CN209791305U - Solid-liquid separation process system for fine-particle-size materials - Google Patents
Solid-liquid separation process system for fine-particle-size materials Download PDFInfo
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- CN209791305U CN209791305U CN201822219586.7U CN201822219586U CN209791305U CN 209791305 U CN209791305 U CN 209791305U CN 201822219586 U CN201822219586 U CN 201822219586U CN 209791305 U CN209791305 U CN 209791305U
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Abstract
the utility model provides a process system for solid-liquid separation of fine-grained materials, which comprises a stock solution tank, a circulating pump, a tubular membrane filtering device and a solid collector; the liquid outlet of the raw liquid tank is communicated with the liquid inlet of the circulating pump, and the liquid outlet of the circulating pump is communicated with the liquid inlet of the tubular membrane filtering device; the concentrated solution outlet of the tubular membrane filtering device is communicated with the liquid inlet of the stock solution tank, and the solid concentrated solution outlet of the tubular membrane filtering device is communicated with the liquid inlet of the fixed collector; the tubular membrane filtering device is provided with a permeate outlet. Fine grain diameter material solid-liquid separation's process systems, simple process, treatment effeciency are high, and after solid-liquid separation, contain the difficult adhesion of solid phase on solid collector's inner wall.
Description
Technical Field
The utility model belongs to the material separation field especially relates to a fine grain diameter material solid-liquid separation's process systems.
Background
In industrial production, solid-liquid separation is carried out on materials with fine particle diameters many times, filter press separation is carried out in the traditional process by adopting a filter press, filter cloth is easily blocked by the fine particle diameters in the filter press process, the filter cloth needs to be frequently replaced and cleaned, separation efficiency is greatly reduced, solid-liquid separation is difficult, and troubles are brought to enterprises. The novel solid-liquid separation system for the fine-grained materials, which is simple in development process and high in treatment efficiency, replaces the traditional filter press process, can efficiently realize solid-liquid separation of the fine-grained materials, and solves the problem that the solid-liquid separation of the fine-grained materials is difficult in the traditional process. In addition, after solid-liquid separation, the viscosity of the solid-containing phase is high, and the solid-containing phase is easily adhered to the wall of the container.
Disclosure of Invention
in view of this, the utility model aims at providing a fine grit material solid-liquid separation's processing system to overcome prior art's defect, simple process, treatment effeciency are high, and after the solid-liquid separation, contain the difficult adhesion of solid phase on the inner wall of solid collector.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
A process system for solid-liquid separation of fine-grained materials comprises a stock solution tank, a circulating pump, a tubular membrane filtering device and a solid collector; the liquid outlet of the raw liquid tank is communicated with the liquid inlet of the circulating pump, and the liquid outlet of the circulating pump is communicated with the liquid inlet of the tubular membrane filtering device; the concentrated solution outlet of the tubular membrane filtering device is communicated with the liquid inlet of the stock solution tank, and the solid concentrated solution outlet of the tubular membrane filtering device is communicated with the liquid inlet of the fixed collector; the tubular membrane filtering device is provided with a permeate outlet.
Further, the raw liquid tank, the circulating pump, the tubular membrane filtering device and the solid collector are communicated with each other through pipelines, and valves are arranged on the pipelines; pressure gauges are respectively arranged on a pipeline between the circulating pump and the tubular membrane filtering device and a pipeline between the tubular membrane filtering device and the stock solution tank; a flow meter and a valve are arranged on a connecting pipeline of the permeate outlet.
Further, the stock solution tank is provided with a liquid level meter.
Further, the tubular membrane in the tubular membrane filtering device is an organic tubular membrane, and the cutting molecular weight of the tubular membrane is 6000-100000.
Further, the solid collector comprises a first housing and a support leg mounted at the bottom thereof; a rotatable second shell is arranged in the first shell, and a stirring and scraping unit is arranged in the second shell; the first shell is provided with an observation window, a solid concentrated liquid inlet and a solid concentrated liquid outlet; the second shell is made of transparent material.
Further, a solid concentrated liquid inlet is formed in the top of the first shell, and a solid concentrated liquid outlet is formed in the bottom of the first shell; the solid concentrated liquid inlet and the solid concentrated liquid outlet both correspond to the inner area of the second shell; a sleeve is arranged on the periphery of the solid concentrated liquid inlet; the sleeve is positioned in the first shell and fixedly arranged at the top of the first shell; the upper end of the second shell is connected with the sleeve, the lower end of the second shell is connected with the side wall of the first shell, and the bottom of the second shell is connected with the bottom of the first shell in a sliding mode through a dovetail groove and a dovetail block; the outer surface of the second shell is provided with a first gear, the first gear is meshed with a second gear, and the second gear is driven by a second motor; the second motor is mounted on the first housing.
Furthermore, the first shell is made of stainless steel, and the second shell is made of polyethylene terephthalate.
Furthermore, a support beam is arranged in the second shell; the stirring and scraping unit comprises a first motor, a first rotating shaft, a plurality of chains and a plurality of stirring blades; the upper end of the first rotating shaft is rotatably connected with the supporting beam through a bearing, the lower end of the first rotating shaft extends out of the first shell to be connected with a first motor, and the first motor is arranged on the outer surface of the bottom of the first shell; a first cantilever is fixedly arranged at the upper end of the first rotating shaft, and a second cantilever is arranged at the lower end of the first rotating shaft; the first cantilever is positioned between the support beam and the second cantilever and is close to the support beam; a plurality of chains are uniformly arranged between the first cantilever and the second cantilever; the joints of the chains and the first cantilever and the joints of the chains and the second cantilever are all close to the inner wall of the second shell; the distance between the plurality of chains and the inner wall of the second shell is 0.5-2mm, and the plurality of chains freely fall on the inner wall of the second shell; the stirring blades are fixedly arranged on the first rotating shaft from top to bottom, and a space is reserved between each stirring blade and the corresponding chain.
Furthermore, the lower ends of the plurality of chains extend to the lower part of the second cantilever beam; a blind hole is formed downwards at the top of the first rotating shaft, and the depth of the blind hole is 1/2-4/5 of the length of the first rotating shaft; a plurality of air vents are arranged on the wall of the blind hole; the upper end in the blind hole is connected with an air inlet pipe through a smooth surface, and the air inlet pipe is fixedly arranged at the top of the first shell; the first shell and the second shell are both provided with exhaust holes.
Further, the stirring blades are triangular stainless steel plates; the second shell is in a circular truncated cone shape with a large upper part and a small lower part.
Compared with the prior art, a fine grit material solid-liquid separation's processing system have following advantage:
(1) The tubular membrane filtration system is taken as a core, the tubular membrane flow channel is wide in flow speed and not easy to pollute and block, and solid-liquid separation of materials with high solid content can be realized;
(2) The tubular membrane component is vertically arranged, solid particles in the material can be settled to the bottom end of the component under the action of gravity, the solid particles are concentrated and accumulated at the bottom end of the component to a certain extent, concentrated solid is discharged, concentrated solution with high solid content can be obtained, the subsequent evaporation and drying time is greatly reduced, and the separation cost is saved for enterprises;
(3) The tubular membrane separation device, the solid collector and other equipment are integrated, and the treatment process flow is simple;
(4) The stirring and scraping unit and the air inlet pipe are arranged in the solid collector, mechanical stirring, scraping and gas disturbance can be combined, and solid concentrated liquid is effectively prevented from being adhered to the inner wall of the second shell in the solid collector. In addition, the first shell and the second shell rotate relatively, and the stirring scraping unit and the second shell rotate relatively, so that the scraping effect can be improved.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
Fig. 1 is a schematic diagram of a simple structure of a solid-liquid separation process system for fine-grained materials according to an embodiment of the present invention;
Fig. 2 is a schematic diagram of a simple vertical structure of a solid collector in a solid-liquid separation process system for fine particle size materials according to an embodiment of the present invention.
Description of reference numerals:
1-a stock solution tank; 2-a circulating pump; 3-a tubular membrane filtration unit; 4-a solids collector; 401-a first housing; 402-support legs; 403-a second housing; 404-a viewing window; 405-a solid concentrated liquid inlet; 406-a solid concentrate outlet; 407-a sleeve; 408-a first gear; 409-a second gear; 410-a second motor; 411-a support beam; 412-a first motor; 413-a first shaft; 414-a chain; 415-stirring blades; 416-a first cantilever; 417 — a second cantilever; 418-blind hole; 419-air inlet pipe; 420-exhaust hole; 5-a flow meter; 6-a liquid level meter; v1, v3, v4, v5, v6, v 7-valves; p1, p 2-pressure gauge.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, a process system for solid-liquid separation of fine-particle-size materials comprises a raw liquid tank 1, a circulating pump 2, a tubular membrane filtering device 3 and a solid collector 4; the liquid outlet of the stock solution tank 1 is communicated with the liquid inlet of the circulating pump 2 through a first pipeline, and a valve v1 is arranged on the pipeline; the liquid outlet of the circulating pump 2 is communicated with the liquid inlet of the tubular membrane filtering device 3 through a second pipeline, a valve v2 and a pressure gauge p1 are arranged on the pipeline, and the valve v2 is close to the circulating pump 2; the concentrated solution outlet of the tubular membrane filtering device 3 is communicated with the liquid inlet of the raw liquid tank 1 through a third pipeline, a pressure gauge p2 and a valve v4 are arranged on the pipeline, and the valve v4 is close to the tubular membrane filtering device 3; two solid concentrated liquid outlets of the tubular membrane filtering device 3 are respectively communicated with two solid concentrated liquid inlets 405 of the fixed collector 4 through a third pipeline, and a valve v5 and a valve v6 are respectively arranged on the pipelines; and a permeate outlet is formed in the tubular membrane filtering device 3 and is communicated with a fourth pipeline, a flowmeter 5 and a valve v3 are installed on the fourth pipeline, and the flowmeter 5 is close to the tubular membrane filtering device 3. A valve v7 is installed on the connecting pipeline of the solid concentrated liquid outlet 406 of the fixed collector 4. In all valves, valve v5 and valve v6 are three-way valves, valve v2 being check valves. The valves v1, v3, v4, v5, v6 and v7 may be all manual valves, all electric valves, or some manual valves and some electric valves, as required. For example, the valve v1, the valve v5 and the valve v6 are all electric valves, and the valve v3, the valve v4 and the valve v7 are all manual valves.
Wherein, the raw liquid tank 1 is provided with a liquid level meter 6.
wherein, the tubular membrane in the tubular membrane filtering device 3 is an organic tubular membrane, and the cutting molecular weight of the tubular membrane is 6000-100000. The tubular membrane filtration device 3 can adopt a tubular membrane filter manufactured by Hepul membrane and having model HTS 1-10.
as shown in fig. 1 and 2, the solid collector 4 includes a first housing 401 and a support leg 402 installed at the bottom thereof; a rotatable second shell 403 is installed in the first shell 401, and a stirring and scraping unit is installed in the second shell 403; an observation window 404, a solid concentrated liquid inlet 405 and a solid concentrated liquid outlet 406 are arranged on the first shell 401; the second housing 403 is made of transparent material. The first casing 401 is made of stainless steel, and the second casing 403 is made of polyethylene terephthalate. The observation window 404 is arranged on the first shell 401, and the second shell 403 is made of transparent materials, so that the collection state of the solid concentrated liquid in the solid collector can be conveniently observed at any time.
Wherein, the top of the first shell 401 is provided with two solid concentrated liquid inlets 405, and the bottom is provided with two solid concentrated liquid outlets 406; the solid concentrated liquid inlet 405 and the solid concentrated liquid outlet 406 both correspond to the inner region of the second housing 403, which facilitates the stirring and circulation of the solid concentrated liquid. A sleeve 407 is arranged on the periphery of the solid concentrated liquid inlet 405; the sleeve 407 is located in the first housing 401 and is fixed on the top of the first housing 401; the upper end of the second housing 403 is slidably connected with the sleeve 407, the lower end of the second housing 403 is slidably connected with the side wall of the first housing 401, and the bottom of the second housing 403 is slidably connected with the bottom of the first housing 401 through a dovetail groove and a dovetail block. Specifically, an annular dovetail groove is respectively arranged on the outer surface of the sleeve, the inner surface of the side wall of the first shell and the inner surface of the bottom of the first shell, and dovetail blocks which are matched and connected with the top, the lower end and the bottom of the second shell are respectively arranged on the top, the lower end and the bottom of the second shell; a first gear 408 is arranged on the outer surface of the second shell 403, the first gear 408 is meshed with a second gear 409, and the second gear 409 is driven by a second motor 410; the second motor 410 is mounted on the first housing 401.
In order to facilitate discharging after collecting the solid concentrated solution, the second housing 403 is formed in a circular truncated cone shape with a large top and a small bottom. A support beam 411 is arranged in the second shell 403; the stirring and scraping unit comprises a first motor 412, a first rotating shaft 413, 4 chains 414 and 2 stirring blades 415; the upper end of the first rotating shaft 413 is rotatably connected with the supporting beam 411 through a bearing, the lower end of the first rotating shaft 413 extends out of the first shell 401 to be connected with a first motor 412, and the rotating speed of the first motor 412 is different from that of the second motor 410; the first motor 412 is mounted on the outer surface of the bottom of the first housing 401; a first cantilever 416 is fixedly arranged at the upper end of the first rotating shaft 413, and a second cantilever 417 is arranged at the lower end of the first rotating shaft 413; a first boom 416 is located between the support beam 411 and a second boom 417, and is next to the support beam 411; 4 chains 414 are uniformly arranged between the first cantilever 416 and the second cantilever 417; the joints of the 4 chains 414 and the first cantilever 416 and the joints of the 4 chains 414 and the second cantilever 417 are all close to the inner wall of the second shell 403; the distance between the 4 chains 414 and the inner wall of the second shell 403 is 1mm, and the 4 chains 414 fall on the inner wall of the second shell 403 freely; the 2 stirring blades 415 are fixed on the first rotating shaft 413 from top to bottom, and a space is left between each stirring blade and the 4 chains 414. The stirring blades 415 are triangular stainless steel plates.
Wherein, the lower ends of the 4 chains 414 all extend to the lower part of the beam of the second cantilever 417; a blind hole 418 is formed downwards at the top of the first rotating shaft 413, and the depth of the blind hole 418 is 3/4 of the length of the first rotating shaft 413; a plurality of vent holes are formed in the wall of the blind hole 418; an air inlet pipe 419 is connected to the upper end in the blind hole 418 through a smooth surface, and the air inlet pipe 419 is fixedly arranged at the top of the first shell 401; the first casing 401 and the second casing 403 are both provided with air vent holes 420.
the second housing 403 is in the shape of a circular truncated cone with a large top and a small bottom.
During the use, the fine particle diameter material in the head tank 1 enters into tubular membrane filter equipment 3 through circulating pump 2, and the concentrate flows back to in the stock solution jar 1, and the permeate liquid can discharge up to standard. And (3) controlling the start and stop of a valve v1 by a liquid level meter 6 in the raw liquid tank 1, closing a valve v1, opening valves v5 and v6, discharging solid concentrated liquid accumulated in the membrane component when the reading of a pressure gauge p2 in a return pipeline is obviously increased or the reading of a permeating liquid flowmeter 5 is reduced to a certain degree, closing valves v5 and v6 after 30s, opening a valve v1, and continuing filtering and concentrating. The collection amount of the solid concentrated liquid is observed through the observation window 404 on the solid collector 4, and when the collection amount of the solid concentrated liquid is close to the highest position in the second shell 403, the valve v7 is opened, the concentrated liquid with high solid content is discharged, and the solid-liquid separation of the materials with fine particle size is realized. In the whole separation process, the first motor 412 and the second motor 410 can be started, the second shell 410 and the stirring scraping unit can move relatively (the rotating speeds of the two motors are different, or the relative movement can be realized through the forward rotation of one motor and the reverse rotation of the other motor), the stirring blades 415 can stir the solid concentrated liquid entering the second shell 410, and the solid concentrated liquid adhered to the inner wall of the second shell 410 can be scraped by the plurality of chains 414, so that the long-term accumulation is avoided. Air or nitrogen can be introduced from the air inlet pipe 419, so that the gas enters the solid concentrated solution from the plurality of air holes on the first rotating shaft, slight gas disturbance is generated on the solid concentrated solution, stirring is further realized, and deposition is avoided. Under some circumstances, also can let in hot air through the intake pipe, when producing the disturbance, heat the solid dense liquid, improve its mobility, and then conveniently flow from the liquid outlet.
the above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A process system for solid-liquid separation of fine-grained materials is characterized in that: comprises a stock solution tank (1), a circulating pump (2), a tubular membrane filtering device (3) and a solid collector (4); the liquid outlet of the stock solution tank (1) is communicated with the liquid inlet of the circulating pump (2), and the liquid outlet of the circulating pump (2) is communicated with the liquid inlet of the tubular membrane filtering device (3); a concentrated solution outlet of the tubular membrane filtering device (3) is communicated with a liquid inlet of the stock solution tank (1), and a solid concentrated solution outlet of the tubular membrane filtering device (3) is communicated with a liquid inlet of the fixed collector; the tubular membrane filtering device (3) is provided with a permeate outlet.
2. the fine particle size material solid-liquid separation process system of claim 1, characterized in that: the device comprises a raw liquid tank (1), a circulating pump (2), a tubular membrane filtering device (3) and a solid collector (4), wherein the adjacent two are communicated through pipelines, and valves are arranged on the pipelines; pressure gauges are respectively arranged on a pipeline between the circulating pump (2) and the tubular membrane filtering device (3) and a pipeline between the tubular membrane filtering device (3) and the raw liquid tank (1); a flow meter (5) and a valve are arranged on a connecting pipeline of the permeate outlet.
3. The fine particle size material solid-liquid separation process system of claim 1, characterized in that: the stock solution tank (1) is provided with a liquid level meter (6).
4. The fine particle size material solid-liquid separation process system of claim 1, characterized in that: the tubular membrane in the tubular membrane filtering device (3) is an organic tubular membrane, and the cutting molecular weight of the tubular membrane is 6000-100000.
5. The fine particle size material solid-liquid separation process system of claim 1, characterized in that: the solids collector (4) comprises a first housing (401) and a support leg (402) mounted at the bottom thereof; a rotatable second shell (403) is installed in the first shell (401), and a stirring and scraping unit is installed in the second shell (403); an observation window, a solid concentrated liquid inlet (405) and a solid concentrated liquid outlet (406) are arranged on the first shell (401); the second shell (403) is made of transparent material.
6. The fine particle size material solid-liquid separation process system of claim 5, characterized in that: a solid concentrated liquid inlet (405) is formed in the top of the first shell (401), and a solid concentrated liquid outlet (406) is formed in the bottom of the first shell; the solid concentrated liquid inlet (405) and the solid concentrated liquid outlet (406) both correspond to the inner area of the second shell (403); a sleeve (407) is arranged on the periphery of the solid concentrated liquid inlet (405); the sleeve (407) is positioned in the first shell (401) and is fixedly arranged at the top of the first shell (401); the upper end of the second shell (403) is connected with the sleeve (407), the lower end of the second shell (403) is connected with the side wall of the first shell (401), and the bottom of the second shell (403) is connected with the bottom of the first shell (401) in a sliding mode through a dovetail groove and a dovetail block; a first gear (408) is arranged on the outer surface of the second shell (403), the first gear (408) is meshed with a second gear (409), and the second gear (409) is driven by a second motor (410); the second motor (410) is mounted on the first housing (401).
7. The fine particle size material solid-liquid separation process system of claim 5, characterized in that: the first shell (401) is made of stainless steel, and the second shell (403) is made of polyethylene terephthalate.
8. The fine particle size material solid-liquid separation process system of claim 5, characterized in that: a support beam (411) is arranged in the second shell (403); the stirring and scraping unit comprises a first motor (412), a first rotating shaft (413), a plurality of chains (414) and a plurality of stirring blades (415); the upper end of the first rotating shaft (413) is rotatably connected with the supporting beam (411) through a bearing, the lower end of the first rotating shaft (413) extends out of the first shell (401) to be connected with a first motor (412), and the first motor (412) is installed on the outer surface of the bottom of the first shell (401); a first cantilever (416) is fixedly arranged at the upper end of the first rotating shaft (413), and a second cantilever (417) is arranged at the lower end of the first rotating shaft; the first cantilever (416) is positioned between the support beam (411) and the second cantilever (417) and is close to the support beam (411); a plurality of chains (414) are uniformly arranged between the first cantilever (416) and the second cantilever (417); the joints of the chains (414) and the first cantilever (416) and the joints of the chains (414) and the second cantilever (417) are all close to the inner wall of the second shell (403); the distance between the plurality of chains (414) and the inner wall of the second shell (403) is 0.5-2mm, and the plurality of chains (414) freely fall on the inner wall of the second shell (403); the stirring blades (415) are fixedly arranged on the first rotating shaft (413) from top to bottom, and a space is reserved between each stirring blade and the corresponding chain (414).
9. The fine particle size material solid-liquid separation process system of claim 8, characterized in that: the lower ends of the plurality of chains (414) extend to the lower part of the beam of the second cantilever (417); a blind hole (418) is formed downwards at the top of the first rotating shaft (413), and the depth of the blind hole (418) is 1/2-4/5 of the length of the first rotating shaft (413); the wall of the blind hole (418) is provided with a plurality of vent holes; the upper end in the blind hole (418) is connected with an air inlet pipe (419) through a smooth surface, and the air inlet pipe (419) is fixedly arranged at the top of the first shell (401); the first shell (401) and the second shell (403) are both provided with exhaust holes (420).
10. the fine particle size material solid-liquid separation process system of claim 8, characterized in that: the stirring blades (415) are triangular stainless steel plates; the second shell (403) is in a circular truncated cone shape with a large top and a small bottom.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201822219586.7U CN209791305U (en) | 2018-12-27 | 2018-12-27 | Solid-liquid separation process system for fine-particle-size materials |
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| CN201822219586.7U CN209791305U (en) | 2018-12-27 | 2018-12-27 | Solid-liquid separation process system for fine-particle-size materials |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109621729A (en) * | 2018-12-27 | 2019-04-16 | 天津海普尔膜科技有限公司 | A kind of process system that fine grain material is separated by solid-liquid separation |
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2018
- 2018-12-27 CN CN201822219586.7U patent/CN209791305U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109621729A (en) * | 2018-12-27 | 2019-04-16 | 天津海普尔膜科技有限公司 | A kind of process system that fine grain material is separated by solid-liquid separation |
| CN109621729B (en) * | 2018-12-27 | 2024-06-04 | 天津海普尔膜科技有限公司 | Solid-liquid separation process system for fine-particle-size materials |
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