CN200984474Y - Rake-free high concentration thickening machine - Google Patents
Rake-free high concentration thickening machine Download PDFInfo
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- CN200984474Y CN200984474Y CN 200620121943 CN200620121943U CN200984474Y CN 200984474 Y CN200984474 Y CN 200984474Y CN 200620121943 CN200620121943 CN 200620121943 CN 200620121943 U CN200620121943 U CN 200620121943U CN 200984474 Y CN200984474 Y CN 200984474Y
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Abstract
A non-harrow high-concentration thickener suitable for solid-liquid separation in industries such as metallurgy, chemical industry, light industry, food, pharmacy and environmental control, which adopts unique tangent feeding mode and a structure of big aspect ratio without discharging harrow and corresponding drive mechanism, wherein, a big bell mouth feeding vertical shaft, a small bell mouth circulation vertical shaft and a ring sedimentation tapered plate are enlarged; the aspect ratio of a cylinder section is increased; in addition, a double-taper compression zone structure is adopted to realize smooth release of high concentration underflow through a discharging taper at small angle. The thickener has the advantages of simple structure, no drive mechanism, high efficiency of thickening area and low running cost with concentration of the first section thickening underflow being more than 60 percent.
Description
Affiliated technical field
The utility model patent relates to a kind of nothing rake high concentration concentrator, adopts the unique internal structure that helps accelerating solid particle, the sedimentation of particle floc sedimentation, has realized high efficiency Separation of Solid and Liquid; Adopt bigger ratio of height to diameter and small-angle not to have the rake discharging, improved solid discharge concentration effectively.
Background technology
Separation of Solid and Liquid is common operation during process industrials such as metallurgy, chemical industry, light industry, food, pharmacy, environmental improvement are produced, traditional dense technology is to adopt common concentrator or Hhigh-efficient thickener, exist equipment investment big, deficiency such as big, the dense area efficiency of floor space is low, the underflow concentration of emission is low.The related nothing rake high concentration concentrator of this patent is compared with Hhigh-efficient thickener with common concentrator, rake and transmission mechanism thereof have been cancelled, adopted unique tangent line to give the ore deposit mode, typhon mouth feed shaft, toy trumpet mouth circulation vertical shaft and annular sedimentation cone-plate have been increased, increased the ratio of height to diameter of cylindrical section, adopted low-angle discharging awl, this equipment has simple in structure, unpowered mechanism, dense area efficiency height, underflow density up to the advantage more than 60%.
Summary of the invention
The purpose of the utility model patent provides a kind of nothing rake high concentration concentrator, realize the low concentration material efficient, high concentration is dense and recycling water utilization.
To achieve these goals, the technical scheme that the utility model adopted comprises:
The one, feedwell is a typhon shape feed shaft (5), helps forming stable material decanting zone.
The 2nd, in the middle of feed shaft (5), increased toy trumpet shape circulation vertical shaft (6), the internal circulating load of the interior low concentration material of circulation vertical shaft (6) can be regulated automatically along with the variation of input concentration height; When input concentration was hanged down, internal circulating load was little, and along with increasing of input concentration, internal circulating load also strengthens automatically, and the vertical shaft (6) that therefore circulates can dilute input concentration automatically, makes the sedimentation of solid particle more approach free settling, thereby increases its sinking speed, improves dense efficient.
The 3rd, adopt the tangential feed mode, material enters by the tangential direction of feed pipe (1) along feed shaft (5) face of cylinder, top, helping uniform distribution, the material of material in feed shaft (5) on the one hand fully mixes with medicament, on the other hand, material produces rotating flow along feed shaft (5) inwall, has quickened the sedimentation of solid particle.
The 4th, adopted the big cylindrical structural of ratio of height to diameter, cancelled and unloaded claw and transmission mechanism thereof.The shell portion that ratio of height to diameter is big (4) helps prolonging the sedimentation time and improves the underflow concentration of emission, realizes the deep Thickening of material.
The 5th, adopted bipyramid compressional zone structure.The large cone section on top (8) helps reducing the whole height of equipment, and the small cone section of bottom (9) helps the smooth discharging of high-concentration underflow.
The 6th, increased annular sedimentation cone-plate (7) at shell portion (4) and large cone section (8) intersection, help increasing settling area, upwards circular flow and the preliminary sedimentation that concentrates the back material to the interior low concentration of circulation vertical shaft (6) simultaneously has guide functions.
The utility model can be by one section dense dense product of high concentration that reaches more than 60% because special structure design is strong to the adaptability of input concentration and material properties.
Description of drawings
Fig. 1 is a concrete structure profilograph of the present utility model.
Among the figure, 1, feed pipe 2, medicament add pipe 3, annular downflow weir 4, shell portion 5, feed shaft 6, circulation vertical shaft 7, annular sedimentation cone-plate 8, large cone section 9, small cone section 10, underflow pipe
"------→ " expression high concentration material moving direction, "--------→ " expression low concentration material, liquid moving direction
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described in further detail.
Specification of the present utility model can represent that diameter can change in the scope from 1000mm to 12000mm with its shell portion (4) diameter.
1/20～1/40 of the desirable shell portion of feed pipe (1) caliber (4) diameter; Medicament adds pipe (2) can select 1～2 writing brush for use; The desirable 200mm of annular downflow weir (3) width, the desirable 200mm of the degree of depth.
Shell portion (4) highly is 1.5～2 times of its diameter; Feed shaft (5) total height is 1/2 of shell portion (a 4) height, and the height of top cylinder and lower cone respectively accounts for half of total height; The diameter of feed shaft (5) top cylinder is 1/5～1/4 of shell portion (a 4) diameter, and the bell-mouthed openings of sizes of lower cone is 1/2～3/5 of shell portion (a 4) diameter, and bell-mouthed lower position is positioned at half place of shell portion (4) height.
Circulation vertical shaft (6) total height is 1/2 of shell portion (a 4) height, and the height of its middle and upper part pipe accounts for 2/3, and the height of lower cone accounts for 1/3; The mouth of pipe of circulation vertical shaft (6) top pipe is positioned at half place of feed shaft (5) top cylinder height, its caliber is 1/16～1/20 of shell portion (a 4) diameter, and the bell-mouthed openings of sizes of circulation vertical shaft (6) lower cone is 5/18～1/3 of shell portion (a 4) diameter.
Feed shaft (5) can be fixed on the inwall of shell portion (4) by lacing wire, and circulation vertical shaft (6) can be fixed on the inwall of feed shaft (5) from top by gusset.
Annular sedimentation cone-plate (7) cross section is upright equilateral triangle, and the length of side is 1/5 of shell portion (a 4) diameter, and the bottom surface of settling cone is positioned at the intersection of shell portion (4) and large cone section (8).The annular sedimentation cone-plate (7) can by lacing wire be fixed in top circulation vertical shaft (6) bell-mouthed around.
90～100 ° of large cone section (8) cone angles highly are 1/5 of shell portion (4) diameter, and 60 ° of small cone section (9) cone angles highly are 1/3 of shell portion (4) diameter.
1/20～1/40 of the desirable shell portion of caliber (4) diameter of underflow pipe (10).
The course of work of the present utility model is; the material of low concentration is entered the mixed zone of feed shaft (5) top cylindrical section with tangential direction along the face of cylinder on feed shaft (5) top by feed pipe (1); flocculating agent; flocculant can add pipe (2) by the feed pipe medicament and add; medicament tentatively mixes in feed pipe (1) with the material of low concentration; after tangent line enters the mixed zone of feed shaft (5) top cylindrical section; when doing the cycle circular motion; medicament and material further mix; material is in the process that moves downward; because the cross-sectional area of feed shaft (5) increases gradually; material moves downward speed to be reduced gradually; therefore begin the sedimentation separation of solid-liquid at horn mouth place, feed shaft (5) bottom; oarse-grained solid particle or floc sedimentation at first contact with the outer conical surface of circulation vertical shaft (6) toy trumpet mouth; continuous deposition and landing along with solid; it is poor to have formed material concentration at toy trumpet mouth inside and outside; this concentration difference can make the material of low concentration move upward along circulation vertical shaft (6); and enter feed shaft (5) from the top; entering of low concentration recycle stock; diluted the material that feeds in the feed shaft (5); can make the sedimentation of material more approach free settling, thereby increase its sinking speed.The size of inside and outside concentration extent of circulation vertical shaft (6) horn mouth and feed concentration is positively related, increase along with feed concentration, the inside and outside concentration difference of horn mouth also increases thereupon, thereby the recycle stock amount of low concentration is upwards also increased automatically, and diluting effect increases automatically.The preliminary material that concentrates that forms in the decanting zone is in downward motion process, can continue further to concentrate at annular sedimentation cone-plate (7) conical surface and transition region all around thereof, enter the compressional zone of forming by large cone section (8) and small cone section (9) then, further concentrate the back and discharge by underflow pipe (10).The handstand annular cones decanting zone that constitutes between the shell portion (4) on the typhon mouth of feed shaft (5) and concentrator top sectional area from bottom to top increases gradually, in the little place of sectional area, upflow velocity is bigger, helps the mutual collision of material and growing up of floc sedimentation; Along with the increase gradually of sectional area, upflow velocity reduces gradually, and the floc sedimentation of growing up will restart sedimentation under the effect of gravity, and last result forms settling section on the top of shell portion (4), and the overflow of clarification is discharged from annular downflow weir (3).
Claims (5)
1, a kind of nothing rake high concentration concentrator comprises that feed pipe (1), medicament add pipe (2), annular downflow weir (3), shell portion (4), feed shaft (5), circulation vertical shaft (6), annular sedimentation cone-plate (7), large cone section (8), small cone section (9), underflow pipe (10), it is characterized in that: do not have and unload claw and transmission mechanism thereof, adopted the big contour structures of ratio of height to diameter, ratio of height to diameter is 1.5 ~ 2 times.
2, nothing rake high concentration concentrator according to claim 1, it is characterized in that: adopted bipyramid compressional zone structure, the cone angle of large cone section (8) is 90～100 °, highly is 1/5 of shell portion (4) diameter, the cone angle of small cone section (9) is 60 °, highly is 1/3 of shell portion (4) diameter.
3, nothing rake high concentration concentrator according to claim 1, it is characterized in that: feedwell is a typhon shape feed shaft (5), feed shaft (5) total height is 1/2 of shell portion (a 4) height; The diameter of feed shaft (5) top cylinder is 1/5～1/4 of shell portion (a 4) diameter, and the bell-mouthed openings of sizes of lower cone is 1/2～3/5 of shell portion (a 4) diameter, and bell-mouthed lower position is positioned at half place of shell portion (4) height.
4, nothing rake high concentration concentrator according to claim 1, it is characterized in that: in the middle of feed shaft (5), increased toy trumpet shape circulation vertical shaft (6), circulation vertical shaft (6) total height is 1/2 of shell portion (a 4) height, the height of its middle and upper part pipe accounts for 2/3, and the height of lower cone accounts for 1/3; The mouth of pipe of circulation vertical shaft (6) top pipe is positioned at half place of feed shaft (5) top cylinder height, its caliber is 1/20～1/16 of shell portion (a 4) diameter, and the bell-mouthed openings of sizes of circulation vertical shaft (6) lower cone is 5/18～1/3 of shell portion (a 4) diameter.
5, nothing rake high concentration concentrator according to claim 1, it is characterized in that: increased annular sedimentation cone-plate (7), the cross section of annular sedimentation cone-plate (7) is an equilateral triangle, the length of side is 1/5 of shell portion (a 4) diameter, and the bottom surface of settling cone is positioned at the intersection of shell portion (4) and large cone section (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620121943 CN200984474Y (en) | 2006-06-27 | 2006-06-27 | Rake-free high concentration thickening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620121943 CN200984474Y (en) | 2006-06-27 | 2006-06-27 | Rake-free high concentration thickening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200984474Y true CN200984474Y (en) | 2007-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620121943 Expired - Fee Related CN200984474Y (en) | 2006-06-27 | 2006-06-27 | Rake-free high concentration thickening machine |
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| Country | Link |
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| CN (1) | CN200984474Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105641977A (en) * | 2016-03-29 | 2016-06-08 | 中国恩菲工程技术有限公司 | Thickener |
| CN105664544A (en) * | 2016-03-29 | 2016-06-15 | 中国恩菲工程技术有限公司 | Thickener |
| CN105697060A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Sand silo |
| CN105697057A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Underground sand silo |
| CN105697058A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Sand silo |
| CN106975248A (en) * | 2017-05-08 | 2017-07-25 | 北京中矿东方矿业有限公司 | A kind of passive highly effective thickener |
| CN110152358A (en) * | 2019-05-23 | 2019-08-23 | 金诚信矿山工程设计院有限公司 | A kind of dense sand warehouse of depth cone for putting sand device with fluidisation |
-
2006
- 2006-06-27 CN CN 200620121943 patent/CN200984474Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105641977A (en) * | 2016-03-29 | 2016-06-08 | 中国恩菲工程技术有限公司 | Thickener |
| CN105664544A (en) * | 2016-03-29 | 2016-06-15 | 中国恩菲工程技术有限公司 | Thickener |
| CN105697060A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Sand silo |
| CN105697057A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Underground sand silo |
| CN105697058A (en) * | 2016-03-29 | 2016-06-22 | 中国恩菲工程技术有限公司 | Sand silo |
| CN105664544B (en) * | 2016-03-29 | 2018-12-04 | 中国恩菲工程技术有限公司 | Concentrator |
| CN106975248A (en) * | 2017-05-08 | 2017-07-25 | 北京中矿东方矿业有限公司 | A kind of passive highly effective thickener |
| CN110152358A (en) * | 2019-05-23 | 2019-08-23 | 金诚信矿山工程设计院有限公司 | A kind of dense sand warehouse of depth cone for putting sand device with fluidisation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071205 Termination date: 20120627 |