CN219334349U - Enrichment sorting unit containing metal tailings - Google Patents

Abstract

The utility model provides an enrichment and separation device for metal-containing tailings, which comprises a crushing box, a separation box, a fan and a cyclone separator, wherein the crushing box comprises a feed inlet, a discharge outlet and a crushing device, the top of the separation box is provided with a feed hopper, the feed hopper is positioned below the discharge outlet of the crushing box, and a conveying device, a material separation box and a material chute box are arranged in the separation box. According to the utility model, the tailing powder is separated according to different particle sizes in a winnowing mode, so that the particle sizes are sorted in one step; the tailings containing metal elements are enriched, so that the tailings which are finally enriched and separated are ensured to have more powder containing the metal elements, when the tailings are used for separating the metal elements in the tailings, the tailings are not required to be separated by a gravity separator, a flotation machine or a centrifugal concentrator and the like, only the tailings after enrichment are required to be separated, the waste of water resources during separation is reduced, and the cost-effectiveness ratio is improved.

Description

Enrichment sorting unit containing metal tailings

Technical Field

The utility model relates to the technical field of tailing resource utilization, in particular to an enrichment and separation device for metal-containing tailings.

Background

The part of the product of the separation operation in the ore dressing, which has lower content of useful target components and cannot be used for production, is called tailings, and the tailings contain limited amounts of metals such as iron, manganese, chromium, copper, tin, nickel, cobalt, tungsten and the like or nonferrous metals, so that the separation is often not carried out any more due to the low content of the metals, and the tailings are stored in a tailings pond for a long time, so that serious harm is caused to the ecological environment, and a large amount of available resources are wasted, and economic loss is caused;

the current use of tailing resources often has the following problems: (1) In the prior art, metal ores are separated by using gravity separation equipment, magnetic separation equipment, flotation equipment, centrifugal ore dressing equipment and the like, a large amount of water resources are often used in the separation process, the metal content in tailings is small, the equipment is directly reused for separation, a large amount of water resources, electric power resources and the like are wasted to obtain a small amount of metal ores, the cost efficiency is poor, the recovery rate is low, and metals in the tailings cannot be recovered economically and effectively; (2) In the prior art, when tailings are used for preparing aggregates with different particle sizes, the aggregates are separated according to the particle sizes by utilizing a plurality of sieving machines such as vibrating sieves after being crushed, so that the separation time is long, and the aggregates can not be directly separated according to the different particle sizes by one device.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an enrichment and separation device for metal-containing tailings.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an enrichment sorting unit containing metal tailing, includes crushing case, separation case, fan and cyclone, crushing case includes feed inlet, discharge gate and reducing mechanism, the top of separation case has the feeder hopper, the feeder hopper is located the below of the discharge gate of crushing case, be equipped with conveyer in the separation case, material spout case, the upper and lower opening of material separation case, the material separation case is fixed on the inner wall of the middle part of separation case, the different cavity of separation by the baffle in the material separation case, the material spout case is the open-ended bar case in both ends, the one end of material spout case is put through with the cavity in the material separation case, the other end of material spout case wears out outside the separation case, the slope of material spout case sets up, still be fixed with the air blowing case on the baffle, the top of air blowing case has the air blowing mouth, the air blowing case passes through first pipeline connection the output of fan, one side of separation case is fixed cyclone, the cyclone is in the second side has the second tangential line connection through the first pipeline of cyclone, the top has the second tangential line connection of separation case.

Preferably, the conveying device comprises a driving roller, a driven roller and a conveying belt, the conveying belt is horizontally arranged, the driven roller and the driving roller are respectively arranged at the left side and the right side of the conveying belt, the center of the driving roller is inserted into an output shaft of a motor, the motor is fixed at the outer side of the sorting box, and the driving roller is a permanent magnet roller.

Preferably, the material separation box is arranged below the conveying device, a sliding plate is fixed at the top of the left side wall of the material separation box, the sliding plate is inclined upwards to the left from the left side wall of the material separation box, the lower end of the sliding plate is fixed at the top of the left side wall of the material separation box, and the upper end of the sliding plate is positioned below between the driving roller and the driven roller.

Preferably, the air blowing box is fixed at the top of the partition plate close to the driving roller, the length of the air blowing box is the same as that of the partition plate, and an air blowing opening of the air blowing box is positioned right below the rightmost side of the driving roller.

Preferably, the side of the wind blowing box, which is far away from the driving roller, is a slope surface, a cavity is formed in the wind blowing box, an arc-shaped neck portion bent towards one side of the slope surface is arranged at the top of the cavity, the wind blowing opening is a strip-shaped opening, and the length of the strip-shaped opening is greater than the width of the conveying belt and smaller than that of the wind blowing box.

Preferably, the top of the feed hopper is obliquely fixed with a first sieve plate, and the lower surface of the first sieve plate is fixed with an oscillator.

Preferably, the device further comprises a sliding box, the sliding box comprises an inlet and an outlet, the crushing box and the feeding hopper are fixed in the same box body, an opening is formed in one side of the box body, the first sieve plate is obliquely arranged from the opening to the upper side, and the opening is communicated with the inlet of the sliding box.

Preferably, the opening is arranged on the right side of the box body, the first screen plate is inclined from the lower right to the upper left, the slide box comprises a first slide box and a second slide box, the first slide box is arranged in an inclined mode, the upper end of the second slide box is communicated with the lower end of the first slide box, the upper end of the first slide box is fixed at the opening, and the lower end of the second slide box is an outlet of the slide box.

Preferably, the partition plate divides the material separation box into a first chamber, a second chamber and a third chamber from left to right, a second sieve plate is arranged in the second chamber, a first discharge outlet is further formed in the side face of the second chamber, the second sieve plate is obliquely arranged upwards from one side of the first discharge outlet, a discharge box is communicated with the first discharge outlet, two ends of the discharge box are opened, and the discharge box is obliquely arranged downwards from the first discharge outlet.

Preferably, the first discharging port is arranged on the front side surface of the second chamber, one end of the discharging box, which is far away from the second chamber, penetrates out of the front side surface of the sorting box, the material chute box, which is fixed at the lower end of the second chamber, penetrates out of the rear side surface of the sorting box, the material chute box, which is fixed at the lower end of the first chamber, penetrates out of the left side surface of the sorting box, and the material chute box, which is fixed at the lower end of the third chamber, penetrates out of the right side surface of the sorting box.

Compared with the prior art, the utility model has the beneficial effects that: when the device is used, the fan blows air into the air blowing box to be discharged from the air blowing opening, the tailing powder falling from the right side of the conveying device is blown up, different tailing powder is separated according to the weight of the powder, the weight factors of the tailing powder are mainly determined by the volume and the density of the tailing powder, the tailings with large volume are not blown up, the tailings with small volume can be blown up and fall into other chambers of the material separating box, the particle size of crushed tailing powder is separated, fine micro powder blown up in the separating box is separated and settled through the cyclone separator, so that the micro tailing powder can be separated according to the particle size through one device, different machines such as a vibrating screen are not required to be used for screening, the separated tailing powder is separated in one step, the lower end of each chamber is connected with different material chute boxes, and the separated tailing powder enters different storage yards through different material chute boxes. Clean air separated by the cyclone separator enters the fan from a second interface at the top of the cyclone separator to realize recycling, so that environment pollution caused by micro powder is avoided. (2) The tailings containing metal elements in the tailings are more dense than the tailings without metal elements, in general, the tailings containing metal elements in the tailings with the same volume are heavier, the tailings with heavier weight are reserved and enriched in one cavity of the material separation box through the air blowing box, the tailings with lighter weight are blown up to other cavities, the enrichment effect on the tailings containing metal elements is realized, meanwhile, a second sieve plate is arranged in the cavity for enriching the tailings containing metal elements, the tailings powder is further separated according to the size of the particle size through sieving, the tailings powder with small particle size but large weight is separated, namely the tailings powder containing metal elements is further enriched, the tailings powder with more metal elements in the finally enriched and separated tailings is ensured, when the metal elements in the tailings are separated through the follow-up use of tailings, a gravity separator, a flotation machine or a centrifugal separator and the like are not needed, only the tailings after the enrichment are needed to be separated, the waste of water resources is reduced, and the cost-effectiveness ratio is improved.

Drawings

FIG. 1 is a schematic diagram of a metal-containing tailings enrichment and separation apparatus of the present utility model;

FIG. 2 is a front view of an enrichment and separation device for metal-containing tailings according to the present utility model;

FIG. 3 is an enlarged view of part A of an enrichment and separation device for metal-containing tailings according to the present utility model;

FIG. 4 is a schematic diagram of the structure of a second chamber of an enrichment and separation device for metal-containing tailings.

Detailed Description

For a further understanding of the objects, construction, features, and functions of the utility model, reference should be made to the following detailed description of the preferred embodiments.

Referring to fig. 1, an enrichment and separation device for metal tailings comprises a crushing box 100, a separation box 200, a fan 300 and a cyclone separator 400, wherein the crushing box 100 comprises a feed inlet 110, a discharge outlet 120 and a crushing device 130, a feed hopper 210 is arranged at the top of the separation box 200, the feed hopper 210 is positioned below the discharge outlet 120 of the crushing box 100, a conveying device 500 is arranged in the separation box 200, a material separation box 600 and a material chute box 700, and the conveying device 500 is arranged below the feed hopper 210 and is used for receiving crushed tailings powder entering from the feed hopper 210 and conveying the crushed tailings powder in a transmission manner; the material separation box 600 is opened up and down, the material separation box 600 is fixed on the inner wall of the middle part of the separation box 200, the material separation box 600 is internally separated into different chambers by the partition plate 610, the material chute box 700 is a strip-shaped box with two open ends, one end of the material chute box 700 is communicated with the different chambers in the material separation box 600, the other end of the material chute box 700 penetrates out of the separation box 200, the material chute box 700 is obliquely arranged, the partition plate 610 is also fixedly provided with a wind blowing box 800, a wind blowing opening 810 is arranged above the wind blowing box 800, the wind blowing box 800 is connected with the output end of the fan 300 through a first pipeline 910, one side of the separation box 200 is fixedly provided with the cyclone 400, the tangential direction of the upper side surface of the cyclone 400 is provided with a first interface 410, the top of the cyclone 400 is provided with a second interface 420, the first interface 410 is communicated with the separation box 200 through a second pipeline 920, the second interface 420 is connected with the fan 300 through a third pipeline 930, and the top of the fan 300 is fixedly connected with the fan 300.

When the device is used, the crushing device 130, the conveying device 500 and the fan 300 are started, tailings enter the crushing box 100 from the upper end feed inlet 110 of the crushing box 100, enter the feed hopper 210 after being crushed by the crushing device 130 and fall into the conveying mechanism 500 to be conveyed to one side of the material separation box 600, after the fan 300 is started, the air enters the air blowing box 800 to be discharged from the air blowing opening 810, the tailing powder falling from the right side of the conveying device 500 is blown, different tailing powder is separated according to the weight of the powder, as the weight factors of the tailing powder are mainly determined by the volume and the density of the tailing powder, the tailings with large volume are not blown up, the tailings with small volume are blown up and fall into other chambers of the material separation box 600, the particle size of the crushed tailing powder is separated, fine powder blown up in the separation box 200 is separated, settled and collected through the cyclone separator 400, the fine powder can be separated according to the particle size without a piece of equipment, different tailing powder is separated by using different vibrating screening machines, and the tailing powder is separated by one step into different storage boxes 700, and the different storage boxes 700 are connected to the lower ends of different storage boxes, and the different storage boxes are separated by the different storage boxes. Clean air separated by the cyclone separator 400 enters the fan 300 from the second interface 420 at the top of the cyclone separator 400 to realize recycling, so that the environment is prevented from being polluted by micro powder, and the device is very friendly to the environment.

The density of the tailings containing the metal elements in the tailings is greater than that of the tailings without the metal elements, in general, the tailings containing the metal elements in the tailings with the same volume are heavier, the tailings with the heavier weight are reserved and enriched in one cavity of the material separation box through the air blowing box 800, the tailings with the lighter weight are blown up to other cavities, the enrichment effect on the tailings containing the metal elements is realized, when the tailings are used for separating the metal elements in the tailings, the tailings are not required to be separated by a gravity separator, a flotation machine, a centrifugal separator or the like, only the tailings after enrichment are required to be separated, the waste of water resources during separation is reduced, and the cost-effective ratio is improved.

The conveying device 500 includes a driving roller 510, a driven roller 520, and a conveying belt 530, where the conveying belt is horizontally disposed, the driven roller 520 and the driving roller 510 are disposed on the left and right sides of the conveying belt 530, the center of the driving roller 510 is inserted into an output shaft of a motor, the motor is fixed on the outer side of the sorting box 200, and not shown in the motor diagram, and the driving roller 510 is a permanent magnet roller. When the mineral powder is conveyed through the conveying device, the tailing powder can be adsorbed by the driving roller 510 when passing through the driving roller 510, and the powder of the metal containing iron in the tailing powder is adsorbed and separated, so that the waste of the metal powder containing iron is avoided.

Preferably, the material separation box 600 is disposed below the conveyor 500, a sliding plate 620 is fixed to the top of the left side wall of the material separation box 600, the sliding plate 620 is inclined upward and leftward from the left side wall of the material separation box 600, the lower end of the sliding plate 620 is fixed to the top of the left side wall of the material separation box 600, and the upper end of the sliding plate 620 is located below between the driving roller 510 and the driven roller 520. Guarantee that the metal that contains iron can fall onto slide 620 when keeping away from driving roller 510 when no longer adsorbing at driving roller 510, falls into the cavity of the indisputable metal tailing of material separation case 600 through the slide, realizes separating out through the tailing of containing iron metal, and the upper end of slide 620 is located between two cylinders, conveniently fully collects the tailing of containing iron metal, and the upper end and the conveyer belt of slide are contactless, avoid the conveyer belt wearing and tearing.

The air box 800 is fixed to the top of the partition 610 near the driving drum 510, the length of the air box 800 is the same as the length of the partition 610, and the air opening 810 of the air box 800 is located right below the rightmost side of the driving drum 510. Ensuring that the wind blowing port 810 blows wind to blow light tailings powder in the process of falling from the rightmost side of the conveyor belt.

As shown in fig. 1 and fig. 3, the side of the air-blowing box 800 far away from the driving roller 510 is a slope 820, so that the tailing powder falling to the top of the air-blowing box 800 can fall into the chamber of the material separating box 600 from the slope 820, and the tailing powder is prevented from being accumulated at the top of the air-blowing box 800, thereby wasting the tailing powder. The interior of the blowing box 800 has a cavity 830, the top of the cavity 830 has an arc neck 831 bent toward one side of the ramp 820, and the top of the arc neck 831 is the blowing port 810; the wind direction can be changed after wind enters the neck 831, so that the wind can be blown out towards the right upper side, the tail mineral powder can be blown to the right side, the conveying device is far away, and the tailings can be separated according to different sizes. Ensure that the wind of fan 300 gets into cavity 830 in can gather at arc neck 831 for wind-force improves, can blow the tailing powder up, and can reduce the loss of wind-force through slick neck 831, makes the fan that uses less power, can realize the jetting to the tailing powder, reduces the economic cost who uses this equipment.

The wind blowing port 810 is a bar port, and the length of the bar port 810 is greater than the width of the conveyor 530 and less than the length of the wind blowing box 800. When the tailing powder falls from the rightmost side of the conveyor belt 530, dispersion may occur, and the length of the strip-shaped wind blowing port 810 arranged is longer than that of the conveyor belt 530, so that the falling tailing powder can be fully blown up by the wind blowing port, the phenomenon that the light tailing powder is not blown by wind and remains in a cavity with heavy weight is avoided, larger errors are avoided, and the tailing powder containing metal elements can be effectively enriched in the cavity.

As shown in fig. 1, preferably, the top of the feed hopper 210 is fixed with a first screen plate 211 in an inclined manner, and the lower surface of the first screen plate 211 is fixed with an oscillator 212. The crushed tailing powder is guaranteed to be screened and separated through the first screen plate 211 before entering the separation box 200, the tailing powder conforming to the particle size specification is separated from the tailing powder not conforming to the particle size specification, the particle size of the tailing powder is prevented from being large, the tailing powder cannot be blown up, most of the tailing powder which falls into the cavity is large in particle size, effective separation and enrichment cannot be achieved, and the error of separation and enrichment is large.

The grinding box 100 and the feeding hopper 210 are fixed in the same box body 230, one side of the box body 230 is provided with an opening 231, the first screen plate 211 is obliquely arranged from the opening 231 to the upper side, and the opening 231 is communicated with the inlet 221 of the grinding box. The separated tailing powder with larger particle size can be separated from the box body 230 and can slide out through the slide box 220, and the separated tailing powder is collected and then is put into the crushing box 100 again for crushing, so that the structure is simple and convenient.

Preferably, the opening 231 is disposed on the right side of the box body 230, the first screen plate 211 is inclined from the lower right to the upper left, the slide box 220 includes a first slide box 223 and a second slide box 224, the first slide box 223 is inclined, the upper end of the second slide box 224 is communicated with the lower end of the first slide box 223, the upper end of the first slide box 223 is fixed at the opening 231, and the lower end of the second slide box 224 is the outlet 222 of the slide box. Through the use of two-section slide box connection, as shown in fig. 1, the inclination angles of the first slide box 223 and the second slide box 224 are different, and the second slide box 224 can be vertically arranged; make the tailing powder that gets into first slide case 223 have the conversion of an angle when getting into second slide case 224 for the tailing powder can strike the lateral wall of slide case, makes the slide case shake, avoids adhering to the tailing powder on the slide case, causes the inside jam of slide case, makes the speed of sliding material faster, and the unloading of shake can also make the powder more loose, reduces the probability of powder caking.

As shown in fig. 1, 2 and 4, preferably, the partition 610 divides the material separating box into a first chamber 601, a second chamber 602 and a third chamber 603 from left to right, a second sieve plate 630 is disposed in the second chamber 602, a first discharge outlet 640 is further disposed on a side surface of the second chamber 602, the second sieve plate 630 is disposed obliquely upward from one side of the first discharge outlet 640, the first discharge outlet 640 is connected with a material discharging box 650, two ends of the material discharging box 650 are opened, and the material discharging box 650 is disposed obliquely downward from the first discharge outlet 640. The tailings powder in the second cavity 602 in the material separation box is further separated according to the size of the particle size through the second sieve plate 630, so that tailings powder with small particle size and large weight is separated, namely, tailings powder containing metal elements is further enriched, more metal element-containing powder in the finally enriched and separated tailings is ensured, the subsequent separation of mineral powder of different metals is facilitated, water resources are saved, the economic and effective separation of metal ores contained in the tailings resources can be realized, the cost efficiency ratio is high, the enrichment of the tailings metal mineral powder can be realized through a simple structure, the machine manufacturing cost is low, and the market demand is met. And the large-particle-size tailing powder separated by the second sieve plate 630 also ensures the separation of the equipment on particle sizes, so that the device can separate at least three tailings with different particle sizes by one piece of equipment, and the tailing powder with different particle sizes can be conveniently used for preparing different tailing aggregates.

Preferably, the first outlet 640 is disposed on the front side of the second chamber 602, one end of the discharge box 650 away from the second chamber 602 passes out of the front side of the sorting box 200, the material chute box 700 fixed at the lower end of the second chamber 602 passes out of the rear side of the sorting box 200, the material chute box fixed at the lower end of the first chamber 601 passes out of the left side of the sorting box 200, and the material chute box 700 fixed at the lower end of the third chamber 603 passes out of the right side of the sorting box 200. The material chute box 700 and the discharge box 650 corresponding to each chamber pass through the outside of the separation box 200 through different sides, so that the separated tailing powder can be conveniently collected, and meanwhile, the phenomenon that the separated different tailing powder is mixed with mineral powder or mixed up by the collecting ports due to the fact that the collecting ports are relatively close is avoided.

The utility model has been described with respect to the above-described embodiments, however, the above-described embodiments are merely examples of practicing the utility model. It should be noted that the disclosed embodiments do not limit the scope of the utility model. On the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims (10)

1. An enrichment and separation device for metal-containing tailings, which is characterized in that: including crushing case, separation case, fan and cyclone, crushing case includes feed inlet, discharge gate and reducing mechanism, the top of separation case has the feeder hopper, the feeder hopper is located the below of the discharge gate of crushing case, be equipped with conveyer in the separation case, material spout case, the upper and lower opening of material separation case, the material separation case is fixed on the inner wall of the middle part of separation case, the separation becomes different cavity by the baffle in the material separation case, the material spout case is both ends open-ended bar case, the one end of material spout case is put through with the cavity in the material separation case, the other end of material spout case wears out outside the separation case, the slope of material spout case sets up, still be fixed with the air blow case on the baffle, the top of air blow case has the air blow mouth, the air blow case passes through first pipeline connection the output of fan, one side of separation case is fixed cyclone, cyclone's upper portion side has the first tangential line connection of first pipeline has, the second tangential line connection has the first pipeline is in the top of separation case, the second tangential line connection has the second through the top of separation case.

2. An enrichment and separation device for metal-containing tailings according to claim 1, wherein: the conveying device comprises a driving roller, a driven roller and a conveying belt, wherein the conveying belt is horizontally arranged, the driven roller and the driving roller are respectively arranged at the left side and the right side of the conveying belt, the center of the driving roller is inserted into an output shaft of a motor, the motor is fixed at the outer side of the sorting box, and the driving roller is a permanent magnet roller.

3. An enrichment and separation device for metal-containing tailings according to claim 2, wherein: the material separation box is arranged below the conveying device, a sliding plate is fixed at the top of the left side wall of the material separation box, the sliding plate inclines leftwards and upwards from the left side wall of the material separation box, the lower end of the sliding plate is fixed at the top of the left side wall of the material separation box, and the upper end of the sliding plate is located below between the driving roller and the driven roller.

4. An enrichment and separation device for metal-containing tailings according to claim 2, wherein: the wind blowing box is fixed at the top of the partition board close to the driving roller, the length of the wind blowing box is the same as that of the partition board, and a wind blowing opening of the wind blowing box is positioned right below the rightmost side of the driving roller.

5. An enrichment and separation device for metal-containing tailings according to claim 4, wherein: the side that the wind blows the case and keep away from driving roller is the slope face, the inside that the wind blows the case has the cavity, the top of cavity has towards the crooked arc neck of one side of slope face, the top of arc neck is the wind blows the mouth, the wind blows the mouth and is the bar mouth, the length of bar mouth is greater than the width of conveyer belt and is less than the length of wind blows the case.

6. An enrichment and separation device for metal-containing tailings according to claim 1, wherein: the top of feeder hopper slope fixed first sieve, the lower surface fixed oscillator of first sieve.

7. The enrichment and separation device for metal-containing tailings according to claim 6, wherein: the novel crushing device is characterized by further comprising a sliding box, the sliding box comprises an inlet and an outlet, the crushing box and the feeding hopper are fixed in the same box, an opening is formed in one side of the box, the first sieve plate is obliquely arranged from the opening to the upper side, and the opening is communicated with the inlet of the sliding box.

8. The enrichment and separation device for metal-containing tailings according to claim 7, wherein: the opening is arranged on the right side of the box body, the first screen plate is inclined from the lower right to the upper left, the slide box comprises a first slide box and a second slide box, the first slide box is arranged in an inclined mode, the upper end of the second slide box is communicated with the lower end of the first slide box, the upper end of the first slide box is fixed at the opening, and the lower end of the second slide box is an outlet of the slide box.

9. An enrichment and separation device for metal-containing tailings according to claim 1, wherein: the material separation box is divided into a first cavity, a second cavity and a third cavity from left to right by the partition plate, a second sieve plate is arranged in the second cavity, a first discharge outlet is further formed in the side face of the second cavity, the second sieve plate is obliquely arranged upwards from one side of the first discharge outlet, a discharge box is communicated with the first discharge outlet, two ends of the discharge box are opened, and the discharge box is obliquely arranged downwards from the first discharge outlet.

10. The metal tailings enrichment and separation apparatus of claim 9, wherein: the first exhaust port is arranged on the front side surface of the second chamber, one end of the exhaust box, which is far away from the second chamber, penetrates out of the front side surface of the separation box, the material chute box fixed at the lower end of the second chamber penetrates out of the rear side surface of the separation box, the material chute box fixed at the lower end of the first chamber penetrates out of the left side surface of the separation box, and the material chute box fixed at the lower end of the third chamber penetrates out of the right side surface of the separation box.

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