CN211648184U - Supporting device for repairing and supporting mining roadway of large-dip-angle coal seam - Google Patents
Supporting device for repairing and supporting mining roadway of large-dip-angle coal seam Download PDFInfo
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- CN211648184U CN211648184U CN202020270323.3U CN202020270323U CN211648184U CN 211648184 U CN211648184 U CN 211648184U CN 202020270323 U CN202020270323 U CN 202020270323U CN 211648184 U CN211648184 U CN 211648184U
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- anchor rod
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Abstract
The utility model discloses a supporting device for repairing and supporting a large-dip-angle coal seam mining roadway, which mainly comprises an upper attaching column, an inclined supporting top beam, a bearing supporting plate, a concrete back plate, a beam head anchor rod, a spacing stable pile, a channel steel, an anchor cable, a diamond metal net, a locking anchor rod, a top anchor rod and an upper anchor rod, the inclined strut top beam tail is connected with the supporting plate through bolts, the inclined strut top beam head is fixed to a coal seam top plate through a limiting stable pile and a beam head anchor rod, the lower side of the inclined strut top beam is fixed through a foot locking anchor rod and an iron plate, the foot locking anchor rod is embedded into a coal seam bottom plate, a diamond metal net is tightly attached to the coal seam top plate and a roadway short wall and laid, an anchor rope penetrates through a channel steel eye hole to be embedded into the coal seam top plate, the upward elevation angle of the inclined strut top beam is 23 degrees, adjacent inclined strut top beam tails are connected through a pull rod, the embedding depth of the limiting stable pile is not less than 300mm, and the inclined strut top beam head is bound through iron wires. The utility model discloses easy and simple to handle, the reliable operation makes the site operation environment improve.
Description
Technical Field
The utility model relates to a recovery tunnel is restoreed and is strutted supporting device, concretely relates to be used for big inclination coal seam recovery tunnel to restore and strut supporting device.
Background
And the full-anchor support is usually adopted for the large-dip-angle coal seam roadway, so that the recovery of the subsequent coal face is facilitated. After the stoping roadway of the large-inclination coal seam is tunneled in place, due to the fact that the stoping roadway is repaired for a long time or the upper portion of the stoping roadway is a stoped coal face goaf, due to the influence of water accumulation in the goaf and the like, reserved coal pillars are soaked to be soft, the roof of the stoping roadway deforms and collapses, the original support of the stoping roadway is caused to lose efficacy, and the use of the stoping roadway is influenced. In addition, the high-side coal of the stoping roadway is soft and can not be supported by the anchor net, the repair supporting mode of the stoping roadway of the large-inclination coal seam is urgently needed to be optimized, the safety production standardization construction of the stoping roadway is facilitated, and the service life of the roadway can meet the requirement when the follow-up coal face is pushed.
Disclosure of Invention
The utility model aims to solve the problem that to the not enough among the above-mentioned prior art, provide a convenient operation, safe and reliable, be applicable to big inclination coal seam stoping tunnel restoration supporting device. The utility model relates to a supporting device for repairing and supporting a large-dip-angle coal seam mining roadway, which mainly comprises an upper attaching column, an inclined supporting beam, a bearing supporting plate, a concrete back plate, a beam head anchor rod, a spacing stable pile, a channel steel, an anchor cable, a diamond metal net, a foot locking anchor rod, a top anchor rod and an upper anchor rod, the concrete back plate is tightly attached to the wall attaching column, the supporting plate is welded with the wall attaching column, iron plates with holes at two welded ends of the upper end of the supporting plate are welded, the iron plates with holes at two welded ends of the tail end of an inclined strut top beam are welded, the tail of the inclined strut top beam is connected with the supporting plate through bolts, the head of the inclined strut top beam is fixed to a coal seam roof through a limiting stable pile and a beam head anchor rod, the lower side of the wall attaching column is fixed through a foot locking anchor rod iron plate, the foot locking anchor rod is embedded into the coal seam floor, a diamond-shaped metal net is tightly attached to the coal seam roof and a roadway short wall to be laid, holes are formed in two ends of a.
The supporting device for repairing and supporting the stoping roadway of the large dip angle coal seam is characterized in that: the upward elevation angle of the inclined strut top beams is 23 degrees, and the beam tails of the adjacent inclined strut top beams are connected by a pull rod.
The supporting device for repairing and supporting the stoping roadway of the large dip angle coal seam is characterized in that: the embedding depth of the limiting stable pile is not less than 300mm, and the limiting stable pile is bound to the head of the inclined strut top beam by adopting an iron wire.
The supporting device for repairing and supporting the stoping roadway of the large dip angle coal seam is characterized in that: the length of the channel steel is not less than 2000mm, and the diameters of the eyelets at two ends of the channel steel are 20 mm.
Compared with the prior art, the utility model beneficial effect be: the device is simple and convenient to operate, works safely and reliably, solves the difficult problem of repairing and supporting the mining roadway of the large-dip-angle coal seam, improves the field operation environment, guarantees the safety of workers, can be recycled, and greatly reduces the material loss.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Reference numbers in the figures: 1, sticking a side column; 2-bracing top beam; 3, carrying a supporting plate; 4-concrete back plate; 5, beam head anchor rod; 6, limiting and stabilizing the pile; 7, channel steel; 8, anchor cables; 9-diamond metal mesh; 10, locking a foot anchor rod; 11-anchor rod; 12-anchor rod; 13-coal seam roof; 14-coal seam floor.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, which are not intended to limit the scope of the embodiments described herein.
Referring to fig. 1, a supporting device for repairing and supporting a large-dip-angle coal seam mining roadway, which mainly comprises an adhesive side column 1, an inclined supporting beam 2, a bearing plate 3, a concrete back plate 4, a beam head anchor rod 5, a limiting stable pile 6, a channel steel 7, an anchor rope 8, a diamond-shaped metal net 9, a foot-locking anchor rod 10, a top anchor rod 11 and a side anchor rod 12, and is characterized in that the concrete back plate 4 is tightly attached to the adhesive side column 1, the bearing plate 3 is welded to the adhesive side column 1, iron plates with holes are welded at two ends of the upper end of the bearing plate 3, the iron plates with holes are welded at two ends of the tail end of the inclined supporting beam 2, the tail end of the inclined supporting beam 2 is connected with the bearing plate 3 through bolts, the beam head of the inclined supporting beam 2 is fixed on a coal seam roof 13 through the limiting stable pile 6 and the beam head anchor rod 5, the lower side of the adhesive side column 1 is fixed by the foot-locking anchor rod 10 and the, two ends of the channel steel 7 are provided with eyelets, and the anchor cable 8 penetrates through the eyelets of the channel steel 7 and is embedded into the coal seam roof 13.
The supporting device for repairing and supporting the mining roadway of the large dip angle coal seam is characterized in that: the upward elevation angle of the inclined strut top beams 2 is 23 degrees, and the beam tails of the adjacent inclined strut top beams 2 are connected by a pull rod.
The supporting device for repairing and supporting the mining roadway of the large dip angle coal seam is characterized in that: the embedding depth of the limiting stable pile 6 is not less than 300mm, and the limiting stable pile is bound on the 2 beam heads of the inclined strut top beams by adopting iron wires.
The supporting device for repairing and supporting the mining roadway of the large dip angle coal seam is characterized in that: the length of the channel steel 7 is not less than 2000mm, and the diameters of the eyelets at two ends of the channel steel 7 are 20 mm.
The above, only be utility model's preferred embodiment, not do any restriction to utility model, all according to the utility model discloses any simple modification, change and equivalent structure change that technical entity did to above embodiment all belong to the technical scheme's of the utility model protection within range.
Claims (4)
1. A supporting device for repairing and supporting a high-inclination-angle coal seam stoping roadway mainly comprises a side-attaching column (1), an inclined supporting top beam (2), a bearing supporting plate (3), a concrete back plate (4), a beam head anchor rod (5), a limiting stable pile (6), a channel steel (7), an anchor rope (8), a diamond-shaped metal net (9), a foot-locking anchor rod (10), a top anchor rod (11) and a side anchor rod (12), and is characterized in that the concrete back plate (4) is tightly attached to the side-attaching column (1), the bearing supporting plate (3) is welded to the side-attaching column (1), two ends of the upper end of the bearing supporting plate (3) are welded with eye iron plates, two ends of the tail end of the inclined supporting top beam (2) are welded with eye iron plates, the tail end of the inclined supporting top beam (2) is connected with the bearing supporting plate (3) through a bolt, the beam head of the inclined supporting top beam (2) is fixed on a coal seam top plate (13) through the limiting stable pile (6) and the beam head anchor rod (5, the foot locking anchor rods (10) are embedded into the coal bed bottom (14), the rhombic metal nets (9) are tightly attached to the coal bed top plate (13) and the roadway low side to be paved, eyelets are arranged at two ends of the channel steel (7), and the anchor cables (8) penetrate through the eyelets of the channel steel (7) and are embedded into the coal bed top plate (13).
2. The supporting device for repairing and supporting the roadway for the mining of the high-inclination coal seam according to claim 1, wherein the elevation angle of the inclined strut top beam (2) is 23 degrees, and the beam tails of the adjacent inclined strut top beams (2) are connected by using pull rods.
3. The supporting device for repairing and supporting the roadway for the mining of the high-inclination coal seam according to claim 1, wherein the embedding depth of the limiting stable pile (6) is not less than 300mm, and the limiting stable pile is bound to the beam head of the inclined supporting top beam (2) by adopting iron wires.
4. The supporting device for repairing and supporting the roadway for the mining of the high-inclination coal seam according to claim 1, wherein the length of the channel steel (7) is not less than 2000mm, and the diameters of the eyelets at two ends of the channel steel (7) are 20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020270323.3U CN211648184U (en) | 2020-03-07 | 2020-03-07 | Supporting device for repairing and supporting mining roadway of large-dip-angle coal seam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020270323.3U CN211648184U (en) | 2020-03-07 | 2020-03-07 | Supporting device for repairing and supporting mining roadway of large-dip-angle coal seam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211648184U true CN211648184U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020270323.3U Expired - Fee Related CN211648184U (en) | 2020-03-07 | 2020-03-07 | Supporting device for repairing and supporting mining roadway of large-dip-angle coal seam |
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| CN (1) | CN211648184U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464146A (en) * | 2021-06-22 | 2021-10-01 | 山东黄金矿业(莱州)有限公司三山岛金矿 | Integral pre-supporting method for upper-plate crushed ore body long anchor cable |
-
2020
- 2020-03-07 CN CN202020270323.3U patent/CN211648184U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464146A (en) * | 2021-06-22 | 2021-10-01 | 山东黄金矿业(莱州)有限公司三山岛金矿 | Integral pre-supporting method for upper-plate crushed ore body long anchor cable |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 Termination date: 20210307 |