Electrolytic tank accumulated material dust collection device

Abstract

The utility model discloses an electrolytic bath accumulated material dust collection device, which belongs to the technical field of accumulated material dust collection, and comprises a dust collection tank, a base, a dust collection assembly and a pressure early warning assembly, the dust collection tank is arranged on the base, the dust collection assembly is arranged on the dust collection tank, and the dust collection assembly comprises an ejector, a three-way pipe and a dust collection pipe. The ejector and the dust collection tank are provided with a pressure early warning assembly, and the pressure early warning assembly comprises two pressure detectors and an alarm. The dust collection device has the advantages that the dust collection device is moved to the position near the electrolytic bath, accumulated materials on the electrolytic bath can be treated through the dust collection assembly, compressed air is introduced into the ejector communicated with the dust collection tank, suction force can be generated in the dust collection tank under the action of the ejector, and then the dust collection pipe is aligned with the accumulated materials of the electrolytic bath for dust collection. And the pressure early warning assembly is arranged on the dust collection device, pressure monitoring can be conducted on the ejector and the dust collection tank, an alarm can be given out in the abnormal state, and the safety of the device is further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of dust collection of accumulated materials, in particular to a dust collection device for accumulated materials in an electrolytic cell. Background Art

[0002] During the electrolytic aluminum production process, alumina dust in the air at the electrolytic workshop will fall with the dust and form alumina accumulation on the electrolytic cell and busbar. The previous cleaning method was to manually use compressed air to connect the blowing air duct for blowing. The accumulated dust passed through the style plate and fell to the bottom of the cell, and then the accumulated dust at the bottom of the cell was manually recovered. The work efficiency was low, the recovery work was slow, the utilization rate of alumina was low, and during the blowing process, serious dust was easily caused, affecting the environment. With the continuous improvement of environmental protection requirements for electrolytic aluminum production, environmental protection issues are increasingly constrained. The previous methods of cleaning accumulations are no longer allowed, and the dust collection devices that have emerged must meet the needs of electrolytic production. Now, in order to solve the problem of dust accumulation recovery, it can be achieved through corresponding dust collection devices.

[0003] The electrolytic cell dust collection device in the prior art has a work efficiency that needs to be improved, is not convenient for reducing and alleviating the phenomenon of blowing dust, and is not convenient for recycling the accumulated materials. It lacks a safety warning device, and its practicality and durability need to be improved. At the same time, the utility model patent with announcement number CN207646304U discloses an electrolytic cell dust removal device, including a box, an injection device, a suction hose and a hose reel rack; the box is a sealed structure for storing dust, and a feed pipe for connecting the suction hose is provided on the upper part of one side surface thereof, and the suction hose is used to suck the dust into the box, and a buffer device is provided near the feed pipe mouth inside the box, and the buffer device is used to reduce the kinetic energy of the dust sucked into the box by the feed pipe, and the hose reel rack is provided on the other side, and the hose reel rack is used to coil the suction hose; a connecting pipe connected to the injection device is provided on the top of the box, and the dust is sucked into the device through the injection device, and there is a lack of a stable pressure safety warning structure, and the durability and practicality of the device itself need to be improved. Utility Model Content

[0004] In order to overcome the problems in the prior art that the working efficiency of the dust suction device for electrolytic cell material accumulation needs to be improved, it is not convenient to reduce and alleviate the phenomenon of blowing dust, it is not convenient to recycle the accumulated materials, there is a lack of safety warning devices, and both practicality and durability need to be improved, the utility model provides an electrolytic cell material accumulation dust suction device, including a dust suction tank, a base, a dust suction assembly and a pressure warning assembly, the base is equipped with a dust suction tank, the dust suction tank is provided with a dust suction assembly, the dust suction assembly includes an ejector, a three-way pipe and a dust suction pipe, the ejector is installed on the top of the dust suction tank, the inlet end of the ejector is connected with a three-way pipe, the two ends of the three-way pipe away from the ejector are respectively connected to the dust suction tank and the air intake pipe, the ejector and the dust suction tank are equipped with the pressure warning assembly, the pressure warning assembly includes two pressure detectors and an alarm, the two pressure detectors are respectively arranged on the lower surface of the ejector and the surface of the dust suction tank, a control box is installed in the middle of the front of the dust suction tank, and the alarm is installed on the top of the control box.

[0005] The dust collection device is moved to the vicinity of the electrolytic cell, and the accumulated material on the electrolytic cell can be processed through the dust collection component. Compressed air is introduced into the ejector connected to the dust collection tank, and suction can be generated in the dust collection tank under the action of the ejector. The dust collection tube is then aimed at the accumulated material in the electrolytic cell to carry out dust collection, which greatly enhances the dust collection efficiency and reduces the steps of cleaning the accumulated material on the upper part of the tank. There is no need to blow the material to avoid dust on site. At the same time, a pressure warning component is set on the dust collection device to monitor the pressure of the ejector and the dust collection tank. The alarm can be sounded by the alarm under abnormal conditions to remind the staff to deal with it in time, thereby further improving the safety of the device.

[0006] Preferably, the air inlet pipe is externally connected to a compressed air source, and the end of the ejector away from the three-way pipe is connected to an exhaust pipe.

[0007] Preferably, the ejector is installed above the dust collector tank through a support base, the two pressure detectors are respectively installed in the support base and the control box, and the detection ends of the two pressure detectors are respectively connected to the ejector and the inner wall of the dust collector tank, and the alarm is electrically connected to the two pressure detectors.

[0008] Preferably, a connecting pipe is provided on one side of the top of the dust collector tank, and the connecting pipe is connected to the three-way pipe through a connecting flange.

[0009] Preferably, a dust collection box is installed on the side wall of the dust collection tank, a dust collection interface is provided on the outward side of the dust collection box, and the dust collection pipe is installed on the dust collection interface.

[0010] Preferably, the inward side of the dust box is connected to the interior of the dust tank, and a filter element is installed at the connection.

[0011] Preferably, a collecting hopper is provided at the bottom of the inner side of the dust collector tank, a discharge channel is provided at the bottom of the collecting hopper, a discharge valve is installed outside the discharge channel, and a discharge port connected to the discharge channel is formed in the middle of the inner side of the base.

[0012] The absorbed accumulated materials can be filtered through the filter element and then fall into the collecting hopper. After excessive accumulation, they can be discharged through the discharge port, which brings convenience to the subsequent treatment of the accumulated materials.

[0013] Preferably, a protective reinforcement plate is installed on the outer wall of the dust collection tank, and a wear-resistant lining plate is installed on the inner wall of the dust collection tank.

[0014] The protective reinforcement plate arranged on the outside of the dust collector can improve the strength of the dust collector can so that it has good pressure and collision resistance. At the same time, a wear-resistant lining is arranged inside the dust collector can improve the wear resistance, reduce the wear caused by dust impact, and further improve the service life of the device.

[0015] Preferably, a pressure display is provided on the front of the control box, and the pressure display is connected to the two pressure detectors.

[0016] Preferably, four running wheels are installed at the bottom of the base, and each of the running wheels is provided with a wheel brake.

[0017] The dust collecting device can be easily moved by the traveling wheels, so that multiple positions of the electrolytic cell can be cleaned.

[0018] Beneficial effects:

[0019] The beneficial effects produced by adopting the technical solution of the utility model are as follows:

[0020] (1) The dust collection device is moved to the vicinity of the electrolytic cell. The accumulated material on the electrolytic cell can be processed by the dust collection component. Compressed air is introduced into the ejector connected to the dust collection tank. Under the action of the ejector, suction can be generated in the dust collection tank. Then the dust collection tube is aimed at the accumulated material in the electrolytic cell to carry out dust collection. This greatly enhances the dust collection efficiency and reduces the steps of cleaning the accumulated material on the upper part of the tank. There is no need to blow the material to avoid dust on site. At the same time, a pressure warning component is set on the dust collection device to monitor the pressure of the ejector and the dust collection tank. In an abnormal state, the alarm can be sounded by the alarm to remind the staff to deal with it in time, thereby further improving the safety of the device.

[0021] (2) The absorbed accumulated materials can be filtered through the filter element and then fall into the collecting hopper. After excessive accumulation, they can be discharged through the discharge port, which brings convenience to the subsequent treatment of the accumulated materials.

[0022] (3) The protective reinforcement plate arranged on the outside of the dust collector can improve the strength of the dust collector and make it have good pressure resistance and anti-collision capabilities. At the same time, the wear-resistant lining plate arranged inside the dust collector can improve the wear resistance, reduce the wear caused by dust impact, and further improve the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the electrolytic cell material accumulation dust collection device of the utility model;

[0025] Figure 2 It is a schematic diagram of the connection structure of the front side of the electrolytic cell material accumulation dust collection device of the utility model;

[0026] Figure 3 This is a schematic diagram of the internal connection structure of the electrolytic cell material accumulation dust collection device of the utility model;

[0027] Figure 4 The utility model is a schematic diagram of the internal structure of a dust collecting tank on an electrolytic cell material accumulation dust collecting device.

[0028] In the figure: 1. Dust suction tank; 2. Ejector; 3. Three-way pipe; 4. Inlet pipe; 5. Exhaust pipe; 6. Base; 7. Traveling wheel; 8. Dust suction box; 9. Dust suction interface; 10. Dust suction pipe; 11. Connecting pipe; 12. Control box; 13. Alarm; 14. Pressure display; 15. Support seat; 16. Pressure detector; 17. Filter element; 18. Collecting hopper; 19. Discharge valve; 20. Discharge port; 21. Protective reinforcement plate; 22. Wear-resistant lining. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0030] This embodiment moves the dust collection device to the vicinity of the electrolytic cell, and the dust collection component can process the accumulated material on the electrolytic cell. Compressed air is introduced into the ejector connected to the dust collection tank, and suction is generated in the dust collection tank under the action of the ejector. The dust collection tube is then aimed at the accumulated material in the electrolytic cell to carry out dust collection, which greatly enhances the dust collection efficiency and reduces the steps of cleaning the accumulated material on the upper part of the tank. There is no need to blow the material to avoid dust on site. At the same time, a pressure warning component is provided on the dust collection device to monitor the pressure of the ejector and the dust collection tank. In an abnormal state, the alarm can be sounded by the alarm to remind the staff to deal with it in time, further improving the safety of the device. The specific implementation methods are as follows:

[0031] like Figures 1 to 4 As shown, a dust collection device for electrolytic cell material accumulation includes a dust collection tank 1, a base 6, a dust collection component and a pressure warning component. The dust collection tank 1 is installed on the base 6, and the dust collection component is arranged on the dust collection tank 1. The dust collection component includes an ejector 2, a three-way pipe 3 and a dust collection pipe 10. The ejector 2 is installed on the top of the dust collection tank 1, and the inlet end of the ejector 2 is connected with the three-way pipe 3. The two ends of the three-way pipe 3 away from the ejector 2 are respectively connected to the dust collection tank 1 and the air intake pipe 4. The ejector 2 and the dust collection tank 1 are installed with a pressure warning component. The pressure warning component includes two pressure detectors 16 and an alarm 13. The two pressure detectors 16 are respectively arranged on the lower surface of the ejector 2 and the surface of the dust collection tank 1. A control box 12 is installed in the middle of the front of the dust collection tank 1, and the alarm 13 is installed on the top of the control box 12. The dust collecting device is moved to the vicinity of the electrolytic cell, and the accumulated material on the electrolytic cell can be processed through the dust collecting component. Compressed air is introduced into the ejector 2 connected to the dust collecting tank 1, and the low-speed gas flow in the dust collecting tank 1 can be ejected under the action of the ejector 2, so that suction is generated in the dust collecting tank 1 under the action of the siphon principle, and then the dust collecting pipe 10 is aimed at the accumulated material in the electrolytic cell to carry out dust collection, which greatly enhances the dust collection efficiency and reduces the steps of cleaning the accumulated material on the upper part of the tank. There is no need to blow the material, and dust on site is avoided. The ejector 2 can be exhausted through the exhaust pipe 5. At the same time, a pressure warning component is set on the dust collecting device, which can monitor the pressure of the ejector 2 and the dust collecting tank 1. Under abnormal conditions, the alarm 13 can sound an alarm to remind the staff to deal with it in time, thereby further improving the safety of the device.

[0032] The air inlet pipe 4 is connected to a compressed air source, and the end of the ejector 2 away from the three-way pipe 3 is connected to an exhaust pipe 5. Compressed air can be introduced into the ejector 2 through the exhaust pipe 5. The ejector 2 is a common device in the prior art. It is a device that can use a high-speed and high-energy flow (liquid flow, air flow or other material flow) to eject another low-speed and low-energy flow. The jet bursts into the mixing chamber through the contraction nozzle, and is surrounded by the ejected flow. Through the mixing effect of the boundary, the ejected flow transfers energy to the ejected flow, and the mixing zone formed by the mixing gradually expands and fills the entire mixing chamber. After a period of mixing process, the flow becomes almost a uniform flow at the outlet of the mixing chamber.

[0033] The ejector 2 is installed above the dust collector tank 1 through a support base 15, and two pressure detectors 16 are respectively installed on the support base 15 and in the control box 12, and the detection ends of the two pressure detectors 16 are respectively connected to the inner walls of the ejector 2 and the dust collector tank 1, and the alarm 13 is electrically connected to the two pressure detectors 16 respectively. Through the pressure detectors 16, the internal air pressure of the ejector 2 and the dust collector tank 1 can be monitored.

[0034] A connecting pipe 11 is provided on one side of the top of the dust collector tank 1. The connecting pipe 11 is connected to the three-way pipe 3 through a connecting flange. The ejector 2 can be connected through the three-way pipe 3 through the connecting pipe 11, so as to realize the connection between the air intake pipe 4, the dust collector tank 1 and the ejector 2, which is convenient for the smooth operation of the ejector 2.

[0035] A dust box 8 is installed on the side wall of the dust tank 1, and a dust interface 9 is provided on the outward side of the dust box 8. A dust pipe 10 is installed on the dust interface 9. The dust pipe 10 is threadedly connected to the dust interface 9, which can facilitate the disassembly, assembly and cleaning of the dust pipe 10.

[0036] The inner side of the dust box 8 is connected to the interior of the dust tank 1, and a filter element 17 is installed at the connection. Through the setting of the filter element 17, the absorbed accumulated dust can be filtered to prevent other substances from mixing in.

[0037] A collecting hopper 18 is provided at the bottom of the inner side of the dust collecting tank 1, a discharge channel is provided at the bottom of the collecting hopper 18, a discharge valve 19 is installed outside the discharge channel, and a discharge port 20 connected to the discharge channel is formed in the middle of the inner side of the base 6. The absorbed accumulated materials can be filtered through the filter element 17, and then fall into the collecting hopper 18 for collection. When the accumulated materials in the dust collecting tank 1 are too much, they can be discharged through the discharge port 20, which brings convenience to the subsequent treatment of the accumulated materials. The discharge valve 19 is a solenoid valve, which can be easily controlled automatically.

[0038] The outer wall of the dust collecting tank 1 is provided with a protective reinforcement plate 21, and the inner wall of the dust collecting tank 1 is provided with a wear-resistant lining plate 22. The protective reinforcement plate 21 provided on the outside of the dust collecting tank 1 can improve the strength of the dust collecting tank 1, so that it has good pressure resistance and anti-collision capabilities. At the same time, the wear-resistant lining plate 22 is provided inside the dust collecting tank 1, which can improve the wear resistance, reduce the wear caused by dust impact, and further improve the service life of the device.

[0039] A pressure display 14 is provided on the front of the control box 12, and the pressure display 14 is connected to two pressure detectors 16. The pressure data can be displayed through the pressure display 14, which is convenient for the staff to check and manage.

[0040] Four running wheels 7 are installed at the bottom of the base 6, and wheel brakes are provided on each running wheel 7. Through the running wheels 7, the dust collecting device can be easily moved, and multiple positions of the electrolyzer can be cleaned.

[0041] Working principle: Move the dust suction device near the electrolytic cell, and the accumulated material on the electrolytic cell can be processed by the dust suction component. Compressed air is introduced into the ejector connected to the dust suction tank through the air inlet pipe. Under the action of the ejector, suction can be generated in the dust suction tank. Then the dust suction pipe is aimed at the accumulated material in the electrolytic cell to carry out dust suction, which greatly enhances the dust suction efficiency and reduces the steps of cleaning the accumulated material on the upper part of the tank. There is no need to blow the material to avoid dust on site. At the same time, a pressure warning component is set on the dust suction device, and the pressure of the ejector and the dust suction tank can be monitored by a pressure detector. Under abnormal conditions, the alarm can be sounded to remind the staff to deal with it in time. The management further improves the safety of the device. The pressure data can also be displayed on the pressure display, which is convenient for the staff to check and manage. The absorbed accumulated material is first filtered through the filter element and then falls into the collecting hopper. It can be discharged through the discharge port after excessive accumulation in the collecting hopper. The discharge port controls the discharge valve, which brings convenience to the subsequent treatment of the accumulated material. The protective reinforcement plate set on the outside of the dust collector can improve the strength of the dust collector can so that it has good pressure and collision resistance. At the same time, a wear-resistant lining is set inside the dust collector can improve the wear resistance, reduce the wear caused by dust impact, and further improve the service life of the device.

[0042] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A dust collecting device for electrolytic cell material accumulation, characterized in that: The invention comprises a dust collecting tank (1), a base (6), a dust collecting component and a pressure warning component, wherein the dust collecting tank (1) is mounted on the base (6), the dust collecting tank (1) is provided with a dust collecting component, the dust collecting component comprises an ejector (2), a three-way pipe (3) and a dust collecting pipe (10), the ejector (2) is mounted on the top of the dust collecting tank (1), the inlet end of the ejector (2) is connected to the three-way pipe (3), and the two ends of the three-way pipe (3) away from the ejector (2) are respectively connected to the dust collecting pipe (10) and the dust collecting pipe (10) are respectively connected to the dust collecting pipe (10). The dust tank (1) and the air inlet pipe (4) are provided with the pressure warning assembly, the pressure warning assembly comprising two pressure detectors (16) and an alarm (13), the two pressure detectors (16) being respectively arranged on the lower surface of the ejector (2) and the surface of the dust tank (1), a control box (12) being installed in the middle of the front of the dust tank (1), and the alarm (13) being installed on the top of the control box (12).

2. The electrolytic cell material accumulation dust removal device according to claim 1, characterized in that: The air inlet pipe (4) is externally connected to a compressed air source, and the end of the ejector (2) away from the three-way pipe (3) is connected to an exhaust pipe (5).

3. The electrolytic cell material accumulation dust removal device according to claim 1, characterized in that: The ejector (2) is installed above the dust collector (1) via a support base (15); the two pressure detectors (16) are installed in the support base (15) and the control box (12), respectively; and the detection ends of the two pressure detectors (16) are connected to the ejector (2) and the inner wall of the dust collector (1), respectively; and the alarm (13) is electrically connected to the two pressure detectors (16), respectively.

4. The electrolytic cell material accumulation dust removal device according to claim 1, characterized in that: A connecting pipe (11) is provided on one side of the top of the dust collector tank (1), and the connecting pipe (11) is connected to the three-way pipe (3) via a connecting flange.

5. The electrolytic cell material accumulation dust removal device according to claim 1, characterized in that: A dust collection box (8) is installed on the side wall of the dust collection tank (1), a dust collection interface (9) is provided on the outward side of the dust collection box (8), and the dust collection pipe (10) is installed on the dust collection interface (9).

6. The electrolytic cell material accumulation dust removal device according to claim 5, characterized in that: The inward side of the dust collection box (8) is connected to the interior of the dust collection tank (1), and a filter element (17) is installed at the connection.

7. The electrolytic cell material accumulation dust removal device according to claim 1, characterized in that: A collecting hopper (18) is provided at the bottom of the inner side of the dust collector tank (1), a discharge channel is provided at the bottom of the collecting hopper (18), a discharge valve (19) is installed outside the discharge channel, and a discharge port (20) connected to the discharge channel is formed in the middle of the inner side of the base (6).

8. The electrolytic cell material accumulation dust removal device according to claim 1, characterized in that: The outer wall of the dust collecting tank (1) is installed with a protective reinforcement plate (21), and the inner wall of the dust collecting tank (1) is installed with a wear-resistant lining plate (22).

9. The electrolytic cell material accumulation dust removal device according to claim 1, characterized in that: A pressure display (14) is arranged on the front of the control box (12), and the pressure display (14) is connected to the two pressure detectors (16).

10. The electrolytic cell material accumulation dust removal device according to claim 1, characterized in that: Four running wheels (7) are installed at the bottom of the base (6), and each running wheel (7) is provided with a wheel brake.

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