CN114307424A - Laterite nickel ore ferronickel smelting flue gas treatment device and use method thereof - Google Patents
Laterite nickel ore ferronickel smelting flue gas treatment device and use method thereof Download PDFInfo
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- CN114307424A CN114307424A CN202111410848.8A CN202111410848A CN114307424A CN 114307424 A CN114307424 A CN 114307424A CN 202111410848 A CN202111410848 A CN 202111410848A CN 114307424 A CN114307424 A CN 114307424A
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- flue gas
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- 238000003723 Smelting Methods 0.000 title claims abstract description 45
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000003546 flue gas Substances 0.000 title claims abstract description 41
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 229910052759 nickel Inorganic materials 0.000 title claims abstract description 23
- 229910000863 Ferronickel Inorganic materials 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 13
- 229910001710 laterite Inorganic materials 0.000 title abstract description 7
- 239000011504 laterite Substances 0.000 title abstract description 7
- 238000000746 purification Methods 0.000 claims abstract description 55
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 46
- 239000000779 smoke Substances 0.000 claims abstract description 37
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 239000007789 gas Substances 0.000 claims description 25
- 238000007789 sealing Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 5
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 claims description 3
- 241001233242 Lontra Species 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 150000002739 metals Chemical class 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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Abstract
The invention discloses a laterite nickel ore ferronickel smelting flue gas treatment device and a use method thereof, belongs to the technical field of flue gas treatment devices, and comprises a bottom plate, wherein a treatment box is fixed at the top of the bottom plate, an air inlet pipe is fixedly communicated with one side wall of the treatment box, and a filter screen plate and an active carbon screen plate are respectively arranged in the treatment box. According to the invention, the bottom plate, the processing box, the fan, the filter screen plate, the activated carbon screen plate, the purification box, the purification assembly, the smoke concentration monitor body, the controller body, the first control valve body and the second control valve body are arranged, when smelting smoke is processed by the processing box, the processed smoke can enter the purification box again, after secondary purification treatment is carried out on the smelting smoke by the purification assembly, the smoke after secondary purification can be detected by the smoke concentration monitor body, and therefore, the smoke can be discharged after reaching the emission standard.
Description
Technical Field
The invention relates to the technical field of flue gas treatment devices, in particular to a laterite nickel ore ferronickel smelting flue gas treatment device and a use method thereof.
Background
Smelting is a refining technology, which is used for extracting metals in ores by roasting, smelting, electrolysis, using chemical agents and other methods, reducing impurities contained in the metals or increasing certain components in the metals to obtain the required metals, wherein the smelting is divided into pyrometallurgy, wet extraction or electrochemical deposition, a large amount of flue gas is generated in the process of smelting nickel iron from laterite-nickel ore, and the flue gas is directly discharged into the air to pollute the air, so that the flue gas is generally treated by a treatment device and then discharged into the air.
When laterite-nickel ore is subjected to ferronickel smelting, a smoke treatment device is correspondingly used, but the existing smoke treatment device can only be used for one-time treatment when smoke is treated, so that the smoke can not be subjected to secondary purification treatment, and then is discharged, and if the concentration of the discharged smoke exceeds the standard, the air can be seriously polluted, so that the laterite-nickel ore ferronickel smelting smoke treatment device and the use method thereof are provided to solve the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a laterite nickel ore ferronickel smelting flue gas treatment device and a use method thereof, and solves the problem that the conventional flue gas treatment device in the background technology cannot perform secondary purification treatment on flue gas.
(II) technical scheme
The invention specifically adopts the following technical scheme for realizing the purpose:
a laterite-nickel ore nickel-iron smelting flue gas treatment device comprises a base plate, wherein a treatment box is fixed at the top of the base plate, an air inlet pipe is fixed on one side wall of the treatment box in a communication manner, a filter screen plate and an active carbon screen plate are respectively installed in the treatment box, a cleaning assembly is arranged in the treatment box, an electric push rod is fixed on one side wall of the treatment box, an ejection end of the electric push rod penetrates through one side wall of the treatment box and is fixed with a push plate, the push plate is slidably connected in the treatment box, a baffle is inserted into one side of the treatment box, a side wall of the baffle is provided with a sink, a fixing assembly for fixing the baffle is arranged at the top of the treatment box, a fan is fixed at the top of the treatment box, an air inlet end of the fan is fixedly communicated with the top of the treatment box through a pipeline, a purification box is fixed at the top of the base plate, and a water inlet hopper is fixedly communicated with the top of the purification box, the utility model discloses a smoke concentration monitor, including a purification box, the air-out end of fan, the inside of purification box is provided with the purification subassembly, the top intercommunication of purification box is fixed with the tee bend blast pipe, one of them output port of tee bend blast pipe is fixed with a lateral wall intercommunication of handling the case, first control valve body and second control valve body are installed respectively to two output port pipeline outer walls of tee bend blast pipe, smoke concentration monitor body is installed to the pipeline outer wall of tee bend blast pipe, the top of purification box is fixed with the controller body, smoke concentration monitor body and controller body electric connection, the controller body all with first control valve body and second control valve body electric connection.
Further, the clearance subassembly includes rotates the lead screw of connecting in handling incasement portion through the bearing, it is fixed with the connecting plate to handle incasement portion, the other end of lead screw passes through the bearing and is connected with a lateral wall rotation of connecting plate, the surperficial threaded connection of lead screw has U type brush, a lateral wall of handling the case is fixed with the motor, the output of motor and the one end fixed connection of lead screw, a side inner wall of handling the case is fixed with the guide bar, a lateral wall fixed connection of the other end of guide bar and connecting plate, U type brush sliding connection is on the surface of guide bar.
Further, fixed subassembly is including fixing the U template at the processing case top, the inside of U template is rotated through the pivot and is connected with the fixed plate, the equal sliding connection of both sides inner wall of fixed plate has the slide, two a lateral wall of slide all is fixed with the spring, two the other end of spring all with one side inner wall fixed connection of fixed plate, two a lateral wall of slide all is fixed with the slide bar, two the other end of slide bar all runs through the fixed plate and is fixed with the limiting plate, a lateral wall of limiting plate is fixed with the handle, the limiting plate joint is inside the heavy inslot that the baffle was seted up.
Further, the purification assembly comprises a water pump fixed to the top of the bottom plate, the water inlet end of the water pump is communicated and fixed with one side wall of the purification box through a pipeline, an L-shaped pipe is fixedly communicated with the water outlet end of the water pump, one end of the L-shaped pipe penetrates through the purification box and is fixed inside the purification box, nozzles are installed on the outer wall of the L-shaped pipe at equal intervals, and a circular activated carbon net is installed in a pipe orifice of the water inlet end of the water pump.
Furthermore, a U-shaped sealing gasket is fixed on one side wall of the baffle plate, and the size of the U-shaped sealing gasket is matched with a slot formed in the treatment box.
Furthermore, a drain pipe is fixedly communicated with one side wall of the purification box, and a valve is installed on the drain pipe.
Furthermore, the inner walls of the two sides of the fixing plate are provided with T-shaped sliding chutes matched with the sliding plates.
Furthermore, the inner walls of the two sides of the treatment box are respectively fixed with a sliding rail, and the filter screen plate and the activated carbon screen plate are connected inside the sliding rails in a sliding manner.
A use method of a laterite nickel ore ferronickel smelting flue gas treatment device comprises the following steps:
s1: the device is connected with smelting equipment through an air inlet pipe, hot waste gas generated by the smelting equipment during smelting enters the inside of the treatment box through the air inlet pipe, a filter screen plate arranged inside the treatment box can filter particulate matters in the smoke, and an activated carbon screen plate arranged inside the treatment box can adsorb and purify harmful gas in the smoke;
s2: after the smelting flue gas is treated by the treatment box, the smelting flue gas is pumped into the purification box through the fan, the water pump is started, the water in the purification box is pumped to the spray head through the L-shaped pipe by the water pump, so that substances which can be dissolved in the water and enter the purification box are purified again, the gas which is purified again can be discharged from the three-way exhaust pipe at the top of the purification box, the gas which is purified again is detected through the smoke concentration monitor body arranged on the three-way exhaust pipe, when the concentration of the gas reaches the emission standard, the smoke concentration detector body can transmit a signal to the controller body, the controller body controls the first control valve body to be opened, so that the gas is discharged, and if the gas detection concentration is unqualified, the controller body can control the second control valve body to be opened, the gas flows back to the inside of the treatment box again to be purified, so that the concentration of the waste water reaches the discharge standard and then is discharged;
s3, when the filter screen plate and the activated carbon screen plate in the treatment box need to be replaced, the handle is pulled to drive the sliding rod to move, the sliding rod drives the sliding plate to move, the limiting plate is moved out of the sinking groove formed in the baffle plate at the moment, then the fixing plate is rotated upwards to remove the limitation on the baffle plate, the baffle plate can slide out at the moment, and then the filter screen plate and the activated carbon screen plate in the treatment box are replaced;
s4, when the interior of the processing box needs to be cleaned, the motor drives the screw rod to rotate by starting the motor, the screw rod rotates to drive the U-shaped brush to move, the interior of the processing box is cleaned, then the electric push rod is started, the electric push rod drives the push plate to move, and the ash outlet pipeline plug on one side wall of the processing box is opened, so that the cleaned dust can be pushed out.
(III) advantageous effects
Compared with the prior art, the invention provides a laterite-nickel ore ferronickel smelting flue gas treatment device and a use method thereof, and the laterite-nickel ore ferronickel smelting flue gas treatment device has the following beneficial effects:
according to the invention, by arranging the bottom plate, the processing box, the fan, the filter screen plate, the activated carbon screen plate, the purifying box, the purifying component, the smoke concentration monitor body, the controller body, the first control valve body and the second control valve body, after smelting smoke is processed by the processing box, the processed smoke can enter the purifying box again, after secondary purification treatment is carried out on the smelting smoke by the purifying component, the smoke after secondary purification can be detected by the smoke concentration monitor body, and therefore, the smoke can be discharged after reaching the emission standard.
Drawings
FIG. 1 is a schematic front view of the overall structure of the present invention;
FIG. 2 is a back view of the overall structure of the present invention;
FIG. 3 is a schematic view showing the internal structure of the treatment tank of the present invention;
FIG. 4 is a schematic view of the baffle structure of the present invention;
FIG. 5 is a schematic view of a fixing assembly according to the present invention;
FIG. 6 is a schematic view of the internal structure of the purification box of the present invention.
In the figure: 1. a base plate; 2. a treatment tank; 3. an air inlet pipe; 4. a filter screen plate; 5. an activated carbon screen plate; 6. cleaning the assembly; 601. a screw rod; 602. a connecting plate; 603. a U-shaped brush; 604. a motor; 605. a guide bar; 7. an electric push rod; 8. pushing the plate; 9. a baffle plate; 10. a fixing assembly; 1001. a U-shaped plate; 1002. a fixing plate; 1003. a slide plate; 1004. a spring; 1005. a slide bar; 1006. a limiting plate; 1007. a handle; 11. a fan; 12. a purification box; 13. a purification assembly; 1301. a water pump; 1302. an L-shaped pipe; 1303. a spray head; 1304. a circular activated carbon mesh; 14. a three-way exhaust pipe; 15. a first control valve body; 16. a smoke concentration monitor body; 17. a controller body; 18. a U-shaped sealing gasket; 19. a drain pipe; 20. a T-shaped chute; 21. a slide rail; 22. a second control valve body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, 2, 3, 4, 5 and 6, an embodiment of the invention provides a laterite-nickel ore nickel-iron smelting flue gas treatment device, which comprises a bottom plate 1, a treatment tank 2 is fixed on the top of the bottom plate 1, an air inlet pipe 3 is fixed on one side wall of the treatment tank 2 in a communicating manner, a filter screen 4 and an active carbon screen 5 are respectively installed inside the treatment tank 2, a cleaning assembly 6 is arranged inside the treatment tank 2, an electric push rod 7 is fixed on one side wall of the treatment tank 2, a push plate 8 is fixed on the push end of the electric push rod 7 penetrating through one side wall of the treatment tank 2, the push plate 8 is slidably connected inside the treatment tank 2, a baffle 9 is inserted into one side of the treatment tank 2, a sink groove is formed on one side wall of the baffle 9, a fixing assembly 10 for fixing the baffle 9 is arranged on the top of the treatment tank 2, a fan 11 is fixed on the top of the treatment tank 2, and an air inlet end of the fan 11 is fixed on the top of the treatment tank 2 through a pipeline, a purifying box 12 is fixed on the top of the bottom plate 1, a water inlet hopper is fixed on the top of the purifying box 12 in a communicating manner, an air outlet end of a fan 11 is fixed on one side wall of the purifying box 12 in a communicating manner through a pipeline, a purifying component 13 is arranged inside the purifying box 12, a three-way exhaust pipe 14 is fixed on the top of the purifying box 12 in a communicating manner, one output port of the three-way exhaust pipe 14 is fixed on one side wall of the processing box 2 in a communicating manner, a first control valve body 15 and a second control valve body 22 are respectively installed on the outer wall of the two output ports of the three-way exhaust pipe 14, a smoke concentration monitor body 16 is installed on the outer wall of the pipeline of the three-way exhaust pipe 14, a controller body 17 is fixed on the top of the purifying box 12, the smoke concentration monitor body 16 is electrically connected with the controller body 17, the controller body 17 is electrically connected with the first control valve body 15 and the second control valve body 22, and the type of the smoke concentration monitor body is LSS2004, the controller body 17 is of type NE040S, and the first control valve body 15 and the second control valve body 22 are of type JIS B8472-1994.
As shown in fig. 3, in some embodiments, the cleaning assembly 6 includes a screw 601 rotatably connected inside the processing box 2 through a bearing, a connecting plate 602 is fixed inside the processing box 2, the other end of the screw 601 is rotatably connected to a side wall of the connecting plate 602 through a bearing, a U-shaped brush 603 is screwed on a surface of the screw 601, a motor 604 is fixed on a side wall of the processing box 2, an output end of the motor 604 is fixedly connected to one end of the screw 601, a guide rod 605 is fixed on an inner wall of one side of the processing box 2, the other end of the guide rod 605 is fixedly connected to a side wall of the connecting plate 602, and the U-shaped brush 603 is slidably connected to a surface of the guide rod 605, so that when too much dust is collected inside the processing box 2, the inside can be automatically cleaned, and thus saving time for manual cleaning.
As shown in fig. 1, fig. 3 and fig. 5, in some embodiments, the fixing assembly 10 includes a U-shaped plate 1001 fixed on the top of the processing box 2, the inside of the U-shaped plate 1001 is rotatably connected with a fixing plate 1002 through a rotating shaft, two side inner walls of the fixing plate 1002 are slidably connected with sliding plates 1003, a side wall of each of the two sliding plates 1003 is fixed with a spring 1004, the other end of each of the two springs 1004 is fixedly connected with one side inner wall of the fixing plate 1002, a side wall of each of the two sliding plates 1003 is fixed with a sliding rod 1005, the other end of each of the two sliding rods 1005 penetrates through the fixing plate 1002 and is fixed with a limiting plate 1006, a side wall of each of the limiting plates 1006 is fixed with a handle 1007, the limiting plate 1006 is clamped inside a sinking groove formed in the baffle 9, when the filter screen plate 4 and the activated carbon screen plate 5 are replaced, so that it is more convenient to open the baffle 9.
As shown in fig. 1 and fig. 6, in some embodiments, the purification assembly 13 includes a water pump 1301 fixed on the top of the base plate 1, a water inlet end of the water pump 1301 is fixedly communicated with a side wall of the purification box 12 through a pipeline, an water outlet end of the water pump 1301 is fixedly communicated with an L-shaped pipe 1302, one end of the L-shaped pipe 1302 penetrates through the purification box 12 and is fixed inside the purification box, nozzles 1303 are equidistantly installed on the outer wall of the L-shaped pipe 1302, and a circular activated carbon net 1304 is installed in a pipe orifice of the water inlet end of the water pump 1301 to perform secondary purification treatment on the flue gas, so that the concentration of the flue gas is reduced, and after the flue gas is discharged into the air, the pollution to the air is reduced.
As shown in fig. 4 and 3, in some embodiments, a U-shaped sealing gasket 18 is fixed on a side wall of the baffle plate 9, and the size of the U-shaped sealing gasket 18 is matched with the slot formed in the treatment tank 2, so as to increase the sealing performance when the baffle plate 9 is inserted into the treatment tank 2 and prevent the flue gas which is not purified from escaping.
As shown in fig. 1 and 2, in some embodiments, a drain pipe 19 is fixed to a side wall of the purification box 12, and a valve is installed on the drain pipe 19 to facilitate replacement of water inside the purification box 12.
As shown in fig. 5, in some embodiments, the inner walls of the two sides of the fixing plate 1002 are both provided with T-shaped chutes 20 adapted to the sliding plate 1003, so that the sliding plate 1003 can be more stable when sliding, and the sliding plate 1003 is supported and limited.
As shown in fig. 3, in some embodiments, sliding rails 21 are fixed on the inner walls of both sides of the treatment box 2, and the filter screen plate 4 and the activated carbon screen plate 5 are slidably connected inside the sliding rails 21, so that the filter screen plate 4 and the activated carbon screen plate 5 can be conveniently detached when being replaced.
A use method of a laterite nickel ore ferronickel smelting flue gas treatment device comprises the following steps:
s1: the device is connected with smelting equipment through an air inlet pipe 3, hot waste gas generated by the smelting equipment during smelting enters the inside of the treatment box 2 through the air inlet pipe 3, a filter screen plate 4 arranged inside the treatment box 2 can filter particulate matters in the flue gas, and an activated carbon screen plate 5 arranged inside the treatment box 2 can adsorb and purify harmful gas in the flue gas;
s2: after the smelting flue gas is treated by the treatment box 2, the smelting flue gas is pumped into the purification box 12 through the fan 11, at the moment, the water pump 1301 is started, the water in the purification box 12 is pumped to the spray head 1303 through the L-shaped pipe 1302 by the water pump 1301, so that substances which can dissolve in water in the gas entering the purification box 12 are purified again, the gas purified again can be discharged from the three-way exhaust pipe 14 at the top of the purification box 12, the gas purified again is detected through the smoke concentration monitor body 16 arranged on the three-way exhaust pipe 14, when the concentration of the gas reaches the emission standard, the smoke concentration detector body can transmit a signal to the controller body 17, the controller body 17 controls the first control valve body 15 to be opened, so that the gas is discharged, and if the gas detection concentration is unqualified, the controller body can control the second control valve body 22 to be opened, the gas is refluxed into the treatment box 2 again, and is purified again, so that the concentration of the gas reaches the emission standard and then is discharged;
s3, when the filter screen plate 4 and the activated carbon screen plate 5 in the treatment box 2 need to be replaced, the handle 1007 is pulled to drive the slide bar 1005 to move, the slide bar 1005 drives the slide plate 1003 to move, the limiting plate 1006 moves out of the sink groove formed by the baffle 9, then the fixing plate 1002 is rotated upwards to remove the limitation on the baffle 9, the baffle 9 can slide out, and then the filter screen plate 4 and the activated carbon screen plate 5 in the treatment box 2 are replaced;
s4, when the interior of the processing box 2 needs to be cleaned, the motor 604 is started to drive the screw rod 601 to rotate, the screw rod 601 rotates to drive the U-shaped brush 603 to move, the interior of the processing box 2 is cleaned, then the electric push rod 7 is started, the electric push rod 7 drives the push plate 8 to move, and the ash outlet pipeline plug on one side wall of the processing box 2 is opened, so that the cleaned dust can be pushed out.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a laterite-nickel ore nickel iron smelting flue gas processing apparatus, includes bottom plate (1), its characterized in that: the top of the bottom plate (1) is fixed with a processing box (2), a side wall of the processing box (2) is communicated and fixed with an air inlet pipe (3), the inside of the processing box (2) is respectively provided with a filter screen plate (4) and an activated carbon screen plate (5), the inside of the processing box (2) is provided with a cleaning component (6), a side wall of the processing box (2) is fixed with an electric push rod (7), an ejection end of the electric push rod (7) penetrates through a side wall of the processing box (2) and is fixed with a push plate (8), the push plate (8) is connected inside the processing box (2) in a sliding manner, one side of the processing box (2) is spliced with a baffle plate (9), a side wall of the baffle plate (9) is provided with a sink, the top of the processing box (2) is provided with a fixing component (10) for fixing the baffle plate (9), and the top of the processing box (2) is fixed with a fan (11), the air inlet end of the fan (11) is communicated and fixed with the top of the treatment box (2) through a pipeline, the top of the bottom plate (1) is fixed with a purification box (12), the top of the purification box (12) is communicated and fixed with an inlet hopper, the air outlet end of the fan (11) is communicated and fixed with one side wall of the purification box (12) through a pipeline, a purification component (13) is arranged inside the purification box (12), the top of the purification box (12) is communicated and fixed with a three-way exhaust pipe (14), one of the output ports of the three-way exhaust pipe (14) is communicated and fixed with one side wall of the treatment box (2), the outer walls of two output ports of the three-way exhaust pipe (14) are respectively provided with a first control valve body (15) and a second control valve body (22), the outer wall of the three-way exhaust pipe (14) is provided with a smoke concentration monitor body (16), the top of purifying box (12) is fixed with controller body (17), smoke and dust concentration monitor body (16) and controller body (17) electric connection, controller body (17) all with first control valve body (15) and second control valve body (22) electric connection.
2. The lateritic nickel ore ferronickel smelting flue gas processing apparatus of claim 1, characterized in that: the utility model discloses a cleaning assembly, including the lead screw (601) of connecting in handling case (2) inside through the bearing rotation, handle case (2) inside and be fixed with connecting plate (602), the other end of lead screw (601) is passed through the bearing and is connected with a lateral wall rotation of connecting plate (602), the surface threaded connection of lead screw (601) has U type brush (603), a lateral wall of handling case (2) is fixed with motor (604), the output of motor (604) and the one end fixed connection of lead screw (601), the one side inner wall of handling case (2) is fixed with guide bar (605), the other end of guide bar (605) and a lateral wall fixed connection of connecting plate (602), U type brush (603) sliding connection is on the surface of guide bar (605).
3. The lateritic nickel ore ferronickel smelting flue gas processing apparatus of claim 1, characterized in that: fixed subassembly (10) is including fixing U template (1001) at processing case (2) top, the inside of U template (1001) is rotated through the pivot and is connected with fixed plate (1002), the equal sliding connection of both sides inner wall of fixed plate (1002) has slide (1003), two a lateral wall of slide (1003) all is fixed with spring (1004), two the other end of spring (1004) all with one side inner wall fixed connection of fixed plate (1002), two a lateral wall of slide (1003) all is fixed with slide bar (1005), two the other end of slide bar (1005) all runs through fixed plate (1002) and is fixed with limiting plate (1006), a lateral wall of limiting plate (1006) is fixed with handle (1007), limiting plate (1006) joint is inside the heavy groove of seting up in baffle (9).
4. The lateritic nickel ore ferronickel smelting flue gas processing apparatus of claim 1, characterized in that: the purification assembly (13) comprises a water pump (1301) fixed to the top of the bottom plate (1), the water inlet end of the water pump (1301) is communicated and fixed with one side wall of the purification box (12) through a pipeline, the water outlet end of the water pump (1301) is communicated and fixed with an L-shaped pipe (1302), one end of the L-shaped pipe (1302) penetrates through the purification box (12) and is fixed inside the purification box, nozzles (1303) are installed on the outer wall of the L-shaped pipe (1302) at equal intervals, and a circular activated carbon net (1304) is installed in the water inlet end of the water pump (1301).
5. The lateritic nickel ore ferronickel smelting flue gas processing apparatus of claim 1, characterized in that: a U-shaped sealing gasket (18) is fixed on one side wall of the baffle plate (9), and the size of the U-shaped sealing gasket (18) is matched with a slot formed in the treatment box (2).
6. The lateritic nickel ore ferronickel smelting flue gas processing apparatus of claim 1, characterized in that: a drain pipe (19) is fixedly communicated with one side wall of the purification box (12), and a valve is installed on the drain pipe (19).
7. The lateritic nickel ore ferronickel smelting flue gas processing apparatus of claim 3, characterized in that: the inner walls of the two sides of the fixing plate (1002) are provided with T-shaped sliding grooves (20) matched with the sliding plate (1003).
8. The lateritic nickel ore ferronickel smelting flue gas processing apparatus of claim 1, characterized in that: the both sides inner wall of handling case (2) all is fixed with slide rail (21), filter plate (4) and active carbon otter board (5) sliding connection are in the inside of slide rail (21).
9. The use method of the lateritic nickel ore ferronickel smelting flue gas treatment device according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:
s1: the device is connected with smelting equipment through an air inlet pipe (3), hot waste gas generated by the smelting equipment during smelting enters the inside of the treatment box (2) through the air inlet pipe (3), a filter screen plate (4) arranged inside the treatment box (2) can filter particulate matters in the flue gas, and an activated carbon screen plate (5) arranged inside the treatment box (2) can adsorb and purify harmful gas in the flue gas;
s2: after the smelting flue gas is treated by the treatment box (2), the smelting flue gas is pumped into the purification box (12) through the fan (11), at the moment, the water pump (1301) is started, the water in the purification box (12) is pumped to the spray head (1303) through the L-shaped pipe (1302) by the water pump (1301), so that substances which enter the purification box (12) and can be dissolved in the water can be purified again, the gas purified again can be discharged from the three-way exhaust pipe (14) at the top of the purification box (12), the gas purified again is detected through the smoke concentration monitor body (16) arranged on the three-way exhaust pipe (14), when the concentration of the gas reaches the emission standard, the smoke concentration detector body can transmit a signal to the controller body (17), the controller body (17) controls the first control valve body (15) to be opened, so that the gas is discharged, if the gas detection concentration is unqualified, the controller body controls the second control valve body (22) to be opened, the gas flows back to the inside of the treatment box (2), and the gas is purified again, so that the concentration of the gas reaches the emission standard and then is discharged;
s3, when the filter screen plate (4) and the activated carbon screen plate (5) in the treatment box (2) need to be replaced, the handle (1007) is pulled to drive the slide rod (1005) to move, the slide rod (1005) drives the slide plate (1003) to move, the limiting plate (1006) is moved out of the inner part of the sinking groove formed in the baffle (9), then the fixing plate (1002) is rotated upwards to remove the limitation on the baffle (9), the baffle (9) can be slid out at the moment, and then the filter screen plate (4) and the activated carbon screen plate (5) in the treatment box (2) are replaced;
s4, when the interior of the processing box (2) needs to be cleaned, the motor (604) is started to drive the screw rod (601) to rotate, the screw rod (601) rotates to drive the U-shaped brush (603) to move, the interior of the processing box (2) is cleaned, then the electric push rod (7) is started, the electric push rod (7) drives the push plate (8) to move, and the ash outlet pipeline plug on one side wall of the processing box (2) is opened, so that the cleaned dust can be pushed out.
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| CN202111410848.8A CN114307424A (en) | 2021-11-25 | 2021-11-25 | Laterite nickel ore ferronickel smelting flue gas treatment device and use method thereof |
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| CN202111410848.8A CN114307424A (en) | 2021-11-25 | 2021-11-25 | Laterite nickel ore ferronickel smelting flue gas treatment device and use method thereof |
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Application publication date: 20220412 |