CN212482150U

CN212482150U - Dust removing device of aluminum melting furnace

Info

Publication number: CN212482150U
Application number: CN202021346678.2U
Authority: CN
Inventors: 任俊; 吕志伟; 宋庆亚
Original assignee: Chongqing Construction Machinery Co ltd Csces
Current assignee: Chongqing Construction Machinery Co ltd Csces
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-02-05
Anticipated expiration: 2030-07-10

Abstract

The utility model provides a melt aluminium stove dust collector, include: the air inlet main pipeline is provided with a plurality of air inlet ports and an air outlet port; one end of the furnace door air suction pipeline assembly faces the furnace door of the aluminum melting furnace and is arranged at an interval with the furnace door, and the other end of the furnace door air suction pipeline assembly is communicated with an air inlet port of the air inlet main pipeline; the furnace door air exhaust pipeline assembly comprises a first air feeder which is arranged on a pipeline between the aluminum melting furnace and the air inlet main pipeline; one end of the in-furnace exhaust pipeline assembly is communicated with the in-furnace environment of the aluminum melting furnace, and the other end of the in-furnace exhaust pipeline assembly is communicated with the other air inlet port of the air inlet main pipeline; and the dust removal assembly is communicated with the air outlet port of the air inlet main pipeline. The utility model discloses a set up furnace gate suction line subassembly and interior exhaust pipe subassembly and first forced draught blower, solved the low and unclean technical problem that removes dust of traditional aluminium stove dust collector that melts dust collection efficiency.

Description

Dust removing device of aluminum melting furnace

Technical Field

The utility model relates to a dust collecting equipment technical field especially relates to a melt aluminium stove dust collector.

Background

The aluminum melting furnace is widely applied as important equipment for aluminum processing and utilization in China. The concentration of the waste gas generated by the aluminum melting furnace is about 1000mg/m³And exceeds the requirements of the emission standard of atmospheric pollutants of industrial furnaces. Under the restriction of national environmental protection policy, the exhaust gas reaches the standard and is exhausted urgently.

During the smelting process of the aluminum smelting furnace group, a large amount of dust pollution is generated due to the processes of opening and closing furnace doors, feeding materials into the furnace, smelting, finishing discharging the materials from the furnace after smelting and the like. In the related technology, the smelting dust removal of the aluminum smelting furnace only considers the dust removal in the furnace generally, and the dust removal at the furnace door is little, so that the dust removal efficiency is low, and the working environment of an aluminum smelting furnace workshop is severe; in addition, the dust removing device of the existing aluminum melting furnace has weak suction to dust, so that part of the dust cannot be removed. Therefore, a dust removing apparatus for collecting and purifying dust generated during a melting process of an aluminum melting furnace with high efficiency is urgently available.

SUMMERY OF THE UTILITY MODEL

To the not enough that exists among the prior art, the utility model provides a melt aluminium stove dust collector to solve the technical problem that the traditional dust collector of melting aluminium stove among the correlation technique dust collector dust collection efficiency is low.

The utility model provides a melt aluminium stove dust collector, include:

the air inlet main pipeline is provided with a plurality of air inlet ports and an air outlet port;

one end of the furnace door air suction pipeline assembly faces the furnace door of the aluminum melting furnace and is arranged at an interval with the furnace door, and the other end of the furnace door air suction pipeline assembly is communicated with an air inlet port of the air inlet main pipeline; the furnace door air exhaust pipeline assembly comprises a first air feeder which is arranged on a pipeline between the aluminum melting furnace and the air inlet main pipeline;

one end of the in-furnace exhaust pipeline assembly is communicated with the in-furnace environment of the aluminum melting furnace, and the other end of the in-furnace exhaust pipeline assembly is communicated with the other air inlet port of the air inlet main pipeline;

and the dust removal assembly is communicated with the air outlet port of the air inlet main pipeline.

Optionally, the oven door suction duct assembly further comprises an oven door dust hood, a suction branch duct, and a suction valve; one end of the furnace door dust hood faces the furnace door and is arranged at an interval with the furnace door, the other end of the furnace door dust hood is communicated with one end of the air draft branch pipe, and the other end of the air draft branch pipe is communicated with an air inlet port of the air inlet main pipe; the air draft valve is arranged on the air draft branch pipe, and the first air feeder is arranged on the air draft branch pipe; and/or the presence of a gas in the gas,

the exhaust pipeline assembly in the furnace comprises a dust hood in the furnace, an exhaust branch pipeline and an exhaust valve; one end of the in-furnace dust hood is communicated with the in-furnace environment of the aluminum melting furnace, the other end of the in-furnace dust hood is communicated with the exhaust branch pipe, and the other end of the exhaust branch pipe is communicated with the other air inlet port of the air inlet main pipe; the exhaust valve is arranged on the exhaust branch pipe pipeline.

Optionally, the oven door dust hood is rotatably arranged at one end of the air draft branch pipe; and/or the presence of a gas in the gas,

the dust hood in the furnace is fixedly connected with the aluminum melting furnace.

Optionally, the oven door dust hood and/or the oven interior dust hood is a flow guide type dust hood.

Optionally, the main air intake duct comprises a furnace door air draft branch duct, a furnace inner air exhaust branch duct and a convergence duct;

one end of the furnace door air draft branch pipeline is communicated with one end of the gathering pipeline, and the other end of the furnace door air draft branch pipeline is communicated with the furnace door air draft pipeline assembly;

one end of the furnace exhaust branch pipeline is communicated with one end of the gathering pipeline, and the other end of the furnace exhaust branch pipeline is communicated with the furnace exhaust pipeline assembly;

the other end of the gathering pipeline is communicated with the dust removal assembly.

Optionally, a plurality of aluminum melting furnaces are provided, a plurality of furnace door exhaust pipeline assemblies are provided, and a plurality of furnace inner exhaust pipeline assemblies are provided;

each aluminum melting furnace is at least correspondingly provided with a furnace door air exhaust pipeline component and a furnace inner air exhaust pipeline component.

Optionally, the dust removal assembly comprises an air cooler, a dust remover, a second air blower and a chimney which are arranged and communicated in sequence;

the inlet end of the air cooler is connected with the air outlet port of the air inlet main pipeline, the outlet end of the air cooler is communicated with the inlet end of the dust remover through an air cooling pipeline, the outlet end of the dust remover is communicated with the inlet end of the second air feeder through a connecting pipeline, and the outlet end of the second air feeder is communicated with the inlet end of the chimney.

Optionally, the duster is a long bag low pressure pulse duster.

Optionally, the dust removal assembly further comprises a muffler, an inlet end of the muffler is communicated with an outlet end of the second blower, and an outlet end of the muffler is communicated with an inlet end of the chimney.

Optionally, a hood and a dust detector are arranged on the chimney; the blast cap is positioned at the outlet end of the chimney and is arranged at the top of the chimney; the dust detector is arranged on the inner wall of the outlet end of the chimney.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in the technique, through setting up furnace gate exhaust pipe way subassembly and stove interior exhaust pipe way subassembly to the realization is collected, is got rid of the dust pollution that the aluminium melting furnace produced in each link (such as furnace gate switching, material income stove and smelt and accomplish out of the stove etc.) of smelting in-process. Particularly, a first air feeder is arranged to realize the extraction and collection of dust which is not easy to collect and remove at the oven door. Whole melt aluminium stove dust collector through the furnace gate induced draft pipeline subassembly/the interior exhaust pipe subassembly of stove of intercommunication in order, air inlet main line and dust removal subassembly to the realization is to the stove internal environment of melting the aluminium stove and is removed dust to the air of furnace gate department environment, and furthest has avoidd the dust pollution that melts the aluminium stove and produce in the smelting process, has improved the clean degree of melting aluminium stove workshop greatly, has improved operation personnel's operational environment.

Drawings

FIG. 1 is a schematic structural view of a dust removing device of an aluminum melting furnace according to an embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a schematic structural view of an air cooler according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a dust collector in an embodiment of the present invention.

The reference numbers illustrate:

100	air inlet main pipeline	470	Noise silencer
				200	Furnace door air draft pipeline group	411	Frame structure
300	Exhaust pipe assembly in furnace	412	Dust collecting bucket
				400	Dust removal assembly	413	Air gathering box
110	Furnace door air draft branch pipe	414	Cooling box
				120	Air exhaust branch pipeline in furnace	415	Outlet end socket
130	Convergence pipeline	416	Supporting platform
				210	The first blower	417	Axial flow fan
220	Furnace door dust hood	421	Support frame
				230	Exhaust branch pipe	422	Ash bucket assembly
240	Air exhaust valve	423	Filtering chamber
				310	Dust hood in furnace	424	Box and chamber connecting assembly
320	Exhaust branch pipe pipeline	425	Clean room
				330	Air exhaust valve	426	Top assembly
410	Air cooler	427	Ash removal component
				420	Dust remover	441	Wind cap
430	Second blower	442	Dust detector
				440	Chimney	451	Temperature sensor
450	Air-cooled pipeline	452	Pressure transmitter
				460	Connecting pipe

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

In order to make the objects, technical solutions and advantageous effects of the present invention more clearly understood, the following technical solutions of the present invention are further described with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 4, the utility model provides a melt aluminium stove dust collector, include:

an air inlet main duct 100 having a plurality of air inlet ports and an air outlet port;

one end of the furnace door air draft pipeline assembly 200 faces a furnace door of the aluminum melting furnace and is arranged at an interval with the furnace door, and the other end of the furnace door air draft pipeline assembly 200 is communicated with an air inlet port of the air inlet main pipeline 100; the furnace door exhaust duct assembly 200 comprises a first blower 210, and the first blower 210 is arranged on a duct between the aluminum melting furnace and the air inlet main duct 100;

the furnace internal exhaust duct assembly 300, one end of the furnace internal exhaust duct assembly 300 is communicated with the furnace internal environment of the aluminum melting furnace, and the other end of the furnace internal exhaust duct assembly 300 is communicated with the other air inlet port of the air inlet main duct 100;

and the dust removal assembly 400 is communicated with the air outlet port of the air inlet main pipeline 100.

In this embodiment, in order to collect and remove dust in each melting process (such as opening and closing of a furnace door, charging and discharging of materials, and discharging after melting) of the aluminum melting furnace, a main air inlet duct 100 having a plurality of air inlet ports is provided. Therefore, dust at various positions of the aluminum melting furnace can be collected into the main air inlet pipeline 100 in a centralized manner, so that centralized treatment is realized. Specifically, the air inlet main duct 100 has an air outlet port, and the air outlet port of the air inlet main duct 100 is communicated with the dust removing assembly 400, so as to concentrate the dust collected from the plurality of air inlet ports of the air inlet main duct 100 into the dust removing assembly 400 for centralized processing of the dust.

Further, a plurality of air inlet ports of the air inlet main duct 100 are respectively communicated with the furnace door air exhaust duct assembly 200 and the furnace air exhaust duct assembly 300, so as to collect dust pollution in the air environment at the furnace door of the aluminum melting furnace and dust pollution in the air environment in the furnace. In addition, in order to enhance the collection of dust pollution which is not easy to collect and remove in the air environment at the oven door, a first blower 210 is further arranged on the oven door exhaust duct assembly 200. The first blower 210 is used for the regulation of the flow rate of gas entering the oven door suction duct assembly 200. Therefore, due to the fact that the first air feeder 210 is additionally arranged, dust pollution in the air environment at the position of the furnace door is greatly removed, the cleanliness of a workshop of the aluminum melting furnace is improved, and the working environment of operators is improved.

From above, one end of the furnace door air draft pipeline assembly 200 is aligned with a furnace door of the aluminum melting furnace, so as to realize the collection of dust in the air environment at the furnace door; the other end of the oven door draft duct assembly 200 is communicated with an air inlet port of the air inlet main duct 100, so that dust collected from the air environment of the oven door is concentrated into the air inlet main duct 100; one end of the in-furnace exhaust duct assembly 300 is aligned with the in-furnace environment of the aluminum melting furnace to realize the collection of dust in the air environment in the furnace; the other end of the furnace exhaust duct assembly 300 is communicated with the other air inlet port of the air inlet main duct 100 so as to concentrate dust collected from the air environment in the aluminum melting furnace into the air inlet main duct 100; then the dust collected in the main air intake duct 100 is conveyed to the dust removal assembly 400 for dust removal; and finally, releasing the purified air after dust removal into the air environment.

Optionally, the oven door suction duct assembly 200 further comprises an oven door dust hood 220, an air draft branch duct 230 and an air draft valve 240; one end of the oven door dust hood 220 faces the oven door and is arranged at an interval with the oven door, the other end of the oven door dust hood 220 is communicated with one end of the air draft branch pipe 230, and the other end of the air draft branch pipe 230 is communicated with an air inlet port of the air inlet main pipe 100; the air draft valve 240 is arranged on the air draft branch pipe 230, and the first blower 210 is arranged on the air draft branch pipe 230; and/or the presence of a gas in the gas,

the in-furnace exhaust duct assembly 300 includes an in-furnace dust hood 310, exhaust branch ducts 320, and exhaust valves 330; one end of the in-furnace dust hood 310 is communicated with the in-furnace environment of the aluminum melting furnace, the other end of the in-furnace dust hood 310 is communicated with the exhaust branch pipe 320, and the other end of the exhaust branch pipe 320 is communicated with the other air inlet port of the air inlet main pipe 100; the exhaust valve 330 is disposed in the exhaust branch pipe 320.

In this embodiment, in order to collect dust in the air environment of the oven door, an oven door dust hood 220 and an air exhaust branch pipe 230 are sequentially disposed. Specifically, in order to adjust and control the draft air volume and the draft air speed, an exhaust valve 240 and a first blower 210 are arranged on the draft branch pipe 230. The suction valve 240 is disposed between the first blower 210 and the oven door dust hood 220. In this way, the control of the flow rate and velocity of the dust-containing gas in the branch pipe 230 can be achieved by controlling the suction valve 240 and the first blower 210 according to actual conditions.

In order to collect dust in the air environment inside the furnace, a furnace dust hood 310 and an exhaust branch pipe 320 are sequentially provided. Specifically, in order to adjust and control the exhaust air volume, an exhaust valve 330 is disposed on the exhaust branch pipe 320. Thus, the flow rate of the dust-containing gas in the exhaust branch pipe 320 can be controlled by controlling the exhaust valve 330 according to actual conditions.

Optionally, the oven door dust hood 220 may be rotatably disposed at one end of the exhaust branch duct 230.

In this embodiment, in order to facilitate the operator to open or close the oven door to add materials, the oven door dust hood 220 is rotatably disposed. Specifically, when an operator needs to open or close the oven door, the oven door dust hood 220 is rotated to other directions to leave a space for the operator, so that the operation is facilitated; when the worker finishes the feeding operation, the oven door dust hood 220 is rotated to the direction towards the oven door, so as to remove the dust in the air environment at the oven door.

Optionally, the in-furnace dust hood 310 is fixedly connected to the aluminum melting furnace.

In this embodiment, since there is a large amount of dust pollution in the aluminum melting furnace, in order to reduce the diffusion of dust in the furnace to the environment outside the furnace during the dust removal process, the dust hood 310 in the furnace is fixed on the aluminum melting furnace. For example, but not limited to, the in-furnace dust hood 310 is fixed to the top of the aluminum melting furnace for convenience of operation.

In another embodiment, the in-furnace dust hood 310 may be rotatably connected to one end of the exhaust branch duct 230 in order to facilitate installation of the duct.

Optionally, the oven door dust hood 220 and/or the oven interior dust hood 310 is a flow guide type dust hood.

In this embodiment, in order to discharge the smoke in the furnace out of the aluminum melting furnace in time and ensure a good dust collection effect, a diversion type dust collection cover is selected as the furnace door dust collection cover 220 and the furnace interior dust collection cover 310.

Optionally, the main air intake duct 100 includes an oven door branch air draft duct 110, an oven inner branch air exhaust duct 120, and a converging duct 130;

one end of the oven door branch draft duct 110 is communicated with one end of the convergence duct 130, and the other end of the oven door branch draft duct 110 is communicated with the oven door branch draft duct assembly 200;

one end of the furnace exhaust branch pipe 120 is communicated with one end of the convergence pipe 130, and the other end of the furnace exhaust branch pipe 120 is communicated with the furnace exhaust pipe assembly 300;

the other end of the converging pipeline 130 is communicated with the dust removing assembly 400.

In this embodiment, in order to collect dust particles at the furnace doors of a plurality of aluminum melting furnaces, a furnace door air draft branch pipe 110 is provided; in order to collect the dust particles in the furnaces of a plurality of aluminum melting furnaces, a furnace exhaust branch pipeline 120 is arranged; in order to collect the dust particles in the door exhaust branch duct 110 and the in-furnace exhaust branch duct 120, a collecting duct 130 is provided. And the other end of the converging pipeline 130 is communicated with the dust removal assembly 400, so that the dust-containing gas collected from the furnace door and the furnace interior is introduced into the dust removal assembly 400 for dust removal treatment.

In an embodiment, the converging pipeline 130 is a three-way pipeline, and three ports of the three-way pipeline are respectively communicated with the furnace door air exhaust branch pipeline 110, the furnace inner air exhaust branch pipeline 120 and the dust removal assembly 400, so that dust generated in each stage in the smelting process of the aluminum smelting furnace is removed.

Optionally, a plurality of aluminum melting furnaces are provided, a plurality of furnace door exhaust duct assemblies 200 are provided, and a plurality of furnace interior exhaust duct assemblies 300 are provided;

each aluminum melting furnace is at least correspondingly provided with a furnace door air exhaust pipeline assembly 200 and a furnace inner air exhaust pipeline assembly 300.

In this embodiment, in order to remove dust in the melting process of a plurality of aluminum melting furnaces that perform melting simultaneously, a plurality of furnace door suction duct assemblies 200 and a plurality of furnace exhaust duct assemblies 300 are provided. For example, but not limited to, in order to simplify the piping line and structure, each aluminum melting furnace is provided with one corresponding furnace door suction duct assembly 200 and one corresponding furnace exhaust duct assembly 300. In other embodiments, in order to pursue higher air quality, a plurality of the furnace door suction duct assemblies 200 and a plurality of the furnace exhaust duct assemblies 300 are correspondingly arranged for each aluminum melting furnace.

Optionally, the dust removing assembly 400 includes an air cooler 410, a dust remover 420, a second blower 430 and a chimney 440 which are arranged and communicated in sequence;

the inlet end of the air cooler 410 is connected to the air outlet port of the air inlet main duct 100, the outlet end of the air cooler 410 is communicated with the inlet end of the dust remover 420 through an air cooling duct 450, the outlet end of the dust remover 420 is communicated with the inlet end of the second blower 430 through a connecting duct 460, and the outlet end of the second blower 430 is communicated with the inlet end of the chimney 440.

In this embodiment, the furnace door dust hood 220 and the furnace dust hood 310 are used to collect and combine dust-containing exhaust gas generated by the furnace door and the furnace during the melting process of the aluminum melting furnace, and the combined dust-containing exhaust gas passes through the air inlet main duct 100, the air cooler 410, the air cooling duct 450, the dust remover 420, the connecting duct 460, the second blower 430 and the chimney 440 in sequence, so as to achieve purification and exhaust. Specifically, in the air cooler 410, the dust-containing gas is cooled and simultaneously subjected to gravity settling for dust removal, so as to reduce the dust content in the gas. In the dust remover 420, further dust removal treatment of the dust-containing gas is realized. Therefore, the efficient collection and purification of the dust generated in each smelting stage of the aluminum smelting furnace are realized, the working environment of operators is effectively improved, and the harm of the dust to the health of the operators and the damage of the dust to equipment are reduced.

For example, but not limiting of, the chimney 440 may be at least 15 meters in height in order to reduce dust pollution.

In one embodiment, the air-cooled duct 450 is further provided with a temperature sensor 451. The temperature sensor 451 is disposed at one end of the air-cooled duct 450 near the outlet end of the air-cooled device 410. The temperature sensor 451 is used to monitor the temperature of the air entering the dust separator 420.

In another embodiment, a pressure transducer 452 is further disposed on the air-cooled conduit 450. The pressure transducer 452 is disposed at an end of the air-cooled duct 450 near the inlet end of the duster 420. The pressure transducer 452 is used to regulate the pressure of the gas entering the scrubber 420.

Optionally, the air cooler 410 includes a frame 411, an ash collecting bin 412 disposed above the frame 411, an air collecting box 413 disposed above the ash collecting bin 412, a cooling box 414 disposed above the air collecting box 413, and an outlet end enclosure 415 disposed above the cooling box 414.

Optionally, the air cooler 410 further includes a supporting platform 416 disposed outside the cooling box 414, and an axial flow fan 417 disposed above the supporting platform 416.

Optionally, the duster 420 is a long bag low pressure pulse duster.

In this embodiment, in order to improve the dust removal efficiency of the dust removal assembly 400, a long-bag low-pressure pulse dust collector is selected. For example, but not limited to, the long bag low pressure pulse dust collector is of a box structure.

Optionally, the dust collector includes a bracket 421, an ash bucket assembly 422, a filter chamber 423, a chamber connecting assembly 424, a cleaning chamber 425, a top assembly 426 and a dust cleaning assembly 427. The ash bucket assembly 422 is arranged in the bracket 421, the filter chamber 423 is arranged above the ash bucket assembly 422, the box chamber connecting assembly 424 is arranged above the filter chamber 423, the cleaning chamber 425 is arranged above the box chamber connecting assembly 424, the top assembly 426 is arranged above the cleaning chamber 425, and the ash cleaning assembly 427 is arranged above the top assembly 426. The inlet end of the dust collector 420 and the outlet end of the dust collector 420 are both in communication with the filter chamber 423.

From above, the dust-containing gas enters from the inlet end of the dust remover, the dust is shaken firstly, and most of particle dust in the gas is separated out under the action of inertia force during the dust shaking and directly falls into the dust hopper component 422; then, the gas enters a filter bag filtering area (namely a filter chamber 423) of the box body, the gas passes through the filter bag, and the dust is blocked on the outer surface of the filter bag; finally, the gas purified by the filter bag enters the upper box body, is discharged from the air outlet, and enters the second blower 430.

Optionally, the dust removing assembly 400 further comprises a muffler 470, an inlet end of the muffler 470 is communicated with an outlet end of the second blower 430, and an outlet end of the muffler 470 is communicated with an inlet end of the chimney 440.

In this embodiment, in order to reduce the noise pollution when the dust removing device of the aluminum melting furnace discharges the exhaust gas after air purification, a muffler 470 is further provided. The muffler 470 is disposed between the second blower 430 and the chimney 440, so that the exhaust gas can be discharged from the outlet end of the chimney 440 without noise after the gas delivered from the second blower 430 is muffled by the muffler 470, thereby greatly improving the environmental protection of the surrounding environment of the factory.

Optionally, a hood 441 and a dust detector 442 are arranged on the chimney 440; the hood 441 is positioned at the outlet end of the chimney 440 and is arranged at the top of the chimney 440; the dust detector 442 is provided on an inner wall of the outlet end of the chimney 440.

In this embodiment, in order to reduce the influence of the external environment on the chimney 440 in rainy, snowy or hail weather, a wind cap 441 is provided. The hood 441 is disposed on the top of the chimney 440 to isolate rain, snow, hail, etc. falling from the sky outside the chimney 440, so as to prevent the rain, snow, hail, etc. from entering the chimney 440 and causing unnecessary damage to the chimney 440.

In this embodiment, a dust detector 442 is further provided to improve the cleanliness of the exhaust gas. Dust detector 442 can realize the detection to the dust particle in the exhaust waste gas, and dust particle content when waste gas exceeds standard, then need overhaul aluminium melting furnace dust collector to strengthen its dust removal function. For example, but not limiting of, the dust detector 442 is a dust sensor. For example, but not limiting of, the dust sensor has a model number GP2Y1010AU 0F.

In one embodiment, the alarm device is further provided with a single chip microcomputer, and a display screen and an alarm which are connected with the single chip microcomputer. Thus, when the dust detector 442 detects that the dust content in the exhaust gas does not reach the standard, the detected data can be fed back to the display screen for the reference of an operator; and simultaneously, an alarm is given out through the alarm to warn operators that the dust removing device of the aluminum melting furnace has faults and needs to be overhauled. For example, but not limited to, the model of the main control chip of the single chip microcomputer is STM32F1103RCT 6.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a melt aluminium stove dust collector which characterized in that includes:

2. The aluminum melting furnace dust removing device of claim 1, wherein the furnace door suction duct assembly further comprises a furnace door dust hood, a suction branch duct, and a suction valve; one end of the furnace door dust hood faces the furnace door and is arranged at an interval with the furnace door, the other end of the furnace door dust hood is communicated with one end of the air draft branch pipe, and the other end of the air draft branch pipe is communicated with an air inlet port of the air inlet main pipe; the air draft valve is arranged on the air draft branch pipe, and the first air feeder is arranged on the air draft branch pipe; and/or the presence of a gas in the gas,

3. The dust removing device of the aluminum melting furnace as claimed in claim 2, wherein the furnace door dust hood is rotatably provided at one end of the air draft branch pipe; and/or the presence of a gas in the gas,

4. The dust removing apparatus of an aluminum melting furnace according to claim 3, wherein the furnace door dust hood and/or the furnace dust hood is a flow guide type dust hood.

5. The dust removing apparatus of an aluminum melting furnace according to any one of claims 1 to 4, wherein the main air intake duct includes a furnace door draft branch duct, a furnace interior draft branch duct, and a collecting duct;

6. The dust removing device for an aluminum melting furnace according to claim 5, wherein a plurality of aluminum melting furnaces are provided, a plurality of furnace door suction duct assemblies are provided, and a plurality of furnace interior exhaust duct assemblies are provided;

7. The dust removing device of an aluminum melting furnace according to any one of claims 1 to 4, wherein the dust removing assembly comprises an air cooler, a dust remover, a second blower and a chimney which are arranged and communicated in sequence;

8. An aluminium smelter dust collector as claimed in claim 7, wherein said dust collector is a long bag low pressure pulse dust collector.

9. The dust removing apparatus of the aluminum melting furnace of claim 7, wherein the dust removing assembly further comprises a muffler, an inlet end of the muffler communicates with an outlet end of the second blower, and an outlet end of the muffler communicates with an inlet end of the chimney.

10. The dust removing apparatus for an aluminum melting furnace according to claim 9, wherein a hood and a dust detector are provided on the chimney; the blast cap is positioned at the outlet end of the chimney and is arranged at the top of the chimney; the dust detector is arranged on the inner wall of the outlet end of the chimney.