CN220048555U - Multi-flow-state intensified interference bed classifier - Google Patents
Multi-flow-state intensified interference bed classifier Download PDFInfo
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- CN220048555U CN220048555U CN202321399988.4U CN202321399988U CN220048555U CN 220048555 U CN220048555 U CN 220048555U CN 202321399988 U CN202321399988 U CN 202321399988U CN 220048555 U CN220048555 U CN 220048555U
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- cyclone
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- preselector
- bed classifier
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Abstract
The utility model belongs to the technical field of ore dressing and grinding classification equipment, and particularly relates to a multi-flow-state intensified interference bed classifier, which is provided with a barrel body, wherein a cyclone preselector is arranged in the barrel body, a vortex type distributing device is arranged at the discharge end of the cyclone preselector, ore pulp is uniformly distributed to the cyclone preselector through an ore pulp distributor, solid particles in the ore pulp are preselected through the cyclone preselector, the vortex type distributing device is horizontally arranged, under the action of centrifugal force generated by the vortex type distributing device rotating at a high speed, the particle materials are radially and uniformly dispersed, and due to the action of the centrifugal force, the particle materials with different particle diameters can be dispersed to different positions, so that the sorting and the dispersion of the particle materials according to the particle size are realized; the ordered and dispersed granular materials are subjected to deep classification according to the interference sedimentation principle under the action of upward flow, and the cyclone force field generated by the vortex type distributing device and the interference sedimentation force field generated by the interference bed classifier are coupled and interacted, so that the classification efficiency is improved, and the production cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of ore dressing, grinding and classifying equipment, and particularly relates to a multi-flow-state intensified interference bed classifier.
Background
The traditional ore grinding and classifying of the ore dressing plant generally adopts a ball mill and a spiral classifier or a cyclone group to form a closed-circuit ore grinding and classifying process, but the return sand of the classifier or the cyclone group contains a considerable amount of qualified grain fraction, the classifying efficiency is low, the classifying quality efficiency of the general classifier is 20-30%, the classifying quality efficiency of the cyclone is 40-60%, the cyclic load of the ball mill is increased and decreased by the time of the ball mill, the processing capacity of the ball mill is restricted, and meanwhile, part of useful minerals are overground and lost in tailings.
The sorting and classifying equipment commonly used in the market at present is an interference bed classifier, but the classifying efficiency is relatively low, for example, patent numbers: ZL201020610650.5, patent name: chinese patent of composite coal slime interference bed sorting equipment with classifying and sorting functions discloses that the equipment consists of a classifying cyclone and an interference bed classifier, and the device integrates classification of coal slime and sorting of coarse coal slime. However, in practice, the classifying cyclone and the disturbing bed classifier are operated independently, and only the classifying cyclone and the disturbing bed classifier are simply combined together, so that the effect of improving the classifying efficiency is not achieved, and therefore, a disturbing bed classifier with higher classifying efficiency needs to be designed.
Disclosure of Invention
The utility model aims to provide a multi-fluid-state intensified interference bed classifier so as to improve the classifying and classifying efficiency.
The utility model provides a multi-flow-state reinforced disturbing bed classifier which is provided with a barrel body, wherein an overflow port is arranged above the barrel body, a tailing discharge port is arranged below the barrel body, a sorting device, an electric actuator and a control device are arranged in the barrel body, a cyclone preselector is arranged in the barrel body, the feeding end of the cyclone preselector is connected with a pulp distributor, and a vortex distributor is arranged at the discharging end of the cyclone preselector.
Optionally, the cyclone preselector is provided with a feed inlet, the feed inlet is connected with a main section of thick bamboo, an overflow elbow is arranged above the main section of thick bamboo, the lower part of the main section of thick bamboo is connected with an auxiliary section of thick bamboo through a cone section, an underflow nozzle is arranged below the auxiliary section of thick bamboo, the underflow nozzle is connected with the vortex type distributor, and the diameter of the underflow nozzle is smaller than that of the auxiliary section of thick bamboo.
Optionally, at least two cyclone preselectors are arranged in the barrel, an isolation cavity is arranged between the cyclone preselectors, the isolation cavity is of a hollow structure, the upper part of the isolation cavity is a cylinder, the lower part of the isolation cavity is a cone, and the lowest end of the isolation cavity is positioned below the horizontal plane of the vortex type distributing device.
Optionally, the sorting unit is provided with inlet tube, water ring, top water branch pipe, turbulent flow board, the inlet tube with the water ring links to each other, top water branch pipe evenly set up in on the water ring, the turbulent flow board is the setting of V font.
Optionally, the vortex type distributing device is provided with a distributing disc, a distributing disc feeding hole is formed in the middle of the distributing disc, a plurality of dispersing fins are arranged on the periphery of the distributing disc, and a distributing disc discharging hole is formed in each dispersing fin.
Optionally, the control device is provided with a controller and a sensor, the controller receives a feedback signal of the sensor, and the controller is electrically connected with the electric actuator.
Optionally, the number of the cyclone preselectors is four, and the isolation cavity is located in the middle of the four cyclone preselectors.
The utility model has the following beneficial effects:
compared with the prior art, the multi-flow-state intensified interference bed classifier is provided with the barrel body, the cyclone preselector is arranged in the barrel body, the discharge end of the cyclone preselector is provided with the vortex type distributing device, ore pulp is conveyed into the ore pulp distributor through the slag pulp pump under a certain pressure, the ore pulp is uniformly distributed to the cyclone preselector through the ore pulp distributor, solid particles in the ore pulp are preselected through the cyclone preselector, the vortex type distributing device is horizontally arranged, under the action of centrifugal force generated by the vortex type distributing device rotating at a high speed, particle materials are radially and uniformly dispersed, due to the action of the centrifugal force, the particle materials with different particle diameters can be dispersed to different positions, and the larger particle materials with larger particle diameters can be dispersed to the outer side of the vortex type distributing device under the action of the centrifugal force; the smaller the centrifugal force applied to the particle materials with smaller particle size, the smaller the centrifugal force applied to the particle materials can be dispersed to the center position of the vortex type distributor, so that the sorting and dispersion of the particle materials according to the particle size are realized; the ordered and dispersed granular materials are subjected to depth classification according to the interference sedimentation principle under the action of upward flow, qualified products flow out from overflow ports, unqualified products flow out from tailing discharge ports, and a cyclone force field generated by a vortex type distributing device and an interference sedimentation force field generated by an interference bed classifier are coupled and interacted to form a synergistic effect, so that the accumulation and overlapping phenomena of the granular materials in the interference bed classifier are reduced, the sorting classification efficiency is improved, and the production cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the inventive embodiments of the present utility model, the drawings used in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the inventive embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art.
FIG. 1 is a schematic view of the structure of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model;
FIG. 3 is a rear elevational view of the inventive removal bucket and turbulence plate of the present utility model;
FIG. 4 is a front view of FIG. 2;
FIG. 5 is a front view of a swirl preselector;
fig. 6 is a top view of the vortex distributor.
Wherein, each reference sign in the figure:
1. a tub body; 11. an overflow port; 12. a tailing discharge port;
2. a sorting device; 21. a water inlet pipe; 22. a water ring; 23. a water-jacking branch pipe; 24. a turbulence plate;
3. a rotational flow preselector; 31. a feed inlet; 32. a main barrel section; 33. an overflow elbow; 34. a cone section; 35. a secondary barrel section; 36. an underflow nozzle;
4. a pulp distributor;
5. a vortex type distributor; 51. a cloth tray; 52. a feeding hole of the cloth tray; 53. a dispersion fin; 54. a material outlet of the material distribution plate;
6. isolating the cavity; 61. a cylinder; 62. and (5) a cone.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
As shown in fig. 1-4, a multi-flow-state intensified interference bed classifier is provided with a barrel body 1, an overflow port 11 is arranged above the barrel body 1, a tailing discharging port 12 is arranged below the barrel body 1, a sorting device 2, an electric actuator and a control device are arranged in the barrel body 1, a cyclone preselector 3 is arranged in the barrel body 1, the feeding end of the cyclone preselector 3 is connected with a pulp distributor 4, and a vortex distributor 5 is arranged at the discharging end of the cyclone preselector 3.
Specifically, ore pulp is conveyed into an ore pulp distributor 4 through a pulp pump under a certain pressure, the ore pulp is uniformly distributed to a cyclone pre-selector 3 through the ore pulp distributor 4, solid particles in the ore pulp are pre-selected through the cyclone pre-selector 3, a vortex-type distributing device 5 is horizontally arranged, particle materials are uniformly dispersed in the radial direction under the action of centrifugal force generated by the vortex-type distributing device 5 rotating at a high speed, the particle materials with different particle diameters can be dispersed to different positions due to the action of the centrifugal force, and the larger the centrifugal force acted by the particle materials with larger particle diameters can be dispersed to the outer side of the vortex-type distributing device 5; the smaller the centrifugal force applied to the particle materials with smaller particle size, the smaller the centrifugal force applied to the particle materials can be dispersed to the center position of the vortex type distributor 5, so that the sorting and dispersion of the particle materials according to the particle size are realized; the ordered and dispersed granular materials are subjected to depth classification according to the interference sedimentation principle under the action of upward flow, qualified products flow out from the overflow port 11, unqualified products flow out from the tailing discharge port 12, and a synergistic effect is formed by coupling and interacting a rotational flow force field generated by the vortex type distributor 5 and an interference sedimentation force field generated by the interference bed classifier, so that the accumulation and overlapping phenomena of the granular materials in the interference bed classifier are reduced, the separation efficiency is improved, and the production cost is reduced.
As shown in fig. 5, the cyclone preselector 3 is provided with a feed inlet 31, the feed inlet 31 is connected with a main barrel section 32, an overflow elbow 33 is arranged above the main barrel section 32, the lower part of the main barrel section 32 is connected with a secondary barrel section 35 through a cone section 34, an underflow nozzle 36 is arranged below the secondary barrel section 35, the underflow nozzle 36 is connected with the vortex distributor 5, and the diameter of the underflow nozzle 36 is smaller than that of the secondary barrel section 35.
Specifically, the pulp distributor 4 is connected with the feed port 31 of the cyclone preselector 3, the pulp enters the main barrel section 32 from the feed port 31, a rotary flow state is formed in the cyclone preselector 3, and due to the fact that the mass and the size of particles are different, centrifugal forces are different, so that the particles move along different tracks in the rotary flow state, the mass of qualified particles is light, the centrifugal force is small, the qualified particles move upwards, and finally flow out of the overflow bent pipe 33; the reject particles are of heavier mass and are of greater centrifugal force and will move downwardly along the outside of the rotary flow regime and ultimately flow to the underflow nozzle 36. The diameter of the auxiliary cylinder section 35 is the same, the diameter of the underflow nozzle 36 is smaller than that of the auxiliary cylinder section 35, large particles are concentrated at the bottom of the auxiliary cylinder section 35, the concentration is high, the particles are subjected to centrifugal force, tangential shear force and radial shear force generated by the falling of upper materials, and the large particles move downwards along the outer side of a rotary flow state under the action of the centrifugal force, the tangential shear force and the radial shear force and finally flow to the underflow nozzle 36, so that the large particles are effectively sorted and separated, and the sorting and grading effects are good.
The cyclone preselector 3 enters in a pressure-adjustable mode, is evenly dispersed into a bed layer to a larger extent according to material conditions, has a preselection function, and can be subjected to particle size sorting classification under different pressure conditions, so that sorting pressure of an interference bed classifier is shared, and sorting precision of the interference bed classifier is effectively improved.
As shown in fig. 3, at least two cyclone preselectors 3 are disposed in the barrel body 1, an isolation cavity 6 is disposed between the cyclone preselectors 3, the isolation cavity 6 is of a hollow structure, the upper portion of the isolation cavity 6 is a cylinder 61, the lower portion of the isolation cavity 6 is a cone 62, and the lowest end of the isolation cavity 6 is located below the horizontal plane of the vortex distributor 5.
Specifically, be provided with isolation cavity 6 in the middle of staving 1, isolation cavity 6's the lowest end is in vortex distributor 5's horizontal plane below, and isolation cavity 6 plays the isolation effect, avoids cyclone preselector 3, vortex distributor 5 mutual interference. In the embodiment, four cyclone preselectors 3 are arranged, four cyclone force fields are formed at the bottoms of the four cyclone preselectors 3, and the four cyclone force fields are mutually coupled and interacted with an interference force field generated by an interference bed classifier so as to improve the sorting and classifying effect.
As shown in fig. 4, the sorting device 2 is provided with a water inlet pipe 21, a water ring 22, a top water branch pipe 23, and a turbulence plate 24, wherein the water inlet pipe 21 is connected with the water ring 22, the top water branch pipe 23 is uniformly arranged on the water ring 22, and the turbulence plate 24 is arranged in a V shape.
Specifically, medium is injected into the barrel body 1 through the water inlet pipe 21, the water ring 22 and the top water branch pipe 23, and the turbulence plate 24 is arranged in a V shape, so that a great deal of vortex and turbulence can be generated by the turbulence plate 24, and the particle materials are continuously disturbed and oscillated in the sorting and classifying process, thereby achieving the purpose of sorting and classifying.
As shown in fig. 6, the vortex type distributor 5 is provided with a distributing disc 51, a distributing disc feeding port 52 is arranged in the middle of the distributing disc 51, a plurality of dispersing fins 53 are arranged around the distributing disc 51, and distributing disc discharging ports 54 are arranged on the dispersing fins.
Specifically, the distributor plate feed port 52 is connected to the underflow nozzle 36, and the particulate material enters the distributor plate 51 from the distributor plate feed port 52 and flows out of the distributor plate discharge port 54 under the influence of centrifugal force.
The control device is provided with a controller and a sensor, the controller receives feedback signals of the sensor, and the controller is electrically connected with the electric actuator.
Specifically, the control device (not shown in the figure) comprises a controller, a sensor, a power supply, a circuit and other components, wherein the controller receives feedback signals of the sensor and controls the power supply to output corresponding electric signals so as to control and regulate the electric actuator. The sensor detects the working state and the raw material characteristics of the classifier, and can monitor parameters such as vibration, temperature, current and the like of the disturbance bed classifier in real time to provide feedback signals for the controller.
Compared with the prior art, the multi-flow-state intensified interference bed classifier is provided with the bucket body 1, the cyclone preselector 3 is arranged in the bucket body 1, the discharge end of the cyclone preselector 3 is provided with the vortex type distributing device 5, ore pulp is conveyed into the ore pulp distributor 4 through the pulp pump under a certain pressure, the ore pulp is uniformly distributed to the cyclone preselector 3 through the ore pulp distributor 4, solid particles in the ore pulp are preselected through the cyclone preselector 3, the vortex type distributing device 5 is horizontally arranged, under the centrifugal force effect generated by the vortex type distributing device 5 rotating at a high speed, the particle materials are uniformly dispersed in the radial direction, due to the centrifugal force effect, the particle materials with different particle diameters can be dispersed to different positions, and the larger particle materials with larger particle diameters can be dispersed to the outer side of the vortex type distributing device 5 under the centrifugal force effect; the smaller the centrifugal force applied to the particle materials with smaller particle size, the smaller the centrifugal force applied to the particle materials can be dispersed to the center position of the vortex type distributor 5, so that the sorting and dispersion of the particle materials according to the particle size are realized; the ordered and dispersed granular materials are subjected to depth classification according to the interference sedimentation principle under the action of upward flow, qualified products flow out from the overflow port 11, unqualified products flow out from the tailing discharge port 12, and a synergistic effect is formed by coupling and interacting a rotational flow force field generated by the vortex type distributor 5 and an interference sedimentation force field generated by the interference bed classifier, so that the accumulation and overlapping phenomena of the granular materials in the interference bed classifier are reduced, the separation classification efficiency is improved, and the production cost is reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. The utility model provides a many fluid-state are reinforceed and are disturbed bed grader, is provided with staving (1), staving (1) top is provided with overflow mouth (11), staving (1) below is provided with tailing bin outlet (12), be provided with sorting unit (2), electric actuator, controlling means in staving (1), its characterized in that: the cyclone pre-separator is characterized in that a cyclone pre-separator (3) is arranged in the barrel body (1), the feeding end of the cyclone pre-separator (3) is connected with the ore pulp distributor (4), and the discharging end of the cyclone pre-separator (3) is provided with a vortex type distributor (5).
2. A multiple fluid enhanced interference bed classifier according to claim 1 wherein: the cyclone preselector (3) is provided with a feeding hole (31), the feeding hole (31) is connected with a main barrel section (32), an overflow bent pipe (33) is arranged above the main barrel section (32), the lower part of the main barrel section (32) is connected with an auxiliary barrel section (35) through a cone section (34), an underflow nozzle (36) is arranged below the auxiliary barrel section (35), the underflow nozzle (36) is connected with a vortex type distributor (5), and the diameter of the underflow nozzle (36) is smaller than that of the auxiliary barrel section (35).
3. A multi-fluid intensified interference bed classifier according to claim 1, wherein: the cyclone pre-selector device is characterized in that at least two cyclone pre-selectors (3) are arranged in the barrel body (1), an isolation cavity (6) is arranged between the cyclone pre-selectors (3), the isolation cavity (6) is of a hollow structure, the upper part of the isolation cavity (6) is a cylinder (61) and the lower part of the isolation cavity is a cone (62), and the lowest end of the isolation cavity (6) is located below the horizontal plane of the vortex type distributing device (5).
4. A multiple fluid enhanced interference bed classifier according to any one of claims 1-3 wherein: sorting unit (2) are provided with inlet tube (21), water ring (22), top water branch pipe (23), turbulent flow board (24), inlet tube (21) with water ring (22) link to each other, top water branch pipe (23) evenly set up in on water ring (22), turbulent flow board (24) are the V font setting.
5. A multiple fluid enhanced interference bed classifier according to any one of claims 1-3 wherein: the vortex type distributor (5) is provided with a distribution plate (51), a distribution plate feeding hole (52) is formed in the middle of the distribution plate (51), a plurality of dispersing fins (53) are arranged around the distribution plate (51), and a distribution plate discharging hole (54) is formed in the dispersing fins (53).
6. A multiple fluid enhanced interference bed classifier according to any one of claims 1-3 wherein: the control device is provided with a controller and a sensor, the controller receives feedback signals of the sensor, and the controller is electrically connected with the electric actuator.
7. A multiple fluid enhanced interference bed classifier as defined in claim 3 wherein: the number of the cyclone preselectors (3) is four, and the isolation cavity (6) is positioned in the middle of the four cyclone preselectors (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321399988.4U CN220048555U (en) | 2023-06-01 | 2023-06-01 | Multi-flow-state intensified interference bed classifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321399988.4U CN220048555U (en) | 2023-06-01 | 2023-06-01 | Multi-flow-state intensified interference bed classifier |
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| Publication Number | Publication Date |
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| CN220048555U true CN220048555U (en) | 2023-11-21 |
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ID=88754706
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321399988.4U Active CN220048555U (en) | 2023-06-01 | 2023-06-01 | Multi-flow-state intensified interference bed classifier |
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| Country | Link |
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| CN (1) | CN220048555U (en) |
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2023
- 2023-06-01 CN CN202321399988.4U patent/CN220048555U/en active Active
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