CN102086477B - Discharging and dedusting equipment for blast furnace ore tank and dedusting method thereof - Google Patents
Discharging and dedusting equipment for blast furnace ore tank and dedusting method thereof Download PDFInfo
- Publication number
- CN102086477B CN102086477B CN2009102205306A CN200910220530A CN102086477B CN 102086477 B CN102086477 B CN 102086477B CN 2009102205306 A CN2009102205306 A CN 2009102205306A CN 200910220530 A CN200910220530 A CN 200910220530A CN 102086477 B CN102086477 B CN 102086477B
- Authority
- CN
- China
- Prior art keywords
- portable
- vacuum sweeper
- dummy car
- dust
- therewith
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention relates to the technical field of discharging and dedusting of bulk materials, in particular to discharging and dedusting equipment for a blast furnace ore tank and a dedusting method thereof. The dedusting equipment comprises a central control room, dustproof equipment of a mobile discharging car and dustproof equipment of a mobile vacuum sweeper, wherein the central control room is connected with the dustproof equipment of the mobile discharging car and the dustproof equipment of the mobile vacuum sweeper through cables; and the dustproof equipment of the mobile discharging car is connected with the dustproof equipment of the mobile vacuum sweeper through a cable and a dust suction pipe. A dustproof method is a dustproof method of the mobile discharging car in which the mobile discharging car and a whole adhesive tape are used for sealing, or is a dustproof method of the mobile vacuum sweeper in which the mobile vacuum sweeper and a lapped adhesive tape are used for sealing. The discharging and dedusting equipment for the blast furnace ore tank and the dedusting method thereof ensure energy conservation and emission reduction when the blast furnace ore tank discharges, are convenient for realizing automatic control, increase operation efficiency of equipment, and improve operating environment of workers.
Description
Technical field
The present invention relates to a kind of bulk material discharging dedusting technology field, particularly a kind of Blast Furnace Ore groove discharging dust removal installation and method for dust removal thereof.
Background technology
At present, the technology great majority that ventilating and purifying air system adopted on iron and steel enterprise's Top of Blast Furnace Ore Tank all are at each ore deposit groove trough rim a dust hood to be set respectively, and an electrically operated valve is set behind each dust hood; Electrically operated valve and groove loading and unloading material car interlocking; When dummy car during in certain groove discharging, the electrically operated valve of this groove is opened automatically, takes the dust-contained airflow of this groove away; Prevent that dust from overflowing from discharge opening, the protection environment.There is the problem of the following aspects in this control method: 1) each ore deposit groove is provided with dust hood and electrically operated valve respectively, the unlatching of valve and dummy car interlocking.The dummy car operation is frequent, causes the frequent keying of valve.Because agglomerate dust hardness is high, dust granules footpath and bigger than weight average, dust has certain cohesiveness in addition, and frequent keying often causes valve to break down, and can not normally open and close.Like this, the valve that should close can not be closed fully.A plurality of valves are opened simultaneously; Make the air quantity that should concentrate on controlled hopper dust hood be assigned to the dust hood of a plurality of non-controlled hoppers; The air quantity of controlled hopper dust hood reduces relatively, and the dust of kicking up in the time of can not be with discharging is all taken away, and the airborne dust that influences the emptying point captures; The air quantity of dust hood reduces relatively, causes the wind speed of the airduct behind the dust hood sharply to descend, and dust deposits in airduct, blocking pipe, and causes system can not the exhausting dust suppression.2) because dust hood is far away apart from airborne dust point, and hopper is poorly sealed, air leak rate of air curtain is high, so the air quantity that requires is bigger, general conventional air quantity is difficult to reach the ideal effect.For above-mentioned reasons, cause on the groove groove of ore deposit dust to overflow dust severe overweight on the groove groove of ore deposit in a large number.
Summary of the invention
The object of the present invention is to provide a kind of Blast Furnace Ore groove discharging dust removal installation, energy-saving and emission-reduction when making the discharging of Blast Furnace Ore groove are convenient to realize automatic control, improve equipment availability efficient, improve workman's operating environment.
Another object of the present invention is to provide a kind of method for dust removal of Blast Furnace Ore groove discharging dust removal installation.
The objective of the invention is to realize through following technical proposals:
Blast Furnace Ore groove discharging dust removal installation of the present invention; It is characterized in that comprising master control room, portable dummy car dust guard pollution abatement equipment and portable vacuum sweeper dust guard pollution abatement equipment; This master control room is connected with portable vacuum sweeper dust guard pollution abatement equipment with portable dummy car dust guard pollution abatement equipment through cable; This portable dummy car dust guard pollution abatement equipment is connected with portable vacuum sweeper dust guard pollution abatement equipment through cable and sweep-up pipe
Described portable dummy car dust guard pollution abatement equipment is provided with frequency-conversion drive apparatus; The dummy car automatic control system, dummy car scrambler, the dummy car adhesion wheel that are connected of frequency-conversion drive apparatus therewith; The portable dummy car that is connected of dummy car adhesion wheel therewith; The blanking chute that portable therewith dummy car is connected, the ceramic hermetically sealed wear resistant corrosion resistant bending roller that is connected of blanking chute therewith, sealing tape that ceramic therewith hermetically sealed wear resistant corrosion resistant bending roller is connected and the material outlet that is connected of sealing tape therewith; Described dummy car scrambler and described dummy car automatic control system interlocking
Described portable vacuum sweeper dust guard pollution abatement equipment is provided with the vacuum sweeper scrambler; The vacuum sweeper frequency-conversion drive apparatus that is connected of vacuum sweeper scrambler therewith; The vacuum sweeper adhesion wheel that is connected of vacuum sweeper frequency-conversion drive apparatus therewith, the portable vacuum sweeper that is connected of vacuum sweeper adhesion wheel therewith, the suction device that portable therewith vacuum sweeper is connected; The colter chute that is connected of suction device therewith; The dust excluding hood and the vacuum sweeper sealing tape that are connected of colter chute therewith, the ash unloading bin that is connected of the long and narrow cinder-discharging port that is connected of vacuum sweeper sealing tape and long and narrow therewith cinder-discharging port therewith
Described dummy car automatic control system is through cable and master control room interlocking, and described portable dummy car and described portable vacuum sweeper are controlled synchronous operation down by the scrambler indicating positions in dummy car automatic control system and master control room.
Described dust excluding hood is the ventilative dust excluding hood that does not pass through ash.
Described dust excluding hood is the board plug type dust excluding hood.
Described cable adopts the cable that includes optical fiber.
Described suction device is the negative pressure pneumatic conveying equipment.
Be provided with tripping device in the described negative pressure pneumatic conveying equipment.
A kind of Blast Furnace Ore groove discharging method for dust removal that adopts described Blast Furnace Ore groove discharging dust removal installation is characterized in that adopting the portable dummy car dust-control method by portable dummy car and whole piece tape seal: at the material outlet of bunker platform, removable steel bar grid screen cloth is installed; To support sealing tape; Whole piece sealing tape bedding is on material outlet, and the two ends of adhesive tape are fixed, and the ceramic hermetically sealed wear resistant corrosion resistant bending roller on the portable dummy car blanking chute is walked around at the middle part; So that stride across the blanking chute; Because the blanking chute directly communicates with material outlet, when portable dummy car moved, ceramic hermetically sealed wear resistant corrosion resistant bending roller was rolled the adhesive tape of front and is walked around overline bridge; Then material outlet is opened; Again with the material outlet bedding, like this, the whole piece material outlet is except that portable dummy car blanking chute place behind the adhesive tape crossover-passing; Rest part is all sealed by sealing tape; Material directly is discharged into feed bin from the blanking chute, and dust is drawn onto ash unloading bin through the suction device that the sweep-up pipe between portable dummy car dust guard pollution abatement equipment and the portable vacuum sweeper dust guard pollution abatement equipment is equipped with on by portable vacuum sweeper dust guard pollution abatement equipment, and portable dummy car and portable vacuum sweeper are controlled down at automatic control system and scrambler and driven synchronous operation by frequency-conversion drive apparatus.
The another kind of Blast Furnace Ore groove discharging method for dust removal that adopts described Blast Furnace Ore groove discharging dust removal installation; It is characterized in that adopting portable vacuum sweeper and the portable vacuum sweeper dust-control method that overlaps tape seal: the long and narrow cinder-discharging port that the cartridge plate welding is set on ash unloading bin; Be separately fixed at the both sides of long and narrow cinder-discharging port to two adhesive tapes with press strip and joint bolt, make whole long and narrow cinder-discharging port sealing with adhesive tape and adhesive tape overlap joint.The long and narrow colter chute of portable vacuum sweeper is processed colter shape broad in the middle pointed at both ends, when portable vacuum sweeper moves; Long and narrow colter chute front end is opened sealing of adhesive tape overlap joint, and the adhesive tape of back recovers overlap joint, makes whole cinder-discharging port be in closed state all the time; Dust is discharged into ash unloading bin continuously through long and narrow colter chute; Air-flow is overflowed from the dust excluding hood on the long and narrow colter chute, and floating dust is dropped into ash unloading bin at last
Portable dummy car and portable vacuum sweeper are controlled down by frequency-conversion drive apparatus driving synchronous operation in automatic control system and scrambler.
Blast Furnace Ore groove discharging dust removal installation of the present invention overcomes the deficiency of existing dust removal installation, makes full use of the advantage of existing dust removal installation, and the bending roller in the portable dummy car dust guard pollution abatement equipment adopts ceramic hermetically sealed wear resistant corrosion resistant cylinder; To guarantee the bending roller long service life, reduce the adhesive tape wearing and tearing, adhesive tape is sideslip not; Guarantee portable dummy car works better, prolong sealing tape work-ing life, reduce maintenance man-hours; Economic benefit is high, and energy-saving and emission-reduction during portable dummy car discharging realize control automatically; Improve equipment availability efficient, improve workman's operating environment.
Description of drawings
Fig. 1 is that Blast Furnace Ore groove discharging dust removal installation of the present invention is arranged block diagram.
Fig. 2 is a portable dummy car dust guard pollution abatement equipment sketch of the present invention.
Fig. 3 is a portable vacuum sweeper dust guard pollution abatement equipment front view of the present invention.
Fig. 4 is the A-A view of portable vacuum sweeper dust guard pollution abatement equipment Fig. 3 of the present invention.
Embodiment
Below in conjunction with description of drawings embodiment of the present invention.
As shown in Figure 1; Blast Furnace Ore groove discharging dust removal installation of the present invention; It is characterized in that comprising master control room 1, portable dummy car dust guard pollution abatement equipment 3 and portable vacuum sweeper dust guard pollution abatement equipment 4; This master control room 1 is connected with portable vacuum sweeper dust guard pollution abatement equipment 4 with portable dummy car dust guard pollution abatement equipment 3 through cable, and this portable dummy car dust guard pollution abatement equipment 3 is connected with portable vacuum sweeper dust guard pollution abatement equipment 4 through cable and sweep-up pipe 5
Like Fig. 1, shown in 2; Described portable dummy car dust guard pollution abatement equipment 3 is provided with frequency-conversion drive apparatus 6; The dummy car automatic control system 2, dummy car scrambler 7, the dummy car adhesion wheel 8 that are connected of frequency-conversion drive apparatus 6 therewith; The portable dummy car 13 that is connected of dummy car adhesion wheel 8 therewith; The blanking chute 16 that portable therewith dummy car 13 is connected; The ceramic hermetically sealed wear resistant corrosion resistant bending roller 17 that is connected of blanking chute 16 therewith, sealing tape 14 that ceramic therewith hermetically sealed wear resistant corrosion resistant bending roller 17 is connected and the material outlet 15 that is connected of sealing tape 14 therewith, described dummy car scrambler 7 and described dummy car automatic control system 2 interlockings.
Like Fig. 1,3, shown in 4; Described portable vacuum sweeper dust guard pollution abatement equipment 4 is provided with vacuum sweeper scrambler 9, the vacuum sweeper frequency-conversion drive apparatus 10 that is connected of vacuum sweeper scrambler 9 therewith, the vacuum sweeper adhesion wheel 11 that is connected of vacuum sweeper frequency-conversion drive apparatus 10 therewith; The portable vacuum sweeper 18 that is connected of vacuum sweeper adhesion wheel 11 therewith; The suction device 12 that portable therewith vacuum sweeper 18 is connected, the colter chute 19 that is connected of suction device 12 therewith, the dust excluding hood 20 and the vacuum sweeper sealing tape 21 that are connected of colter chute 19 therewith; The ash unloading bin 23 that is connected of the long and narrow cinder-discharging port 22 that is connected of vacuum sweeper sealing tape 21 and long and narrow therewith cinder-discharging port 22 therewith
Described dummy car automatic control system 2 is through cable and master control room 1 interlocking, and described portable dummy car 13 is controlled down synchronous operation by the scrambler indicating positions in dummy car automatic control system 2 and master control room 1 with described portable vacuum sweeper 18.
Described dust excluding hood 20 is the ventilative dust excluding hood that does not pass through ash.
Described dust excluding hood 20 is the board plug type dust excluding hood.
Described cable adopts the cable that includes optical fiber.
Described suction device 12 is the negative pressure pneumatic conveying equipment.
Be provided with tripping device in the described negative pressure pneumatic conveying equipment.
Like Fig. 1, shown in 2; A kind of Blast Furnace Ore groove discharging method for dust removal that adopts described Blast Furnace Ore groove discharging dust removal installation; It is characterized in that adopting the portable dummy car dust-control method that seals by portable dummy car 13 and whole piece adhesive tape 14: removable steel bar grid screen cloth is installed at material outlet 15 places of bunker platform to support sealing tape 14; Whole piece sealing tape 14 beddings are on material outlet 15, and the two ends of whole piece sealing tape 14 are fixed, and the ceramic hermetically sealed wear resistant corrosion resistant bending roller 17 on the portable dummy car blanking chute 16 is walked around at the middle part; So that stride across blanking chute 16; Because blanking chute 16 directly communicates with material outlet 15, when portable dummy car 13 moved, ceramic hermetically sealed wear resistant corrosion resistant bending roller 17 was rolled the whole piece sealing tape 14 of front and is walked around overline bridge; Then material outlet 15 is opened; Again with material outlet 15 beddings, like this, whole piece material outlet 15 is except that portable dummy car blanking chute 16 places behind whole piece sealing tape 14 crossover-passings; Rest part is all by 14 sealings of whole piece sealing tape; Material directly is discharged into feed bin from blanking chute 16, and dust is drawn onto ash unloading bin 23 through the suction device 12 that the sweep-up pipe 5 between portable dummy car dust guard pollution abatement equipment 3 and the portable vacuum sweeper dust guard pollution abatement equipment 4 is equipped with on by portable vacuum sweeper dust guard pollution abatement equipment 4, and portable dummy car 13 is controlled down at automatic control system 2 and scrambler 7,9 with portable vacuum sweeper 18 and driven synchronous operations by frequency-conversion drive apparatus 6,10.
The another kind of Blast Furnace Ore groove discharging method for dust removal that adopts described Blast Furnace Ore groove discharging dust removal installation; It is characterized in that adopting the portable vacuum sweeper dust-control method of portable vacuum sweeper 18 and overlap joint tape seal 21: the long and narrow cinder-discharging port 22 of cartridge plate welding is set, is separately fixed at the both sides of long and narrow cinder-discharging port to two adhesive tapes, overlap with adhesive tape and adhesive tape whole long and narrow cinder-discharging port 22 is sealed with press strip and joint bolt on ash unloading bin 23; The long and narrow colter chute 19 of portable vacuum sweeper 18; Process colter shape broad in the middle pointed at both ends, when portable vacuum sweeper 18 moved, long and narrow colter chute 19 front ends were opened sealing of adhesive tape overlap joint; And the adhesive tape of back recovers overlap joint; Make whole cinder-discharging port 22 be in closed state all the time, dust is discharged into ash unloading bin 23 continuously through long and narrow colter chute 19, and air-flow is overflowed from the dust excluding hood 20 on the long and narrow colter chute 19; Floating dust is dropped into ash unloading bin 23 at last
Blast Furnace Ore groove discharging dust removal installation of the present invention overcomes the deficiency of existing dust removal installation, makes full use of the advantage of existing dust removal installation, and the bending roller in the portable dummy car dust guard pollution abatement equipment adopts ceramic hermetically sealed wear resistant corrosion resistant cylinder; To guarantee the bending roller long service life, reduce the adhesive tape wearing and tearing, adhesive tape not sideslip guarantees portable dummy car works better; Prolong sealing tape work-ing life, reduce maintenance man-hours, economic benefit is high; The energy-saving and emission-reduction during discharging of movable type dummy car; Realize control automatically, improve equipment availability efficient, improve workman's operating environment.
Claims (8)
1. Blast Furnace Ore groove discharging dust removal installation; It is characterized in that comprising master control room, portable dummy car dust guard pollution abatement equipment and portable vacuum sweeper dust guard pollution abatement equipment; This master control room is connected with portable vacuum sweeper dust guard pollution abatement equipment with portable dummy car dust guard pollution abatement equipment through cable; This portable dummy car dust guard pollution abatement equipment is connected with portable vacuum sweeper dust guard pollution abatement equipment through cable and sweep-up pipe
Described portable dummy car dust guard pollution abatement equipment is provided with frequency-conversion drive apparatus; The dummy car automatic control system, dummy car scrambler, the dummy car adhesion wheel that are connected of frequency-conversion drive apparatus therewith; The portable dummy car that is connected of dummy car adhesion wheel therewith; The blanking chute that portable therewith dummy car is connected, the ceramic hermetically sealed wear resistant corrosion resistant bending roller that is connected of blanking chute therewith, sealing tape that ceramic therewith hermetically sealed wear resistant corrosion resistant bending roller is connected and the material outlet that is connected of sealing tape therewith; Described dummy car scrambler and described dummy car automatic control system interlocking
Described portable vacuum sweeper dust guard pollution abatement equipment is provided with the vacuum sweeper scrambler; The vacuum sweeper frequency-conversion drive apparatus that is connected of vacuum sweeper scrambler therewith; The vacuum sweeper adhesion wheel that is connected of vacuum sweeper frequency-conversion drive apparatus therewith, the portable vacuum sweeper that is connected of vacuum sweeper adhesion wheel therewith, the suction device that portable therewith vacuum sweeper is connected; The colter chute that is connected of suction device therewith; The dust excluding hood and the vacuum sweeper sealing tape that are connected of colter chute therewith, the ash unloading bin that is connected of the long and narrow cinder-discharging port that is connected of vacuum sweeper sealing tape and long and narrow therewith cinder-discharging port therewith
Described dummy car automatic control system is through cable and master control room interlocking, and described portable dummy car and described portable vacuum sweeper are controlled synchronous operation down by the scrambler indicating positions in dummy car automatic control system and master control room.
2. Blast Furnace Ore groove discharging dust removal installation according to claim 1 is characterized in that described dust excluding hood is the ventilative dust excluding hood that does not pass through ash.
3. Blast Furnace Ore groove discharging dust removal installation according to claim 1 is characterized in that described dust excluding hood is the board plug type dust excluding hood.
4. Blast Furnace Ore groove discharging dust removal installation according to claim 1 is characterized in that described cable adopts the cable that includes optical fiber.
5. Blast Furnace Ore groove discharging dust removal installation according to claim 1 is characterized in that described suction device is the negative pressure pneumatic conveying equipment.
6. Blast Furnace Ore groove discharging dust removal installation according to claim 5 is characterized in that being provided with tripping device in the described negative pressure pneumatic conveying equipment.
7. a Blast Furnace Ore groove discharging method for dust removal that adopts the described Blast Furnace Ore groove of claim 1 discharging dust removal installation is characterized in that adopting the portable dummy car dust-control method by portable dummy car and whole piece tape seal: at the material outlet of bunker platform, removable steel bar grid screen cloth is installed; To support sealing tape; Whole piece sealing tape bedding is on material outlet, and the two ends of adhesive tape are fixed, and the ceramic hermetically sealed wear resistant corrosion resistant bending roller on the portable dummy car blanking chute is walked around at the middle part; So that stride across the blanking chute; Because the blanking chute directly communicates with material outlet, when portable dummy car moved, ceramic hermetically sealed wear resistant corrosion resistant bending roller was rolled the adhesive tape of front and is walked around overline bridge; Then material outlet is opened; Again with the material outlet bedding, like this, the whole piece material outlet is except that portable dummy car blanking chute place behind the adhesive tape crossover-passing; Rest part is all sealed by sealing tape; Material directly is discharged into feed bin from the blanking chute, and dust is drawn onto ash unloading bin through the suction device that the sweep-up pipe between portable dummy car dust guard pollution abatement equipment and the portable vacuum sweeper dust guard pollution abatement equipment is equipped with on by portable vacuum sweeper dust guard pollution abatement equipment, and portable dummy car and portable vacuum sweeper are controlled down at automatic control system and scrambler and driven synchronous operation by frequency-conversion drive apparatus.
8. Blast Furnace Ore groove discharging method for dust removal that adopts the described Blast Furnace Ore groove of claim 1 discharging dust removal installation; It is characterized in that adopting portable vacuum sweeper and the portable vacuum sweeper dust-control method that overlaps tape seal: the long and narrow cinder-discharging port that the steel plate welding is set on ash unloading bin; Be separately fixed at two adhesive tapes with press strip and joint bolt the both sides of long and narrow cinder-discharging port; Make whole long and narrow cinder-discharging port sealing with adhesive tape and adhesive tape overlap joint, the long and narrow colter chute of portable vacuum sweeper is processed colter shape broad in the middle pointed at both ends; When portable vacuum sweeper moves; Long and narrow colter chute front end is opened sealing of adhesive tape overlap joint, and the adhesive tape of back recovers overlap joint, makes whole cinder-discharging port be in closed state all the time; Dust is discharged into ash unloading bin continuously through long and narrow colter chute; Air-flow is overflowed from the dust excluding hood on the long and narrow colter chute, and floating dust is dropped into ash unloading bin at last, and portable dummy car and portable vacuum sweeper are controlled down by frequency-conversion drive apparatus driving synchronous operation in automatic control system and scrambler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102205306A CN102086477B (en) | 2009-12-08 | 2009-12-08 | Discharging and dedusting equipment for blast furnace ore tank and dedusting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102205306A CN102086477B (en) | 2009-12-08 | 2009-12-08 | Discharging and dedusting equipment for blast furnace ore tank and dedusting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102086477A CN102086477A (en) | 2011-06-08 |
| CN102086477B true CN102086477B (en) | 2012-07-18 |
Family
ID=44098482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102205306A Active CN102086477B (en) | 2009-12-08 | 2009-12-08 | Discharging and dedusting equipment for blast furnace ore tank and dedusting method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102086477B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2339586Y (en) * | 1998-05-14 | 1999-09-22 | 安阳钢铁集团有限责任公司 | Moreable semi-tight-closed negative-pressure dust-arresting device on channel of blast furnace |
| CN101265509A (en) * | 2008-04-28 | 2008-09-17 | 中冶华天工程技术有限公司 | Blast furnace top dust-collecting equipment |
-
2009
- 2009-12-08 CN CN2009102205306A patent/CN102086477B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2339586Y (en) * | 1998-05-14 | 1999-09-22 | 安阳钢铁集团有限责任公司 | Moreable semi-tight-closed negative-pressure dust-arresting device on channel of blast furnace |
| CN101265509A (en) * | 2008-04-28 | 2008-09-17 | 中冶华天工程技术有限公司 | Blast furnace top dust-collecting equipment |
Non-Patent Citations (1)
| Title |
|---|
| JP昭59-143007A 1984.08.16 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102086477A (en) | 2011-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104150245B (en) | Material feeding notch totally-enclosed movable ventilation dust pelletizing system on the groove groove of a kind of ore deposit | |
| CN201140940Y (en) | Sealing dust removing device of movable ore slot discharging vehicle | |
| CN106731275B (en) | Independent dust pelletizing system of feed bin | |
| CN203638703U (en) | Environment-friendly unloading truck and environment-friendly unloading mechanism | |
| CN200957985Y (en) | Sealing dust collector of movable negative-pressure mineral-box discharger | |
| CN105563345A (en) | Planar roller sand blasting machine | |
| CN114162635A (en) | Ore tank dust collector | |
| CN203199625U (en) | Environment-friendly material guiding groove of belt type conveyor | |
| CN208666250U (en) | The closed dust pelletizing system of belt conveyor | |
| CN101607258B (en) | Method of dust removal for coke transportation system | |
| CN102086477B (en) | Discharging and dedusting equipment for blast furnace ore tank and dedusting method thereof | |
| CN201559993U (en) | Unloaded cleanser on belt conveyor | |
| CN205616262U (en) | From moving formula dummy car | |
| CN201276349Y (en) | Dust collecting double sealed guide chute | |
| CN204607126U (en) | Environment-friendly type reversible adhesive belt conveyor system | |
| CN216548681U (en) | Ore tank dust collector | |
| CN211619410U (en) | Dust hood for automobile discharging receiving groove | |
| CN201756361U (en) | Dust removal emptying machine set | |
| CN208732187U (en) | Blast Furnace Bunker Dust system | |
| CN203938209U (en) | Mobile discharge mouth sealing device | |
| CN112224931A (en) | Heavy plate feeder | |
| CN202156753U (en) | Dust removal catcher of high-inclination angle belt conveyor | |
| CN206621907U (en) | Feed bin independence dust pelletizing system | |
| CN204182466U (en) | Coal pulverizer pebble coal equal pressure discharge device collecting box | |
| CN204182467U (en) | Coal pulverizer pebble coal equal pressure discharge device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 114001 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee after: Anshan Iron and Steel Group Mining Co., Ltd. Address before: 114001 Anshan District, Liaoning, No. 219 Road, No. 39, Tiedong Patentee before: Angang Group Mine Company |