CN115121479A - Bed surface hole dust cleaning mechanism suitable for dry coal separator and using method thereof - Google Patents
Bed surface hole dust cleaning mechanism suitable for dry coal separator and using method thereof Download PDFInfo
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- CN115121479A CN115121479A CN202210870969.9A CN202210870969A CN115121479A CN 115121479 A CN115121479 A CN 115121479A CN 202210870969 A CN202210870969 A CN 202210870969A CN 115121479 A CN115121479 A CN 115121479A
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- Prior art keywords
- dust
- bed surface
- cleaning mechanism
- dry coal
- gas
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- 239000000428 dust Substances 0.000 title claims abstract description 81
- 239000003245 coal Substances 0.000 title claims abstract description 76
- 238000004140 cleaning Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000012423 maintenance Methods 0.000 claims abstract description 12
- 238000002347 injection Methods 0.000 claims description 21
- 239000007924 injection Substances 0.000 claims description 21
- 239000007921 spray Substances 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 6
- 230000010405 clearance mechanism Effects 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B7/00—Selective separation of solid materials carried by, or dispersed in, gas currents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/52—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/08—Cleaning arrangements
Landscapes
- Cleaning In General (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a bed surface hole dust cleaning mechanism suitable for a dry-method coal separator and a using method thereof. This bed surface hole dust clearance mechanism suitable for dry process coal picker and application method thereof possesses the clearance function, can avoid influencing the condition emergence that the shower nozzle normally gives vent to anger because of the dust accumulation, and then ensures its effect of getting rid of to dust in the coal pile for coal reaches the service standard, still is convenient for maintain, has ensured the normal clear of work when reducing the maintenance cost, and the practicality is stronger.
Description
Technical Field
The invention belongs to the technical field of dry coal separation, and particularly relates to a bed surface hole dust cleaning mechanism suitable for a dry coal separator and a using method thereof.
Background
Coal dressing is a process of separating clean coal meeting the user quality requirements from raw coal. The coal for coking has certain requirements on ash content and sulfur content, and cleaned coal is required to be used. The lithofacies composition of coal, as well as the quantity, type, nature and distribution of minerals in the coal, are factors that influence the selectivity of coal. The common processes of coal preparation plants include jigging, dense medium cyclones, dense medium shallow slots, moving sieve jigging, flotation and the like aiming at the difficulty of raw coal selectivity. The technology has obvious technical advantages and is a dry coal preparation technology.
When the existing wind-driven coal separator for dry coal separation operates, the raw coal is mostly in a suspension state through the wind power of densely arrayed bed surface holes in the wind-driven coal separator, and then separation is realized in the following process. During the process of sorting coal, the holes on the bed surface are often blocked by slack coal or dust in the coal char. In the prior art, an intermittent blowing technology is adopted to realize the cleaning work of bed surface holes in a dense array. However, dust accumulation is easy to occur at the air outlet end of the bed surface hole, and long-term dust accumulation easily influences normal air outlet of the air outlet end, so that the cleaning effect of the bed surface hole is reduced.
Disclosure of Invention
Based on the technical problems in the prior art, the invention provides a bed surface hole dust cleaning mechanism suitable for a dry coal separator and a using method thereof, so as to solve the problems in the background technology.
According to a first aspect of the technical scheme of the invention, a bed surface hole dust cleaning mechanism suitable for a dry coal separator is provided, which comprises a shell; fixed mounting has pipeline in the casing, and the one end of casing is the rectangular array and has seted up a plurality of logical grooves, and is a plurality of all demountable installation have jet-propelled subassembly through the inslot, and a plurality of jet-propelled subassemblies put through in pipeline jointly.
The air injection assembly comprises an end plate, one side, away from the conveying pipeline, of the end plate is in a rectangular array and provided with a plurality of round holes, and the spray heads are fixedly mounted in the round holes. Further, one side of end plate is seted up the circular slot that supplies the fixed setting of servo motor between two parties, and fixed mounting has the support on servo motor's the motor shaft, the symmetric construction has two flexible dust removal boards on the outer fringe face of support, and keeps away from one side symmetric construction of end plate on the outer fringe face of support and has two flexible dust removal strips.
Preferably, the conveying pipeline comprises a gas pipe fixedly arranged between the two sides in the shell, a valve is fixedly arranged at one end of the gas pipe extending out of the shell, and a flange plate is fixedly arranged on one side of the valve far away from the gas pipe.
Preferably, a plurality of round holes are arranged on one side of the gas pipe facing the gas injection assembly at equal intervals, and round pipes are constructed in the round holes.
Preferably, one end of the circular tube, which is far away from the gas transmission pipe, is fixedly connected with a three-way pipe, and two ends of the three-way pipe are fixedly provided with a first connector.
Preferably, one side of the end plate, which faces the shell, is provided with a support frame which penetrates through the through groove, and one sides of the top end and the bottom end, which are far away from the end plate, in the support frame are provided with support plates.
Preferably, a second connector is fixedly installed between the opposite surfaces of the two support plates, the second connector is connected to the first connector, and an air inlet pipe fixedly connected to one ends of the four nozzles is installed at one end, far away from the first connector, of the second connector.
Preferably, one side of the end plate, which is far away from the shell, is provided with four through holes in a rectangular array, fixing bolts are movably arranged in the four through holes, and one end of each fixing bolt, which penetrates through the through holes, is connected in the shell in a threaded manner.
Preferably, the both sides of casing are all constructed towards the one end of jet-propelled subassembly and are extended the ear, and extend the top and the bottom of ear one side and all seted up the through-hole.
According to a second aspect of the technical scheme of the invention, a method for using a bed surface hole dust cleaning mechanism for a dry coal separator is provided, which comprises the following steps:
s1, equipment installation
The mechanism can be fixed by respectively penetrating the prepared bolts through the four through holes on the two extending lugs and screwing the bolts into the mounting position in the dry coal separator, and then communicating the pipeline for conveying gas with the gas conveying pipe with the help of the flange plate;
s2, removing dust from coal
Coal entering the dry coal separator moves to the lower part of the shell, is started through the dry coal separator, is externally provided with equipment for conveying gas, opens a valve, conveys the gas into a gas conveying pipe through the equipment, and respectively enters a plurality of gas inlet pipes under the distribution of a plurality of three-way pipes, so that the gas is sprayed out by a spray head to remove dust from a coal pile;
s3, cleaning after dust removal
After dust removal, dust is accumulated on the surface of the spray head, the servo motor is started to drive the support to rotate, the two flexible dust removing plates can be driven to clean the surface of the servo motor, and the two flexible dust removing strips are driven to clean the dust at the ports of the spray heads simultaneously, so that the dust is prevented from being blocked;
s4, daily maintenance
During maintenance, the first connector can be screwed to separate the three-way pipe from the air inlet pipe, and then the plurality of fixing bolts in the end plate are screwed out, so that the air injection assembly can be detached to be replaced and maintained.
Compared with the prior art, the bed surface hole dust cleaning mechanism applicable to the dry coal separator and the using method thereof have the following technical effects and advantages:
1. according to the arrangement of the air injection assembly, when dust is accumulated on the surface of the spray head, the servo motor can be started, the support is driven to rotate through the servo motor, so that the two flexible dust removing plates are driven to clean the surface of the servo motor, and the two flexible dust removing strips are driven to clean the dust at the ports of the spray heads simultaneously, so that the condition that the normal air outlet of the spray heads is influenced due to the dust accumulation is avoided, the effect of removing the dust in a coal pile is further ensured, and the coal reaches the use standard.
2. By means of the arrangement of the air injection assembly and the conveying pipeline, the three-way pipe is separated from the air inlet pipe by screwing the joint I, and then the fixing bolts in the end plate are screwed out, so that the air injection assembly can be detached from the shell, workers can replace and maintain the air injection assembly conveniently, the use is convenient, the maintenance cost is reduced, and meanwhile, the normal operation of work is guaranteed.
Drawings
FIG. 1 is a schematic structural view of a dust cleaning mechanism for a bed surface hole of a dry coal separator according to the present invention;
FIG. 2 is a schematic view of the disassembly of a dust cleaning mechanism for a hole in a bed surface of a dry coal separator according to the present invention;
FIG. 3 is a schematic structural view of a conveying pipeline in a dust cleaning mechanism for holes on a bed surface of a dry coal separator according to the present invention;
fig. 4 is a schematic structural view of the air injection unit of the present invention.
In the figure: 1. a housing; 101. a through groove; 2. a delivery line; 201. a gas delivery pipe; 202. a valve; 203. a flange plate; 204. a circular tube; 205. a three-way pipe; 206. a first connector; 3. a gas injection assembly; 301. an end plate; 302. a spray head; 303. a servo motor; 304. a support; 305. a flexible dust removal plate; 306. a support frame; 307. a support plate; 308. a second joint; 309. an air inlet pipe; 310. fixing the bolt; 4. the ears are extended.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a bed surface hole dust cleaning mechanism suitable for a dry coal separator, which comprises a shell; fixed mounting has pipeline in the casing, and the one end of casing is the rectangular array and has seted up a plurality of logical grooves, and is a plurality of all demountable installation have jet-propelled subassembly through the inslot, and a plurality of jet-propelled subassemblies put through in pipeline jointly. Wherein, the jet-propelled subassembly includes the end plate, one side that the delivery pipeline was kept away from to the end plate is the rectangle array and has seted up a plurality of round holes, and the equal fixed mounting in a plurality of round holes has the shower nozzle. Further, one side of end plate is seted up the circular slot that supplies the fixed setting of servo motor between two parties, and fixed mounting has the support on servo motor's the motor shaft, the symmetric construction has two flexible dust removal boards on the outer fringe face of support, and keeps away from one side symmetric construction of end plate on the outer fringe face of support and has two flexible dust removal strips.
Preferably, the conveying pipeline comprises a gas pipe fixedly arranged between the two sides in the shell, a valve is fixedly arranged at one end of the gas pipe extending out of the shell, and a flange plate is fixedly arranged on one side of the valve far away from the gas pipe.
Two fixed mounting has joint two between the face in opposite directions of backup pad, and connects two to connect in joint one, the one end that connects two to keep away from joint one installs the intake pipe of fixed connection in four shower nozzles one end.
Preferably, one side of the end plate, which is far away from the shell, is provided with four through holes in a rectangular array, fixing bolts are movably arranged in the four through holes, and one end of each fixing bolt, which penetrates through the through holes, is connected in the shell in a threaded manner.
Preferably, the both sides of casing are all constructed towards the one end of jet-propelled subassembly and are extended the ear, and extend the top and the bottom of ear one side and all seted up the through-hole.
The invention will be further explained with reference to the drawings.
As shown in fig. 1, 2 and 4, in order to further ensure the effect of the nozzle 302 on removing dust in a coal pile and enable coal to reach a use standard, the dust cleaning mechanism for the bed surface hole of the dry coal separator comprises a casing 1, a conveying pipeline 2 is fixedly installed in the casing 1, a plurality of through grooves 101 are formed in one end of the casing 1 in a rectangular array, an air injection assembly 3 is detachably installed in each through groove 101, the air injection assemblies 3 are jointly communicated with the conveying pipeline 2, each air injection assembly 3 comprises an end plate 301, a plurality of round holes are formed in one side of the end plate 301, which is far away from the conveying pipeline 2, in a rectangular array, the nozzle 302 is fixedly installed in each round hole, a round groove for fixing the servo motor 303 is formed in the middle of one side of the end plate 301, a support 304 is fixedly installed on a motor shaft of the servo motor 303, two flexible dust removing plates 305 are symmetrically constructed on the outer edge surface of the support 304, and keep away from one side symmetry structure of end plate 301 on the outer fringe face of support 304 and have two flexible dust removal strips, when the surface accumulation of shower nozzle 302 has the dust, can start servo motor 303, drive support 304 through servo motor 303 and rotate, in order to drive two flexible dust removal boards 305 and clear up servo motor 303's surface, drive two flexible dust removal strips simultaneously again and clear up the dust of a plurality of shower nozzle 302 port departments, in order to avoid influencing the condition emergence that shower nozzle 302 normally gives vent to anger because of the dust accumulation, and then ensure its effect of getting rid of to the dust in the coal pile, make coal reach service standard.
In order to facilitate the replacement and maintenance of the dust cleaning mechanism for the bed surface hole of the dry coal separator by workers, so as to reduce the maintenance cost and ensure the normal operation of the coal separation, as shown in fig. 1, 3 and 4, specifically, the conveying pipeline 2 in the dust cleaning mechanism for the bed surface hole of the dry coal separator comprises a gas conveying pipe 201 fixedly installed between two sides in the casing 1 in the middle, a valve 202 is fixedly installed at one end of the gas conveying pipe 201 extending out of the casing 1, a flange 203 is fixedly arranged at one side of the valve 202 away from the gas conveying pipe 201, a plurality of circular holes are equidistantly arranged at one side of the gas conveying pipe 201 facing the air injection assembly 3, a circular pipe 204 is constructed in each circular hole, a three-way pipe 205 is fixedly connected to one end of the circular pipe 204 away from the gas conveying pipe 201, a first connector 206 is fixedly installed at two ends of the three-way pipe 205, a support frame 306 penetrating through the through groove 101 is constructed at one side of the end plate 301 facing the casing 1, and supporting plates 307 are respectively arranged at the top end and the bottom end of the supporting frame 306 far away from the end plate 301, a second joint 308 is fixedly arranged between the opposite surfaces of the two supporting plates 307, the second joint 308 is connected to the first joint 206, an air inlet pipe 309 fixedly connected to one end of each of the four nozzles 302 is installed at one end of the second joint 308 away from the first joint 206, four through holes are formed in a rectangular array on one side of the end plate 301 away from the shell 1, and the four through holes are all movably provided with fixing bolts 310, one end of each fixing bolt 310 penetrating through the through hole is connected in the shell 1 in a threaded manner, the tee 205 is disconnected from the inlet pipe 309 by screwing the first connector 206, and then the plurality of fixing bolts 310 in the end plate 301 are screwed out, thereby can pull down jet-propelled subassembly 3 by in the casing 1, make things convenient for the staff to change and maintain it, convenient to use has ensured the normal clear of work when reducing the maintenance cost.
In order to complete the fixed setting of the dust cleaning mechanism for the bed surface hole of the dry coal separator, as shown in fig. 1, specifically, the two sides of the casing 1 are both constructed with extension lugs 4 towards one end of the air injection assembly 3, and the top end and the bottom end of one side of each extension lug 4 are both provided with through holes, and the fixed setting of the mechanism can be completed by respectively passing bolts prepared in advance through four through holes on the two extension lugs 4 and screwing the bolts into the installation positions in the dry coal separator.
The invention discloses a using method of a bed surface hole dust cleaning mechanism suitable for a dry coal separator, which is used for the bed surface hole dust cleaning mechanism suitable for the dry coal separator and comprises the following steps:
step S1, equipment installation
The mechanism can be fixed by respectively penetrating the prepared bolts through the four through holes on the two extending lugs 4 and screwing the bolts into the mounting position in the dry coal separator, and then communicating the pipeline for conveying gas with the gas conveying pipe 201 with the help of the flange plate 203;
step S2, removing dust from coal
Coal entering the dry coal separator moves to the lower part of the shell 1, is started through the dry coal separator, is externally provided with equipment for conveying gas, opens a valve 202, conveys the gas into a gas conveying pipe 201 through the equipment, and respectively enters a plurality of gas inlet pipes 309 under the distribution of a plurality of three-way pipes 205, so that the gas is sprayed out from a spray head 302 to remove dust from a coal pile;
step S3, cleaning after dust removal
After dust removal, dust is accumulated on the surface of the spray heads 302, the servo motor 303 is started to drive the support 304 to rotate, so that the two flexible dust removal plates 305 can be driven to clean the surface of the servo motor 303, and the two flexible dust removal strips are driven to clean the dust at the ports of the spray heads 302 at the same time, so that the blockage of the spray heads is avoided;
step S4, daily maintenance
During maintenance, the first connector 206 can be screwed to separate the three-way pipe 205 from the air inlet pipe 309, and then the plurality of fixing bolts 310 in the end plate 301 can be screwed out, so that the air injection assembly 3 can be detached for replacement and maintenance.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still make modifications to the technical solutions described in the foregoing embodiments, or make equivalent substitutions and improvements to part of the technical features of the foregoing embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A bed surface hole dust cleaning mechanism suitable for a dry coal separator comprises a shell (1);
the air injection device is characterized in that a conveying pipeline (2) is fixedly mounted in the shell (1), one end of the shell (1) is in a rectangular array and is provided with a plurality of through grooves (101), the through grooves (101) are internally provided with air injection assemblies (3) in a detachable mode, and the air injection assemblies (3) are communicated with the conveying pipeline (2) together.
2. The dust cleaning mechanism for the bed surface hole of the dry coal separator is characterized in that the air injection assembly (3) comprises an end plate (301), a plurality of round holes are formed in a rectangular array on one side of the end plate (301) far away from the conveying pipeline (2), and a spray head (302) is fixedly mounted in each round hole.
3. The dust cleaning mechanism for the bed surface hole of the dry coal separator is characterized in that a circular groove for fixing the servo motor (303) is formed in the center of one side of the end plate (301), a support (304) is fixedly installed on a motor shaft of the servo motor (303), two flexible dust removing plates (305) are symmetrically constructed on the outer edge surface of the support (304), and two flexible dust removing strips are symmetrically constructed on one side, far away from the end plate (301), of the outer edge surface of the support (304).
4. The bed surface hole dust cleaning mechanism suitable for the dry coal separator as claimed in claim 1, wherein the conveying pipeline (2) comprises a gas conveying pipe (201) fixedly installed in the casing (1) in the middle between two sides, a valve (202) is fixedly installed at one end of the gas conveying pipe (201) extending out of the casing (1), and a flange (203) is fixedly arranged on one side of the valve (202) far away from the gas conveying pipe (201).
5. The dust cleaning mechanism for the bed surface hole of the dry coal separator as claimed in claim 4, wherein a plurality of round holes are formed in one side of the gas pipe (201) facing the gas injection assembly (3) at equal intervals, and a round pipe (204) is formed in each round hole.
6. The dust cleaning mechanism for the holes on the bed surface of the dry coal separator as claimed in claim 5, wherein a three-way pipe (205) is fixedly connected to one end of the circular pipe (204) far away from the gas pipe (201), and a first connector (206) is fixedly mounted at both ends of the three-way pipe (205).
7. The dust cleaning mechanism for the bed surface hole of the dry coal separator is characterized in that a side, facing the shell (1), of the end plate (301) is provided with a support frame (306) penetrating through the through groove (101), and a side, far away from the end plate (301), of the inner top end and the bottom end of the support frame (306) is provided with a support plate (307).
8. The dust cleaning mechanism for the bed surface hole of the dry coal separator as recited in claim 7, wherein a second joint (308) is fixedly installed between the facing surfaces of the two support plates (307), the second joint (308) is connected to the first joint (206), and an air inlet pipe (309) fixedly connected to one end of the four nozzles (302) is installed at one end of the second joint (308) far away from the first joint (206).
9. A method for using a dust cleaning mechanism for a hole in a bed surface, which is applied to the dust cleaning mechanism for the hole in the bed surface of the dry coal separator as claimed in any one of claims 1 to 8, comprising the following steps:
s1, equipment installation
The mechanism can be fixed by respectively penetrating the prepared bolts through the four through holes on the two extending lugs (4) and screwing the bolts into the mounting position in the dry coal separator, and then connecting the pipeline for conveying gas with the gas conveying pipe (201) with the help of the flange plate (203);
s2, removing dust from coal
Coal entering a dry coal separator moves to the lower part of a shell (1), is started through the dry coal separator, is externally provided with equipment for conveying gas, opens a valve (202), conveys the gas into a gas conveying pipe (201) through the equipment, and respectively enters a plurality of gas inlet pipes (309) under the distribution of a plurality of three-way pipes (205), so that the coal is sprayed out by a spray head (302) to remove dust from a coal pile;
s3, cleaning after dust removal
After dust is removed, dust is accumulated on the surfaces of the nozzles (302), the servo motor (303) is started to drive the support (304) to rotate, the two flexible dust removing plates (305) can be driven to clean the surfaces of the servo motor (303), and the two flexible dust removing strips are driven to clean the dust at the ports of the nozzles (302) at the same time, so that the nozzles are prevented from being blocked;
s4, daily maintenance
During maintenance, the first connector (206) can be screwed to separate the three-way pipe (205) from the air inlet pipe (309), and then a plurality of fixing bolts (310) in the end plate (301) are screwed out, so that the air injection assembly (3) can be detached and replaced and maintained.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210870969.9A CN115121479B (en) | 2022-07-23 | 2022-07-23 | Bed surface hole dust cleaning mechanism suitable for dry coal separator and use method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210870969.9A CN115121479B (en) | 2022-07-23 | 2022-07-23 | Bed surface hole dust cleaning mechanism suitable for dry coal separator and use method thereof |
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| CN115121479A true CN115121479A (en) | 2022-09-30 |
| CN115121479B CN115121479B (en) | 2024-03-01 |
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| CN1593774A (en) * | 2003-09-12 | 2005-03-16 | 唐山市神州机械有限公司 | Dry-process separating bed, combined type dry-process separator adopting the separating bed and separating device |
| WO2012007960A1 (en) * | 2010-07-14 | 2012-01-19 | Ingwenya Mineral Tech P. Ltd. | A mineral jig |
| CN102652940A (en) * | 2012-05-14 | 2012-09-05 | 中国矿业大学 | Gas-solid fluidized bed sorting machine based on pulse airflow |
| WO2016088558A1 (en) * | 2014-12-02 | 2016-06-09 | 株式会社サタケ | Ejector for granular material color sorting machine |
| CN206325683U (en) * | 2016-12-12 | 2017-07-14 | 徐州北博干法选煤科技有限公司 | The air-distribution device of new dry process cleaning unit |
| CN209406888U (en) * | 2018-12-26 | 2019-09-20 | 合肥卓海智能科技有限公司 | A kind of ore intelligence dry-dressing machine high-pressure spray gun device |
| KR102029166B1 (en) * | 2019-03-07 | 2019-10-07 | 한국지질자원연구원 | Dry type separation device easy to control airflow range |
| CN213912891U (en) * | 2020-10-27 | 2021-08-10 | 辽宁圣诺美科技实业有限公司 | Coal processing dust collector with drying function |
| CN113510090A (en) * | 2021-04-25 | 2021-10-19 | 安徽捷泰智能科技有限公司 | Nozzle structure for color sorter |
| CN216397118U (en) * | 2021-08-19 | 2022-04-29 | 湖南军芃科技股份有限公司 | Ore sorting facilities's gas distribution pipe nozzle device based on XRT technique |
| CN113843052A (en) * | 2021-08-27 | 2021-12-28 | 贵州省煤炭产品质量监督检验院 | Fly ash flotation separation equipment |
| CN114191976A (en) * | 2021-12-10 | 2022-03-18 | 朝阳黑猫伍兴岐炭黑有限责任公司 | Automatic purging system for carbon black flue gas desulfurization oxidation air pipeline |
| CN216788748U (en) * | 2021-12-13 | 2022-06-21 | 枣庄恒发矿用机电设备有限公司 | Ventilator for coal mine tunnel |
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