CN203609932U - Flow stabilizer for thickener - Google Patents
Flow stabilizer for thickener Download PDFInfo
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- CN203609932U CN203609932U CN201320603600.8U CN201320603600U CN203609932U CN 203609932 U CN203609932 U CN 203609932U CN 201320603600 U CN201320603600 U CN 201320603600U CN 203609932 U CN203609932 U CN 203609932U
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- thickener
- cylindrical shell
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- current stabilizer
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Abstract
The invention relates to a flow stabilizer for a thickener in the field of thickener devices. The flow stabilizer comprises a barrel body closely covered with the outer wall of a central column of a central barrel of the thickener, the upper end of the barrel body is connected with a helical rotary table in the central barrel, a plurality of anticlockwise helical blade guide plates are evenly and circularly distributed at the upper end of the outer wall of the barrel body, a circle of bulge collecting groove is formed in the lower part of the outer wall of the barrel body, a plurality of radial splitter plates are evenly and circularly distributed at the middle-lower part of the outer wall of the barrel body, and a plurality of advection pipes extending outwards are evenly distributed on the side wall of the collecting groove in a through manner. According to the flow stabilizer, the retention time of slurry in a thickening tank can be prolonged effectively, so that the purpose of increase of the underflow concentration of the hydraulic double-bridge dual-drive thickener is achieved on the premise that the sedimentation effect is not affected.
Description
[technical field]
The utility model relates to thickener device field, especially relates to a kind of constant-current stabilizer that is applied to hydraulic pressure doube bridge Dual Drive thickener.
[background technology]
Known, hydraulic pressure doube bridge Dual Drive thickener is mainly applicable to process the Separation of Solid and Liquid of thick heavy industry slip, it is widely used in the processing operation of the departments such as metallurgy, mine, coal, chemical industry, building materials and environmental protection to sludge, waste water, waste residue, and in the industry such as water source and sewage disposal, contain the concentrated of solid slip liquid and purify, it is all significant to improving the aspects such as recycling water utilization rate and underflow transportation concentration and environmental protection; Thickener is to utilize the material particles natural subsidence under the effect of self gravitation in slip to complete concentrated, be that slip is entering after concentration basin, at the bottom of material particles in slip can rely on the effect of self gravitation to be settled down to gradually the conical tank of inclination, the pulp density in concentration basin can top-downly present the interval of these four variable concentrations of settling section, decanting zone, transition region and compressional zone; Wherein, the high concentration product that is deposited in compressional zone by the rake that rotates by the discharge gate at Pa Xiangchidi center gradually, then deliver to filter by sand pump or filter press further dewaters, the clear water between the settling section of upper strata, pond is continuously discharged and recycling water utilization by the downflow weir of thickener;
But, because the sinking speed of slip is to calculate with the sinking speed of decanting zone, the Time dependent that the ultimate density of concentrated product is stopped in compressional zone by slip, it is most times that compression process often occupies whole concentration process, and the height increase of compressional zone also can make underflow density be improved, therefore, existing thickener all adopts interpolation flocculant to increase the height of compressional zone mostly, and then to increase underflow density, but such operation certainly will cause the clear water of settling section to pollute, and recycles thereby cause clear water to enter; In addition, because not having constant-current stabilizer or its, traditional thickener is just simply provided with water fender, therefore, slip is entering after concentration basin and can directly trickle to periphery, this very easily causes it in concentration basin, to form eddy current, thereby the fine granular materials having precipitated is stirred and rushed, and then directly have influence on the deposition effect of material, cause the operating efficiency of thickener low; For addressing this problem, the current practice is exactly the area of corresponding increase concentration basin, but can cause again like this huge structure of thickener, and cost of investment increases, and is also unfavorable for energy-conserving and environment-protective simultaneously;
[summary of the invention]
In order to overcome the deficiency in background technology, the utility model discloses a kind of thickener constant-current stabilizer, described constant-current stabilizer can effectively extend the time of staying of slip in concentration basin, thereby is issued to the object of the underflow density that improves hydraulic pressure doube bridge Dual Drive thickener in the prerequisite that does not affect deposition effect.
For achieving the above object, the utility model adopts following technical scheme:
A kind of thickener constant-current stabilizer, described constant-current stabilizer comprises cylindrical shell, counterclockwise helical blade deflector, material collecting tank, advection pipe and flow distribution plate radially; The newel outer wall of described cylindrical shell hard-pressed bale in central tube, the upper end of cylindrical shell and the corresponding level in helix swiveling plate bottom in central tube, the lower end of cylindrical shell and the concentration basin planar horizontal in the conical bottom in hole of gathering materials; The outer wall upper end of cylindrical shell is evenly equipped with the counterclockwise helical blade deflector of polylith for one week, and the outer wall bottom of cylindrical shell is provided with the material collecting tank of a circle evagination, within one week, is evenly equipped with radially flow distribution plate of polylith in the outer wall middle and lower part of cylindrical shell; Described material collecting tank sidewall connects and is evenly equipped with multiple outwardly directed advection pipes, and the diameter of a circle that the outer end of these advection pipes forms is greater than the outer end of all counterclockwise helical blade deflectors and the diameter of a circle that all radially flow distribution plates outer end forms.
Described thickener constant-current stabilizer, described cylindrical shell is made up of two half symmetrical shell rings.
Described thickener constant-current stabilizer, described cylinder body outer wall is evenly equipped with 16 counterclockwise helical blade deflectors.
Described thickener constant-current stabilizer, described cylinder body outer wall is laid with 16 radially flow distribution plates.
Described thickener constant-current stabilizer, downward-sloping 2 ° of the bottom land outer rim of described material collecting tank.
Described thickener constant-current stabilizer, described material collecting tank sidewall is laid with 16 advection pipes.
Described thickener constant-current stabilizer, described advection pipe outer end is inclined upwardly and is not more than 5 °.
Owing to adopting technical scheme as above, the present invention has following beneficial effect:
Thickener described in the utility model is not only simple in structure, with low cost with constant-current stabilizer, but also easy to use, is easy to safeguard; Described constant-current stabilizer can effectively slow down the sinking speed of material particles in slip and reduce the kinetic energy of particle, thereby extend accordingly the time of staying of the material particles in slip in thickener central tube, and then made hydraulic pressure doube bridge Dual Drive thickener reach the object that improves underflow density under the prerequisite that does not affect deposition effect.
[accompanying drawing explanation]
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the scheme of installation of the utility model in thickener.
In figure: 1, cylindrical shell; 2, counterclockwise helical blade deflector; 3, material collecting tank; 4, advection pipe; 5, flow distribution plate radially; 6, central tube; 7, helix swiveling plate.
[specific embodiment]
Can explain in more detail the utility model by the following examples, open the purpose of this utility model is intended to protect all changes and improvements within the scope of the utility model, and the utility model is not limited to the following examples:
Thickener constant-current stabilizer described in 1～2 by reference to the accompanying drawings, described constant-current stabilizer comprises cylindrical shell 1, counterclockwise helical blade deflector 2, material collecting tank 3, advection pipe 4 and flow distribution plate 5 radially; Described cylindrical shell 1 is tightly wrapped in the outer wall of central tube 6 Nei center concrete columns, reaches firmly fixed described device object with this; Install for ease of parcel, can adopt two half symmetrical shell rings jointly to form a complete cylindrical shell 1; The upper end of cylindrical shell 1 be positioned at central tube 6, that inside is provided with helix swiveling plate 7 bottoms of clockwise flight is corresponding to a horizontal plane, the lower end of cylindrical shell 1 and the concentration basin taper that the is positioned at central tube 6 upper planar horizontal in hole of gathering materials, thus be convenient to play by described constant-current stabilizer the effect that extends material Granula Subsidence Time; Described cylindrical shell 1 outer wall upper end is evenly equipped with 16 for one week for slowing down the counterclockwise helical blade deflector 2 of material particles sinking speed; The outer wall bottom of cylindrical shell 1 be provided with evagination and around cylindrical shell 1 one circles, for receiving the material collecting tank 3 of material particles of sedimentation; The outer wall middle and lower part of cylindrical shell 1 is evenly equipped with 16 radially flow distribution plates 5 for increasing the material particles sedimentation time for one week, and these radially flow distribution plate 5 and counterclockwise the distance between helical blade deflector 2 be greater than the radially distance between flow distribution plate 5 and material collecting tank 3;
Described material collecting tank 3 sidewalls are evenly equipped with 16 and connect material collecting tank 3 and outward extending advection pipe 4, and the material particles of being convenient in material collecting tank 3 flows out by these advection pipes 4; As required, the bottom land of material collecting tank 3 can be set as to downward-sloping 2 ° of outer rim, the outer end of these advection pipes 4 is all made as to the inclination angle that is upwards not more than 5 °, thereby reach in the time that central tube 6 rotates, can allow and be deposited in the object that the material particles in material collecting tank 3 is gone out by the outer end mouth of pipe jet flow of advection pipe 4; In addition, the diameter of a circle that the outer end of these advection pipes 4 forms is greater than respectively two diameter of a circles that the outer end of all counterclockwise helical blade deflectors 2 and the outer end of all radially flow distribution plates 5 form, thereby makes material particles gather materials and reached and can not rush the object of sedimentation material in the process in hole flowing into concentration basin taper through advection pipe 4.
When implementing thickener described in the utility model and using constant-current stabilizer, first described device is fixedly mounted on the center concrete column of concentration basin, then starting thickener turns clockwise, make slip enter central tube 6 by the heart channel of Hang-Shaoyin helix swiveling plate 7 in upper end, now, slip obtains the tangential acceleration under tiltedly of a clockwise spiral in helix swiveling plate 7, large granular materials motional inertia in slip is larger, after the 6 barrels collisions of itself and central tube directly along barrel sedimentation, fine granular materials in slip is able to slowing down sinking speed when by the counterclockwise helical blade of polylith deflector 2, and reduce particle kinetic energy and increased accordingly after the sedimentation time, enter into by the polylith radially shunting layer that radially flow distribution plate 5 forms, now, part sinking speed faster material particles directly falls into material collecting tank 3, then flowed out by multiple advection pipes 4 of material collecting tank 3 sidewall surroundings again, after entering into sedimentation transition region, enter again gradually sedimentation compressional zone, so just reach the object of effectively avoiding material and the scraper plate scrape along central tube 6 barrel sedimentations rushed to the material gathering materials in hole, simultaneously, the effect of the radially flow distribution plate 5 that the slower material particles of another part sinking speed is rotated forms radiation advection, and corresponding scattering to enters transition region in concentration basin, described constant-current stabilizer completes concentration process by changing the path of material sedimentation and the time of stop, and this not only contributes to material flocculation sediment, but also can effectively improve the concentration of concentrated underflow and the solids content of reduction overflow.
The utility model does not describe part in detail for prior art, therefore the utility model is not described in detail.
Claims (7)
1. a thickener constant-current stabilizer, is characterized in that: described constant-current stabilizer comprises cylindrical shell (1), counterclockwise helical blade deflector (2), material collecting tank (3), advection pipe (4) and flow distribution plate (5) radially; Described cylindrical shell (1) hard-pressed bale is at the newel outer wall of thickener central tube (6), the upper end of cylindrical shell (1) is connected with helix swiveling plate (7) bottom in central tube (6), planar horizontal in the conical bottom in the lower end of cylindrical shell (1) and central tube (6); The outer wall upper end of cylindrical shell (1) is evenly equipped with the counterclockwise helical blade deflector of polylith (2) for one week, the outer wall bottom of cylindrical shell (1) is provided with the material collecting tank (3) of a circle evagination, within one week, is evenly equipped with radially flow distribution plate (5) of polylith in the outer wall middle and lower part of cylindrical shell (1); Described material collecting tank (3) sidewall connects and is evenly equipped with multiple outwardly directed advection pipes (4), and the diameter of a circle that the outer end of these advection pipes (4) forms is greater than the outer end of all counterclockwise helical blade deflectors (2) and the diameter of a circle that all radially flow distribution plates (5) outer end forms.
2. thickener constant-current stabilizer according to claim 1, is characterized in that: described cylindrical shell (1) is made up of two half symmetrical shell rings.
3. thickener constant-current stabilizer according to claim 1, is characterized in that: described cylindrical shell (1) outer wall is evenly equipped with 16 counterclockwise helical blade deflectors (2).
4. thickener constant-current stabilizer according to claim 1, is characterized in that: described cylindrical shell (1) outer wall is laid with 16 radially flow distribution plates (5).
5. thickener constant-current stabilizer according to claim 1, is characterized in that: downward-sloping 2 ° of the bottom land outer rim of described material collecting tank (3).
6. thickener constant-current stabilizer according to claim 1, is characterized in that: described material collecting tank (3) sidewall is laid with 16 advection pipes (4).
7. according to the thickener constant-current stabilizer described in claim 1 or 6, it is characterized in that: described advection pipe (4) outer end is inclined upwardly and is not more than 5 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320603600.8U CN203609932U (en) | 2013-09-29 | 2013-09-29 | Flow stabilizer for thickener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320603600.8U CN203609932U (en) | 2013-09-29 | 2013-09-29 | Flow stabilizer for thickener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203609932U true CN203609932U (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320603600.8U Withdrawn - After Issue CN203609932U (en) | 2013-09-29 | 2013-09-29 | Flow stabilizer for thickener |
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| CN (1) | CN203609932U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103537123A (en) * | 2013-09-29 | 2014-01-29 | 中信重工机械股份有限公司 | Flow stabilizing device applied to concentrator |
| CN113599865A (en) * | 2021-07-26 | 2021-11-05 | 淮北市中芬矿山机器有限责任公司 | Efficient current stabilizer with adjusting mechanism for center transmission thickener |
| CN117049647A (en) * | 2023-10-12 | 2023-11-14 | 湖南三友环保科技有限公司 | Sludge concentration reflux separation device and sewage treatment system |
-
2013
- 2013-09-29 CN CN201320603600.8U patent/CN203609932U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103537123A (en) * | 2013-09-29 | 2014-01-29 | 中信重工机械股份有限公司 | Flow stabilizing device applied to concentrator |
| CN103537123B (en) * | 2013-09-29 | 2015-06-03 | 中信重工机械股份有限公司 | Flow stabilizing device applied to concentrator |
| CN113599865A (en) * | 2021-07-26 | 2021-11-05 | 淮北市中芬矿山机器有限责任公司 | Efficient current stabilizer with adjusting mechanism for center transmission thickener |
| CN117049647A (en) * | 2023-10-12 | 2023-11-14 | 湖南三友环保科技有限公司 | Sludge concentration reflux separation device and sewage treatment system |
| CN117049647B (en) * | 2023-10-12 | 2024-03-08 | 湖南三友环保科技有限公司 | Sludge concentration reflux separation device and sewage treatment system |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140528 Effective date of abandoning: 20150603 |
|
| RGAV | Abandon patent right to avoid regrant |