CN102900445A - Temporary supporting device for anchor net roadway - Google Patents
Temporary supporting device for anchor net roadway Download PDFInfo
- Publication number
- CN102900445A CN102900445A CN2012104507196A CN201210450719A CN102900445A CN 102900445 A CN102900445 A CN 102900445A CN 2012104507196 A CN2012104507196 A CN 2012104507196A CN 201210450719 A CN201210450719 A CN 201210450719A CN 102900445 A CN102900445 A CN 102900445A
- Authority
- CN
- China
- Prior art keywords
- tunnel
- forestope
- support device
- protective screening
- temporary 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.)
- Granted
Links
Images
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Abstract
The invention provides a temporary supporting device for an anchor net roadway. The temporary supporting device comprises multiple suspension devices, multiple front probe beams, a top plate protection net and backing wood used for supporting a top plate; each suspension device comprises a suspension ring and a regulating lead screw, multiple suspension rings are uniformly arranged at intervals along the heading direction and width direction of the anchor net roadway, the front probe beams are penetratively arranged in the suspension rings along the heading direction of an anchor rod roadway, and multiple front probe beams are arranged at intervals in parallel along the width direction of the anchor net roadway; and the top plate protection net is paved at the upper parts of the front probe beams, and the backing wood is arranged at the upper part of the top plate protection net. According to the temporary supporting device for the anchor net roadway provided by the invention, the top plate protection net and the backing wood are paved on the front probe beams suspended below the top plate of the anchor net roadway, a larger supporting range is formed below the top plate of the anchor net roadway, and the top plate of the anchor net roadway is effectively supported.
Description
Technical field
The present invention relates to the mechanical manufacturing field technology, relate in particular to a kind of tunnel temporary support device.
Background technology
In mining activity, along with driving face ground advances, the tunnel inside ceiling panel rock in goaf is outstanding to be revealed, if the top board below is without the then easy inbreak of rock of supporting object, therefore affect staff's life security, need in tunnel, to adopt temporary lining with roof supporting, for example between the top board in tunnel, goaf and base plate, adopt a plurality of columns as temporary lining, make between tunnel inside ceiling panel and the base plate to have support force, thereby avoid rock falling.
But circumstance complication in the tunnel, roadway floor is smooth not, so roadway floor can not provide stable support foundation to column, and column is for the top board of tunnel, and the supporting scope is little, and reliable support action can not be provided.
Summary of the invention
For the defects of prior art, the invention provides a kind of tunnel temporary support device.
The invention provides a kind of tunnel temporary support device, the back of the body wood that this device comprises a plurality of suspension apparatus, a plurality of forestope, top board protective screening and is used for roof supporting;
Each described suspension apparatus comprises suspension ring and regulates screw mandrel, and described suspension ring top has the screwed hole that is connected for the anchor pole lower end, and described adjusting screw mandrel is connected with the screwed hole of described suspension ring bottom and the top on described adjusting screw mandrel top emits and is positioned at described suspension ring;
A plurality of described suspension ring arrange along the even interval of tunnel direction of advance and width, and described forestope is located in the described suspension ring forward anchor rod laneway direction of advance, and a plurality of forestopes are arranged along tunnel width parallel interval; Described top board protective screening is laid on described forestope top, and described back of the body wood is pressed on described top board protective screening top.
Aforesaid tunnel temporary support device, preferred, also comprise and meet the face protective screening, the described face protective screening of meeting is hung on the described forestope and the vertical tunnel base plate that extends to, and describedly meets the work plane that the face protective screening is parallel to anchor rod laneway and meets head on.
Aforesaid tunnel temporary support device, preferred, also comprise S-hook;
Have on the described forestope be used to hanging described hanging hole of meeting the face protective screening, described S-hook top is hung on the described hanging hole, and described S-hook bottom is hung on the described face protective screening top of meeting.
Aforesaid tunnel temporary support device, preferred, described suspension ring are straight-flanked ring.
Aforesaid tunnel temporary support device, preferred, the quantity of described forestope is three, described forestope is steel I-beam.
Aforesaid tunnel temporary support device, preferred, the quantity of described back of the body wood is a plurality of and the parallel interval setting.
Aforesaid tunnel temporary support device, preferred, described back of the body wood is set to one or more layers along the tunnel short transverse.
Tunnel temporary support device provided by the invention, by forestope being suspended to below the top board suspension apparatus is set below the tunnel top board, and at forestope laying top board protective screening and back of the body wood, below the tunnel top board, form larger supporting scope, this tunnel temporary support device is suspended to tunnel top board below simultaneously, need not rely on the tunnel base plate to provide support foundation, avoided the problem of the foundation shakiness that the out-of-flatness of tunnel base plate causes, the tunnel top board has been played effective and stable support action.
Description of drawings
Fig. 1 is the top view of tunnel temporary support device of the present invention;
Fig. 2 is the sectional view of tunnel temporary support device of the present invention;
Fig. 3 is the structural representation of the suspension apparatus of tunnel temporary support device of the present invention.
Description of reference numerals:
The 10-suspension apparatus; The 20-forestope; The 30-anchor pole;
40-top board protective screening; 50-carries on the back wood; The 60-hanging hole;
70-meets the face protective screening; 80-S shape hook; The 101-suspension ring;
102-regulates screw mandrel; The 103-top emits; The 501-gap.
The specific embodiment
Fig. 1 is the top view of tunnel temporary support device of the present invention; Fig. 2 is the sectional view of tunnel temporary support device of the present invention; Fig. 3 is the structural representation of the suspension apparatus of tunnel temporary support device of the present invention.Such as Fig. 1 ~ shown in Figure 3, this tunnel temporary support device comprises a plurality of suspension apparatus 10, a plurality of forestope 20, top board protective screening 40 and the back of the body wood 50 that is used for roof supporting; Take 6 suspension apparatus, 3 forestopes as example, three forestope 20 intervals on the tunnel width are even among Fig. 1; Each forestope 20 is provided with two suspension apparatus 10 away from an end place of driving face, and this suspension apparatus 10 is connected with the anchor pole 30 that is installed in the tunnel top board, and with forestope 20 horizontal suspensions below the tunnel top board.
Fig. 3 is the structural representation of the suspension apparatus of tunnel temporary support device of the present invention.With reference to figure 3, suspension apparatus 10 comprises suspension ring 101 and regulates screw mandrel 102, these suspension ring 101 tops have the screwed hole 104 that is connected for anchor pole 30 lower ends, above-mentioned adjusting screw mandrel 102 is connected with the screwed hole 104 of above-mentioned suspension ring 101 bottoms and the top on these adjusting screw mandrel 102 tops emits 103 to be positioned at this suspension ring 101, namely the top emit 103 and suspension ring 101 tops between certain distance is arranged, rotate and regulate screw mandrel 102, the top is emitted under 103 in the vertical directions mobile; Rotate to regulate screw mandrel 102, make the top emit 103 to increase with the distance on suspension ring 101 tops, penetrate forestope 20 in the suspension ring 101 and the soffits of forestope 20 emit 103 to contact with the top; Rotate to regulate screw mandrel 102, make the top emit 103 to move up, reduce to push up emit 103 and suspension ring 101 tops between distance, the level height of the forestope 20 that can raise; Need to prove, a forestope 20 must penetrate in two suspension ring 101 at least, and makes the top emit 103 height and the angles of regulating forestope 20 by regulating screw mandrel 102; In real work, forestope 20 must be by horizontal suspension below the tunnel top board.
Concrete, a plurality of suspension ring 101 arrange along tunnel direction of advance and the even interval of width respectively, and above-mentioned forestope 20 is located in the suspension ring 101 forward tunnel direction of advance, and a plurality of forestopes 20 are arranged along tunnel width parallel interval; Top board protective screening 40 is laid on forestope 20 tops, and back of the body wood 50 is pressed on top board protective screening 20 tops.
In real work, the staff heads into a plurality of anchor poles 30 in the top board of tunnel along direction and the width that tunnel advances first successively, a plurality of anchor poles 30 parallel arrangement at least two row and interval on the tunnel width is even, and each row has two anchor poles 30 at least; Each anchor pole 30 lower end is connected by the screwed hole 104 of nut with suspension ring 101 tops of suspension apparatus 10; Suspension apparatus 10 penetrates forestope 20 in two suspension ring 101 of same row successively with after anchor pole 30 is connected at least, then at least two forestope 20 parallel top board belows that are suspended to tunnel; Need to prove at this, an end of close the forestope 10 that at least two suspension apparatus 10 are concentrated, the other end of forestope 10 contact with driving face afterwards passing suspension apparatus 10; Lay top board protective screening 40 on the top of parallel at least two forestopes 20 side by side subsequently, and back of the body wood 50 is pressed on this top board protective screening 40 tops, can carry on the back real wedging top board protective screening 40; Need to prove, lay one deck back of the body wood 50 after, if having the gap between the top board of back of the body wood 50 and tunnel, must re-lay at least one deck back of the body wood 50, guarantee that the back of the body is wooden to contact with the top board of tunnel.
In the present embodiment, by forestope being suspended to below the top board suspension apparatus is set below the tunnel top board, and at forestope laying top board protective screening and back of the body wood, below the tunnel top board, form larger supporting scope, this tunnel temporary support device is suspended to tunnel top board below simultaneously, need not rely on the tunnel base plate to provide support foundation, the problem of the foundation shakiness of having avoided the out-of-flatness of tunnel base plate and having caused plays effective and stable support action to the tunnel top board.
Further, tunnel temporary support device provided by the invention also comprises and meets face protective screening and S-hook.Has the hanging hole 60 of meeting face protective screening 70 be used to hanging on the forestope 20; S-hook 80 tops are hung on the hanging hole 60 on the forestope 20; the bottom is hung on meets face protective screening 70 tops; meeting like this face protective screening 70 just is hung on the forestope 20 and the vertical tunnel base plate that extends to; to meet face protective screening 70 launches along tunnel wall and driving face; then below the hanging hole of tunnel temporary support device, the side walls in tunnel and driving face place be around forming catch net, can prevent driving face and on every side the rock on the wall of tunnel tumble and hurt sb.'s feelings.
In embodiments of the present invention, preferred, above-mentioned suspension ring are straight-flanked ring, but the shape of suspension ring flexible choice as required in actual applications, for example suspension ring are shaped as circle.
Preferably, the quantity of above-mentioned forestope 20 is three, and this forestope 20 is steel I-beam; Because the quantity of forestope 20 is three, the area of the top board protective screening 40 that can support is larger, can provide larger supporting scope to the staff; Forestope 20 is steel I-beam in addition, therefore forestope 20 and top emit 103, the contact surface of top board protective screening 40 and back of the body wood 50 is smooth, therefore setting up on the top of at least two suspension apparatus 10 that forestope 20 can be stable emitted on 103, and the real wedging of the back of the body that back of the body wood 50 can be stable with top board protective screening 40 is on forestope 20 tops.
The quantity of back of the body wood 50 is a plurality of and the parallel interval setting in addition, be wooden 50 parallel laid of a plurality of back ofs the body and vertical with forestope 20, and having gap 501 between the back of the body wood 50 of parallel laid, the distance in this gap 501 can make the staff anchor pole 30 be headed into the top board of tunnel.Concrete, when driving face moves forward, this tunnel temporary support device also need move forward, so the staff must continue along the direction that tunnel advances head into anchor pole 30 to top board before mobile this tunnel temporary support device; Because the gap 501 between the back of the body wood 50 can make the staff anchor pole 30 be headed into the top board of tunnel, the staff just can finish the work that heads into anchor pole 30 in the supporting scope that back of the body wood 50 forms, provide good safeguard protection to the staff.
Above-mentioned back of the body wood 50 can be set to one or more layers along the tunnel short transverse; Concrete, after forestope 20 is laid one deck back of the body wood 50, if still exist between the upper surface of back of the body wood 50 and the back apart from the time, rock on the back may fall and upward and to whole tunnel temporary support device produce impact force to carrying on the back wood, affect the supporting effect of tunnel temporary support device, therefore need to lay one or more layers back of the body wood 50 according to actual conditions at forestope 20, so that back of the body wood 50 contacts with the top board of tunnel, can more effectively play support action.
The tunnel temporary support device that the present embodiment provides; by forestope being suspended to below the top board suspension apparatus is set below the tunnel top board; and at forestope laying top board protective screening and back of the body wood; below the tunnel top board, form larger supporting scope; and there is the gap between the back of the body wood; the staff can continue to head into anchor pole in the protection domain of supporting, staff's life security is protected.
It should be noted that at last: above each embodiment is not intended to limit only in order to technical scheme of the present invention to be described; Although with reference to aforementioned each embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps some or all of technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a tunnel temporary support device is characterized in that, the back of the body wood that comprises a plurality of suspension apparatus, a plurality of forestope, top board protective screening and be used for roof supporting;
Each described suspension apparatus comprises suspension ring and regulates screw mandrel, and described suspension ring top has the screwed hole that is connected for the anchor pole lower end, and described adjusting screw mandrel is connected with the screwed hole of described suspension ring bottom and the top on described adjusting screw mandrel top emits and is positioned at described suspension ring;
A plurality of described suspension ring arrange along the even interval of tunnel direction of advance and width, and described forestope is located in the described suspension ring forward tunnel direction of advance, and a plurality of forestopes are arranged along tunnel width parallel interval; Described top board protective screening is laid on described forestope top, and described back of the body wood is pressed on described top board protective screening top.
2. tunnel temporary support device according to claim 1, it is characterized in that, also comprise and meet the face protective screening, the described face protective screening of meeting is hung on the described forestope and the vertical tunnel base plate that extends to, and describedly meets the work plane that the face protective screening is parallel to anchor rod laneway and meets head on.
3. tunnel temporary support device according to claim 2 is characterized in that, also comprises S-hook;
Have on the described forestope be used to hanging described hanging hole of meeting the face protective screening, described S-hook top is hung on the described hanging hole, and described S-hook bottom is hung on the described face protective screening top of meeting.
4. each described tunnel temporary support device is characterized in that according to claim 1 ~ 3, and described suspension ring are straight-flanked ring.
5. each described tunnel temporary support device is characterized in that according to claim 1 ~ 3, and the quantity of described forestope is three, and described forestope is steel I-beam.
6. each described tunnel temporary support device is characterized in that according to claim 1 ~ 3, and the quantity of described back of the body wood is a plurality of and the parallel interval setting.
7. each described tunnel temporary support device is characterized in that according to claim 1 ~ 3, and described back of the body wood is set to one or more layers along the tunnel short transverse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210450719.6A CN102900445B (en) | 2012-11-12 | 2012-11-12 | Tunnel temporary support device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210450719.6A CN102900445B (en) | 2012-11-12 | 2012-11-12 | Tunnel temporary support device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102900445A true CN102900445A (en) | 2013-01-30 |
| CN102900445B CN102900445B (en) | 2015-10-21 |
Family
ID=47572902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210450719.6A Active CN102900445B (en) | 2012-11-12 | 2012-11-12 | Tunnel temporary support device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102900445B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628904A (en) * | 2013-11-28 | 2014-03-12 | 淮南矿业(集团)有限责任公司 | Fixing pile and protection net device |
| CN108397218A (en) * | 2018-05-08 | 2018-08-14 | 西安科技大学 | Based on the bump coal mine rectangle crossheading composite support system for unloading strong branch theory by force |
| CN110939475A (en) * | 2019-12-24 | 2020-03-31 | 鄂尔多斯市昊华红庆梁矿业有限公司 | Temporary support system and method for roof bolt of coal mine tunnel |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3131132A1 (en) * | 1981-08-06 | 1983-02-24 | Ruhrkohle Ag, 4300 Essen | Face protection for drivages |
| US4666344A (en) * | 1985-12-16 | 1987-05-19 | Seegmiller Ben L | Truss systems and components thereof |
| CN2921285Y (en) * | 2006-07-04 | 2007-07-11 | 上海大屯能源股份有限公司 | Bolt-spary gallery simply, supported ends beam type temporary support apparatus |
| CN201170104Y (en) * | 2008-03-12 | 2008-12-24 | 山西兰花科技创业股份有限公司 | Top board support component in fully mechanized caving face ending |
| CN201802423U (en) * | 2010-10-12 | 2011-04-20 | 河南永华能源有限公司 | Shotcrete rock-bolt wire-mesh support forestope fixing device |
| CN102102526A (en) * | 2010-12-30 | 2011-06-22 | 枣庄矿业集团新安煤业有限公司 | Coal mine roadway supporting method and working face hole-cutting anchor mesh ladder and individual supporting device used by same |
| CN102733831A (en) * | 2012-05-31 | 2012-10-17 | 山东科技大学 | Forepoling bar forpoling construction method and device used |
| CN202882960U (en) * | 2012-11-12 | 2013-04-17 | 淮南矿业(集团)有限责任公司 | Temporary support device for anchor net roadway |
-
2012
- 2012-11-12 CN CN201210450719.6A patent/CN102900445B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3131132A1 (en) * | 1981-08-06 | 1983-02-24 | Ruhrkohle Ag, 4300 Essen | Face protection for drivages |
| US4666344A (en) * | 1985-12-16 | 1987-05-19 | Seegmiller Ben L | Truss systems and components thereof |
| US4666344B1 (en) * | 1985-12-16 | 1990-02-27 | L Seegmiller Ben | |
| CN2921285Y (en) * | 2006-07-04 | 2007-07-11 | 上海大屯能源股份有限公司 | Bolt-spary gallery simply, supported ends beam type temporary support apparatus |
| CN201170104Y (en) * | 2008-03-12 | 2008-12-24 | 山西兰花科技创业股份有限公司 | Top board support component in fully mechanized caving face ending |
| CN201802423U (en) * | 2010-10-12 | 2011-04-20 | 河南永华能源有限公司 | Shotcrete rock-bolt wire-mesh support forestope fixing device |
| CN102102526A (en) * | 2010-12-30 | 2011-06-22 | 枣庄矿业集团新安煤业有限公司 | Coal mine roadway supporting method and working face hole-cutting anchor mesh ladder and individual supporting device used by same |
| CN102733831A (en) * | 2012-05-31 | 2012-10-17 | 山东科技大学 | Forepoling bar forpoling construction method and device used |
| CN202882960U (en) * | 2012-11-12 | 2013-04-17 | 淮南矿业(集团)有限责任公司 | Temporary support device for anchor net roadway |
Non-Patent Citations (1)
| Title |
|---|
| 郑鹏伟: "掘进巷道迎头防护网技术的推广应用", 《矿山天地》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103628904A (en) * | 2013-11-28 | 2014-03-12 | 淮南矿业(集团)有限责任公司 | Fixing pile and protection net device |
| CN103628904B (en) * | 2013-11-28 | 2015-11-18 | 淮南矿业(集团)有限责任公司 | Spud pile and protective net apparatus |
| CN108397218A (en) * | 2018-05-08 | 2018-08-14 | 西安科技大学 | Based on the bump coal mine rectangle crossheading composite support system for unloading strong branch theory by force |
| CN110939475A (en) * | 2019-12-24 | 2020-03-31 | 鄂尔多斯市昊华红庆梁矿业有限公司 | Temporary support system and method for roof bolt of coal mine tunnel |
| CN110939475B (en) * | 2019-12-24 | 2024-05-24 | 鄂尔多斯市昊华红庆梁矿业有限公司 | Temporary support system and support method for roof anchor rod of coal mine tunnel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102900445B (en) | 2015-10-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11555325B1 (en) | Anchor device for a wooden post | |
| CN204311364U (en) | Hangar tunnel | |
| CN110670867B (en) | Construction method of scaffold for improving outer vertical surface of existing building | |
| CN102900445B (en) | Tunnel temporary support device | |
| CN202882960U (en) | Temporary support device for anchor net roadway | |
| CN110205951A (en) | Energy consumption hangar tunnel for the protection of mountain area Bang Shan highway | |
| CN204200244U (en) | A kind of double-deck Bolt net and jet coupling supporting structure | |
| CN103924766A (en) | Substructure For A Floor | |
| CN103008927A (en) | Welding flame receiving basin | |
| CN210948737U (en) | Efficient and rapid tunneling roadway support facility for inclined small-section half-coal-rock roadway with thin coal seam | |
| CN106150535A (en) | A kind of strip-type wangeviry mining method technology offset method for protecting support | |
| CN106567721A (en) | High prestressed anchor cable truss support method | |
| CN210947630U (en) | Scaffold with hard isolation structure for construction of exterior wall dry-hanging marble | |
| CN104612728A (en) | Roadway supporting method for forming cross point by penetrating through existing roadway | |
| CN205936636U (en) | High seam tunnels support system along sky | |
| CN103982196A (en) | Anchoring and shotcreting roadway two-side concrete spray layer shear failure prevention and control method | |
| CN103016008A (en) | Mining stopping method for downwards mined underlying seams of coal seam group | |
| JP3172245U (en) | Avalanche prevention fence | |
| CN203257080U (en) | Adjustable overhang supporting device for building construction | |
| CN111962851A (en) | Concrete building overhanging part decoration operation platform | |
| CN202451184U (en) | Special-shaped section laneway anchor beam supporting of half-edge coal seam | |
| CN205296858U (en) | A leveling device for dome concrete structure | |
| CN106194227B (en) | Gob side entry retaining control helps device and gob side entry retaining control to help construction method | |
| CN110565929B (en) | Scaffold for construction of large-specification wall paving piece of building outer wall | |
| RU2490469C2 (en) | Method to fix mines supported at mined space border |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |