CN202325573U - Outburst prevention device for coal roadway drilling - Google Patents
Outburst prevention device for coal roadway drilling Download PDFInfo
- Publication number
- CN202325573U CN202325573U CN2011205080199U CN201120508019U CN202325573U CN 202325573 U CN202325573 U CN 202325573U CN 2011205080199 U CN2011205080199 U CN 2011205080199U CN 201120508019 U CN201120508019 U CN 201120508019U CN 202325573 U CN202325573 U CN 202325573U
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- coal
- drilling
- rock
- coal road
- building
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Abstract
The utility model relates to an outburst prevention device for coal roadway drilling and discloses a protection facility used when in coal mine roadway construction, and particularly relates to a sealing, dustproof and anti-permeability device for coal roadway drilling used for safety and protection when in coal roadway drilling. Blower dryer cloth (4) is integrated with a support steel pipe (2) for building through a metal net (3) together to be connected with a rock and coal layer (1), and is movably supported on support steel beams (11) on two walls of a coal roadway through lifting rods (5) for building; a drill rod (8) is arranged on a drilling machine (7) and is used for drilling a reaming hole (9) in the rock and coal layer (1); and a drill hole fastening mechanism is fixedly arranged in the reaming hole (9) and is connected with a drill rod sealing mechanism and a dust discharge mechanism. The utility model discloses a double-layer device for preventing gas outburst, coal dust outburst and water gushing when in drilling, firm fixed racks are arranged on the rock and coal layer to be drilled, and in the rock and coal layer drilling process, the drill hole fastening mechanism, the drill rod sealing mechanism and the dust discharge mechanism are utilized, so that the gas outburst, the coal dust outburst and the water gushing can be prevented, and the safety coefficient during operation is improved.
Description
Technical field:The utility model relates to the protective equipment that uses when a kind of coal mine roadway is constructed, the coal road boring protrusion-dispelling device that safeguard protection is used when specifically being coal road boring.
Background technology:At present, in the construction of colliery, when especially the lithosphere that pervious layer is arranged being holed; Because it is more open to blow out back rock, coal seam, borehole sealing is bad, and operation is abnormally dangerous; Accidentally just be prone to cause the outstanding or permeable casualty accident of gas, had a strong impact on construction safety.
The utility model content:The utility model has avoided the permeable lithosphere of former brill system to be prone to the permeable drawback that causes human casualty accident, and providing a kind of can regulate automatically, and hole sealing of fastening, drilling rod and dust cleaning machine improve the coal road boring protrusion-dispelling device of operating safety factor.The utility model technical scheme is achieved in that described air duct 12 is movably arranged on the middle and upper part of coal road sidewall; Air duct cloth 4 is connected with rock, coal seam 1 with supporting steel pipe 2 devices for building through wire lath 3 together; And on the supporting girder steel 11 of coal road two walls, drilling rod 8 installs on rig 7 with elevating lever 5 movable supporting for building, and goes up brill system counterboring hole 9 in rock, coal seam (1); The boring retention mechanism is fixed in the counterboring hole 9; Right-hand member is connected with threeway 16 through flange 14, sealing mat 15 usefulness bolts, and threeway 16 right-hand members are connected with the drilling rod sealing mechanism through back-up ring 17, and dust discharge mechanism is arranged in the threeway 16.
The effect of the utility model is: because gas, coal dust, Shuitu go out device when having designed two-layer protection boring, firmly fixed mount is located on rock to be holed, the seam face, adjustable support; In boring system rock, coal seam process; Utilization boring is fastening, drilling rod seals and dust discharge mechanism, can prevent that gas, coal dust, Shuitu from going out, and improved the safety factor of duration of work; And it is simple in structure, safe and reliable.Can be widely used in the lithosphere system of boring of coal mine roadway and blow out.
Description of drawings:Fig. 1 is the main sectional view of the utility model
Fig. 2 is that the A-A of Fig. 1 is to view
Fig. 3 is the A portion enlarged drawing of Fig. 1
The specific embodiment;Embodiment 1: like figure, 1 Fig. 2, shown in Figure 3; Described air duct 12 is movably arranged on the middle and upper part of coal road sidewall, and air duct cloth 4 installs with supporting steel pipe 2 for building through wire lath 3 and is connected with rock, coal seam 1 together, and with elevating lever 5 movable supporting for building on the supporting girder steel 11 of coal road two walls; Drilling rod 8 devices are on rig 7; And on rock, coal seam 1, bore system counterboring hole 9, the boring retention mechanism is fixed in the counterboring hole 9, and right-hand member is connected with threeway 16 through flange 14, sealing mat 15 usefulness bolts; Threeway 16 right-hand members are connected with the drilling rod sealing mechanism through back-up ring 17, and dust discharge mechanism is arranged in the threeway 16.
Like figure, 1 Fig. 2, shown in Figure 3, opening anchor tube 24 left parts of described boring retention mechanism are fastened in the counterboring hole 9, and right-hand member is connected middle part in the flange 14, and fastener tube 13 is arranged in the 9 outer stomidiums of counterboring hole and opening anchor tube 24 outsides.
Like figure, 1 Fig. 2, shown in Figure 3, the sealing ring 21 of described drilling rod sealing mechanism, baffle plate 20 are built in left end in the sleeve pipe 18, and bearing 18 is arranged on the drilling rod 8, and two ends, the outside are provided with baffle ring, and are fixed on sleeve pipe 18 right-hand members with upper shield 26.
Like figure, 1 Fig. 2, shown in Figure 3, described upper shield 26 right outer ends are provided with 4 connecting rings 25.
Like figure, 1 Fig. 2, shown in Figure 3, high pressure stop gate 22 upper ends of described dust discharge mechanism are connected with threeway 16 through dust flue, and the lower end is passed through dust flue and is connected with Dust-proof bag 23.
Like figure, 1 Fig. 2, shown in Figure 3, described several steel buttons 10 of supporting steel pipe 2 usefulness for building firmly link together.
Like figure, 1 Fig. 2, shown in Figure 3, described elevating lever for building 5 middle parts are provided with rotating handles 6.
The utility model is when construction; Earlier link together air duct cloth and wire lath; Again the two device on steel buckle device supporting steel pipe for building together; Hold up near rock, seam face, utilize rotating handles firmly to support with elevating lever for building then, its elevating lever for building lower end movable supporting is on the supporting girder steel of coal road two walls.Start rig and on rock, seam face, bore the system reaming; In reaming, insert opening anchor tube and fastener tube; 4 connecting rings that the right outer end of upper shield is set are fixed on the supporting steel pipe; Penetrate mounted drilling rod in the opening anchor tube then and punch, underground water, gas and coal dust can release from boring.In a single day gas or coal dust take place when operation, Shuitu goes out, and can close high pressure gate immediately, withdraw personnel, has ensured the safety of construction.
Claims (7)
1. coal road boring protrusion-dispelling device; It comprises that air duct (12) is movably arranged on the middle and upper part of coal road sidewall; Air duct cloth (4) is connected with rock, coal seam (1) with supporting steel pipe for building (2) device through wire lath (3) together; And on the supporting girder steel (11) of coal road two walls, drilling rod (8) installs on rig (7) with elevating lever for building (5) movable supporting, and goes up brill system counterboring hole (9) in rock, coal seam (1); It is characterized in that described boring retention mechanism is fixed in the counterboring hole (9); Right-hand member is connected with threeway (16) with bolt through flange (14), sealing mat (15), and threeway (16) right-hand member is connected with the drilling rod sealing mechanism through back-up ring (17), and dust discharge mechanism is arranged in the threeway (16).
2. coal road boring protrusion-dispelling device according to claim 1 is characterized in that opening anchor tube (24) right-hand member of described boring retention mechanism is connected middle part in the flange (14), and fastener tube (13) is welded on opening anchor tube (24) outside, and places in the counterboring hole (9).
3. coal road boring protrusion-dispelling device according to claim 1; The sealing ring (21), the baffle plate (20) that it is characterized in that described drilling rod sealing mechanism are built in the interior left end of sleeve pipe (18); Bearing (19) is arranged on the drilling rod (8); Two ends, the outside are provided with baffle ring, and are fixed on sleeve pipe (18) right-hand member with upper shield (26).
4. coal road boring protrusion-dispelling device according to claim 3 is characterized in that the right outer end of described upper shield (26) is provided with 4 connecting rings (25).
5. coal road according to claim 1 boring protrusion-dispelling device is characterized in that high pressure stop gate (22) upper end of described dust discharge mechanism is connected with threeway (16) through dust flue, and the lower end is passed through dust flue and is connected with Dust-proof bag (23).
6. coal road boring protrusion-dispelling device according to claim 1 is characterized in that described supporting steel pipe for building (2) firmly links together with several steel buttons (10).
7. coal road boring protrusion-dispelling device according to claim 1 is characterized in that described elevating lever for building (5) middle part is provided with rotating handles (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205080199U CN202325573U (en) | 2011-11-30 | 2011-11-30 | Outburst prevention device for coal roadway drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205080199U CN202325573U (en) | 2011-11-30 | 2011-11-30 | Outburst prevention device for coal roadway drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202325573U true CN202325573U (en) | 2012-07-11 |
Family
ID=46437555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205080199U Expired - Fee Related CN202325573U (en) | 2011-11-30 | 2011-11-30 | Outburst prevention device for coal roadway drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202325573U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102926697A (en) * | 2012-10-29 | 2013-02-13 | 淮南矿业(集团)有限责任公司 | Orifice plugging device, gas extraction system and orifice plugging method |
| CN103195470A (en) * | 2013-04-15 | 2013-07-10 | 双鸭山市吉昌机械制造有限公司 | Gas discharge collecting device for drilling construction |
| CN103982238A (en) * | 2014-05-26 | 2014-08-13 | 河南永锦能源有限公司云盖山煤矿一矿 | Coal mine water-detecting water-releasing water-controlling device |
| CN115749880A (en) * | 2022-12-09 | 2023-03-07 | 湖南省通泰工程有限公司 | Tunnel construction strutting arrangement |
-
2011
- 2011-11-30 CN CN2011205080199U patent/CN202325573U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102926697A (en) * | 2012-10-29 | 2013-02-13 | 淮南矿业(集团)有限责任公司 | Orifice plugging device, gas extraction system and orifice plugging method |
| CN102926697B (en) * | 2012-10-29 | 2015-11-11 | 淮南矿业(集团)有限责任公司 | Port closing device, gas drainage system and port closing method |
| CN103195470A (en) * | 2013-04-15 | 2013-07-10 | 双鸭山市吉昌机械制造有限公司 | Gas discharge collecting device for drilling construction |
| CN103195470B (en) * | 2013-04-15 | 2015-12-09 | 双鸭山市吉昌机械制造有限公司 | Drilling construction Gas gathering-device |
| CN103982238A (en) * | 2014-05-26 | 2014-08-13 | 河南永锦能源有限公司云盖山煤矿一矿 | Coal mine water-detecting water-releasing water-controlling device |
| CN115749880A (en) * | 2022-12-09 | 2023-03-07 | 湖南省通泰工程有限公司 | Tunnel construction strutting arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20141130 |
|
| EXPY | Termination of patent right or utility model |