CN104929650B - A kind of overall originating method in shield machine underground - Google Patents
A kind of overall originating method in shield machine underground Download PDFInfo
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- CN104929650B CN104929650B CN201510279307.4A CN201510279307A CN104929650B CN 104929650 B CN104929650 B CN 104929650B CN 201510279307 A CN201510279307 A CN 201510279307A CN 104929650 B CN104929650 B CN 104929650B
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- chassis
- shield machine
- shield
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- length
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- Excavating Of Shafts Or Tunnels (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a kind of overall originating method in shield machine underground, the shield machine includes shield machine main body, connecting bridge and chassis group；The length of starting well is less than shield machine and integrally originates required length；It the described method comprises the following steps：The chassis group includes at least two chassis；At least one chassis is decomposed into Part I and Part II, and the Part I is fixed on the side of another chassis, the Part II opposite side is fixed to, to constitute a chassis complex；The chassis complex can be moved along originator in starting well；Above-mentioned steps finish rear shield machine and integrally originated in starting well.Shield machine trolley repacking and restoring operation is simple, low cost, to originate speed fast in the perpendicular overall originating method of the present invention, solves that launching shaft length is short, the narrow and small problem in construction site, can save the duration and can reduce construction costs again.
Description
Technical field
The invention belongs to shield Method field, more particularly to a kind of overall originating method in shield machine underground.
Background technology
Shield launching refers to that shield is being installed in vertical shaft or missed the stop in vertical shaft, positions since the shield main frame, cutterhead is forward
Injection country rock is promoted, is tunneled forward along designed lines until shield enters safely running tunnel, hole reaction frame and negative endless tube piece
Untill dismounting.Shield launching is one of key link of shield-tunneling construction, and its main contents includes：Shield launching support is installed
Frame, shield machine assembling, debugging, installation reaction frame and portal hermetic seal device, the negative endless tube piece of installation, shield machine test running, shield
Structure is by carrying out slip casting backfill, shield driving and pipe sheet assembling after the hermetic seal device of hole.
Shield launching is divided to overall originate and two kinds of separate launching.Entirety, which is originated, to be referred to shield body and whole chassis are arranged on and begun
Underground is sent out, wherein chassis is the abbreviation of rear supporting chassis, the construction for driving whole chassis to move ahead together when shield launching is tunneled
Technology.Separate launching refers to connect using lengthening pipeline between shield body and all or part of chassis, shield body and all or part
Chassis separately moves ahead, and treats again to install shield body in tunnel with chassis after the completion of initial driving to be connected the construction normally tunneled
Technology.
As shield construction is largely used in city underground engineering, launching shaft narrow field turns into building dense
City in generally existing phenomenon, it is also more and more difficult that shield integrally originates condition.Launching shaft length is short, construction site
It is narrow and small to turn into the factor that restriction shield machine is integrally originated, and shield machine separate launching will extend the construction period.
The content of the invention
It is an object of the invention to provide a kind of overall originating method in shield machine underground, with solve launching shaft length it is short,
Shield machine integrally originates the technical problem that can not be carried out caused by construction site is narrow and small.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of overall originating method in shield machine underground, it is described
Shield machine includes shield machine main body, connecting bridge and chassis group；The length of starting well is less than shield machine and integrally originates required length
Degree；It the described method comprises the following steps：
The chassis group includes at least two chassis；At least one chassis is decomposed into Part I and Part II, and
And the Part I is fixed on to the side of another chassis, the Part II is fixed to opposite side, to constitute a platform
Car complex；The chassis complex can be moved along originator in starting well；Above-mentioned steps finish rear shield machine in the beginning
Integrally originated in hair well.
The overall originating method in shield machine underground as described above of the invention, it is preferable that the chassis being decomposed is away from shield
The chassis of owner's body.
The overall originating method in shield machine underground as described above of the invention, it is preferable that the chassis group includes 3~8 platforms
Car.
The overall originating method in shield machine underground as described above of the invention, it is preferable that the chassis group includes 7 chassis,
Respectively No. one chassis, No. two chassis, No. three chassis, No. four chassis, No. five chassis, No. six chassis, No. seven chassis.
The overall originating method in shield machine underground as described above of the invention, it is preferable that near 2~3 chassis are decomposed respectively
For Part I and Part II, and constitute 2~3 chassis complexs with remaining chassis respectively.
The overall originating method in shield machine underground as described above of the invention, it is preferable that the chassis is track crane；Shield
Before structure machine is integrally originated in starting well, in addition to the step of rail secondary for the laying of chassis complex, the secondary rail is used to supply first
Part and Part II walking.
The overall originating method in shield machine underground as described above of the invention, it is preferable that shield machine integrally begins in starting well
After hair, in addition to the Part I and Part II of decomposition are dismantled by chassis complex and complete platform is reassembled into
The step of car；The chassis reconfigured is installed into shield machine after shield machine to continue to tunnel forward.
The beneficial effects of the invention are as follows：
The present invention erects the simple repacking of shield machine trolley and restoring operation in overall originating method, low cost, originates speed soon,
Solve that launching shaft length is short, the narrow and small problem in construction site, can save the duration can reduce construction costs again.
At least one chassis is decomposed into Part I by the overall originating method in the shield machine underground of the above embodiment of the present invention
And Part II, and the Part I is fixed on to the side of another chassis, the Part II is fixed to opposite side,
To constitute a chassis complex, shield machine is reduced by this method and integrally originates required length, is realized and begun with this
The entirety that hair well carries out shield machine is originated, it is to avoid the problem of shield machine separate launching will extend the construction period.
Brief description of the drawings
By the detailed description made in conjunction with the following drawings, above-mentioned and/or other aspects of the invention and advantage will become
Become apparent from and be easier to understand, these accompanying drawings are schematical, are not intended to limit the present invention, wherein：
The schematic diagram that Fig. 1 arranges for the shield machine after repacking in starting well；
Fig. 2 is that chassis is constructed and track arrangement schematic diagram；
Fig. 3 is repacking rear chassis construction and track arrangement schematic diagram；
The unit of the size marked in Fig. 1, Fig. 2 and Fig. 3 is millimeter.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, shield machine, 11, shield machine main body, 12, connecting bridge, 13, a chassis, 14, No. three chassis, 15, No. four chassis,
151st, the Part I of No. four chassis, 152, the Part II of No. four chassis, 153, tie-beam, 16, No. five chassis, 17, No. seven
Chassis, 171, the Part I of No. seven chassis, 172, the Part II of No. seven chassis, 173, tie-beam, 18, No. six chassis,
181st, the Part I of No. six chassis, 182, the Part II of No. six chassis, 2, track, the 21, first backbone, the 22, second backbone,
23rd, the first secondary rail, the 24, second secondary rail, 3, diaphram wall, 4, termination wall.
Embodiment
The embodiment recorded herein is the specific embodiment of the present invention, the design for illustrating the present invention,
It is explanatory and exemplary, should not be construed as the limitation to embodiment of the present invention and the scope of the invention.Except what is recorded herein
Implement exception, those skilled in the art can also be based on the application claims and specification disclosure of that using aobvious
The other technical schemes being clear to, these technical schemes include any obvious using making for the embodiment to recording herein
The technical scheme of substitutions and modifications.
A kind of overall originating method in shield machine underground, the shield machine includes shield machine main body, connecting bridge and chassis group；Begin
The length of hair well is less than shield machine and integrally originates required length；It the described method comprises the following steps：The chassis group includes
At least two chassis；At least one chassis is decomposed into Part I and Part II, and the Part I is fixed on
The side of another chassis, is fixed to opposite side, to constitute a chassis complex by the Part II；The chassis complex
It can be moved in starting well along originator；Above-mentioned steps finish rear shield machine and integrally originated in starting well.Preferably, shield
After structure machine is integrally originated in starting well, in addition to the Part I and Part II of decomposition dismantled by chassis complex
And the step of be reassembled into complete chassis；The chassis reconfigured is installed into shield machine after shield machine to continue to dig forward
Enter.
In a preferred embodiment, the chassis group includes 3~8 chassis.It is highly preferred that near 2~3 chassis point
Part I and Part II are not decomposed into, and constitute 2~3 chassis complexs with remaining chassis respectively.
At least one chassis is decomposed into Part I by the overall originating method in the shield machine underground of the above embodiment of the present invention
And Part II, and the Part I is fixed on to the side of another chassis, the Part II is fixed to opposite side,
To constitute a chassis complex, shield machine is reduced by this method and integrally originates required length, is realized and begun with this
The entirety that hair well carries out shield machine is originated, it is to avoid the problem of shield machine separate launching will extend the construction period.
It is described in detail below by taking certain city's water and sediment transport as an example.67.8 meters of shield machine length, shield used in the engineering
48 meters of structure starting well length, it is impossible to meet entirety and originate condition.
First, shield machine refiting scheme
As shown in figure 1, this engineering uses the Wei Erte earth pressure balance shield machines 1 of northern heavy industry group manufacture, shield
8.8 meters of 11 length of structure owner body, 10 meters of 12 length of connecting bridge, chassis totally 7 section, respectively No. one chassis 13, No. two chassis, No. three
Chassis 14, No. four chassis 15（Part II 152, the tie-beam 153 of Part I 151 including No. four chassis, No. four chassis）、
No. five chassis 16, No. seven chassis 17（Part II 172, the tie-beam of Part I 171 including No. seven chassis, No. seven chassis
173）, No. six chassis 18（Part I 181 including No. six chassis, the Part II 182 of No. six chassis）, often save chassis long
7 meters of degree, 67.8 meters of shield machine overall length.
Launching shaft is designed as dumbbell shaped, 26 meters of depth, 48 meters of starting well total length, and tip width is 14 meters, interlude
Width is 8.2 meters.
Shield machine trolley is reequiped, shield machine is met and the overall bar originated is carried out under the conditions of 48 meters of long drilled shafts
Part.Method of modifying is as follows：
1. this time shield launching repacking, which needs consideration to meet shield machine, can all descend supporting after well construction, shield machine have
7 section chassis, wherein possessing the parking space for meeting equipment on No. two chassis on No. three chassis completely, such No. two chassis just can be with
Withdraw from, reduce by the length for saving chassis in whole length.Recover for convenience of later stage chassis, No. six chassis, No. seven chassis are decomposed.
2. the capital equipment on No. six chassis 18 is 3 water pumps, an air compressor machine, by No. six chassis middle part tie-beams
Excision, is divided into two parts and is moved to No. five both sides of chassis 16 and fix.
3. the capital equipment on No. seven chassis 17 is blower fan and high-tension cable, and No. six chassis middle part tie-beams are cut
Remove, be divided into two parts and be moved to No. four both sides of chassis 15 and fix.
48 meters of launching shaft length, termination wall 4 and diaphram wall 3 have certain thickness, abolish launching shaft end
0.8 meter of wall of head, 1.2 meters of originating terminal diaphram wall, length available is 50 meters altogether.Shield machine length is 46.8 after the completion of repacking
Rice, meets overall go into the well and originates length condition.Shield machine need to tunnel 1 meter will be in native storehouse full of starting to be unearthed after soil, at this moment shield
Leave 4.2 meters of distances in machine rear, it is ensured that normal to be unearthed and section of jurisdiction lifting.Arrangement refers to Fig. 1 under shield motor-pumped well after repacking.
8.2 meters of launching shaft middle part width, wherein 4.2 meters of chassis width, middle part are 1.8 meters of tie-beam,
Each 1.2 meters of both sides place apparatus.It is 6.6 meters to reequip backstage vehicle-width, meets width requirement.
Reequiping rear chassis needs the secondary rail of the twice of side increase in orbit, is normally walked with meeting the shield machine trolley after repacking
Security.2 meters of backbone spacing, secondary closest 1.2 meters of the main orbit of rail.Chassis is constructed and track arrangement refers to Fig. 2, after repacking
Chassis is constructed and track arrangement refers to Fig. 3, and the track 2 shown in Fig. 3 includes：First backbone 21, second the 22, first secondary rail 23 of backbone
With the second secondary rail 24.
When shield machine pushes ahead 15 meters, distance reaches that entirety originates requirement, starts shield machine reduction work, by No. six platforms
Car, No. seven chassis pull down reduction from No. five chassis, No. four chassis successively, start normal driving after being completed.
The application process of the overall originating method in shield underground of the present invention is as follows：Originate pedestal install, construction track laying →
Refiting scheme is installed to cut shield machine and chassis assembly and adjustment → installation reaction frame → installation portal sealing ring → portal of going into the well
→ bearing repacking chassis recovery former state after ring assembly → 15 meters of driving → normally tunnels.
Each technical characteristic of above-mentioned disclosure is not limited to disclosed and further feature combination, and those skilled in the art are also
Other combinations between each technical characteristic can be carried out according to the purpose of invention, are defined by the purpose for realizing the present invention.
Claims (2)
1. a kind of overall originating method in shield machine underground, the shield machine includes shield machine main body, connecting bridge and chassis group；Originate
The length of well is less than shield machine and integrally originates required length；Characterized in that, the described method comprises the following steps：
The chassis group includes at least two chassis；At least one chassis is decomposed into Part I and Part II, and will
The Part I is fixed on the side of another chassis, and the Part II is fixed into opposite side, is answered with constituting a chassis
It is fit；The chassis complex can be moved along originator in starting well；Above-mentioned steps finish rear shield machine in starting well
Interior entirety is originated；
The chassis group includes 7 chassis, respectively No. one chassis, No. two chassis, No. three chassis, No. four chassis, No. five chassis,
No. six chassis, No. seven chassis；
Shield launching repacking need consideration meet shield machine can all descend it is supporting after well construction, shield machine have 7 chassis, its
In possess the parking space for meeting equipment on No. two chassis on No. three chassis completely, No. two chassis are withdrawn from, and are reduced in whole length
The length of one section chassis；
3 chassis are separately disassembled into Part I and Part II, and constitute 3 chassis complexs with remaining chassis respectively；
The chassis being decomposed is the chassis away from shield machine main body；
After shield machine is integrally originated in starting well, push ahead distance reach it is overall originate requirement, in addition to by the of decomposition
A step of part and Part II are dismantled by chassis complex and are reassembled into complete chassis；By what is reconfigured
Chassis, which is installed to shield machine after shield machine, to be continued to tunnel forward.
2. the overall originating method in shield machine underground according to claim 1, it is characterised in that the chassis is rail mounted platform
Car；Before shield machine is integrally originated in starting well, in addition to the step of rail secondary for the laying of chassis complex, the secondary rail is used to supply
Part I and Part II walking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510279307.4A CN104929650B (en) | 2015-05-28 | 2015-05-28 | A kind of overall originating method in shield machine underground |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510279307.4A CN104929650B (en) | 2015-05-28 | 2015-05-28 | A kind of overall originating method in shield machine underground |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104929650A CN104929650A (en) | 2015-09-23 |
| CN104929650B true CN104929650B (en) | 2017-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510279307.4A Expired - Fee Related CN104929650B (en) | 2015-05-28 | 2015-05-28 | A kind of overall originating method in shield machine underground |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185458B (en) * | 2019-07-04 | 2020-12-22 | 中建五局土木工程有限公司 | Bidirectional shield launching method |
| CN110924960A (en) * | 2019-11-25 | 2020-03-27 | 中铁十六局集团北京轨道交通工程建设有限公司 | Subway construction method for shield starting before constructing station structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3731723B2 (en) * | 2000-06-23 | 2006-01-05 | 株式会社小松製作所 | Underground transport system and loading / unloading method |
| CN103422866A (en) * | 2013-08-24 | 2013-12-04 | 中铁十二局集团有限公司 | Underground folding start method for assorted trolleys after shielding |
| JP5547047B2 (en) * | 2010-11-29 | 2014-07-09 | 三和機材株式会社 | Existing pipe recovery method and equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2623195B2 (en) * | 1992-08-20 | 1997-06-25 | 株式会社奥村組 | Tunnel construction method |
| JP5977607B2 (en) * | 2012-07-19 | 2016-08-24 | 株式会社アクティオ | Hose drum trolley and bridge rail |
-
2015
- 2015-05-28 CN CN201510279307.4A patent/CN104929650B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3731723B2 (en) * | 2000-06-23 | 2006-01-05 | 株式会社小松製作所 | Underground transport system and loading / unloading method |
| JP5547047B2 (en) * | 2010-11-29 | 2014-07-09 | 三和機材株式会社 | Existing pipe recovery method and equipment |
| CN103422866A (en) * | 2013-08-24 | 2013-12-04 | 中铁十二局集团有限公司 | Underground folding start method for assorted trolleys after shielding |
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| CN104929650A (en) | 2015-09-23 |
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