CN104832172A - Fast safety tunneling system and fast safety tunneling method - Google Patents
Fast safety tunneling system and fast safety tunneling method Download PDFInfo
- Publication number
- CN104832172A CN104832172A CN201510252411.4A CN201510252411A CN104832172A CN 104832172 A CN104832172 A CN 104832172A CN 201510252411 A CN201510252411 A CN 201510252411A CN 104832172 A CN104832172 A CN 104832172A
- Authority
- CN
- China
- Prior art keywords
- prosthomere
- base
- back timber
- development machine
- brettis
- 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
- 230000005641 tunneling Effects 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims description 32
- 238000005553 drilling Methods 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 238000010009 beating Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000005422 blasting Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000009853 xinfeng Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a fast safety tunneling system and a fast safety tunneling method. The fast safety tunneling system comprises a supporting device, a tunneling machine, a first transferring loader, a second transferring loader and a belt conveyor, wherein the supporting device comprises a front section, a middle section and a rear section, the tunneling machine and the first transferring loader are arranged under the supporting device, the tail part of the first transferring loader is intersected with the second transferring loader, and the tail part of the second transferring loader is intersected with the belt conveyor. The fast safety tunneling system and the fast safety tunneling method have the advantages that the tunneling operation of the tunneling machine and the operation of an anchorage rod can be carried out simultaneously, the tunneling machine does not need to be stopped for waiting for the anchorage rod, the tunneling speed of the tunneling machine is the tunneling footage speed, the working efficiency of the tunneling machine is improved, the empty-supporting operation is avoided and the safety is improved.
Description
Technical field
The present invention relates to mining equiment field, is a kind of driving system and method specifically.
Background technology
Present Domestic colliery driving method mainly contains two kinds: one uses development machine to excavate; A kind ofly still use the old-fashioned tunneling method of drilling and blasting.During two kinds of method drivings, support pattern majority is bolt support, also has part to adopt the support pattern of metal hinge top beam and hydraulic prop.
Use development machine tunnels, and adopting bolt support, is the method that current National emphasis colliery generally adopts.But from current driving, support process, driving and supporting can only hocket, and have impact on the job schedule of development machine.If development machine is not equipped with piggyback temporary support device, when beating anchor pole, also there is the phenomenon of operating against regulations of empty top operation.Very large hidden danger is brought to safety in production.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide one fast and safely driving system and method, concrete technical scheme is as follows:
One is driving system fast and safely, it is characterized in that: comprise suspension device, development machine, a running carrier aircraft, two running carrier aircraft, conveyors; Described suspension device comprises prosthomere, middle joint and deutomerite three parts; Development machine, a running carrier aircraft are arranged on below suspension device; The afterbody and two of one fortune loader is transported loader and is interlocked; Afterbody and the conveyor of two fortune loaders interlock;
Described prosthomere is brettis, comprises base, multiple telescopic column, one group of back timber, two groups of advancing jacks; Back timber front end arranges upset front-axle beam, and arrange extensible canopy in upset front-axle beam, top beam rear end arranges fork-shaped semi girder, and multiple telescopic column is vertically fixed on base, and the top of telescopic column is fixed with back timber; Described advancing jack is arranged on base;
Described middle joint is also brettis; Comprise base, multiple telescopic column, one group of back timber, two groups of advancing jacks; Arrange fork-shaped semi girder before or after back timber, multiple telescopic column is vertically fixed on base, and the top of telescopic column is fixed with back timber; The fork-shaped semi girder of middle joint and the fork-shaped semi girder of prosthomere are crisscross arranged; The base of middle joint is connected with the piston of the advancing jack of prosthomere;
Deutomerite comprises two bases, organizes column more, back timber, multi-section hydraulic jumbolter; Column is fixed on base; Back timber and column hinged; There is extensible canopy at the two ends of back timber; The support frame of deutomerite is arranged multi-section hydraulic jumbolter;
The both sides of described development machine arrange excavator;
The side face of prosthomere is provided with net laying mechanism, described net laying mechanism by lapping winch, pull rope, tow lug, the composition such as winch, pulley of pulling back.
The base of prosthomere is made up of three pieces of base plates, and three blocks of plates are linked into an entirety by folding; In three pieces of base plates, middle is common case structure, and the base plate top of both sides adds the casing of an elongate in shape, and length is identical with base plate, all advancing jack is housed in these two casings.
The support frame of deutomerite to be arranged on slideway and to be driven by the advancing jack be arranged on middle joint; Hydraulic jumbolter is fixed on drilling machine base, and drilling machine base is fixed on driving chain; Driving chain is by fluid motor-driven; Drilling machine base and guide peg are socketed, and guide peg is fixed on supporting seat; Below guide peg, buffing pad is set, between buffing pad and supporting seat, spring is set.
The afterbody of two running carrier aircrafts arranges road wheel, and described road wheel is overlapped on the longeron of conveyor.
The present invention further discloses one fast and safely driving system method, comprise the following steps:
A. development machine is arranged in brettis, and carry out supporting by brettis during development machine work, development machine carries out headwork in brettis front end, shuts down after once tunneling 2 meters; Two Special diggers are set in work plane, work together with development machine respectively, be responsible for the slag of both sides, tunnel to push on the product plate of development machine;
B. move prosthomere, first prosthomere brettis is unloaded top, now, middle joint and deutomerite support frame are in connect dome-shaped state; Handle prosthomere two advancing jacks to stretch out simultaneously, promote prosthomere reach; Supporting is carried out in the territory, 2 meters of empty top zones of driving; Now, the fork-shaped semi girder on prosthomere back timber moves forward with back timber, and the top board vacated is born by the fork-shaped semi girder of second section brettis; After prosthomere equipment moving, prosthomere brettis connects top;
C. joint in moving, middle joint equipment needs to move with deutomerite simultaneously; Now, prosthomere is in and connects dome-shaped state; The support frame of middle joint and deutomerite unloads top, and prosthomere two advancing jacks are retracted simultaneously and pulled middle joint and deutomerite to move forward simultaneously; After equipment moving, middle joint and deutomerite connect top;
D. lapping, use the net laying mechanism that first segment brettis side is arranged, tow lug on 2 groups of pull ropes is opened, in mesh through wire lath one end, wire lath and pull rope are coupled together, wire lath is drawn to the top of back timber by shake winch, and redundance is cut off, and wire lath and original wire lath is connected together with iron wire; With winch of pulling back, pull rope is retracted again, prepare lapping next time;
E., while development machine work, the assembled bolt rig on back support framework starts to play anchor pole operation;
F. repeat above step to start second and take turns development machine work.
Advantage of the present invention is: the present invention can make development machine headwork carry out with the work of beating anchor pole simultaneously, and development machine need not be shut down wait and be beaten anchor pole, and the driving speed of development machine is exactly the speed of digging footage, improves the operating efficiency of development machine; Avoid empty top operation, improve safety.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the top view of Fig. 1;
Fig. 3 is suspension device structural representation;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is N place enlarged drawing in Fig. 1;
Fig. 6 is M place enlarged drawing in Fig. 1.
Detailed description of the invention
Illustrate the present invention below in conjunction with accompanying drawing, as shown in figs 1 to 6, the present invention includes suspension device, development machine 1, operates carrier aircraft 2, two running carrier aircraft 4, conveyor 5; Described suspension device comprises prosthomere 9, middle joint 10 and deutomerite 11 3 parts; Development machine 1, one running carrier aircraft 2 is arranged on below suspension device; The afterbody and two of one fortune loader 2 is transported loader 4 and is interlocked; Afterbody and the conveyor 5 of two fortune loaders 4 interlock;
Described prosthomere 9 is brettis, comprises base 3, multiple telescopic column 6, one group of back timber 7, fork-shaped semi girder 15, two groups of advancing jacks 14; Multiple telescopic column 6 is vertically fixed on base 3, and the top of telescopic column 6 is fixed with back timber 7 and fork-shaped semi girder 15; Described advancing jack 14 arranges on the base 3; In the present embodiment, prosthomere support has a base, four telescopic columns, one group of back timber, two groups of advancing jack compositions.
Wherein base 3 is made up of three pieces of base plates, and three blocks of plates are linked into an entirety by folding, transports to on-the-spot rear assembling.In three blocks of plates, middle is common case structure, and the plate top of both sides adds the casing of an elongate in shape, and length is identical with base plate.In these two casings, advancing jack 14 is all housed.
Four telescopic columns are arranged on the bar shaped casing of base, and telescopic column 6 is connected with base bar shaped casing and adopts double pin axle pattern, and telescopic column 6 is kept and base 3 perpendicular positioning.
Back timber 7 adopts tower structure, and three block frames are connected into a rigid unitary structure by folding.There is fork-shaped semi girder 15 at back timber rear portion.It and the top of telescopic column 6 adopt connecting rod-double pin axle mode to be connected, to ensure when 4 telescopic verticals, 6 when stretching out differing heights, and back timber reaches inclination job requirements.
Back timber front end arranges upset front-axle beam 91, and have extensible canopy 92 in upset front-axle beam 91, top beam rear end arranges fork-shaped semi girder 15, two groups of advancing jacks; The setting of upset front-axle beam can ensure that the front portion of back timber is applicable to different geological conditions, and combines with extensible canopy 92, further the head section of protection excavator.
Described middle joint is also brettis; Comprise base 3, multiple telescopic column 6, one group of back timber 7, fork-shaped semi girder 15, two groups of advancing jacks 14; Multiple telescopic column 6 is vertically fixed on base 3, and the top of telescopic column 6 is fixed with back timber 7 and fork-shaped semi girder 15; The fork-shaped semi girder 15 of middle joint 10 is crisscross arranged with the fork-shaped semi girder 15 of prosthomere; The base 3 of middle joint 10 is connected with the piston of the advancing jack 14 of prosthomere 9;
In the present embodiment, the physical dimension of middle joint is substantially identical with prosthomere; Just in back timber front portion, fork-shaped semi girder is housed; And the fork-shaped semi girder of it and prosthomere is staggeredly placed; Fork-shaped semi girder can also be all set in back timber front and rear; Also fork-shaped semi girder can be set after back timber separately;
Deutomerite 11 comprises two bases 3, organizes column more, back timber 7, multi-section hydraulic jumbolter 16; Column is fixing on the base 3; Back timber 7 is hinged with column; There is extensible canopy 15 at the two ends of back timber; The support frame of deutomerite is arranged multi-section hydraulic jumbolter 16; Advancing jack 14 is set between deutomerite 11 and middle joint 10;
In the present embodiment, deutomerite comprises two bases, two groups of columns, back timber, a multi-section hydraulic jumbolter composition.
Base is independently two parts, each base by two groups of bearing pins and column hinged.Back timber be also by two groups of bearing pins and column hinged, make it into as a whole; The right extensible canopy in two ends of back timber can withstand lateral wall, the position of adjustment support frame and posture.
Because development machine 1 works in brettis, tuning is subject to certain restriction, and therefore the slag of both sides, tunnel cannot be transported, therefore in work plane, arrange two excavators 8, work together with development machine respectively, be responsible for the slag of both sides, tunnel to push on the product plate of development machine.
The both sides of described development machine 1 arrange excavator 8.Described excavator 8 can use the patent No. for ZL201010602086.7, the product produced by Liaoning Xinfeng Coal Mine Electrical Equipment Manufacturing Co., Ltd..
The side face of prosthomere 9 is provided with net laying mechanism, described net laying mechanism by lapping winch, pull rope, tow lug, the composition such as winch, pulley of pulling back.
The base 3 of prosthomere is made up of three pieces of base plates, and three blocks of plates are linked into an entirety by folding; In three pieces of base plates, middle is common case structure, and the base plate top of both sides adds the casing of an elongate in shape, and length is identical with base plate, in these two casings, advancing jack 14 is all housed.
The support frame of deutomerite to be arranged on slideway and to be driven by the advancing jack 14 be arranged on middle joint 10, to arrange the position beating anchor pole easily; Described hydraulic jumbolter 161 is fixed on drilling machine base 162, and described drilling machine base 162 is fixed on driving chain 164; Described driving chain 164 is driven by hydraulic motor 167; Drilling machine base 162 and guide peg 163 are socketed, and guide peg 163 is fixed on supporting seat 168; Buffing pad 165 is set below guide peg 163, spring 166 is set between buffing pad 165 and supporting seat 168.Back timber be also by two groups of bearing pins and column hinged.Make it into as a whole.The right extensible canopy in two ends of back timber can withstand lateral wall, the position of adjustment support frame and posture.
The afterbody of two running carrier aircrafts arranges road wheel 20, and described road wheel 20 is overlapped on the longeron of conveyor 5.
The present invention further discloses one fast and safely driving system method, comprise the following steps:
A. development machine is arranged in brettis, and carry out supporting by brettis during development machine work, development machine carries out headwork in brettis front end, shuts down after once tunneling 2 meters; Two Special diggers are set in work plane, work together with development machine, be responsible for the slag of both sides, tunnel to push on the product plate of development machine;
B. move prosthomere, first prosthomere brettis is unloaded top, now, middle joint and deutomerite support frame are in connect dome-shaped state; Handle prosthomere two advancing jacks to stretch out simultaneously, promote prosthomere reach; Supporting is carried out in the territory, 2 meters of empty top zones of driving; Now, the fork-shaped semi girder on prosthomere back timber moves forward with back timber, and the top board vacated is born by the fork-shaped semi girder of second section brettis; After prosthomere equipment moving, prosthomere brettis connects top;
C. joint in moving, middle joint equipment needs to move with deutomerite simultaneously; Now, prosthomere is in and connects dome-shaped state; The support frame of middle joint and deutomerite unloads top, and prosthomere two advancing jacks are retracted simultaneously and pulled middle joint and deutomerite to move forward simultaneously; After equipment moving, middle joint and deutomerite connect top;
D. lapping, use the net laying mechanism that first segment brettis side is arranged, tow lug on 2 groups of pull ropes is opened, in mesh through wire lath one end, wire lath and pull rope are coupled together, wire lath is drawn to the top of back timber by shake winch, and redundance is cut off, and wire lath and original wire lath is connected together with iron wire; With winch of pulling back, pull rope is retracted again, prepare lapping next time;
E., while development machine work, the assembled bolt rig on back support framework starts to play anchor pole operation;
F. repeat above step to start second and take turns development machine work.
In brief, follow these steps to carry out:
Development machine work (simultaneously beating anchor pole) → shut down → pass brettis → lapping → development machine work (simultaneously beating anchor pole).
Claims (5)
1. a fast and safely driving system, is characterized in that: comprise suspension device, development machine, a running carrier aircraft, two running carrier aircraft, conveyors; Described suspension device comprises prosthomere, middle joint and deutomerite three parts; Development machine, a running carrier aircraft are arranged on below suspension device; The afterbody and two of one fortune loader is transported loader and is interlocked; Afterbody and the conveyor of two fortune loaders interlock;
Described prosthomere is brettis, comprises base, multiple telescopic column, one group of back timber, two groups of advancing jacks; Back timber front end arranges upset front-axle beam, and arrange extensible canopy in upset front-axle beam, top beam rear end arranges fork-shaped semi girder, and multiple telescopic column is vertically fixed on base, and the top of telescopic column is fixed with back timber; Described advancing jack is arranged on base;
Described middle joint is also brettis; Comprise base, multiple telescopic column, one group of back timber, two groups of advancing jacks; Arrange fork-shaped semi girder before or after back timber, multiple telescopic column is vertically fixed on base, and the top of telescopic column is fixed with back timber; The fork-shaped semi girder of middle joint and the fork-shaped semi girder of prosthomere are crisscross arranged; The base of middle joint is connected with the piston of the advancing jack of prosthomere;
Deutomerite comprises two bases, organizes column more, back timber, multi-section hydraulic jumbolter; Column is fixed on base; Back timber and column hinged; There is extensible canopy at the two ends of back timber; The support frame of deutomerite is arranged multi-section hydraulic jumbolter;
The both sides of described development machine arrange excavator;
The side face of prosthomere is provided with net laying mechanism, described net laying mechanism by lapping winch, pull rope, tow lug, the composition such as winch, pulley of pulling back.
2. fast and safely driving system according to claim 1, is characterized in that: the base of prosthomere is made up of three pieces of base plates, and three blocks of plates are linked into an entirety by folding; In three pieces of base plates, middle is common case structure, and the base plate top of both sides adds the casing of an elongate in shape, and length is identical with base plate, all advancing jack is housed in these two casings.
3. fast and safely driving system according to claim 1, is characterized in that: the support frame of deutomerite to be arranged on slideway and to be driven by the advancing jack be arranged on middle joint; Hydraulic jumbolter is fixed on drilling machine base, and drilling machine base is fixed on driving chain; Driving chain is by fluid motor-driven; Drilling machine base and guide peg are socketed, and guide peg is fixed on supporting seat; Below guide peg, buffing pad is set, between buffing pad and supporting seat, spring is set.
4. fast and safely driving system according to claim 1, is characterized in that: the afterbody of two running carrier aircrafts arranges road wheel, and described road wheel is overlapped on the longeron of conveyor.
5. a fast and safely driving system method, is characterized in that comprising the following steps:
A. development machine is arranged in brettis, and carry out supporting by brettis during development machine work, development machine carries out headwork in brettis front end, shuts down after once tunneling 2 meters; Two Special diggers are set in work plane, work together with development machine respectively, be responsible for the slag of both sides, tunnel to push on the product plate of development machine;
B. move prosthomere, first prosthomere brettis is unloaded top, now, middle joint and deutomerite support frame are in connect dome-shaped state; Handle prosthomere two advancing jacks to stretch out simultaneously, promote prosthomere reach; Supporting is carried out in the territory, 2 meters of empty top zones of driving; Now, the fork-shaped semi girder on prosthomere back timber moves forward with back timber, and the top board vacated is born by the fork-shaped semi girder of second section brettis; After prosthomere equipment moving, prosthomere brettis connects top;
C. joint in moving, middle joint equipment needs to move with deutomerite simultaneously; Now, prosthomere is in and connects dome-shaped state; The support frame of middle joint and deutomerite unloads top, and prosthomere two advancing jacks are retracted simultaneously and pulled middle joint and deutomerite to move forward simultaneously; After equipment moving, middle joint and deutomerite connect top;
D. lapping, use the net laying mechanism that first segment brettis side is arranged, tow lug on 2 groups of pull ropes is opened, in mesh through wire lath one end, wire lath and pull rope are coupled together, wire lath is drawn to the top of back timber by shake winch, and redundance is cut off, and wire lath and original wire lath is connected together with iron wire; With winch of pulling back, pull rope is retracted again, prepare lapping next time;
E., while development machine work, the assembled bolt rig on back support framework starts to play anchor pole operation;
F. repeat above step to start second and take turns development machine work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510252411.4A CN104832172B (en) | 2015-05-15 | 2015-05-15 | A kind of fast and safely driving system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510252411.4A CN104832172B (en) | 2015-05-15 | 2015-05-15 | A kind of fast and safely driving system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104832172A true CN104832172A (en) | 2015-08-12 |
| CN104832172B CN104832172B (en) | 2017-05-31 |
Family
ID=53810314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510252411.4A Active CN104832172B (en) | 2015-05-15 | 2015-05-15 | A kind of fast and safely driving system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104832172B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387080A (en) * | 2017-08-29 | 2017-11-24 | 辽宁鑫丰矿业（集团）有限公司 | Loading conveyer and coal mining induction system |
| CN110630303A (en) * | 2019-10-29 | 2019-12-31 | 山东东山古城煤矿有限公司 | Large-resistance anchor cable automatic propulsion device and anchor cable propulsion method for mine roadway |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201344032Y (en) * | 2008-12-30 | 2009-11-11 | 三一重型装备有限公司 | Complete device integrating the tunneling, protection and anchoring |
| CN201857975U (en) * | 2010-11-03 | 2011-06-08 | 吕国定 | Supported comprehensive tunnel boring machine |
| CN202023559U (en) * | 2011-03-29 | 2011-11-02 | 吕国安 | Comprehensive dig-anchor machine |
| CN102606152A (en) * | 2012-04-06 | 2012-07-25 | 中铁隧道装备制造有限公司 | Novel quick digging and anchoring integrated machine for rectangular coal roadway |
| CN203742636U (en) * | 2014-01-21 | 2014-07-30 | 蒲长晏 | Tunneling, supporting and anchoring integrated unit |
| CN204691766U (en) * | 2015-05-15 | 2015-10-07 | 辽宁鑫丰矿业（集团）有限公司 | One is driving system fast and safely |
-
2015
- 2015-05-15 CN CN201510252411.4A patent/CN104832172B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201344032Y (en) * | 2008-12-30 | 2009-11-11 | 三一重型装备有限公司 | Complete device integrating the tunneling, protection and anchoring |
| CN201857975U (en) * | 2010-11-03 | 2011-06-08 | 吕国定 | Supported comprehensive tunnel boring machine |
| CN202023559U (en) * | 2011-03-29 | 2011-11-02 | 吕国安 | Comprehensive dig-anchor machine |
| CN102606152A (en) * | 2012-04-06 | 2012-07-25 | 中铁隧道装备制造有限公司 | Novel quick digging and anchoring integrated machine for rectangular coal roadway |
| CN203742636U (en) * | 2014-01-21 | 2014-07-30 | 蒲长晏 | Tunneling, supporting and anchoring integrated unit |
| CN204691766U (en) * | 2015-05-15 | 2015-10-07 | 辽宁鑫丰矿业（集团）有限公司 | One is driving system fast and safely |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387080A (en) * | 2017-08-29 | 2017-11-24 | 辽宁鑫丰矿业（集团）有限公司 | Loading conveyer and coal mining induction system |
| CN110630303A (en) * | 2019-10-29 | 2019-12-31 | 山东东山古城煤矿有限公司 | Large-resistance anchor cable automatic propulsion device and anchor cable propulsion method for mine roadway |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104832172B (en) | 2017-05-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101251022B (en) | Immediate support device for digging machine | |
| CN102704929B (en) | Digging and anchoring machine integrated with digging, anchoring and drilling | |
| CN102410017B (en) | Supporting type integrated tunneling-anchoring machine | |
| CN103643979B (en) | Hydraulic support used for roadway temporary support and erecting and use method of hydraulic support | |
| CN103899319B (en) | Pick anchor continuous and automatic fast digging technique | |
| CN110410118B (en) | Novel tunneling process | |
| CN205578020U (en) | Formula of taking a step tunnelling supporting device suitable for hard rock tunnelling | |
| CN103195457A (en) | Supporting method for roadway fully-mechanized drivage operation without withdrawal of roadheader | |
| CN102654060A (en) | Tunnel excavation staggered type supporting device | |
| CN108150166B (en) | A cantilevered longitudinal shaft bolter with traveling mechanism | |
| CN113417654B (en) | Air-ground integrated roadway rapid tunneling system and application method thereof | |
| CN103046944B (en) | Hydraulic support | |
| CN109931074A (en) | Speedy drivage system and speedy drivage method | |
| CN101824986B (en) | Coal mining process of drilling, loading, conveying and anchoring integral machine | |
| CN202391424U (en) | Supporting type comprehensive bolter miner | |
| CN202745906U (en) | Circulatory advancing forepoling | |
| CN211342765U (en) | Multifunctional impact type hydraulic drill carriage suitable for rock roadway working face construction | |
| CN102121390B (en) | Telescopic tunneling immediate support device | |
| CN104314597B (en) | A kind of automatic moving type end hydraulic support | |
| CN113653523B (en) | Triangular-area wide temporary support device and support method for quickly withdrawing hydraulic support | |
| CN201170107Y (en) | Immediate support device for digging machine | |
| CN204691766U (en) | One is driving system fast and safely | |
| CN104832172A (en) | Fast safety tunneling system and fast safety tunneling method | |
| CN210440065U (en) | Alternate support type fully-mechanized excavation roadway temporary support equipment | |
| CN104863599B (en) | Fully-mechanized mining working synchronously expands side installation method and support system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |