Aluminum oxide coarse material filtering structure

Abstract

The utility model relates to the technical field of aluminum oxide coarse material processing, and discloses an aluminum oxide coarse material filtering structure which comprises a box body, a vibrator is fixedly connected to one side of the box body, a screening box is fixedly connected to the inner wall of the box body, a filtering plate is arranged in the screening box, and a baffle is fixedly connected to the bottom of the screening box. And the vibrating end of the vibrator penetrates through the box body and one side of the screening box to be fixedly connected to one side of the filtering plate, the side, away from the vibrator, of the screening box is fixedly connected with a second conveying pipe, and one end of the second conveying pipe is fixedly connected with a collecting chamber. According to the device, the filter plate can be driven to vibrate through operation of the vibrator, coarse grains in ore pulp can be prevented from blocking the filter plate through vibration, the coarse grains in the ore pulp can gradually move towards one side of the second conveying pipe through vibration, the regrinding efficiency of the coarse grains in the ore pulp is improved, and the processing efficiency of aluminum oxide is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of alumina coarse material processing, in particular to an alumina coarse material filtering structure. Background Art

[0002] Alumina is an inorganic substance, a high-hardness compound, a compound of aluminum and oxygen, usually in the form of a white powder; alumina has a wide range of uses in industry and science and technology. It is an ionic crystal that can be ionized at high temperatures and is often used to manufacture refractory materials. With the rapid development of industries such as electrolytic aluminum, ceramics, medicine, electronics, and machinery, the market demand for alumina still has a large room for growth, and alumina production will continue to grow. As an important industrial material, alumina plays an important role in many fields, especially in applications requiring wear resistance, high temperature resistance, electrical insulation and chemical stability. It has significant advantages.

[0003] The existing processing of alumina usually involves mixing the proportioned ore and circulating mother liquor and then feeding it into a grinder to form a qualified slurry with a certain fineness. The slurry enters the slurry tank and is then filtered. However, the existing alumina coarse material filtration structure usually uses a filter screen to filter by gravity, which will cause the coarse particles in the slurry to clog the filter screen during long-term filtration, affecting the filtration efficiency of the alumina. In addition, most structures are unable to re-grind the coarse particles in the slurry, affecting the processing efficiency of the alumina. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides an alumina coarse material filtering structure, which aims to improve the existing alumina coarse material filtering structure which usually uses gravity to filter through a filter screen, resulting in the coarse particles in the slurry clogging the filter screen during long-term filtration, affecting the filtering efficiency of alumina, and most structures are unable to re-grind the coarse particles in the slurry, affecting the processing efficiency of alumina.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an alumina coarse material filtering structure, comprising a box body, a vibrator fixedly connected to one side of the box body, a screening box fixedly connected to the inner wall of the box body, a filter plate provided inside the screening box, a baffle fixedly connected to the bottom of the screening box, the vibrating end of the vibrator passes through the box body and is fixedly connected to one side of the filter plate on one side of the screening box, a second conveying pipe is fixedly connected to the side of the screening box away from the vibrator, a second solenoid valve is provided on one side of the second conveying pipe, and one end of the second conveying pipe is fixedly connected to a collecting chamber.

[0006] Preferably, a third delivery pipe is fixedly connected to one side of the collection chamber, one end of the third delivery pipe is fixedly connected to the input end of the second delivery pump, the output end of the second delivery pump is fixedly connected to the fourth delivery pipe, and one side of the second delivery pump is fixedly connected to one side of the inner wall of the box body.

[0007] Preferably, one end of the fourth conveying pipe is fixedly connected to one side of the mill, the outer side of the mill is fixedly connected to the inner wall of the box, and the output end of the mill is fixedly connected to the first conveying pipe.

[0008] Preferably, a first solenoid valve is provided on one side of the first delivery pipe, and one end of the first delivery pipe is fixedly connected to the interior of the screening box.

[0009] Preferably, a first delivery pump is fixedly connected to the top of the box body, the output end of the first delivery pump is fixedly connected to the inside of the grinder through a feed pipe passing through the top of the box body, and the input end of the first delivery pump is connected to a circulating mother liquid tank through a feed pipe.

[0010] Preferably, a mineral material inlet hopper is fixedly connected to the top of the box body, and an output end pipe of the mineral material inlet hopper passes through the top of the box body and is fixedly connected to the inside of the mill.

[0011] Preferably, a slurry tank is fixedly connected to the bottom of the inner wall of the box body, a discharge pipe is fixedly connected to one side of the slurry tank, the discharge pipe passes through one side of the box body and is connected to a pre-desiliconization tank, and a third solenoid valve is provided on one side of the discharge pipe.

[0012] Preferably, the slurry trough is located below the baffle and the collecting chamber.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, the operation of the vibrator can drive the filter plate to vibrate, so that the alumina slurry can be filtered by gravity and vibration, and the vibration can prevent the coarse particles in the slurry from clogging the filter plate. The filter plate is pyramid-shaped, and its surface is provided with a suitable aperture. It is arranged inside the screening box with a certain inclination. The vibration can make the coarse particles in the slurry gradually move to one side of the second conveying pipe, thereby improving the efficiency of the re-grinding of the coarse particles in the slurry and improving the processing efficiency of the alumina.

[0015] 2. In the utility model, after the filtration is completed, the second solenoid valve is opened, and the coarse particles of the ore pulp remaining in the screening box are collected into the collection chamber through the second conveying pipe by using gravity and the vibration of the filter plate. The coarse particles of the ore pulp are re-conveyed to the mill for re-grinding through the operation of the second conveying pump, thereby improving the processing efficiency of alumina. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the alumina coarse material filtering structure proposed by the present invention;

[0017] Figure 2 This is a schematic diagram of the internal structure of the alumina coarse material filtering structure proposed by the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the screening box of the alumina coarse material filtering structure proposed in the utility model.

[0019] Legend:

[0020] 1. Box body; 2. Vibrator; 3. Ore inlet hopper; 4. First delivery pump; 5. Third solenoid valve; 6. Discharge pipe; 7. Slurry tank; 8. Screening box; 9. Grinding mill; 10. First delivery pipe; 11. First solenoid valve; 12. Second delivery pump; 13. Second solenoid valve; 14. Second delivery pipe; 15. Collection chamber; 16. Baffle; 17. Filter plate; 18. Third delivery pipe; 19. Fourth delivery pipe. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings of the specification of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] Reference Figure 1-Figure 3 The utility model provides an embodiment of an alumina coarse material filtering structure, comprising a box body 1, a vibrator 2 is fixedly connected to one side of the box body 1, a screening box 8 is fixedly connected to the inner wall of the box body 1, a filter plate 17 is provided inside the screening box 8, a baffle 16 is fixedly connected to the bottom of the screening box 8, the vibrating end of the vibrator 2 passes through the box body 1 and is fixedly connected to one side of the filter plate 17 on one side of the screening box 8, a second delivery pipe 14 is fixedly connected to the side of the screening box 8 away from the vibrator 2, a second solenoid valve 13 is provided on one side of the second delivery pipe 14, one end of the second delivery pipe 14 is fixedly connected to a collecting chamber 15; one side of the collecting chamber 15 is fixedly connected to a third delivery pipe 18, one end of the third delivery pipe 18 is fixedly connected to the input end of the second delivery pump 12, the output end of the second delivery pump 12 is fixedly connected to the fourth delivery pipe 19, and one side of the second delivery pump 12 is fixedly connected to one side of the inner wall of the box body 1.

[0023] Specifically, the operation of the vibrator 2 can drive the filter plate 17 to vibrate, so that the alumina slurry can be filtered by gravity and vibration, and the coarse particles in the slurry can be prevented from clogging the filter plate 17 by vibration. The filter plate 17 is pyramid-shaped, and its surface is provided with a suitable aperture. It is arranged inside the screening box 8 with a certain inclination. The coarse particles in the slurry can be gradually moved to one side of the second conveying pipe 14 by vibration, thereby improving the efficiency of re-grinding of the coarse particles in the slurry and improving the processing efficiency of alumina; the filtered slurry is drained into the slurry tank 7 by the baffle 16 to prevent the slurry from splashing. After the filtration is completed, the second solenoid valve 13 is opened, and the coarse slurry particles remaining in the screening box 8 are collected into the collection chamber 15 through the second conveying pipe 14 by gravity and the vibration of the filter plate 7, and the coarse slurry particles are re-conveyed to the mill 9 for re-grinding by the operation of the second conveying pump 12, thereby improving the processing efficiency of alumina.

[0024] One end of the fourth delivery pipe 19 is fixedly connected to one side of the mill 9, the outer side of the mill 9 is fixedly connected to the inner wall of the box body 1, and the output end of the mill 9 is fixedly connected to the first delivery pipe 10; a first solenoid valve 11 is provided on one side of the first delivery pipe 10, and one end of the first delivery pipe 10 is fixedly connected to the inside of the screening box 8; the top of the box body 1 is fixedly connected to the first delivery pump 4, the output end of the first delivery pump 4 is fixedly connected to the inside of the mill 9 through the feed pipe passing through the top of the box body 1, and the input end of the first delivery pump 4 is connected to the circulating mother liquid tank through the feed pipe; the top of the box body 1 is fixedly connected to the ore inlet hopper 3, and the output end pipe of the ore inlet hopper 3 passes through the top of the box body 1 and is fixedly connected to the inside of the mill 9; the bottom of the inner wall of the box body 1 is fixedly connected to the slurry trough 7, one side of the slurry trough 7 is fixedly connected to the discharge pipe 6, the discharge pipe 6 passes through one side of the box body 1 and is connected to the pre-desiliconization tank, and a third solenoid valve 5 is provided on one side of the discharge pipe 6; the slurry trough 7 is located below the baffle 16 and the collecting chamber 15.

[0025] Specifically, alumina is ground by the mill 9, and the ground slurry is conveyed to the screening box 8 through the first conveying pipe 10 by controlling the first solenoid valve 11. The circulating mother liquor is conveyed to the mill 9 through the first conveying plate 4, and the ore is sent into the mill 9 through the ore inlet hopper 3. The filtered slurry is temporarily stored in the slurry tank 7, and the slurry can be conveyed to the next processing process by controlling the third solenoid valve 5.

[0026] Working principle: When in use, the circulating mother liquor is transported to the mill 9 through the first conveying plate 4, and the ore is sent to the mill 9 through the ore inlet hopper 3. The alumina is ground by the mill 9. By controlling the first solenoid valve 11, the ground slurry is transported to the screening box 8 through the first conveying pipe 10. The operation of the vibrator 2 can drive the filter plate 17 to vibrate, so that the alumina slurry can be filtered by gravity and vibration, and the coarse particles in the slurry can be prevented from clogging the filter plate 17 by vibration. The vibration can also make the slurry The coarse particles gradually move to one side of the second conveying pipe 14, and the filtered slurry is drained into the slurry tank 7 through the baffle 16 to prevent the slurry from splashing. After the filtration is completed, the second solenoid valve 13 is opened, and the coarse slurry particles remaining in the screening box 8 are collected into the collection chamber 15 through the second conveying pipe 14 by gravity and the vibration of the filter plate 7. The coarse slurry particles are re-conveyed to the mill 9 for re-grinding through the operation of the second conveying pump 12. The filtered slurry is temporarily stored in the slurry tank 7, and the slurry can be conveyed to the next processing process by controlling the third solenoid valve 5.

[0027] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. Alumina coarse material filtering structure, comprising a box (1), characterized in that: A vibrator (2) is fixedly connected to one side of the box body (1), a screening box (8) is fixedly connected to the inner wall of the box body (1), a filter plate (17) is provided inside the screening box (8), a baffle (16) is fixedly connected to the bottom of the screening box (8), a vibrating end of the vibrator (2) passes through the box body (1) and is fixedly connected to one side of the filter plate (17) on one side of the screening box (8), a second delivery pipe (14) is fixedly connected to the side of the screening box (8) away from the vibrator (2), a second solenoid valve (13) is provided on one side of the second delivery pipe (14), and one end of the second delivery pipe (14) is fixedly connected to the collecting chamber (15).

2. The alumina coarse material filtering structure according to claim 1, characterized in that: A third delivery pipe (18) is fixedly connected to one side of the collection chamber (15), one end of the third delivery pipe (18) is fixedly connected to the input end of the second delivery pump (12), the output end of the second delivery pump (12) is fixedly connected to a fourth delivery pipe (19), and one side of the second delivery pump (12) is fixedly connected to one side of the inner wall of the box body (1).

3. The alumina coarse material filtering structure according to claim 2, characterized in that: One end of the fourth delivery pipe (19) is fixedly connected to one side of the mill (9), the outer side of the mill (9) is fixedly connected to the inner wall of the box (1), and the output end of the mill (9) is fixedly connected to the first delivery pipe (10).

4. The alumina coarse material filtering structure according to claim 3, characterized in that: A first solenoid valve (11) is provided on one side of the first delivery pipe (10), and one end of the first delivery pipe (10) is fixedly connected to the interior of the screening box (8).

5. The alumina coarse material filtering structure according to claim 1, characterized in that: A first delivery pump (4) is fixedly connected to the top of the box body (1); an output end of the first delivery pump (4) is fixedly connected to the inside of the mill (9) through a feed pipe that passes through the top of the box body (1); and an input end of the first delivery pump (4) is connected to a circulating mother liquid tank through the feed pipe.

6. The alumina coarse material filtering structure according to claim 1, characterized in that: The top of the box body (1) is fixedly connected to a mineral material inlet hopper (3), and the output end pipe of the mineral material inlet hopper (3) passes through the top of the box body (1) and is fixedly connected to the inside of the mill (9).

7. The alumina coarse material filtering structure according to claim 1, characterized in that: A slurry tank (7) is fixedly connected to the bottom of the inner wall of the box body (1), a discharge pipe (6) is fixedly connected to one side of the slurry tank (7), and one side of the discharge pipe (6) passes through the box body (1) and is connected to a pre-desiliconization tank, and a third solenoid valve (5) is provided on one side of the discharge pipe (6).

8. The alumina coarse material filtering structure according to claim 7, characterized in that: The slurry tank (7) is located below the baffle (16) and the collection chamber (15).

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