CN205743901U - Digging laneway telescopic type falsework - Google Patents

Digging laneway telescopic type falsework Download PDF

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Publication number
CN205743901U
CN205743901U CN201620262389.1U CN201620262389U CN205743901U CN 205743901 U CN205743901 U CN 205743901U CN 201620262389 U CN201620262389 U CN 201620262389U CN 205743901 U CN205743901 U CN 205743901U
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CN
China
Prior art keywords
back timber
telescopic
auxiliary
hinged
top beam
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620262389.1U
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Chinese (zh)
Inventor
孟国营
时剑文
汪爱明
刘剑
程晓涵
刘跃
袁文琦
李栋
杜岩
孙珂
肖雅静
张妙恬
冯禹
王富勇
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China University of Mining and Technology CUMT
China University of Mining and Technology Beijing CUMTB
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China University of Mining and Technology Beijing CUMTB
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Priority to CN201620262389.1U priority Critical patent/CN205743901U/en
Application granted granted Critical
Publication of CN205743901U publication Critical patent/CN205743901U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of digging laneway telescopic type falsework, including back timber, telescopic top beam, two auxiliary back timbers, two face guards, two connecting plates, two move stands, one group of pulley and track, 4 telescopic oil cylinders between back timber with telescopic top beam, two the auxiliary telescopic oil cylinders being arranged between back timber and auxiliary back timber, 4 sprag rams etc. of being arranged on telescopic top beam two ends 4 support posts vertical with telescopic top beam, being arranged between back timber and face guard.This utility model uses planer type structure, is straddled by support on the development machine in coal mine roadway and matching component thereof, and back timber, telescopic top beam directly push up back by support post and sprag ram, play the effect of supporting roof;Use sprag ram to be supported between back and lateral wall by face guard, play the effect of protection tunnel lateral wall;Transport after support is collapsible, convenient and swift, it is to avoid to repeat supporting, accelerate driving Anchor Care efficiency.

Description

Digging laneway telescopic type falsework
Technical field
The invention belongs to driving face in coal mine gib technical field, being specifically related to a kind of colliery digging laneway can receive Contracting formula falsework.
Background technology
Coal is currently the big energy of China first, accounts for about 70% in the energy resource structure of present stage, and the longest by one In the section time, coal will occupy status of the utmost importance, therefore, the high-yield and high-efficiency in colliery and safety in production in AND ENERGY RESOURCES CONSUMPTION IN CHINA The national economy stable development of China will be directly influenced.Along with the development of technology, coal mine machinery melts at comprehensive mechanical Adopt middle performance and important effect.But the support issues of underground coal mine always puzzlement coal industry high-yield and high-efficiency, peace The full major issue produced.Along with comprehensive driving face production capacity and the raising of fltting speed, tunneling region scope is day by day Strengthen, the mechanization speedy drivage of digging laneway and quick supporting become mine high-yield and high-efficiency, safety in production key technology it One.
China's fully mechanized workface does not the most use temporary support facility, the present situation one of major part down-hole piercing technique As be to shut down after tunneling machine cutting one cutter coal, development machine is withdrawn from, workman takes the materials such as anchor net, anchor pole, anchor cable and jumbolter Equipment enters front end, carries out lapping, plays the permanent support operation such as anchor pole, anchor cable.The development machine working time only needs 5-10 among these Minute, and the permanent support activity duration is even more long-time up to 20-30 minute, the Homes Using TV of development machine only has about 25%, This just becomes restriction development machine production efficiency and the main cause of development end fltting speed.It addition, in driving accident, top board thing Therefore accounting for 80%, the death toll that driving face roof accident is caused accounts for the whole nation total death toll of roof accident 20%.This poses and improve drivage efficiency and ensure this two large problems of safety of driving face.
Summary of the invention
It is an object of the invention to provide a kind of coal mine underground tunneling roadway gib equipment, be used for solving in headwork Due to pick, anchor speed is unbalance and affects a difficult problem for drivage efficiency, also enhances permanent support while improving tunnelling speed The safety of operation, thus ensure that colliery is highly efficient and productive and keeps the safety in production.
In order to solve the problems referred to above, the present invention by the following technical solutions: a kind of digging laneway telescopic type falsework, It is characterized in that support is by back timber, two telescopic top beams, two auxiliary back timbers, two shifting stands, one group of pulley and rail Road, two face guards, two connecting plates, two auxiliary telescopic oil cylinders, 4 telescopic oil cylinders, 4 support posts, 4 sprag rams Composition;Described back timber is case structure, and middle part has dividing plate will to be divided into arranged on left and right sides in case, has twice gusset in left and right two casees, Three casees before, during and after left and right two casees are divided into again;Described telescopic top beam is divided into two, left and right, pushing up for a left side is flexible on the left of back timber Beam, right side for right telescopic top beam, open face case structure under being all, above it, above, below with left and right end face be coated on top Outside beam, can relatively horizontally slip with back timber;Described auxiliary back timber is divided into two, left and right, on the left of back timber for left redundant back timber, Right side for right redundant back timber, be all case structure, be embedded in the raising middle flask of back timber dividing plate arranged on left and right sides, can relatively and a back timber left side Right slip;Described auxiliary telescopic oil cylinder has two, is symmetricly set in two, the middle part case of back timber dividing plate both sides, its hydraulic cylinder Being fixed in the intermediate membrane in back timber, the box-structure balustrade deching of its piston rod and two auxiliary back timbers is hinged;Described stretch Contracting oil cylinder has 4, is symmetricly set in forward and backward totally 4 casees of back timber dividing plate both sides, during its hydraulic cylinder is fixed in back timber On portion's dividing plate, the box-structure balustrade deching of its piston rod and two telescopic top beams is hinged;Described shifting stand top is by welding It is fixed on bottom auxiliary back timber near the side of tunnel lateral wall, bottom back timber, telescopic top beam, auxiliary back timber, has fluting, for moving frame Seat moves left and right;Bottom sprag ram, in the middle part of otic placode and face guard, ear mount is hinged, the ear mount at two ends below its piston rod and back timber Hinged;Bottom described support post top and telescopic top beam hinged, articulated position is positioned at telescopic top beam base plate near tunnel lateral wall Two jiaos;Described connecting plate one end is hinged with face guard, and the other end is hinged with support post bottom;Described pulley is below back timber Midline position order arrangement, track is placed on pulley, can slide along pulley to tunnel front or behind.Described connecting plate one Sideband has triangle positive stop, hinged, to ensure connecting plate with connecting plate limited location block bottom described face guard Sufficiently large with the angle of face guard, hinged with connecting plate infinite place block bottom support post oil cylinder.Back timber, two stretch Contracting back timber, two auxiliary back timber upper and lower faces arrange the armature boring that two rows are parallel.
The operation principle of the present invention is: is formed working group by some supports at digging laneway, forward arranges along tunnel, in Planer type structure straddles on the development machine in tunnel and corollary equipment, and roof supporting also protects roadway's sides.With development machine Tunneling forward, working group shrinks from tunnelling face distal stent, after reducing its height and the width, by being hung on track sliding After track on wheel and transport pulley are sling, under other supports from holding state, it is transported to working group close to tunnelling face End, again launches to carry out roof supporting and two and helps.
The present invention compared with current laneway temporary support, four hydraulic cylinders, multistage back timber roof supporting, supporting intensities simultaneously High;Being combined with Hu Ding by wall supporting with sprag ram by face guard, supporting effect is outstanding;After support is collapsible, transport, keeps away Exempt from top board and repeat supporting;Its compact conformation, rationally distributed, it is suitable for the different types of top board of coal mine roadway, base plate and lateral wall Situation.
Accompanying drawing explanation
Fig. 1 is the agent structure schematic diagram under extended configuration of the present invention
Fig. 2 is the agent structure schematic diagram under contraction state of the present invention
Fig. 3 is back timber internal structure schematic diagram of the present invention
Fig. 4 is the front view of the present invention
Fig. 5 is the side view of the present invention
Detailed description of the invention
The present invention is described in detail with detailed description of the invention below in conjunction with the accompanying drawings.
Seeing Fig. 1~5, described support is by back timber, telescopic top beam, auxiliary back timber, two shifting stands, one group of pulley and rail Road, face guard, two connecting plates, telescopic oil cylinder, auxiliary telescopic oil cylinder, support post, sprag ram compositions;Described back timber is case Formula structure, middle part has dividing plate will to be divided into arranged on left and right sides in case, has twice gusset in left and right two casees, before left and right two casees are divided into, In, rear three casees, back timber is that Plate Welding forms, box-structure ensure support strength, for the major support members of support;A described left side Telescopic top beam, right telescopic top beam open face case structure under being, above it, above, below with left and right end face be coated on outside back timber, Relatively can horizontally slip with back timber, both play a supporting role, minimizing volume can be shunk again;Described left redundant back timber, right redundant Back timber is case structure, is embedded in the raising middle flask of back timber dividing plate arranged on left and right sides, relatively can horizontally slip with back timber, be used for driving shifting Stand is mobile in the middle of support;Described telescopic oil cylinder is arranged in forward and backward 4 casees of back timber dividing plate both sides, and its hydraulic cylinder is fixed In intermediate membrane in back timber, its piston rod is fixed on left telescopic top beam, the end face of right telescopic top beam, is used for stretching and shrinking Flexible dynamic back timber;Described auxiliary telescopic oil cylinder is arranged in two, the middle part case of back timber dividing plate both sides, and its hydraulic cylinder is fixed on top In intermediate membrane in beam, its piston rod is fixed on left redundant back timber, right redundant back timber end face, is used for stretching and shrink auxiliary and stretches Contracting back timber;Described shifting stand top is fixed by welding in bottom auxiliary back timber near the side of tunnel lateral wall, its effect be for Stent collapses provides temporary transient base, has fluting bottom back timber, telescopic top beam, auxiliary back timber, moves left and right for moving stand;Wall supporting Bottom oil cylinder, in the middle part of otic placode and face guard, ear mount is hinged, and below its piston rod and back timber, the ear mount at two ends is hinged, itself and column oil Cylinder, multisection type back timber rock-steady structure triangular in shape;Described 4 support post tops two telescopic top beam rear and front ends near lane The side of road lateral wall is hinged with it, and there is baffle plate column bottom, improves the area of contact roadway floor, has taper to tie under baffle plate Structure, is used for hammering into roadway floor and makes support to slide;Described connecting plate one end is hinged with face guard, the other end and column bottom Hinged;Described track pulley is arranged on the two ends track of center line below back timber and is placed on pulley, can be along pulley before tunnel Side or rear slide;Described connecting plate is while with triangle positive stop, keeping off with connecting plate limited location bottom described face guard One side of block is hinged, to ensure that connecting plate is sufficiently large with the angle of face guard, with connecting plate infinite place bottom support post oil cylinder One side of block is hinged;Back timber, left telescopic top beam, right telescopic top beam, left redundant back timber, right redundant back timber upper and lower faces are arranged The armature boring that two rows are parallel.
Launching supporting as original state with support, its contraction process divides following 3 steps:
1. regulation two auxiliary telescopic oil cylinders of support make it shrink, drive left and right auxiliary telescopic back timber by the left and right sides to Back timber middle slip is to specifying position, and two auxiliary telescopic back timbers drive the shifting stand welded with it to move to support duelling sword simultaneously To specifying position.
2. regulation 4 support posts of support, 4 sprag rams make it shrink, and the decline of multisection type back timber separates with top board, moves Stand declines the most simultaneously, when touching roadway floor bottom moving stand and dropping to, moves stand and plays a supporting role, continue regulation 4 support posts of after-poppet, 4 sprag rams make it shrink, and drive support post to separate with base plate.
3. regulation 4 telescopic oil cylinders of support, 4 sprag rams make it shrink, and drive two telescopic top beams by the left and right sides To back timber middle slip to specifying position, i.e. completing stent collapses process, stent collapses is to minimum volume.
With stent collapses to minimum original state, it launches Bracing Process and divides following 3 steps:
1. regulation 4 telescopic oil cylinders of support, 4 sprag rams make it extend, drive two telescopic top beams by back timber in the middle of Both sides slide into appointment position to the left and right.
2. regulation 4 support posts of support, 4 sprag rams make it extend, and drive support post bottom to touch tunnel Base plate, now support post is played a supporting role, and continuation regulation 4 support posts of support, 4 sprag rams make it extend, band Dynamic multisection type back timber rises until it contacts with back, shifting stand the most also with surface separation.
3. regulation two auxiliary telescopic oil cylinders of support make it extend, drive left and right auxiliary telescopic back timber by the middle of back timber to The left and right sides slides into appointment position, and two auxiliary telescopic back timbers drive the shifting stand welded with it mobile in the middle of support simultaneously To specifying position, vacate the space under support and supplied development machine operation, i.e. completed the expansion process of support.

Claims (3)

1. a digging laneway telescopic type falsework, it is characterised in that:
Described support is by back timber (1), two telescopic top beams (2), two auxiliary back timber (3), two shiftings stand (4), one group of cunning Wheel (5) and track (6), two face guards (7), two connecting plates (8), two auxiliary telescopic oil cylinders (9), 4 telescopic oil cylinders (10), 4 support posts (11), 4 sprag ram (12) compositions;Described back timber (1) is case structure, and there is dividing plate at middle part by case Inside it is divided into arranged on left and right sides, in left and right two casees, has twice gusset, three casees before, during and after left and right two casees are divided into again;Described flexible Back timber (2) is divided into two, left and right, in back timber (1) left side for left telescopic top beam, right side for right telescopic top beam, open face under being all Case structure, above it, above, below with left and right end face is coated on back timber (1) outward, can relatively horizontally slip with back timber (1); Described auxiliary back timber (3) is divided into two, left and right, in back timber (1) left side for left redundant back timber, right side for right redundant back timber, all For case structure, it is embedded in the raising middle flask of back timber (1) dividing plate arranged on left and right sides, can relatively horizontally slip with back timber (1);Described auxiliary Telescopic oil cylinder (9) has two, is symmetricly set in two, the middle part case of back timber dividing plate both sides, and its hydraulic cylinder is fixed on back timber (1), in the intermediate membrane in, the box-structure balustrade deching of its piston rod and two auxiliary back timber (3) is hinged;Described flexible oil Cylinder (10) has 4, is symmetricly set in forward and backward totally 4 casees of back timber (1) dividing plate both sides, and its hydraulic cylinder is fixed on back timber (1) In interior intermediate membrane, the box-structure balustrade deching of its piston rod and two telescopic top beams (2) is hinged;Described shifting stand (4) Top is fixed by welding in the side of close tunnel, auxiliary back timber (3) bottom lateral wall, back timber (1), telescopic top beam (2), auxiliary Fluting is arranged at back timber (3) bottom, moves left and right for moving stand (4);Sprag ram (12) bottom otic placode and face guard (7) middle part ear mount Hinged, its piston rod is hinged with the ear mount at back timber (1) two ends below;Described support post (11) top and telescopic top beam (2) end Portion is hinged, and articulated position is positioned at telescopic top beam (2) base plate near two jiaos of tunnel lateral wall;Described connecting plate (8) one end and wall supporting Plate (7) is hinged, and the other end is hinged with support post (11) bottom;Described pulley (5) is back timber (1) midline position below order row Row, track (6) is placed on pulley (5), can slide along pulley (5) to tunnel front or behind.
Digging laneway telescopic type falsework the most according to claim 1, it is characterised in that: described connecting plate (8) Sideband has triangle positive stop, and described face guard (7) bottom is hinged with connecting plate (8) limited location block, to ensure Connecting plate (8) is sufficiently large with the angle of face guard (7), with connecting plate (8) infinite place block bottom support post (11) oil cylinder The most hinged.
Digging laneway telescopic type falsework the most according to claim 1, it is characterised in that: back timber (1), two stretch Back timber (2), two auxiliary back timber (3) upper and lower faces arrange the armature boring that two rows are parallel.
CN201620262389.1U 2016-03-31 2016-03-31 Digging laneway telescopic type falsework Expired - Fee Related CN205743901U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620262389.1U CN205743901U (en) 2016-03-31 2016-03-31 Digging laneway telescopic type falsework

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620262389.1U CN205743901U (en) 2016-03-31 2016-03-31 Digging laneway telescopic type falsework

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107653848A (en) * 2017-09-12 2018-02-02 中国葛洲坝集团基础工程有限公司 A kind of attached cavern excavation supporting construction of sand gravel layer tunnel and its construction method
CN109838261A (en) * 2017-11-24 2019-06-04 中国矿业大学(北京) A kind of novel full-mechanized roadway advance support rack
CN110206574A (en) * 2019-05-07 2019-09-06 鲁中锦 The alternately interim shield support of mobile automatic digging laneway
CN112302699A (en) * 2020-11-16 2021-02-02 中国矿业大学(北京) Duplex multi-group self-moving walking type fast digging temporary support
CN112302698A (en) * 2020-10-28 2021-02-02 贵州理工学院 Folding hydraulic tunnel supporting device convenient to carry

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107653848A (en) * 2017-09-12 2018-02-02 中国葛洲坝集团基础工程有限公司 A kind of attached cavern excavation supporting construction of sand gravel layer tunnel and its construction method
CN107653848B (en) * 2017-09-12 2019-04-09 中国葛洲坝集团基础工程有限公司 A kind of attached cavern excavation support construction of sand gravel layer tunnel and its construction method
CN109838261A (en) * 2017-11-24 2019-06-04 中国矿业大学(北京) A kind of novel full-mechanized roadway advance support rack
CN110206574A (en) * 2019-05-07 2019-09-06 鲁中锦 The alternately interim shield support of mobile automatic digging laneway
CN112302698A (en) * 2020-10-28 2021-02-02 贵州理工学院 Folding hydraulic tunnel supporting device convenient to carry
CN112302699A (en) * 2020-11-16 2021-02-02 中国矿业大学(北京) Duplex multi-group self-moving walking type fast digging temporary support

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161130

Termination date: 20170331

CF01 Termination of patent right due to non-payment of annual fee