CN113274823A

CN113274823A - Magnesium ingot smelting reduction furnace front dust collecting equipment

Info

Publication number: CN113274823A
Application number: CN202110562953.7A
Authority: CN
Inventors: 杨春林
Original assignee: Chaohu Yunhai Magnesium Industry Co ltd
Current assignee: Chaohu Yunhai Magnesium Industry Co ltd
Priority date: 2021-05-24
Filing date: 2021-05-24
Publication date: 2021-08-20

Abstract

The invention relates to the technical field of magnesium ingot smelting, and discloses a dust collecting device in front of a magnesium ingot smelting reduction furnace, which comprises a reduction furnace and a U-shaped support arranged on the upper side of the reduction furnace, wherein a plurality of reduction tanks are arranged on the reduction furnace, two support frames are symmetrically and fixedly connected to the lower end of the U-shaped support, the inner wall of one side, opposite to the U-shaped support, is rotatably connected with a same adjusting screw rod through a ball bearing, an adjusting motor is fixedly arranged on the outer side of the U-shaped support, an output shaft of the adjusting motor penetrates through the side wall of the U-shaped support and is fixedly connected with one end of the adjusting screw rod, a driving block is sleeved on the rod wall of the adjusting screw rod in a threaded manner, a U-shaped mounting plate is fixedly clamped at the upper end of the driving block, a dust collecting fan is fixedly arranged at the upper end of the U-shaped mounting plate, an L-shaped suction pipe is fixedly communicated with an air inlet at the front end of the dust collecting fan, and a dust collecting head is fixedly communicated with the lower end of the L-shaped suction pipe. The magnesium ingot smelting reduction furnace front dust collecting equipment has the advantages of being capable of performing quick and accurate dust collecting operation and greatly improving dust collecting efficiency.

Description

Magnesium ingot smelting reduction furnace front dust collecting equipment

Technical Field

The invention relates to the technical field of magnesium ingot smelting, in particular to a dust collecting device in front of a magnesium ingot smelting reduction furnace.

Background

In the course of producing crude magnesium by Pidgeon process, using dolomite as main raw material, calcining the raw material in rotary kiln to obtain calcined dolomite, the main components of calcined dolomite are calcium oxide and magnesium oxide. The method comprises the steps of taking ferrosilicon as a reducing agent and fluorite as a catalyst, metering and proportioning calcined dolomite, ferrosilicon and fluorite powder, grinding and pressing into pellets, loading the pellets into reduction tanks, then loading a plurality of reduction tanks into the same reduction furnace, and heating the internal temperature of the reduction furnace to about 1250 ℃.

During the process of loading the pellets into the horizontal reduction tank, dust will fly out; at the later stage of single-tank production, after the crystallization barrel is taken out, the reacted pellet waste needs to be taken out so as to be filled with new pellet materials. The smoke dust is generated in front of the reduction furnace in the slag skimming process, the smoke dust is generally collected by a plurality of fixed smoke dust collecting covers in the existing smoke dust collecting method, so that more resources are consumed, a plurality of smoke dust suction machines are started at the same time, the cost is high, and the resource waste is caused.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a magnesium ingot smelting reduction furnace front dust collecting device which has the advantages of being capable of performing quick and accurate dust collecting operation and greatly improving dust collecting efficiency, and solves the problems that a plurality of smoke dust suction machines need to be started simultaneously by consuming more resources and the cost is higher and the resource waste is caused because smoke dust is collected by a plurality of fixed smoke dust collecting covers in the existing smoke dust collecting method.

(II) technical scheme

In order to realize the purposes of carrying out quick and accurate dust collection operation and greatly improving the dust collection efficiency, the invention provides the following technical scheme: a dust collecting device in front of a magnesium ingot smelting reduction furnace comprises a reduction furnace and a U-shaped support arranged on the upper side of the reduction furnace, wherein a plurality of reduction tanks are arranged on the reduction furnace, the lower end of the U-shaped support is symmetrically and fixedly connected with two support frames, the inner wall of one side, opposite to the U-shaped support, of the U-shaped support is rotatably connected with a same adjusting screw rod through a ball bearing, an adjusting motor is fixedly arranged on the outer side of the U-shaped support, an output shaft of the adjusting motor penetrates through the side wall of the U-shaped support and is fixedly connected with one end of the adjusting screw rod, a driving block is sleeved on the wall of the adjusting screw rod in a threaded manner, a U-shaped mounting plate is fixedly clamped at the upper end of the driving block, a dust collecting fan is fixedly arranged at the upper end of the U-shaped mounting plate, an L-shaped suction pipe is fixedly communicated with an air inlet at the front end of the dust collecting fan, a dust collecting head is fixedly communicated with the lower end of the L-shaped suction pipe, and a purification box is arranged at the rear side of the reduction furnace, the bottom of the purifying box is fixedly provided with a bottom plate, the upper end of the bottom plate is fixedly provided with two electric slide rails which are symmetrically arranged front and back and are positioned at one side of the purifying box, the upper ends of the slide blocks in the two electric slide rails are fixedly connected with a same moving plate, the upper end of the moving plate is rotatably connected with a stand column through a ball bearing, the lower end column wall of the stand column is fixedly sleeved with a driven gear, the upper end of the moving plate is fixedly provided with a rotating motor, the upper end output shaft of the rotating motor is fixedly connected with a driving gear meshed with the driven gear, the column wall of the stand column is fixedly connected with a same sealing plate through a plurality of connecting columns, the side wall of the sealing plate is fixedly provided with a rectangular net frame, the front side and the back side of the rectangular net frame are penetrated and internally and provided with a plurality of filter packing layers, and the side wall of the purifying box is provided with a sealing port which is matched and spliced with the sealing plate, and the air outlet of the dust collection fan is fixedly communicated with the upper end of the purification box through an air guide pipe.

Preferably, the lower end of the inner wall of the U-shaped support on the opposite side is also symmetrically and fixedly connected with a plurality of limiting slide rods, and the side wall of the driving block is provided with limiting slide holes matched with the limiting slide rods in a sliding manner.

Preferably, the upper end of the driving block is uniformly and fixedly connected with a plurality of positioning columns, and the lower end of the horizontal part of the U-shaped mounting plate is provided with a plurality of positioning grooves correspondingly spliced with the positioning columns.

Preferably, the lateral wall of two vertical portions of U-shaped mounting panel all sets up a plurality of front and back equidistance setting the jack and the activity of jack is inserted and is equipped with spacing inserted bar, the lateral wall of drive block is seted up a plurality of spacing slots that correspond the grafting with spacing inserted bar, many the same spacing arm-tie of outer end fixedly connected with of spacing inserted bar, spacing arm-tie and the relative one side fixedly connected with of U-shaped mounting panel are a plurality of establish respectively at the outer spacing spring of many spacing inserted bars.

Preferably, the inner sides of the lower ends of the two vertical parts of the U-shaped mounting plate are both provided with inclined planes.

Preferably, one side fixedly connected with a plurality of inserted blocks that the closing plate was kept away from to the rectangle screen frame, a plurality of slots that correspond the grafting with the inserted block are seted up to the inside wall of purifying box.

Preferably, the adjusting motor, the dust collection fan, the electric slide rail and the rotating motor are electrically connected with an external power supply through a control switch.

(III) advantageous effects

Compared with the prior art, the invention provides dust collecting equipment in front of a magnesium ingot smelting reduction furnace, which has the following beneficial effects:

1. the magnesium ingot smelting reduction furnace front dust collecting equipment has the advantages that the dust collecting fan generates negative pressure to suck dust generated at a reduction tank through the L-shaped suction pipe and the dust collecting head and conveys the dust into the purification box through the air guide pipe to filter the dust, the problem that the work of workers is influenced by environmental pollution caused by dust accumulation is effectively avoided, the adjusting motor can be started according to the position of dust concentration during dust collection, the adjusting motor drives the adjusting screw rod to rotate, the driving block drives the dust collecting fan to move to a proper position to perform quick dust collection operation through the threaded sleeve effect of the adjusting screw rod and the driving block, the quick and accurate dust collection operation can be performed, the dust collecting efficiency is greatly improved, the arrangement of the rectangular net frame and the filter packing layer can effectively filter and collect the dust, and the electric sliding rail and the rotary motor are started when the filter packing layer needs to be cleaned, the electric slide rail drives the stand and moves and then outside pulling out the purifying box with rectangle screen frame and filtration packing layer, and the rotating electrical machines drives the driving gear and rotates, drives the stand through driving gear and driven gear's meshing effect and rotates, and then makes the filtration packing layer rotate to one side, can be convenient for people to the clearance change of filtering the packing layer.

2. This magnesium ingot smelts reduction stokehold equipment of gathering dust, through the U-shaped mounting panel that is equipped with, when installing dust absorption fan, it makes the U-shaped mounting panel install the upper end at the drive block fast to peg graft through the matching of reference column and constant head tank, spacing slot is aimed at to many spacing inserted bars this moment, spacing spring pullback is spacing arm-tie, can realize the firm connection between U-shaped mounting panel and the drive block in spacing inserted bar impels spacing slot with spacing arm-tie, can realize the quick assembly disassembly to dust absorption fan, convenient to use.

Drawings

FIG. 1 is a schematic structural diagram of dust collecting equipment in front of a magnesium ingot smelting reduction furnace, which is provided by the invention;

FIG. 2 is an enlarged view of a part A of the dust collecting equipment in front of the magnesium ingot smelting reduction furnace in FIG. 1;

FIG. 3 is a schematic side view of the connection between a dust suction fan and a purification box of the dust collection device in front of the magnesium ingot smelting reduction furnace.

In the figure: 1 reduction furnace, 2U-shaped supports, 3 reduction tanks, 4 support frames, 5 adjusting screws, 6 adjusting motors, 7 driving blocks, 8U-shaped mounting plates, 9 dust absorption fans, 10L-shaped suction pipes, 11 dust absorption heads, 12 purification boxes, 13 bottom plates, 14 electric slide rails, 15 moving plates, 16 upright posts, 17 driven gears, 18 rotating motors, 19 driving gears, 20 connecting posts, 21 sealing plates, 22 rectangular net frames, 23 filter filler layers, 24 sealing ports, 25 air guide pipes, 26 limiting slide bars, 27 positioning posts, 28 positioning grooves, 29 limiting insertion rods, 30 limiting slots, 31 limiting pull plates, 32 limiting springs, 33 insertion blocks and 34 insertion slots.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.

Referring to fig. 1-3, a magnesium ingot smelting reduction furnace front dust collecting device comprises a reduction furnace 1 and a U-shaped support 2 installed on the upper side of the reduction furnace 1, a plurality of reduction tanks 3 are installed on the reduction furnace 1, two support frames 4 are symmetrically and fixedly connected to the lower end of the U-shaped support 2, the inner wall of one side of the U-shaped support 2 opposite to the one side is rotatably connected with a same adjusting screw 5 through a ball bearing, an adjusting motor 6 is fixedly arranged on the outer side of the U-shaped support 2, an output shaft of the adjusting motor 6 penetrates through the side wall of the U-shaped support 2 and is fixedly connected with one end of the adjusting screw 5, a driving block 7 is sleeved on the rod wall of the adjusting screw 5 through a thread, a U-shaped mounting plate 8 is fixedly clamped at the upper end of the driving block 7, a dust suction fan 9 is fixedly arranged at the upper end of the U-shaped mounting plate 8, an L-shaped suction pipe 10 is fixedly communicated with an air inlet at the front end of the dust suction fan 9, a dust suction head 11 is fixedly communicated with the lower end of the L-shaped suction pipe 10, a purifying box 12 is arranged at the rear side of the reducing furnace 1, a bottom plate 13 is fixedly arranged at the bottom of the purifying box 12, two electric slide rails 14 which are symmetrically arranged in front and back and are positioned at one side of the purifying box 12 are fixedly arranged at the upper end of the bottom plate 13, a same moving plate 15 is fixedly connected at the upper ends of slide blocks in the two electric slide rails 14, an upright post 16 is rotatably connected at the upper end of the moving plate 15 through a ball bearing, a driven gear 17 is fixedly sleeved on the lower end of the upright post 16, a rotating motor 18 is fixedly arranged at the upper end of the moving plate 15, an upper end output shaft of the rotating motor 18 is fixedly connected with a driving gear 19 meshed with the driven gear 17, the post wall of the upright post 16 is fixedly connected with a same sealing plate 21 through a plurality of connecting posts 20, a rectangular net frame 22 is fixedly arranged on the side wall of the sealing plate 21, a plurality of filtering filler layers 23 are arranged on the front and back sides of the rectangular net frame 22 in a penetrating manner and clamped inside, and a sealing port 24 matched and inserted with the sealing plate 21 is arranged on the side wall of the purifying box 12, the air outlet of the dust collection fan 9 is fixedly communicated with the upper end of the purification box 12 through an air guide pipe 25.

The lower end of the inner wall of the U-shaped support 2 at the opposite side is also symmetrically and fixedly connected with a plurality of limiting slide bars 26, and the side wall of the driving block 7 is provided with limiting slide holes matched with the limiting slide bars 26 in a sliding connection.

A plurality of positioning columns 27 are uniformly and fixedly connected to the upper end of the driving block 7, and a plurality of positioning grooves 28 which are correspondingly inserted with the positioning columns 27 are formed in the lower end of the horizontal part of the U-shaped mounting plate 8.

The lateral wall of two vertical portions of U-shaped mounting panel 8 all sets up a plurality of front and back equidistance setting's jack and jack internalization and insert and be equipped with spacing inserted bar 29, and the lateral wall of drive block 7 is seted up a plurality of spacing slots 30 that correspond the grafting with spacing inserted bar 29, and the same spacing arm-tie 31 of outer end fixedly connected with of many spacing inserted bar 29, spacing arm-tie 31 and the relative one side fixedly connected with of U-shaped mounting panel 8 a plurality of spacing springs 32 of establishing respectively outside many spacing inserted bar 29.

The inner sides of the lower ends of the two vertical parts of the U-shaped mounting plate 8 are both provided with inclined planes.

One side of the rectangular net frame 22 far away from the sealing plate 21 is fixedly connected with a plurality of insertion blocks 33, and the inner side wall of the purifying box 12 is provided with a plurality of insertion slots 34 correspondingly inserted with the insertion blocks 33.

The adjusting motor 6, the dust collection fan 9, the electric slide rail 14 and the rotating motor 18 are electrically connected with an external power supply through a control switch.

In conclusion, according to the magnesium ingot smelting reduction furnace front dust collecting device, the dust collecting fan 9 generates negative pressure to suck dust generated at the reduction tank 3 through the L-shaped suction pipe 10 and the dust collecting head 11, and the dust is conveyed into the purification box 12 through the air guide pipe 25 to filter the dust, so that the problem that environmental pollution caused by dust accumulation affects the work of workers is effectively avoided, the adjusting motor can be started according to the position of dust concentration during dust collection, the adjusting motor 6 drives the adjusting screw 5 to rotate, the driving block 7 drives the dust collecting fan 9 to move to a proper position for rapid dust collection through the threaded sleeve effect of the adjusting screw 5 and the driving block 7, rapid and accurate dust collection operation can be performed, the dust collecting efficiency is greatly improved, and the arrangement of the rectangular net frame 22 and the filter packing layer 23 can effectively filter and collect the dust, when the filter packing layer 23 needs to be cleaned, the electric slide rail 14 and the rotary motor 18 are started, the electric slide rail 14 drives the upright post 16 to move so as to pull the rectangular net frame 22 and the filter packing layer 23 out of the purifying box 12, the rotary motor 18 drives the driving gear 19 to rotate, the upright post 16 is driven to rotate through the meshing action of the driving gear 19 and the driven gear 17, and the filter packing layer 23 is further driven to one side, so that people can conveniently clean and replace the filter packing layer 23, through the arranged U-shaped mounting plate 8, when the dust suction fan 9 is installed, the U-shaped mounting plate 8 is quickly installed at the upper end of the driving block 7 through the matched plugging of the positioning column 27 and the positioning groove 28, at the moment, a plurality of limit inserting rods 29 are aligned with the limit slots 30, the limit springs 32 pull back the limit pull plate 31, and the limit inserting rods 29 are pushed into the limit slots 30 by the limit pull plate 31, so that the stable connection between the U-shaped mounting plate 8 and the driving block 7 can be realized, can realize the quick assembly disassembly to dust absorption fan 9, convenient to use.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a magnesium ingot smelting reduction stokehold dust collecting equipment, includes reduction furnace (1) and installs U-shaped support (2) at reduction furnace (1) upside which characterized in that: a plurality of reduction tanks (3) are arranged on the reduction furnace (1), two support frames (4) are symmetrically and fixedly connected with the lower end of the U-shaped support (2), the inner wall of one side, opposite to the U-shaped support (2), of the U-shaped support (2) is rotatably connected with the same adjusting screw (5) through a ball bearing, an adjusting motor (6) is fixedly arranged on the outer side of the U-shaped support (2), an output shaft of the adjusting motor (6) penetrates through the side wall of the U-shaped support (2) and is fixedly connected with one end of the adjusting screw (5), a driving block (7) is sleeved on the rod wall of the adjusting screw (5) in a threaded manner, a U-shaped mounting plate (8) is fixedly clamped at the upper end of the driving block (7), a dust suction fan (9) is fixedly arranged at the upper end of the U-shaped mounting plate (8), an L-shaped suction pipe (10) is fixedly communicated with an air inlet at the front end of the dust suction fan (9), and a dust suction head (11) is fixedly communicated with the lower end of the L-shaped suction pipe (10), the rear side of the reduction furnace (1) is provided with a purification box (12), the bottom of the purification box (12) is fixedly provided with a bottom plate (13), the upper end of the bottom plate (13) is fixedly provided with two electric slide rails (14) which are symmetrically arranged front and back and are positioned on one side of the purification box (12), the upper ends of the inner slide blocks of the two electric slide rails (14) are fixedly connected with a same movable plate (15), the upper end of the movable plate (15) is rotatably connected with a stand column (16) through a ball bearing, the lower end column wall of the stand column (16) is fixedly sleeved with a driven gear (17), the upper end of the movable plate (15) is fixedly provided with a rotating motor (18), the upper end output shaft of the rotating motor (18) is fixedly connected with a driving gear (19) meshed with the driven gear (17), and the column wall of the stand column (16) is fixedly connected with a same sealing plate (21) through a plurality of connecting columns (20), the side wall of closing plate (21) is fixed and is provided with rectangle screen frame (22), both sides run through the setting around rectangle screen frame (22) and inside card is equipped with a plurality of filtration packing layers (23), sealing opening (24) of pegging graft are seted up with closing plate (21) matching to the lateral wall of purifying box (12), the air outlet of dust absorption fan (9) passes through guide duct (25) and the fixed intercommunication in upper end of purifying box (12).

2. The magnesium ingot smelting reduction furnace front dust collecting device according to claim 1, characterized in that: the lower end of the inner wall of one side, opposite to the U-shaped support (2), of the U-shaped support (2) is further symmetrically and fixedly connected with a plurality of limiting slide rods (26), and limiting slide holes matched with the limiting slide rods (26) in a sliding connection mode are formed in the side wall of the driving block (7).

3. The magnesium ingot smelting reduction furnace front dust collecting device according to claim 1, characterized in that: the upper end of the driving block (7) is uniformly and fixedly connected with a plurality of positioning columns (27), and the lower end of the horizontal part of the U-shaped mounting plate (8) is provided with a plurality of positioning grooves (28) which are correspondingly spliced with the positioning columns (27).

4. The magnesium ingot smelting reduction furnace front dust collecting device according to claim 1, characterized in that: jack and jack internalization that the equidistance set up around a plurality of are all seted up to the lateral wall of two vertical portions of U-shaped mounting panel (8) are inserted and are equipped with spacing inserted bar (29), spacing slot (30) that a plurality of and spacing inserted bar (29) correspond grafting are seted up to the lateral wall of drive block (7), many the same spacing arm-tie (31) of outer end fixedly connected with of spacing inserted bar (29), spacing arm-tie (31) and U-shaped mounting panel (8) relative one side fixedly connected with a plurality of difference covers establish spacing spring (32) outside many spacing inserted bars (29).

5. The magnesium ingot smelting reduction furnace front dust collecting device according to claim 1, characterized in that: the inner sides of the lower ends of two vertical parts of the U-shaped mounting plate (8) are both provided with inclined planes.

6. The magnesium ingot smelting reduction furnace front dust collecting device according to claim 1, characterized in that: one side of the rectangular net frame (22) far away from the sealing plate (21) is fixedly connected with a plurality of inserting blocks (33), and the inner side wall of the purifying box (12) is provided with a plurality of inserting grooves (34) which are correspondingly inserted with the inserting blocks (33).

7. The magnesium ingot smelting reduction furnace front dust collecting device according to claim 1, characterized in that: the adjusting motor (6), the dust collection fan (9), the electric slide rail (14) and the rotating motor (18) are electrically connected with an external power supply through a control switch.