CN214021865U

CN214021865U - Filtering and impurity removing device of aluminum oxide conveying system

Info

Publication number: CN214021865U
Application number: CN202022402104.9U
Authority: CN
Inventors: 苏桂连
Original assignee: Individual
Current assignee: Chiping Hengxin Aluminum Co ltd
Priority date: 2020-10-26
Filing date: 2020-10-26
Publication date: 2021-08-24
Anticipated expiration: 2030-10-26

Abstract

The utility model discloses an aluminium oxide conveying system's filtration edulcoration device relates to aluminium oxide production technical field, the power distribution box comprises a box body, the top of box is provided with the feed inlet, the inner wall of box is provided with the supporting shoe, the top of supporting shoe is connected with a spring, the internal connection that the top of a spring is located the box has a otter board No. one. The utility model discloses set up a spring, an otter board, including a motor, an end cap, a controller, and a cover plate, the connecting axle, the area body, pivot and oval cylinder, the motor rotates and drives the connecting axle and rotate, the connecting axle rotates and drives the pivot and rotates, the oval cylinder that the outer wall was then driven in the pivot rotates, when the protrusion end of oval cylinder rotates the bottom to an otter board, promote an otter board rebound, an otter board then stimulates a spring, when the protrusion end of oval cylinder rotated the bottom of an otter board, a spring resumes deformation and stimulates an otter board and resets, along with the high-speed rotation of motor, an otter board produces the vibration.

Description

Filtering and impurity removing device of aluminum oxide conveying system

Technical Field

The utility model relates to an alumina production technical field specifically is an alumina conveying system's filtration edulcoration device.

Background

The aluminum electrolysis flue gas purification system adopts an alumina dry method purification technology to purify and recover hydrogen fluoride gas in aluminum electrolysis flue gas, and the purification process comprises the following steps: the flue gas generated in the aluminum electrolysis production process passes through the electrolytic bath gas collecting hood, enters the purification flue by the power provided by the smoke exhaust fan, the fresh alumina used by the purification system is conveyed to a feeding point through a chute, is fed into the purification flue by a feeding device, is mixed with the electrolytic flue gas in the flue, is subjected to adsorption reaction with the hydrogen fluoride gas to form mixed gas (fluorine-carrying flue gas) of fluorine-carrying alumina and the flue gas, the fluorine-carrying flue gas enters a bag-type dust remover, the separation of the fluorine-carrying alumina and the clean gas is realized through the filtering and intercepting action of a bag of the bag-type dust remover, the separated clean gas is exhausted into the atmosphere through a chimney of 70m by the smoke exhaust fan, the fluorine-carrying alumina subjected to gas-solid separation is conveyed to a fluorine-carrying bin through a pneumatic elevator, and the alumina (the mixture of purified and recovered fluorine-carrying alumina and carbon yellow material) in the fluorine-carrying bin is conveyed to the wall bin of each electrolytic bath through the pneumatic alumina chute, then the material feeding pipe at the lower part of the wall bin passes through a pneumatic chute at the upper part of the electrolytic cell and is fed into the electrolytic cell by 4 alumina constant-volume feeders.

However, the alumina raw material comprises alumina agglomerates and some impurities with large volume, and during the conveying process, the filter screen is easy to block, so that the alumina cannot be conveyed, and the amount of the alumina feeding amount cannot be controlled by the conventional alumina conveying system during conveying, so that the deviation of subsequent production work is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the filter screen is blocked by impurities with large volume to cause the alumina to be incapable of being conveyed and the quantity of the alumina feeding quantity to be uncontrollable, the filtering and impurity removing device of the alumina conveying system is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a filtering and impurity removing device of an aluminum oxide conveying system comprises a box body, wherein a feed inlet is formed in the top end of the box body, a supporting block is arranged on the inner wall of the box body, a first spring is connected to the top end of the supporting block, a first screen plate is connected to the top end of the first spring inside the box body, a motor is mounted on the outer wall of the box body, a connecting shaft is connected to the output end of the motor, a belt body is sleeved on the outer wall of the connecting shaft, one end of the connecting shaft penetrates through the inner wall of the box body and is connected with a rotating shaft, an elliptical roller is sleeved on the outer wall of the rotating shaft, a stop block is arranged on the inner wall of the box body, a second spring is arranged on one side of the stop block and located on the inner wall of the box body, a supporting rod is connected to the top end of the second spring, a second screen plate is arranged on the top end of the supporting rod, and a discharge outlet is formed in the outer wall of the box body and located below the second screen plate, the bottom of the box body is provided with a dust outlet, and a dust collection box is arranged below the dust outlet.

Preferably, the two ends of the first screen plate are positioned on the inner wall of the box body and provided with slide blocks, and the inner wall of the box body is provided with slide grooves matched with the slide blocks.

Preferably, the motor and the connecting shaft are fixedly connected through a coupler, and a supporting plate is arranged on the outer wall of the box body at the bottom end of the motor.

Preferably, the number of the elliptic rollers is two, and the two groups of the elliptic rollers are symmetrically distributed at the bottom end of the first screen plate.

Preferably, the number of the support rods is two, and the two support rods are symmetrically distributed on the inner wall of the box body.

Preferably, the mesh radius of the second mesh plate is smaller than that of the first mesh plate, and the second mesh plate is obliquely arranged at the top ends of the two groups of supporting rods.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up a spring, a otter board, including a motor, an end cap, a controller, and a cover plate, the connecting axle rotates to be driven and rotates by the motor, the connecting axle rotates to be driven and rotates the pivot, the pivot then drives the oval cylinder rotation of outer wall, when the protruding end of oval cylinder rotates to the bottom of a otter board, promote a otter board and upwards move, No. one otter board then stimulates a spring, when the protruding end of oval cylinder rotated the bottom of a otter board, a spring resumes to deform and stimulates a otter board to reset, along with the high-speed rotation of motor, No. one otter board produces the vibration, thereby bounce the bulky impurity on No. one otter board, avoid bulky impurity to block up No. one otter board and lead to alumina can't be carried;

2. the utility model discloses a set up No. two springs, bracing piece and No. two otter boards, along with the increase of the aluminium oxide on No. two otter boards, No. two otter boards receive decurrent pressure, make the bracing piece downstream, the bracing piece then extrudees No. two springs, when No. two otter boards remove to the discharge gate, aluminium oxide passes through the discharge gate and flows, when the aluminium oxide on No. two otter boards reduces gradually, the pressure that No. two otter boards received also reduces thereupon, make No. two springs resume deformation, No. two otter boards then slow rebound, thereby make the opening of discharge gate reduce gradually, the aluminium oxide volume of outflow also reduces thereupon, thereby can control the feed volume of aluminium oxide.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 3 is a structure view of the elliptical drum of the present invention.

In the figure: 1. a box body; 2. a feed inlet; 3. a support block; 4. a first spring; 5. a first screen plate; 6. a motor; 7. a connecting shaft; 8. a belt body; 9. a rotating shaft; 10. an elliptical drum; 11. a stopper; 12. a second spring; 13. a support bar; 14. a second screen plate; 15. a discharge port; 16. a dust outlet; 17. a dust collection box.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

The motors (90YYJ) mentioned in the utility model can be obtained by market or private ordering.

Referring to fig. 1-3, a filtration and impurity removal device of an alumina conveying system comprises a box body 1, a feed inlet 2 is arranged at the top end of the box body 1, a supporting block 3 is arranged on the inner wall of the box body 1, a first spring 4 is connected at the top end of the supporting block 3, a first mesh plate 5 is connected at the top end of the first spring 4 in the box body 1, a motor 6 is arranged on the outer wall of the box body 1, a connecting shaft 7 is connected at the output end of the motor 6, a belt body 8 is sleeved on the outer wall of the connecting shaft 7, a rotating shaft 9 is connected at one end of the connecting shaft 7 penetrating through the inner wall of the box body 1, an elliptical roller 10 is sleeved on the outer wall of the rotating shaft 9, a stop block 11 is arranged on the inner wall of the box body 1, a second spring 12 is arranged on one side of the stop block 11, a supporting rod 13 is connected at the top end of the second spring 12, a second mesh plate 14 is arranged at the top end of the supporting rod 13, a discharge port 15 is arranged below the second mesh plate 14 on the outer wall of the box body 1, the bottom end of the box body 1 is provided with a dust outlet 16, and a dust collection box 17 is arranged below the dust outlet 16.

Please refer to fig. 2, the two ends of the first screen 5 are disposed on the inner wall of the box 1 and provided with sliding blocks, and the inner wall of the box 1 is provided with sliding grooves matched with the sliding blocks, so that the first screen 5 is conveniently limited by the sliding blocks at the two ends sliding in the sliding grooves on the inner wall of the box 1 during the vertical vibration process of the first screen 5.

Please refer to fig. 3, the motor 6 is fixedly connected to the connecting shaft 7 through a shaft coupling, and a supporting plate is disposed at the bottom end of the motor 6 on the outer wall of the box 1, so that the motor 6 rotates to drive the connecting shaft 7 to rotate, the connecting shaft 7 rotates to drive the rotating shaft 9 to rotate, and the rotating shaft 9 drives the elliptical drum 10 on the outer wall to rotate.

Please refer to fig. 3, the number of the elliptic rollers 10 is two, and the two groups of elliptic rollers 10 are symmetrically distributed at the bottom end of the first screen plate 5, when the protruding end of the elliptic roller 10 rotates to the bottom end of the first screen plate 5, the first screen plate 5 is pushed to move upwards, the first spring 4 is pulled by the first screen plate 5, when the protruding end of the elliptic roller 10 rotates past the bottom end of the first screen plate 5, the first spring 4 is restored to deform to pull the first screen plate 5 to reset, so that the first screen plate 5 is in a vibration state when the motor 6 rotates at a high speed.

Please refer to fig. 1, the number of the support rods 13 is two, and the two sets of support rods 13 are symmetrically distributed on the inner wall of the box 1, as the alumina on the second mesh plate 14 increases, the second mesh plate 14 is pressed downwards, so that the support rods 13 move downwards, the support rods 13 press the second springs 12, when the second mesh plate 14 moves to the discharge port 15, the alumina moves out through the discharge port 15, and when the alumina on the second mesh plate 14 gradually decreases, the pressure on the second mesh plate 14 decreases, so that the second springs 12 recover to deform, so that the second mesh plate 14 slowly moves upwards, thereby decreasing the opening of the discharge port 15, and facilitating the control of the alumina feeding amount.

Please refer to fig. 1, the mesh radius of the second mesh plate 14 is smaller than the mesh radius of the first mesh plate 5, and the second mesh plate 14 is obliquely arranged at the top ends of the two sets of support rods 13, so that the alumina passes through the first mesh plate 5 to filter alumina blocks and impurities with larger volume, and the screened alumina passes through the second mesh plate 14 to filter fine impurities in the alumina.

The working principle is as follows: firstly, a motor 6 is turned on, the motor 6 rotates to drive a connecting shaft 7 to rotate, the connecting shaft 7 rotates to drive a rotating shaft 9 to rotate, the rotating shaft 9 drives an elliptical roller 10 on the outer wall to rotate, when the protruding end of the elliptical roller 10 rotates to the bottom end of a first screen plate 5, the first screen plate 5 is pushed to move upwards, the first spring 4 is pulled by the first screen plate 5, when the protruding end of the elliptical roller 10 rotates to the bottom end of the first screen plate 5, the first spring 4 recovers to deform to pull the first screen plate 5 to reset, the first screen plate 5 vibrates along with the high-speed rotation of the motor 6, so that impurities with large volume on the first screen plate 5 are bounced, the situation that the alumina cannot be conveyed due to the fact that the impurities with large volume block the first screen plate 5 is avoided, then the alumina and small-particle impurities fall onto the surface of a second screen plate 14, wherein the small-particle impurities fall into a dust collection box 17 through the second screen plate 14, finally, with the increase of the alumina on the second mesh plate 14, the second mesh plate 14 is subjected to downward pressure, so that the support rod 13 moves downwards, the support rod 13 extrudes the second spring 12, when the second mesh plate 14 moves to the discharge port 15, the alumina flows out through the discharge port 15, when the alumina on the second mesh plate 14 gradually decreases, the pressure applied to the second mesh plate 14 also decreases, so that the second spring 12 recovers deformation, the second mesh plate 14 slowly moves upwards, so that the opening of the discharge port 15 gradually decreases, the amount of the alumina flowing out also decreases, and the feeding amount of the alumina can be controlled.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an aluminium oxide conveying system's filtration edulcoration device, includes box (1), its characterized in that: the feeding device is characterized in that a feeding hole (2) is formed in the top end of the box body (1), a supporting block (3) is arranged on the inner wall of the box body (1), a first spring (4) is connected to the top end of the supporting block (3), a first screen plate (5) is connected to the position, located inside the box body (1), of the top end of the first spring (4), a motor (6) is installed on the outer wall of the box body (1), the output end of the motor (6) is connected with a connecting shaft (7), a belt body (8) is sleeved on the outer wall of the connecting shaft (7), one end of the connecting shaft (7) penetrates through the inner wall of the box body (1) and is connected with a rotating shaft (9), an elliptical roller (10) is sleeved on the outer wall of the rotating shaft (9), a stop block (11) is arranged on the inner wall of the box body (1), a second spring (12) is arranged on one side of the stop block (11), a supporting rod (13) is connected to the top end of the second spring (12), the top end of the supporting rod (13) is provided with a second screen plate (14), the outer wall of the box body (1) is provided with a discharge hole (15) below the second screen plate (14), the bottom end of the box body (1) is provided with a dust outlet (16), and a dust collection box (17) is arranged below the dust outlet (16).

2. The filtering and impurity-removing device of the alumina conveying system according to claim 1, characterized in that: the inner wall that the both ends of a otter board (5) are located box (1) is provided with the slider, and the inner wall of box (1) is provided with the spout with slider assorted.

3. The filtering and impurity-removing device of the alumina conveying system according to claim 1, characterized in that: the motor (6) is fixedly connected with the connecting shaft (7) through a coupler, and a supporting plate is arranged on the outer wall, located on the box body (1), of the bottom end of the motor (6).

4. The filtering and impurity-removing device of the alumina conveying system according to claim 1, characterized in that: the number of the elliptic rollers (10) is two, and the two groups of the elliptic rollers (10) are symmetrically distributed at the bottom end of the first screen plate (5).

5. The filtering and impurity-removing device of the alumina conveying system according to claim 1, characterized in that: the number of the support rods (13) is two, and the two groups of support rods (13) are symmetrically distributed on the inner wall of the box body (1).

6. The filtering and impurity-removing device of the alumina conveying system according to claim 1, characterized in that: the mesh radius of the second mesh plate (14) is smaller than that of the first mesh plate (5), and the second mesh plate (14) is obliquely arranged at the top ends of the two groups of supporting rods (13).