CN201687497U - Quick wire mesh laying device for shield supports in last cutting stope of fully mechanized mining face - Google Patents
Quick wire mesh laying device for shield supports in last cutting stope of fully mechanized mining face Download PDFInfo
- Publication number
- CN201687497U CN201687497U CN2010201555368U CN201020155536U CN201687497U CN 201687497 U CN201687497 U CN 201687497U CN 2010201555368 U CN2010201555368 U CN 2010201555368U CN 201020155536 U CN201020155536 U CN 201020155536U CN 201687497 U CN201687497 U CN 201687497U
- Authority
- CN
- China
- Prior art keywords
- wire mesh
- mechanized mining
- wire lath
- shield
- hydraulic support
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model provides a quick wire mesh laying device for shield supports in last cutting stope of a fully mechanized mining face, which belongs to the technical field of wire mesh laying for hydraulic supports. The quick wire mesh laying device comprises hydraulic supports and a wire mesh laying device, each hydraulic support consists of a top beam, a shield beam, a face guard, a base, a vertical post and a jack, the wire mesh laying device comprises a wire mesh, the upper edge of the wire mesh is arranged on fixing parts, each two or more adjacent hydraulic supports are combined to form a hydraulic support group, and the fixing parts are fixed on the upper portions of hinged joints of the top beams and the face guards of each hydraulic support group via iron wires. Compared with the prior art, the quick wire mesh laying device for shield supports in last cutting stope of a fully mechanized mining face has the advantages of reasonable design, simple structure, convenient use and the like, overcomes the shortages of reduction of output during the last cutting stope and reduction of safety coefficient, and increases unit efficiency.
Description
Technical field
The utility model relates to the lapping device of hydraulic support, and shield fast network access device is adopted at a kind of specifically fully-mechanized mining working end.
Background technology
Shield has developed the rapid of ten minutes since 20th century, succeeded in developing the sixties, though this support support force power is little, cut a little less than the ability of top, and support force is concentrated on the top board that acts on top, machine road, and supporting intensity is big, and supporting is even; Top board repeated that to support number of times few; Can bear bigger horizontal force, and allow sliding advance of support, be applicable to the unstable or medium stable loose crushing top board condition of roof pressure from top, machine road.It is the technical top important breakthrough of hydraulic support, has expanded the scope of application of hydraulic support in the colliery.
During adopted at the work plane end, face propulsion speed was slower, and when the advance of the face during to the terminal line position, support just no longer draws and moves, and remains static.During adopt at the end, the high-yield and high-efficiency during adopt at the end of how to improve working face extraction speed, improve the safety factor of operating personnel working region, really realizing fully-mechanized mining working, problem demanding prompt solution during just becoming the end and adopting.Fast network access during adopt at realization fully-mechanized mining working end is selected rational network access, just becomes to address this problem one of valid approach.Adopt in the network access at traditional shield end at present, the operating personnel need be with the wire lath holder to set cap top, just cause wire lath uneven easily during last first pass net, be difficult for being in line, cause at the end and adopt final stage, press net inhomogeneous behind the frame, even there are indivedual positions not push down net, being unfavorable for that support safety is returned removes, and rib is unfavorable in time observing rib and roof and floor and changes dorsad.
Summary of the invention
Technical assignment of the present utility model is to solve the deficiencies in the prior art, provides a kind of neatly even, direct and right fully-mechanized mining working end to adopt shield fast network access device.
The technical solution of the utility model realizes in the following manner, shield fast network access device is adopted at this fully-mechanized mining working end, its structure comprises hydraulic support, described hydraulic support is by back timber, caving shield, face guard, base, column, compositions such as jack, the face guard and the back timber of hydraulic support are hinged, its structure also comprises the wire lath laying apparatus, described wire lath laying apparatus comprises wire lath, the top edge of wire lath is arranged on the fixture, every two or more of described adjacent hydraulic support are formed a hydraulic support group, and fixture is fixed on the back timber of each hydraulic support group and the top of face guard hinged place by iron wire.
Described fixture is steel pipe or iron plate.
Described wire lath is installed in the top of coal cutting roadway and the sidewall of coal cutting roadway respectively.
The fixing wire lath in described coal cutting roadway top is the double-level-metal net, the holding up below by wire rope of this wire lath.
The fixing wire lath of described coal cutting roadway sidewall is the single-layer metal net, and this wire lath is fixed by anchor pole.
When using the utility model to carry out lapping, before online, the face guard of hydraulic support group is regained, observe top board, after confirming that top board does not have the cash of falling and rib and do not have wall caving danger, the operating personnel faces rib, and the fixture that is tied to face guard and top, back timber hinged place is protected on the top board with face guard, because the fixture binding has wire lath, at this moment only need cut off the iron wire that fixing fixture is used, draw and move fixture and can realize surfing the Net successively, and the online amount be consistent automatically from the past other end of an end.
The beneficial effect that the utility model is compared with prior art produced is:
(1) the online work during adopt at the end is the most important link that realizes that safe end is adopted, and adopts fast network access device of the present utility model, has strengthened the back production efficient during adopt at the fully-mechanized mining working end, for the high-yield and high-efficiency of realizing whole stoping period is laid a good foundation.
(2) novel fast network access device, the wire lath of going up straight together, press net behind the frame evenly, just cause wire lath uneven easily when avoiding occurring the first pass net, cause after the final stage frame is adopted at the end and to press net inhomogeneous even have indivedual positions not push down net, be unfavorable for that support safety returns the phenomenon of removing and need push away design in case of necessity and stop adopting line position, to guarantee rack restoring safety.
(3) in shield fast network access process, the operating personnel is convenient to observe rib and roof and floor and is changed all the time towards rib, has improved the safety factor during adopt at the end.
(4) adopt novel fast network access mode, the shield back timber does not repeat to support to top board and rises in fact, can reasonably control top board, has avoided in the influence to top board of the knee-action repeatedly of back timber.
Description of drawings
Accompanying drawing 1 is a user mode schematic diagram of the present utility model;
Accompanying drawing 2 is the utility model enforcement schematic diagrames at fully-mechanized mining working.
Mark in the accompanying drawing is represented respectively:
1, coal cutting roadway, 2, the single-layer metal net, 3, anchor pole, 4, rib, 5, fixture, 6, face guard, 7, the double-level-metal net, 8, wire rope, 9, back timber, 10, jack, 11, caving shield, 12, base, 13, the hydraulically extensible column.
The specific embodiment
Below in conjunction with accompanying drawing shield fast network access device is adopted at fully-mechanized mining working of the present utility model end and done following detailed description the in detail.
As shown in Figure 1, shield fast network access device is adopted at this fully-mechanized mining working end, its structure comprises hydraulic support, described hydraulic support is by back timber 9, caving shield 11, face guard 6, base 12, hydraulically extensible column 13, jack 10 compositions such as grade, in accompanying drawing 1, hydraulically extensible column 13 is fixed on the base 12, the top of hydraulically extensible column 13 is hinged with back timber 9, the rear portion of back timber 9 and caving shield 11 are hinged and between is fixed with jack 10, the front portion of back timber 9 and face guard 6 are hinged, the structure of this fast network access device also comprises the wire lath laying apparatus, described wire lath laying apparatus comprises wire lath, the top edge of wire lath is arranged on the fixture 5, as shown in Figure 2, every two or more of described adjacent hydraulic support are formed a hydraulic support group, and fixture 5 is fixed on the back timber 9 of each hydraulic support group and the top of face guard 6 hinged places by iron wire.Described fixture 5 is steel pipe or iron plate, and wire lath is installed in the top of coal cutting roadway 1 and the both sides of coal cutting roadway 1 respectively, and the fixing wire lath in coal cutting roadway 1 top is a double-level-metal net 7, the holding up below by wire rope 8 of this wire lath; The fixing wire lath of coal cutting roadway 1 sidewall is a single-layer metal net 2, and this wire lath is fixing by anchor pole 3.
When using the utility model to carry out fast network access, at first according to the top board concrete condition, adopt " staying the top coal " or " climbing top board " mode end to adopt, determine that rationally rib 4 is apart from the distance of stopping adopting line, single-layer metal net 2 is laid in beginning comprehensively on the sidewall of coal cutting roadway 1, long limit, minor face overlap respectively, and the button button links.In last first when net row, the coal machine cuts logical to tail or slave Caudad head from head, and hydraulic support does not draw and moves, and the timberer follows the coal machine and gets face guard 6, and the coal machine is parked in tail or head place.When surf the Net in coal cutting roadway 1 top, per three hydraulic supports are formed one group, at first regain face guard 6, observe top board, after confirming not have the cash of falling and rib 4 no wall caving danger between frame, the operating personnel faces rib 4, protect on the top board being tied to the fixture 5 usefulness face guards 6 of face guard 6 with top, back timber 9 hinged place, because fixture 5 binding has wire lath, at this moment only need draw and move fixture 5 and can realize surfing the Net successively toward the other end from an end, the online amount is consistent automatically.Draw when moving support, at first draw and move the fixedly support of fixture 5, draw at interval and move, cut off the iron wire that fixture 5 is fixed on back timber 9 and top, face guard 6 hinged place then, yoke is drawn move, carry out successively according to this order.
Fully-mechanized mining working shield fast network access device is realized fast network access, has improved single efficient, has overcome the rough sledding that output reduced, safety factor reduces during adopted at the end to a certain extent, has promoted the high-yield and high-efficiency development of mine.
Claims (5)
1. shield fast network access device is adopted at the fully-mechanized mining working end, comprise hydraulic support, described hydraulic support is made up of back timber, caving shield, face guard, base, column, jack, it is characterized in that its structure also comprises the wire lath laying apparatus, described wire lath laying apparatus comprises wire lath, the top edge of wire lath is arranged on the fixture, every two or more of described adjacent hydraulic support are formed a hydraulic support group, and fixture is fixed on the back timber of each hydraulic support group and the top of face guard hinged place by iron wire.
2. shield fast network access device is adopted at fully-mechanized mining working according to claim 1 end, it is characterized in that described fixture is steel pipe or iron plate.
3. shield fast network access device is adopted at fully-mechanized mining working according to claim 1 end, it is characterized in that described wire lath is installed in the top of coal cutting roadway and the sidewall of coal cutting roadway respectively.
4. shield fast network access device is adopted at fully-mechanized mining working according to claim 3 end, it is characterized in that the fixing wire lath in described coal cutting roadway top is the double-level-metal net, the holding up below by wire rope of this wire lath.
5. shield fast network access device is adopted at fully-mechanized mining working according to claim 3 end, it is characterized in that the fixing wire lath of described coal cutting roadway sidewall is the single-layer metal net, and this wire lath is fixed by anchor pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201555368U CN201687497U (en) | 2010-04-12 | 2010-04-12 | Quick wire mesh laying device for shield supports in last cutting stope of fully mechanized mining face |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201555368U CN201687497U (en) | 2010-04-12 | 2010-04-12 | Quick wire mesh laying device for shield supports in last cutting stope of fully mechanized mining face |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201687497U true CN201687497U (en) | 2010-12-29 |
Family
ID=43375782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201555368U Expired - Fee Related CN201687497U (en) | 2010-04-12 | 2010-04-12 | Quick wire mesh laying device for shield supports in last cutting stope of fully mechanized mining face |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201687497U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133021A (en) * | 2011-11-23 | 2013-06-05 | 淮南矿业(集团)有限责任公司 | Laying method of metal mesh false roof |
| CN103527226A (en) * | 2013-10-15 | 2014-01-22 | 中国矿业大学 | Steeply inclined seam working face shielding and retracing method |
| CN103742181A (en) * | 2014-01-15 | 2014-04-23 | 淮南矿业(集团)有限责任公司 | Hydraulic automatic net up-putting and timber loading device |
| CN104533481A (en) * | 2014-11-11 | 2015-04-22 | 兖州煤业股份有限公司 | Fully mechanized mining face support |
| CN104948211A (en) * | 2015-05-31 | 2015-09-30 | 山西晋城无烟煤矿业集团有限责任公司 | Large mining height end-mining net hanging process |
| CN105569698A (en) * | 2016-03-15 | 2016-05-11 | 兖州煤业股份有限公司 | Long-distance net setting and drawing device at coal face |
| CN106351679A (en) * | 2016-11-09 | 2017-01-25 | 安徽理工大学 | Soil similar coal working face fully sealed shield support device |
| CN108104858A (en) * | 2017-11-24 | 2018-06-01 | 中国平煤神马能源化工集团有限责任公司 | It is a kind of can before frame lapping joint support top side protecting mechanism |
| CN108775250A (en) * | 2018-08-10 | 2018-11-09 | 北京天地华泰矿业管理股份有限公司 | Adopt online Lanyard device and equipment recovery method in a kind of end applied to coal mine fully-mechanized mining working |
-
2010
- 2010-04-12 CN CN2010201555368U patent/CN201687497U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103133021A (en) * | 2011-11-23 | 2013-06-05 | 淮南矿业(集团)有限责任公司 | Laying method of metal mesh false roof |
| CN103133021B (en) * | 2011-11-23 | 2015-07-08 | 淮南矿业(集团)有限责任公司 | Laying method of metal mesh false roof |
| CN103527226A (en) * | 2013-10-15 | 2014-01-22 | 中国矿业大学 | Steeply inclined seam working face shielding and retracing method |
| CN103527226B (en) * | 2013-10-15 | 2015-04-15 | 中国矿业大学 | Steeply inclined seam working face shielding and retracing method |
| CN103742181A (en) * | 2014-01-15 | 2014-04-23 | 淮南矿业(集团)有限责任公司 | Hydraulic automatic net up-putting and timber loading device |
| CN104533481A (en) * | 2014-11-11 | 2015-04-22 | 兖州煤业股份有限公司 | Fully mechanized mining face support |
| CN104948211A (en) * | 2015-05-31 | 2015-09-30 | 山西晋城无烟煤矿业集团有限责任公司 | Large mining height end-mining net hanging process |
| CN105569698A (en) * | 2016-03-15 | 2016-05-11 | 兖州煤业股份有限公司 | Long-distance net setting and drawing device at coal face |
| CN106351679A (en) * | 2016-11-09 | 2017-01-25 | 安徽理工大学 | Soil similar coal working face fully sealed shield support device |
| CN108104858A (en) * | 2017-11-24 | 2018-06-01 | 中国平煤神马能源化工集团有限责任公司 | It is a kind of can before frame lapping joint support top side protecting mechanism |
| CN108775250A (en) * | 2018-08-10 | 2018-11-09 | 北京天地华泰矿业管理股份有限公司 | Adopt online Lanyard device and equipment recovery method in a kind of end applied to coal mine fully-mechanized mining working |
| CN108775250B (en) * | 2018-08-10 | 2024-02-13 | 北京天地华泰矿业管理股份有限公司 | Last-mining net-surfing rope hanging device applied to fully-mechanized coal mining face and equipment recovery method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201687497U (en) | Quick wire mesh laying device for shield supports in last cutting stope of fully mechanized mining face | |
| CN101514633B (en) | Non-roadside supporting gob-side entry retaining process | |
| CN205743901U (en) | Digging laneway telescopic type falsework | |
| CN102444416B (en) | Fully mechanized mining face hydraulic support beam-type retracting device | |
| CN101666230B (en) | Coal mining method of lengthened front-beam fully-mechanized mining and fully-mechanized top coal carving of three-soft coal seam and equipment | |
| CN105697013A (en) | Contractible temporary support for tunneling tunnel | |
| CN202391444U (en) | Beam type retracting device of hydraulic bracket of fully-mechanized coal face | |
| CN203321561U (en) | Gob-side entry retaining hydraulic support with top net paved on support tail | |
| CN103266903A (en) | Supporting method capable of preventing roof and wall falling accidents | |
| CN104389605B (en) | A kind of coal-face intensive steel cord shielding withdraws method | |
| CN201225163Y (en) | Self-moving hydraulic support for coal mine shortwalling | |
| CN201013399Y (en) | Rotary type two-stage side-protection device | |
| CN205677652U (en) | A kind of gob side entry retaining advanced stand device | |
| CN212389368U (en) | Gob-side entry retaining gangue blocking device | |
| CN202325593U (en) | Suspension type supporting frame for mechanized mining face | |
| CN202520350U (en) | Sectional retractable suspension top beam tunnel fore support | |
| CN204984453U (en) | Hydraulic support withdrawing system | |
| CN205297613U (en) | Formula temporary support support is moved certainly in colliery headwork face in pit | |
| CN204827445U (en) | Tail system gathers at large mining height fully -mechanized working face end | |
| CN104806271A (en) | Precutting-groove U-shaped steel bracket with automatic propelling function and construction method thereof | |
| CN201747391U (en) | Two-stage lateral protection transition bracket of large mining height working surface | |
| CN104453966B (en) | Large mining height end is adopted fully-mechanized digging machine and is removed frame passage passing sunk pillars on full frame acnemia canopy construction method | |
| CN203531931U (en) | Underground coal mine excavation working face temporary supporting device | |
| CN203730023U (en) | Frame shed beam device | |
| CN202628150U (en) | Self-moving type follow-up end bracket |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20170412 |