CN205578020U - Formula of taking a step tunnelling supporting device suitable for hard rock tunnelling - Google Patents

Formula of taking a step tunnelling supporting device suitable for hard rock tunnelling Download PDF

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Publication number
CN205578020U
CN205578020U CN201620161873.5U CN201620161873U CN205578020U CN 205578020 U CN205578020 U CN 205578020U CN 201620161873 U CN201620161873 U CN 201620161873U CN 205578020 U CN205578020 U CN 205578020U
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China
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support
plate
iii
pair
longeron
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CN201620161873.5U
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Chinese (zh)
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谢苗
王鹏飞
卢进南
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Liaoning Technical University
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Liaoning Technical University
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Abstract

The utility model provides a formula of taking a step tunnelling supporting device suitable for hard rock tunnelling, includes tail unit, main set, cutting units, shelters from roller shutter assembly and conveyor, and the main set front end is equipped with the forestope, and its technical essential is: the main set include after by forward the crisscross main set main tributary that sets up prop the group with the main set vice support organize: the main set main tributary props the group including linking board I, support cylinder I, longeron I, back timber I, collateral branch backplate I, the vice support group of main set is including linking board II, support cylinder II, longeron II, back timber II, the tail unit include after by forward the crisscross tail unit main tributary that sets up prop the group with the tail unit vice support organize: tail unit main tributary props the group including linking board III, support cylinder III, longeron III, back timber III, collateral branch backplate II, the vice support group of tail unit is including linking board IV, support cylinder IV, longeron IV, back timber IV. Fundamentally has solved that current entry driving machine security is poor, controllability subalternation problem, and it has the equipment wear advantage such as stable of hanging down, march.

Description

It is applicable to the step type driving suspension device of hard-rock tunnel driving
Technical field
This utility model relates to coal mine machinery field, a kind of step type pick being applicable to hard-rock tunnel driving Enter suspension device, mainly complete quickly propelling of tunnelling operation by big gun pick mode.
Background technology
Currently for the excavation operation of hard-rock tunnel, mainly making in two ways, one is to use hard rock mole to complete, two It is to use big gun pick operation to complete.It is when using hard rock mole to hard rock cut, very big to cutterhead and equipment damage, it is often necessary to Change pick and other assemblies.It addition, boom-type roadheader is after cut goes out one section of unsupported back span, top board cannot obtain timely and effective Supporting, it usually needs recalled by development machine, uses the support apparatus such as special jumbolter that top board is carried out permanent support, thus Affect drivage efficiency.When carrying out big gun pick operation, the most often hole under conditions of top board does not has good supporting, install fried , there is great potential safety hazard in the operations such as medicine.
Existing comprehensive tunneler, as the patent of invention that Authorization Notice No. is CN102022122B discloses " a kind of supporting Formula comprehensive tunneler ", by without crawler type development machine,
Development machine chassis, left and right hydraulic support, rig and drag conveyor composition, development machine is arranged on development machine chassis On, development machine chassis is provided with two advancing jacks, the other end of advancing jack is respectively with left and right hydraulic support even Connecing, be respectively provided with side push oil cylinder in the both sides on development machine chassis, the forestope of left and right hydraulic support is respectively provided with one group of wire netting Memorizer, support main canopy afterbody is hung with rig, and the tail of the first drag conveyor is arranged in the shovel board of development machine, head With the second scraper conveyor tail overlap joint, the second handpiece of scraper conveyer overlaps with belt transfer tail, at two hydraulic supports Rear be provided with sled.Although this technical scheme has the advantage of perforating supporting and development machine coal cutting parallel operations, in certain journey Reduce labor intensity on degree, improve coal mining efficiency.But, it still suffers from following defect: when reach operation, is a point left side half Support group and right half support group, when support group in a left side half moves forward, left one side of something of back is in non-support state, for , easily there is top board unstability situation, there is potential safety hazard in soft-rock tunnel.Hard-rock tunnel is generally dug mode based on big gun, uses Cutting units carries out tunnel and repaiies type, and therefore it cannot be applicable to hard-rock tunnel.Anchor chain is used to drive complete machine to retreat, it is impossible to provide enough Pulling force, there is limitation in back operation.The reliability and the controllability that use steel wire rope pulling process are the most poor.
Existing comprehensive tunneler, the application for a patent for invention if application publication number is CN104500086A discloses " tunnel Unmanned digging and anchoring integrated machine ", it mainly includes driving system, induction system, temporary support system, anchor system, driving all-in-one Water system, sensor-based system, electric control system.Wherein the dialling of the joining place of the shovel board portion in driving system and induction system front end Material roller bearing can prevent to get stuck in shovel board and drag conveyor front end.Although this technical scheme can be suitable for multiple drift section, And to a certain extent meet differently pressure under the conditions of carry out tunnel supporting operation.But, it still suffers from following defect: owing to adopting By some gripper shoes as tunnel supporting mechanism, easily there is top board unstability situation, still can there is potential safety hazard.Use tracked machine Although the running part of structure can realize back operation to a certain extent, meeting as relatively low in hard rock frictional ground force causes pedrail mechanism row Enter or retreat extremely difficult.In pedrail mechanism traveling process, may be different due to left and right crawler belt running resistance, cause cut Position deviation.
Utility model content
The purpose of this utility model is to provide a kind of step type driving suspension device being applicable to hard-rock tunnel driving, from root Solving the problems such as existing development machine poor stability, narrow application range, back operation difficulty, poor controllability on Ben, it has and sets The advantages such as standby abrasion is low, it is stable to advance, operation process is safe and reliable, be easily manipulated.
For achieving the above object, this utility model provides following technical scheme: this is applicable to stepping of hard-rock tunnel driving Step formula driving suspension device includes tail unit, host groups, cutting units, blocks shutter arrangement and conveyer device, host groups front end It is provided with forestope, is characterized in that: described host groups includes by the host groups main support group being crisscross arranged before backward and main frame The secondary support group of group:
Host groups main support group includes the connecting plate I of two pieces of horizontally sets of before and after, is separately fixed on two pieces of connecting plate I of before and after Two couples of support cylinder I of vertical direction, the longeron I being disposed longitudinally on for a pair between former and later two support cylinders I, across at longeron Between I a pair lays respectively at the back timber I on support cylinder I, is respectively hinged at the collateral backplate I outside longeron I;
Host groups pair support group includes the connecting plate II of two pieces of horizontally sets of before and after, is separately fixed on two pieces of connecting plate II of before and after Two couples of support cylinder II of vertical direction, the longeron II being disposed longitudinally on for a pair between former and later two support cylinders II, across Between longeron II a pair lays respectively at the back timber II on support cylinder II;
It is arranged with a pair passage oil cylinder I between anterior connecting plate I and the connecting plate II at rear portion;
Cutting units includes spacing support platform on connecting plate I, the drive hoeing machine rotary table being fixed in support platform, installation Drive hoeing machine in drive hoeing machine rotary table front end, the base being arranged in support platform, horizontally rotating of being arranged on base Cut rotary table, the cutting arm being hinged on cut rotary table, it is arranged on the cutterhead of cutting arm front end and is arranged on cut Boring machine on arm;
Tail unit includes by the tail unit main support group being crisscross arranged before backward and tail unit pair support group:
Tail unit main support group includes the connecting plate III of two pieces of horizontally sets of before and after, is separately fixed at two pieces of connecting plate III of before and after On two couples of support cylinder III of vertical direction, the longeron III being disposed longitudinally on for a pair between former and later two support cylinders III, Lay respectively at the back timber III on support cylinder III across a pair between longeron III, be respectively hinged at outside longeron III Collateral backplate II;
Tail unit pair support group includes the connecting plate IV of two pieces of horizontally sets of before and after, is separately fixed on two pieces of connecting plate IV of before and after Two couples of support cylinder IV of vertical direction, the longeron IV being disposed longitudinally on for a pair between former and later two support cylinders IV, across Between longeron IV a pair lays respectively at the back timber IV on support cylinder IV;
Being arranged with a pair between the connecting plate I and the connecting plate IV of front portion at rear portion and be connected oil cylinder, anterior connecting plate III is with anterior Connecting plate IV, rear portion connecting plate III and the connecting plate IV at rear portion between be respectively symmetrically and be provided with a pair passage oil cylinder III, anterior company A pair passage oil cylinder II it is arranged with between the connecting plate IV at plate III and rear portion;
It is provided with in support platform and blocks shutter arrangement, block the angle that shutter arrangement includes a pair being fixed in support platform Shape blocks roller shutter framework, the driving on roller shutter framework is blocked in spacing slide rail in blocking roller shutter framework, side installed therein Motor, be respectively symmetrically be arranged on block the head pulley group outside roller shutter framework and auxiliary pulley group, be arranged on slide rail be positioned at screening Rolling slat I between gear roller shutter framework and rolling slat II, between rolling slat I or between roller shutter version II or between roller shutter version I and II Being connected by roller shutter connecting plate, head pulley group is arranged on the outfan driving motor.
Described conveyer device includes the shovel board being hinged in support platform set gradually, is arranged in host groups and shovel board Conveyer I and the conveyer II, conveyer I being arranged in tail unit that outfan is connected are positioned at by longeron I, II and back timber I, II With in the gantry structure of support cylinder I, II and connecting plate I, II composition, conveyer II is positioned at by longeron III, IV and back timber III, IV In the gantry structure constituted with support cylinder III, IV and connecting plate III, IV.
Described tail machine group end is provided with jumbolter.
The beneficial effects of the utility model: by step type replace by the way of speedy drivage, make back timber I ~ IV alternately as Fulcrum force, it is possible to ensure that top board obtains timely and effective supporting all the time, it is to avoid the thrust that causes due to ground, tunnel injustice Deficiency, move forward and backward action, elapses more steady, it is to avoid hard rock driving method equipment loss is big for tradition, drivage efficiency low with And there is the problems such as potential safety hazard is big.Only can be propped up by the support force of back timber and connecting plate vertical direction (wasting without oblique moment) Support whole boring mechanism, eliminate lateral wall supporting construction, simplify manipulation process, thus effectively reduce rate of breakdown.Main To complete quickly propelling of tunnelling operation by big gun pick mode, and the type of repairing using cutting units to carry out pushing up connecting plate and lateral wall is made Industry.Moving to assignment position by the alternately mode of taking a step, after rib is repaiied type by cutting units, drive hoeing machine coal cinder is taken off to shovel board On, through conveyer I, conveyer II, coal cinder is sent successively, and by cutting units, top connecting plate and lateral wall can be repaiied type.Back timber, vertical Beam and a pair support cylinder constitute arch gantry structure, can make full use of the peace of the electric equipments such as space, beneficially conveyer device Dress uses.Host groups and tail unit, be mounted on collateral protecting, it is possible to the sidewall in tunnel is carried out supporting, and the most collateral protecting can Ensure that unit is more stable in tunneling process.The steady operation of support cylinder has been effectively ensured by collateral backplate.For reality The development of existing underground coal mine unmanned driving outfit has positive effect, it is possible to effectively reduce coal miner headwork Intensity.Forestope is fixed on host groups pair support group, it is possible to carry out effective gib for tunnel top board foremost, in tunnel Below top board, workman and the equipment of operation provide protection foremost, improve down-hole drivage efficiency and excavation operation safety.Additionally, The support apparatus such as the jumbolter at tail machine can carry out permanent support to top board and lateral wall.
Accompanying drawing explanation
Fig. 1 is isometry side-looking structural representation of the present utility model;
Fig. 2 is the isometry side-looking structural representation of this utility model host groups pair support group;
Fig. 3 is the isometry side-looking structural representation of this utility model host groups main support group;
Fig. 4 is the isometry side-looking structural representation of this utility model cutting units;
Fig. 5 is the isometry side-looking structural representation of this utility model tail unit;
Fig. 6 is the isometry side-looking structural representation that this utility model blocks roller shutter;
Fig. 7 is the schematic diagram that this utility model one of which replaces course of a step.
Description of reference numerals:
In Fig. 1: 1 host groups pair support group, 2 host groups main support group, 3 tail units, 4 cutting units, 5 conveyer II, 6 connections Oil cylinder, 7 passage oil cylinder I, 11 support cylinder II, 12 connecting plate II, 13 longeron II, 14 back timber II, 21 support cylinder I, 22 connecting plate I, 23 longeron I, 24 back timber I, 31 tail unit pair support groups, 32 tail unit main support group, 33 collateral backplate II;
In Fig. 2: 11 support cylinder I, 12 connecting plate II, 13 longeron II, 14 back timber II, 15 shovel boards, 16 conveyer I, visit before 17 Beam;
In Fig. 3: 20 block shutter arrangement, 21 support cylinder I, 22 connecting plate I, 23 longeron I, 24 back timber I, 25 drive hoeing machine revolutions Platform, 26 support platforms, 27 support platform fixed parts, 28 drive hoeing machines, 29 collateral backplate I;
In Fig. 4: 41 bases, 42 cut rotary tables, 43 cutting arms, 44 boring machines, 45 cutterheads;
In Fig. 5: 6 connect oil cylinder, 33 collateral backplate II, 311 support cylinder IV, 312 connecting plate IV, 313 longeron IV, 314 tops Beam IV, 315 passage oil cylinder III, 321 support cylinder III, 322 connecting plate III, 323 longeron III, 324 back timber III, 325 passage oil Cylinder II;
In Fig. 6: 201 block roller shutter framework, 202 slide rails, 203 head pulley groups, 204 auxiliary pulley groups, 205 drive motors, 206 Rolling slat I, 207 rolling slat II, 208 roller shutter connecting plates.
Detailed description of the invention
Below in conjunction with Fig. 1 ~ 7, describe content of the present utility model in detail by specific embodiment.This is applicable to hard-rock tunnel The step type driving suspension device of driving includes tail unit 3, host groups, cutting units 4, blocks shutter arrangement and conveyer device. Wherein, host groups includes by the host groups main support group 2 being crisscross arranged before backward and host groups pair support group 1:
Host groups main support group includes the connecting plate I 22 of two pieces of horizontally sets of before and after, is separately fixed at two pieces of connecting plate I of before and after On two couples of support cylinder I 21 of vertical direction, the longeron I 23 being disposed longitudinally on for a pair between former and later two support cylinders I, Lay respectively at the back timber I 24 on support cylinder I across a pair between longeron I, be respectively hinged at the side outside longeron I 23 Retaining-plate I 29.
Host groups pair support group includes the connecting plate II 12 of two pieces of horizontally sets of before and after, is separately fixed at two pieces of connecting plates of before and after Two couples of support cylinder II of the vertical direction on II, the longeron being disposed longitudinally on for a pair between former and later two support cylinders II 11 II 13, lay respectively at the back timber II 14 on support cylinder II across a pair between longeron II.
It is arranged with a pair passage oil cylinder I 7 between anterior connecting plate I and the connecting plate II at rear portion.
Cutting units includes that spacing support platform 26(on connecting plate I 22 is fixed on support by support platform fixed part 27 On oil cylinder I 21), the drive hoeing machine rotary table 25 that is fixed in support platform, be arranged on drive hoeing machine rotary table front end pivotally Drive hoeing machine 28, be arranged in support platform can in along cross slide base 41, be arranged on base can level Rotate cut rotary table 42, the cutting arm 43 being hinged on cut rotary table, be arranged on cutting arm front end cutterhead 45 with And the boring machine 44 (can stretch out when needs are holed) being arranged on cutting arm.
Forestope 17 is fixed on connecting plate II 12 by vertical column, and is connected with back timber 14.
Tail unit includes by the tail unit main support group 32 being crisscross arranged before backward and tail unit pair support group 31:
Tail unit main support group includes the connecting plate III 322 of two pieces of horizontally sets of before and after, is separately fixed at two pieces of companies of before and after Two couples of support cylinder III 321 of the vertical direction on plate III, it is disposed longitudinally on for a pair between former and later two support cylinders III Longeron III 323, the back timber III 324 laid respectively at across a pair between longeron III on support cylinder III, respectively It is hinged on the collateral backplate II 33 outside longeron III 323.
Tail unit pair support group includes the connecting plate IV 312 of two pieces of horizontally sets of before and after, is separately fixed at two pieces of connecting plates of before and after Two couples of support cylinder IV 311 of the vertical direction on IV, the longeron being disposed longitudinally on for a pair between former and later two support cylinders IV IV 313, lay respectively at the back timber IV 314 on support cylinder IV across a pair between longeron IV.
Being arranged with a pair between the connecting plate I and the connecting plate IV of front portion at rear portion and be connected oil cylinder 6, anterior connecting plate III is with front The connecting plate IV in portion, rear portion connecting plate III and the connecting plate IV at rear portion between be respectively symmetrically and be provided with a pair passage oil cylinder III 315, front A pair passage oil cylinder II 325 it is arranged with between the connecting plate III and the connecting plate IV at rear portion in portion.
It is provided with in support platform and blocks shutter arrangement, block shutter arrangement 20 and include a pair being fixed in support platform 26 Dihedral block roller shutter framework 201, spacing slide rail in blocking roller shutter framework 202 (one end of slide rail 202 with block roller shutter frame Frame 201 is fixed, and bottom surface is fixed on longeron I 23), side installed therein block the driving motor 205 on roller shutter framework, point It is not symmetrically mounted on and blocks the head pulley group 203 outside roller shutter framework and auxiliary pulley group 204 (head pulley group can be on slide rail 202 Sliding, the outfan of head pulley group 203 is connected with auxiliary pulley group 204 and rolling slat I 206 respectively, thus drives rolling slat I 206 and rolling slat II 207 lift), be arranged on slide rail at the rolling slat I 206 blocked between roller shutter framework and roller shutter Plate II 207, is connected by roller shutter connecting plate 208 between rolling slat I 206 or between roller shutter version II or between roller shutter version I and II, Rolling slat II 207 is positioned at the whole least significant end blocking shutter arrangement, and the area of monolithic rolling slat II 207 is less than rolling slat I 206, and it is arranged in the middle of both sides the installing space reserving cutting units drive hoeing machine, it is prevented effectively from when roller shutter puts down and drive hoeing machine 28 Raw interference.Head pulley group is connected with the outfan driving motor by shaft coupling.
Conveyer device includes that the shovel board 15(shovel board 15 being hinged in support platform set gradually is fixed on before installing Visiting on the riser between the column of beam 17, this riser is perpendicular to connecting plate II 12), be arranged in host groups and shovel board outfan phase Conveyer I 16(conveyer I 16 even is fixed on connecting plate II 12) and the conveyer II 5 that is arranged in tail unit, carry Machine I is positioned at the gantry structure being made up of longeron I, II and back timber I, II and support cylinder I, II and connecting plate I, II, conveyer II It is positioned at the gantry structure being made up of longeron III, IV and back timber III, IV and support cylinder III, IV and connecting plate III, IV.
Tail machine group end is provided with jumbolter (not shown).
Alternately take a step operation principle:
1, host groups course of a step:
Step 1) support cylinder II 11 declines, and drives longeron II 13 and back timber II 14 to decline, after back timber II 14 declines, Depart from by supporting roof, be overlapped on longeron I 23.
Step 2) passage oil cylinder I 7 retract, drives two pieces of connecting plate II 12, connecting plate II 12 drive support cylinder II 11, indulge Beam II 13, back timber II 14, shovel board 15 and conveyer I 16 step pitch (about 500mm) of advancing stops afterwards.
Step 3) support cylinder II 11 rises, and drives longeron II 13 and back timber II 14 to rise, and back timber II 14 departs from main Support group longeron (longeron I 23), arrives by supporting roof until supporting pressure to reach requirement, and host groups pair support group 1 completes one Secondary advance process of taking a step.
Step 4) support cylinder I 11 declines, and drives longeron I 23 and back timber I 24 to decline, and after back timber I 24 declines, departs from By supporting roof, it is overlapped on longeron II 13.Collateral backplate I 29 shrinks, and stops the support to tunnel lateral wall.
Step 5) passage oil cylinder I7 stretches out, and drives two pieces of connecting plate I 22, connecting plate I 22 to drive support cylinder I 21, longeron I 23, a step pitch (about 500mm) of the advance such as back timber I 24, support platform 26 and collateral backplate I 29 stops afterwards.
Step 6) support cylinder I 21 rises, and drives longeron I 23 and back timber I 24 to rise, and back timber I 24 departs from secondary support Group longeron (longeron II 13), arrives by supporting roof until supporting pressure to reach requirement, and collateral backplate I 29 stretchs out, and it is right to complete The support of tunnel lateral wall.Host groups main support group 2 completes advance process of once taking a step.
, tail unit course of a step:
Step 1) support cylinder IV 311 declines, and drives longeron IV 313 and back timber IV 314 to decline, back timber IV 314 times After fall, depart from by supporting roof, be overlapped on longeron III 323.
Step 2) connect oil cylinder 6 and passage oil cylinder II 325 retracts, passage oil cylinder III 315 is stretched out by two, drives two pieces Connecting plate IV 312, connecting plate IV 312 drive a step pitch of the advances such as support cylinder I 311, longeron IV 313 and back timber IV 314 (about 500mm) stops afterwards.
Step 3) support cylinder I 311 rises, and drives longeron IV 313 and back timber IV 314 to rise, and back timber IV 314 departs from Main support group longeron (longeron III 323), arrives by supporting roof until supporting pressure to reach requirement, tail unit pair support group 31 Complete advance process of once taking a step.
Step 4) support cylinder III 321 declines, and drives longeron III 323 and back timber III 324 to decline, back timber III After 324 decline, departing from by supporting roof, be overlapped on longeron IV 313, collateral backplate II 33 shrinks, and stops tunnel lateral wall Support.
Step 5) connects oil cylinder 6 and passage oil cylinder II 325 stretches out, and passage oil cylinder III 315 is retracted by two, drives two pieces Connecting plate III 322, connecting plate III 322 drive support cylinder III 321, longeron III 323, back timber III 324 and collateral protect One step pitch (about 500mm) of advance such as plate II 33 stops afterwards.
Step 6) support cylinder III 321 rises, and drives longeron III 323 and back timber III 324 to rise, back timber III 324 depart from secondary support group longeron (longeron IV 313), arrive by supporting roof until supporting pressure to reach requirement, collateral backplate II 33 stretch out, and complete the support to tunnel lateral wall, and tail unit main support group 32 completes advance process of once taking a step.
Wherein, control aspect, host groups drives and only arranges a pair passage oil cylinder I 7, and tail unit drives and uses a pair passage Oil cylinder II 325 and two to passage oil cylinder III 315, passage oil cylinder II 325 two to passage oil cylinder III 315 between. Passage oil cylinder I 7, connect oil cylinder 6, passage oil cylinder II 325 can separated in time (being set according to actual parameter) sequentially Bounce back or stretch out, it is possible to bounce back simultaneously or stretch out (motor process as shown in Figure 7).Under normal circumstances, when passage oil cylinder I 7, Connection oil cylinder 6, passage oil cylinder II 325 are in when stretching out state, and oil cylinder III 315 is in retracted state in passage, elapse oil cylinder I 7, connect When meeting oil cylinder 6, passage oil cylinder II 325 in retracted state, oil cylinder III 315 is in the state of stretching out in passage, it is ensured that driving system Alternately take a step.
, hard-rock tunnel cutting course:
Base 41 is pushed out host groups in support platform 26 by step 1), drives cut rotary table 42, cutting arm simultaneously 43 and boring machine 44 and cutterhead 45 travel forward.
Step 2) two cutting arms 43 drive boring machine 44 to carry out the hole operation of Drilling big gun, big gun to be drilled on the section in tunnel After hole operation completes, two cutting arms 43 are dragged in support platform 26 to be back to inside host groups, by manually laying explosive.
Step 3) drives motor to drive rolling slat I, II to fall, by equipment and the section isolation in personnel and tunnel at rear portion, In order to avoid injury and the equipment such as coal petrography of avalanche during driving big gun pick.After safety and big gun pick Job readiness are good, i.e. implement big gun pick Operation.After big gun pick operation completes, blocking roller shutter 20 and rise, two cutting arms 43 are pushed out in support platform 26, by cutting Cut 45 and top connecting plate and lateral wall are repaiied type.The coal petrography that avalanche and cut are fallen is taken off in shovel board 15 by drive hoeing machine 28, and coal petrography leads to Cross conveyer I 16 and conveyer II 5 to transport.It is arranged on the jumbolter (not shown) of tail unit 3, can be the most right Top, tunnel and lateral wall are beaten anchor pole and are carried out permanent support.When step type driving suspension device completes the headwork of a step pitch After, according to above-mentioned course of a step, it is carried forward and takes a step to move.

Claims (3)

1. it is applicable to a step type driving suspension device for hard-rock tunnel driving, including tail unit, host groups, cutting units, screening Gear shutter arrangement and conveyer device, host groups front end is provided with forestope, it is characterised in that: described host groups includes by before backward The host groups main support group being crisscross arranged and host groups pair support group:
Host groups main support group include two pieces of horizontally sets of before and after connecting plate I, be separately fixed on two pieces of connecting plate I of before and after vertical Two couples of support cylinder I in direction, the longeron I being disposed longitudinally on for a pair between former and later two support cylinders I, across longeron I it Between the back timber I laid respectively at for a pair on support cylinder I, be respectively hinged at the collateral backplate I outside longeron I;
Host groups pair support group include two pieces of horizontally sets of before and after connecting plate II, be separately fixed on two pieces of connecting plate II of before and after perpendicular Nogata to two couples of support cylinder II, the longeron II being disposed longitudinally on for a pair between former and later two support cylinders II, across vertical Between beam II a pair lays respectively at the back timber II on support cylinder II;
It is arranged with a pair passage oil cylinder I between anterior connecting plate I and the connecting plate II at rear portion;
Cutting units includes spacing support platform, the drive hoeing machine rotary table being fixed in support platform on connecting plate I, is arranged on and takes off The installation drive hoeing machine of rotary table front end, the base being arranged in support platform, the cut horizontally rotated that is arranged on base Rotary table, the cutting arm being hinged on cut rotary table, it is arranged on the cutterhead of cutting arm front end and is arranged on cutting arm Boring machine;
Tail unit includes by the tail unit main support group being crisscross arranged before backward and tail unit pair support group:
Tail unit main support group includes the connecting plate III of two pieces of horizontally sets of before and after, is separately fixed on two pieces of connecting plate III of before and after Two couples of support cylinder III of vertical direction, the longeron III being disposed longitudinally on for a pair between former and later two support cylinders III, across Between longeron III a pair lay respectively at the back timber III on support cylinder III, be respectively hinged at outside longeron III collateral Backplate II;
Tail unit pair support group include two pieces of horizontally sets of before and after connecting plate IV, be separately fixed on two pieces of connecting plate IV of before and after perpendicular Nogata to two couples of support cylinder IV, the longeron IV being disposed longitudinally on for a pair between former and later two support cylinders IV, across vertical Between beam IV a pair lays respectively at the back timber IV on support cylinder IV;
It is arranged with a pair between the connecting plate I and the connecting plate IV of front portion at rear portion and is connected oil cylinder, anterior connecting plate III and anterior company Plate IV, rear portion connecting plate III and the connecting plate IV at rear portion between be respectively symmetrically and be provided with a pair passage oil cylinder III, anterior connecting plate III And it is arranged with a pair passage oil cylinder II between the connecting plate IV at rear portion;
It is provided with in support platform and blocks shutter arrangement, block the dihedral screening that shutter arrangement includes a pair being fixed in support platform Gear roller shutter framework, spacing slide rail in blocking roller shutter framework, side installed therein block the driving motor on roller shutter framework, Be respectively symmetrically be arranged on block the head pulley group outside roller shutter framework and auxiliary pulley group, being positioned at of being arranged on slide rail blocks roller shutter Rolling slat I between framework and rolling slat II, passes through volume between rolling slat I or between roller shutter version II or between roller shutter version I and II Curtain connecting plate is connected, and head pulley group is arranged on the outfan driving motor.
The step type driving suspension device being applicable to hard-rock tunnel driving the most according to claim 1, it is characterised in that: institute State the shovel board being hinged in support platform that conveyer device includes setting gradually, be arranged on host groups in be connected with shovel board outfan Conveyer I and the conveyer II, conveyer I being arranged in tail unit be positioned at by longeron I, II and back timber I, II and support cylinder In the gantry structure that I, II and connecting plate I, II are constituted, conveyer II is positioned at by longeron III, IV and back timber III, IV and support cylinder In the gantry structure that III, IV and connecting plate III, IV are constituted.
The step type driving suspension device being applicable to hard-rock tunnel driving the most according to claim 1, it is characterised in that: institute State tail machine group end and be provided with jumbolter.
CN201620161873.5U 2016-03-03 2016-03-03 Formula of taking a step tunnelling supporting device suitable for hard rock tunnelling Withdrawn - After Issue CN205578020U (en)

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* Cited by examiner, † Cited by third party
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CN105569701A (en) * 2016-03-03 2016-05-11 辽宁工程技术大学 Stepping-type tunneling and timbering device suitable for hard rock roadway tunneling
CN106771050A (en) * 2016-11-15 2017-05-31 重庆大学 The three-dimensional analog simulation experiment excavation system support system of three-dimensional loading
CN106769127A (en) * 2016-11-15 2017-05-31 重庆大学 System and method is excavated in the three-dimensional analog simulation experiment of three-dimensional loading
CN108194080A (en) * 2017-12-29 2018-06-22 陈新川 A kind of continuous driving system of coal mine roadway
CN110331996A (en) * 2019-07-09 2019-10-15 山东科技大学 The purely mechanic semi-automatic mobile laneway temporary support device of one kind and working method
CN108222991B (en) * 2018-01-22 2020-06-16 河南理工大学 Coal mining prevents waste residue protection device that falls

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105569701A (en) * 2016-03-03 2016-05-11 辽宁工程技术大学 Stepping-type tunneling and timbering device suitable for hard rock roadway tunneling
CN106771050A (en) * 2016-11-15 2017-05-31 重庆大学 The three-dimensional analog simulation experiment excavation system support system of three-dimensional loading
CN106769127A (en) * 2016-11-15 2017-05-31 重庆大学 System and method is excavated in the three-dimensional analog simulation experiment of three-dimensional loading
CN106769127B (en) * 2016-11-15 2019-03-19 重庆大学 Three-dimensional loads three-dimensional analog simulation test and excavates system and method
CN108194080A (en) * 2017-12-29 2018-06-22 陈新川 A kind of continuous driving system of coal mine roadway
CN108194080B (en) * 2017-12-29 2019-09-24 陈新川 A kind of continuous driving system of coal mine roadway
CN108222991B (en) * 2018-01-22 2020-06-16 河南理工大学 Coal mining prevents waste residue protection device that falls
CN110331996A (en) * 2019-07-09 2019-10-15 山东科技大学 The purely mechanic semi-automatic mobile laneway temporary support device of one kind and working method

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