CN112813214A - Blast furnace gas filtering dust-removing device for iron-smelting - Google Patents
Blast furnace gas filtering dust-removing device for iron-smelting Download PDFInfo
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- CN112813214A CN112813214A CN202110055467.6A CN202110055467A CN112813214A CN 112813214 A CN112813214 A CN 112813214A CN 202110055467 A CN202110055467 A CN 202110055467A CN 112813214 A CN112813214 A CN 112813214A
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- blast furnace
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/22—Dust arresters
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0001—Making filtering elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/66—Regeneration of the filtering material or filter elements inside the filter
- B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
- B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/02—Dust removal
- C10K1/024—Dust removal by filtration
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention relates to a filtering and dust removing device, in particular to a blast furnace gas filtering and dust removing device for iron making. The technical problem of the invention is to provide a blast furnace gas filtering and dedusting device for iron making, which can automatically filter gas and scrape dust, can protect parts from dust pollution, and can easily keep a scraper blade to scrape dust and retract the scraper blade. A blast furnace gas filtering dust removing device for iron making comprises: the upper part of the bottom plate is symmetrically connected with support legs; the filter box is connected between the upper parts of the support legs; the middle of the upper part of the bottom plate is provided with an air exhaust mechanism; the filtering mechanism is arranged between the interior of the filtering box and the air exhaust mechanism; the dust removal mechanism is arranged on the air exhaust mechanism. According to the invention, the linkage frame moves downwards, and the arc-shaped plate, the connecting rod and the clamping block are matched, so that the clamping block clamps and fixes the linkage frame, the effect of automatically clamping and fixing the linkage frame is achieved, the scraper can continuously scrape dust, and manpower is saved.
Description
Technical Field
The invention relates to a filtering and dust removing device, in particular to a blast furnace gas filtering and dust removing device for iron making.
Background
During high-temperature iron making, raw materials are melted at high temperature, a large amount of blast furnace gas can be generated, the gas contains a large amount of impurities and dust, the gas breathes in the environment for a long time, certain damage can be caused to the body of people, and the gas needs to be filtered and dedusted in order to guarantee the health of the people.
The blast furnace gas that current ironmaking was used filters dust removal technology, it rotates to mainly rely on the motor to drive the flabellum, inhale coal gas in the filter box, make coal gas pass through the filter screen, filter impurity dust, take off the filter screen at last again, scrape off the dust on it with the scraper blade, this kind of technique, need manually take off the filter screen and strike off the dust again, very hard, the inefficiency, the dust falls also to drop easily inside the tool equipment, be difficult to clear up, if utilize the technique to open the scraper blade, strike off the dust, then need manually to keep the state that the scraper blade was opened and manually pack it up again, same extravagant manpower and time.
Therefore, there is a need to develop a blast furnace gas filtering and dust removing device for iron making, which can automatically filter gas and remove dust, can protect parts from dust pollution, and can easily keep a scraper to remove dust and retract the scraper.
Disclosure of Invention
In order to overcome the defects that the device is easy to be polluted by dust due to manual dust scraping, the state of scraping the dust by a scraper needs to be maintained manually, and the scraper needs to be retracted manually in the prior art, the technical problem of the invention is as follows: the blast furnace gas filtering and dedusting device for iron making can automatically filter gas and scrape dust, can protect parts from dust pollution, and can easily keep a scraper blade to scrape dust and retract the scraper blade.
The technical scheme is as follows: a blast furnace gas filtering dust removing device for iron making comprises: the upper part of the bottom plate is symmetrically connected with support legs; the filter box is connected between the upper parts of the support legs; the middle of the upper part of the bottom plate is provided with an air exhaust mechanism; the filtering mechanism is arranged between the interior of the filtering box and the air exhaust mechanism; the dust removal mechanism is arranged on the air exhaust mechanism.
Further, it is particularly preferable that the air-extracting mechanism includes: the middle of the upper part of the bottom plate is provided with the servo motor; the upper side of an output shaft of the servo motor is connected with a hollow shaft; the middle part of the shaft bracket is rotatably connected with the hollow shaft; the middle of the upper part of the bottom plate is symmetrically connected with a sliding seat; the linkage frame is connected between the inner parts of the sliding seats in a sliding manner; the first springs are connected between the lower side of the linkage frame and the inner part of the sliding seat; the linkage frame is internally and rotatably connected with a first shaft sleeve; the upper part of the first shaft is uniformly connected with three first connecting rods at intervals; the second shaft sleeve is connected between the upper sides of the first connecting rods, and the first shaft sleeve and the second shaft sleeve are both connected with the hollow shaft sleeve in a sliding manner; the outer side of the second shaft sleeve is uniformly and rotatably connected with three second connecting rods at intervals; the upper sides of the second connecting rods are rotatably connected with the fan blades; three third connecting rods are rotatably connected to the outer side of the upper part of the hollow shaft at intervals, and the outer sides of the third connecting rods are rotatably connected with the fan blades; the first fixing seat is connected between two sides of the inner part of the second shaft sleeve, and the first fixing seat is connected with the hollow shaft in a sliding manner.
Further, it is particularly preferable that the filter mechanism includes: the two sides of the upper part of the shaft bracket are connected with the supporting seats; the two sides of the supporting seat are both connected with movable rods in a sliding manner; the filter screen is connected between the upper sides of the movable rods; the second springs are symmetrically connected between the filter screen and the supporting seat and sleeved on the movable rod.
Further, it is particularly preferable that the dust removing mechanism includes: the input rack is symmetrically connected to one side of the upper part of the first fixed seat; the transmission gear is rotatably connected between the two sides of the upper part of the hollow shaft; the upper part of the hollow shaft is connected with a second fixed seat in a sliding way; one side of the lower part of the second fixed seat is symmetrically connected with an output rack, and the transmission gear is meshed with the input rack and the output rack; the outer side of the second fixed seat is uniformly and rotatably connected with four fourth connecting rods at intervals; the outer sides of the upper parts of the fourth connecting rods are rotatably connected with the scraping plates, and the scraping plates are matched with the filter screen; the upper part of the hollow shaft is connected with the shaft seat, and the outer side of the shaft seat is rotatably connected with the upper side of the scraper.
In addition, it is particularly preferred that the protection device further comprises a protection component, and the protection component comprises: the lower guard plate is connected between the two sides of the first fixed seat; the lower side of the second fixing seat is connected with an upper guard plate, and the lower guard plate and the upper guard plate are both connected with the hollow shaft in a sliding manner; four first sliding shafts are uniformly connected between the outer side of the upper part of the hollow shaft and the outer side of the shaft seat at intervals; the lower parts of the first sliding shafts are connected with a first sliding frame in a sliding manner; four third springs are uniformly connected between the lower side of the middle part of the first sliding frame and the hollow shaft at intervals, and the third springs are sleeved on the first sliding shaft; the movable protective plate is connected with four movable protective plates between the first sliding frame and is matched with the second fixed seat.
In addition, it is particularly preferred that the device further comprises a clamping component, and the clamping component comprises: the two sides of the middle part of the sliding seat are both connected with a second sliding shaft in an up-and-down symmetrical manner; the special-shaped plates are connected between the second sliding shafts on the two sides in a sliding manner; fourth springs are symmetrically connected between the special-shaped plate and the sliding seat from top to bottom, and are sleeved on the second sliding shaft; the inner sides of one part of the special-shaped plate at one side and one part of the special-shaped plate at one side are both connected with an arc plate; the inner sides of the special-shaped plates on one side are connected with the connecting rods in a sliding mode, and the inner sides of the special-shaped plates on one side are also connected with the connecting rods in a symmetrical sliding mode; the fifth springs are connected between the outer sides of the connecting rods and the special-shaped plates and sleeved on the connecting rods; the clamping blocks are connected between one side of the connecting rod on one side and one side of the connecting rod on one side, and the arc-shaped plate and the clamping blocks are matched with the linkage frame.
In addition, particularly preferably, the device further comprises a resetting component, and the resetting component is arranged on the upper part of the bottom plate.
Furthermore, it is particularly preferred that the reset assembly comprises: the middle of the upper part of the bottom plate is symmetrically connected with a third sliding shaft; the third sliding shafts are connected with the second sliding frames in a sliding manner; the sixth springs are connected between the second sliding frame and the bottom plate and sleeved on the third sliding shaft; the special-shaped frame is connected between the second sliding frames; the wedge, dysmorphism frame both sides all symmetric connection have the wedge, and the wedge is mutually supported with the connecting rod.
Has the advantages that: 1. the invention drives the fan blades to rotate by starting the servo motor, sucks in gas, pushes the linkage frame to move downwards, drives the first shaft sleeve and the second shaft sleeve to move downwards, collects the fan blades, simultaneously drives the input rack to move upwards, pushes the second fixed seat to move upwards under the meshing action, opens the scraping plate, scrapes off dust on the filter screen, and achieves the effects of automatically sucking and filtering blast furnace gas and scraping off the dust on the filter screen.
2. According to the invention, the first fixing seat and the second fixing seat move upwards to push the movable protection plate to move upwards and drive the lower protection plate and the upper protection plate to move upwards, and when the first fixing seat and the second fixing seat move upwards, the movable protection plate resets and moves downwards, and simultaneously drives the lower protection plate and the upper protection plate to move downwards, so that the opening of the hollow shaft is always blocked, the effect of automatically protecting the hollow shaft is achieved, and dust is prevented from being infected inside the hollow shaft.
3. According to the invention, the linkage frame moves downwards, and the arc-shaped plate, the connecting rod and the clamping block are matched, so that the clamping block clamps and fixes the linkage frame, the effect of automatically clamping and fixing the linkage frame is achieved, the scraper can continuously scrape dust, and manpower is saved.
4. According to the invention, the special-shaped frame is pushed to move downwards to drive the wedge-shaped block to move downwards, the connecting rod is pushed to move inwards, and finally the linkage frame is loosened, so that the effect of slightly unlocking the linkage frame is achieved, and the filtering and dust removing efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is a schematic perspective view of the air pumping mechanism and the filtering mechanism of the present invention.
FIG. 4 is a schematic perspective view of a portion of the pumping mechanism of the present invention.
Fig. 5 is a schematic perspective view of the dust removing mechanism of the present invention.
Fig. 6 is a schematic perspective view of the protective assembly of the present invention.
Fig. 7 is a schematic perspective view of the locking assembly of the present invention.
Fig. 8 is a schematic perspective view of the reduction assembly of the present invention.
Wherein the figures include the following reference numerals: 1-a bottom plate, 2-a support leg, 3-a filter box, 4-an air suction mechanism, 41-a servo motor, 42-a hollow shaft, 43-a shaft bracket, 44-a linkage bracket, 45-a first shaft sleeve, 46-a first connecting rod, 47-a second shaft sleeve, 48-a second connecting rod, 49-a fan blade, 410-a third connecting rod, 411-a first fixed seat, 412-a sliding seat, 413-a first spring, 5-a filter mechanism, 51-a supporting seat, 52-a movable rod, 53-a second spring, 54-a filter screen, 6-a dust removal mechanism, 61-an input rack, 62-a transmission gear, 63-an output rack, 64-a second fixed seat, 65-a fourth connecting rod, 66-a scraper, 67-a shaft seat and 7-a protection component, 71-lower guard plate, 72-upper guard plate, 73-first sliding shaft, 74-first sliding frame, 75-third spring, 76-movable guard plate, 8-clamping component, 81-arc plate, 82-special-shaped plate, 83-fourth spring, 84-second sliding shaft, 85-clamping block, 86-fifth spring, 87-connecting rod, 9-resetting component, 91-third sliding shaft, 92-sixth spring, 93-second sliding frame, 94-special-shaped frame and 95-wedge-shaped block.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings to which the invention is attached.
Example 1
A blast furnace gas filtering and dust removing device for iron making is shown in figures 1, 2, 3, 4 and 5 and comprises a bottom plate 1, support legs 2, a filter box 3, an air pumping mechanism 4, a filter mechanism 5 and a dust removing mechanism 6, wherein the support legs 2 are symmetrically connected with the front and the back of the upper part of the bottom plate 1, the filter box 3 is connected between the upper parts of the support legs 2, the air pumping mechanism 4 is arranged in the middle of the upper part of the bottom plate 1, the filter mechanism 5 is arranged between the inside of the filter box 3 and the air pumping mechanism 4, and the dust removing mechanism 6 is arranged on the air pumping mechanism.
The air extracting mechanism 4 comprises a servo motor 41, a hollow shaft 42, a shaft bracket 43, a linkage bracket 44, a first shaft sleeve 45, a first connecting rod 46, a second shaft sleeve 47, a second connecting rod 48, fan blades 49, a third connecting rod 410, a first fixed seat 411, a sliding seat 412 and a first spring 413, wherein the servo motor 41 is arranged in the middle of the upper part of the bottom plate 1, the hollow shaft 42 is connected to the upper side of an output shaft of the servo motor 41, the shaft bracket 43 is connected between the left side and the right side of the middle part in the filter box 3, the middle part of the shaft bracket 43 is rotatably connected with the hollow shaft 42, the sliding seat 412 is symmetrically connected in the middle of the upper part of the bottom plate 1, the linkage bracket 44 is slidably connected between the inner parts of the sliding seat 412, the first spring 413 is connected between the lower side of the linkage bracket 44 and the inner parts of the sliding seat 412, the first shaft sleeve 45 is, first axle sleeve 45 and second axle sleeve 47 all with hollow shaft 42 cover sliding connection, the even rotary type in second axle sleeve 47 outside interval is connected with three second connecting rods 48, the equal rotary type in second connecting rod 48 upside is connected with flabellum 49, the even rotary type in hollow shaft 42 upper portion outside interval is connected with three third connecting rods 410, the third connecting rod 410 outside is connected with flabellum 49 rotary type, be connected with first fixing base 411 between the inside front and back both sides of second axle sleeve 47, first fixing base 411 and hollow shaft 42 sliding connection.
The filtering mechanism 5 comprises a supporting seat 51, a movable rod 52, a second spring 53 and a filter screen 54, the supporting seat 51 is connected to the left side and the right side of the upper portion of the shaft bracket 43, the movable rod 52 is connected to the front side and the rear side of the supporting seat 51 in a sliding mode, the filter screen 54 is connected between the upper sides of the movable rods 52, the second spring 53 is symmetrically connected between the filter screen 54 and the supporting seat 51 in the front-rear direction, and the second spring 53 is sleeved on the movable rod 52.
The dust removing mechanism 6 comprises an input rack 61, a transmission gear 62, an output rack 63, a second fixing seat 64, a fourth connecting rod 65, a scraping plate 66 and a shaft seat 67, the rear side of the upper portion of the first fixing seat 411 is bilaterally and symmetrically connected with the input rack 61, the transmission gear 62 is rotatably connected between the left side and the right side of the upper portion of the hollow shaft 42, the upper portion of the hollow shaft 42 is slidably connected with the second fixing seat 64, the front side of the lower portion of the second fixing seat 64 is bilaterally and symmetrically connected with the output rack 63, the transmission gear 62 is meshed with the input rack 61 and the output rack 63, the outer side of the second fixing seat 64 is rotatably connected with four fourth connecting rods 65 at uniform intervals, the outer side of the upper portion of each fourth connecting rod 65 is rotatably connected with the scraping plate.
When a user performs filtering and dust removing treatment on blast furnace gas generated after iron making, firstly, the servo motor 41 is started to drive the hollow shaft 42 to rotate, so as to drive the second shaft sleeve 47 and the fan blades 49 to rotate, the blast furnace gas is sucked into the filter box 3, the gas passes through the filter screen 54 to filter dust out, clean air is discharged, after the dust on the filter screen 54 is accumulated to a certain amount, the linkage frame 44 is pushed to move downwards, the first spring 413 is compressed to drive the first shaft sleeve 45 to move downwards, so as to drive the second shaft sleeve 47 to move downwards, so that the upper part of the second connecting rod 48 rotates inwards, the lower part of the fan blades 49 rotates inwards, the lower part of the third connecting rod 410 also rotates inwards, the fan blades 49 are folded, the gas is not sucked any more, and simultaneously, when the first shaft sleeve 45 moves downwards, the first fixed seat 411 and the input rack 61 are driven to move downwards, and the transmission gear 62 is meshed with the input rack 61 and, therefore, the transmission gear 62 is driven to rotate and the output rack 63 moves upwards, the second fixing seat 64 is driven to move upwards, so that the upper part of the fourth connecting rod 65 is driven to rotate outwards, the lower part of the scraping plate 66 is driven to rotate outwards, finally the lower part of the scraping plate 66 is rotated to contact with the filter screen 54, the filter screen 54 is pushed to move upwards, the second spring 53 is stretched, the hollow shaft 42 rotates all the time, the scraping plate 66 is driven to rotate, under the rotation action of the scraping plate 66, dust on the filter screen 54 is scraped off and falls onto the bottom plate 1, the dust can be swept and removed, then when gas needs to be filtered continuously, the linkage frame 44 is loosened, under the action of the first spring 413, the linkage frame 44 is pushed to move upwards, the first shaft sleeve 45 is driven to move upwards, the lower part of the fan blade 49 is driven to rotate outwards through the second connecting rod 48, the fan blade 49 is opened to suck gas again, and the first fixing seat 411, the transmission gear 62 is driven to rotate and the input rack 61 moves downwards to drive the second fixing seat 64 to move downwards, the lower part of the scraping plate 66 is driven to move inwards through the fourth connecting rod 65 to fold the scraping plate 66, the filter screen 54 is pushed to move downwards under the action of the second spring 53 to restore to the original state, and the reciprocating operation is carried out, so that the effects of automatically sucking and filtering blast furnace gas and scraping dust on the filter screen 54 are achieved.
Example 2
On the basis of the embodiment 1, as shown in fig. 2, 6, 7 and 8, the protective device further comprises a protective assembly 7, wherein the protective assembly 7 comprises a lower protective plate 71 and an upper protective plate 72, the sliding device comprises a first sliding shaft 73, a first sliding frame 74, a third spring 75 and a movable protection plate 76, wherein a lower protection plate 71 is connected between the front side and the rear side of a first fixing seat 411, an upper protection plate 72 is connected to the lower side of a second fixing seat 64, the lower protection plate 71 and the upper protection plate 72 are both connected with a hollow shaft 42 in a sliding manner, four first sliding shafts 73 are uniformly connected between the outer side of the upper portion of the hollow shaft 42 and the outer side of a shaft seat 67 at intervals, a first sliding frame 74 is connected to the lower portion of each first sliding shaft 73 in a sliding manner, four third springs 75 are uniformly connected between the lower side of the middle portion of the first sliding frame 74 and the hollow shaft 42 at intervals, the third springs 75 are sleeved on the first sliding shaft 73, four movable protection plates 76 are.
When the first fixing seat 411 and the second fixing seat 64 move upwards, the second fixing seat 64 will push the movable protection plate 76 to move upwards, and drive the first carriage 74 to move upwards, the third spring 75 is stretched, the upper portion of the hollow shaft 42 has an opening, and at the same time will drive the lower protection plate 71 and the upper protection plate 72 to move upwards, so as to block all the openings on the hollow shaft, and the scraped dust can not fall into the hollow shaft 42, and when the first fixing seat 411 and the second fixing seat 64 move downwards, the lower protection plate 71 and the upper protection plate 72 are driven to move downwards, the lower protection plate 71 can still block the opening on the lower side of the hollow shaft 42, and the upper protection plate 72 can not block the opening on the upper side of the hollow shaft 42, and the second fixing seat 64 is far away from the movable protection plate 76, under the action of the third spring 75, push the first carriage 74 and the movable protection plate 76 to move downwards, and return to the original state, at this time, the, the dust still can't fall into the hollow shaft 42, so reciprocating, reach the effect of automatic protection hollow shaft 42, avoid the inside contaminated dust of hollow shaft 42, be difficult to the clearance.
The clamping device further comprises a clamping assembly 8, the clamping assembly 8 comprises an arc-shaped plate 81, a special-shaped plate 82, a fourth spring 83, a second sliding shaft 84, a clamping block 85, a fifth spring 86 and a connecting rod 87, the front side and the rear side of the middle of the sliding seat 412 are both connected with the second sliding shaft 84 in an up-and-down symmetrical mode, the special-shaped plate 82 is connected between the second sliding shafts 84 at the front side and the rear side in a sliding mode, the fourth spring 83 is connected between the special-shaped plate 82 and the sliding seat 412 in an up-and-down symmetrical mode, the fourth spring 83 is sleeved on the second sliding shaft 84, the arc-shaped plate 81 is connected between the left inner side of the left special-shaped plate 82 and the right inner side of the right special-shaped plate 82 at the left side, the connecting rod 87 is connected on the inner side of the front special-shaped plate 82 in a sliding mode, the connecting rod 87 is connected between the outer side of the connecting rod 87 and the special-shaped plate 82 in a left-, the arc-shaped plate 81 and the fixture block 85 are matched with the linkage frame 44.
After the linkage frame 44 moves downwards to contact the arc-shaped plate 81, the linkage frame 81 is pushed to move outwards to drive the special-shaped plate 82 to move outwards, the fourth spring 83 is stretched to drive the connecting rod 87 to move outwards so as to drive the clamping block 85 to move inwards, when the clamping block 85 contacts the linkage frame 44, the linkage frame 44 is pushed to move outwards to drive the connecting rod 87 to move inwards, the fifth spring 86 is compressed to enable the clamping block 85 to cling to the linkage frame 44, when the linkage frame 44 continues to move downwards to the concave position of the clamping block 85, the connecting rod 87 is pushed to move outwards under the action of the fifth spring 86 so as to drive the clamping block 85 to move inwards to restore to the original state, the linkage frame 44 is clamped and fixed, when the coal gas needs to be filtered continuously, the connecting rod 87 is pushed to move inwards, the fifth spring 86 is compressed to drive the clamping block 85 to move outwards to loosen the linkage frame 44, under the reset action of first spring 413, link frame 44 rebound keeps away from arc 81 and fixture block 85, under the effect of fifth spring 86, promote connecting rod 87 and move to the outside, drive fixture block 85 and move to the inboard, simultaneously under the effect of fourth spring 83, promote dysmorphism board 82 and move to the inboard, drive connecting rod 87 and move to the inboard, and fixture block 85 moves to the outside, resume to the original condition, so reciprocal, reach the effect of the fixed link frame 44 of automatic chucking, guarantee that scraper blade 66 continues to scrape down the dust, use manpower sparingly.
Still including reset assembly 9, reset assembly 9 is including third slide-shaft 91, sixth spring 92, second balladeur train 93, dysmorphism frame 94 and wedge 95, bilateral symmetry is connected with third slide-shaft 91 in the middle of bottom plate 1 upper portion, equal sliding connection has second balladeur train 93 on the third slide-shaft 91, all be connected with sixth spring 92 between second balladeur train 93 and the bottom plate 1, sixth spring 92 overlaps on third slide-shaft 91, be connected with dysmorphism frame 94 between the second balladeur train 93, the equal front and back symmetric connection in dysmorphism frame 94 left and right sides has wedge 95, wedge 95 mutually supports with connecting rod 87.
When gas needs to be filtered continuously, the special-shaped frame 94 is pushed to move downwards, the wedge block 95 and the second sliding frame 93 are driven to move downwards, the sixth spring 92 is compressed, the wedge block 95 pushes the connecting rod 87 to move inwards, the clamping block 85 is driven to move outwards, the linkage frame 44 is loosened, the special-shaped frame 94 is loosened afterwards, under the action of the sixth spring 92, the second sliding frame 93 and the special-shaped frame 94 are pushed to move upwards, the wedge block 95 is driven to move upwards, the connecting rod 87 is kept away from, the clamping assembly 8 is enabled to be restored to the original state under the reset action, the reciprocating operation is carried out, the effect of unlocking the linkage frame 44 lightly is achieved, and the filtering and dust removing efficiency is improved.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. A blast furnace gas filtering dust removing device for iron making is characterized by comprising:
the upper part of the bottom plate (1) is symmetrically connected with support legs (2);
the filter box (3) is connected between the upper parts of the support legs (2);
the middle of the upper part of the bottom plate (1) is provided with an air exhaust mechanism (4);
a filtering mechanism (5), wherein the filtering mechanism (5) is arranged between the interior of the filtering box (3) and the air extracting mechanism (4);
the dust removal mechanism (6) is arranged on the air exhaust mechanism (4).
2. The blast furnace gas filtering and dust removing apparatus for iron making according to claim 1, wherein the gas exhausting means (4) comprises:
the middle of the upper part of the bottom plate (1) is provided with the servo motor (41);
the upper side of an output shaft of the servo motor (41) is connected with the hollow shaft (42);
the middle part of the shaft bracket (43) is rotatably connected with the hollow shaft (42);
the middle of the upper part of the bottom plate (1) is symmetrically connected with a sliding seat (412);
the linkage frame (44) is connected between the inner parts of the sliding seats (412) in a sliding way;
the first spring (413) is connected between the lower side of the linkage frame (44) and the inner part of the sliding seat (412);
the first shaft sleeve (45) is rotatably connected inside the linkage frame (44);
the upper part of the first shaft sleeve (45) is evenly connected with three first connecting rods (46) at intervals;
the second shaft sleeve (47) is connected between the upper sides of the first connecting rods (46), and the first shaft sleeve (45) and the second shaft sleeve (47) are both connected with the hollow shaft (42) in a sliding manner;
the outer side of the second shaft sleeve (47) is uniformly and rotatably connected with three second connecting rods (48) at intervals;
the fan blades (49) are rotatably connected to the upper sides of the second connecting rods (48);
the outer side of the upper part of the hollow shaft (42) is uniformly and rotatably connected with three third connecting rods (410) at intervals, and the outer side of each third connecting rod (410) is rotatably connected with a fan blade (49);
first fixing base (411), be connected with first fixing base (411) between the inside both sides of second shaft sleeve (47), first fixing base (411) and hollow shaft (42) sliding connection.
3. The blast furnace gas filtering and dust removing apparatus for iron making according to claim 2, wherein the filtering means (5) comprises:
the two sides of the upper part of the shaft bracket (43) are both connected with the supporting seat (51);
the two sides of the support seat (51) are both connected with the movable rods (52) in a sliding way;
a filter screen (54), wherein the filter screen (54) is connected between the upper sides of the movable rods (52);
the second springs (53) are symmetrically connected between the filter screen (54) and the supporting seat (51), and the movable rod (52) is sleeved with the second springs (53).
4. A blast furnace gas filtering and dust removing apparatus for iron making according to claim 3, wherein the dust removing means (6) comprises:
the input rack (61) is symmetrically connected to one side of the upper part of the first fixed seat (411);
the transmission gear (62) is rotatably connected between the two sides of the upper part of the hollow shaft (42);
the upper part of the hollow shaft (42) is connected with the second fixed seat (64) in a sliding way;
one side of the lower part of the second fixed seat (64) is symmetrically connected with the output rack (63), and the transmission gear (62) is meshed with the input rack (61) and the output rack (63);
the outer side of the second fixed seat (64) is uniformly and rotatably connected with four fourth connecting rods (65) at intervals;
the outer sides of the upper parts of the fourth connecting rods (65) are respectively and rotatably connected with the scraping plates (66), and the scraping plates (66) are matched with the filter screen (54);
the upper part of the hollow shaft (42) is connected with the shaft seat (67), and the outer side of the shaft seat (67) is rotatably connected with the upper side of the scraper (66).
5. The blast furnace gas filtering and dust removing device for iron making according to claim 4, further comprising a protection component (7), wherein the protection component (7) comprises:
the lower guard plate (71) is connected between two sides of the first fixed seat (411);
the lower side of the second fixing seat (64) is connected with an upper guard plate (72), and the lower guard plate (71) and the upper guard plate (72) are both connected with the hollow shaft (42) in a sliding manner;
four first sliding shafts (73) are uniformly connected between the outer side of the upper part of the hollow shaft (42) and the outer side of the shaft seat (67) at intervals;
the lower parts of the first sliding shafts (73) are connected with the first sliding frames (74) in a sliding way;
four third springs (75) are uniformly connected between the lower side of the middle part of the first sliding frame (74) and the hollow shaft (42) at intervals, and the third springs (75) are sleeved on the first sliding shaft (73);
the movable guard plates (76) are connected between the first sliding frames (74), and the movable guard plates (76) are matched with the second fixed seat (64).
6. The blast furnace gas filtering and dust removing device for iron making according to claim 5, further comprising a clamping assembly (8), wherein the clamping assembly (8) comprises:
the two sides of the middle part of the sliding seat (412) are both connected with the second sliding shaft (84) in an up-and-down symmetrical manner;
the special-shaped plate (82) is connected between the second sliding shafts (84) on the two sides of the special-shaped plate (82) in a sliding manner;
the fourth springs (83) are symmetrically connected between the special-shaped plate (82) and the sliding seat (412) from top to bottom, and the fourth springs (83) are sleeved on the second sliding shaft (84);
the inner sides of one part of the arc-shaped plate (81), one part of the special-shaped plate (82) at one side and one part of the special-shaped plate (82) at one side are both connected with the arc-shaped plate (81);
the inner sides of the special-shaped plates (82) on one side are connected with the connecting rods (87) in a sliding mode, and the inner sides of the special-shaped plates (82) on one side are also connected with the connecting rods (87) in a sliding mode;
the fifth springs (86) are connected between the outer sides of the connecting rods (87) and the special-shaped plate (82), and the fifth springs (86) are sleeved on the connecting rods (87);
the clamping blocks (85) are connected between one side of the clamping block (85), one side of the connecting rod (87) and one side of the connecting rod (87), and the arc-shaped plate (81) and the clamping blocks (85) are matched with the linkage frame (44).
7. The blast furnace gas filtering and dust removing device for iron making according to claim 6, further comprising a reset component (9), wherein the reset component (9) is arranged at the upper part of the bottom plate (1).
8. The blast furnace gas filtering and dust removing apparatus for iron making according to claim 7, wherein the reset block (9) comprises:
the middle of the upper part of the bottom plate (1) is symmetrically connected with a third sliding shaft (91);
the second sliding frames (93) are connected to the third sliding shafts (91) in a sliding manner;
the sixth springs (92) are connected between the second sliding frame (93) and the bottom plate (1), and the sixth springs (92) are sleeved on the third sliding shaft (91);
a special-shaped frame (94), wherein the special-shaped frame (94) is connected between the second sliding frames (93);
wedge block (95), dysmorphism frame (94) both sides all are connected with wedge block (95) symmetrically, and wedge block (95) and connecting rod (87) are mutually supported.
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| CN202110055467.6A CN112813214B (en) | 2021-01-15 | 2021-01-15 | Blast furnace gas filtering dust-removing device for iron-smelting |
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| CN112813214B CN112813214B (en) | 2022-06-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117327851A (en) * | 2023-12-01 | 2024-01-02 | 星远智维邯郸环境科技有限公司 | Blast furnace gas injection device |
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| CN112813214B (en) | 2022-06-14 |
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