CN108915717A - A kind of adjustable builder's staging for heavy grade tunnel - Google Patents

A kind of adjustable builder's staging for heavy grade tunnel Download PDF

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Publication number
CN108915717A
CN108915717A CN201810907248.4A CN201810907248A CN108915717A CN 108915717 A CN108915717 A CN 108915717A CN 201810907248 A CN201810907248 A CN 201810907248A CN 108915717 A CN108915717 A CN 108915717A
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China
Prior art keywords
thread stud
hinge
tunnel
rack
staging
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Granted
Application number
CN201810907248.4A
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Chinese (zh)
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CN108915717B (en
Inventor
郭志强
罗维
靳晓光
张中亚
黄林
陈桥
邱峰
古金柯
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Chongqing University
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Chongqing University
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Publication of CN108915717A publication Critical patent/CN108915717A/en
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Publication of CN108915717B publication Critical patent/CN108915717B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/12Devices for removing or hauling away excavated material or spoil; Working or loading platforms
    • E21D9/122Working or loading platforms

Abstract

The invention belongs to technical field of tunnel construction, disclose a kind of adjustable builder's staging for heavy grade tunnel, it is provided with removable rack, removable rack, which is connected by a hinge, diagonal brace I-steel, positive and negative silk screw shell both ends screw in plus thread stud and left-hand thread stud respectively, plus thread stud, which is connected by a hinge, to be fixed on removable rack, left-hand thread stud, which is connected by a hinge, to be fixed on diagonal brace I-steel, hinge, which is bolted, to be fixed on removable rack, through-hole is opened up in the middle part of positive and negative silk screw shell, the outer end of plus thread stud and left-hand thread stud is respectively welded semicircle connecting plate.The present invention is that a kind of modified bored tunnel digging tool of optimization access tunnel excavation method increases the versatility of rack by improving tunnel piercing rack, improvement cost is cheap, it is easy to operate, site work environment can be improved, accelerate speed of application under the premise of guaranteeing operation safety.

Description

A kind of adjustable builder's staging for heavy grade tunnel
Technical field
The invention belongs to technical field of tunnel construction more particularly to a kind of adjustable construction platforms for heavy grade tunnel Frame.
Background technique
Currently, the prior art commonly used in the trade is such:
Into after 21 century, human society has welcome high speed development.As population, resource, environment and traffic etc. are asked Topic becomes increasingly conspicuous, Speeding up development Underground Space Resource, makes the whole mankind's second of safety and comfort life on earth The content that space has become various countries' extensive concern and studies energetically.
With the continuous propulsion of urbanization process, subway construction is also being rapidly developed.In urban center domain, traffic main artery The daily life of Around resident is not influenced with densely populated location in order not to destroy existing transportation condition, it is more and more Subway station constructed using subsurface excavation method.And in the tunnel entrance construction in shallow mining method, access tunnel is applied Generally there are the biggish excavation gradients for work.
When coping with the construction of tunnel heavy grade entrance, conventional method is:When bored tunnel entrance is constructed, by platform The mode of frame side pad slag continues pad slag reduction rack and inclines to reduce the tilt angle of rack while tunneling movable stand Tiltedly.This method program is complicated, and pad slag project amount is big, the bad control of gantry angle;And pad slag holding time is longer, gives birth to construction It produces there are certain interference, work efficiency is caused to reduce;And padding the slag later period need to clear up in time, need to reuse slag-tapping device, cause The waste of resource.
In conclusion problem of the existing technology is:
When constructing tunnel, the bad control of gantry angle, the mode for padding slag reduces working efficiency, causes the waste of resource.
Solve the difficulty and meaning of above-mentioned technical problem:
The height of the support rod of rack is fixed, and can not carry out the adjustment of angle, pads the engineering that the mode of slag needs Amount is big, and to construction production, there are certain interference, and pads the slag later period and need to clear up in time, need to reuse slag-tapping device;
In face of increasingly widely used Tunnels in Shallow Buried excavating construction method, constructs in access tunnel and carry out in this link Invention improves, and production makes the more efficient tool of construction, is just able to satisfy the needs of tunnel development.
Summary of the invention
In view of the problems of the existing technology, the present invention provides a kind of adjustable construction platforms for heavy grade tunnel Frame increases the versatility of rack, improves economic benefit and working efficiency.
The invention is realized in this way a kind of adjustable builder's staging for heavy grade tunnel is provided with translational table Frame, removable rack, which is connected by a hinge, diagonal brace I-steel;
Positive and negative silk screw shell both ends screw in plus thread stud and left-hand thread stud respectively, and plus thread stud is connected by hinge It connects and is fixed on removable rack, left-hand thread stud, which is connected by a hinge, to be fixed on diagonal brace I-steel.
Further, hinge, which is bolted, is fixed on removable rack, can dismantle at any time and move the position of hinge.
Further, through-hole is opened up in the middle part of positive and negative silk screw shell, reinforcing bar or other tools can be inserted into through-hole, side Just operator is easy to rotate positive and negative silk thread bush.
Further, the outer end of plus thread stud and left-hand thread stud is respectively welded semicircle connecting plate, semicircle connection Circular hole is offered on plate, is connect respectively with the hinge on removable rack and diagonal brace I-steel by circular hole.
In conclusion advantages of the present invention and good effect are:
The present invention is a kind of modified bored tunnel digging tool for optimizing access tunnel excavation method, with the prior art It compares, by improving tunnel piercing rack, increases the versatility of rack.Plus thread is screwed in respectively at positive and negative silk thread bush both ends Stud and left-hand thread stud, when plus thread stud and left-hand thread stud are separately fixed on rack and diagonal brace, by rotating just Anti- silk thread bush come achieve the purpose that control diagonal brace I-steel angle.Open up through-hole among positive and negative silk thread bush, by reinforcing bar or Other tools of person are inserted into through-hole, and operator is easy to rotate positive and negative silk thread bush.By such modified digging tool, so that When access tunnel excavation construction, the lengthy process for carrying out dregs place mat rack repeatedly is avoided, improvement cost of the present invention is cheap, It is easy to operate, site work environment can be improved, accelerate speed of application under the premise of guaranteeing operation safety.
Detailed description of the invention
Fig. 1 is the adjustable builder's staging structural schematic diagram provided in an embodiment of the present invention for heavy grade tunnel;
Fig. 2 is the company of the adjustable builder's staging diagonal brace I-steel provided in an embodiment of the present invention for heavy grade tunnel Connect schematic diagram;
Fig. 3 is the positive and negative silk screw shell of the adjustable builder's staging for heavy grade tunnel provided in an embodiment of the present invention Structural schematic diagram;
Fig. 4 is that the adjustable builder's staging mounted configuration provided in an embodiment of the present invention for heavy grade tunnel is illustrated Figure;
In figure:1, rack is moved;2, positive and negative silk screw shell;3, plus thread stud;4, left-hand thread stud;5, hinge; 6, diagonal brace I-steel;7, through-hole;8, semicircle connecting plate.
Specific embodiment
In order to further understand the content, features and effects of the present invention, the following examples are hereby given, and cooperate attached drawing Detailed description are as follows.
As Figure 1-Figure 4, the adjustable builder's staging provided in an embodiment of the present invention for heavy grade tunnel includes: Removable rack 1, positive and negative silk screw shell 2, plus thread stud 3, left-hand thread stud 4, hinge 5, diagonal brace I-steel 6, through-hole 7, Semicircle connecting plate 8.
Diagonal brace I-steel 6 is connect by hinge 5 with removable rack 1, and positive and negative 2 both ends of silk screw shell screw in positive spiral shell respectively Line stud 3 and left-hand thread stud 4, plus thread stud 3 are connected and fixed on removable rack 1 by hinge 5, left-hand thread stud 4 It is connected and fixed on diagonal brace I-steel 6 by hinge 5.Hinge 5, which is bolted, to be fixed on removable rack 2, positive and negative silk The middle part of screw shell 2 opens up through-hole 7, and the outer end of plus thread stud 3 and left-hand thread stud 4 is respectively welded semicircle connecting plate 8, circular hole is offered on semicircle connecting plate 8.
Operator can be different according to slope inclined degree, rotate positive and negative silk thread bush 2 to adjust the angle of diagonal brace I-steel Degree is inserted into reinforcing bar or other tools to keep the level of builder's staging in through-hole 7, can be easily to positive and negative silk screw thread Sleeve 2 carries out rotation process, and hinge 5, which is bolted, to be fixed on removable rack 1, can be dismantled and be moved at any time as needed The position of dynamic hinge 5, increases the versatility of rack.Improvement cost of the present invention is cheap, easy to operate, can improve field operation ring Speed of application is accelerated under the premise of guaranteeing operation safety in border.
The above is only the preferred embodiments of the present invention, and is not intended to limit the present invention in any form, Any simple modification made to the above embodiment according to the technical essence of the invention, equivalent variations and modification, belong to In the range of technical solution of the present invention.

Claims (4)

1. a kind of adjustable builder's staging for heavy grade tunnel, which is characterized in that for the adjustable of heavy grade tunnel Formula builder's staging is provided with removable rack, and removable rack, which is connected by a hinge, diagonal brace I-steel;
Positive and negative silk screw shell both ends screw in plus thread stud and left-hand thread stud respectively, and plus thread stud is connected by a hinge solid Due on removable rack, left-hand thread stud, which is connected by a hinge, to be fixed on diagonal brace I-steel.
2. being used for the adjustable builder's staging in heavy grade tunnel as described in claim 1, which is characterized in that hinge passes through bolt It is fastened on removable rack.
3. being used for the adjustable builder's staging in heavy grade tunnel as described in claim 1, which is characterized in that positive and negative silk thread bush The middle part of cylinder opens up through-hole.
4. as described in claim 1 be used for heavy grade tunnel adjustable builder's staging, which is characterized in that plus thread stud and The outer end of left-hand thread stud is respectively welded semicircle connecting plate, offers circular hole on semicircle connecting plate.
CN201810907248.4A 2018-08-07 2018-08-07 Adjustable construction bench for large-gradient tunnel Active CN108915717B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810907248.4A CN108915717B (en) 2018-08-07 2018-08-07 Adjustable construction bench for large-gradient tunnel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810907248.4A CN108915717B (en) 2018-08-07 2018-08-07 Adjustable construction bench for large-gradient tunnel

Publications (2)

Publication Number Publication Date
CN108915717A true CN108915717A (en) 2018-11-30
CN108915717B CN108915717B (en) 2023-12-08

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Citations (14)

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Publication number Priority date Publication date Assignee Title
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CN106150525A (en) * 2016-08-31 2016-11-23 湖南五新隧道智能装备股份有限公司 A kind of rock anchorage beam construction trolley and construction method thereof
CN206111212U (en) * 2016-08-31 2017-04-19 湖南五新隧道智能装备股份有限公司 Rock -anchored beam construction trolley car
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Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200290860Y1 (en) * 2002-03-18 2002-10-04 (주)한빛하이테크엔지니어링 apparatus for constructing unexcavated underground tunnel for railroad traverse
US20050281643A1 (en) * 2004-03-01 2005-12-22 Villar Christopher M Conveyor system for loading hopper cars of dump train and associated methods
KR200379078Y1 (en) * 2004-12-23 2005-03-17 성보건설 주식회사 Ramp-car for a tunnel construction
CN202090923U (en) * 2011-06-21 2011-12-28 中铁十二局集团第一工程有限公司 Adjustable tunnel excavation rack
KR20130005412A (en) * 2011-07-06 2013-01-16 주식회사 세안 Elasticity connection apparatus of tunnel support girder
WO2015084214A1 (en) * 2013-12-04 2015-06-11 Открытое Акционерное Общество "Кемеровский Опытный Ремонтно-Механический Завод" Earth-tunneler (tunnel boring assembly)
KR101597487B1 (en) * 2015-04-06 2016-02-25 천안논산고속도로주식회사 Vehicle for cleaning tunnel
CN204988202U (en) * 2015-07-27 2016-01-20 重庆大学 Tunnel of portable high accuracy warp monitoring facilities
CN205503148U (en) * 2016-03-09 2016-08-24 安徽华骅桥梁设备制造有限公司 A template fixing system for on tunnel platform truck
CN106150525A (en) * 2016-08-31 2016-11-23 湖南五新隧道智能装备股份有限公司 A kind of rock anchorage beam construction trolley and construction method thereof
CN206111212U (en) * 2016-08-31 2017-04-19 湖南五新隧道智能装备股份有限公司 Rock -anchored beam construction trolley car
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