CN104567321A - Screw extruder for extrusion dehydration - Google Patents
Screw extruder for extrusion dehydration Download PDFInfo
- Publication number
- CN104567321A CN104567321A CN201410817624.2A CN201410817624A CN104567321A CN 104567321 A CN104567321 A CN 104567321A CN 201410817624 A CN201410817624 A CN 201410817624A CN 104567321 A CN104567321 A CN 104567321A
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- valve plate
- screw extruder
- extrusion dehydration
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- housing
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- Filtration Of Liquid (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to a screw extruder for extrusion dehydration. The screw extruder comprises a shell, a shaft-less spiral component and a valve plate, wherein shaft-less spiral blades of the shaft-less spiral component are positioned in the shell; forward conveying of materials is finished through the rotation of the shaft-less spiral blades; the front half part of the interior of the shell is a cylinder body for bearing the materials; the rear half part of the interior of the shell is a screen cylinder with meshes; the valve plate is hinged to the tail end of the shell; the materials are continuously extruded in the screen cylinder, so that the aim of solid and liquid separation is gradually fulfilled; separated waste water is drained through the meshes in the screen cylinder, and the finished materials are accumulated in the screen cylinder in the shell; when the action force of the finished materials is strong enough to overcome the self weight of the valve plate on the tail part of the shell, the valve plate is rotated to be opened. The gap that the current equipment cannot dehydrate municipal garbage is filled, and the screw extruder for extrusion dehydration is high in dehydration efficiency, good in adaptability to the materials and convenient to mount and maintain. The screw extruder for extrusion dehydration is particularly applied to extrusion dehydration operation on solid wastes, such as the municipal garbage, which are primarily crushed.
Description
Technical field
The present invention relates to environmental protection machinery equipment, more particularly, relate to a kind of screw extruder for extrusion dehydration.
Background technology
The equipment utilizing extrusion principle to dewater common at present mainly contains plate and frame filter press, folded spiral shell formula dewaterer etc.Plate and frame filter press has manual compression, mechanical compaction and hydraulic compression three kinds of forms, and during work, mixed liquor flows through filter medium (filter cloth), solid retention is on filter cloth, and pushing away long-pending formation filter cake gradually, filtrate then penetrates filter cloth, becomes not containing the clear liquid of solid.The folded spiral shell main body of folded spiral shell formula dewaterer be by retainer ring and travelling ring mutually stacked, helical axis runs through the filter wherein formed, and its leading portion is concentrating part, and back segment is de-watering section.Above-mentioned two kinds of extrusion dehydrations machinery is mainly used in the dewatering operation of Industrial Waste Water Treatments or mud, and is not suitable for the dehydration of municipal garbage.
Summary of the invention
The technical problem to be solved in the present invention is, provides a kind of carry out extrusion dehydration, energy-efficient screw extruder that can be used for materials such as municipal garbages.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of screw extruder for extrusion dehydration, comprise housing, shaftless screw assembly and valve plate, the Shaftless spiral blade of shaftless screw assembly is positioned at housing, by completing being fed forward of material without the rotation of all helical blades, the first half of enclosure interior is the cylindrical shell for support material, the latter half of enclosure interior is the screen drum of band eyelet, described valve plate is hinged on the tail end of housing, material is in screen drum and be constantly squeezed effect, thus reach the object of Separation of Solid and Liquid gradually, the eyelet of the waste water be separated on screen drum is discharged, and finished product materials is accumulated in the screen drum of enclosure interior, after its active force is enough to overcome the deadweight of housing afterbody valve plate, valve plate turns to be opened.
In such scheme, described shaftless screw assembly also comprises: motor, reductor, bearing block and power transmission shaft, and described motor via reducer, bearing block are connected with described Shaftless spiral blade with power transmission shaft.
In such scheme, the charge level of meeting of described Shaftless spiral blade is blunt fillet, and back of the body charge level is pointed corner cut.
In such scheme, described motor is frequency control motor.
Implement the screw extruder for extrusion dehydration of the present invention, there is following beneficial effect:
1, complete being fed forward of material by the rotation of Shaftless spiral blade, Shaftless spiral blade there will not be bridging putty phenomenon in running.
2, material to be constantly squeezed effect in screen drum, thus reach the object of Separation of Solid and Liquid gradually, the eyelet of the waste water be separated on screen drum is discharged, and finished product materials is accumulated in the screen drum of enclosure interior, after its active force is enough to overcome the deadweight of housing afterbody valve plate, material is by valve plate device for transferring.The present invention has filled up existing equipment carries out dewatering operation blank to municipal garbage, and its dewatering efficiency is high, good, convenient for installation and maintenance to the adaptability of material.The present invention is specially adapted to process the extrusion dehydration operation through solid waste such as preliminary broken municipal garbages.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing:
Fig. 1 is general structure schematic diagram front view when motor level is installed in the present invention;
Fig. 2 is general structure schematic diagram top view when motor level is installed in the present invention;
Fig. 3 is shaftless screw modular construction schematic diagram (installation of motor level);
Fig. 4 is general structure schematic diagram front view when motor is vertically installed in the present invention;
Fig. 5 is general structure schematic diagram top view when motor is vertically installed in the present invention;
Fig. 6 is shaftless screw modular construction schematic diagram (motor is vertically installed).
Detailed description of the invention
In order to there be understanding clearly to technical characteristic of the present invention, object and effect, now contrast accompanying drawing and describe the specific embodiment of the present invention in detail.
As Figure 1-Figure 4, the present invention comprises housing 2, shaftless screw assembly 3, screen drum 4, valve plate 5 for the screw extruder of extrusion dehydration.
Shaftless screw assembly 3 in the present invention drive in rotary manner material cylindrical shell 1 and be covered with eyelet screen drum 4 in moved to discharge end by feed end, the first half of housing 2 inside is the cylindrical shell 1 for support material, the latter half of housing 2 inside is the screen drum 4 of band eyelet, discharge end is provided with valve plate 5, and valve plate 5 is hinged on the tail end of housing 2.When material arrive valve plate 5 place but active force be not enough to overcome valve plate 5 conduct oneself with dignity time, material is accumulated in screen drum 4, and the promotion squeezing action being constantly subject to new material is to complete dewatering operation.Treat to a certain extent, material overcomes the deadweight of valve plate 5, and valve plate 5 is backed down, and the material after extrusion dehydration is by valve plate 5 device for transferring.
Often organize shaftless screw assembly 3 and comprise motor 6, reductor 7, bearing block 8, power transmission shaft 9 and Shaftless spiral blade 10, many group shaftless screw assemblies 3 are placed side by side, and motor 6 drives Shaftless spiral blade 10 to rotate.Shaftless spiral blade 10 adopts special process to make, and Shaftless spiral blade 10 effectively can avoid bridging, putty situation, and the present invention is particularly suitable for the extrusion dehydration job requirements of the solid waste such as municipal garbage and other prehensile, the stronger material of caking property.The present invention motor 6 level can be selected to install (Fig. 1-Fig. 3) according to technology arrangement demand or motor is vertically installed (Fig. 4-Fig. 6).
The charge level of meeting that Shaftless spiral blade 10 is designed to throughput direction from blade is supported or opposed the entrance angle of charge level with certain radian, meeting charge level and carrying on the back charge level of Shaftless spiral blade 10 is designed to blunt fillet and pointed corner cut respectively, can reduce spiral in rotary course with the friction of housing cylinder 1, reduce power consumption penalty, be convenient to large sheet, strip-shaped materials in course of conveying and clamp between blade 10 and cylindrical shell 1 by arranging entrance angle and shred simultaneously.
Further, in the present invention, motor 6 adopts frequency control motor, can adjust frequency, boost productivity for the characteristic variations of material, made equipment possess like this low energy consumption, high efficiency, the high-quality characteristic that features simple structure is easily exchanged.In addition, the present invention, while completing dewatering operation, can also reach the effect of convey materials, and the initial stage of having saved project construction undoubtedly drops into, and this also makes this equipment have a good application prospect.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to above-mentioned detailed description of the invention; above-mentioned detailed description of the invention is only schematic; instead of it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; do not departing under the ambit that present inventive concept and claim protect, also can make a lot of form, these all belong within protection of the present invention.
Claims (4)
1. the screw extruder for extrusion dehydration, it is characterized in that, comprise housing (2), shaftless screw assembly (3) and valve plate (5), the Shaftless spiral blade (10) of shaftless screw assembly (3) is positioned at housing, by completing being fed forward of material without the rotation of all helical blades (10), the first half of housing (2) inside is the cylindrical shell (1) for support material, the latter half of housing (2) inside is the screen drum (4) of band eyelet, described valve plate (5) is hinged on the tail end of housing (2), material is in screen drum (4) and the effect that is constantly squeezed, thus reach the object of Separation of Solid and Liquid gradually, the eyelet of the waste water be separated on screen drum (4) is discharged, and finished product materials accumulation in the screen drum (4) of enclosure interior, after its active force is enough to overcome the deadweight of housing afterbody valve plate (5), valve plate (5) turns to be opened.
2. the screw extruder for extrusion dehydration according to claim 1, it is characterized in that, described shaftless screw assembly (3) also comprises: motor (6), reductor (7), bearing block (8) and power transmission shaft (9), and described motor (6) is connected with described Shaftless spiral blade (10) with power transmission shaft (9) by reductor (7), bearing block (8).
3. the screw extruder for extrusion dehydration according to claim 1, is characterized in that, the charge level of meeting of described Shaftless spiral blade (10) is blunt fillet, and back of the body charge level is pointed corner cut.
4. the screw extruder for extrusion dehydration according to claim 1, is characterized in that, described motor (6) is frequency control motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410817624.2A CN104567321A (en) | 2014-12-24 | 2014-12-24 | Screw extruder for extrusion dehydration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410817624.2A CN104567321A (en) | 2014-12-24 | 2014-12-24 | Screw extruder for extrusion dehydration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104567321A true CN104567321A (en) | 2015-04-29 |
Family
ID=53083962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410817624.2A Pending CN104567321A (en) | 2014-12-24 | 2014-12-24 | Screw extruder for extrusion dehydration |
Country Status (1)
| Country | Link |
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| CN (1) | CN104567321A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985041A (en) * | 2021-03-08 | 2021-06-18 | 深圳市迅捷兴科技股份有限公司 | Circuit board moves back membrane section waste film sediment dewatering device |
| CN114273381A (en) * | 2022-01-06 | 2022-04-05 | 绿水青山环保科技（大连）有限公司 | Kitchen waste source treatment equipment and treatment method |
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| US7073433B2 (en) * | 2003-03-11 | 2006-07-11 | Jwc Environmental | Auger dewatering system |
| DE102006009442A1 (en) * | 2005-03-02 | 2006-09-07 | Andritz Inc. | Compression screw with a combination of single and double threads |
| CN102367007A (en) * | 2011-09-16 | 2012-03-07 | 浙江国裕资源再生利用科技有限公司 | Device for wringing papermaking waste residues |
| CN102700028A (en) * | 2012-06-18 | 2012-10-03 | 无锡绿科环保科技有限公司 | Squeezing machine |
| CN102748931A (en) * | 2012-07-19 | 2012-10-24 | 澳森凯（山东）机械制造有限公司 | Screw wringing machine |
| EP1992894B1 (en) * | 2007-05-14 | 2014-02-26 | Pallmann Maschinenfabrik Gmbh + Co. Kg | Device for removing water from bulk or flowable feed material through its compaction |
| CN203580176U (en) * | 2013-09-23 | 2014-05-07 | 厦门市隆兴化工机械有限公司 | Shaftless screw extruder |
| CN204346056U (en) * | 2014-12-24 | 2015-05-20 | 华新水泥(黄石)装备制造有限公司 | A kind of screw extruder for extrusion dehydration |
-
2014
- 2014-12-24 CN CN201410817624.2A patent/CN104567321A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7073433B2 (en) * | 2003-03-11 | 2006-07-11 | Jwc Environmental | Auger dewatering system |
| DE102006009442A1 (en) * | 2005-03-02 | 2006-09-07 | Andritz Inc. | Compression screw with a combination of single and double threads |
| EP1992894B1 (en) * | 2007-05-14 | 2014-02-26 | Pallmann Maschinenfabrik Gmbh + Co. Kg | Device for removing water from bulk or flowable feed material through its compaction |
| CN102367007A (en) * | 2011-09-16 | 2012-03-07 | 浙江国裕资源再生利用科技有限公司 | Device for wringing papermaking waste residues |
| CN102700028A (en) * | 2012-06-18 | 2012-10-03 | 无锡绿科环保科技有限公司 | Squeezing machine |
| CN102748931A (en) * | 2012-07-19 | 2012-10-24 | 澳森凯（山东）机械制造有限公司 | Screw wringing machine |
| CN203580176U (en) * | 2013-09-23 | 2014-05-07 | 厦门市隆兴化工机械有限公司 | Shaftless screw extruder |
| CN204346056U (en) * | 2014-12-24 | 2015-05-20 | 华新水泥(黄石)装备制造有限公司 | A kind of screw extruder for extrusion dehydration |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112985041A (en) * | 2021-03-08 | 2021-06-18 | 深圳市迅捷兴科技股份有限公司 | Circuit board moves back membrane section waste film sediment dewatering device |
| CN114273381A (en) * | 2022-01-06 | 2022-04-05 | 绿水青山环保科技（大连）有限公司 | Kitchen waste source treatment equipment and treatment method |
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Application publication date: 20150429 |
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