CN113426165B - High-concentration fine-grain tailing deep cone thickener - Google Patents
High-concentration fine-grain tailing deep cone thickener Download PDFInfo
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- CN113426165B CN113426165B CN202110781376.0A CN202110781376A CN113426165B CN 113426165 B CN113426165 B CN 113426165B CN 202110781376 A CN202110781376 A CN 202110781376A CN 113426165 B CN113426165 B CN 113426165B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/18—Construction of the scrapers or the driving mechanisms for settling tanks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention discloses a high-concentration fine-grain tailing deep cone thickener. The bottom end of the thickener cone is provided with a thickener bottom plate which is horizontally arranged. The bottom plate of the thickener is provided with a central hole, a sealing mechanism is arranged at the central hole, and the thickener is also provided with a plurality of pulp discharge holes surrounding the central hole. A main shaft is installed in the sealing mechanism, the upper end of the main shaft is positioned in the thickener cone and is connected with a disturbance arm, and the outer end of the disturbance arm is connected with a disturbance scraper; the main shaft is provided with a main shaft central pipe, the disturbance arm is provided with a water spray pipe communicated with the main shaft central pipe, and the water spray pipe is connected with a plurality of slurry making nozzles; the lower end of the main shaft is positioned below the sealing machine conical cylinder, and the exposed part of the main shaft is connected with a power mechanism. By utilizing a reverse disturbance mechanism driven by power below the sand silo and a rotary spraying activation process, the problem of slurry hardening and wall hanging in the sand discharging process at the bottom of the thickener, particularly a high-concentration fine-grain tailing deep cone thickener, is solved, on one hand, the utilization rate of the volume of the sand silo is improved, and on the other hand, the continuous and stable sand discharging concentration from beginning to end is kept.
Description
Technical Field
The invention relates to a deep cone thickener, in particular to a deep cone thickener mainly used for high-concentration fine-grained tailings.
Background
Deep cone thickeners, particularly large diameter, high concentration fine fraction tailings filled deep cone thickeners, typically have a climbing frame mechanism for activating slurry in the cone, such as conventional rake thickeners of the prior art, where the climbing frame extends from the top of the thickener into the cone. The deep cone thickener is generally more than twenty meters in height, so the climbing frame has long main shaft, large power consumption and high operation cost, and is easy to press rakes. In addition, the nozzle of the activation mechanism of the existing deep cone thickener is generally arranged at a fixed position, and only the fixed area can be disturbed during pulp making activation, so that a pulp making activation dead angle exists.
Therefore, the existing deep cone thickener, especially the deep cone thickener of high-concentration fine-grained tailings, generally has the problems of climbing a rack and pressing a harrow, lacking of cone activation degree and slurry hardening and wall hanging at the bottom of a sand silo in the sand discharging process in the using process, thereby influencing the volume utilization rate of the sand silo and influencing the stability of mortar flow and sand discharging concentration.
Disclosure of Invention
The invention aims to solve the technical problem of providing a high-concentration fine-grained tailing deep cone thickener, which utilizes a reverse disturbance mechanism and a rotary spraying activation mechanism which are driven by power below a sand silo to solve the problem of slurry hardening and wall hanging in the bottom sand discharging process of the thickener, particularly the high-concentration fine-grained tailing deep cone thickener, and on one hand, the volume utilization rate of the sand silo is improved, and on the other hand, the continuous and stable sand discharging concentration from beginning to end is kept.
The technical scheme of the invention is as follows:
the deep cone thickener of high-concentration fine-grained tailings comprises a thickener cone, and is characterized in that: the bottom end of the thickener cone is provided with a thickener bottom plate which is horizontally arranged, the thickener bottom plate is provided with a central hole, and a sealing mechanism is arranged at the central hole; the bottom plate of the thickener is also provided with a plurality of slurry discharge holes surrounding the central hole, and the slurry discharge holes are connected with slurry discharge pipes; a main shaft is installed in the sealing mechanism, the upper end of the main shaft is positioned in the thickener cone and is connected with a disturbance arm, and the outer end of the disturbance arm is connected with a disturbance scraper; the main shaft is provided with a main shaft central pipe, the disturbance arm is provided with a water spray pipe communicated with the main shaft central pipe, and the water spray pipe is connected with a plurality of slurry making nozzles; the lower end of the main shaft is positioned below the sealing machine conical cylinder, and the exposed part of the main shaft is connected with a power mechanism.
Preferably, the main shaft is further provided with a bearing guide plate positioned above the sealing mechanism, and the bearing guide plate is fixed on the main shaft and used for bearing the pressure of the slurry liquid so as to reduce the impact of the pressure on the sealing mechanism.
Further preferably, the bearing guide plate is provided with a cylindrical part used for being fixed with the main shaft (the lower end of the cylindrical part is connected with an umbrella-shaped part, and a plurality of guide grooves are formed in the outer side of the umbrella-shaped part.
Further preferably, the lower end of the main shaft central pipe is connected with a slurry making water pipe through a high-pressure water tap.
Further preferably, the power mechanism is an electromechanical driving mechanism, a hydraulic driving mechanism or a wind power driving mechanism.
Still further preferably, the electromechanical driving mechanism is a hydraulic motor or a pneumatic motor which is connected below the bottom plate of the thickener through a support frame and is used for driving the spindle to rotate.
The deep cone thickener also comprises an installation beam of which the lower end is used for being installed on the foundation surface, and the upper end of the installation beam is fixed with the bottom plate of the thickener; the mounting beam is connected with a supporting bearing mechanism for supporting the main shaft; the lower end of the main shaft is connected with a motor serving as a power mechanism.
On the basis, the deep cone thickener also comprises a slurry-making water leading-in mechanism; the slurry making water leading-in mechanism comprises a second sealing seat fixed on the mounting beam, a group of second sealing rings are mounted between the second sealing seat and the main shaft, each group of second sealing rings comprises an upper sealing ring and a lower sealing ring, and an annular space is reserved between the upper sealing ring and the lower sealing ring; the slurry making water leading-in mechanism also comprises an annular water tank arranged on the main shaft, and the annular water tank is communicated with the central pipe of the main shaft through a radial water hole; and a second water inlet channel is also formed in the second sealing seat, the second water inlet channel is externally connected with a slurry making water inlet pipe, and the inner end of the second water inlet channel is communicated with the annular water tank through the annular space.
Preferably, the sealing mechanism comprises a first sealing seat fixed with the bottom plate of the thickener, a spindle sleeve fixed on the spindle and a first sealing ring arranged between the first sealing seat and the spindle sleeve; the sealing mechanism further comprises an annular water channel which is positioned between the first sealing seat and the spindle sleeve and arranged above the first sealing ring, the first sealing seat is provided with a first water inlet channel, and the first water inlet channel is externally connected with a water seal water inlet and internally connected with the annular water channel; an annular water outlet gap is further arranged between the first sealing seat and the main shaft sleeve, the lower end of the annular water outlet gap is communicated with the annular water channel, and the upper end of the annular water outlet gap is communicated with the inner cavity of the thickener cone.
The invention has the positive effects that:
the invention belongs to a reverse disturbance combined rotary spraying activation type wall-free efficient sand discharging deep cone thickener, wherein a cone of the deep cone thickener is additionally provided with a reverse disturbance mechanism driven by power below a sand bin, the reverse disturbance mechanism is combined with rotary spraying activation, and the bottom end of a cone cylinder is designed into a horizontal plate shape so as to adjust the position layout of a sand discharge port, so that the deep cone thickener discharges sand to avoid a funnel phenomenon, and the efficient sand discharging with no wall build, uniform sand discharging concentration and stable flow is realized. The invention provides a reverse disturbance type scheme and a rotary spraying activation process of a deep cone thickener for the first time, solves the problem of slurry hardening and wall hanging in the process of sand discharging at the bottom of the thickener, particularly a high-concentration fine-grained tailing deep cone thickener, improves the utilization rate of the sand silo volume on one hand, ensures continuous and stable sand discharging concentration and sand discharging amount from beginning to end on the other hand, more effectively improves the sand discharging efficiency, reduces the labor intensity and improves the automation level of filling operation.
Secondly, a bearing guide plate is arranged right above the sealing mechanism, the bearing guide plate rotates along with the main shaft, and the positive pressure of mortar on the sealing mechanism is divided by utilizing the self rotating force and the sand release vortex force, so that the sealing performance of the sealing mechanism is further improved, and the service life of the sealing mechanism is further prolonged.
Thirdly, the invention adopts a mode of directly reversely arranging the disturbance device from the bottom of the cone, thereby well solving the problem of rake pressing.
And fourthly, the rotary nozzle is adopted, so that full-coverage dead-angle-free slurry making and activation of slurry can be realized.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention.
Fig. 2 is a schematic top view of a perturbation mechanism according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a load-bearing baffle according to an embodiment of the present invention.
Fig. 4 is a schematic top view of a load-bearing baffle according to an embodiment of the invention.
Fig. 5 is a schematic overall structure diagram of the second embodiment of the present invention.
Fig. 6 is a schematic top view of a perturbation mechanism according to a second embodiment of the present invention.
Fig. 7 is a schematic structural view of a sealing mechanism in two embodiments of the present invention.
Fig. 8 is a schematic structural view of a second slurrification water introduction mechanism according to an embodiment of the present invention.
In the figure, 1: thickener cone, 2: disturbance blade, 3: disturbance arm, 4: slurry making nozzle, 5: spray pipe, 6: bearing guide plate, 6-1: a cylindrical portion; 6-2: an umbrella-shaped portion; 6-2-1: guiding gutter, 7: spindle center tube, 8: sealing mechanism, 8-1: first seal seat, 8-2: first seal ring, 8-3: spindle cover, 8-1-1: water seal water inlet, 8-1-2: first water inlet channel, 8-4: annular water channel, 8-5: annular water outlet gap, 9: thickener bottom plate, 10: support frame, 11: bearing housing, 12: sliding bearing, 13: slurry discharge pipe, 14: hydraulic or pneumatic motor, 15: spindle, 15-1: annular water tank, 15-2: radial water hole, 16: high-pressure water tap, 17: slurry-making water pipe, 18: basal surface, 19: hydraulic pressure station or pressure fan station, 20: slurry making water introduction mechanism, 20-1: second seal holder, 20-1-1: a second water inlet channel, 20-2: second seal ring, 21: support bearing mechanism, 22: coupling, 23: motor, 24: and (5) mounting the beam.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
Example one
As shown in fig. 1 and fig. 2, the embodiment includes a thickener cone 1 as a lower member of a deep cone thickener barrel, a thickener bottom plate 9 horizontally arranged is arranged at the bottom end of the thickener cone 1, the thickener bottom plate 9 is provided with a central hole, a sealing mechanism 8 is arranged at the central hole, the thickener bottom plate 9 is further provided with a plurality of slurry discharge holes surrounding the central hole, and the slurry discharge holes are connected with a slurry discharge pipe 13. A main shaft 15 is installed in the sealing mechanism 8, the upper end of the main shaft 15 is located in the thickener cone 1 and is connected with a disturbance arm 3, and the outer end of the disturbance arm 3 is connected with a disturbance scraper 2. The main shaft 15 is provided with a main shaft central pipe 7, the main shaft central pipe 7 is formed by a hollow structure of the main shaft 15, the disturbing arm 3 is provided with a water spraying pipe 5 communicated with the main shaft central pipe 7, the water spraying pipe 5 is formed by the hollow structure of the disturbing arm 3, and the water spraying pipe 5 is connected with a plurality of slurry making nozzles 4. The lower end of the main shaft 15 is positioned below the sealing machine conical cylinder 1, and the exposed part of the main shaft 15 is connected with a power mechanism. The lower end of the main shaft central pipe 7 is connected with a slurry making water pipe 17 through a high-pressure water tap 16. The slurry making water from the high-pressure water faucet 16 flows through the main shaft central pipe 7 and the water spraying pipe 5 in sequence and is finally sprayed out through the slurry making nozzle 4.
The lower side of the thickener bottom plate 9 is fixedly provided with a support frame 10, the support frame 10 is provided with a bearing seat 11, the main shaft 15 is arranged in a sliding bearing 12 on the bearing seat 11, and the main shaft 15 is supported by the sliding bearing 12 to rotate.
The power mechanism is an electric mechanical driving mechanism, a hydraulic driving mechanism or a wind power driving mechanism. In this embodiment, the power mechanism is a hydraulic motor or a pneumatic motor 14 connected to the support frame 10 and used for driving the main shaft 15 to rotate, the hydraulic motor or the pneumatic motor 14 is connected to a hydraulic station or a blower station 19, and the hydraulic station or the blower station 19 is installed on the base surface 18.
The main shaft 15 is also provided with a bearing guide plate 6 positioned above the sealing mechanism 8 (inside the sealing machine conical cylinder 1), and the bearing guide plate 6 is fixed on the main shaft 15 through a bolt connection type, a positioning pin welding type or other modes and is used for bearing the pressure of slurry liquid so as to reduce the impact of the pressure on the sealing mechanism 8.
Referring to fig. 3 and 4, in the embodiment, the bearing deflector 6 has a cylindrical portion 6-1 for fixing with the main shaft 15, an umbrella portion 6-2 is connected to the lower end of the cylindrical portion 6-1, and the cylindrical portion 6-1 and the umbrella portion 6-2 are generally an integral structure. The outer side of the umbrella-shaped part 6-2 is provided with a plurality of guide grooves 6-2-1, the guide grooves 6-2-1 are in a spiral trend taking the main shaft 15 as the center, and the purpose is to throw out the mortar along the tangential direction of the bearing guide plate.
Example two
As shown in fig. 5 and 6, the embodiment includes a thickener cone 1 as a lower member of a deep cone thickener barrel, a thickener bottom plate 9 horizontally arranged is arranged at the bottom end of the thickener cone 1, the thickener bottom plate 9 is provided with a central hole, a sealing mechanism 8 is arranged at the central hole, the thickener bottom plate 9 is further provided with a plurality of slurry discharge holes surrounding the central hole, and the slurry discharge holes are connected with a slurry discharge pipe 13. A main shaft 15 is installed in the sealing mechanism 8, the upper end of the main shaft 15 is located in the thickener cone 1 and is connected with a disturbance arm 3, and the outer end of the disturbance arm 3 is connected with a disturbance scraper 2. The main shaft 15 is provided with a main shaft central pipe 7, the disturbance arm 3 is provided with a water spraying pipe 5 communicated with the main shaft central pipe 7, and the water spraying pipe 5 is connected with a plurality of slurry making nozzles 4.
The embodiment also comprises a mounting beam 24 with a lower end for mounting on the foundation surface 18, and the upper end of the mounting beam 24 is fixed with the bottom plate 9 of the thickener. The mounting beam 24 is connected with a support bearing mechanism 21 for supporting the main shaft 15.
The mounting beam 24 is also provided with a slurry leading-in mechanism 20. As shown in fig. 8, the slurry introducing mechanism 20 includes a second sealing seat 20-1 fixed on the mounting beam 24, a group of second sealing rings 20-2 is installed between the second sealing seat 20-1 and the main shaft 15, the group of second sealing rings includes an upper sealing ring and a lower sealing ring, and an annular space is left between the upper sealing ring and the lower sealing ring. The slurry making water leading-in mechanism 20 further comprises an annular water tank 15-1 arranged on the main shaft 15, and the annular water tank 15-1 is communicated with the main shaft central pipe 7 through radial water holes 15-2. The second sealing seat 20-1 is also provided with a second water inlet channel 20-1-1, the second water inlet channel 20-1-1 is externally connected with a slurry making water inlet pipe, and the inner end of the second water inlet channel is communicated with the annular water tank 15-1 through the annular space. The slurry making water from the slurry making water inlet pipe flows through the second water inlet channel 20-1-1, the annular space between the upper sealing ring and the lower sealing ring, the annular water tank 15-1, the radial water holes 15-2, the main shaft central pipe 7 and the water spraying pipe 5 in sequence, and is finally sprayed out through the slurry making nozzle 4.
The lower end of the main shaft 15 is positioned below the sealing machine conical cylinder 1 and is connected with a motor 23 serving as a power mechanism through a coupler 22.
The main shaft 15 is also provided with a bearing guide plate 6 positioned above the sealing mechanism 8 (inside the sealing machine conical cylinder 1), the bearing guide plate 6 is fixed on the main shaft 15 through a bolt connection type, a positioning pin welding type or other modes and is used for bearing the pressure of slurry liquid so as to reduce the impact of the pressure on the sealing mechanism 8, and the area of the bearing guide plate 6 on the horizontal plane is larger than that of the sealing mechanism 8.
In the two embodiments, the power mechanism drives the main shaft 15 to rotate, the main shaft 15 drives the disturbance scraper 2 to rotate around the conical surface of the sand silo (the disturbance scraper 2 is not in contact with the conical surface of the sand silo, and the distance between the disturbance scraper 2 and the conical surface of the sand silo is generally 2-3 cm) through the disturbance arm 3, the mortar at the bottom of the sand silo is disturbed, meanwhile, the high-pressure water is sprayed out through the mortar making nozzle 4 (the spraying direction is irregular), and the disturbance arm 3, the disturbance scraper 2 and the high-pressure water activate the mortar together, so that the mortar is discharged from the mortar discharge pipe 13 at stable concentration and flow.
Referring to fig. 7, in the two embodiments, the sealing mechanism 8 includes a first sealing seat 8-1 fixed to the bottom plate 9 of the thickener by high-strength bolts, a spindle sleeve 8-3 fixed to the spindle 15, and a first sealing ring 8-2 installed between the first sealing seat 8-1 and the spindle sleeve 8-3. The sealing mechanism 8 further comprises an annular water channel 8-4 which is located between the first sealing seat 8-1 and the main shaft sleeve 8-3 and is arranged above the first sealing ring 8-2, the first sealing seat 8-1 is provided with a first water inlet channel 8-1-2, the first water inlet channel 8-1-2 is externally connected with a water seal water inlet 8-1-1 and internally connected with the annular water channel 8-4. An annular water outlet gap 8-5 is further formed between the first sealing seat 8-1 and the main shaft sleeve 8-3, the lower end of the annular water outlet gap 8-5 is communicated with the annular water channel 8-4, and the upper end of the annular water outlet gap is communicated with the inner cavity of the thickener cone 1. The sealing water from the water seal water inlet 8-1-1 enters the annular water channel 8-4 through the first water inlet channel 8-1-2 and then flows upwards into the inner cavity of the thickener cone 1 through the annular water outlet gap 8-5 so as to prevent the slurry in the thickener cone 1 from flowing into the sealing mechanism 8.
Claims (9)
1. The deep cone thickener of high concentration fine fraction tailings comprises a thickener cone (1), and is characterized in that: the bottom end of the thickener cone cylinder (1) is provided with a thickener bottom plate (9) which is horizontally arranged, the thickener bottom plate (9) is provided with a central hole, and a sealing mechanism (8) is arranged at the central hole; the bottom plate (9) of the thickener is also provided with a plurality of pulp discharge holes surrounding the central hole, and the pulp discharge holes are connected with pulp discharge pipes (13); a main shaft (15) is installed in the sealing mechanism (8), the upper end of the main shaft (15) is positioned in the thickener cone barrel (1) and is connected with a disturbance arm (3), and the outer end of the disturbance arm (3) is connected with a disturbance scraper (2); the main shaft (15) is provided with a main shaft central pipe (7), the disturbance arm (3) is provided with a water spraying pipe (5) communicated with the main shaft central pipe (7), and the water spraying pipe (5) is connected with a plurality of slurry making nozzles (4); the lower end of the main shaft (15) is positioned below the sealing machine conical cylinder (1), and the exposed part of the main shaft (15) is connected with a power mechanism.
2. The high-concentration fine fraction tailings deep cone thickener of claim 1, wherein: and the main shaft (15) is also provided with a bearing guide plate (6) positioned above the sealing mechanism (8), and the bearing guide plate (6) is fixed on the main shaft (15) and used for bearing the pressure of slurry liquid so as to reduce the impact of the pressure on the sealing mechanism (8).
3. The high-concentration fine fraction tailings deep cone thickener of claim 2, wherein: the bearing guide plate (6) is provided with a cylindrical part (6-1) for being fixed with the main shaft (15), and the lower end of the cylindrical part (6-1) is connected with an umbrella-shaped part (6-2); a plurality of diversion trenches (6-2-1) are arranged on the outer side of the umbrella-shaped part (6-2).
4. The high-concentration fine fraction tailings deep cone thickener of claim 2, wherein: the lower end of the main shaft central pipe (7) is connected with a slurry making water pipe (17) through a high-pressure water tap (16).
5. The high-concentration fine fraction tailings deep cone thickener of claim 2, wherein: the power mechanism is an electric mechanical driving mechanism, a hydraulic driving mechanism or a wind power driving mechanism.
6. The high-concentration fine fraction tailings deep cone thickener of claim 5, wherein: the electric mechanical driving mechanism is a hydraulic motor or a pneumatic motor (14) which is connected below the bottom plate (9) of the thickener through a support frame (10) and is used for driving a main shaft (15) to rotate.
7. The high-concentration fine-fraction tailings deep cone thickener according to claim 2, wherein: the deep cone thickener also comprises an installation beam (24) with the lower end used for being installed on the foundation surface (18), and the upper end of the installation beam (24) is fixed with the bottom plate (9) of the thickener; the mounting beam (24) is connected with a supporting bearing mechanism (21) for supporting the main shaft (15); the lower end of the main shaft (15) is connected with a motor (23) serving as a power mechanism.
8. The high-concentration fine fraction tailings deep cone thickener of claim 7, wherein: the deep cone thickener also comprises a slurry-making water leading-in mechanism (20); the slurry making water leading-in mechanism (20) comprises a second sealing seat (20-1) fixed on the mounting beam (24), a group of second sealing rings (20-2) are mounted between the second sealing seat (20-1) and the main shaft (15), each group of second sealing rings comprises an upper sealing ring and a lower sealing ring, and an annular space is reserved between the upper sealing ring and the lower sealing ring; the slurry making water leading-in mechanism (20) further comprises an annular water tank (15-1) arranged on the main shaft (15), and the annular water tank (15-1) is communicated with the main shaft central pipe (7) through a radial water hole (15-2); the second sealing seat (20-1) is also provided with a second water inlet channel (20-1-1), the second water inlet channel (20-1-1) is externally connected with a slurry making water inlet pipe, and the inner end of the second water inlet channel is communicated with the annular water tank (15-1) through the annular space.
9. The high concentration fine fraction tailings deep cone thickener of any of claims 1 to 8, wherein: the sealing mechanism (8) comprises a first sealing seat (8-1) fixed with the thickener bottom plate (9), a main shaft sleeve (8-3) fixed on the main shaft (15) and a first sealing ring (8-2) arranged between the first sealing seat (8-1) and the main shaft sleeve (8-3); the sealing mechanism (8) further comprises an annular water channel (8-4) which is positioned between the first sealing seat (8-1) and the main shaft sleeve (8-3) and is arranged above the first sealing ring (8-2), a first water inlet channel (8-1-2) is formed in the first sealing seat (8-1), a water seal water inlet (8-1-1) is connected to the outside of the first water inlet channel (8-1-2), and the first water inlet channel (8-4) is internally connected with the annular water channel; an annular water outlet gap (8-5) is further arranged between the first sealing seat (8-1) and the main shaft sleeve (8-3), the lower end of the annular water outlet gap (8-5) is communicated with the annular water channel (8-4), and the upper end of the annular water outlet gap is communicated with the inner cavity of the thickener cone (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110781376.0A CN113426165B (en) | 2021-07-11 | 2021-07-11 | High-concentration fine-grain tailing deep cone thickener |
| ZA2022/09876A ZA202209876B (en) | 2021-07-11 | 2022-09-05 | High-concentration fine fraction tailings deep cone thickener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110781376.0A CN113426165B (en) | 2021-07-11 | 2021-07-11 | High-concentration fine-grain tailing deep cone thickener |
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| CN113426165A CN113426165A (en) | 2021-09-24 |
| CN113426165B true CN113426165B (en) | 2022-07-05 |
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| CN202110781376.0A Active CN113426165B (en) | 2021-07-11 | 2021-07-11 | High-concentration fine-grain tailing deep cone thickener |
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| ZA (1) | ZA202209876B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114215593B (en) * | 2021-12-17 | 2022-07-15 | 淮北市东鑫矿业有限公司 | Energy-saving device capable of realizing homogeneous slurry making of tailing filling sand silo |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4347134A (en) * | 1981-09-03 | 1982-08-31 | Svehaug Oswald C | Slurry separator having reaction nozzle driven rotory blades wiping a conical filter |
| CN202638060U (en) * | 2012-07-05 | 2013-01-02 | 烟台桑尼核星环保设备有限公司 | A thickener feed system |
| CN108187375A (en) * | 2018-03-08 | 2018-06-22 | 云南驰宏锌锗股份有限公司 | A kind of depth cone concentrator long-period stable operation control system |
| CN207667205U (en) * | 2017-12-13 | 2018-07-31 | 新巴尔虎右旗荣达矿业有限责任公司 | Defoaming device for thickener and underflow ore discharge device |
| CN109458216A (en) * | 2018-12-18 | 2019-03-12 | 山东华联矿业股份有限公司 | Anti-compaction for deep wimble thickener is from slurry making system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102059011A (en) * | 2010-11-26 | 2011-05-18 | 北京科技大学 | Device for preventing harrow of deep cone thickener from being pressed |
| CN202844657U (en) * | 2012-10-11 | 2013-04-03 | 北京科技大学 | Device for preventing deep-cone thickener from harrow pressing |
-
2021
- 2021-07-11 CN CN202110781376.0A patent/CN113426165B/en active Active
-
2022
- 2022-09-05 ZA ZA2022/09876A patent/ZA202209876B/en unknown
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4347134A (en) * | 1981-09-03 | 1982-08-31 | Svehaug Oswald C | Slurry separator having reaction nozzle driven rotory blades wiping a conical filter |
| CN202638060U (en) * | 2012-07-05 | 2013-01-02 | 烟台桑尼核星环保设备有限公司 | A thickener feed system |
| CN207667205U (en) * | 2017-12-13 | 2018-07-31 | 新巴尔虎右旗荣达矿业有限责任公司 | Defoaming device for thickener and underflow ore discharge device |
| CN108187375A (en) * | 2018-03-08 | 2018-06-22 | 云南驰宏锌锗股份有限公司 | A kind of depth cone concentrator long-period stable operation control system |
| CN109458216A (en) * | 2018-12-18 | 2019-03-12 | 山东华联矿业股份有限公司 | Anti-compaction for deep wimble thickener is from slurry making system |
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| Publication number | Publication date |
|---|---|
| ZA202209876B (en) | 2022-11-30 |
| CN113426165A (en) | 2021-09-24 |
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