CN104153803A - Coal mine tunneling support device - Google Patents
Coal mine tunneling support device Download PDFInfo
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- CN104153803A CN104153803A CN201410345170.3A CN201410345170A CN104153803A CN 104153803 A CN104153803 A CN 104153803A CN 201410345170 A CN201410345170 A CN 201410345170A CN 104153803 A CN104153803 A CN 104153803A
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Abstract
A coal mine tunneling support device of an overall door type structure comprises a main support, a support platform, a water prospecting drilling machine (11), an automatic net laying device (12) and a hydraulic control system. The main support sequentially includes odd-number supports and even-number supports. The odd-number supports and the even-number supports are longitudinally arranged from a tunneling working surface to the tail of a belt loader at intervals, the support beams of the supports are transversely and evenly arranged at the top of the support device at intervals, the support beams are hinged with adjusting beams of a telescopic structure, the support beams of the odd-number supports and the even-number supports are independent and do not affect each other, when one kind of the odd-number supports and the even-number supports is moved, the adjacent supports can replace the moved supports for supporting, and the odd-number supports and the even-number supports can be moved independently and do not affect each other. The coal mine tunneling support device has the advantages that tunneling is allowed to be smooth and reasonable, and equipment comprehensive utilization rate is increased.
Description
Technical field
The present invention relates to a kind of colliery driving suspension device, being particularly related to a kind of section is rectangle or trapezoidal colliery driving frame, but the equipment such as itself and development machine do not have rigid connection relation, can independent operation, simple and safe reliable, the supporting different model development machine of energy or Lian Caiji complete all operations of tunnelling jointly.It can realize automatic moving frame along with driving face advances, it has thoroughly simplified advance support operation, can support, move that frame, lapping, spy discharge water along with driving face advances the controlroof, mechanical automation that synchronously complete roadway head, frame i iron capplce, set a whole set of operation such as anchor shaft anchor cable and sprinkle water and spray.
Background technology
The general employing of most of coal mine roadway is blown out and is tunneled and mechanical drivage, constantly improving and promoting, the mechanical main direction that has become development of tunneling along with road heading machinery equipment performance.But the human casualty accident in the driving production operation of colliery more than 40% is all the top board class accident occurring in face timbering process.Because tunnelling limited space does not allow the operation of empty top, so driving influences each other with supporting all the time.Owing to not allowing the operation of empty top, must carry out in time supporting, before permanent support, must carry out advance support, and supporting is to affect the progress of excavation operation and safe bottleneck always.
Colliery driving suspension device conventional in prior art generally comprises the types such as a pillar advanced stand device, forestope formula advanced stand device, combined type advanced stand device, machine-carried type hydraulic pressure advanced stand device, but they mostly exist enabling capabilities do not exist comprehensively potential safety hazard, cannot with the shortcoming such as mole coordinates, common hydraulic supporting posture advanced stand device can be realized full section supporting in time, avoid operating personnel in the operation of territory, empty top zone, but have following shortcoming:
(1) although can realize full section supporting, but existing advance support product structure heaviness, the different tunnel of section must be used different supports, because the difference of the particular/special requirement of construction of coal mine and geological conditions, support process, tunnel function, five or six kinds at least of the tunnel kinds in a colliery, tens kinds at most, a set of advance support product cannot be realized the tunneling advance work in multiple different section form tunnel at all simultaneously, must customize different supports according to different tunnels, cause large number quipments to repeat to purchase.
(2) if existing driving support frame sliding advance of support in the time moving frame certainly will damage support and top board; If not sliding advance of support, in unsafe empty top state, easily there is the security incidents such as roof delamination wall rock loosening in top board in the time moving frame.
(3) to connect topmast support beam length longer for existing driving support frame, because back can not be ideal plane completely, so it to connect top degree not high.Because frame type is longer, in the time that larger variation occurs laneway midline angle, bad timely turning is followed up simultaneously.
(4) existing tunneling advance cradling function is single, although can meet the basic demand of advance support, but whole excavation operation flow process and common forestope, some pillar, machine-carried type, combined type advance support are substantially close, process flow restricts mutually, has had a strong impact on driving progress.
The present invention proposes in order to solve the problem that exists in operating type, work flow and the concrete operations of current coal mine roadway driving and unsafe factor.
Summary of the invention
Main purpose of the present invention is under prior art condition, proposes a kind of colliery driving suspension device, can supportingly use at the various model development machines of use at present; It can make tunnelling operation technique flow process more smooth and easy rationally, it has saved the operation at the advance support of the tunnel advance of the face completely, utilize this complete equipment, can under the state of development machine normal operation, complete support work, simplify largely excavation operation flow process, improved driving progress; Design by unique texture, a set of equipment can meet different in width, the rectangle of height and the supporting requirement of driving in trapezoidal tunnel, has improved the comprehensive utilization ratio of equipment, alleviates workman's labour intensity, has improved job scheduling and safety.
Colliery disclosed by the invention driving suspension device is in order to realize its technical requirements, and entirety is door type structure.By main body rack, supporting platform, water exploring drill machine, device for layering, hydraulic control system form automatically, supporting platform is positioned at the rear of suspension device, utilizes the passing of hydraulic jack control supporting platform.
Wherein main body rack comprises multi-section support, every support in left and right sides bottom all symmetry a slide-type base is longitudinally set, on every wing base, there is the column of 2 vertical settings, the bottom of described column is connected with base, the top of described column is connected with the back timber that on support, left and right longitudinally arranges, before and after on back timber, respectively there is 1 place's beam seat, crossbeam is relatively laterally installed on the beam seat of left and right, on crossbeam, be furnished with the beam mount pad that supports beam for installing, support beam is installed on beam mount pad, and described support beam is used for supporting back.
The multi-section support of described main body rack is fixed tentatively as odd number support and even number support according to erection sequence in the vertical, hinged by auxiliary connection beam between the support beam of the multi-section support of odd number group support, in like manner, also hinged by auxiliary connection beam between the support beam of many pack supports of even number set support, two kinds of supports beam is separately independent hinged, interval is arranged, is independent of each other.
The multi-section support of described two kinds of supports is longitudinally furnished with thrust gear (oil cylinder+universal joint+bearing pin) at base and interval, back timber place, can realize and move frame operation; The support beam of two kinds of supports at the top of suspension device in the horizontal mutually evenly interval arrange, beam separately of described two kinds of supports and connect beam and establish one's own system, thus make two kinds of supports to move frame separately and do not interfere with each other.In the time that odd number group support moves frame, the beam of adjacent even number set support can be abutted against topmast support, guarantees roof safety, and in like manner, in the time that even number set support moves frame, adjacent odd number group support also can connect safely topmast support.
Wherein said crossbeam adopts adjustable structure, and crossbeam can be adjusted crossbeam length according to span length, and crossbeam is divided into termination, left and right crossbeam and middle beam, and termination beam-end has oval hinge hole, and the beam seat of back timber is hinged; Termination, left and right crossbeam is hollow structure, and middle beam is just arranged on the inside, can regulate intubating length by telescopic pull-out, comes spacing fixing after termination crossbeam and middle beam location positioning by crossbeam limiting device.In like manner, crossbeam also can adopt left and right beam mechanism, and a crossbeam inserts another root crossbeam inside, regulates transverse beam assembly length according to span length.
Wherein have vertical guiding vertical beam in the base upper end that is positioned at suspension device, employing ramp down corner structure suitable for reading, can installation activity vertical beam, and vertical beam mechanism Main Function is in order to limit support only to move up and down along vertical direction; Can certainly realize above-mentioned requirements with lanar four rod mechanism.
Wherein before the first pack support (namely 1# support) guiding vertical beam body of forefront, be welded with water exploring drill revolving rocker arm seat, in guiding vertical beam both sides, shoulder is welded with water exploring drill machine pull bar ear seat, is used for fixing water exploring drill machine.Also can use post drill to be directly fixed on the front column of the first pack support that is positioned at suspension device forefront, complete and visit the operation that discharges water.
Wherein, in every pack support, two rnnning bars of upright supports have crossbeam to connect upper, have automatic device for layering mount pad at the back timber of the first pack support that is positioned at suspension device forefront near advance side, are used for installing automatic lapping roll shaft.
Limit at this, the direction described in the present invention is determined according to tunnel direction of advance, in tunnel, is longitudinally along tunnel direction of advance, and in cross section, tunnel, left and right directions is laterally, and vertically short transverse is vertical.
Colliery provided by the invention driving suspension device, not only has the advantages such as supporting performance is good, intensity is high, and advancing velocity is fast, safe and reliable; Simultaneously in the time that any support moves frame, adjacent stent can total head connects topmast to be protected, and has greatly improved the safety and stability performance of top board when temporary lining moves frame; The most important thing is that it has broken through coal mine roadway and tunneled the interactive limitation of conditioning each other of conventional operation, realized the parallel operations of each operation in the driving of colliery, use the present invention calculating conservative existing tunnelling speed can be able to be improved to 2-3 doubly.Alleviate first-line staff's labour intensity, improved the working environment of whole excavation operation.Its application will be played immeasurable effect to increasing driving face driving output, the manual labor of raising labour productivity, reduce costs, alleviating workman and guarantee safety in production.Therefore, advanced, reasonable in economy on multifunction hydraulic stent-type driving comprehensive support device technique, safety in reliably, will become and tunnel comprehensive mechanization and the indispensable key equipment of automation.
Brief description of the drawings
Fig. 1 is the sectional view of main body rack structure;
Fig. 2 is the local amplification effect figure of main body rack sectional view;
Fig. 3 is main body rack part lateral view;
Fig. 4 is the local amplification effect figure of main body rack lateral view;
Fig. 5 is transverse beam assembly figure;
Fig. 6 is beam mounting bracket assembly figure;
Fig. 7 is beam mount pad and crossbeam, the supporting installation design sketch of support beam is installed;
Wherein: 1: base 2:1# frame supports beam 3: support beam mount pad 4: crossbeam is installed bearing pin 5: back timber 6: vertical beam 7: column 8: manual operation valve group 9: water exploring drill rocking arm 10: water exploring drill frame 11: water exploring drill machine 12: device for layering 13 automatically: automatic lapping roll shaft 14: crossbeam 15,17: everything knot axle 16: connect bottom girder 18,19: auxiliary beam, the 20:2# frame support beam of connecting
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
This cover colliery driving suspension device is in order to realize its technical requirements, and entirety is door type structure (as Fig. 2), is made up of main body rack, supporting platform, water exploring drill machine 11, automatic device for layering 12, hydraulic control system etc.
Supporting platform is positioned at the rear of the tailstock of suspension device, and many jumbolters are installed above supporting platform, and supporting platform operated by rotary motion is at development machine second conveyor afterbody, and supporting platform can do the permanent support in tunnel.Utilize hydraulic jack to complete the passing of supporting platform.(supporting platform has independent introduction, does not explain in detail at this)
Wherein main body rack is propped up and is configured to by multi-section, every support is longitudinally symmetrical arranged base 1 in bottom, the left and right sides, vertical 2 root posts 7 that arrange on the base 1 of every side, the top braces of described left and right sides column 7 the longitudinal symmetrically arranged back timber 5 in the support left and right sides, the back timber 5 of both sides is connected with the crossbeam 14 of horizontally set on support, on crossbeam 14, be furnished with the beam mount pad 3 that supports beam 2 for installing, described support beam 2 is for supporting back.
The multi-section support of described main body rack is arranged mounting arrangements in the vertical, according to linking together by the auxiliary beam 19 that connects between the support beam 2 of the multi-section support of order of placement odd number group, between the support beam 20 of the multi-section support of even number set, also link together by the auxiliary beam 19 that connects, the multi-section support of described two pack supports base 1 and back timber 5 between space be provided with and move frame jack, the support beam of two kinds of supports is arranged at mutually even interval in the horizontal at the top of suspension device, be independent of each other, thereby make two kinds of supports to move frame separately and do not interfere with each other.
Limit at this, the direction described in the present invention is determined according to colliery direction of advance, in tunnel, is longitudinally along tunnel direction of advance, and in cross section, tunnel, left and right directions is laterally, and vertically short transverse is vertical.
First introduce with reference to the accompanying drawings the structure of main body rack.
Accompanying drawing 1-2 shows lateral view and the sectional view of main body rack structure.Wherein main body rack adopts portal frame articulated structure on the whole, to improve the stability of support.Every has 7 points of left and right two rows of four columns to be close to both sides, tunnel layout, and supporting intensity is high.This colliery driving suspension device main body rack adopts generally 8-12 framing formula portal support to arrange and installs, according to erection sequence, sequence number is that every support of odd number carries out hinged with support beam separately separately, the beam of every support that in like manner sequence number is even number is also hinged separately, moving in the mutual push-and-pull process of frame, wherein one group all the time in connecing top state, and adopt short beam design, connects top property better.Move shut die formula and can adopt and move separately frame under adjustment or particular surroundings, in general normal driving situation, can adopt electromagnetic valve Long-distance Control disposable integral to move frame.
Main body rack is divided into termination advance timbering, transition bracket, middle part frame and afterbody frame three parts; Due to the structural similarity of various supports, the cooperation of odd number group support and even number set support is also similar, below just taking the 1# frame of termination and 2# frame as example, sketch each ingredient of support frame in the time carrying out rectangle and trapezoidal cross-section supporting.
Termination advance timbering is made up of two of front and back (1# frame, 2# frame), by reasonable Arrangement, they is independent of each other moving in frame process.
Termination 1# frame base 1 adopts end boots formula structure, and base 1 adopts Plate Welding to form, and is furnished with column nest at base 1 both sides box house, is connected with column 7 by spacer pin; Be welded with reinforcement gusset in order to gain in strength at the vertical front and rear panel in needling both sides, there are piston shoes and valve group mount pad in base 1 front portion; There is the ear of passing seat at base 1 rear portion, be used for connecting advancing jack; There is guiding vertical beam 6 in base 1 upper end, employing ramp down corner structure suitable for reading; Be welded with water exploring drill rocking arm 9 revolving beds above at guiding vertical beam 6; Be welded with water exploring drill machine pull bar ear seat at guiding vertical beam 6 both sides shoulders, be used for fixing water exploring drill machine 11; Guiding has mudhole before vertical beam 6 bottoms, can discharge the sewage foreign material of guiding vertical beam 6 inside; Base 1 is arranged in Liang Gexia corner, tunnel and goes out to take thin understructure design, has effectively increased the usefull space of tunnel work plane.Base 1 entirety adopts tiltedly shoulder structure to increase the intensity of guiding vertical beam 6 with base body.
Back timber is the vitals that connects column 7, vertical beam 6 and crossbeam 14, is box welded construction.There is main hinge hole at back timber middle part, hinged by stub axle and vertical beam 6, can make back timber and vertical beam 6 realize 10 °-15 ° and swing, can adapt to move frame process or the top board support angle variable quantity causing that rises and falls, make to connect crossbeam top property better; There is respectively crossbeam mount pad the left and right sides, top at back timber, hinged by bearing pin and crossbeam 14, be welded with spacing key seat at back timber near one about side, tunnel and can utilize spacer pin to be connected with the limit pin hole on crossbeam 14 in special circumstances, just filling and section requirement is played anti-side in higher and fallen the effect of frame; Below crossbeam ear seat, have needling on column, needling is cast steel casting, and column 7 is hinged by the slotted hole of bearing pin and back timber; There is automatic device for layering mount pad at back timber near advance side, be used for installing automatic lapping roll shaft 13.
The crossbeam 14 of this covering device is general part, is main load-supporting part.Adopt scalable beam structure, use with the tunnel that adapts to different in width, crossbeam 14 is divided into termination crossbeam and intermediate active crossbeam, and intermediate active crossbeam two is all enclosed within the crossbeam of termination, regulates fixing by limit pin hole and spacing breach with spacer pin.The hinged spreading circular hole of termination beam-end and the hinged ear seat of back timber carry out hinged, and it is hinged that its bottom has main spacing hinge hole and the spacing hinged ear seat of back timber to carry out, and have the orifice plate of connection to be connected with shoulder beam seat 4 bolts at its top, termination; The spacing breach of termination crossbeam and the spacing breach of intermediate transverse girder can also be fixed beam seat; In order to increase the intensity of crossbeam, strengthen together hoop in the design of termination crossbeam oral area respectively, longitudinal design entirety reinforcing rib in middle beam; Spacing breach and shoulder link the longitudinal matrix arrangements of connecting hole of orifice plate, can effectively be connected and fixed at different length or position.
Beam is because the position difference of each, slightly different in design, in the time of rectangle, trapezoidal cross-section supporting, it carries out hinged by hinged seat and beam seat with bearing pin and crossbeam 14, beam is the main support parts that directly connect top, so and span taken into full account greatly its mechanical property in design, its vertical panel adopts high-strength steel sheet to change wedge-shaped design along torque, farthest ensures its bending resistance.There is respectively the hinge hole hinged with linking beam or holder net running roller in the termination of beam.Beam seat is formed by monoblock steel plate punched, has shoulder beam seat and middle beam seat, and the hinged oval mouth of beam seat is hinged with the hinged oval mouth of beam; Shoulder beam seat connecting hole is connected with four bolts with crossbeam 14 shoulder link orifice plates; Middle beam seat has two kinds, and one can be connected with termination crossbeam, and one can be connected with middle beam.Beam by beam seat and crossbeam 14 substantially along 90 ° of layouts of top board, parallel with tunnel direction of advance, effectively reduced and moved frame resistance.In the time carrying out crowned section supporting, utilize auxiliary hinge hole, beam bottom to be connected with saddle type beam seat by compensation jack, beam guide rod.The beam of termination 1# frame, 2# frame has reinforcement gusset in beam body, realizes advance support.
Column 7 adopts single telescopic column, column 7 lower ends are that semiglobe is arranged in base needling, the lower end suspension column of column 7 is that two pins by being connected with base 1 are hinged, left, right can be reduced to and be fixedly connected with, and it can be reduced to hinged along tunnel direction of advance, design realizes the swing of 10 °-15 °, owing to guiding vertical beam and movable vertical beam the direction of displacement of set cap to be retrained, back timber can only be moved up and down, so the lateral force that column 7 bears is substantially little, column column top alive is arranged in back timber needling hinged by alignment pin and the oval pin-and-hole of back timber, column 7 uses hydraulic medium for emulsion, and YF type safety valve and KDF type hydraulic control one-way valve are housed in column hydraulic circuit, and column 7 is protected.Column 7 can be handled or remote control magnetic valve remote control by manual operation valve.Because it is ripe that column production technology has been tending towards, do not do too much introduction here.
Push unit is the important supplementary structure part of hydraulic support indispensability.The action that moves frame and try to stop people from fighting each other completes by advancing jack and fixture thereof.This cover driving suspension device is designed with respectively 4 balanced push units of arranging altogether at 1 and 2 back timber places of 2 bases, can realize and turning to flexibly according to the actual tunneling direction in tunnel, has also effectively avoided moving the distortion damage to support in frame process simultaneously.The 1# frame of this cover support apparatus and 3# frame connect by being connected bottom girder and being connected beam, adopt first push away that even number frame draws odd number frame again move frame order, this complete equipment has a pack support keep total head to connect top state moving all the time in frame process, not sliding advance of support of another pack support, moves frame resistance less.Every group of support moving device is made up of advancing jack, universal joint, hinging pin shaft and passing ear seat, and advancing jack two all uses respectively bearing pin hinged with universal joint, passing ear seat, and the relative angle that can realize adjacent pushing bracket changes.Moving frame jack can handle or remote control magnetic valve remote control by manual operation valve.
Water exploring drill machine installing mechanism is an important innovations of this cover comprehensive support device, and it can supportingly install the conventional various frame column type water exploring drill machines that use.Its operating principle is in the time of normal excavation operation, rig mechanism regains, do not affect supporting development machine operation, in the time that needs are visited water operation, rig mechanism can stretch out fast and within 10 minutes, complete debugging preparation, the work such as the spy that can realize the multi-faceted wide-angle of driving face by the design of its uniqueness discharges water, geological drilling, gas drainage under suction.
The basic structure of termination 2# frame is similar with termination 1# frame, it is arranged between termination 1# frame and transition frame, bottom girder is just enclosed within 2# frame bottom, termination, termination 2# frame adopts narrow Changshun girder construction, activity beam, column 7, beam seat and the 1# frame of 2# frame are general, in the time that 1# frame and transition frame are moved frame, by 2# frame roof supporting.The base 1 of termination 2# frame, back timber, there is the ear of passing seat by transition bracket side, are arranged respectively 4 groups of advancing jacks on four jiaos, support, utilize universal joint hinged with transition frame, realize and mutually move frame.The beam of 2# frame adopts strengthens Changshun girder construction.
This cover driving multifunctional supporting device, according to actual condition, both can be controlled separately, can utilize again electromagnetic valve to carry out long-distance centralized control.Below by support fall post, move frame, the course of work of setting prop narrated respectively.
One, setting prop: hydraulic support moves to behind new operating position, setting prop in time, to support the top board of new exposure.Forward control valve to setting prop position, open supplying valve, highly pressurised liquid is entered by main feed tube,, back down valve ball and enter support piston chamber through oil pipe, the fluid in support piston bar chamber to hydraulic control one-way valve through control valve, flow back to main liquid back pipe through oil pipe and control valve, live post and back timber rise, roof supporting.In the time of support overload, safety valve drainage, to ensure the working resistance of column.
Two, post falling: falls post position when control valve forwards to, while opening supplying valve, highly pressurised liquid by main feed tube through control valve and oil pipe, enter support piston bar chamber, also enter the control piper of hydraulic control one-way valve, open hydraulic control one-way valve, the fluid in support piston chamber is through oil pipe, hydraulic control one-way valve and control valve simultaneously, flow back to main liquid back pipe, pillar unloading declines.
Three, move frame (support that arrangement sequence number is odd number): after the hydraulic support unloading that arrangement sequence number is odd number, control valve is forwarded to and moves chord position and put, open supplying valve, highly pressurised liquid is entered the rod end chamber of advancing jack through control valve, oil pipe by main feed tube, enter hydraulic control oil circuit simultaneously, opens hydraulic control one-way valve, and the fluid of plunger shaft flows back to main liquid back pipe through oil pipe, hydraulic control one-way valve, control valve, advancing jack shrinks, taking adjacent stent as fulcrum, and the reach of trying to stop people from fighting each other.
Move frame (support that arrangement sequence number is even number): move forward also after support again when arranging the hydraulic support B that sequence number is odd number, need to move forward even number support time, first after support unloading, control valve is forwarded to and pushes away chord position and put, open supplying valve, highly pressurised liquid is entered the plunger shaft of advancing jack through control valve, hydraulic control one-way valve by main feed tube, the fluid of rod end chamber flows back to main liquid back pipe through oil pipe and control valve, the piston rod of advancing jack stretches out, taking hydraulic support B as fulcrum, support A is passed to new operating position.
In actual production, for the action of concrete support, determine with needing according to the concrete condition of tunnelling.
Four, water exploring drill machine is arranged on termination 1# frame, can support the use all kinds of frame column type water exploring drill machines, in the time of normal excavation operation, water exploring drill machine is along with the rotation of rocking arm abuts against the gap between 1#, 2# support, do not affect development machine operation, if need to visit water operation, unclamp so rocking arm locking nut, first regulate rocking arm position according to jewel hole left and right angle, locking rocking arm nut; Then regulate the angle of drilling cramp according to the jewel hole elevation angle, locking drilling cramp locking nut.Finally regulating locking rig steady brace to complete rig fixes.Rig operation is used to be carried out according to rig operational procedure, is not described further herein.
Above-mentioned specific embodiment is described by example, should be understood that, these embodiment are subject to the impact of different distortion and optional form.It should also be further understood that, claim is not meaned and is limited to disclosed particular form, replaces and optional mode and should cover all distortion, the equivalence that drop in essence of the present invention and scope.
Claims (6)
1. a colliery driving gate-type suspension device, formed by main body rack, water exploring drill machine (11), automatic device for layering (12), hydraulic control system, main body rack all comprises multi-section support, every support is symmetrical arranged longitudinal base (1) in bottom, the left and right sides, on base, there is the column (7) of vertical setting, the bottom of described column (7) and base (1) are installed, the back timber (5) that on the top braces support of described column (7), both sides longitudinally arrange, the beam seat on back timber (5) is connected with the crossbeam (14) of horizontally set, on crossbeam (14), be furnished with the beam mount pad (3) that supports beam (2) for installing, described support beam (2) is for supporting back, according to hinged by auxiliary connection beam (19) between the support beam (2) of the multi-section support of erection sequence odd number group support, between the support beam (20) of the multi-section support of even number set support, also link together by the auxiliary beam that connects, the support beam of two kinds of supports is arranged the complementary connection of each one-tenth system at mutually even interval on horizontal space, top of suspension device, thereby make two kinds of supports to move frame separately and do not interfere with each other.
2. colliery as claimed in claim 1 driving suspension device, wherein said crossbeam (14) adopts adjustable beam structure, can adjust crossbeam length according to drift section width.
3. colliery as claimed in claim 1 driving suspension device, wherein has guiding vertical beam in base (1) upper end that is positioned at suspension device support, and employing ramp down corner structure suitable for reading can installation activity vertical beam; Before the First carriage direct vertical beam body of forefront, be welded with water exploring drill revolving rocker arm seat, in guiding vertical beam both sides, shoulder is welded with water exploring drill machine pull bar ear seat, is used for fixing water exploring drill machine (11).
4. colliery as claimed in claim 1 driving suspension device, wherein water exploring drill machine installing mechanism also can directly be fixed on post drill on the front column of First support that is positioned at suspension device forefront.
5. colliery as claimed in claim 1 driving suspension device, wherein in every pack support, two back timbers (5) that column (7) supports have crossbeam (14) to connect in the horizontal, back timber at the first pack support that is positioned at suspension device forefront has automatic device for layering mount pad near advance side, is used for installing automatic lapping roll shaft (13).
6. colliery according to claim 3 driving suspension device, wherein movable vertical beam can be replaced by lanar four rod mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410345170.3A CN104153803B (en) | 2014-07-14 | 2014-07-14 | Coal mine tunneling support device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410345170.3A CN104153803B (en) | 2014-07-14 | 2014-07-14 | Coal mine tunneling support device |
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| CN104153803A true CN104153803A (en) | 2014-11-19 |
| CN104153803B CN104153803B (en) | 2017-01-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113006789A (en) * | 2019-12-19 | 2021-06-22 | 宝钢集团新疆八一钢铁有限公司 | Improvement method for ZDY3200L coal mine full-hydraulic crawler-type tunnel drilling machine push-pull cylinder |
| CN114087003A (en) * | 2021-11-17 | 2022-02-25 | 中国矿业大学 | Temporary support combined moving device and method for self-adaptive tunneling roadway empty-roof distance |
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| CN204200257U (en) * | 2014-07-14 | 2015-03-11 | 霍忠明 | A kind of colliery driving suspension device |
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| CN113006789A (en) * | 2019-12-19 | 2021-06-22 | 宝钢集团新疆八一钢铁有限公司 | Improvement method for ZDY3200L coal mine full-hydraulic crawler-type tunnel drilling machine push-pull cylinder |
| CN113006789B (en) * | 2019-12-19 | 2024-05-07 | 宝钢集团新疆八一钢铁有限公司 | Improved method for push-pull cylinder of full-hydraulic crawler type tunnel drilling machine for ZDY3200L type coal mine |
| CN114087003A (en) * | 2021-11-17 | 2022-02-25 | 中国矿业大学 | Temporary support combined moving device and method for self-adaptive tunneling roadway empty-roof distance |
| CN114087003B (en) * | 2021-11-17 | 2024-04-26 | 中国矿业大学 | Temporary support combined moving device and method for self-adaptive tunneling roadway overhead distance |
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