CN103924986B - A kind of super large shield launching portal sealing steel ring integral installation device - Google Patents
A kind of super large shield launching portal sealing steel ring integral installation device Download PDFInfo
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- CN103924986B CN103924986B CN201410163143.4A CN201410163143A CN103924986B CN 103924986 B CN103924986 B CN 103924986B CN 201410163143 A CN201410163143 A CN 201410163143A CN 103924986 B CN103924986 B CN 103924986B
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- large shield
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Abstract
Super large shield launching portal sealing steel ring integral installation device, comprise slide rail, slide rail is installed on the ground of super large shield launching portal outside, slide rail arranges vehicle frame, vehicle frame vertically places sealing steel ring, super large shield launching portal deflecting roller is set, first Chain block, second Chain block, away from the ground of super large shield launching portal, the 3rd Chain block is installed, the reaction frame of shield machine is arranged the 4th Chain block, first Chain block, second Chain block, 3rd Chain block and the 4th Chain block arrange middle bracing wire respectively, pull-down line, upper bracing wire and stability line, middle bracing wire and pull-down line are connected middle part and the bottom of super large shield launching portal sealing steel ring respectively, pull-up wire-wound crosses the top that deflecting roller connects super large shield launching portal sealing steel ring one side, stability line connects the top of the another side of super large shield launching portal sealing steel ring.
Description
Technical field
The present invention relates to a kind of super large shield structure project installation device and mounting method, is exactly a kind of super large shield launching portal sealing steel ring integral installation device and mounting method.
Background technology
Shield structure is in origination process, for guaranteeing to open a position at mud hydraulic pressure, the structure void preventing muddy water from forming annular from portal circle and shield structure housing is scurried in shield machine working shaft in a large number, affect the stable and Shield Construction Method Used of shield machine excavation face mud hydraulic pressure, the excavation face soil body, before shield launching, sealing device of good performance must be set at portal place.The diameter of existing super large shield launching portal sealing steel is 15.2m, and be five joints before installation, often joint separates construction hoisting on super large shield launching portal, then is welded and fixed.The shortcoming of this mounting means is: lifting segmentation install after overall deviation large, installation accuracy is low, and sealing effectiveness is poor, easily causes shield launching to open a position mud disclosure risk.Particularly putting into after steel loop bottom 4 saves, Section 5 topmost cannot with the problem of adjacent sections split, need to adjust the sections installed even to do over again, cause the inefficiency of installation.Under special construction plant, super large shield launching portal place hanging device does not have enough upwards construction stretch spaces, causes fitting operation difficulty.
Summary of the invention
For solving the problem, the object of this invention is to provide a kind of super large shield launching portal sealing steel ring integral installation device and mounting method, installation accuracy and sealing effectiveness can be improved, little space mounting operation can also be adapted to.
The present invention for achieving the above object, be achieved through the following technical solutions: a kind of super large shield launching portal sealing steel ring integral installation device, comprise slide rail, slide rail is perpendicular to super large shield launching portal, slide rail is arranged on the ground of super large shield launching portal outside, slide rail arranges vehicle frame, vehicle frame is vertically placed super large shield launching portal sealing steel ring, the top of super large shield launching portal, middle part and bottom arrange deflecting roller respectively, first Chain block, second Chain block, away from the ground of super large shield launching portal, the 3rd Chain block is installed, the reaction frame of shield machine is arranged the 4th Chain block, first Chain block, second Chain block, 3rd Chain block and the 4th Chain block arrange middle bracing wire respectively, pull-down line, upper bracing wire and stability line, middle bracing wire and pull-down line are connected middle part and the bottom of super large shield launching portal sealing steel ring respectively, pull-up wire-wound crosses the top that deflecting roller connects super large shield launching portal sealing steel ring one side, stability line connects the top of the another side of super large shield launching portal sealing steel ring.
For realizing the purpose of this utility model further, can also by the following technical solutions: described super large shield launching portal sealing steel ring is welded as a whole, and super large shield launching portal sealing steel ring is arranged several transverse truss and several vertical truss.The first described Chain block is four, and the middle bracing wire of each the first Chain block is connected respectively with in the middle part of super large shield launching portal sealing steel ring middle side edge and vertical truss, and the distance of each adjacent middle bracing wire is identical.The second described Chain block is two, the pull-down line of each second Chain block is connected with super large shield launching portal sealing steel ring bottom respectively, the vertical line symmetric arrays of pull-down line central point through super large shield launching portal sealing steel ring relative to super large shield launching portal sealing steel ring junction.Described the 3rd Chain block and a deflecting roller are one group, totally two groups, the upper bracing wire of each 3rd Chain block is connected with super large shield launching portal sealing steel ring top respectively, the vertical line symmetric arrays of upper bracing wire central point through super large shield launching portal sealing steel ring relative to super large shield launching portal sealing steel ring junction.
A kind of super large shield launching portal sealing steel ring integral installation method, comprises the steps: 1. on the ground by assembled for super large shield launching portal sealing steel ring, and is welded into an entirety, adopt internal truss frame to be connected further by all parts, 2. the assembled super large shield launching portal sealing steel ring completed is holded up, be placed on the vehicle frame that coordinates with slide rail, super large shield launching portal sealing steel ring is corresponding with super large shield launching portal position, by the top of super large shield launching portal sealing steel ring towards the one side of super large shield launching portal, middle part is connected upper bracing wire respectively with bottom, one end of middle bracing wire and pull-down line, the top of super large shield launching portal, middle part and bottom arrange deflecting roller respectively, first Chain block, second Chain block, the 3rd Chain block is installed on the ground that super large shield launching portal sealing steel ring deviates from super large shield launching portal, the other end of upper bracing wire is walked around deflecting roller and is connected the 3rd Chain block, the other end of middle bracing wire connects the first Chain block, the other end of pull-down line connects the second Chain block, super large shield launching portal sealing steel ring deviates from one end of the top stable connection line of the one side of super large shield launching portal, the other end of stability line connects the 4th Chain block, 4th Chain block is arranged on the reaction frame of shield machine, 3. evenly pulled by each Chain block, keep super large shield launching portal sealing steel ring stable mobile to super large shield launching portal, until super large shield launching portal sealing steel ring coordinates with super large shield launching portal, 4. repetition measurement is carried out to super large shield launching portal sealing steel ring position, scaffold erecting in super large shield launching portal sealing steel ring periphery after retest-ok, super large shield launching portal sealing steel ring is welded on super large shield launching portal, completes installation.
The invention has the advantages that: the present invention avoids lifting to operate, the lifting space not requirement on the top of super large shield launching portal, is adapted to the place that lifting machine can not directly arrive; Integral solder is carried out on the ground, plane-welding more easily ensures assembled quality, ensure the accuracy of spicing forming type, thus improve installation accuracy and sealing effectiveness, avoid repeatedly splicing disassembling section, increase work efficiency, ensure sealing steel ring installation accuracy, ensure that its shield launching builds sealing performance and the globality in cabin, reduce the risk of shield launching and the impact of relevant subsequent work.Mounting method of the present invention simplifies construction technology, ensures the integral installation precision of super large shield launching portal sealing steel ring, reduces the risk of shield launching, save material, manpower, ensure that the compact of shield-tunneling construction links, improve operating efficiency.The present invention also has advantage compact, cheap for manufacturing cost and easy to use simple for structure.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention; Fig. 2 is that the A of Fig. 1 is to looking structure for amplifying schematic diagram.
Reference numeral: the vertical truss of bracing wire 12 stability line 13 high super large shield launching portal sealing steel ring 14 transverse truss 15 in bracing wire 10 pull-down line 11 in 1 slide rail 2 vehicle frame 3 deflecting roller 4 first Chain block 5 second Chain block 6 the 3rd Chain block 7 reaction frame 8 the 4th Chain block 9.
Detailed description of the invention
A kind of super large shield launching portal sealing steel ring integral installation device, as shown in Figure 1, comprise slide rail 1, slide rail 1 is perpendicular to super large shield launching portal, slide rail 1 is arranged on the ground of super large shield launching portal outside, slide rail 1 is arranged vehicle frame 2, vehicle frame 2 is vertically placed super large shield launching portal sealing steel ring 13, at super large shield launching portal sealing steel ring 13 in super large shield launching portal moving process, ensure that super large shield launching portal sealing steel ring 13 bottom is rectilinear motion, ensure the accuracy of motion track, improve the stability of super large shield launching portal sealing steel ring 13.The top of super large shield launching portal, middle part and bottom arrange deflecting roller 3 respectively, first Chain block 4, second Chain block 5, away from the ground of super large shield launching portal, the 3rd Chain block 6 is installed, the reaction frame 7 of shield machine is arranged the 4th Chain block 8, first Chain block 4, second Chain block 5, 3rd Chain block 6 and the 4th Chain block 8 arrange middle bracing wire 9 respectively, pull-down line 10, upper bracing wire 11 and stability line 12, middle bracing wire 9 and pull-down line 10 are connected middle part and the bottom of super large shield launching portal sealing steel ring 13 respectively, the top that deflecting roller 3 connects super large shield launching portal sealing steel ring 13 one side is walked around in upper bracing wire 11, stability line 12 connects the top of the another side of super large shield launching portal sealing steel ring 13.Middle bracing wire 9, pull-down line 10, upper bracing wire 11 keep the stress balance of each position of super large shield launching portal sealing steel ring 13 upper, middle and lower respectively at drawing process, the movement of held stationary.3rd Chain block 6 rest on the ground operation, avoids the high operation that top pulls, and reduces the risk of work progress.4th Chain block 8 and stability line 12 improve the stability of peace work progress, the accident avoiding bracing wire 11 to pull excessively making super large shield launching portal sealing steel ring 13 tilt to super large shield launching portal direction occurs, pulled in the other direction to super large shield launching portal by the 4th Chain block 8 and stability line 12 when super large shield launching portal sealing steel ring 13 tilts to super large shield launching portal direction, keep the safety of work progress.
In order to improve the stability of super large shield launching portal sealing steel ring 13, as shown in Figure 2, described super large shield launching portal sealing steel ring 13 is welded as a whole, and super large shield launching portal sealing steel ring 13 is arranged several transverse truss 14 and several vertical truss 15.Each sections of super large shield launching portal sealing steel ring 13 is fixedly connected with vertical truss 15 by transverse truss 14 further, avoids each sections of super large shield launching portal sealing steel ring 13 to loosen, and ensures the safety of construction.
In order to ensure the stability of super large shield launching portal sealing steel ring 13 both sides in work progress, first Chain block 4 is four, the middle bracing wire 9 of each the first Chain block 4 is connected respectively with in the middle part of super large shield launching portal sealing steel ring 13 middle side edge and vertical truss 15, and the distance of each adjacent middle bracing wire 9 is identical.Second Chain block 5 is two, the pull-down line 10 of each second Chain block 5 is connected with super large shield launching portal sealing steel ring 13 bottom respectively, the vertical line symmetric arrays of pull-down line 10 central point through super large shield launching portal sealing steel ring 13 relative to super large shield launching portal sealing steel ring 13 junction.3rd Chain block 6 and a deflecting roller 3 are one group, totally two groups, the upper bracing wire 11 of each 3rd Chain block 6 is connected with super large shield launching portal sealing steel ring 13 top respectively, the vertical line symmetric arrays of upper bracing wire 11 central point through super large shield launching portal sealing steel ring 13 relative to super large shield launching portal sealing steel ring 13 junction.Middle bracing wire 9, pull-down line 10, upper bracing wire 11 are bracing wire.In installation process, the bracing wire of sustained height is firmly symmetrical in drawing process, agrees to that highly stressed point is symmetric arrays, avoids occurring pulling deviation, ensure stability and safety.This structure can increase stress point, and the pulling force of single bracing wire is reduced, and avoids the stressed situation crossing major rupture of bracing wire, improves safety further.
A kind of super large shield launching portal sealing steel ring integral installation method, comprise the steps: 1. on the ground by assembled for super large shield launching portal sealing steel ring, and be welded into an entirety, internal truss frame is adopted to be connected further by all parts, installation on ground can reduce assembled difficulty, ensure assembled after the shape of super large shield launching portal sealing steel ring, improve the accuracy and sealing of installing, 2. the assembled super large shield launching portal sealing steel ring completed is holded up, be placed on the vehicle frame that coordinates with slide rail, super large shield launching portal sealing steel ring is corresponding with super large shield launching portal position, by the top of super large shield launching portal sealing steel ring towards the one side of super large shield launching portal, middle part is connected upper bracing wire respectively with bottom, one end of middle bracing wire and pull-down line, the top of super large shield launching portal, middle part and bottom arrange deflecting roller respectively, first Chain block, second Chain block, the 3rd Chain block is installed on the ground that super large shield launching portal sealing steel ring deviates from super large shield launching portal, the other end of upper bracing wire is walked around deflecting roller and is connected the 3rd Chain block, the other end of middle bracing wire connects the first Chain block, the other end of pull-down line connects the second Chain block, super large shield launching portal sealing steel ring deviates from one end of the top stable connection line of the one side of super large shield launching portal, the other end of stability line connects the 4th Chain block, 4th Chain block is arranged on the reaction frame of shield machine, 3. evenly pulled by each Chain block, keep super large shield launching portal sealing steel ring stable mobile to super large shield launching portal, until super large shield launching portal sealing steel ring coordinates with super large shield launching portal, 4. repetition measurement is carried out to super large shield launching portal sealing steel ring position, scaffold erecting in super large shield launching portal sealing steel ring periphery after retest-ok, super large shield launching portal sealing steel ring is welded on super large shield launching portal, completes installation.
Technical scheme of the present invention is not restricted in the scope of embodiment of the present invention.The technology contents of the not detailed description of the present invention is known technology.
Claims (5)
1. a super large shield launching portal sealing steel ring integral installation device, it is characterized in that: comprise slide rail (1), slide rail (1) is perpendicular to super large shield launching portal, slide rail (1) is arranged on the ground of super large shield launching portal outside, slide rail (1) is arranged vehicle frame (2), vehicle frame (2) is upper vertically places super large shield launching portal sealing steel ring (13), the top of super large shield launching portal, middle part and bottom arrange deflecting roller (3) respectively, first Chain block (4), second Chain block (5), away from the ground of super large shield launching portal, the 3rd Chain block (6) is installed, the reaction frame (7) of shield machine is arranged the 4th Chain block (8), first Chain block (4), second Chain block (5), 3rd Chain block (6) and the 4th Chain block (8) arrange middle bracing wire (9) respectively, pull-down line (10), upper bracing wire (11) and stability line (12), middle bracing wire (9) and pull-down line (10) are connected middle part and the bottom of super large shield launching portal sealing steel ring (13) respectively, the top that deflecting roller (3) connects super large shield launching portal sealing steel ring (13) one side is walked around in upper bracing wire (11), stability line (12) connects the top of the another side of super large shield launching portal sealing steel ring (13).
2. a kind of super large shield launching portal sealing steel ring integral installation device according to claim 1, it is characterized in that: described super large shield launching portal sealing steel ring (13) is welded as a whole, super large shield launching portal sealing steel ring (13) is arranged several transverse truss (14) and several vertical truss (15).
3. a kind of super large shield launching portal sealing steel ring integral installation device according to claim 2, it is characterized in that: described the first Chain block (4) is four, the middle bracing wire (9) of each the first Chain block (4) is connected with super large shield launching portal sealing steel ring (13) middle side edge and vertical truss (15) middle part respectively, and the distance of each adjacent middle bracing wire (9) is identical.
4. a kind of super large shield launching portal sealing steel ring integral installation device according to claim 1, it is characterized in that: described the second Chain block (5) is two, the pull-down line (10) of each second Chain block (5) is connected with super large shield launching portal sealing steel ring (13) bottom respectively, the vertical line symmetric arrays of pull-down line (10) central point through super large shield launching portal sealing steel ring (13) relative to super large shield launching portal sealing steel ring (13) junction.
5. a kind of super large shield launching portal sealing steel ring integral installation device according to claim 1, it is characterized in that: described the 3rd Chain block (6) and a deflecting roller (3) are one group, totally two groups, the upper bracing wire (11) of each 3rd Chain block (6) is connected with super large shield launching portal sealing steel ring (13) top respectively, the vertical line symmetric arrays of upper bracing wire (11) central point through super large shield launching portal sealing steel ring (13) relative to super large shield launching portal sealing steel ring (13) junction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410163143.4A CN103924986B (en) | 2013-12-12 | 2014-04-23 | A kind of super large shield launching portal sealing steel ring integral installation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310673080 | 2013-12-12 | ||
| CN201310673080.2 | 2013-12-12 | ||
| CN201410163143.4A CN103924986B (en) | 2013-12-12 | 2014-04-23 | A kind of super large shield launching portal sealing steel ring integral installation device |
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| Publication Number | Publication Date |
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| CN103924986A CN103924986A (en) | 2014-07-16 |
| CN103924986B true CN103924986B (en) | 2015-12-30 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104533464A (en) * | 2014-12-17 | 2015-04-22 | 中国神华能源股份有限公司 | Device and method for positioning and installing portal steel ring |
| CN108035718B (en) * | 2017-11-24 | 2019-03-05 | 上海市基础工程集团有限公司 | Locking device is leaned on after tunnel inner ring type |
| CN110107307B (en) * | 2019-05-23 | 2020-03-24 | 东北大学 | Device and method applied to shield tunneling machine propulsion system of composite stratum |
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| JP3967232B2 (en) * | 2002-08-30 | 2007-08-29 | エヌ・ティ・ティ・インフラネット株式会社 | Entrance device for reaching the shield |
| CN101907202A (en) * | 2010-08-19 | 2010-12-08 | 中国水电建设集团十五工程局有限公司 | Portable support type jack-based pipe installation construction method |
| CN202866839U (en) * | 2012-11-02 | 2013-04-10 | 中煤第五建设有限公司 | Marking hole die plate for shaft equipment installation project construction |
| CN103032078A (en) * | 2012-12-08 | 2013-04-10 | 中铁十二局集团第二工程有限公司 | Parallel construction method for shield arrival tunnel portal ring beam and shield crossing station |
| CN103266898A (en) * | 2013-04-26 | 2013-08-28 | 中交第二航务工程局有限公司 | Shield tunnel portal sealing device and shield tunnel portal sealing method |
| CN103410523A (en) * | 2013-08-26 | 2013-11-27 | 中铁隧道集团二处有限公司 | Double-layer water-stopping steel ring for shield starting tunnel portal and mounting method of double-layer water-stopping steel ring |
-
2014
- 2014-04-23 CN CN201410163143.4A patent/CN103924986B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3967232B2 (en) * | 2002-08-30 | 2007-08-29 | エヌ・ティ・ティ・インフラネット株式会社 | Entrance device for reaching the shield |
| CN101907202A (en) * | 2010-08-19 | 2010-12-08 | 中国水电建设集团十五工程局有限公司 | Portable support type jack-based pipe installation construction method |
| CN202866839U (en) * | 2012-11-02 | 2013-04-10 | 中煤第五建设有限公司 | Marking hole die plate for shaft equipment installation project construction |
| CN103032078A (en) * | 2012-12-08 | 2013-04-10 | 中铁十二局集团第二工程有限公司 | Parallel construction method for shield arrival tunnel portal ring beam and shield crossing station |
| CN103266898A (en) * | 2013-04-26 | 2013-08-28 | 中交第二航务工程局有限公司 | Shield tunnel portal sealing device and shield tunnel portal sealing method |
| CN103410523A (en) * | 2013-08-26 | 2013-11-27 | 中铁隧道集团二处有限公司 | Double-layer water-stopping steel ring for shield starting tunnel portal and mounting method of double-layer water-stopping steel ring |
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| CN103924986A (en) | 2014-07-16 |
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Effective date of registration: 20180404 Address after: 210000 Sinpo Road, Jiangpu street, Pukou District, Nanjing, Jiangsu Province, No. 120 Patentee after: China Railway fourteen bureau group big Shield Construction Engineering Co., Ltd. Address before: 250014 Heping Road, Shandong, Ji'nan, No. 1 Patentee before: China Railway Shisiju Group Corporation |
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