CN219139092U - Protection device for coal mine exploitation - Google Patents
Protection device for coal mine exploitation Download PDFInfo
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- CN219139092U CN219139092U CN202320221839.2U CN202320221839U CN219139092U CN 219139092 U CN219139092 U CN 219139092U CN 202320221839 U CN202320221839 U CN 202320221839U CN 219139092 U CN219139092 U CN 219139092U
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- dust
- coal mine
- wall
- filter screen
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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
- 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
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Abstract
The utility model provides a protection device for coal mine exploitation, which belongs to the technical field of coal mine exploitation and comprises a supporting component, a dust removing pipeline, a dust collecting box, a filtering component and a suction component, wherein the supporting component is arranged in a coal mine tunnel and is used for providing support for the inner wall of the coal mine tunnel, the dust removing pipeline is arranged on the inner wall of the supporting component, the suction component, the dust collecting box and the dust removing pipeline are sequentially connected, the suction component is used for extracting dust in the coal mine tunnel to the dust collecting box through the dust removing pipeline, and the filtering component is arranged in the dust collecting box and is used for filtering air flow entering the suction component. Compared with the prior art, the embodiment of the utility model can reduce the dust concentration in the coal mine tunnel, thereby effectively avoiding dust explosion accidents and improving the safety and the protection in the mining process.
Description
Technical Field
The utility model belongs to the technical field of coal mining, and particularly relates to a protection device for coal mining.
Background
Along with the high-speed development of national economy, the demands on coal mines on the market are also higher and higher, and the coal mining is to mine underground or open-air coal for people to use.
At present, more dust is easy to generate in the coal mining process, and the dust is dispersed in a coal mine tunnel and has the danger of dust explosion once encountering open fire after reaching a certain concentration, so that the safety of the existing coal mining environment is poor, and improvement is needed.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problem to be solved by the embodiment of the utility model is to provide a protection device for coal mine exploitation.
In order to solve the technical problems, the utility model provides the following technical scheme:
a protection device for coal mine exploitation comprises a supporting component, a dust removing pipeline, a dust collecting box, a filtering component and a suction component,
the supporting component is arranged in the coal mine tunnel and is used for supporting the inner wall of the coal mine tunnel,
the dust removing pipeline is arranged on the inner wall of the supporting component, the suction component, the dust collecting box and the dust removing pipeline are connected in sequence,
the suction component is used for sucking dust in the coal mine tunnel to the dust collection box through the dust removal pipeline,
the filter assembly is arranged inside the dust box and is used for filtering air flow entering the suction assembly.
As a further improvement of the utility model: the supporting component comprises two groups of brackets and an arc-shaped top plate fixedly arranged at the tops of the two groups of brackets,
the two groups of the support bottoms are fixedly connected with the coal mine tunnel, and the house type top plate is propped against the top wall of the coal mine tunnel.
As a further improvement of the utility model: the dust removing pipeline comprises a straight pipe arranged at the inner side of the bracket and an arc-shaped bent pipe arranged at the inner side of the arc-shaped top plate,
one end of the straight pipe is communicated with the arc-shaped bent pipe, the other end of the straight pipe is communicated with the dust box, and a plurality of through holes are formed in the side walls of the straight pipe and the arc-shaped bent pipe.
As a further improvement of the utility model: the suction component and the dust box are fixedly arranged on the side wall of one group of the bracket,
the output end of the suction component is communicated with the dust collection box through a suction pipe,
the filter assembly comprises a filter screen, and the filter screen is arranged at a port of the suction pipe communicated with the dust collection box.
As a still further improvement of the utility model: the filter screen is in a hollow spherical structure, a plurality of blades which are distributed in an annular interval are arranged on the outer wall of the filter screen,
the dust collection box is characterized in that a cleaning assembly is further arranged inside the dust collection box and is attached to the outer wall of the filter screen, and the cleaning assembly is used for cleaning dust on the outer wall of the filter screen when the filter screen rotates.
As a still further improvement of the utility model: the cleaning assembly includes an arcuate scraper blade,
one end of the arc scraping plate is fixedly connected with the inner wall of the dust box, and a notch through which the blade can pass is formed in one side of the arc scraping plate.
As a still further improvement of the utility model: an elastic piece is also arranged in the dust collection box,
one end of the elastic piece is connected with the inner wall of the dust box, the other end of the elastic piece is connected with a first supporting block, the outer wall of the filter screen is provided with a second supporting block, and the first supporting block is in running fit with the second supporting block.
As a still further improvement of the utility model: the dust collection box is characterized in that a cleaning opening is formed in the side wall of the dust collection box, and a sealing plate is hinged in the cleaning opening.
Compared with the prior art, the utility model has the beneficial effects that:
in the embodiment of the utility model, the support component is used for supporting the inner wall of the coal mine tunnel so as to prevent the coal mine tunnel from collapsing and injuring a human body, the suction component is used for pumping dust in the coal mine tunnel into the dust collection box through the dust removal pipeline, so that excessive dust in the coal mine tunnel is avoided, the threat of dust explosion is eliminated, after the dust enters the dust collection box, the dust in the air flow is filtered through the filtering component so as to ensure that the dust stays in the dust collection box, the dust is prevented from entering the suction component along with the air flow, the damage of the suction component is prevented, and compared with the prior art, the concentration of the dust in the coal mine tunnel can be reduced, thereby effectively avoiding the occurrence of dust explosion accidents and improving the safety and the protectiveness in the mining process.
Drawings
FIG. 1 is a schematic view of a coal mine protection device;
FIG. 2 is a schematic view of the cleaning assembly of the protective device for coal mine exploitation;
FIG. 3 is an enlarged schematic view of area A of FIG. 1;
in the figure: 10-supporting components, 101-vertical rods, 102-arc-shaped top plates, 20-dedusting pipelines, 201-arc-shaped bent pipes, 202-through openings, 203-straight pipes, 30-dust collection boxes, 301-sealing plates, 40-filtering components, 401-elastic pieces, 402-first supporting blocks, 403-second supporting blocks, 404-blades, 405-filter screens, 406-suction pipes, 50-suction components, 60-cleaning components, 601-arc-shaped scraping plates and 602-gaps.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Embodiments of the present patent are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present patent and are not to be construed as limiting the present patent.
Referring to fig. 1, the present embodiment provides a protection device for coal mine exploitation, which comprises a support assembly 10, a dust removal pipeline 20, a dust collection box 30, a filtering assembly 40 and a suction assembly 50, wherein the support assembly 10 is arranged inside a coal mine tunnel and is used for providing support for the inner wall of the coal mine tunnel, the dust removal pipeline 20 is arranged on the inner wall of the support assembly 10, the suction assembly 50, the dust collection box 30 and the dust removal pipeline 20 are sequentially connected, the suction assembly 50 is used for extracting dust inside the coal mine tunnel to the dust collection box 30 through the dust removal pipeline 20, and the filtering assembly 40 is arranged inside the dust collection box 30 and is used for filtering air flow entering the suction assembly 50.
The support assembly 10 is used for supporting the inner wall of the coal mine tunnel so as to prevent the coal mine tunnel from collapsing and injuring a human body by smashing, the suction assembly 50 is used for pumping dust in the coal mine tunnel to the inside of the dust collection box 30 through the dust removal pipeline 20, so that excessive dust in the coal mine tunnel is avoided, the threat of dust explosion is eliminated, after the dust enters the inside of the dust collection box 30, the dust in the air flow is filtered through the filtering assembly 40, so that the dust is ensured to stay in the inside of the dust collection box 30, the dust is prevented from entering the suction assembly 50 along with the air flow, and the damage to the suction assembly 50 is prevented.
Referring to fig. 1, in one embodiment, the support assembly 10 includes two sets of brackets 101 and an arc-shaped top plate 102 fixedly disposed on top of the two sets of brackets 10, the bottoms of the two sets of brackets 101 are fixedly connected with the coal mine tunnel, and the house-type top plate 102 is propped against the top wall of the coal mine tunnel, so as to avoid the collapse of the seam on the top of the coal mine tunnel and injury to the human body.
Referring to fig. 1, in one embodiment, the dust removing pipe 20 includes a straight pipe 203 disposed inside the bracket 101 and an arc-shaped bent pipe 201 disposed inside the arc-shaped top plate 201, one end of the straight pipe 203 is communicated with the arc-shaped bent pipe 201, the other end is communicated with the dust box 30, and a plurality of openings 202 are disposed on the side walls of the straight pipe 203 and the arc-shaped bent pipe 201.
Dust in the coal mine tunnel is sucked into the arc-shaped bent pipe 201 and the straight pipe 203 through the through hole 202 by the suction assembly 50, and then enters the dust collection box 30 through the straight pipe 203 for temporary storage, so that the dust concentration in the coal mine tunnel is prevented from being too high, and the safety accident of dust explosion is prevented.
Referring to fig. 1 and 3, in one embodiment, the suction assembly 50 and the dust box 30 are fixedly mounted on a set of side walls of the support frame 10, the output end of the suction assembly 50 communicates with the dust box 30 through a suction pipe 406, and the filter assembly 40 includes a filter screen 405, and the filter screen 405 is disposed at a port where the suction pipe 406 communicates with the dust box 30.
When the dust enters the dust box 30, the airflow can pass through the filter screen 405, and the dust carried in the airflow stays at one side of the filter screen 405, so that the dust is prevented from entering the suction assembly 50 along with the airflow, and damage to the suction assembly 50 is prevented.
Referring to fig. 3, in an embodiment, the filter screen 405 is in a hollow spherical structure, a plurality of blades 404 distributed in a ring shape at intervals are disposed on an outer wall of the filter screen 405, a cleaning assembly 60 is further disposed inside the dust box 30, the cleaning assembly 60 is attached to an outer wall of the filter screen 405, and when the filter screen 405 rotates, the cleaning assembly 60 is used for cleaning dust on the outer wall of the filter screen 405.
After the air current carries the dust and gets into dust collection box 30 inside, the air current acts on blade 404, and then promotes the filter screen 405 that is globular structure and rotate, can strike off the dust of being detained on the filter screen 405 outer wall through cleaning assembly 60 this moment, realizes the automatic clearance of dust, avoids the dust on the filter screen 405 outer wall too much and then causes filter screen 405's jam, guarantees that filter screen 405 can be continuous to follow-up dust filtration.
Referring to fig. 3, in one embodiment, the cleaning assembly 60 includes an arc-shaped scraper 601, one end of the arc-shaped scraper 601 is fixedly connected with the inner wall of the dust box 30, and a notch 602 through which the blade 404 can pass is formed on one side of the arc-shaped scraper 601.
When the air flow pushes the blades 404 to drive the filter screen 405 to rotate, dust retained on the outer wall of the filter screen 405 can be scraped by the arc-shaped scraping plate 601, so that the filter screen 405 can be automatically cleaned, and the blades 404 can be penetrated by the gaps 602 while the filter screen 405 rotates, so that the arc-shaped scraping plate 601 can be prevented from obstructing the rotation of the filter screen 405.
Referring to fig. 3, in an embodiment, an elastic member 401 is further disposed inside the dust box 30, one end of the elastic member 401 is connected to an inner wall of the dust box 30, the other end is connected to a first supporting block 402, a second supporting block 403 is disposed on an outer wall of the filter screen 405, and the first supporting block 403 is in running fit with the second supporting block 403.
The elastic support is provided for the filter screen 405 through the elastic member 401, so that the filter screen 405 with a spherical structure can be attached to the port of the suction pipe 406, and when the blade 404 drives the filter screen 405 to rotate, the second support block 403 rotates compared with the first support block 402.
In one embodiment, the elastic member 401 may be a spring, or may be a metal elastic sheet, which is not limited herein.
Referring to fig. 3, in one embodiment, a cleaning opening is formed on a side wall of the dust box 30, and a sealing plate 301 is hinged in the cleaning opening.
By periodically opening the sealing plate 301, dust inside the dust box 30 can be cleaned out of the dust box 30 through the cleaning port.
In one embodiment, the suction assembly 50 is a negative pressure blower.
In the embodiment of the utility model, the support assembly 10 is used for supporting the inner wall of the coal mine tunnel so as to prevent the coal mine tunnel from collapsing and injuring the human body, the suction assembly 50 is used for pumping dust in the coal mine tunnel into the dust collection box 30 through the dust removal pipeline 20, so that excessive dust in the coal mine tunnel is avoided, the threat of dust explosion is eliminated, after the dust enters the dust collection box 30, the dust in the air flow is filtered through the filter assembly 40 so as to ensure that the dust stays in the dust collection box 30, the dust is prevented from entering the suction assembly 50 along with the air flow, the damage to the suction assembly 50 is prevented, and compared with the prior art, the concentration of the dust in the coal mine tunnel is reduced, thereby effectively avoiding the dust explosion accident and improving the safety and the protectiveness in the mining process.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (8)
1. A protection device for coal mine exploitation is characterized by comprising a supporting component, a dust removing pipeline, a dust collecting box, a filtering component and a suction component,
the supporting component is arranged in the coal mine tunnel and is used for supporting the inner wall of the coal mine tunnel,
the dust removing pipeline is arranged on the inner wall of the supporting component, the suction component, the dust collecting box and the dust removing pipeline are connected in sequence,
the suction component is used for sucking dust in the coal mine tunnel to the dust collection box through the dust removal pipeline,
the filter assembly is arranged inside the dust box and is used for filtering air flow entering the suction assembly.
2. A coal mine opening guard according to claim 1, wherein the support assembly comprises two sets of brackets and an arcuate roof fixedly disposed atop the two sets of brackets,
the two groups of support bottoms are fixedly connected with the coal mine tunnel, and the arc-shaped top plate is propped against the top wall of the coal mine tunnel.
3. A coal mine opening protection apparatus as set forth in claim 2 wherein said dust removal duct comprises a straight tube disposed inside said bracket and an arcuate bent tube disposed inside said arcuate roof,
one end of the straight pipe is communicated with the arc-shaped bent pipe, the other end of the straight pipe is communicated with the dust box, and a plurality of through holes are formed in the side walls of the straight pipe and the arc-shaped bent pipe.
4. A coal mine opening guard according to claim 2 wherein said suction assembly and said dust bin are fixedly mounted to one of said support frame side walls,
the output end of the suction component is communicated with the dust collection box through a suction pipe,
the filter assembly comprises a filter screen, and the filter screen is arranged at a port of the suction pipe communicated with the dust collection box.
5. The protection device for coal mine exploitation according to claim 4, wherein the filter screen is of a hollow spherical structure, a plurality of blades distributed in annular intervals are arranged on the outer wall of the filter screen,
the dust collection box is characterized in that a cleaning assembly is further arranged inside the dust collection box and is attached to the outer wall of the filter screen, and the cleaning assembly is used for cleaning dust on the outer wall of the filter screen when the filter screen rotates.
6. A coal mine opening guard according to claim 5, wherein the cleaning assembly comprises an arcuate scraper,
one end of the arc scraping plate is fixedly connected with the inner wall of the dust box, and a notch through which the blade can pass is formed in one side of the arc scraping plate.
7. A coal mine opening protection device as claimed in claim 4, wherein the dust box is further provided with an elastic member,
one end of the elastic piece is connected with the inner wall of the dust box, the other end of the elastic piece is connected with a first supporting block, the outer wall of the filter screen is provided with a second supporting block, and the first supporting block is in running fit with the second supporting block.
8. The coal mine opening protection device according to claim 4, wherein the dust box side wall is provided with a cleaning opening, and a sealing plate is hinged in the cleaning opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320221839.2U CN219139092U (en) | 2023-02-15 | 2023-02-15 | Protection device for coal mine exploitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320221839.2U CN219139092U (en) | 2023-02-15 | 2023-02-15 | Protection device for coal mine exploitation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219139092U true CN219139092U (en) | 2023-06-06 |
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ID=86597342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320221839.2U Active CN219139092U (en) | 2023-02-15 | 2023-02-15 | Protection device for coal mine exploitation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219139092U (en) |
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2023
- 2023-02-15 CN CN202320221839.2U patent/CN219139092U/en active Active
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