WO2021077692A1 - Système de machine intégrée de creusement de tunnels, de support et d'ancrage, capable de mettre en œuvre un creusement souterrain rapide et son procédé d'utilisation - Google Patents

Système de machine intégrée de creusement de tunnels, de support et d'ancrage, capable de mettre en œuvre un creusement souterrain rapide et son procédé d'utilisation Download PDF

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Publication number
WO2021077692A1
WO2021077692A1 PCT/CN2020/084215 CN2020084215W WO2021077692A1 WO 2021077692 A1 WO2021077692 A1 WO 2021077692A1 CN 2020084215 W CN2020084215 W CN 2020084215W WO 2021077692 A1 WO2021077692 A1 WO 2021077692A1
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WO
WIPO (PCT)
Prior art keywords
baffle
hydraulic cylinder
pitch
plate
feed
Prior art date
Application number
PCT/CN2020/084215
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English (en)
Chinese (zh)
Inventor
刘送永
朱真才
江红祥
沈刚
刘后广
司垒
许少毅
姬会福
张德义
Original Assignee
中国矿业大学
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中国矿业大学 filed Critical 中国矿业大学
Priority to CA3103123A priority Critical patent/CA3103123C/fr
Priority to AU2020264331A priority patent/AU2020264331B2/en
Priority to RU2020137364A priority patent/RU2748265C1/ru
Publication of WO2021077692A1 publication Critical patent/WO2021077692A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/66—Machines for making slits with additional arrangements for drilling
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
    • E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
    • E21C31/08—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for adjusting parts of the machines
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00—Provisional protective covers for working space
    • E21D19/02—Provisional protective covers for working space for use in longwall working
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D20/00—Setting anchoring-bolts
    • E21D20/003—Machines for drilling anchor holes and setting anchor bolts

Definitions

  • the invention relates to the technical field of the field of mining machinery, in particular to a digging-supporting-anchor integrated machine system for rapid underground excavation and a use method thereof.
  • CN104500086A The patent name disclosed in CN104500086A is: an unmanned roadway digging and anchoring integrated machine. Its support system only involves temporary support and bolt support, and cannot solve the problem of small pieces of surrounding rock falling. If it is necessary to install an anchor net, it must be manually approached to the working section. The cutting head needs to be stopped for personnel safety, which cannot be realized. Digging and supporting anchors are operated in parallel, and factors such as dust and noise also pose great safety threats to workers. The cutting unit can only cut one feed at one stop operation, and the efficiency is relatively low.
  • the present invention provides an integrated tunneling and anchoring machine system for rapid underground excavation.
  • the present invention provides a boring, supporting and anchoring integrated machine system for rapid underground excavation, which includes a longitudinal-axis tunneling machine body.
  • the longitudinal-axis tunneling machine body is provided with a feedable cutting part for cutting a section surface and can move flexibly Multi-angle working anchors used to anchor rods on the cut section, and baffles used to temporarily support and protect the anchors.
  • the cutting portion includes a cutting portion bottom plate welded to the longitudinal-axis tunneling machine body, a cylindrical sliding rail is provided on the cutting portion bottom plate, and a sliding rail is correspondingly provided on the cylindrical sliding rail.
  • Block one the sliding block one is connected with a base, a feed hydraulic cylinder is connected between the base and the bottom plate of the cutting part, the base is hingedly provided with a swinging piece that can swing left and right, and the swinging piece adopts Driven by a swing hydraulic cylinder connected to the base, the swing member is hingedly provided with a cutting head that can be pitched up and down, and the cutting head is driven by a pitch hydraulic cylinder connected with the swing member;
  • the anchor support bottom plates on both sides of the longitudinal-axis tunneling machine body are connected with feed sliders through sliding rails on the anchor support bottom plates.
  • the feed sliders are hingedly provided with pitch slide rails capable of pitching up and down, and the pitch sliding
  • a pitch slider is correspondingly provided on the rail, and the pitch slide rail is driven by an anchor support pitch hydraulic cylinder installed on the feed slider.
  • the pitch slider is provided with two rotating motors, and the two rotating motors are articulated with The first rotary motor, the second rotary motor is provided with a motor hydraulic cylinder that drives the rotary motor 1 up and down pitching, and the first rotary motor is connected to the bolter through the bolter slider;
  • the baffle plate is welded to the longitudinal
  • the baffle bottom plate on the rear side of the shaft-type tunneling machine body, the baffle bottom plate is slidably provided with a baffle slide plate through the baffle slide rail, and the baffle slide plate is driven by a baffle advance and retreat hydraulic cylinder installed on the baffle bottom plate.
  • the baffle slide is hingedly provided with a baffle 1 that can be tilted up and down, and the baffle 1 is driven by a baffle pitching hydraulic cylinder installed on the baffle slide, and the baffle 1 is hinged and arranged to be useful
  • the second baffle is driven and leveled by the baffle leveling hydraulic cylinder installed on the first baffle;
  • the cutting part is different from the cutting part of the general roadheader in that it can carry out the feed movement, and can feed more under the premise of stopping the operation, which improves the work efficiency; the rotary motor 1, the rotary motor 2, and the motor hydraulic cylinder together form a class
  • the human wrist joint makes the operation of the bolting rig more flexible and adapts to the complex working environment in the well.
  • the feed hydraulic cylinder, swing hydraulic cylinder, pitch hydraulic cylinder, anchor support pitch hydraulic cylinder, baffle leveling hydraulic cylinder, baffle pitch hydraulic cylinder, and baffle advance and retreat hydraulic cylinders all adopt servo hydraulic cylinders, which can be realized Negative feedback control.
  • the first and second rotary motors use rotary encoders to control the rotation angle, which can make the control more precise.
  • the front part of the second baffle plate has an arc-shaped mesh shape, which on the one hand can better fit the shape of the top of the roadway, and on the other hand, it can allow the anchor rod to penetrate into the roof and side of the roadway through the second baffle plate.
  • the pitching of the baffle 1 and the leveling movement of the baffle 2 operate synchronously, which can increase work efficiency.
  • the operating range of the base is 0-2000 mm
  • the swing range of the swing member is minus 35 degrees to 35 degrees
  • the pitch range of the cutting head is minus 15 degrees to 35 degrees
  • the baffle The movement range of the skateboard is 0-2000 mm
  • the pitch range of the first baffle is 10 degrees to 80 degrees
  • the adjustment range between the second baffle and the first baffle is 120 degrees to 180 degrees.
  • the present invention also provides a method for using the above system, which specifically includes the following steps:
  • step (c) While step (b) is in progress, the feed slider of the anchor branch is pushed forward by a rack and pinion for a specified distance.
  • the pitch hydraulic cylinder of the anchor branch extends to the set distance, and the feedback controls it to stop extending, so that The pitch slide rail swings to a specified angle, the rotary motor 1, the rotary motor 2, and the hydraulic cylinder of the motor work together to make the posture of the bolting machine reach the specified posture, and the bolting machine will move the bolt to the anchor net.
  • the invention has a simple structure, the cutting part can carry out feed movement, and can feed more under the premise of stopping operation, and improve the work efficiency; the rotary motor 1, the rotary motor 2, and the motor hydraulic cylinder together form a human-like wrist joint, so that The bolting rig is more flexible in operation and more adaptable to the complex working environment in the well.
  • the setting of the guard plate structure solves the problem of mismatching of the excavation, support and anchor time in the existing roadway excavation process, and greatly improves the excavation efficiency.
  • Figure 1 is a schematic diagram of the structure of the present invention
  • Figure 2 is a schematic diagram of the structure of the cutting part of the present invention.
  • FIG. 3 is a schematic diagram of the structure of the anchor branch of the present invention.
  • FIG. 4 is a schematic diagram of the structure of the baffle in the present invention.
  • Fig. 5 is a schematic diagram of the structure of the human-like wrist joint of Fig. 3 connecting the bolt drill and the pitch slider.
  • this embodiment provides an integrated tunneling and anchoring machine system for rapid underground excavation.
  • It includes a longitudinal-axis tunneling machine body 1, which is provided with a feedable cutting part for cutting a section surface 2, and a machine capable of flexibly moving and working at multiple angles for anchoring on the cutting section surface
  • the anchor portion 3 of the rod, and the baffle 4 used for temporary support and protection of the anchor portion.
  • the cutting portion 2 includes a cutting portion bottom plate 2.1 welded to the longitudinal axis type tunneling machine body 1, and a cylindrical slide rail 2.8 is provided on the cutting portion bottom plate 2.1, and the cylindrical slide rail 2.8 corresponds to
  • a sliding block 2.5 is provided, the sliding block 2.5 is connected to a base 2.4, a feed hydraulic cylinder 2.6 is connected between the base 2.4 and the cutting part bottom plate 2.1, and the base operating range is 0 to 2000 mm, Its function is to cut a deeper section without moving the car body after cutting a section to improve cutting efficiency.
  • the base 2.4 is hingedly provided with a swinging member 2.3 that can swing left and right.
  • the swinging member 2.3 Driven by a swing hydraulic cylinder 2.7 connected to the base 2.4, the swinging member 2.3 is hingedly provided with a cutting head 2.2 that can be pitched up and down, and the cutting head 2.2 is driven by a pitching hydraulic cylinder 2.9 connected to the swinging member 2.3 to swing
  • the swing range of the piece 2.3 is minus 35 degrees to 35 degrees
  • the cutting head 2.2 and the swing piece 2.3 are connected by a pair of pins
  • the pitch range of the cutting head 2.2 is minus 15 degrees to 35 degrees.
  • the anchor support portion 3 includes an anchor support portion bottom plate 3.1 welded on both sides of the longitudinal-axis tunneling machine body 1, and the anchor support portion bottom plate 3.1 is connected with a feed slider 3.2 through a slide rail, and the feed slider 3.2 passes through gear teeth.
  • the bar connection provides power to push the feed slider to move forward and back in the direction of the slide rail.
  • the feed slider 3.2 is hingedly provided with a pitch slide 3.3 that can be tilted up and down, and the pitch slide 3.3 is correspondingly provided with a pitch slide 3.4.
  • the pitch slider 3.4 is powered by a rack and pinion to drive the pitch slider to move forward and retreat in the direction of the pitch slide.
  • the pitch slide 3.3 is driven by the anchor support pitch hydraulic cylinder 3.10 installed on the feed slider 3.2.
  • the second slewing motor 3.9 is provided on the tilting slider 3.4, the second 3.9 slewing motor is articulated with a slewing motor 3.7, and the second slewing motor 3.9 is provided with a motor hydraulic cylinder 3.8 that drives the slewing motor 3.7 up and down.
  • the slewing motor 3.7 is connected to the roof bolter 3.6 through the bolter slider 3.5, the slewing motor 3.7, the slewing motor two 3.9, and the motor hydraulic cylinder 3.8 together form a human-like wrist joint, which makes the roof bolter operation more flexible and more flexible. It can adapt to the complex working environment underground.
  • the first rotary motor and the second rotary motor are respectively connected to the bolter slider and the pitch slider.
  • the bolter can slide relative to the bolter slider through a rack and pinion.
  • the rotary motor 1. 3.7 Rotary motor 2. 3.9
  • the rotary encoder is used to control the rotation angle, and the precise control of the anchor drill's pose is realized through the feedback control of the rotary encoder and the motor hydraulic cylinder servo system;
  • the baffle 4 includes a baffle bottom plate 4.1 welded on the rear side of the longitudinal-axis tunneling machine body 1, and a baffle slide plate 4.2 is slidably provided on the baffle bottom plate 4.1 through a baffle slide rail 4.7.
  • 4.2 Adopting the baffle advancing and retreating hydraulic cylinder 4.8 installed on the baffle bottom plate 4.1 to drive sliding, the baffle sliding plate 4.2 is hingedly provided with a baffle 4.3 that can be tilted up and down, and the baffle 4.3 is installed on the The baffle plate pitching hydraulic cylinder 4.6 on the baffle slide plate 4.2 is driven.
  • the baffle plate 4.3 is hingedly provided with a baffle plate 4.4 for installing the anchor net and temporary support.
  • the baffle plate 4.4 is installed
  • the baffle plate leveling hydraulic cylinder 4.5 on the baffle 4.3 drives the leveling
  • the movement range of the baffle slide plate 4.2 is 0-2000 mm
  • the pitch range of the baffle 4.3 is 10 degrees to 80 degrees
  • the adjustment range between the second baffle 4.4 and the first baffle 4.3 is 120 degrees to 180 degrees
  • the front part of the second baffle 4.4 is arc-shaped mesh, which can better fit the shape of the top of the roadway on the one hand.
  • the anchor rod can be driven into the roof and side of the roadway through the second baffle plate.
  • the pitching of the baffle one 4.3 and the leveling movement of the baffle two 4.4 operate synchronously, which can increase the work efficiency.
  • This embodiment also provides a method for using the above system, which specifically includes the following steps:
  • step b While step b is being carried out, the feed slider 3.2 of the anchor support 3 is pushed forward by a rack and pinion for a specified distance, and the anchor support pitching hydraulic cylinder 3.10 extends to the set distance, and feedback controls it to stop elongation and pitch
  • the slide rail 3.3 swings to the specified angle, the rotary motor 1 3.7, the rotary motor 2 3.9, and the motor hydraulic cylinder 3.8 all act together to make the posture of the bolter 3.6 reach the specified posture, and the bolter 3.6 performs the action of bolting. Support the anchor net to the roof of the roadway;
  • the feed hydraulic cylinder 2.6 extends a certain distance to carry out the next S-shaped cutting section, and at the same time, the rotary motor 2 of the anchor branch 3 swings a certain angle counterclockwise. , Lay an anchor rod;
  • the baffle slide 4.2 moves back, the baffle slide 4.2 exits the temporary support, and the feed slide 3.2 moves forward to carry out the anchor support of the next section;

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  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)

Abstract

L'invention concerne un système de machine intégrée de creusement de tunnels, de support et d'ancrage, capable de mettre en œuvre un creusement souterrain rapide et son procédé d'utilisation. Le système de machine intégrée comprend une carrosserie de machine de creusement de tunnels de type à axe longitudinal (1), la carrosserie de machine de creusement de tunnels de type à axe longitudinal (1) étant pourvue d'une partie d'abattage (2) pouvant être alimentée et étant utilisée pour une section en tranchée, une partie d'ancrage (3) capable de se déplacer de manière flexible, de travailler sous des angles multiples et d'entraîner une tige d'ancrage sur la section en tranchée, et un panneau de bloc (4) pour supporter et protéger provisoirement la partie d'ancrage (3).
PCT/CN2020/084215 2019-10-23 2020-04-10 Système de machine intégrée de creusement de tunnels, de support et d'ancrage, capable de mettre en œuvre un creusement souterrain rapide et son procédé d'utilisation WO2021077692A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA3103123A CA3103123C (fr) 2019-10-23 2020-04-10 Systeme mecanique integre d`excavation, de support et d`ancrage pour excavation rapide de fond de puits et son procede d`utilisation
AU2020264331A AU2020264331B2 (en) 2019-10-23 2020-04-10 Excavating, supporting and anchoring integrated machine system for downhole rapid excavating and use method thereof
RU2020137364A RU2748265C1 (ru) 2019-10-23 2020-04-10 Роющая, поддерживающая и анкерующая комплексная машинная система для быстрого рытья скважины и способ ее применения

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201911011408.8 2019-10-23
CN201911011408.8A CN110671107B (zh) 2019-10-23 2019-10-23 一种井下快速掘进的掘支锚一体机系统及其使用方法

Publications (1)

Publication Number Publication Date
WO2021077692A1 true WO2021077692A1 (fr) 2021-04-29

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PCT/CN2020/084215 WO2021077692A1 (fr) 2019-10-23 2020-04-10 Système de machine intégrée de creusement de tunnels, de support et d'ancrage, capable de mettre en œuvre un creusement souterrain rapide et son procédé d'utilisation

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CN (1) CN110671107B (fr)
AU (1) AU2020264331B2 (fr)
CA (1) CA3103123C (fr)
RU (1) RU2748265C1 (fr)
WO (1) WO2021077692A1 (fr)

Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN113123787A (zh) * 2021-05-25 2021-07-16 天地科技股份有限公司 巷道快速掘进系统
CN113187474A (zh) * 2021-05-25 2021-07-30 天地科技股份有限公司 高收缩比掘采系统
CN113216953A (zh) * 2021-05-25 2021-08-06 天地科技股份有限公司 运输巷道快速掘进方法

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CN110671107B (zh) * 2019-10-23 2020-11-24 中国矿业大学 一种井下快速掘进的掘支锚一体机系统及其使用方法
CN111608705A (zh) * 2020-06-01 2020-09-01 安徽理工大学 一种综掘工作面迈步式锚支护机器人
CN113202466A (zh) * 2021-06-09 2021-08-03 中国煤炭科工集团太原研究院有限公司 四臂掘锚一体机
CN114086978B (zh) * 2021-11-13 2023-10-31 中国煤炭科工集团太原研究院有限公司 一种新型煤矿用修形机以及拱形断面成形方法
CN114046153B (zh) * 2021-11-25 2024-10-01 徐州永佳液压设备有限公司 一种采石用液压掘进装置及其使用方法

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Publication number Priority date Publication date Assignee Title
CN113123787A (zh) * 2021-05-25 2021-07-16 天地科技股份有限公司 巷道快速掘进系统
CN113187474A (zh) * 2021-05-25 2021-07-30 天地科技股份有限公司 高收缩比掘采系统
CN113216953A (zh) * 2021-05-25 2021-08-06 天地科技股份有限公司 运输巷道快速掘进方法
CN113187474B (zh) * 2021-05-25 2023-07-21 天地科技股份有限公司 高收缩比掘采系统
CN113216953B (zh) * 2021-05-25 2023-11-17 天地科技股份有限公司 运输巷道快速掘进方法
CN113123787B (zh) * 2021-05-25 2023-11-21 天地科技股份有限公司 巷道快速掘进系统

Also Published As

Publication number Publication date
CA3103123C (fr) 2021-05-11
CA3103123A1 (fr) 2021-03-03
CN110671107A (zh) 2020-01-10
RU2748265C1 (ru) 2021-05-21
AU2020264331A1 (en) 2021-05-13
AU2020264331B2 (en) 2022-04-28
CN110671107B (zh) 2020-11-24

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