CN220909740U - Underground ventilation equipment for coal mine - Google Patents
Underground ventilation equipment for coal mine Download PDFInfo
- Publication number
- CN220909740U CN220909740U CN202321634439.0U CN202321634439U CN220909740U CN 220909740 U CN220909740 U CN 220909740U CN 202321634439 U CN202321634439 U CN 202321634439U CN 220909740 U CN220909740 U CN 220909740U
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- CN
- China
- Prior art keywords
- pipeline
- fixedly connected
- frame
- coal mine
- wall
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- 238000009423 ventilation Methods 0.000 title claims abstract description 32
- 239000003245 coal Substances 0.000 title claims abstract description 31
- 238000001914 filtration Methods 0.000 claims abstract description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000007790 scraping Methods 0.000 claims abstract description 9
- 239000012535 impurity Substances 0.000 abstract description 17
- 229910052799 carbon Inorganic materials 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000003670 easy-to-clean Effects 0.000 abstract 1
- 238000011282 treatment Methods 0.000 description 10
- 239000007789 gas Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000003749 cleanliness Effects 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000011418 maintenance treatment Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
- Ventilation (AREA)
Abstract
The utility model provides underground coal mine ventilation equipment which comprises a first pipeline, wherein an induced draft fan is fixedly connected to the inner wall of the first pipeline, one end of the first pipeline is communicated with a second pipeline, a filtering piece and a cleaning piece are respectively arranged in the second pipeline, the filtering piece comprises a frame, a filtering net and an active carbon plate, the filtering net and the active carbon plate are fixedly connected in the frame, the cleaning piece comprises a supporting frame and a scraping plate, and the scraping plate is fixedly connected to the outer side of the supporting frame. The underground ventilation equipment for the coal mine solves the problems that in the existing device, only one layer of filter screen is utilized for filtering air, the filtering effect on gas is limited, residual impurities in the gas are easy to cause harm to the health of workers, the inner wall of a pipeline is not easy to clean, and the air quality is influenced by the impurities attached to the inner wall after the pipeline is used for a long time.
Description
Technical Field
The utility model relates to the technical field of underground ventilation of coal mines, in particular to underground ventilation equipment of coal mines.
Background
Mines are generic names of roadways, chambers, equipment, ground buildings and structures forming underground coal mine production systems, inclined shafts, galleries and the like in underground development of mines are sometimes also called mines, a large number of roadways are driven in order to prepare new levels, new mining areas and stoping surfaces in the mine production process, and ventilation equipment is needed to ventilate the tunneling surfaces in order to supply sufficient oxygen and gas for diluting the tunneling surfaces for workers during roadway excavation.
The comparison document CN218324923U discloses a ventilation unit in pit in colliery, can filter exhaust air through the filter plate that sets up, avoid in some air suspended coal slag and other impurity are discharged into the mine, guarantee that workman's health does not receive the influence, but only utilize one deck filter screen to air filtration to handle in the above-mentioned device, filter effect to gas is limited, remaining impurity in the gas easily causes the injury to staff's health, and the pipeline inner wall is difficult for cleanly, the attached impurity of inner wall can influence air quality after the pipeline uses for a long time, have improvement space.
Accordingly, there is a need to provide a new underground coal mine ventilation apparatus that solves the above-mentioned technical problems.
Disclosure of utility model
In order to solve the technical problems, the utility model provides the underground coal mine ventilation equipment which is convenient to use.
The underground coal mine ventilation equipment comprises a first pipeline, wherein an induced draft fan is fixedly connected to the inner wall of the first pipeline, one end of the first pipeline is communicated with a second pipeline, a filtering piece and a cleaning piece are respectively arranged in the second pipeline, the filtering piece comprises a frame, a filter screen and an active carbon plate, the filter screen and the active carbon plate are fixedly connected in the frame, the cleaning piece comprises a supporting frame and a scraping plate, and the scraping plate is fixedly connected to the outer side of the supporting frame.
In order to achieve the purpose of facilitating movement of the supporting frame and the scraping plate, the utility model provides underground coal mine ventilation equipment, and preferably, the cleaning piece further comprises a pull rope which is fixedly connected to the outer side of the supporting frame.
In order to achieve the purpose of facilitating assembly and disassembly of the supporting frame and the frame, the utility model provides underground coal mine ventilation equipment, preferably, clamping blocks are fixedly connected to the outer sides of the supporting frame and the frame, and clamping grooves matched with the clamping blocks are formed in the inner wall of the second pipeline.
In order to achieve the aim of facilitating pulling out of a pull rope, the utility model provides underground coal mine ventilation equipment, and preferably, a half groove is formed in the outer side of the frame.
In order to achieve the purpose of primary air filtration, as the underground coal mine ventilation equipment provided by the utility model, preferably, the outer side of the second pipeline is clamped with a filter plate through bolts.
In order to achieve the purpose of facilitating the later maintenance of the pipeline, the utility model provides underground coal mine ventilation equipment, preferably, the inner wall of the second pipeline is provided with an access hole, and the outer side of the second pipeline is rotatably connected with an access door.
In order to achieve the aim of facilitating opening of the access door, the utility model provides underground ventilation equipment for a coal mine, and preferably, a handle is fixedly connected to the outer side of the access door, and anti-skid patterns are arranged on the outer side of the handle.
In order to achieve the purpose of supporting and fixing the pipelines, the utility model provides underground coal mine ventilation equipment, preferably, the bottom of the first pipeline is fixedly connected with a supporting seat, and the bottom of the second pipeline is fixedly connected with supporting legs.
Compared with the prior art, the utility model has the beneficial effects that:
This colliery ventilation equipment in pit, the air is through the outer filter primary filtration treatment of second pipeline, with the impurity filtration treatment of big granule in the external world, then through filter screen secondary filtration, filter the finer impurity, the air after secondary filtration recycles active carbon plate purification treatment, further reduce the pollutant in the air, dismantle the filter, take out the frame that is close to the second pipeline air intake, then pull the carriage through the stay cord, the carriage is driven the scraper blade and is removed the impurity on the second pipeline inner wall and scrape down the clearance, improve the inside cleanliness factor of second pipeline, only utilize one deck filter screen to air filtration treatment in the current device, the filter effect to gas is limited, remaining impurity in the gas easily causes the injury to staff's health, and the pipeline inner wall is difficult for cleaning, the problem that the attached impurity of inner wall can influence air quality after the long-time use of pipeline.
Drawings
FIG. 1 is a schematic diagram of a preferred embodiment of a ventilation device for underground coal mine according to the present utility model;
FIG. 2 is another view of the second conduit of the present utility model;
FIG. 3 is a schematic view of a filter element according to the present utility model;
FIG. 4 is a schematic view of a cleaning member according to the present utility model;
fig. 5 is a schematic diagram of a connection structure of a first pipe and a second pipe according to the present utility model.
Reference numerals in the drawings: 1. a first pipe; 2. an induced draft fan; 3. a second pipe; 4. a filter; 41. a frame; 42. a filter screen; 43. an activated carbon plate; 5. cleaning the piece; 51. a support frame; 52. a pull rope; 53. a scraper; 6. a clamping block; 7. a clamping groove; 8. a half groove; 9. a filter plate; 10. an access opening; 11. an access door; 12. a handle; 13. a support base; 14. and (5) supporting legs.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. The connection relationships shown in the drawings are for convenience of clarity of description only and are not limiting on the manner of connection.
It is noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component, or intervening components may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. It should also be noted that the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, unless otherwise specifically defined and limited; either mechanically or electrically, or by communication between two components. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1, fig. 2, fig. 3, fig. 4, and fig. 5 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a ventilation device for underground coal mine according to the present utility model; FIG. 2 is another view of the second conduit of the present utility model; FIG. 3 is a schematic view of a filter element according to the present utility model; FIG. 4 is a schematic view of a cleaning member according to the present utility model; fig. 5 is a schematic diagram of a connection structure of a first pipe and a second pipe according to the present utility model. The underground ventilation equipment for the coal mine comprises a first pipeline 1, wherein an induced draft fan 2 is fixedly connected to the inner wall of the first pipeline 1, one end of the first pipeline 1 is communicated with a second pipeline 3, a filtering piece 4 and a cleaning piece 5 are respectively arranged in the second pipeline 3, the filtering piece 4 comprises a frame 41, a filtering net 42 and an activated carbon plate 43, the filtering net 42 and the activated carbon plate 43 are fixedly connected in the frame 41, the cleaning piece 5 comprises a supporting frame 51 and a scraping plate 53, and the scraping plate 53 is fixedly connected to the outer side of the supporting frame 51;
the cleaning piece 5 further comprises a pull rope 52, and the pull rope 52 is fixedly connected to the outer side of the supporting frame 51;
It should be noted that: the outside air is pumped into the pipeline through the induced draft fan 2, the air passes through the first filtration treatment of the filter plate 9 outside the second pipeline 3, the impurity of large particles in the outside is filtered, then the filter screen 42 is used for filtering finer impurities, the air after the second filtration is reused for the purification treatment of the activated carbon plate 43, further reduce the pollutant in the air, the purified air is discharged into the mine, air is supplemented for staff, the second pipeline 3 is long because the inner wall can adhere to dust to influence the air quality after long-time use, when the cleaning is carried out, the filter plate 9 is detached, the frame 41 close to the air inlet of the second pipeline 3 is taken out, then the supporting frame 51 is pulled by the pull rope 52, the supporting frame 51 drives the scraper 53 to move to scrape the impurity on the inner wall of the second pipeline 3, and the cleanliness of the inside of the second pipeline 3 is improved.
In the specific implementation process, as shown in fig. 2, 3 and 4, the outer sides of the supporting frame 51 and the frame 41 are fixedly connected with the clamping blocks 6, and the inner wall of the second pipeline 3 is provided with clamping grooves 7 adapted to the clamping blocks 6.
The outer side of the frame 41 is provided with a half groove 8.
It should be noted that: the fixture block 6 mounted position on carriage 51 and the frame 41 is the same, when carriage 51 and frame 41 are installed, with fixture block 6 and draw-in groove 7 corresponding block together, then promote carriage 51 and frame 41 to suitable position, and accomplish the installation, during the dismantlement, pulling carriage 51 and frame 41 can, through set up half groove 8 in the outside of frame 41, can expose stay cord 52, be convenient for remove clearance piece 5, the inside of half groove 8 is provided with the rubber pad, seals the junction of half groove 8 and stay cord 52.
Referring to fig. 5, the filter plate 9 is fastened to the outer side of the second pipe 3 by bolts.
It should be noted that: by arranging the filter plate 9 on the outer side of the second pipeline 3, air entering the pipeline can be filtered, and impurities with larger volume can be filtered.
Referring to fig. 1, 2 and 5, an access opening 10 is formed in an inner wall of the second pipe 3, and an access door 11 is rotatably connected to an outer side of the second pipe 3.
The outside fixedly connected with handle 12 of access door 11, the outside of handle 12 is provided with the anti-skidding line.
The bottom of the first pipeline 1 is fixedly connected with a supporting seat 13, and the bottom of the second pipeline 3 is fixedly connected with a supporting leg 14.
It should be noted that: through setting up access door 10 at the inner wall of second pipeline 3, be convenient for to the inside maintenance processing of pipeline, through setting up access door 11, can be with access door 10 sealing treatment, through setting up handle 12, be convenient for open access door 11, through setting up supporting seat 13 and landing leg 14, it is fixed to support the pipeline, improves stability.
The working principle of the underground coal mine ventilation equipment provided by the utility model is as follows:
When the underground ventilation treatment of the coal mine is carried out, the device is firstly arranged at a proper position, external air is pumped into the pipeline through the induced draft fan 2, the air is subjected to primary filtration treatment through the filter plate 9 outside the second pipeline 3, large-particle impurities in the outside are subjected to secondary filtration treatment through the filter screen 42, finer impurities are filtered out, the secondarily filtered air is purified by the activated carbon plate 43, pollutants in the air are further reduced, the purified air is discharged into the mine, the air is supplemented for workers, the air quality is influenced by dust adhered to the inner wall of the second pipeline 3 after long-term use, the filter plate 9 is disassembled when the air is removed, the frame 41 close to the air inlet of the second pipeline 3 is taken out, the supporting frame 51 is pulled by the pull rope 52, the supporting frame 51 drives the scraper 53 to move to scrape the impurities on the inner wall of the second pipeline 3 for cleaning, the cleanliness inside the second pipeline 3 is improved, the installation positions of the clamping blocks 6 on the supporting frame 51 and the frame 41 are the same, when the supporting frame 51 and the frame 41 are installed, the clamping blocks 6 and the clamping grooves 7 are correspondingly clamped together, then the supporting frame 51 and the frame 41 are pushed to proper positions, and the installation is completed, when the supporting frame is disassembled, the supporting frame 51 and the frame 41 are pulled, the pull ropes 52 can be exposed through arranging the half grooves 8 on the outer sides of the frame 41, the cleaning piece 5 is convenient to move, rubber pads are arranged inside the half grooves 8, the connection parts of the half grooves 8 and the pull ropes 52 are sealed, the inner wall of the second pipeline 3 is convenient to carry out maintenance treatment on the pipeline, the maintenance opening 10 can be sealed by arranging the maintenance door 11, the maintenance door 11 is convenient to open by arranging the handle 12, the supporting seat 13 and the supporting legs 14 are convenient to arrange, the pipeline is supported and fixed, and the stability is improved.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (8)
1. A coal mine underground ventilation apparatus, comprising:
The novel air conditioner comprises a first pipeline (1), wherein an induced draft fan (2) is fixedly connected to the inner wall of the first pipeline (1), a second pipeline (3) is communicated with one end of the first pipeline (1), a filtering piece (4) and a cleaning piece (5) are respectively arranged in the second pipeline (3), the filtering piece (4) comprises a frame (41), a filter screen (42) and an activated carbon plate (43), the filter screen (42) and the activated carbon plate (43) are fixedly connected to the inside of the frame (41), the cleaning piece (5) comprises a supporting frame (51) and a scraping plate (53), and the scraping plate (53) is fixedly connected to the outer side of the supporting frame (51).
2. A downhole ventilation device for coal mine according to claim 1, wherein the cleaning member (5) further comprises a pull rope (52), the pull rope (52) being fixedly connected to the outside of the supporting frame (51).
3. The underground coal mine ventilation device according to claim 1, wherein clamping blocks (6) are fixedly connected to the outer sides of the supporting frame (51) and the frame (41), and clamping grooves (7) matched with the clamping blocks (6) are formed in the inner wall of the second pipeline (3).
4. A downhole ventilation device for coal mines according to claim 1, wherein the outer side of the frame (41) is provided with half slots (8).
5. A coal mine underground ventilation apparatus according to claim 1, wherein the outside of the second pipe (3) is fastened with a filter plate (9) by bolts.
6. The underground coal mine ventilation device according to claim 1, wherein an access opening (10) is formed in the inner wall of the second pipeline (3), and an access door (11) is rotatably connected to the outer side of the second pipeline (3).
7. The underground coal mine ventilation device according to claim 6, wherein a handle (12) is fixedly connected to the outer side of the access door (11), and anti-skid patterns are arranged on the outer side of the handle (12).
8. The underground coal mine ventilation device according to claim 1, wherein the bottom of the first pipeline (1) is fixedly connected with a supporting seat (13), and the bottom of the second pipeline (3) is fixedly connected with a supporting leg (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321634439.0U CN220909740U (en) | 2023-06-26 | 2023-06-26 | Underground ventilation equipment for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321634439.0U CN220909740U (en) | 2023-06-26 | 2023-06-26 | Underground ventilation equipment for coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220909740U true CN220909740U (en) | 2024-05-07 |
Family
ID=90920518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321634439.0U Active CN220909740U (en) | 2023-06-26 | 2023-06-26 | Underground ventilation equipment for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220909740U (en) |
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2023
- 2023-06-26 CN CN202321634439.0U patent/CN220909740U/en active Active
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| GR01 | Patent grant | ||
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