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CN110130964A - Temporary support device and construction method for excavation work face - Google Patents

Temporary support device and construction method for excavation work face Download PDF

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Publication number
CN110130964A
CN110130964A CN201910508535.2A CN201910508535A CN110130964A CN 110130964 A CN110130964 A CN 110130964A CN 201910508535 A CN201910508535 A CN 201910508535A CN 110130964 A CN110130964 A CN 110130964A
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China
Prior art keywords
temporary support
level
hydraulic device
group
support group
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Pending
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CN201910508535.2A
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Chinese (zh)
Inventor
程富明
鲁忠良
王臻
曹秀龙
宋雷
郭顺亮
韩晓明
赵文勇
杜江涛
李从盼
沈祥
郭帅
毛洪匈
周彦
樊新亭
郭利如
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Huozhou Coal And Electricity Group Hejin Tenghui Coal Industry Co Ltd
Henan University of Technology
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Huozhou Coal And Electricity Group Hejin Tenghui Coal Industry Co Ltd
Henan University of Technology
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Application filed by Huozhou Coal And Electricity Group Hejin Tenghui Coal Industry Co Ltd, Henan University of Technology filed Critical Huozhou Coal And Electricity Group Hejin Tenghui Coal Industry Co Ltd
Priority to CN201910508535.2A priority Critical patent/CN110130964A/en
Publication of CN110130964A publication Critical patent/CN110130964A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00Provisional protective covers for working space
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0004Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor along the working face
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/16Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices
    • E21D23/18Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices of advancing mechanisms
    • E21D23/22Hydraulic or pneumatic features, e.g. circuits, arrangement or adaptation of valves, setting or retracting devices of advancing mechanisms incorporated in mine caps

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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)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)

Abstract

本发明公开了一种掘进工作面临时支护装置及施工方法,包括临时支护顶架结构、水平液压装置和垂直液压装置;临时支护顶架结构包括沿掘进方向层叠排布的多级临时支护组;每级临时支护组均包括前纵梁和后纵梁,垂直液压装置对应设于前纵梁和后纵梁的下方,并相应的控制其沿竖向升降;水平液压装置带动相应的各级临时支护组沿掘进方向伸缩。该掘进工作面临时支护装置,通过临时支护顶架结构以及水平液压装置和垂直液压装置的设置,有效的增加了掘进工作面,临时支护顶架结构构造简单,且操作方便,生产成本低,适合在实际的煤矿井下推广使用;多级临时支护组的设置,增大了掘进工作面的空间,能够多个工序平行作业,进而提高工作效率。

The invention discloses a temporary support device for an excavation work face and a construction method, comprising a temporary support top frame structure, a horizontal hydraulic device and a vertical hydraulic device; the temporary support top frame structure includes multi-level temporary Support group; each level of temporary support group includes the front longitudinal beam and the rear longitudinal beam. The corresponding temporary support groups at all levels expand and contract along the direction of excavation. The temporary support device for the excavation work, through the temporary support top frame structure and the setting of the horizontal hydraulic device and the vertical hydraulic device, effectively increases the excavation work face, the temporary support top frame structure is simple, and the operation is convenient, and the production cost is low. Low, suitable for popularization and use in actual coal mines; the setting of multi-level temporary support groups increases the space of the excavation working face, and can work in parallel in multiple processes, thereby improving work efficiency.

Description

一种掘进工作面临时支护装置及施工方法Temporary support device and construction method for excavation work face

技术领域technical field

本发明属于煤矿井下综掘面临时支护的技术领域,特别涉及一种掘进工作面临时支护装置及施工方法。The invention belongs to the technical field of temporary support for an underground fully mechanized excavation face in coal mines, and in particular relates to a temporary support device and a construction method for an excavation working face.

背景技术Background technique

众所周知,随着对煤炭需求的增加,开采深度有增无减,使地质环境恶劣化。随着地应力的增大,煤矿综掘机掘进工程进行中顶板事故频发,要想顺利开采地下资源,避免顶板支护的危险与灾害,工作人员要有矿井生产安全为天的观念。煤矿井下为了适应生产的需求以及各项工作的顺利进行,需要经常布置掘进工作面,如今的临时支护装置支护有限,许多工序不能平行作业,其效率大多还不够高,影响了掘进速度,由于掘进工作面空间的有限,装岩,支护作业难以高效进行。为了在确保掘进作业人员的人身安全,避免空顶作业,增大掘进工作面空间使更多的工序平行作业等问题,急需一种能够提供快速的临时支护,增加工作空间使更多的工序平行作业,提高安全水平,增加掘进速度,又不影响锚杆支护作业的新型临时支护架,从而同时提高巷道掘进顶板安全管理水平,有效增加掘进工作面工作空间,为作业人员创造良好的作业环境,进而提高工作效率;急需一种具有安全稳定、快速高效的,并可以解决巷道掘进中传统简易支护的支护强度低、面积小、效率低、时效性和安全性差等问题的临时支架,使多台打锚杆的钻机平行作业。As we all know, as the demand for coal increases, the depth of mining increases unabated, making the geological environment worse. With the increase of ground stress, roof accidents occur frequently in coal mine mechanized excavator excavation projects. In order to successfully mine underground resources and avoid the danger and disaster of roof support, the staff must have the concept of mine production safety. In order to meet the needs of production and the smooth progress of various tasks in coal mines, it is necessary to frequently arrange excavation working faces. Today's temporary support devices have limited support, and many processes cannot be operated in parallel. Most of their efficiency is not high enough, which affects the excavation speed. Due to the limited space of the excavation face, it is difficult to carry out rock loading and support operations efficiently. In order to ensure the personal safety of excavation operators, avoid empty top operations, increase the space of excavation working face so that more processes can be operated in parallel, there is an urgent need for a fast temporary support that can increase the working space and enable more processes. Parallel operation, improve the safety level, increase the excavation speed, and do not affect the new temporary support frame of the bolt support operation, so as to improve the safety management level of the roadway excavation roof at the same time, effectively increase the working space of the excavation working face, and create a good environment for the operators working environment, and then improve work efficiency; there is an urgent need for a temporary support that is safe, stable, fast and efficient, and can solve the problems of low support strength, small area, low efficiency, poor timeliness and safety in traditional simple support in roadway excavation. The bracket enables multiple bolting rigs to work in parallel.

中国发明专利“一种用于综掘的自移动超前临时支护液压支架”(专利号:CN201510138169.8)公开了一种用于综掘的自移动超前临时支护液压支架,包括超前支护支架和过渡支架;所述超前支护支架,具有两节伸缩梁和悬臂梁,可实现超前支护;所述过渡支架连接于超前支护支架之后,可升起和下降,推动超前支架向前移动,实现支架组的自移动;该液压支架自动化和机械化程度较高,可以实现自移动自调节,循环进行综掘超前支护;所述支架组的运行由液压系统控制,通过系统设置,实现支架组的自动化和机械化,提高掘进期间的安全性、可靠性和掘进速度。Chinese invention patent "a self-moving advance temporary support hydraulic support for fully mechanized excavation" (patent number: CN201510138169.8) discloses a self-moving advance temporary support hydraulic support for fully mechanized excavation, including advance support Bracket and transition bracket; the advanced support bracket has two telescopic beams and a cantilever beam, which can realize advanced support; the transition bracket is connected behind the advanced support bracket, can be raised and lowered, and pushes the advanced bracket forward Move to realize the self-movement of the support group; the hydraulic support has a high degree of automation and mechanization, which can realize self-moving and self-adjustment, and carry out comprehensive excavation advance support in a cycle; the operation of the support group is controlled by the hydraulic system, and through the system setting, realize Automation and mechanization of support groups to increase safety, reliability and speed of excavation during excavation.

中国发明专利“快速掘进超前支架”(专利号:CN201410475830.X)公开了一种快速掘进超前支架,解决了现有掘进工作面超前支护的安全问题,其包括内侧支架组和外侧支架组,内、外侧支架组分别包括左右两个支架,内侧支架组的左右两支架设置于外侧支架组的左右两支架的内侧,内、外侧支架组的横梁、纵梁交替布置,内侧支架组的纵梁前端有挑梁,内外两组支架组的左右底座及横梁上分别布置有推拉油缸,横梁顶部与本组支架组纵梁底部之间有高度差,横梁顶部对应另一组支架组纵梁底部的位置处设置托辊。本发明易及时实现全断面主动支撑顶板,有利于矿井的顶板安全管理。The Chinese invention patent "Rapid Excavation Advance Support" (Patent No.: CN201410475830.X) discloses a rapid excavation advance support, which solves the safety problem of the existing advance support in the excavation working face, which includes an inner support group and an outer support group. The inner and outer bracket groups include two left and right brackets respectively. The left and right brackets of the inner bracket group are arranged on the inside of the left and right brackets of the outer bracket group. The crossbeams and longitudinal beams of the inner and outer bracket groups are alternately arranged. There is a cantilever beam at the front end, push-pull cylinders are arranged on the left and right bases and beams of the two sets of brackets. There is a height difference between the top of the beam and the bottom of the longitudinal beam of this set of brackets. Rollers are set at the position. The invention can easily realize the full-section actively supporting the roof in time, and is beneficial to the safety management of the roof of the mine.

以上两个支架结构虽然都可以实现支架的自移动,循环进行综掘超前想支护,但该设备在铺网时仍然需要依靠工人踩在扶梯上,手托锚网进行铺设,占用人员多,辅助作业时间长,操作工人的作业安全性差,掘进效率低。Although the above two support structures can realize the self-movement of the support and carry out circular comprehensive excavation and advanced support, the equipment still needs to be laid by workers stepping on the escalator and holding the anchor net by hand when laying the net, which takes up a lot of people. The auxiliary operation time is long, the operating safety of the operator is poor, and the tunneling efficiency is low.

发明内容Contents of the invention

本发明的目的是针对上述现有技术的不足,提供一种掘进工作面临时支护装置及施工方法,利用临时支护增加掘进工作面积,提高掘进速度,同时又不影响锚杆支护作业。The object of the present invention is to address the deficiencies of the prior art above, to provide a temporary support device and construction method for excavation work, which uses temporary support to increase the excavation work area and increase the excavation speed without affecting the bolt support operation.

为解决以上技术问题,本发明采用的技术方案是:For solving above technical problem, the technical scheme that the present invention adopts is:

一种掘进工作面临时支护装置,包括临时支护顶架结构、水平液压装置和垂直液压装置;定义待掘进的方向为前;A temporary support device for an excavation work face, including a temporary support top frame structure, a horizontal hydraulic device and a vertical hydraulic device; the direction to be excavated is defined as the front;

所述临时支护顶架结构包括沿掘进方向层叠排布的多级临时支护组;The temporary support top frame structure includes multi-stage temporary support groups arranged in layers along the excavation direction;

每级临时支护组均包括前后对应平行设置的前纵梁和后纵梁,且前纵梁和后纵梁的上方间隔设有若干根横梁,横梁的首端部与前纵梁铰接,横梁的末端部与后纵梁铰接;垂直液压装置对应设于前纵梁和后纵梁的下方,并相应的控制其沿竖向升降;Each level of temporary support group includes front and rear longitudinal beams and rear longitudinal beams correspondingly arranged in parallel, and several beams are arranged at intervals above the front and rear longitudinal beams. The end part of the tailgate is hinged with the rear longitudinal beam; the vertical hydraulic device is correspondingly arranged under the front longitudinal beam and the rear longitudinal beam, and correspondingly controls its vertical lifting;

各级临时支护组的前纵梁均位于同一侧,且由后至前间隔布置,相邻前纵梁由水平液压装置连接;而各级临时支护组的后纵梁均也位于同一侧,且由后至前间隔布置,相邻后纵梁也由水平液压装置连接;The front longitudinal beams of temporary support groups at all levels are located on the same side, and are arranged at intervals from rear to front, and adjacent front longitudinal beams are connected by horizontal hydraulic devices; and the rear longitudinal beams of temporary support groups at all levels are also located on the same side , and arranged at intervals from rear to front, adjacent rear longitudinal beams are also connected by horizontal hydraulic devices;

水平液压装置带动相应的各级临时支护组沿掘进方向伸缩。The horizontal hydraulic device drives the corresponding temporary support groups at all levels to expand and contract along the excavation direction.

所述多级临时支护组设为三级,沿掘进方向由前至后依次设为三级临时支护组、二级临时支护组和一级临时支护组;The multi-level temporary support group is set as three levels, and the three-level temporary support group, the second-level temporary support group and the first-level temporary support group are sequentially set from front to back along the tunneling direction;

所述水平液压装置包括第一水平液压装置和第二水平液压装置,而第一水平液压装置设于一级临时支护组和二临时支护组之间,第二水平液压装置设于二级临时支护组和三临时支护组之间。The horizontal hydraulic device includes a first horizontal hydraulic device and a second horizontal hydraulic device, and the first horizontal hydraulic device is arranged between the first level temporary support group and the second temporary support group, and the second horizontal hydraulic device is arranged at the second level Between the temporary support group and the three temporary support groups.

所述垂直液压装置的下方还连接设支撑座。The bottom of the vertical hydraulic device is also connected with a supporting seat.

该掘进工作面临时支护装置的施工方法,具体步骤如下:This excavation work is faced with the construction method of temporary support device, and concrete steps are as follows:

1)在掘进工作面将该临时支护装置安放到位,并与掘进机通过液压管控制连接;1) Put the temporary support device in place on the excavation face, and control and connect with the excavator through hydraulic pipes;

2)调整二级临时支护组和三级临时支护组相对应的垂直液压装置,使其上升脱离地面,随后向下微调一级临时支护组对应的垂直液压装置,使二级临时支护组和三级临时支护组相对应的横梁下降脱离顶部巷道;2) Adjust the vertical hydraulic devices corresponding to the second-level temporary support group and the third-level temporary support group to make them rise off the ground, and then fine-tune the vertical hydraulic device corresponding to the first-level temporary support group downwards to make the second-level temporary support group The corresponding beams of the supporting group and the third-level temporary supporting group are lowered and separated from the top roadway;

3)调整一级临时支护组和二级临时支护组间的相应水平液压装置,使其向前推进;随后向上升起二级临时支护组的横梁,使其支撑于巷道顶板,并向下调整相应的垂直液压装置支撑于巷道底板;3) Adjust the corresponding horizontal hydraulic device between the first-level temporary support group and the second-level temporary support group to push it forward; then raise the beam of the second-level temporary support group to support it on the roadway roof, and Adjust the corresponding vertical hydraulic device downward to support the roadway floor;

4)调整二级临时支护组和三级临时支护组间的相应水平液压装置,使其向前推进;随后向上升起三级临时支护组的横梁,使其支撑于巷道顶板,并向下调整相应的垂直液压装置支撑于巷道底板,此时临时支护顶架结构完全展开;4) Adjust the corresponding horizontal hydraulic device between the second-level temporary support group and the third-level temporary support group to push it forward; then raise the beam of the third-level temporary support group to support it on the roof of the roadway, and Adjust the corresponding vertical hydraulic device downwards to support the roadway floor, and the temporary support roof structure is fully deployed at this time;

5)掘进机开始掘进作业,掘进完成后掘进机退出巷道,锚杆支护人员通过临时支护顶架结构的缝隙向巷道顶部打锚杆,进行固定永久支护;支护完成后,进入下一个工左循环,重复以上步骤即可。5) The roadheader starts the tunneling operation. After the tunneling is completed, the roadheader exits the roadway, and the bolt support personnel drive the bolt to the top of the roadway through the gap of the temporary support top frame structure to fix the permanent support; after the support is completed, enter the lower For a working left cycle, repeat the above steps.

本发明的有益效果是:The beneficial effects of the present invention are:

(1)该掘进工作面临时支护装置,通过临时支护顶架结构以及水平液压装置和垂直液压装置的设置,有效的增加了掘进工作面,临时支护顶架结构构造简单,且操作方便,生产成本低,适合在实际的煤矿井下推广使用;(1) The temporary support device for the excavation work face effectively increases the excavation work surface through the provision of the temporary support top frame structure and the horizontal hydraulic device and the vertical hydraulic device. The structure of the temporary support top frame is simple and easy to operate , low production cost, suitable for popularization and use in actual coal mines;

(2)多级临时支护组的设置,增大了掘进工作面的空间,能够多个工序平行作业,在增加掘进速度,提高安全性的同时,也不影响锚杆支护作业,为作业人员创造了良好的作业环境,进而提高工作效率。(2) The setting of multi-level temporary support groups increases the space of the excavation working face and allows multiple processes to work in parallel. While increasing the excavation speed and improving safety, it does not affect the bolt support operation. Personnel create a good working environment, thereby improving work efficiency.

附图说明Description of drawings

图1是本发明的整体装配图;Fig. 1 is the overall assembly drawing of the present invention;

图2是临时支护顶架结构的初始状态图;Fig. 2 is the initial state figure of temporary support top frame structure;

图3是临时支护顶架结构的工作状态图;Fig. 3 is the working state figure of temporary support top frame structure;

图4是每级临时支护组的结构示意图。Fig. 4 is a structural schematic diagram of each level of temporary support group.

具体实施方式Detailed ways

以下由特定的具体实施例说明本发明的实施方式,熟悉此技术的人士可由本说明书所揭露的内容轻易地了解本发明的其他优点及功效。The implementation of the present invention will be illustrated by specific specific examples below, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

本发明提供了一种掘进工作面临时支护装置及施工方法,如图1至图4所示。The invention provides a temporary support device and construction method for a tunneling face, as shown in Fig. 1 to Fig. 4 .

该掘进工作面临时支护装置,包括临时支护顶架结构1、水平液压装置2和垂直液压装置3;所述临时支护顶架结构1包括沿掘进方向层叠排布的多级临时支护组。The excavation work faces a temporary support device, including a temporary support top frame structure 1, a horizontal hydraulic device 2 and a vertical hydraulic device 3; Group.

每级临时支护组均包括前后对应平行设置的前纵梁11和后纵梁12,如图4所示,且前纵梁11和后纵梁12的上方间隔设有若干根横梁13,横梁13的首端部与前纵梁11铰接,横梁13的末端部与后纵梁12铰接;垂直液压装置3对应设于前纵梁11和后纵梁12的下方,并相应的控制其沿竖向升降。为了提高支撑稳定性,所述垂直液压装置3的下方还连接设支撑座31。Every level of temporary support group all comprises the front longitudinal beam 11 and the rear longitudinal beam 12 that front and rear correspondences are arranged in parallel, as shown in Figure 4, and the top of front longitudinal beam 11 and rear longitudinal beam 12 is provided with several crossbeams 13 at intervals, crossbeam 13 is hinged with the front longitudinal beam 11, and the end of the cross beam 13 is hinged with the rear longitudinal beam 12; the vertical hydraulic device 3 is correspondingly arranged under the front longitudinal beam 11 and the rear longitudinal beam 12, and correspondingly controls its vertical up and down. In order to improve the support stability, a support base 31 is connected to the bottom of the vertical hydraulic device 3 .

各级临时支护组的前纵梁11均位于同一侧,且由后至前间隔布置,相邻前纵梁11由水平液压装置连接;而各级临时支护组的后纵梁均12也位于同一侧,且由后至前间隔布置,相邻后纵梁12也由水平液压装置连接;水平液压装置2带动相应的临时支护组沿掘进方向伸缩。The front longitudinal beams 11 of the temporary support groups at all levels are located on the same side, and are arranged at intervals from the rear to the front, and the adjacent front longitudinal beams 11 are connected by horizontal hydraulic devices; the rear longitudinal beams 12 of the temporary support groups at all levels are also Located on the same side and arranged at intervals from back to front, the adjacent rear longitudinal beams 12 are also connected by a horizontal hydraulic device; the horizontal hydraulic device 2 drives the corresponding temporary support group to expand and contract along the excavation direction.

本实施例中,多级临时支护组设为三级,沿掘进方向由后至前依次设为一级临时支护组5、二级临时支护组6和三级临时支护组7。所述水平液压装置包括第一水平液压装置21和第二水平液压装置22,而第一水平液压装置21设于一级临时支护组5和二临时支护组6之间,第二水平液压装置22设于二级临时支护组6和三临时支护组7之间。In this embodiment, the multi-level temporary support group is set as three levels, and the first-level temporary support group 5, the second-level temporary support group 6 and the third-level temporary support group 7 are sequentially set from back to front along the excavation direction. The horizontal hydraulic device comprises a first horizontal hydraulic device 21 and a second horizontal hydraulic device 22, and the first horizontal hydraulic device 21 is arranged between the first-level temporary support group 5 and the second temporary support group 6, and the second horizontal hydraulic device The device 22 is arranged between the second temporary support group 6 and the third temporary support group 7 .

优选的,为了提高防护效果,所述临时支护顶架结构1的前端部还可铰接设置前探梁4,且前探梁4的下方还连接设有伸缩液压柱41,伸缩液压柱41的另一端与临时支护顶架结构1的前端部铰接;前探梁4在伸缩液压柱41作用下其伸展角度可调;前探梁4角度可调,一方面可以在爆破时,防止破碎煤岩直接冲击垂直液压装置3,对垂直液压装置3起到保护作用,另一方面也增加了有效的工作空间,提高了掘进效率。Preferably, in order to improve the protection effect, the front end of the temporary support roof structure 1 can also be hingedly provided with a front probe beam 4, and a telescopic hydraulic column 41 is also connected to the bottom of the front probe beam 4, and the telescopic hydraulic column 41 The other end is hinged with the front end of the temporary support roof structure 1; the extension angle of the front probe beam 4 is adjustable under the action of the telescopic hydraulic column 41; the angle of the front probe beam 4 is adjustable, on the one hand, it can prevent coal from being broken The rock directly impacts the vertical hydraulic device 3, which protects the vertical hydraulic device 3. On the other hand, it also increases the effective working space and improves the tunneling efficiency.

为了提高防护效果,所述临时支护顶架结构1上方还设有临时支护网9,提高安全性。In order to improve the protection effect, a temporary support net 9 is also provided above the temporary support top frame structure 1 to improve safety.

该掘进工作面临时支护装置的施工方法,具体步骤如下:This excavation work is faced with the construction method of temporary support device, and concrete steps are as follows:

1)在掘进工作面将该临时支护装置安放到位,使临时支护装置的两侧紧贴掘进工作面的巷道两侧;临时支护装置与掘进机8通过液压管控制连接,掘进机8通过液压管控制相应的垂直液压装置3和水平液压装置2运动。1) Put the temporary support device in place on the excavation face, so that both sides of the temporary support device are close to both sides of the roadway of the excavation face; The movement of the corresponding vertical hydraulic device 3 and horizontal hydraulic device 2 is controlled by hydraulic pipes.

2)控制伸缩液压柱41,调整前探梁4的伸展角度,使前探梁4向下。2) Control the telescopic hydraulic column 41, adjust the extension angle of the front probe beam 4, and make the front probe beam 4 downward.

3)调整二级临时支护组6和三级临时支护组7相对应的垂直液压装置3,使其上升脱离地面,随后向下微调一级临时支护组5对应的垂直液压装置3,使二级临时支护组6和三级临时支护组7相对应的横梁下降脱离顶部巷道,如图2所示。3) Adjust the vertical hydraulic device 3 corresponding to the second-level temporary support group 6 and the third-level temporary support group 7 to make it rise off the ground, and then fine-tune the vertical hydraulic device 3 corresponding to the first-level temporary support group 5 downwards, The beams corresponding to the second-level temporary support group 6 and the third-level temporary support group 7 are lowered away from the top roadway, as shown in FIG. 2 .

4)调整一级临时支护组5和二级临时支护组6间的第一水平液压装置2,使其向前推进;随后向上升起一级临时支护组5和二级临时支护组6的横梁13,使其支撑于巷道顶板,并使相应的垂直液压装置3支撑于巷道底板。4) Adjust the first horizontal hydraulic device 2 between the first-level temporary support group 5 and the second-level temporary support group 6 to push it forward; then raise the first-level temporary support group 5 and the second-level temporary support group upwards The beams 13 of group 6 are supported on the roadway roof, and the corresponding vertical hydraulic device 3 is supported on the roadway floor.

5)调整二级临时支护组6和三级临时支护组7间的第二水平液压装置2,使其向前推进;随后向上升起三级临时支护组7的横梁13,使其支撑于巷道顶板,并使相应的垂直液压装置3支撑于巷道底板,此时临时支护顶架结构完全展开,如图3所示。5) Adjust the second horizontal hydraulic device 2 between the second-level temporary support group 6 and the third-level temporary support group 7 to push forward; then raise the beam 13 of the third-level temporary support group 7 to make it It is supported on the roof of the roadway, and the corresponding vertical hydraulic device 3 is supported on the bottom plate of the roadway. At this time, the temporary support roof structure is fully expanded, as shown in Figure 3.

6)掘进机开始掘进作业,掘进完成后掘进机8退出巷道,锚杆支护人员通过临时支护顶架结构的缝隙向巷道顶部打锚杆,进行固定永久支护;支护完成后,进入下一个工作循环,重复以上步骤即可。6) The roadheader starts the tunneling operation. After the tunneling is completed, the roadheader 8 exits the roadway, and the bolt support personnel drive the bolt to the top of the roadway through the gap of the temporary support top frame structure to fix the permanent support; after the support is completed, enter For the next working cycle, repeat the above steps.

本专利中使用了“第一”、“第二”等词语来限定零部件的话,本领域技术人员应该知晓:“第一”、“第二”的使用仅仅是为了便于描述本发明和简化描述,上述词语并没有特殊的含义。If words such as "first" and "second" are used in this patent to define components, those skilled in the art should know that the use of "first" and "second" is only for the convenience of describing the present invention and simplifying the description , the above words have no special meaning.

以上显示和描述了本发明的基本原理、主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下本发明还会有各种变化和改进,这些变化和改进都落入要求保护的发明范围内。本发明要求保护范围由所附的权利要求书及等同物界定。The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments, and that described in the above-mentioned embodiments and the description only illustrates the principles of the present invention, and the present invention also has various aspects without departing from the spirit and scope of the present invention. Variations and improvements all fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

在本发明的描述中,需要理解的是,术语“前”、“后”、“左”、“右”、“中心”、等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为便于描述本发明和简化描述,而不是指示或暗指所指的装置或元件必须具有特定的方位、为特定的方位构造和操作,因而不能理解为对本发明保护内容的限制。In the description of the present invention, it should be understood that the orientations or positional relationships indicated by the terms "front", "rear", "left", "right", "center", etc. are based on the orientations or positions shown in the drawings The relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the protection content of the present invention.

Claims (4)

1.一种掘进工作面临时支护装置,其特征在于:包括临时支护顶架结构、水平液压装置和垂直液压装置;定义待掘进的方向为前;1. A temporary support device for an excavation work face, characterized in that: it includes a temporary support top frame structure, a horizontal hydraulic device and a vertical hydraulic device; the direction to be excavated is defined as the front; 所述临时支护顶架结构包括沿掘进方向层叠排布的多级临时支护组;The temporary support top frame structure includes multi-stage temporary support groups arranged in layers along the excavation direction; 每级临时支护组均包括前后对应平行设置的前纵梁和后纵梁,且前纵梁和后纵梁的上方间隔设有若干根横梁,横梁的首端部与前纵梁铰接,横梁的末端部与后纵梁铰接;垂直液压装置对应设于前纵梁和后纵梁的下方,并相应的控制其沿竖向升降;Each level of temporary support group includes front and rear longitudinal beams and rear longitudinal beams correspondingly arranged in parallel, and several beams are arranged at intervals above the front and rear longitudinal beams. The end part of the tailgate is hinged with the rear longitudinal beam; the vertical hydraulic device is correspondingly arranged under the front longitudinal beam and the rear longitudinal beam, and correspondingly controls its vertical lifting; 各级临时支护组的前纵梁均位于同一侧,且由后至前间隔布置,相邻前纵梁由水平液压装置连接;而各级临时支护组的后纵梁均也位于同一侧,且由后至前间隔布置,相邻后纵梁也由水平液压装置连接;The front longitudinal beams of temporary support groups at all levels are located on the same side, and are arranged at intervals from rear to front, and adjacent front longitudinal beams are connected by horizontal hydraulic devices; the rear longitudinal beams of temporary support groups at all levels are also located on the same side , and arranged at intervals from rear to front, adjacent rear longitudinal beams are also connected by horizontal hydraulic devices; 水平液压装置带动相应的各级临时支护组沿掘进方向伸缩。The horizontal hydraulic device drives the corresponding temporary support groups at all levels to expand and contract along the excavation direction. 2.根据权利要求1所述的一种掘进工作面临时支护装置,其特征在于:所述多级临时支护组设为三级,沿掘进方向由前至后依次设为三级临时支护组、二级临时支护组和一级临时支护组;2. A temporary support device for an excavation work face according to claim 1, characterized in that: the multi-stage temporary support group is set to three levels, and the three-level temporary support group is successively set to three levels from front to back along the excavation direction. Support group, second-level temporary support group and first-level temporary support group; 所述水平液压装置包括第一水平液压装置和第二水平液压装置,而第一水平液压装置设于一级临时支护组和二临时支护组之间,第二水平液压装置设于二级临时支护组和三临时支护组之间。The horizontal hydraulic device includes a first horizontal hydraulic device and a second horizontal hydraulic device, and the first horizontal hydraulic device is arranged between the first level temporary support group and the second temporary support group, and the second horizontal hydraulic device is arranged at the second level Between the temporary support group and the three temporary support groups. 3.根据权利要求1所述的一种掘进工作面临时支护装置,其特征在于:所述垂直液压装置的下方还连接设支撑座。3 . The temporary support device for excavation work face according to claim 1 , characterized in that: a support base is connected to the bottom of the vertical hydraulic device. 4 . 4.一种掘进工作面临时支护装置的施工方法,其特征在于,具体步骤如下:4. A construction method for a tunneling work face temporary support device, characterized in that the specific steps are as follows: 1)在掘进工作面将该临时支护装置安放到位,并与掘进机通过液压管控制连接;1) Put the temporary support device in place on the excavation face, and control and connect with the excavator through hydraulic pipes; 2)调整二级临时支护组和三级临时支护组相对应的垂直液压装置,使其上升脱离地面,随后向下微调一级临时支护组对应的垂直液压装置,使二级临时支护组和三级临时支护组相对应的横梁下降脱离顶部巷道;2) Adjust the vertical hydraulic devices corresponding to the second-level temporary support group and the third-level temporary support group to make them rise off the ground, and then fine-tune the vertical hydraulic device corresponding to the first-level temporary support group downwards to make the second-level temporary support group The corresponding beams of the supporting group and the third-level temporary supporting group are lowered and separated from the top roadway; 3)调整一级临时支护组和二级临时支护组间的相应水平液压装置,使其向前推进;随后向上升起二级临时支护组的横梁,使其支撑于巷道顶板,并向下调整相应的垂直液压装置支撑于巷道底板;3) Adjust the corresponding horizontal hydraulic device between the first-level temporary support group and the second-level temporary support group to push it forward; then raise the beam of the second-level temporary support group to support it on the roadway roof, and Adjust the corresponding vertical hydraulic device downward to support the roadway floor; 4)调整二级临时支护组和三级临时支护组间的相应水平液压装置,使其向前推进;随后向上升起三级临时支护组的横梁,使其支撑于巷道顶板,并向下调整相应的垂直液压装置支撑于巷道底板,此时临时支护顶架结构完全展开;4) Adjust the corresponding horizontal hydraulic device between the second-level temporary support group and the third-level temporary support group to push it forward; then raise the beam of the third-level temporary support group to support it on the roof of the roadway, and Adjust the corresponding vertical hydraulic device downwards to support the roadway floor, and the temporary support roof structure is fully deployed at this time; 5)掘进机开始掘进作业,掘进完成后掘进机退出巷道,锚杆支护人员通过临时支护顶架结构的缝隙向巷道顶部打锚杆,进行固定永久支护;支护完成后,进入下一个工左循环,重复以上步骤即可。5) The roadheader starts the tunneling operation. After the tunneling is completed, the roadheader exits the roadway, and the bolt support personnel drive the bolt to the top of the roadway through the gap of the temporary support top frame structure to fix the permanent support; after the support is completed, enter the lower For a working left cycle, repeat the above steps.
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CN109578040A (en) * 2018-11-29 2019-04-05 李信斌 Driving gib equipment with guide support

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112302695A (en) * 2020-10-22 2021-02-02 中电建南方建设投资有限公司 Temporary supporting method for mine excavation
CN112282809A (en) * 2020-10-27 2021-01-29 聊城大学 Construction method and device for supporting multi-layer underground structure of building
CN112282809B (en) * 2020-10-27 2023-01-03 聊城大学 Construction method and device for supporting multi-layer underground structure of building

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