CN113731623B - Gravity separation device for lithium ore separation - Google Patents
Gravity separation device for lithium ore separation Download PDFInfo
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- CN113731623B CN113731623B CN202110905101.3A CN202110905101A CN113731623B CN 113731623 B CN113731623 B CN 113731623B CN 202110905101 A CN202110905101 A CN 202110905101A CN 113731623 B CN113731623 B CN 113731623B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation
- B03B5/30—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions
- B03B5/32—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation using heavy liquids or suspensions using centrifugal force
- B03B5/34—Applications of hydrocyclones
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Abstract
The invention discloses a gravity separation device for lithium ore separation, which comprises an ore pulp separation cavity (1), a rotational flow hydraulic power generation device (2), a ore bucket (3), an ore guide disc (4), a concentrate outlet (5), a tailing outlet (6) and a water inlet pipe (7), and is characterized in that: the rotational flow hydraulic power generation device comprises a central cylinder (27) and a plurality of rotational flow rotary tables, wherein the upper end of the central cylinder is provided with a rotating wheel (8) and a supporting rotary joint (9), the rotational flow rotary tables are provided with a plurality of rotational flow water flow channels (29), and the rotational flow water flow channels are arranged substantially tangentially to the central cylinder; spring type check valves (24-26) are arranged in the water outlets of the swirling flow water channels of the swirling flow turntable, and the preset opening pressures of the spring type check valves are different. The invention can obviously improve the hydraulic separation effect of light and heavy ores (rough concentrate) and reduce the error rate of the hydraulic separation of the light and heavy ores by the design of the spring type one-way valve and the outlet area of the water outlet.
Description
Technical Field
The invention relates to the technical field of lithium ore sorting, in particular to a gravity separation device for lithium ore sorting.
Background
As shown in fig. 1, prior art CN1943867a discloses a gravity beneficiation method and apparatus, which adopts a gravity beneficiation method for continuously discarding waste from the periphery of a curved cavity and continuously discharging concentrate from the bottom of the center of the curved cavity, and is characterized in that: a rotational flow hydraulic generator is arranged at the center position in a lower convergence curved cavity for containing ore pulp, and provides multiple layers of rotational flow hydraulic, upward throwing force deviating from the gravity direction and radial thrust tending to the edge of the curved cavity for the ore pulp, so that differential rotational flow, layered turning, misdirection or reverse differential flow are generated for the ore pulp, heavy ore tends to flow towards the bottom of the center of the curved cavity, light ore tends to flow towards the edge of the curved cavity, and high-efficiency separation of the light ore and the heavy ore in the ore pulp is promoted according to density difference; meanwhile, the combined action of the ore feeding device, the waste throwing device, the concentrate discharging device, the rotational flow hydraulic generating device and the curved surface cavity is integrated, so that the curved surface cavity forms a rough separation area, a fine separation area and a scavenging area, and the combined separation process is realized. However, the existing gravity separation device still has an unsatisfactory hydraulic separation effect on light and heavy ores (rough concentrate), and the hydraulic separation effect of the gravity separation device needs to be further improved.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a gravity separation device for lithium ores, which can remarkably improve the hydraulic separation effect on light and heavy ores (rough concentrate) and reduce the hydraulic separation error rate of the light and heavy ores by designing a spring type one-way valve and the outlet area of a water outlet.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides a gravity separation device that lithium ore selected separately, it includes ore pulp sorting chamber (1), whirl hydraulic generator (2), ore bucket (3), guide ore dish (4), concentrate export (5), tailing export (6), inlet tube (7), the center lower extreme in ore pulp sorting chamber is provided with concentrate export, the periphery in ore pulp sorting chamber is provided with the tailing export, the intracavity is selected separately to the ore pulp and is located its top and is provided with whirl hydraulic generator, whirl hydraulic generator's periphery and rather than the interval is provided with the ore bucket, whirl hydraulic generator is last and be located the below of ore bucket and be provided with guide ore dish, whirl hydraulic generator's one end is connected with the inlet tube, its characterized in that: the rotational flow hydraulic power generation device (2) comprises a central cylinder (27) and a plurality of rotational flow rotary tables, wherein the rotational flow rotary tables are arranged on the periphery of the central cylinder, a rotating wheel (8) and a supporting rotary joint (9) are arranged at the upper end of the central cylinder, the rotating wheel is connected with a motor through a transmission assembly, the supporting rotary joint is arranged above the rotating wheel and is in relative rotation connection with a water inlet pipe, the rotational flow rotary tables comprise a first rotational flow rotary table (21), a second rotational flow rotary table (22) and a third rotational flow rotary table (23), the outer diameters of the first rotational flow rotary table, the second rotational flow rotary table and the third rotational flow rotary table are different, the rotational flow rotary tables are respectively provided with a plurality of rotational flow water channels (29), and the rotational flow water channels are arranged in a tangential mode with the central cylinder (27).
Further, a first spring type one-way valve (24) is arranged in a first water outlet (33) of a rotational flow water flow channel (29) of the first rotational flow rotary table (21), a second spring type one-way valve (25) is arranged in a second water outlet (34) of the second rotational flow rotary table (22), a third spring type one-way valve (26) is arranged in a third water outlet (35) of the third rotational flow rotary table (23), and preset opening pressures of the first spring type one-way valve, the second spring type one-way valve and the third spring type one-way valve are different, namely, opening degrees of outlets of the first spring type one-way valve, the second spring type one-way valve and the third spring type one-way valve are different when the spring type one-way valve is opened.
Further, the outlet pressure/flow rate of the third spring-type check valve (26) is > the outlet pressure/flow rate of the second spring-type check valve (25) is > the outlet pressure/flow rate of the first spring-type check valve (24).
Further, an arc-shaped flow guiding part (28) is arranged at the lower end of the third rotational flow rotary table (23), and is used for guiding mineral aggregate, so that the mineral aggregate can flow to the concentrate outlet (5) conveniently.
Further, the first water outlet (33) of the first rotational flow turntable (21) is provided with a first rectangular water outlet, the second water outlet (34) of the second rotational flow turntable (22) is provided with a second rectangular water outlet, the third water outlet (35) of the third rotational flow turntable (23) is provided with a third rectangular water outlet, and the outlet areas of the first rectangular water outlet, the second rectangular water outlet and the third rectangular water outlet are different.
Further, the outlet area of the first rectangular water outlet is larger than the outlet area of the second rectangular water outlet is larger than the outlet area of the third rectangular water outlet, so that the water flow quantity of the first water outlet (33) is smaller than the water flow quantity of the second water outlet (34) and smaller than the water flow quantity of the third water outlet (35).
Further, the rotational flow water flow channel (29) comprises a straight flow channel (30) and an arc-shaped transition flow channel (31), wherein the arc-shaped transition flow channel is positioned on the radial inner side of the straight flow channel, a plurality of rotational flow water flow channels are uniformly distributed along the circumferential direction of the rotational flow turntable, and gaps (32) are formed in the rotational flow turntable and between adjacent rotational flow water flow channels.
When the lithium ore sorting and re-selecting device works, the motor drives the central cylinder, the swirl rotary tables and the ore guide disc to rotate through the transmission component to generate rotary swirl water flow, and the outlet pressure/flow rate of the third spring type one-way valve is larger than that of the second spring type one-way valve and larger than that of the first spring type one-way valve through the arrangement of the first spring type one-way valve, the second spring type one-way valve and the third spring type one-way valve; through the arrangement of the first water outlet, the second water outlet and the third water outlet, the water flow rate of the first water outlet is smaller than that of the second water outlet and smaller than that of the third water outlet. The hydraulic separation effect on the light and heavy ores (rough concentrate) can be obviously improved, and the error rate of the hydraulic separation of the light and heavy ores is reduced.
Drawings
FIG. 1 is a schematic diagram of a prior art reselection device;
FIG. 2 is a schematic structural diagram of a gravity separation device for lithium ore separation according to the present invention;
FIG. 3 is a schematic diagram of a rotational flow turntable according to the present invention;
fig. 4 is a schematic view of the structure of the water outlet of the present invention.
In the figure: the ore pulp sorting chamber 1, the cyclone hydraulic power generation device 2, the ore bucket 3, the ore guide disc 4, the ore concentrate outlet 5, the tailing outlet 6, the water inlet pipe 7, the rotating wheel 8, the supporting rotary joint 9, the first cyclone rotary disc 21, the second cyclone rotary disc 22, the third cyclone rotary disc 23, the first spring type one-way valve 24, the second spring type one-way valve 25, the third spring type one-way valve 26, the central cylinder 27, the arc-shaped flow guide part 28, the cyclone water flow channel 29, the direct flow channel 30, the arc-shaped transition flow channel 31, the notch 32, the first water outlet 33, the second water outlet 34 and the third water outlet 35.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is described in further detail below with reference to the accompanying drawings.
As shown in fig. 2-4, a gravity separation device for lithium ore separation comprises an ore pulp separation cavity 1, a cyclone hydraulic power generation device 2, a ore bucket 3, an ore guide disc 4, a concentrate outlet 5, a tailing outlet 6 and a water inlet pipe 7, wherein the concentrate outlet 5 is arranged at the lower end of the center of the ore pulp separation cavity 1, the tailing outlet 6 is arranged at the periphery of the ore pulp separation cavity 1 and is positioned above the ore pulp separation cavity 1, the cyclone hydraulic power generation device 2 is arranged at the periphery of the cyclone hydraulic power generation device 2 and is provided with the ore bucket 3 at intervals, the ore guide disc 4 is arranged on the cyclone hydraulic power generation device 2 and is positioned below the ore bucket 3, and one end of the cyclone hydraulic power generation device 2 is connected with the water inlet pipe 7, and the gravity separation device is characterized in that: the rotational flow hydraulic power generation device 2 comprises a central cylinder 27 and a plurality of rotational flow rotary tables, wherein the rotational flow rotary tables are arranged on the periphery of the central cylinder 27, the upper end of the central cylinder 27 is provided with a rotating wheel 8 and a supporting rotary joint 9, the rotating wheel 8 is connected with a motor through a transmission assembly and is used for driving the rotating wheel 8 and the central cylinder 27 to rotate, the supporting rotary joint 9 is arranged above the rotating wheel 8 and is in relative rotation connection with the water inlet pipe 7, and the supporting rotary joint 9 is used for supporting the central cylinder 27 and enabling the central cylinder 27 to rotate relative to the water inlet pipe 7; the plurality of swirling turnplates include a first swirling turnplate 21, a second swirling turnplate 22, and a third swirling turnplate 23, the first swirling turnplate 21, the second swirling turnplate 22, and the third swirling turnplate 23 have different outer diameters, and each have a plurality of swirling water flow passages 29, and the swirling water flow passages 29 are arranged substantially tangentially to the central cylinder 27.
Further, a first spring type check valve 24 is arranged in the first water outlet 33 of the swirling water flow channel 29 of the first swirling turntable 21, a second spring type check valve 25 is arranged in the second water outlet 34 of the second swirling turntable 22, a third spring type check valve 26 is arranged in the third water outlet 35 of the third swirling turntable 23, and preset opening pressures of the first spring type check valve 24, the second spring type check valve 25 and the third spring type check valve 26 are different, namely, opening degrees of outlets of the first spring type check valve, the second spring type check valve and the third spring type check valve are different when the spring type check valves are opened. For equal water pressure in the central cylinder 27, the first spring-loaded check valve 24, the second spring-loaded check valve 25, the third spring-loaded check valve 26 have different outlet openings due to their different preset opening pressures. The spring type check valves 24-26 are prior art spring type check valves and are not specifically limited herein.
Specifically, the outlet pressure/flow rate of the third spring check valve 26 > the outlet pressure/flow rate of the second spring check valve 25 > the outlet pressure/flow rate of the first spring check valve 24.
Further, an arc-shaped flow guiding part 28 is arranged at the lower end of the third rotational flow turntable 23, and the arc-shaped flow guiding part 28 is used for guiding mineral aggregate so as to facilitate the mineral aggregate to flow to the concentrate outlet 5.
Further, as shown in fig. 4, the first water outlet 33 of the first rotational flow turntable 21 has a first rectangular water outlet, the second water outlet 34 of the second rotational flow turntable 22 has a second rectangular water outlet, the third water outlet 35 of the third rotational flow turntable 23 has a third rectangular water outlet, and the outlet areas of the first rectangular water outlet, the second rectangular water outlet and the third rectangular water outlet are different.
Specifically, the outlet area of the first rectangular water outlet is greater than the outlet area of the second rectangular water outlet is greater than the outlet area of the third rectangular water outlet, so that the water flow rate of the first water outlet 33 is less than the water flow rate of the second water outlet 34 is less than the water flow rate of the third water outlet 35.
Further, as shown in fig. 3, the swirling flow water flow channel 29 includes a straight flow channel 30 and an arc-shaped transition flow channel 31, the arc-shaped transition flow channel 31 is located at the radial inner side of the straight flow channel 30, the swirling flow water flow channels 29 are uniformly distributed along the circumferential direction of the swirling flow turntable, and notches 32 are provided on the swirling flow turntable and between adjacent swirling flow water channels 29.
When the lithium ore sorting and re-selecting device works, a motor drives a central cylinder 27, a plurality of rotational flow rotary tables and a ore guide disc 4 to rotate through a transmission component to generate rotational flow water flow, and the outlet pressure/flow rate of a third spring type one-way valve 26 is larger than the outlet pressure/flow rate of the second spring type one-way valve 25 and larger than the outlet pressure/flow rate of the first spring type one-way valve 24 through the arrangement of the first spring type one-way valve 24, the second spring type one-way valve 25 and the third spring type one-way valve 26; by arranging the first water outlet 33, the second water outlet 34 and the third water outlet 35, the water flow rate of the first water outlet 33 is smaller than the water flow rate of the second water outlet 34 and smaller than the water flow rate of the third water outlet 35. The hydraulic separation effect on the light and heavy ores (rough concentrate) can be obviously improved, and the error rate of the hydraulic separation of the light and heavy ores is reduced.
According to the gravity separation device for lithium ore separation, disclosed by the invention, the hydraulic separation effect on light and heavy ores (rough concentrate) can be remarkably improved through the design of the spring type one-way valve and the outlet area of the water outlet, and the hydraulic separation error rate of the light and heavy ores is reduced.
The above-described embodiments are illustrative of the present invention and are not intended to be limiting, and it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the spirit and scope of the present invention as defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a gravity separation device that lithium ore selected separately, it includes ore pulp sorting chamber (1), whirl hydraulic generator (2), ore bucket (3), guide ore dish (4), concentrate export (5), tailing export (6), inlet tube (7), the center lower extreme in ore pulp sorting chamber is provided with concentrate export, the periphery in ore pulp sorting chamber is provided with the tailing export, the intracavity is selected separately to the ore pulp and is located its top and is provided with whirl hydraulic generator, whirl hydraulic generator's periphery and rather than the interval is provided with the ore bucket, whirl hydraulic generator is last and be located the below of ore bucket and be provided with guide ore dish, whirl hydraulic generator's one end is connected with the inlet tube, its characterized in that: the rotational flow hydraulic power generation device (2) comprises a central cylinder (27) and a plurality of rotational flow rotary tables, wherein the rotational flow rotary tables are arranged on the periphery of the central cylinder, the upper end of the central cylinder is provided with a rotating wheel (8) and a supporting rotary joint (9), the rotating wheel is connected with a motor through a transmission assembly, the supporting rotary joint is arranged above the rotating wheel and is in relative rotary connection with a water inlet pipe, the rotational flow rotary tables comprise a first rotational flow rotary table (21), a second rotational flow rotary table (22) and a third rotational flow rotary table (23), the outer diameters of the first rotational flow rotary table, the second rotational flow rotary table and the third rotational flow rotary table are different, the rotational flow rotary tables are respectively provided with a plurality of rotational flow water channels (29), and the rotational flow channels are arranged in a tangential mode with the central cylinder (27); a first spring type one-way valve (24) is arranged in a first water outlet (33) of a rotational flow water flow channel (29) of the first rotational flow rotary table (21), a second spring type one-way valve (25) is arranged in a second water outlet (34) of the second rotational flow rotary table (22), a third spring type one-way valve (26) is arranged in a third water outlet (35) of the third rotational flow rotary table (23), and preset opening pressures of the first spring type one-way valve, the second spring type one-way valve and the third spring type one-way valve are different, namely, the opening degrees of outlets of the first spring type one-way valve, the second spring type one-way valve and the third spring type one-way valve are different when the spring type one-way valve is opened; the outlet pressure/flow rate of the third spring-loaded check valve (26) is greater than the outlet pressure/flow rate of the second spring-loaded check valve (25) is greater than the outlet pressure/flow rate of the first spring-loaded check valve (24).
2. A lithium ore sorting and re-selecting device according to claim 1, characterized in that the lower end of the third cyclone turntable (23) is provided with an arc-shaped flow guiding part (28) for guiding the ore material, facilitating the flow of the ore material to the concentrate outlet (5).
3. A lithium ore sorting and re-selecting device according to claim 2, characterized in that the first water outlet (33) of the first whirl disc (21) has a first rectangular water outlet, the second water outlet (34) of the second whirl disc (22) has a second rectangular water outlet, the third water outlet (35) of the third whirl disc (23) has a third rectangular water outlet, the first rectangular water outlet, the second rectangular water outlet, the third rectangular water outlet have unequal outlet areas.
4. A lithium-ion sorting and re-selecting device according to claim 3, wherein the outlet area of the first rectangular water outlet is larger than the outlet area of the second rectangular water outlet is larger than the outlet area of the third rectangular water outlet, so that the water flow amount of the first water outlet (33) is smaller than the water flow amount of the second water outlet (34) and smaller than the water flow amount of the third water outlet (35).
5. A lithium ore sorting and re-selecting device as claimed in claim 4, characterized in that the rotational flow water flow channel (29) comprises a straight flow channel (30) and an arc-shaped transition flow channel (31), the arc-shaped transition flow channel is positioned on the radial inner side of the straight flow channel, the rotational flow water flow channels are uniformly distributed along the circumferential direction of the rotational flow turntable, and notches (32) are arranged on the rotational flow turntable and between the adjacent rotational flow water flow channels.
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| CN202110905101.3A CN113731623B (en) | 2021-08-08 | 2021-08-08 | Gravity separation device for lithium ore separation |
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| CN202110905101.3A CN113731623B (en) | 2021-08-08 | 2021-08-08 | Gravity separation device for lithium ore separation |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212167799U (en) * | 2020-02-27 | 2020-12-18 | 天津辅然分离机械有限公司 | Rotational flow combined centrifugal device |
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| GB962386A (en) * | 1963-04-08 | 1964-07-01 | Insinooritoimisto Engineeringb | An improved hydraulic classifier |
| CN2210713Y (en) * | 1994-10-07 | 1995-10-25 | 蒋继伟 | Sedimentation and rotay-flow sizing machine |
| UA17367U (en) * | 2006-04-10 | 2006-09-15 | Ukrndivuhlezbahachennia Public | HYDROSEPARATOR ôADZHYBAIö |
| CN100531916C (en) * | 2006-11-02 | 2009-08-26 | 曾兴民 | Gravity ore dressing method and device |
| CN103331205B (en) * | 2013-06-04 | 2015-08-19 | 广西华锡集团股份有限公司 | A kind of fuzzy closed circuit Self-tuning System dynamic hydraulic cyclone grader |
| CN111957426A (en) * | 2020-07-03 | 2020-11-20 | 济宁都城新型建材有限公司 | High-efficient thick grading plant of thick mud of compound whirl of inside and outside water conservancy |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN212167799U (en) * | 2020-02-27 | 2020-12-18 | 天津辅然分离机械有限公司 | Rotational flow combined centrifugal device |
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