CN219859590U - Unloading dust collector is used in mine - Google Patents
Unloading dust collector is used in mine Download PDFInfo
- Publication number
- CN219859590U CN219859590U CN202320815729.9U CN202320815729U CN219859590U CN 219859590 U CN219859590 U CN 219859590U CN 202320815729 U CN202320815729 U CN 202320815729U CN 219859590 U CN219859590 U CN 219859590U
- Authority
- CN
- China
- Prior art keywords
- dust
- protective cover
- blanking
- pipe
- mine
- 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.)
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Links
- 239000000428 dust Substances 0.000 title claims abstract description 48
- 239000010883 coal ash Substances 0.000 claims abstract description 33
- 230000001681 protective effect Effects 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000009423 ventilation Methods 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 238000005507 spraying Methods 0.000 claims abstract description 4
- 239000003245 coal Substances 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 6
- 239000007921 spray Substances 0.000 description 5
- 239000002817 coal dust Substances 0.000 description 4
- 239000003595 mist Substances 0.000 description 3
- 239000003818 cinder Substances 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The utility model discloses a mine blanking dust removing device, belongs to the technical field of dust removal in a mine coal conveying process, and solves the technical problem that coal ash generated in a blanking process of a blanking pipeline floats in a roadway to cause harm to the health of miners. The dust removing device comprises a protective cover arranged at the lower end of a blanking pipe, and is characterized in that: a plurality of ventilation holes are formed in the protective cover; a dust hood is sleeved on each filter screen, a plurality of exhaust fans matched with the dust hoods are mounted on the outer wall of the discharging pipe, the air inlet end of each exhaust fan is respectively communicated with the plurality of dust hoods, and the exhaust fans are used for sucking out coal ash in the protective cover through the dust hoods; the protective cover is sleeved with an annular water pipe, a plurality of atomizing nozzles are installed at intervals at the bottom of the annular water pipe, the atomizing nozzles face the discharge port of the protective cover, and the atomizing nozzles are used for spraying water and dust to the discharge port of the protective cover.
Description
Technical Field
The utility model belongs to the technical field of dust removal in a mine coal conveying process, and particularly relates to a blanking dust removal device for a mine.
Background
In the process of conveying the coal blocks to the conveying belt conveyor through the blanking pipeline, a large amount of coal ash and coal dust can be generated due to mutual friction among the coal blocks; the coal ash and the coal dust can cause harm to the health of miners, and the coal ash and the coal dust float to a system roadway can increase the working pressure of dust-removing personnel, so that the dust removal is needed to be carried out on a blanking opening of a blanking pipeline, the content of the coal ash sucked into the body by the miners is reduced, the content of the coal dust floating in the roadway is reduced, and the working pressure of the dust-removing personnel is reduced.
Disclosure of Invention
The utility model aims to provide a mine blanking dust removing device, which aims to solve the technical problem that coal ash generated in the blanking process of a blanking pipeline floats in a roadway to cause harm to the health of miners.
The utility model adopts the following technical scheme: the blanking dust removing device for the mine comprises a protective cover arranged at the lower end of a blanking pipe, wherein a plurality of ventilation holes are formed in the protective cover, and a filter screen is arranged in each ventilation hole;
a dust hood is sleeved on each filter screen, a plurality of exhaust fans matched with the dust hoods are mounted on the outer wall of the discharging pipe, the air inlet end of each exhaust fan is respectively communicated with the plurality of dust hoods, and the exhaust fans are used for sucking out coal ash in the protective cover through the dust hoods;
the protective cover is sleeved with an annular water pipe, a plurality of atomizing nozzles are installed at intervals at the bottom of the annular water pipe, the atomizing nozzles face the discharge port of the protective cover, and the atomizing nozzles are used for spraying water and dust to the discharge port of the protective cover.
Further, the air outlet ends of the exhaust fans are connected with negative pressure pipes, the other ends of the negative pressure pipes are provided with conveying pipes which are communicated with one another, the conveying pipes are connected with a bag-type dust remover through communicating pipes, and the bag-type dust remover is used for collecting sucked coal ash.
Further, each exhaust fan is arranged on the outer wall of the blanking pipe through a base.
Further, the protection casing includes circular roof and the hollow cylinder of setting in circular roof bottom, circular roof is linked together with the unloading pipe lower extreme, hollow cylinder nozzle top-down reduces gradually.
The beneficial effects of the utility model are as follows: through air exhauster and filter screen that set up, can be with the coal ash partial suction that produces when the coal cinder unloading, the rethread atomizer sprays the water smoke to the coal ash that drifts through the discharge gate of protection casing for the coal ash can not float in the tunnel, has reduced the coal ash content in the miner's suction health, has reduced dust personnel's intensity of labour.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Wherein: 1. discharging pipes; 2. a protective cover; 3. an annular water pipe; 4. an atomizing nozzle; 5. a filter screen; 6. a dust hood; 7. an exhaust fan; 8. a negative pressure pipe; 9. a base; 10. a bag-type dust collector; 11. a conveying pipe.
Detailed Description
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Referring to fig. 1, a blanking dust collector for mines comprises a protective cover 2 arranged at the lower end of a blanking pipe 1, wherein a plurality of ventilation holes are formed in the protective cover 2, a filter screen 5 is arranged in each ventilation hole, the filter screen 5 is used for preventing coal blocks from escaping through the ventilation holes, and meanwhile, kinetic energy generated by falling of the coal blocks in the blanking process is also convenient for enabling coal ash to fly out through the ventilation holes;
a dust hood 6 is sleeved on each filter screen 5, the dust hood 6 is used for sealing the filter screens 5 to prevent coal ash from being scattered, a plurality of exhaust fans 7 matched with the dust hood 6 are arranged on the outer wall of the blanking pipe 1, the air inlet end of each exhaust fan 7 is respectively communicated with the plurality of dust hoods 6, the exhaust fans 7 are used for sucking the coal ash in the protective cover 2 through the dust hoods 6, and the coal ash is prevented from being scattered out through the lower end of the protective cover 2, so that harm is caused to the health of miners;
the cover is equipped with annular water pipe 3 on the protection casing 2, and annular water pipe 3 is connected with external water source, and a plurality of atomizer 4 are installed to annular water pipe 3 bottom interval, and a plurality of atomizer 4 all face the discharge gate of protection casing 2, and atomizer 4 is used for carrying out water spray dust fall to the discharge gate of protection casing 2 for the part coal ash that passes through the discharge gate of protection casing 2 can not float in the tunnel, reduces miner's absorptive coal ash content.
Through the air exhauster 7 and the filter screen 5 that set up, can be with the partly suction of coal ash that produces when the coal cinder unloading, the rethread atomizer 4 sprays the water smoke to the coal ash that drifts through the discharge gate of protection casing 2 for the coal ash can not float in the tunnel, has reduced the coal ash content in the miner's suction health, has reduced dust personnel's intensity of labour.
The air outlet ends of the exhaust fans 7 are connected with negative pressure pipes 8, the other ends of the negative pressure pipes 8 are provided with conveying pipes 11 which are communicated with one another, the conveying pipes 11 are connected with a bag-type dust remover 10 through communicating pipes, and the bag-type dust remover 10 is used for collecting sucked coal ash.
Each exhaust fan 7 is arranged on the outer wall of the blanking pipe 1 through a base 9.
The protection casing 2 includes the circular roof and sets up the hollow cylinder in circular roof bottom, and circular roof is linked together with blanking pipe 1 lower extreme, and hollow cylinder mouth top-down reduces gradually.
The working principle of the utility model is as follows: when the coal is fed through the feeding pipe 1, the exhaust fan 7 and the bag-type dust collector 10 are controlled to be started, and a control valve of an external water source is opened, so that the atomizing nozzle 4 sprays water mist to the lower end of the protective cover 2;
the kinetic energy generated when the coal blocks fall down causes a part of coal ash to float out through the air holes and be sucked out by the exhaust fan 7, and the coal ash enters the bag-type dust collector 10 through the negative pressure pipe 8 and the conveying pipe 11, and the atomizing nozzle 4 sprays water mist to the coal ash scattered out through the lower end of the protective cover 2.
According to the utility model, through the exhaust fan 7 and the filter screen 5, part of the coal ash generated during coal block blanking can be sucked out, and then the atomizing nozzle 4 is used for spraying water mist to the coal ash which drifts out through the discharge hole of the protective cover 2, so that the coal ash cannot float in a roadway, the content of the coal ash sucked into the body by miners is reduced, and the labor intensity of dust-removing personnel is reduced.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (4)
1. The blanking dust collector for the mine is characterized by comprising a protective cover (2) arranged at the lower end of a blanking pipe (1), wherein a plurality of ventilation holes are formed in the protective cover (2), and a filter screen (5) is arranged in each ventilation hole;
a dust hood (6) is sleeved on each filter screen (5), a plurality of exhaust fans (7) matched with the dust hood (6) are mounted on the outer wall of the discharging pipe (1), the air inlet end of each exhaust fan (7) is respectively communicated with the plurality of dust hoods (6), and the exhaust fans (7) are used for sucking out coal ash in the protective cover (2) through the dust hoods (6);
the novel dust-removing device is characterized in that an annular water pipe (3) is sleeved on the protective cover (2), a plurality of atomizing nozzles (4) are installed at the bottom of the annular water pipe (3) at intervals, the atomizing nozzles (4) face the discharge hole of the protective cover (2), and the atomizing nozzles (4) are used for spraying water and reducing dust to the discharge hole of the protective cover (2).
2. The blanking dust removing device for the mine as claimed in claim 1, wherein the air outlet ends of the exhaust fans (7) are connected with negative pressure pipes (8), the same communicated conveying pipe (11) is arranged at the other ends of the negative pressure pipes (8), the conveying pipe (11) is connected with a bag-type dust remover (10) through a communicating pipe, and the bag-type dust remover (10) is used for collecting sucked coal ash.
3. A blanking dust collector as claimed in claim 2, characterized in that each suction fan (7) is mounted on the outer wall of the blanking pipe (1) via a base (9).
4. The blanking dust removing device for the mine is characterized in that the protective cover (2) comprises a round upper top plate and a hollow cylinder arranged at the bottom of the round upper top plate, the round upper top plate is communicated with the lower end of the blanking pipe (1), and the cylinder mouth of the hollow cylinder is gradually reduced from top to bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320815729.9U CN219859590U (en) | 2023-04-13 | 2023-04-13 | Unloading dust collector is used in mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320815729.9U CN219859590U (en) | 2023-04-13 | 2023-04-13 | Unloading dust collector is used in mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219859590U true CN219859590U (en) | 2023-10-20 |
Family
ID=88323641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320815729.9U Active CN219859590U (en) | 2023-04-13 | 2023-04-13 | Unloading dust collector is used in mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219859590U (en) |
-
2023
- 2023-04-13 CN CN202320815729.9U patent/CN219859590U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |