CN109339833B - Coal mining protection device capable of preventing waste residues from falling - Google Patents
Coal mining protection device capable of preventing waste residues from falling Download PDFInfo
- Publication number
- CN109339833B CN109339833B CN201811481638.6A CN201811481638A CN109339833B CN 109339833 B CN109339833 B CN 109339833B CN 201811481638 A CN201811481638 A CN 201811481638A CN 109339833 B CN109339833 B CN 109339833B
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- air bag
- clamping
- coal mining
- protection device
- block
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- 239000003245 coal Substances 0.000 title claims abstract description 45
- 238000005065 mining Methods 0.000 title claims abstract description 38
- 239000002699 waste material Substances 0.000 title claims abstract description 15
- 210000001503 joint Anatomy 0.000 claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims description 27
- 239000002893 slag Substances 0.000 claims description 10
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000003818 cinder Substances 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
- E21D19/02—Provisional protective covers for working space for use in longwall working
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Emergency Lowering Means (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention discloses a coal mining protection device capable of preventing waste residues from falling, which comprises an air pump and a protection cover, wherein the air pump is arranged in a base block, the output end of the air pump is fixedly provided with a bundling block, the edge end of the bundling block is connected with an air bag through a bundling line, the air bag is positioned above the air pump, the edge of the air bag is provided with a fixed disk, a clamping groove is reserved above the base block, the inside of the clamping groove is provided with the fixed disk, the protection cover is arranged on the outer side of the air bag, the side edge of the protection cover is respectively provided with a clamping column and a butt joint groove, the clamping column is arranged in the adjacent butt joint groove, the edge of the top of the protection cover is respectively provided with a fixed block and a clamping. This protection device for coal mining not only conveniently protects the personnel of underground coal mining, avoids dropping of cinder to bring the potential safety hazard for the mining personnel, has also avoided the trouble that the coal mine frame was assembled simultaneously.
Description
Technical Field
The invention relates to the technical field of coal mining, in particular to a coal mining protection device capable of preventing waste residues from falling.
Background
Our coal mines are abundant in reserves, but most coal seams in China are far away from the earth surface, so that an open-pit mining mode cannot be used, for underground mining, the coal mines are usually pushed in the coal seams while supporting, and certain potential safety hazards exist in underground coal mining, but the existing coal mining has the following problems:
(1) during coal mining, a waste slag layer at the upper end of a coal seam leaks along with the mining of the coal seam, and the falling of coal slag can bring potential safety hazards during mining for mining personnel;
(2) the existing protection device is assembled by a fixing frame, and is inconvenient to move in a coal mine due to the rigidity of the fixing frame, and meanwhile, the assembly of the coal mine frame is troublesome, so that the mining time is delayed.
In order to solve the problems, innovative design is urgently needed in the original coal mining.
Disclosure of Invention
The invention aims to provide a coal mining protection device capable of preventing waste residues from falling, and aims to solve the problems that potential safety hazards during mining can be brought to mining personnel due to falling of coal mining residues in the prior art, the coal mining personnel cannot move conveniently in a coal mine, and meanwhile, a coal mine frame is difficult to assemble.
In order to achieve the purpose, the invention provides the following technical scheme: a coal mining protection device capable of preventing waste residues from falling comprises an air pump and a protection cover, wherein the air pump is installed inside a base block, the output end of the air pump is fixedly provided with a binding block, the side end of the binding block is connected with an air bag through a binding wire, the air bag is located above the air pump, a fixing disc is installed at the edge of the air bag, a clamping groove is reserved above the base block, the fixing disc is installed inside the clamping groove, the protection cover is arranged on the outer side of the air bag, clamping columns and butt joint grooves are respectively arranged on the side sides of the protection cover, the clamping columns are installed inside the adjacent butt joint grooves, a fixing block and a clamping seat are respectively installed at the edge of the top of the protection cover, the fixing block is connected with the clamping seat through a fixing piece, a main support rod and a sleeve block are respectively fixed on the upper end face of the base block from left to right, the, the rotating shaft is sleeved with a connecting plate, one end of the connecting plate is connected with the protective cover through a clamping ring, the other end of the connecting plate is located below the baffle, and the baffle is arranged at the top of the sleeve block.
Preferably, the clamping groove and the fixed disc are mutually clamped, and the fixed disc and the air bag are in an integrated bonding structure.
Preferably, the protection casing is arc structural design, and the inner wall of protection casing and the outer wall of air pocket are laminated each other.
Preferably, the number of the clamping columns and the number of the butting grooves are 2, wherein the clamping columns and the butting grooves are symmetrically arranged about the central axis of the protective cover, and the clamping columns and the butting grooves form a clamping dismounting and mounting structure.
Preferably, the fixing piece is made of an elastic material, and the number of the fixing pieces is 2 and is symmetrically arranged around the central axis of the protective cover.
Preferably, the snap ring is designed to be of an arc-shaped structure, and the diameter of the snap ring is larger than the length of the outer diameter of the protective cover.
Compared with the prior art, the invention has the beneficial effects that: the protection device for coal mining not only is convenient for protecting underground coal mining personnel, avoids potential safety hazards brought to the mining personnel by coal slag falling, but also avoids the trouble of assembling coal mine frames;
(1) the air bag in the coal mine mining device is inflated by the air pump, so that the air bag is convenient to unfold, and the air bag is tightly attached to the coal mine to be mined, so that mining workers below the air bag can be protected, and the mining workers are prevented from being injured by falling coal slag;
(2) through the rise of air pump, also avoided the trouble that current colliery frame was assembled, and conveniently removed in the mine opening, also be convenient for accomodate this protection device simultaneously, it is simple convenient, reduced staff's trouble.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the installation structure of the rotating shaft and the connecting plate according to the present invention;
FIG. 4 is a schematic view of the construction of the nest block of the present invention;
FIG. 5 is a schematic top view of the connecting plate of the present invention;
FIG. 6 is an enlarged view of the structure at B in FIG. 1 according to the present invention.
In the figure: 1. a base block; 2. an air pump; 3. bundling; 4. binding wires; 5. an air bag; 6. a card slot; 7. fixing the disc; 8. a protective cover; 9. clamping the column; 10. a butt joint groove; 11. a fixed block; 12. a fixing member; 13. a card holder; 14. a main support bar; 15. fixing a column; 16. a rotating shaft; 17. sleeving blocks; 18. a connecting plate; 19. a baffle plate; 20. a snap ring.
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.
Referring to fig. 1-6, the present invention provides a technical solution: a coal mining protection device capable of preventing waste residues from falling comprises a base block 1, an air pump 2, a binding block 3, a binding wire 4, an air bag 5, a clamping groove 6, a fixed disc 7, a protective cover 8, a clamping column 9, a butt joint groove 10, a fixed block 11, a fixing piece 12, a clamping seat 13, a main support rod 14, a fixed column 15, a rotating shaft 16, a sleeve block 17, a connecting plate 18, a baffle plate 19 and a clamping ring 20, wherein the air pump 2 is installed inside the base block 1, the output end of the air pump 2 is fixedly provided with the binding block 3, the edge end of the binding block 3 is connected with the air bag 5 through the binding wire 4, the air bag 5 is positioned above the air pump 2, the edge of the air bag 5 is provided with the fixed disc 7, the clamping groove 6 is reserved above the base block 1, the fixed disc 7 is installed inside the clamping groove 6, the protective cover 8 is arranged outside the air bag 5, the clamping column 9 and the butt joint groove 10 are, a fixing block 11 and a clamping seat 13 are respectively installed at the edge of the top of the protective cover 8, the fixing block 11 is connected with the clamping seat 13 through a fixing piece 12, a main supporting rod 14 and a sleeve block 17 are respectively fixed on the upper end face of the base block 1 from left to right, a fixing column 15 is connected to the top of the main supporting rod 14, a rotating shaft 16 is installed in the middle of the fixing column 15, a connecting plate 18 is sleeved on the rotating shaft 16, one end of the connecting plate 18 is connected with the protective cover 8 through a clamping ring 20, the other end of the connecting plate 18 is located below a baffle 19, and the baffle 19 is arranged at the top of the sleeve;
the clamping groove 6 and the fixed disk 7 are clamped with each other, the fixed disk 7 and the air bag 5 are in an integrated bonding structure, and the fixed disk 7 is clamped in the clamping groove 6, so that the air pump 2 is prevented from blowing the air inlet of the air bag 5 open, and the normal use of the air bag 5 is prevented from being influenced;
the protective cover 8 is designed to be of an arc-shaped structure, and the inner wall of the protective cover 8 is attached to the outer wall of the air bag 5, so that the air bag 5 inside the protective cover 8 can be conveniently protected, and the air bag 5 is prevented from being scraped by a coal mine;
2 clamping columns 9 and butt joint grooves 10 are symmetrically arranged about the central axis of the protective cover 8, the clamping columns 9 and the butt joint grooves 10 form a clamping dismounting and mounting structure, and the clamping columns 9 are clamped in the butt joint grooves 10, so that the stability of connection between the protective covers 8 is enhanced;
the fixing pieces 12 are made of elastic materials, and 2 fixing pieces 12 are symmetrically arranged on the central axis of the protective cover 8, so that the adjacent protective covers 8 can be conveniently fixed and limited through the fixing pieces 12, and meanwhile, the fixing pieces 12 and the clamping seats 13 are prevented from being compactly connected, and an internal air bag is extruded and fried;
the snap ring 20 is designed to be of an arc-shaped structure, the diameter of the snap ring 20 is larger than the outer diameter length of the protective cover 8, the protective cover 8 is conveniently fixed through the snap ring 20, and the protective cover 8 is prevented from inclining.
The working principle is as follows: when the coal mining protection device for preventing waste residues from falling is used, according to figures 1-2 and 6, firstly, a worker sleeves a protection cover 8 on the outer side of an air bag 5, fixes the side of the air bag 5 and a bundling block 3 together through a binding wire 4, the bundling block 3 is in a vertical 8 shape, so that the stability of the air bag 5 fixed on the bundling block 3 through the binding wire 4 is favorably strengthened, meanwhile, a fixed disc 7 on the air bag 5 is clamped in a clamping groove 6 above a base block 1, so that the stability of connection between the air bag 5 and an air pump 2 is conveniently strengthened, the separation of the air pump 2 and the air bag 5 is avoided, then the air bag 5 is inflated through controlling the air pump 2, when the air bag 5 is inflated, the worker places the protection cover 8 on the air bag 5, clamps a clamping column 9 on the side of the protection cover 8 in a butt joint groove 10, avoids the rotation of the protection cover 8, and simultaneously clamps a fixing piece, therefore, the adjacent protective covers 8 are fixed, the air bag 5 is blown up through the air pump 2 again, the operation of the air pump 2 is stopped, then the protective covers 8 on the outer sides of the blown air bags 5 are attached to the mined coal mine to protect workers and avoid coal slag from falling off, and in addition, electric appliances of the device are powered on before the device is used;
according to fig. 3-5, the connecting plate 18 is rotated on the rotating shaft 16, so that the connecting plate can be fixed by the side snap ring 20 to prevent the inflated air bag 5 from falling, and the other end of the connecting plate 18 is fixed on the lower side of the baffle plate 19 to complete the fixing of the connecting plate 18, and the height of the baffle plate 19 can be adjusted by the rotation of the sleeve block 17, wherein the sleeve block 17 is a common means in the art and is not described in a great amount.
Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a coal mining that prevents waste residue and fall adopts protection device, includes air pump (2) and protection casing (8), its characterized in that: the air pump (2) is installed in the base block (1), the output end of the air pump (2) is fixed with a tying block (3), the edge of the tying block (3) is connected with an air bag (5) through a tying line (4), the air bag (5) is located above the air pump (2), a fixing disc (7) is installed at the edge of the air bag (5), a clamping groove (6) is reserved above the base block (1), the fixing disc (7) is installed inside the clamping groove (6), the protective cover (8) is arranged on the outer side of the air bag (5), a clamping column (9) and a butt joint groove (10) are respectively arranged on the side of the protective cover (8), the clamping column (9) is installed inside the adjacent butt joint groove (10), a fixing block (11) and a clamping seat (13) are respectively installed at the edge of the top of the protective cover (8), and the fixing block (11) is connected with the clamping seat (13) through a fixing piece (12), the upper end face of base block (1) turns right from a left side and is fixed with main tributary vaulting pole (14) and cover piece (17) respectively, and the top of main tributary vaulting pole (14) is connected with fixed column (15) to the mid-mounting of fixed column (15) has pivot (16), the cover is equipped with connecting plate (18) on pivot (16), and the one end of connecting plate (18) is connected through snap ring (20) and protection casing (8), and the other end of connecting plate (18) is located the below of baffle (19), baffle (19) set up the top at cover piece (17).
2. The coal mining protection device for preventing waste slag from falling as claimed in claim 1, wherein: the clamping groove (6) and the fixed disc (7) are mutually clamped, and the fixed disc (7) and the air bag (5) are of an integrated bonding structure.
3. The coal mining protection device for preventing waste slag from falling as claimed in claim 1, wherein: the protection cover (8) is designed to be of an arc-shaped structure, and the inner wall of the protection cover (8) is attached to the outer wall of the air bag (5).
4. The coal mining protection device for preventing waste slag from falling as claimed in claim 1, wherein: the card post (9) and the butt joint groove (10) are symmetrically provided with 2 about the central axis of the protective cover (8), and the card post (9) and the butt joint groove (10) form a clamping disassembly and assembly structure.
5. The coal mining protection device for preventing waste slag from falling as claimed in claim 1, wherein: the fixing piece (12) is made of elastic materials, and the number of the fixing piece (12) is 2 in symmetry with the central axis of the protective cover (8).
6. The coal mining protection device for preventing waste slag from falling as claimed in claim 1, wherein: the clamping ring (20) is designed to be of an arc-shaped structure, and the diameter of the clamping ring (20) is larger than the length of the outer diameter of the protective cover (8).
Priority Applications (1)
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CN201811481638.6A CN109339833B (en) | 2018-12-05 | 2018-12-05 | Coal mining protection device capable of preventing waste residues from falling |
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CN201811481638.6A CN109339833B (en) | 2018-12-05 | 2018-12-05 | Coal mining protection device capable of preventing waste residues from falling |
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CN109339833A CN109339833A (en) | 2019-02-15 |
CN109339833B true CN109339833B (en) | 2020-10-16 |
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CN201811481638.6A Active CN109339833B (en) | 2018-12-05 | 2018-12-05 | Coal mining protection device capable of preventing waste residues from falling |
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KR102282317B1 (en) * | 2020-11-10 | 2021-07-27 | (주)지티씨코퍼레이션 | An equipment for safety on constructing a tunnel |
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CN106321123A (en) * | 2016-09-14 | 2017-01-11 | 安徽理工大学 | Mining support with supporting stiffness capable of being automatically adjusted |
CN106351678A (en) * | 2016-09-14 | 2017-01-25 | 安徽理工大学 | Mine support allowing automatic adjustment of support stiffness |
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GB2018862B (en) * | 1978-04-11 | 1982-06-23 | Coal Ind | Equipment for laying a layer of elongate material |
NL9301988A (en) * | 1993-11-17 | 1995-06-16 | Int Dome Systems Cyprus Ltd | Method for manufacturing a tunnel-shaped hood or screen over a traffic route, such as a motorway or railway. |
CN202451186U (en) * | 2012-02-03 | 2012-09-26 | 天地科技股份有限公司 | Anchor rod tail portion protection cover |
EP2778676A1 (en) * | 2013-03-15 | 2014-09-17 | Caterpillar Global Mining Europe GmbH | Ensuring working conditions along a longwall face |
CN204098927U (en) * | 2014-01-21 | 2015-01-14 | 中铁五局(集团)有限公司 | Cast anchor hole or switch hole independence lining trolley in tunnel |
CN105318159A (en) * | 2015-11-20 | 2016-02-10 | 邢皓宇 | Support |
CN108222991B (en) * | 2018-01-22 | 2020-06-16 | 河南理工大学 | Coal mining prevents waste residue protection device that falls |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106321123A (en) * | 2016-09-14 | 2017-01-11 | 安徽理工大学 | Mining support with supporting stiffness capable of being automatically adjusted |
CN106351678A (en) * | 2016-09-14 | 2017-01-25 | 安徽理工大学 | Mine support allowing automatic adjustment of support stiffness |
CN108930546A (en) * | 2018-06-27 | 2018-12-04 | 秦福亮 | A kind of improved flexible type shield of initiative and its application method |
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