CN218951520U - Double-flue dust remover for electrolytic cell - Google Patents
Double-flue dust remover for electrolytic cell Download PDFInfo
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- CN218951520U CN218951520U CN202223047984.8U CN202223047984U CN218951520U CN 218951520 U CN218951520 U CN 218951520U CN 202223047984 U CN202223047984 U CN 202223047984U CN 218951520 U CN218951520 U CN 218951520U
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- dust remover
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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Abstract
The utility model discloses an electrolytic cell double-flue dust remover, which belongs to the technical field of dust removers and comprises a dust remover shell, a purifying fan and a rotary packed bed positioned in the dust remover shell, wherein the rotary packed bed is arranged at the center of the dust remover shell, a motor is assembled on the outer wall of one side of the dust remover shell, the driving end of the motor penetrates through the outer wall of the dust remover shell and is connected with one end of the rotary packed bed, the other end of the rotary packed bed is connected on the inner wall of the other side of the dust remover shell through a bearing, a main flue is inserted on the outer wall of the dust remover shell positioned at the joint of the bearing, the main flue extends into the rotary packed bed through an inner ring of the bearing, and a branch flue is inserted outside the dust remover shell and below the main flue. Through double flue transformation, set up main flue and vice flue import on every dust remover unit independently, utilize the effect of purifying fan suction to replace the fluidization fan air feed, demolish all little stripping and reduce the aluminium oxide damage, the energy consumption reduces.
Description
Technical Field
The utility model belongs to the technical field of dust collectors, and particularly relates to an electrolytic cell double-flue dust collector.
Background
The flue gas purification of the aluminum electrolysis cell is to collect and treat the flue gas containing pollutants discharged in the aluminum electrolysis production process to enable the flue gas to reach the discharge standard, the flue gas emitted from the aluminum electrolysis cell is collected by a gas collecting hood on the cell and sent into a flue gas purification system for purification, and the traditional electrolysis flue gas purification system adopts fresh alumina and fluorine-containing alumina as main raw materials for producing the electrolytic aluminum and main adsorbates for purifying the electrolytic flue gas, and the fresh alumina and the fluorine-containing alumina are mainly conveyed by adopting a material separation technology in the conveying process of the purification system.
Traditional electrolysis flue gas clean system is to adopting little air current to promote the technique to pay-off, and little air stripping needs the air feed of solitary fluidization fan, and the energy consumption is higher, causes the aluminium oxide wearing and tearing seriously simultaneously, influences electrolysis production.
Disclosure of Invention
Aiming at the problems that the prior small gas stripping requires a separate fluidization fan for air supply, has higher energy consumption, and causes serious alumina abrasion and affects electrolysis production, the utility model provides the double-flue dust remover for the electrolytic tank, which realizes uniform feeding of fresh alumina of each tank body through transformation, realizes double-channel multi-stage purification, improves the fluorine content of materials and improves the purification efficiency; reduces the influence on the electrolytic tank caused by materials and reduces the fluoride salt unit consumption.
In order to solve the problems, the utility model adopts the following technical scheme.
The utility model provides an electrolysis trough double flue dust remover, includes dust remover shell, purifying fan and is located the inside rotatory packed bed of dust remover shell, and wherein rotatory packed bed is arranged in dust remover shell center department, and is equipped with the motor at one side outer wall of dust remover shell, the motor drive end run through dust remover shell outer wall and one end of rotatory packed bed and be connected the rotatory packed bed the other end pass through the bearing and connect on dust remover shell opposite side inner wall, and be located the dust remover shell outer wall of bearing junction and peg graft there is the main flue, and the main flue passes the bearing inner circle simultaneously and extends to in the rotatory packed bed the below that just is located the main flue is pegged graft outward of dust remover shell has a flue.
Preferably, the upper surface of the main flue is connected with a first feeding box, the upper surface of the branch flue is connected with a second feeding box, and simultaneously, the discharge ends of the first feeding box and the second feeding box are both connected with valves.
Preferably, one side in the dust remover shell and located the branch flue is provided with an arc filter plate, one end of the arc filter plate, which is close to the branch flue, is lower than the other end, a plurality of inserted bars are arranged on the arc filter plate at equal intervals, brushes are bound on the inserted bars, and the length of the brushes gradually increases along with the cambered surface of the arc filter plate from bottom to top.
Preferably, through holes are uniformly formed in the surface of the rotary packed bed, the rotary packed bed is in a fan blade shape, a plurality of porous plates are arranged in a dispersing mode, and a plurality of flow increasing holes are uniformly formed in the porous plates.
Preferably, a filter screen is arranged in the dust remover shell and positioned between the rotary packed bed and the purifying fan, the filter screen is of a V-shaped structure, an ash receiving hopper is assembled on the lower surface of the filter screen, and a threaded connecting block is integrally connected with the lower surface of the filter screen at the center of the inside of the ash receiving hopper.
Preferably, the lower surface of the dust remover shell is provided with a funnel shape, the tail part of the dust remover shell is embedded with a bulk material opening, and a plurality of venturi tubes are equidistantly arranged on the bulk material opening.
Preferably, the main flue and the branch flue adopt venturi tube structures as well.
Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the utility model, through double flue transformation, a main flue and an auxiliary flue inlet are independently arranged on each dust remover unit, so that fresh alumina and fluorine-containing alumina are respectively added into a purification system, the suction effect of a purification fan is utilized to replace the air supply of a fluidization fan, all small stripping is removed to reduce the damage of alumina and the energy consumption, the fresh alumina of each box body is uniformly fed through transformation, the double-channel multi-stage purification is realized, the fluorine content of the material is improved, and the purification efficiency is improved; reduces the influence on the electrolytic tank caused by materials and reduces the fluoride salt unit consumption.
(2) According to the utility model, the adsorption material fresh alumina positioned in the main flue enters the rotary packed bed through the main flue under the adsorption action of the air flow of the device, the rotary packed bed is utilized to rotate the fresh alumina input by the main flue, so that the fresh alumina is filled in the packed bed and fully contacted with the sucked air, thereby improving the adsorption efficiency.
(3) According to the utility model, the charging box connected to the branch flue is filled with fluorine-containing alumina, the fluorine-containing alumina enters the dust remover under the suction action of the purifying fan, the fluorine-containing alumina is in auxiliary adsorption, so that the quantity is small, the fluorine-containing alumina can uniformly fill the whole space in the dust remover when entering the dust remover, harmful substances in the air are further adsorbed, in order to prevent the fluorine-containing alumina from depositing at the bottom of the dust remover under the action of gravity, an arc filter plate is arranged in the dust remover, a brush is arranged on the arc filter plate, the deposited fluorine-containing alumina falls on the brush and is uniformly dispersed, and when the purifying fan is started, a bulk port arranged at the bottom of the dust remover vertically upwards enters the air, so that the fluorine-containing alumina on the brush is blown up again, and the whole dust remover space is again filled to adsorb the harmful substances.
Drawings
FIG. 1 is a schematic diagram of a dual-flue dust collector for an electrolytic cell;
FIG. 2 is a schematic view of a packed bed structure according to the present utility model;
fig. 3 is an enlarged schematic view of the structure at a in the present utility model.
The correspondence between the reference numerals and the component names in the drawings is as follows: 1. a dust collector housing; 2. an ash receiving hopper; 3. rotating the packed bed; 4. a motor; 5. a bulk material port; 6. a branch flue; 7. a second charging box; 8. a main flue; 9. a valve; 10. a first charging box; 11. a filter screen; 12. a purifying fan; 13. a porous plate; 14. a flow increasing hole; 15. a brush; 16. a rod; 17. an arc-shaped filter plate.
Detailed Description
The utility model is further described below in connection with specific embodiments.
An electrolytic cell double flue dust collector provided in fig. 1 comprises a device main body dust collector housing 1 for treating the polluted flue gas of an electrolytic cell, a purifying fan 12 for discharging clean air and providing negative pressure for a purifying device, and a rotary packed bed 3 positioned inside the dust collector housing 1 for enabling the adsorption material to be fully contacted with the flue gas, wherein the rotary packed bed 3 is positioned at the center of the dust collector housing 1, a motor 4 is arranged at one side outer wall of the dust collector housing 1, the driving end of the motor 4 penetrates through the outer wall of the dust collector housing 1 and is connected with one end of the rotary packed bed 3, the other end of the rotary packed bed 3 is connected with the other side inner wall of the dust collector housing 1 through a bearing, the rotary packed bed 3 is driven to rotate in the dust collector housing 1 through clicking 4, so that the adsorption material is fully contacted with the flue gas by utilizing centrifugal force, and the other end is kept stable through the bearing, the main flue 8 is inserted on the outer wall of the dust remover shell 1 at the joint of the bearings, the main flue 8 penetrates through the bearing inner ring to extend into the rotary packed bed 3, the branch flue 6 is inserted below the main flue 8 outside the dust remover shell 1, the adsorption material fresh alumina in the main flue 8 enters into the rotary packed bed 3 through the main flue 8 under the adsorption action of the air flow of the device, the rotary packed bed 3 is utilized to rotate the fresh alumina input by the main flue 8, so that the fresh alumina is filled in the packed bed and fully contacted with the inhaled air, thereby improving the adsorption efficiency, the fluorine-containing alumina on the branch flue 6 enters into the dust remover under the suction action of the purifying fan 12, the main flue 8 and the branch flue 6 also adopt a Venturi tubular structure, using venturi principle: when wind blows across the barrier, the air pressure near the port above the leeward side of the barrier is relatively low, thereby generating adsorption and causing air flow, so that the external flue gas rapidly enters the dust collector shell 1 and simultaneously drives the adsorption materials on the main flue 8 and the branch flue 6 to enter the dust collector shell 1.
In fig. 1, a first charging box 10 is connected to the upper surface of the main flue 8 for storing fresh alumina, a second charging box 7 is connected to the upper surface of the branch flue 6 for storing fluorine-containing alumina, and valves 9 are connected to the discharging ends of the first charging box 10 and the second charging box 7, and the discharging amounts of the first charging box 10 and the second charging box 7 are controlled by the valves.
In fig. 1, a bulk cargo opening 5 is embedded at the tail part of a dust collector shell 1, a plurality of venturi tubes are equidistantly arranged on the bulk cargo opening 5, in order to prevent the deposition at the bottom of the dust collector shell 1 due to the gravity action of fluorine-containing alumina, an arc filter plate 17 is arranged inside the dust collector shell 1, one end of the arc filter plate 17 close to the branch flue 6 is lower than the other end, a plurality of inserting rods 16 are equidistantly arranged on the arc filter plate 17, brushes 15 are bound on the inserting rods 16, the deposited fluorine-containing alumina falls on the brushes 15 to be uniformly dispersed, when a purifying fan 12 is started, the bulk cargo opening 5 arranged at the bottom of the dust collector shell 1 can vertically upwards enter air, so that the fluorine-containing alumina on the brushes 15 is blown up again, the space of the whole dust collector shell 1 is filled again to adsorb harmful substances, and in order to prevent the brushes 15 close to the branch flue 6 from entering air quantity, therefore, the brushes 15 gradually increase along with the cambered surface of the arc filter plate 17 from bottom to top, and the lower surface of the dust collector shell 1 is provided with a funnel shape.
In fig. 1 and 2, the through-hole has evenly been seted up on rotatory packed bed 3 surface, and rotatory packed bed 3 is the dispersion of flabellum form and is equipped with a plurality of perforated plates 13, evenly set up a plurality of reinforcing holes 14 on the perforated plate 13, in order to guarantee that fresh alumina can be even when rotatory inside rotatory packed bed 3, this application is provided with the perforated plate 13 similar to fan structure in the inside of rotatory packed bed 3, the through-hole has been seted up on the perforated plate 13, when fresh alumina enters into rotatory packed bed 3 inside, through rotatory utilization perforated plate 13 with fresh alumina disturbance, thereby make the inside fresh alumina that is full of rotatory packed bed 3.
In fig. 1, under the suction effect of the purifying fan 12, there may be a few small particles of adsorption material moving upwards, thus secondary pollution is caused by entering the outside through the air outlet, therefore, the filter screen 11 is arranged in the dust remover shell 1 and between the rotary packed bed 3 and the purifying fan 12 for filtering, the filter screen 11 is in a V-shaped structure, the ash receiving hopper 2 is assembled on the lower surface of the filter screen 11, the thread connecting block is integrally connected with the lower surface of the filter screen 11 at the inner center of the ash receiving hopper 2, and when the purifying fan 12 stops operating, the adsorption material adhered to the filter screen 11 falls downwards to enter the ash receiving hopper 2 for preservation due to the loss of suction.
The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.
Claims (7)
1. An electrolytic cell double-flue dust remover comprises a dust remover shell (1), a purifying fan (12) and a rotary packed bed (3) positioned in the dust remover shell (1), wherein the rotary packed bed (3) is arranged in the center of the dust remover shell (1), a motor (4) is assembled on the outer wall of one side of the dust remover shell (1), the driving end of the motor (4) penetrates through the outer wall of the dust remover shell (1) and is connected with one end of the rotary packed bed (3),
the method is characterized in that: the other end of the rotary packed bed (3) is connected to the inner wall of the other side of the dust remover shell (1) through a bearing, a main flue (8) is inserted into the outer wall of the dust remover shell (1) at the joint of the bearing, meanwhile, the main flue (8) penetrates through the inner ring of the bearing to extend into the rotary packed bed (3), and a branch flue (6) is inserted into the outer side of the dust remover shell (1) and positioned below the main flue (8).
2. An electrolyzer dual stack dust remover as claimed in claim 1, characterized in that: the upper surface of main flue (8) is connected with first throwing box (10), and the upper surface of branch flue (6) is connected with second throwing box (7), all is connected with valve (9) at the discharge end of first throwing box (10) and second throwing box (7) simultaneously.
3. An electrolyzer dual stack dust remover as claimed in claim 1, characterized in that: one side in dust remover shell (1) and that is located branch flue (6) is equipped with arc filter plate (17), and the one end height that arc filter plate (17) is close to branch flue (6) is less than the other end, the equidistance is equipped with a plurality of inserted bars (16) on arc filter plate (17), it has brush (15) to ligate on inserted bar (16), and the cambered surface from bottom to top length of brush (15) along with arc filter plate (17) increases gradually.
4. An electrolyzer dual stack dust remover as claimed in claim 1, characterized in that: through holes are uniformly formed in the surface of the rotary packed bed (3), the rotary packed bed (3) is in a fan blade shape, a plurality of porous plates (13) are arranged in a scattered mode, and a plurality of flow increasing holes (14) are uniformly formed in the porous plates (13).
5. The electrolyzer dual flue dust collector as recited in claim 4, characterized in that: the dust remover is characterized in that a filter screen (11) is arranged in the dust remover shell (1) and between the rotary packed bed (3) and the purifying fan (12), the filter screen (11) is of a V-shaped structure, an ash receiving hopper (2) is assembled on the lower surface of the filter screen (11), and a threaded connecting block is integrally connected with the lower surface of the filter screen (11) at the inner center of the ash receiving hopper (2).
6. An electrolyzer dual stack dust remover as claimed in claim 1, characterized in that: the dust remover is characterized in that the lower surface of the dust remover shell (1) is provided with a funnel shape, the tail of the dust remover shell (1) is embedded with a bulk material opening (5), and a plurality of venturi tubes are arranged on the bulk material opening (5) at equal intervals.
7. An electrolyzer dual stack dust remover as claimed in claim 1, characterized in that: the main flue (8) and the branch flue (6) adopt a Venturi tube structure as well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047984.8U CN218951520U (en) | 2022-11-17 | 2022-11-17 | Double-flue dust remover for electrolytic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223047984.8U CN218951520U (en) | 2022-11-17 | 2022-11-17 | Double-flue dust remover for electrolytic cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218951520U true CN218951520U (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223047984.8U Active CN218951520U (en) | 2022-11-17 | 2022-11-17 | Double-flue dust remover for electrolytic cell |
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| Country | Link |
|---|---|
| CN (1) | CN218951520U (en) |
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- 2022-11-17 CN CN202223047984.8U patent/CN218951520U/en active Active
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