Electrolytic aluminum raw material conveying equipment

Abstract

The utility model discloses electrolytic aluminum raw material conveying equipment, and particularly relates to the technical field of conveying equipment, the electrolytic aluminum raw material conveying equipment comprises a feeding device, a shell, a storage box, a conveying mechanism and a dust removal mechanism, the feeding device is hermetically connected and communicated with the shell, and the storage box is hermetically connected and communicated with one end, far away from the feeding device, of the shell; a conveying mechanism is arranged in the shell and used for conveying electrolytic aluminum raw materials entering the shell to the storage box. The dust removal mechanism is connected and communicated with the shell in a sealed mode and used for absorbing dust floating in the shell. According to the utility model, volatile dust can be sucked, the dust is prevented from floating in a working environment, the health of workers is guaranteed, external impurities are prevented from being mixed into raw materials, and the purity of electrolytic aluminum raw materials is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of conveying equipment, in particular to a conveying equipment for electrolytic aluminum raw materials. Background Technique

[0002] Modern electrolytic aluminum industrial production adopts the cryolite-aluminum oxide fused salt electrolysis method. Molten cryolite is the solvent, aluminum oxide is the solute, the carbon body is the anode, and the aluminum liquid is the cathode. After passing a certain intensity of direct current, electrochemical reactions occur at the two electrodes in the electrolytic cell, that is, electrolysis. During the production process of electrolytic aluminum, conveying equipment is usually required to transport a large amount of electrolytic aluminum raw materials.

[0003] Chinese patent with the publication number CN210116936U discloses a conveying device for electrolytic aluminum raw materials. The electrolytic aluminum raw materials are placed on a vibrating disk, and the raw materials are moved to the opening through the vibration of the vibrating disk. The stepping motor controls the dial to rotate at a certain frequency, and the electrolytic aluminum raw materials are conveyed to the blanking pipe through the rotation of the dial. Although this conveying device can convey electrolytic aluminum raw materials, during the process of conveying powdered electrolytic aluminum raw materials, dust will be dispersed in the air, which not only wastes materials, but also directly threatens the physical and mental health of workers, and foreign objects in the outside are also likely to mix into the electrolytic aluminum raw materials, affecting the electrolysis quality. Content of the Utility Model

[0004] The purpose of the utility model is to provide a conveying equipment for electrolytic aluminum raw materials to solve the above problems existing in the prior art, which can suck the dispersed dust, avoid the dust floating in the working environment, ensure the health of the staff, and at the same time avoid foreign objects from mixing into the raw materials, ensuring the purity of the electrolytic aluminum raw materials.

[0005] To achieve the above purpose, the utility model provides the following scheme:

[0006] The utility model provides a conveying equipment for electrolytic aluminum raw materials, including a feeding device, a housing, a storage tank, a conveying mechanism and a dust removal mechanism. The feeding device is hermetically connected and communicated with the housing, and the storage tank is hermetically connected and communicated with one end of the housing far away from the feeding device; the conveying mechanism is arranged in the housing and is used for conveying the electrolytic aluminum raw materials entering the housing to the storage tank; the dust removal mechanism is hermetically connected and communicated with the housing and is used for absorbing the dust floating in the housing.

[0007] Preferably, the feeding device includes a feeding hopper, a top cover, a stirring driving element, a stirring device and a discharge pipe. The feeding hopper is provided with an opening for allowing electrolytic aluminum raw materials to enter. The top cover is used to open and close the opening. The stirring device is installed in the feeding hopper. The stirring driving element can drive the stirring device to stir the electrolytic aluminum raw materials in the feeding hopper. One end of the discharge pipe is sealed and connected to the outlet of the feeding hopper, and the other end of the discharge pipe is sealed and connected to the shell.

[0008] Preferably, the electrolytic aluminum raw material conveying equipment also includes a sealing plate, a slot is provided on the side wall of one end of the discharge pipe close to the feed hopper, the sealing plate is slidably connected to the slot, and the sealing plate is used to connect or disconnect the feed hopper and the discharge pipe.

[0009] Preferably, the stirring device comprises a stirring shaft and a plurality of stirring rod groups uniformly arranged in the circumferential direction of the stirring shaft, and one stirring rod group comprises a plurality of stirring rods equidistantly arranged along the axial direction of the stirring shaft.

[0010] Preferably, the conveying mechanism includes a conveying drive element, a conveyor belt, an active roller and a plurality of driven rollers, the conveying drive element drives the active roller to rotate, the conveyor belt is sleeved on the active roller and the plurality of driven rollers, the active roller drives the plurality of driven rollers to rotate through the conveyor belt, one end of the conveyor belt is located below the discharge pipe, and the other end of the conveyor belt is located above the storage box.

[0011] Preferably, both side edges of the conveyor belt along the width direction are provided with baffles, and the baffles are used to prevent the electrolytic aluminum raw materials from falling from the conveyor belt.

[0012] Preferably, the dust removal mechanism includes a dust hood, a dust pipe, a suction cylinder, a collection box and a return duct, the dust hood is placed on the top of the shell, the dust hood is connected to the suction cylinder through the dust pipe, an exhaust fan is arranged in the suction cylinder, the collection box is connected at the outlet of the suction cylinder, the return duct is connected at the outlet of the collection box, the return duct is extended into the shell at one end of the return duct away from the collection box, and the outlet of the return duct is located above the conveyor belt.

[0013] Preferably, there are multiple dust hoods, and the multiple dust hoods are evenly distributed above the conveyor belt. The dust suction pipe includes a main dust suction pipe and multiple dust suction branch pipes. One end of each dust suction branch pipe is connected to each dust hood, and the other end is connected to the main dust suction pipe. The main dust suction pipe is connected to the suction cylinder.

[0014] Preferably, a dust filter screen is provided inside the collection box. The filter screen divides the inside of the collection box into a collection chamber and a ventilation chamber. The collection chamber is connected to the dust removal mechanism. The dust filter screen can intercept dust in the collection chamber, and the ventilation chamber can communicate with the outside through a ventilation opening.

[0015] Preferably, the reflux pipe is connected to and communicates with the bottom of the collection chamber.

[0016] The present utility model has achieved the following technical effects compared with the prior art:

[0017] The present utility model provides an electrolytic aluminum raw material conveying device. The electrolytic aluminum raw material falls from the feeding device onto the conveying structure inside the housing. The housing can block the falling raw material powder inside the housing. At the same time, the dust removal mechanism can absorb the dust floating inside the housing, preventing the dust from floating in the working environment, protecting the health of the staff. At the same time, the housing also prevents foreign objects from the outside from mixing into the raw materials, ensuring the purity of the electrolytic aluminum raw materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the embodiments. Obviously, the following described drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0019] Figure 1 is a schematic structural diagram of the electrolytic aluminum raw material conveying device;

[0020] Figure 2 is a longitudinal sectional view of the electrolytic aluminum raw material conveying device;

[0021] Figure 3 is a transverse sectional view of the feeding device;

[0022] Figure 4 is a longitudinal sectional view of the feeding device;

[0023] Figure 5 is a schematic structural diagram of the conveying mechanism;

[0024] Figure 6 is a transverse sectional view of the electrolytic aluminum raw material conveying device;

[0025] Figure 7 is a sectional view of the dust removal mechanism.

[0026] In the figure: 1 - housing; 2 - main dust suction pipe; 3 - branch dust suction pipe; 4 - dust suction hood; 5 - air suction cylinder; 6 - exhaust fan; 7 - collection box; 8 - return pipeline; 9 - filter screen; 10 - protective cover; 11 - feed hopper; 12 - blanking pipe; 13 - stirring shaft; 14 - mixing rod; 15 - slot; 16 - sealing plate; 17 - stirring drive element; 18 - driving roller; 19 - driven roller; 20 - conveyor belt; 21 - retaining bar; 22 - conveying drive element; 23 - top cover; 24 - storage box; 25 - support leg. Specific embodiments

[0027] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

[0028] The purpose of the present invention is to provide an electrolytic aluminum raw material conveying device to solve the problems existing in the above-mentioned prior art, which can suck the volatilized dust, avoid the dust floating in the working environment, protect the health of the staff, and at the same time prevent foreign objects from mixing into the raw materials, ensuring the purity of the electrolytic aluminum raw materials.

[0029] To make the above objects, features, and advantages of the present invention more obvious and understandable, the present invention will be further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0030] The present invention provides an electrolytic aluminum raw material conveying device, as Figure 1-2 shown, including a feeding device, a housing 1, a storage box 24, a conveying mechanism, and a dust removal mechanism. The feeding device is hermetically connected and communicated with the housing 1, and the storage box 24 is hermetically connected and communicated with one end of the housing 1 away from the feeding device; a conveying mechanism is arranged inside the housing 1, and the conveying mechanism is used to convey the electrolytic aluminum raw materials entering the housing 1 to the storage box 24; the dust removal mechanism is hermetically connected and communicated with the housing 1, and is used to absorb the dust floating in the housing 1. During the conveying process of the electrolytic aluminum raw materials, the electrolytic aluminum raw materials fall from the feeding device onto the conveying structure inside the housing 1. The housing 1 can block the raw material powder during falling inside the housing 1. At the same time, the dust removal mechanism can absorb the dust floating in the housing 1, avoiding the dust floating in the working environment, protecting the health of the staff, and at the same time the housing 1 also prevents foreign objects from mixing into the raw materials, ensuring the purity of the electrolytic aluminum raw materials. Support legs 25 are fixed at the four corners of the bottom of the housing 1, and the support legs 25 can be placed on the ground.

[0031] In a further preferred embodiment of the present invention, as Figure 3-4As shown in the figure, the feeding device includes a feeding hopper 11, a top cover 23, a stirring drive element 17, a stirring device, and a blanking pipe 12. An opening for the electrolytic aluminum raw materials to enter is provided on the feeding hopper 11. The top of the feeding hopper 11 is connected to the top cover 23 through a hinge. The top cover 23 is used to open and close the opening, and the top cover 23 can prevent the floating powder from spreading into the working environment. The stirring device is installed inside the feeding hopper 11. The stirring drive element 17 can drive the stirring device to stir the electrolytic aluminum raw materials in the feeding hopper 11. One end of the blanking pipe 12 is hermetically connected and communicated with the outlet of the feeding hopper 11, and the other end of the blanking pipe 12 is hermetically connected and communicated with the housing 1. The electrolytic aluminum raw material conveying device further includes a blocking plate 16. A slot 15 is opened on the side wall of the blanking pipe 12 near the feeding hopper 11. The blocking plate 16 is slidably connected to the slot 15. The blocking plate 16 is used to connect or cut off the feeding hopper 11 and the blanking pipe 12. The stirring device includes a stirring shaft 13 and a plurality of stirring rod groups evenly arranged in the circumferential direction of the stirring shaft 13. One stirring rod group includes a plurality of stirring rods arranged at equal distances along the axial direction of the stirring shaft 13. During the conveying process of the electrolytic aluminum raw materials, since the electrolytic aluminum raw material powder is prone to accumulate and agglomerate, affecting the raw material conveying, therefore, first insert the blocking plate 16 into the slot 15 and cut off the feeding hopper 11 and the blanking pipe 12. Drive the stirring shaft 13 to rotate through the stirring drive element 17. The mixing rods 14 on the stirring shaft 13 can fully stir the electrolytic aluminum raw materials in the feeding hopper 11, break up the agglomerated electrolytic aluminum raw materials, and ensure their uniformity. Then pull out the inserted blocking plate 16 to connect the feeding hopper 11 and the blanking pipe 12. Furthermore, the broken-up electrolytic aluminum raw material powder can evenly fall onto the conveyor belt 20. Preferably, the stirring drive element 17 is a rotary motor.

[0032] In a further preferred embodiment of the present invention, as Figure 5 shown, the conveying mechanism includes a conveying drive element 22, a conveyor belt 20, a driving roller 18, and a plurality of driven rollers 19. The conveying drive element 22 drives the driving roller 18 to rotate. The conveyor belt 20 is sleeved on the driving roller 18 and a plurality of driven rollers 19. The driving roller 18 drives a plurality of driven rollers 19 to rotate through the conveyor belt 20. One end of the conveyor belt 20 is located below the blanking pipe 12, and the other end of the conveyor belt 20 extends out of the outlet of the housing 1 and is located above the storage box 24. A protective cover 10 is provided between the outlet of the housing 1 and the storage box 24. The protective cover 10 can block the dust generated during the process of the electrolytic aluminum raw materials falling from the conveyor belt 20 to the storage box 24. Preferably, the conveying drive element 22 is a stepping motor.

[0033] In a further preferred embodiment of the present invention, both side edges of the conveyor belt 20 in the width direction are provided with retaining strips 21. The retaining strips 21 are used to prevent the electrolytic aluminum raw materials from falling off the conveyor belt 20.

[0034] In a further preferred embodiment of the present invention, asFigure 6-7 As shown in the figure, the dust removal mechanism includes a dust suction hood 4, a dust suction pipe, an air suction cylinder 5, a collection box 7, and a return pipeline 8. The dust suction hood 4 is placed at the top inside the housing 1. The dust suction hood 4 is connected to the air suction cylinder 5 through the dust suction pipe. An exhaust fan 6 is arranged inside the air suction cylinder 5. The outlet of the air suction cylinder 5 is connected to the collection box 7. The outlet of the collection box 7 is connected to the return pipeline 8. One end of the return pipeline 8 away from the collection box 7 extends into the housing 1, and the outlet of the return pipeline 8 is located above the conveyor belt 20. When the exhaust fan 6 is started and air is exhausted through the air cylinder, the dust inside the housing 1 is sucked into the dust removal pipe by the dust suction hood 4, so that the dust is introduced into the collection box 7, thereby preventing the dust from floating in the working environment. Then, by using the return pipeline 8, the sucked dust is slowly returned to the conveyor belt 20, which not only ensures the health of the staff but also avoids the waste of electrolytic aluminum raw materials and improves the utilization rate of electrolytic aluminum raw materials.

[0035] In a further preferred embodiment of the present invention, the number of the dust suction hoods 4 is multiple, and the multiple dust suction hoods 4 are evenly distributed above the conveyor belt 20. The dust suction pipe includes a dust suction main pipe 2 and multiple dust suction branch pipes 3. One end of each dust suction branch pipe 3 is connected and communicated with each dust suction hood 4, and the other end is connected and communicated with the dust suction main pipe 2. The dust suction main pipe 2 is connected and communicated with the air suction cylinder 5. The multiple dust suction hoods 4 can quickly absorb the dust inside the housing 1 and improve the efficiency.

[0036] In a further preferred embodiment of the present invention, a dust filter screen 9 is provided inside the collection box 7. The filter screen 9 divides the inside of the collection box 7 into a collection chamber and a ventilation chamber. The collection chamber is connected to the dust removal mechanism. The dust filter screen 9 can intercept the dust in the collection chamber. The ventilation chamber can be communicated with the outside through a ventilation port. The return pipeline 8 is connected and communicated with the bottom of the collection chamber. The dust filter screen 9 is used to filter the dust. The intercepted dust falls into the return pipeline 8 under the action of gravity and is finally conveyed back into the conveyor belt 20, improving the utilization rate of electrolytic aluminum raw materials.

[0037] In the present invention, specific examples are used to elaborate on the principle and implementation manner of the present invention. The description of the above embodiments is only used to help understand the method and its core idea of the present invention; at the same time, for those of ordinary skill in the art, according to the idea of the present invention, there will be changes in the specific implementation manner and application scope. In summary, the content of this specification should not be construed as a limitation to the present invention.

Claims

1. An electrolytic aluminum raw material conveying device, characterized in that: It includes a feeding device, a housing, a storage tank, a conveying mechanism and a dust removal mechanism. The feeding device is hermetically connected and communicated with the housing. The storage tank is hermetically connected and communicated with one end of the housing away from the feeding device. A conveying mechanism is arranged in the housing, and the conveying mechanism is used to convey the electrolytic aluminum raw materials entering the housing to the storage tank. The dust removal mechanism is hermetically connected and communicated with the housing and is used to absorb the floating dust in the housing.

2. The electrolytic aluminum raw material conveying equipment according to claim 1, characterized in that: The feeding device includes a feed hopper, a top cover, a stirring drive element, a stirring device and a blanking pipe. An opening for the electrolytic aluminum raw materials to enter is arranged on the feed hopper. The top cover is used to open and close the opening. The stirring device is installed in the feed hopper. The stirring drive element can drive the stirring device to stir the electrolytic aluminum raw materials in the feed hopper. One end of the blanking pipe is hermetically connected and communicated with the outlet of the feed hopper, and the other end of the blanking pipe is hermetically connected and communicated with the housing.

3. The electrolytic aluminum raw material conveying equipment according to claim 2, characterized in that: The electrolytic aluminum raw material conveying equipment further includes a plugging plate. A slot is opened on the side wall of the blanking pipe close to the feed hopper. The plugging plate is slidably connected with the slot, and the plugging plate is used to connect or isolate the feed hopper and the blanking pipe.

4. The electrolytic aluminum raw material conveying equipment according to claim 2, wherein: The stirring device includes a stirring shaft and a plurality of stirring rod groups uniformly arranged in the circumferential direction of the stirring shaft. One stirring rod group includes a plurality of stirring rods arranged at equal distances along the axial direction of the stirring shaft.

5. The electrolytic aluminum raw material conveying equipment according to claim 2, characterized in that: The conveying mechanism includes a conveying drive element, a conveyor belt, a driving roller and a plurality of driven rollers. The conveying drive element drives the driving roller to rotate. The conveyor belt is sleeved on the driving roller and the plurality of driven rollers. The driving roller drives the plurality of driven rollers to rotate through the conveyor belt. One end of the conveyor belt is located below the blanking pipe, and the other end of the conveyor belt is located above the storage tank.

6. The electrolytic aluminum raw material conveying equipment according to claim 5, characterized in that: Blocking strips are arranged on both side edges of the conveyor belt in the width direction, and the blocking strips are used to prevent the electrolytic aluminum raw materials from falling off the conveyor belt.

7. The electrolytic aluminum raw material conveying equipment according to claim 5, characterized in that: The dust removal mechanism includes a dust suction hood, a dust suction pipe, an air suction cylinder, a collection box and a return pipeline. The dust suction hood is placed at the top inside the housing. The dust suction hood is connected with the air suction cylinder through the dust suction pipe. An exhaust fan is arranged in the air suction cylinder. The outlet of the air suction cylinder is connected with the collection box. The outlet of the collection box is connected with the return pipeline. One end of the return pipeline away from the collection box extends into the housing, and the outlet of the return pipeline is located above the conveyor belt.

8. The electrolytic aluminum raw material conveying equipment according to claim 7, characterized in that: The number of the dust suction hoods is multiple, and the multiple dust suction hoods are evenly distributed above the conveyor belt. The dust suction pipe includes a dust suction main pipe and a plurality of dust suction branch pipes. One end of each dust suction branch pipe is connected and communicated with each dust suction hood, and the other end is connected and communicated with the dust suction main pipe. The dust suction main pipe is connected and communicated with the air suction cylinder.

9. The electrolytic aluminum raw material conveying equipment according to claim 7, characterized in that: The collection box is provided with a dust filter screen inside. The filter screen divides the interior of the collection box into a collection chamber and a ventilation chamber. The collection chamber is connected to the dust removal mechanism. The dust filter screen can intercept dust in the collection chamber, and the ventilation chamber can communicate with the outside through a ventilation opening.

10. The electrolytic aluminum raw material conveying equipment according to claim 9, characterized in that: The reflux pipeline is connected to and communicates with the bottom of the collection chamber.

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