CN201050927Y - Screw type extruding desiccation machine - Google Patents
Screw type extruding desiccation machine Download PDFInfo
- Publication number
- CN201050927Y CN201050927Y CNU2007200712919U CN200720071291U CN201050927Y CN 201050927 Y CN201050927 Y CN 201050927Y CN U2007200712919 U CNU2007200712919 U CN U2007200712919U CN 200720071291 U CN200720071291 U CN 200720071291U CN 201050927 Y CN201050927 Y CN 201050927Y
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- China
- Prior art keywords
- screw
- screw rod
- helical blade
- desiccation machine
- extruding
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- Treatment Of Sludge (AREA)
Abstract
The utility model discloses a screw extruding-desiccation machine, which comprises a shell of a body connected with a feed inlet, an outfall and a discharge port, further comprises a mechanical transmission, a screw, a helical blade, filter cylinders and cleaning pipelines, wherein the screw and the housing are connected with the mechanical transmission, the filter cylinders are arranged on the periphery of the helical blade, the cleaning pipelines are arranged on the periphery of the filter cylinders, the screw is a conical shaft, the helical blade is a variable-pitch blade, and a back pressure discharging ring is further arranged on the discharge port of the screw. The pitch of the helical blade which is divided into three segments is arranged on the screw, and the size of meshes of a filter screen is unequally arranged along the axis of the screw. Via above structure, the change of the distance of the blades in the screw and the compression effect which is mutually produced by the screw, the sludge is pressed along with the rotation of the screw, the water which is contained in the sludge is separated and is discharged through the filter screen, thereby greatly reducing the moisture percentage of a mud cake, and achieving the purpose of extruding and desiccation. The utility model has the advantages of high dehydration efficiency, wide application range, small floor area, easy maintenance, high maneuverability and low operation cost.
Description
Technical field
The utility model relates to rotary squeezing dehydration device, relates in particular to the screw extruding-desiccation machine.
Background technology
In order to protect environment; various sewage all need could discharge through handling; sewage is through producing a large amount of mud after the precipitation process; both made through concentrating and digestion process, moisture content is still up to more than 90%, and its volume is very big; disposal is difficult to dissolve; must improve the solid content of mud cake through processed, to reduce the floor space that mud banks up and the expense of subsequent treatment.General big-and-middle-sized sewage treatment plant all adopts the mechanical type dehydration at present, and the kind of dewaterer is a lot, can be divided into vacuum filtering and dewatering, filter-press dehydration and centrifugal dehydration three major types by the mechanical dehydration principle.Mainly contain belt filter pressing dehydrator, plate and frame filter pressing dehydrator and centrifugal dehydrator.The belt filter pressing dehydrator is to carry sludge blanket secretly by the strainer of two tensionings up and down, S-shaped process from the roll-in tube of a succession of regular arrangement, the tension force of dependence strainer itself forms squeezing and the shearing force to sludge blanket, the capillary water in the sludge blanket is pushed out, thereby realize sludge dewatering; Plate and frame type filter-press is the extruding by sheet frame, and the water in the mud is discharged by filter cloth, reaches the dehydration purpose; Centrifugal dehydrator mainly by reprinting and be with the auger conveyor of hollow rotating shaft to form, after mud is sent into rotating cylinder by hollow rotating shaft, under the centrifugal action that rotation produces at a high speed, is got rid of the people immediately and is changeed in the hub chamber to reach the purpose of dehydration.But above-mentioned various device all has moisture content of the cake higher, and occupation area of equipment is big, and operating environment is poor, maintenance difficulty, shortcomings such as operating cost height.
Summary of the invention
It is low that technical problem to be solved in the utility model provides a kind of moisture content of the cake, the easy care maintenance, and floor space is little, and operating cost is low, the screw extruding-desiccation machine of good operability.
For solving the problems of the technologies described above, the utility model screw extruding-desiccation machine comprises base, front and back two supporting bases, motor reducing transmission device, be erected at the screw rod on two supporting bases, the one head is connected with the shaft of motor reducing transmission device, and the compartment of terrain is enclosed within screw rod periphery and the body fuselage between two supporting bases, this body fuselage is provided with a feed hopper with charging aperture being positioned on the front walls of screw rod, feed hopper be shaped as the frustum of a cone, be provided with a feed box with discharging opening on the rear wall of screw rod being positioned at, and be provided with discharge outlet in the middle wall bottom, the screw rod of this screw extruding-desiccation machine is the pre-small post-large diminished shaft of diameter, and helical blade is the helical blade of varying pitch, and the position that is positioned at feed box at screw rod is provided with back pressure discharging ring; It also comprises filter cylinder, and described filter cylinder is connected between screw rod and the body fuselage and between the relative wall with feed box of preceding supporting base; Also comprise the cleaning pipeline, its outer peripheral face around described filter cylinder is installed, and its water inlet is arranged on the wall of body fuselage; Described back pressure discharging ring is the cone-shaped ring shape of two semicircles, is fixed on the screw rod by adpting flange; Described helical blade pitch on screw rod with three sections distributions of pre-large post-small one-tenth, every section 3-5 helical blade; Described filter cylinder mesh size does not wait distribution in pre-large post-small mode along the screw axis direction; And on described base, be provided with and described discharge outlet and the corresponding hole of discharging opening.
Because the utility model screw extruding-desiccation machine has adopted diminished shaft, and helical blade is the spirality variable-pitch blade, and back pressure discharging ring has been installed at the screw rod position of feed box, utilize the change and the screw rod of screw rod intra vane spacing to produce compression mutually, along with the rotation mud of screw rod is extruded, the mud contained humidity is separated and discharge by filter cylinder, make moisture content of the cake reduce greatly, and the pressure of extruding mud can be regulated by back pressure discharging ring.This unit floor space is little, the easy care maintenance, and easy and simple to handle, operating cost is low.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and embodiments:
Fig. 1 is the structural representation of the utility model screw extruding-desiccation machine.
The specific embodiment
Fig. 1 is the structural representation of the utility model screw extruding-desiccation machine.This screw extruding-desiccation machine comprises base 12, preceding supporting base 11 and rear branching holder 10, motor reducing transmission device 4, be erected at the screw rod 5 on two supporting bases, the one head is connected with the shaft of motor reducing transmission device 4, and the compartment of terrain is enclosed within screw rod 5 peripheries and the body fuselage 9 between preceding supporting base 11 and rear branching holder 10, this body fuselage 9 is provided with a feed hopper 13 with charging aperture 1 on the front walls that is positioned at screw rod 5, it is shaped as the frustum of a cone, on the rear wall that is positioned at screw rod 5, be provided with a feed box 14 with discharging opening 3, and be provided with discharge outlet 2 in the middle wall bottom, the screw rod 5 of this screw extruding-desiccation machine is the pre-small post-large diminished shaft of diameter, helical blade 6 is helical blades of varying pitch, the position that is positioned at feed box 14 at screw rod 5 is provided with back pressure discharging ring 15, back pressure discharging ring is the cone-shaped ring shape of two semicircles, is fixed on the screw rod by adpting flange; It also comprises filter cylinder 7, and described filter cylinder 7 is connected between screw rod 5 and the body fuselage 9 and between preceding supporting base 11 and feed box 14 relative walls; Also comprise cleaning pipeline 8, its outer peripheral face around described filter cylinder 7 is installed, and its water inlet is arranged on the wall of body fuselage 9; The pitch of described helical blade 6 on screw rod 5 with three sections distributions of pre-large post-small one-tenth, every section 3-5 helical blade; Described filter cylinder 7 mesh sizes do not wait distribution in pre-large post-small mode along screw rod 5 axis directions; And on described base 12, be provided with and described discharge outlet 2 and discharging opening 3 corresponding holes.
Mud flows into charging aperture 1 through feed hopper 13 nationality gravity and does first section filtration, screw rod 5 has mud concurrently with helical blade 6 and carries and squeeze function, helical blade 6 adopts the design of spiral deformation helical pitch, it is divided into three zones, the first area is a filtered water section, helical blade 6 spacing maximums, tool conveying function, second area are low-pressure area, and helical blade 6 spacings reduce, begin mud is produced pressure, the 3rd zone is the higher-pressure region, helical blade 6 spacing minimums, and utilize high pressure that sludge pressing is dewatered this moment, can regulate this pressure by back pressure discharging ring 15, to reach the optimum performance of machine; The major function of filter cylinder 7 of being located at helical blade 6 peripheries is for filtering moisture, and filter cylinder 7 is divided into three sections according to sludge characteristics, flow distribution situation, and every section mesh size and quantity are all inequality, so that mud is extruded Shi Shuineng and separates rapidly; Filter cylinder 7 top layers are easily blocked because of mesh in the sludge handling process, can have influence on the dehydrating effect of mud, thus be provided with cleaning pipeline 8 at filter cylinder 7 peripheries, with regular cleaning filter cylinder; High torsion reductor motor is adopted in the driving of this screw extruding-desiccation machine, adopts sprocket wheel, chain drive; Sludge filtration water and rinse water are discharged through discharge outlet 2, sludge cake through feed box 14 by discharging opening 3 dischargings.
This screw extruding-desiccation machine moves under low speed, its sludge dewatering best results during with 0.5-3 rev/min.
Claims (8)
1. screw extruding-desiccation machine, comprise base, two supporting bases, motor reducing transmission device, be erected at screw rod and helical blade on two supporting bases, one of screw rod is connected with the shaft of motor reducing transmission device, and the compartment of terrain is enclosed within screw rod periphery and the body fuselage between two supporting bases, it is characterized in that: described body fuselage is provided with a feed hopper with charging aperture on the front walls top that is positioned at screw rod, be provided with a feed box with discharging opening on the rear wall of screw rod being positioned at, and be provided with discharge outlet in the middle wall bottom, described screw rod is the pre-small post-large diminished shaft of diameter, described helical blade is the helical blade of varying pitch, and the position that is positioned at feed box at described screw rod is provided with back pressure discharging ring.
2. a kind of screw extruding-desiccation machine according to claim 1 is characterized in that: also comprise filter cylinder, described filter cylinder is connected between screw rod and the body fuselage and between the relative wall with feed box of preceding supporting base.
3. a kind of screw extruding-desiccation machine according to claim 1 is characterized in that: described back pressure discharging ring is the cone-shaped ring shape of two semicircles, is fixed on the screw rod by adpting flange.
4. a kind of screw extruding-desiccation machine according to claim 1, it is characterized in that: described feed hopper is the frustum of a cone.
5. a kind of screw extruding-desiccation machine according to claim 1 is characterized in that: also comprise the cleaning pipeline, its outer peripheral face around described filter cylinder is installed, and its water inlet is arranged on the wall of body fuselage.
6. a kind of screw extruding-desiccation machine according to claim 1 is characterized in that: described helical blade pitch on screw rod with three sections distributions of pre-large post-small one-tenth, every section 3-5 helical blade.
7. a kind of screw extruding-desiccation machine according to claim 1 is characterized in that: the mesh size of described filter cylinder does not wait distribution in pre-large post-small mode along the screw axis direction.
8. a kind of screw extruding-desiccation machine according to claim 1 is characterized in that: be provided with on described base and described discharge outlet and the corresponding hole of discharging opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200712919U CN201050927Y (en) | 2007-06-19 | 2007-06-19 | Screw type extruding desiccation machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200712919U CN201050927Y (en) | 2007-06-19 | 2007-06-19 | Screw type extruding desiccation machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201050927Y true CN201050927Y (en) | 2008-04-23 |
Family
ID=39337417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200712919U Expired - Lifetime CN201050927Y (en) | 2007-06-19 | 2007-06-19 | Screw type extruding desiccation machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201050927Y (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102688878A (en) * | 2012-03-17 | 2012-09-26 | 珠海慧生能源技术发展有限公司 | Municipal solid waste biomass environment-friendly renewable energy drying system |
| CN102690034A (en) * | 2012-03-17 | 2012-09-26 | 珠海慧生能源技术发展有限公司 | Paper sludge biomass environmental-protection renewable energy drying system |
| CN103373799A (en) * | 2012-04-17 | 2013-10-30 | 泰州市蓝海环保科技有限公司 | Novel spiral shaft applicable to spiral sludge squeezing and dewatering machine |
| CN104176895A (en) * | 2013-05-27 | 2014-12-03 | 吕伟国 | Mud-water separation mechanism |
| CN104315807A (en) * | 2014-09-24 | 2015-01-28 | 宜兴市格兰特干燥浓缩设备有限公司 | Screw squeezer |
| CN105084946A (en) * | 2015-08-13 | 2015-11-25 | 浙江明佳环保科技有限公司 | Livestock excrement treatment machine |
| CN105130161A (en) * | 2015-09-11 | 2015-12-09 | 山东晨钟机械股份有限公司 | Sludge dewatering system |
| CN105928328A (en) * | 2016-07-11 | 2016-09-07 | 济南大学 | Device for spirally squeezing and dehydrating enteromorpha |
| CN106242227A (en) * | 2016-08-24 | 2016-12-21 | 江苏鸿佑环保有限公司 | Variable gap inorganic sludge concentration and dewatering all-in-one |
| CN106396331A (en) * | 2016-07-12 | 2017-02-15 | 厦门威迪思汽车设计服务有限公司 | A sludge concentration-dehydration-drying integrated treatment plant and a treating method thereof |
| CN106671466A (en) * | 2017-02-04 | 2017-05-17 | 北京利晟新能生物科技中心（有限合伙） | Screw extruder for plant straw dehydration |
| CN106739087A (en) * | 2017-02-04 | 2017-05-31 | 北京利晟新能生物科技中心（有限合伙） | For the screw extruder of gas-explosive material dehydration |
| CN114198988A (en) * | 2021-12-29 | 2022-03-18 | 双胞胎（集团）股份有限公司 | A dewatering system for domestic animal feed ingredient |
| CN114226075A (en) * | 2021-12-16 | 2022-03-25 | 河北惠尔信新材料有限公司 | Ferrous sulfate splitter |
-
2007
- 2007-06-19 CN CNU2007200712919U patent/CN201050927Y/en not_active Expired - Lifetime
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102690034A (en) * | 2012-03-17 | 2012-09-26 | 珠海慧生能源技术发展有限公司 | Paper sludge biomass environmental-protection renewable energy drying system |
| CN102688878B (en) * | 2012-03-17 | 2014-12-17 | 珠海慧生能源技术发展有限公司 | Municipal solid waste biomass environment-friendly renewable energy drying system |
| CN102688878A (en) * | 2012-03-17 | 2012-09-26 | 珠海慧生能源技术发展有限公司 | Municipal solid waste biomass environment-friendly renewable energy drying system |
| CN103373799A (en) * | 2012-04-17 | 2013-10-30 | 泰州市蓝海环保科技有限公司 | Novel spiral shaft applicable to spiral sludge squeezing and dewatering machine |
| CN104176895A (en) * | 2013-05-27 | 2014-12-03 | 吕伟国 | Mud-water separation mechanism |
| CN104176895B (en) * | 2013-05-27 | 2019-08-30 | 吕伟国 | Mud-water separation mechanism |
| CN104315807A (en) * | 2014-09-24 | 2015-01-28 | 宜兴市格兰特干燥浓缩设备有限公司 | Screw squeezer |
| CN105084946A (en) * | 2015-08-13 | 2015-11-25 | 浙江明佳环保科技有限公司 | Livestock excrement treatment machine |
| CN105130161B (en) * | 2015-09-11 | 2018-10-19 | 山东晨钟机械股份有限公司 | Sludge dewatering system |
| CN105130161A (en) * | 2015-09-11 | 2015-12-09 | 山东晨钟机械股份有限公司 | Sludge dewatering system |
| CN105928328A (en) * | 2016-07-11 | 2016-09-07 | 济南大学 | Device for spirally squeezing and dehydrating enteromorpha |
| CN105928328B (en) * | 2016-07-11 | 2018-06-29 | 济南大学 | A kind of device of screw press dehydration Enteromorpha |
| CN106396331A (en) * | 2016-07-12 | 2017-02-15 | 厦门威迪思汽车设计服务有限公司 | A sludge concentration-dehydration-drying integrated treatment plant and a treating method thereof |
| CN106242227A (en) * | 2016-08-24 | 2016-12-21 | 江苏鸿佑环保有限公司 | Variable gap inorganic sludge concentration and dewatering all-in-one |
| CN106671466A (en) * | 2017-02-04 | 2017-05-17 | 北京利晟新能生物科技中心（有限合伙） | Screw extruder for plant straw dehydration |
| CN106739087A (en) * | 2017-02-04 | 2017-05-31 | 北京利晟新能生物科技中心（有限合伙） | For the screw extruder of gas-explosive material dehydration |
| CN106739087B (en) * | 2017-02-04 | 2019-06-21 | 包头国士鼎盛投资有限公司 | Screw extruder for steam-puffed plant straw and stalk material dewatering |
| CN114226075A (en) * | 2021-12-16 | 2022-03-25 | 河北惠尔信新材料有限公司 | Ferrous sulfate splitter |
| CN114198988A (en) * | 2021-12-29 | 2022-03-18 | 双胞胎（集团）股份有限公司 | A dewatering system for domestic animal feed ingredient |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HEBEI GUOHUI ENVIRONMENTAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SHANGHAI RUIHUI MACHINERY EQUIPMENT MANUFACTURING CO., LTD. Effective date: 20130116 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201315 NANHUI, SHANGHAI TO: 052360 SHIJIAZHUANG, HEBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130116 Address after: Xinji City, Hebei province 052360, South Shijiazhuang City Economic Development Zone, Industrial Road on the west side of the road Patentee after: HEFEI GUOHUI ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. Address before: The eight group Tanzhi town Nanhui District Renyi village of Shanghai city in 201315 Patentee before: Shanghai Ruihui Machinery Equipment Manufacturing Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20080423 |
|
| CX01 | Expiry of patent term |