310521251.XA CN103755118A (en) | 2013-10-30 | 2013-10-30 | Sludge quantitative feeding device and sludge treatment system having same |
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| CN103755118A true CN103755118A (en) | 2014-04-30 |
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| CN201310521251.XA Pending CN103755118A (en) | 2013-10-30 | 2013-10-30 | Sludge quantitative feeding device and sludge treatment system having same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104925536A (en) * | 2015-06-16 | 2015-09-23 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | Automatic feeding device |
| CN105417917A (en) * | 2015-11-30 | 2016-03-23 | 周孝芳 | Automatic feeding device for treatment and disposal of town sludge |
| CN111422556A (en) * | 2020-05-06 | 2020-07-17 | 福州狸堡科技有限公司 | Quantitative feeding device of bucket elevator |
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| EP1000551A2 (en) * | 1998-10-19 | 2000-05-17 | NUOVA EUROMEC S.r.l. | Device for making stick-supported solid food products |
| CN101445187A (en) * | 2008-12-26 | 2009-06-03 | 太原重工股份有限公司 | Heavy-duty plate feeder capable of preventing disalignment |
| CN201850208U (en) * | 2010-10-22 | 2011-06-01 | 江苏龙腾中和环境工程有限公司 | Novel water supply sludge dewatering device |
| CN203047988U (en) * | 2013-01-05 | 2013-07-10 | 邓志勇 | Novel automatic foldable material conveying machine |
| CN203845921U (en) * | 2013-10-30 | 2014-09-24 | 北京朗新明环保科技有限公司 | Sludge quantitative feeding device and sludge treatment system having sludge quantitative feeding device |
-
2013
- 2013-10-30 CN CN201310521251.XA patent/CN103755118A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1000551A2 (en) * | 1998-10-19 | 2000-05-17 | NUOVA EUROMEC S.r.l. | Device for making stick-supported solid food products |
| CN101445187A (en) * | 2008-12-26 | 2009-06-03 | 太原重工股份有限公司 | Heavy-duty plate feeder capable of preventing disalignment |
| CN201850208U (en) * | 2010-10-22 | 2011-06-01 | 江苏龙腾中和环境工程有限公司 | Novel water supply sludge dewatering device |
| CN203047988U (en) * | 2013-01-05 | 2013-07-10 | 邓志勇 | Novel automatic foldable material conveying machine |
| CN203845921U (en) * | 2013-10-30 | 2014-09-24 | 北京朗新明环保科技有限公司 | Sludge quantitative feeding device and sludge treatment system having sludge quantitative feeding device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104925536A (en) * | 2015-06-16 | 2015-09-23 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | Automatic feeding device |
| CN105417917A (en) * | 2015-11-30 | 2016-03-23 | 周孝芳 | Automatic feeding device for treatment and disposal of town sludge |
| CN111422556A (en) * | 2020-05-06 | 2020-07-17 | 福州狸堡科技有限公司 | Quantitative feeding device of bucket elevator |
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Application publication date: 20140430 |