CN115898484A - Assembled coal mine tunneling and supporting device - Google Patents
Assembled coal mine tunneling and supporting device Download PDFInfo
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- CN115898484A CN115898484A CN202310046674.4A CN202310046674A CN115898484A CN 115898484 A CN115898484 A CN 115898484A CN 202310046674 A CN202310046674 A CN 202310046674A CN 115898484 A CN115898484 A CN 115898484A
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- coal mine
- roof
- support
- fixing
- mounting groove
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Abstract
The invention discloses an assembled coal mine tunneling support device which comprises a coal mine tunnel and a top plate, wherein the top plate is installed at the top of the coal mine tunnel, a side support is installed on the side wall of the coal mine tunnel, a first fixing seat is fixedly connected to the middle position of the bottom end of the top plate, a connecting block is welded at the bottom end of the first fixing seat, hanging hoops are welded at the bottom end of the top plate, hanging frames are arranged in the hanging hoops, two groups of hanging frames are arranged in the hanging frames, and mounting grooves are formed in the hanging frames. This assembled colliery tunnelling supporting device is through being provided with gag lever post, hollow telescopic link, mounting groove, gyro wheel, mounting groove, locking hole, locking bolt, locking angle steel, at coal mine roof, through adjustable support, can come the adjustment top to strut length according to coal mine roof's width, can strut to the different positions of same mine roof, and the multiunit is strutted and is formed continuous supporting unit, and the flexibility is high, has solved the not enough problem of adjustability.
Description
Technical Field
The invention relates to the technical field of coal mine tunneling, in particular to an assembled coal mine tunneling and supporting device.
Background
In the tunneling of the coal mine, the wall surface of the tunnel which is excavated needs to be supported, so that the materials such as sand, stone and the like are prevented from falling, and the safety accidents caused by collapse are prevented. When setting up the tunnelling and strutting, have some problems to solve:
1. because the space size of tunnel excavation is influenced by soil and stone position, the width of a whole coal mine way is different, consequently when setting up and strutting, if strut and can not adjust, then need come the customization according to the position size of strutting, on the one hand the customization consumptive material consuming time, on the other hand dismantles the back and can not use again in the adaptation of tunnelling in-process.
2. The support is not integrated, the top and the side are separately installed, the stability of the whole body needs to be improved, and the stress cannot be effectively dispersed;
3. with the continuous tunneling, the supporting needs to be increased in the front, the construction period of the whole construction and assembly is longer, and the assembly cost is higher.
Disclosure of Invention
The invention aims to provide an assembled coal mine tunneling support device, which aims to solve the problems that the support in the background technology is poor in flexibility and cannot be adjusted.
In order to achieve the purpose, the invention provides the following technical scheme: assembled colliery tunnelling supporting device, including coal mine way and roof, the roof is installed at coal mine way top, coal mine way lateral wall is installed the side and is strutted, the first fixing base of roof bottom intermediate position fixedly connected with, the welding of first fixing base bottom has the connecting block, the welding of roof bottom has the hoop, the inside gallows that is provided with of hoop, the gallows is provided with two sets ofly altogether, the inside of gallows all is provided with the mounting groove, the inside of mounting groove is provided with hollow telescopic rod, the gag lever post has been cup jointed in the inside activity of hollow telescopic rod, the tip of gag lever post all welds to the connecting block.
Preferably, the inside of hollow telescopic link and mounting groove has all been seted up the locking hole, the equidistant multiunit that is provided with in locking hole, hollow telescopic link has the locking angle steel at locking hole externally mounted, locking angle steel department installs the locking bolt, mounting groove, hollow telescopic link and gag lever post pass through locking bolt fixed connection, roll connection has the gyro wheel between roof and the mounting groove.
Preferably, the gallows bottom articulates there is the bracing piece, the both ends of bracing piece all articulate there is the third fixing base, the side is strutted inside and has been seted up the support groove, the bottom of bracing piece is being supported inslot portion through the assembly of third fixing base, the top of bracing piece is through the assembly of third fixing base in the bottom of gallows.
Preferably, a top fixing bolt is installed at the bottom end of the top plate and provided with multiple groups, and the top fixing bolt is fixedly assembled with the coal mine tunnel through the top fixing bolt.
Preferably, the second fixing seats are installed on the outer sides of the hanging frames, and the hanging frames are fixedly connected with the side support through the second fixing seats.
Preferably, the side support is provided with side fixing bolts at equal intervals, and the side support is fixedly assembled with the side wall of the coal mine tunnel through the side fixing bolts.
Preferably, a grounding angle steel is fixedly connected between the bottom of the side support and the ground.
Compared with the prior art, the invention has the beneficial effects that: the assembly type coal mine tunneling support device not only realizes support aiming at different positions of the same mine tunnel to form a continuous support unit, has high flexibility, realizes the enhancement of the support stability and the improvement of the support safety, but also realizes the shortening of the whole construction period and the reduction of the assembly cost;
(1) By arranging the limiting rod, the hollow telescopic rod, the mounting groove, the idler wheel, the mounting groove, the locking hole, the locking bolt and the locking angle steel, the length of a top support can be adjusted according to the width of the coal mine tunnel through adjustable support at the top of the coal mine tunnel, the assembly smoothness is improved through the idler wheel during adjustment, support can be performed on different positions of the same mine tunnel, multiple sets of support form a continuous support unit, and the flexibility is high;
(2) The device has higher stability by arranging the limiting rod, the hanging bracket and the supporting rod, the supporting rod is obliquely supported in the supporting groove at the bottom end of the hanging bracket and in the side supporting, the stress is dispersed, the supporting stability is enhanced, and the supporting safety is improved;
(3) Through being provided with ground angle steel, support groove, first fixing base, second fixing base, third fixing base, whole device mainly comprises mounting and support piece, can realize the quick installation in earlier stage and the quick dismantlement in later stage, shortens whole construction period, reduces assembly cost.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a front view of the roller assembly of the present invention;
FIG. 3 is a schematic view of the front view of the hollow telescopic rod of the present invention;
fig. 4 is a schematic cross-sectional front view of the side protection of the present invention.
In the figure: 1. a coal mine tunnel; 2. a top plate; 3. a limiting rod; 4. a hanger; 5. a support bar; 6. a second fixed seat; 7. a third fixed seat; 8. a support groove; 9. side supporting; 10. a ground angle iron; 11. a side fixing bolt; 12. mounting grooves; 13. a hollow telescopic rod; 14. a top fixing bolt; 15. a suspension hoop; 16. connecting blocks; 17. a first fixed seat; 18. locking angle steel; 19. a locking bolt; 20. a roller; 21. a locking hole.
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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Example 1: referring to fig. 1-4, the assembled coal mine tunneling support device comprises a coal mine tunnel 1 and a top plate 2, wherein the top plate 2 is installed at the top of the coal mine tunnel 1, a side support 9 is installed on the side wall of the coal mine tunnel 1, a first fixing seat 17 is fixedly connected to the middle position of the bottom end of the top plate 2, a connecting block 16 is welded to the bottom end of the first fixing seat 17, a suspension hoop 15 is welded to the bottom end of the top plate 2, two groups of suspension brackets 4 are arranged inside the suspension brackets 15, two groups of mounting grooves 12 are formed in the suspension brackets 4, a hollow telescopic rod 13 is arranged inside the mounting groove 12, a limiting rod 3 is movably sleeved inside the hollow telescopic rod 13, the end portion of the limiting rod 3 is welded to the connecting block 16, locking holes 21 are formed in the hollow telescopic rod 13 and the mounting groove 12, a plurality of groups of locking angle steels 18 are arranged at equal intervals in the locking holes 21, locking bolts 19 are installed outside the hollow telescopic rod 13, locking angle steels 18 are installed with locking bolts 19, the mounting grooves 12, idler wheels 13 and the limiting rods 3 are fixedly connected through the locking bolts 19, and a rolling connection is formed between the top plate 2 and the mounting groove 12;
specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, at the top of the coal mine tunnel 1, the position of the hollow telescopic rod 13 is adjustable, after the hollow telescopic rod 13 is drawn out to the left and right sides to a proper position, the hollow telescopic rod 13, the limiting rod 3 and the hanger 4 are fixed by using locking angle steel 18 and a locking bolt 19, and adjustable supporting at the top can be completed, so that the top supporting length can be adjusted according to the width of the coal mine tunnel 1, the smoothness of assembly is improved by the idler wheels 20 during adjustment, supporting can be performed on different positions of the same tunnel, multiple groups of supports form a continuous supporting unit, and the flexibility is high.
Example 2: the bottom end of the hanger 4 is hinged with a support rod 5, two end parts of the support rod 5 are hinged with third fixing seats 7, a support groove 8 is formed in the side support 9, the bottom end of the support rod 5 is assembled in the support groove 8 through the third fixing seats 7, the top end of the support rod 5 is assembled at the bottom end of the hanger 4 through the third fixing seats 7, a top fixing bolt 14 is installed at the bottom end of the top plate 2, multiple groups of top fixing bolts 14 are arranged, and the top fixing bolts 14 are fixedly assembled with the coal mine tunnel 1 through the top fixing bolts 14;
specifically, as shown in fig. 1, 2, 3 and 4, the top of the hanger 4 is assembled on the top plate 2, the side part of the hanger is installed on the second fixing seat 6, the fixing performance is good, the top plate 2 and the side fixing bolt 11 are fixed with the coal mine shaft 1 through the first fixing seat 17, the top fixing bolt 14 and the side fixing bolt 11 respectively, the stability is higher, the support rod 5 is supported in the support groove 8 of the bottom end of the hanger 4 and the side support 9 in an inclined manner, the support stability is enhanced, and the support safety is improved.
Example 3: the outer sides of the hanging frames 4 are respectively provided with a second fixed seat 6, the hanging frames 4 are fixedly connected with the side support guards 9 through the second fixed seats 6, side fixing bolts 11 are arranged at the positions of the side support guards 9 at equal intervals, the side support guards 9 are fixedly assembled with the side walls of the coal mine channels 1 through the side fixing bolts 11, and grounding angle steel 10 is fixedly connected between the bottoms of the side support guards 9 and the ground;
specifically, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, whole device mainly comprises mounting and support piece, during the assembly, use multiunit top fixing bolt 14 earlier roof 2 to squeeze into 1 top in colliery mine way, squeeze into the lateral wall through multiunit side fixing bolt 11 with side support 9 again, reuse ground connection angle steel 10 with collateral branch protect 9 fixed with ground, then readjust gag lever post 3 and hollow telescopic link 13, install bracing piece 5 additional, realize the quick installation in early stage and the quick dismantlement in later stage, shorten whole construction period, reduce assembly cost.
The working principle is as follows: when the adjustable top support is used, firstly, a top plate 2 is driven into the top of a coal mine tunnel 1 by using a plurality of groups of top fixing bolts 14, then side supports 9 are driven into side walls by a plurality of groups of side fixing bolts 11, then side supports 9 are fixed with the ground by using grounding angle steel 10, then a limiting rod 3 and a hollow telescopic rod 13 are adjusted, the position of the hollow telescopic rod 13 is adjustable, after the hollow telescopic rod 13 is pulled out to the left side and the right side to a proper position, the hollow telescopic rod 13, the limiting rod 3 and a hanger 4 are fixed by using locking angle steel 18 and a locking bolt 19, the adjustable top support can be completed, the length of the top support can be adjusted according to the width of the coal mine tunnel 1, the assembly smoothness is improved by using a roller 20 during adjustment, finally, a support rod 5 is additionally arranged, supports are carried out on different positions of the same tunnel, a plurality of groups of supports form continuous support units, and the support units can be disassembled after the construction period is finished.
Claims (7)
1. Assembled colliery tunnelling supporting device, including coal mine way (1) and roof (2), its characterized in that: roof (2) are installed at coal mine tunnel (1) top, coal mine tunnel (1) lateral wall is installed the side and is strutted (9), the first fixing base (17) of roof (2) bottom intermediate position fixedly connected with, the welding of first fixing base (17) bottom has connecting block (16), the welding of roof (2) bottom has hoop (15), hoop (15) inside is provided with gallows (4), gallows (4) are provided with two sets ofly altogether, the inside of gallows (4) all is provided with mounting groove (12), the inside of mounting groove (12) is provided with hollow telescopic link (13), gag lever post (3) have been cup jointed in hollow telescopic link (13) inside activity, the tip of gag lever post (3) all welds to connecting block (16).
2. The fabricated coal mine excavation supporting device of claim 1, wherein: locking hole (21) have all been seted up to the inside of hollow telescopic link (13) and mounting groove (12), locking hole (21) equidistant is provided with the multiunit, hollow telescopic link (13) have locking angle steel (18) at locking hole (21) externally mounted, locking angle steel (18) department installs locking bolt (19), mounting groove (12), hollow telescopic link (13) and gag lever post (3) are through locking bolt (19) fixed connection, roll connection has gyro wheel (20) between roof (2) and mounting groove (12).
3. The fabricated coal mine excavation support device of claim 1, wherein: gallows (4) bottom articulates there is bracing piece (5), the both ends of bracing piece (5) all articulate has third fixing base (7), the side is strutted (9) inside and has been seted up and is supported groove (8), the bottom of bracing piece (5) is through third fixing base (7) assembly supporting inside groove (8), the top of bracing piece (5) is through third fixing base (7) assembly in the bottom of gallows (4).
4. The fabricated coal mine excavation supporting device of claim 1, wherein: the roof fixing bolt (14) is installed to roof (2) bottom, top fixing bolt (14) are provided with the multiunit, top fixing bolt (14) are through top fixing bolt (14) and coal mine way (1) fixed assembly.
5. The fabricated coal mine excavation support device of claim 1, wherein: second fixing seats (6) are installed on the outer sides of the hanging frames (4), and the hanging frames (4) are fixedly connected with the side support guards (9) through the second fixing seats (6).
6. The fabricated coal mine excavation support device of claim 1, wherein: side fixing bolts (11) are installed at equal intervals at the side support (9), and the side support (9) is fixedly assembled with the side wall of the coal mine tunnel (1) through the side fixing bolts (11).
7. The fabricated coal mine excavation supporting device of claim 1, wherein: and a grounding angle steel (10) is fixedly connected between the bottom of the side support (9) and the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310046674.4A CN115898484A (en) | 2023-01-31 | 2023-01-31 | Assembled coal mine tunneling and supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310046674.4A CN115898484A (en) | 2023-01-31 | 2023-01-31 | Assembled coal mine tunneling and supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115898484A true CN115898484A (en) | 2023-04-04 |
Family
ID=86472846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310046674.4A Pending CN115898484A (en) | 2023-01-31 | 2023-01-31 | Assembled coal mine tunneling and supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115898484A (en) |
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2023
- 2023-01-31 CN CN202310046674.4A patent/CN115898484A/en active Pending
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