CN106837362A - The constructing device and construction method of shield launching - Google Patents
The constructing device and construction method of shield launching Download PDFInfo
- Publication number
- CN106837362A CN106837362A CN201710272425.1A CN201710272425A CN106837362A CN 106837362 A CN106837362 A CN 106837362A CN 201710272425 A CN201710272425 A CN 201710272425A CN 106837362 A CN106837362 A CN 106837362A
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- Prior art keywords
- steel bushing
- steel
- portal
- loop
- seal
- Prior art date
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- 238000010276 construction Methods 0.000 title claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 154
- 239000010959 steel Substances 0.000 claims abstract description 154
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 230000002787 reinforcement Effects 0.000 claims description 9
- 239000004567 concrete Substances 0.000 claims description 4
- 239000000945 filler Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000003351 stiffener Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000012407 engineering method Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0607—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/14—Layout of tunnels or galleries; Constructional features of tunnels or galleries, not otherwise provided for, e.g. portals, day-light attenuation at tunnel openings
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The present invention discloses the constructing device and construction method of a kind of shield launching, steel bushing is designed as U-shaped structure by the device, steel bushing is divided into multistage, every section by upper, lower two half portions are assembled, the first half is two pieces of arcs, lower half is two pieces of straight panels, on, sealing rubber pad is equipped between lower two half portions and between arc, and be fixedly connected by flange, and employ 1 section extended loop in portal, the portal sealing device of the steel bushing composition of 2 road rubber cords and folding pressing plate sub-assembly and Integral sealing, efficiently solve existing steel bushing installation difficulty, the problem of sealing difference, and efficiency of construction can be provided significantly, ensure that shield machine is originated safely.
Description
Technical field
The invention belongs to Metro Tunnel technical field, and in particular to a kind of constructing device of shield launching and construction
Method.
Background technology
Shield method is a kind of Fully-mechanized construction method in shallow mining method, and it is that Shield-type machinery is advanced in ground,
Surrounding country rock is supported by shield shell and section of jurisdiction and prevents caving in tunnel, while being entered with topping machanism in front of excavation
Row soil excavation, by being unearthed, machinery is transported outside hole, by jack in rear pressurization jacking, and assembled precast concrete section of jurisdiction,
Form a kind of mechanized construction method of tunnel structure.As developing rapidly for national economy adds with the continuous of urbanization process
Hurry up, urban track traffic is also developed on an unprecedented scale, shield construction becomes city underground with its security and high efficiency to be applied
The first-selected engineering method of work.But ever-changing due to engineering geology, the continuous engineering risk of shield construction is also not of uniform size, especially
, in shield launching, the engineering risk for being faced has become one of important risk source of whole work progress for it.Sending out
It is the powder that stability is poor, infiltration coefficient is big, water content is abundant in portal geological conditions in raw numerous shield launching engineering accidents
Fine sand layer is most commonly seen.A kind of technology of steel bushing balance originating of new opplication, makes shield machine phase in origination process in recent years
When in being completed in an environment without Water And Earth Pressures mutation, so as to ensure that safety.But the method uses circle
The steel bushing of post shapes, in its bottom mounting and fixing bracket, so has below this, columned steel bushing is in foundation ditch
It is not easy to be alignd with tunnel center line during middle installation, it is difficult to ensure its error, makes to be susceptible to deviate during shield launching；Secondly
The bottom of steel bushing is arc-shaped, and shield machine bracket influences the operating efficiency of workmen in steel bushing bottom installation difficulty.
The content of the invention
The present invention is for technical problem present in above-mentioned background technology, there is provided a kind of constructing device of shield launching.
A kind of constructing device of shield launching, including portal steel loop plate, portal sealing device, steel bushing, shield machine and
Negative endless tube piece, the portal steel loop plate is embedded on portal, and the shield machine is arranged on inside steel bushing, the portal sealing dress
Put including extended loop, first seal and second seal, the extended loop is fixedly connected with portal steel loop plate, and described first is close
Sealing and second seal are the sub-assembly that rubber cord and folding pressing plate are constituted, and the first seal passes through anchor connection
In extended loop and the junction of portal steel loop plate, the second seal is arranged on the end of extended loop；Before the steel bushing
End face is fixedly connected with extended loop by flange；
The steel bushing is U-shaped structure, and steel bushing is divided into multistage, and every section assembled by upper and lower two half portion, and the first half is two pieces
Arc, lower half is two pieces of straight panels, is equipped with sealing rubber pad between upper and lower two half portion and between arc, and pass through
Flange is fixedly connected；
The straight panel bottom of the steel bushing sets the sole that oriented both sides extend, and the sole is provided with bar planting hole, and steel bushing leads to
Cross sole and be fixed on base plate of foundation pit；
The negative endless tube piece is set in steel bushing, and the jack of the shield machine withstands negative endless tube piece, outside the negative endless tube piece of minor details
Side is coated with steel plate section of jurisdiction, and the end of the steel bushing passes through curved plate welded closure with negative endless tube piece；
The steel bushing is provided with the feeding mouth for injecting filler.
Further, the steel bushing periphery is provided with the reinforcement to form latticed longitudinal direction and ring, the steel bushing
Outside be provided with support member, steel bushing is fixed in described support member one end, and the other end holds out against with the side wall of foundation ditch.Netted reinforcement
Muscle can ensure the intensity of steel bushing.
Further, 2-8 root guide rails are provided with inside the extended loop, the guide rail is circularly and evenly distributed.Guide rail is set
Can ensure that shield machine is not in " kowtowing " phenomenon during originate, it is ensured that originate that everything goes well with your work carries out.
Further, the cross section of the guide rail is in a rectangular trapezoid, and its inclined-plane is towards steel bushing direction, and and horizontal direction
Angle be 30 ° -60 °.
Further, the first seal is provided with stiffener with the junction of extended loop.Make first seal firm
In extended loop.
Further, the end outside of the steel bushing is additionally provided with the reaction frame that counter-force is provided for shield machine jack.
The invention allows for a kind of construction method of the constructing device, step is as follows：
1）Portal steel loop plate is embedded in the portal of foundation ditch；
2）First seal, connection extended loop and portal steel loop plate are installed in extended loop front end, second is installed in extended loop end
Seal；
3）The center line and tunnel center line of steel bushing are marked on base plate of foundation pit, steel bushing is divided into 3 sections, by first paragraph steel bushing
Both sides straight panel go into the well positioning, and fixed temporarily with type steel support, the abutted flange of two pieces of arcs on steel bushing top is used
Bolt connection constitutes semicircle, and lifting is gone into the well, the top of steel bushing is docked with bottom, is bolted；
4）First paragraph steel bushing is advanced into extended loop terminal part after being completed with hydraulic jack, by steel bushing end flanges
Steel bushing and extended loop are connected；
5）According to step 3）With 4）Second segment and the 3rd section of steel bushing are fixedly connected successively；
6）After the completion of steel bushing splicing, in the bar planting hole reinforcement planting of sole, the connection of steel bushing and base plate of foundation pit is reinforced；
7）Shield machine bracket is installed, shield machine bracket and base plate of foundation pit are anchored, and welded by horizontal gusset and steel bushing bottom
Connect；
8）In the assembled negative endless tube piece in shield machine end, steel bushing end passes through curved plate welded closure with the negative endless tube piece of minor details,
Whole steel bushing is formed into obturator；
9）Gap between extended loop and steel bushing bottom is closely knit using C30 concretings；
10）After steel bushing installation, back-pressure concrete is poured on the outside of it, steel bushing is supplemented and is closed；
11）Steel bushing outside is reinforced by support member, and the support member other end withstands the side wall of foundation ditch, the arc of steel bushing end
Shape steel plate top is to reaction frame；
12）Inertia feed liquid is injected to the feeding mouth of steel bushing.
Further, step 3）Middle steel bushing center line and tunnel center line overlap, and error is not more than 1cm.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention steel bushing is designed to U-shaped structure, its bottom be straight panel, beneficial in foundation ditch to middle installation；Shield machine bracket
Can be directly installed on foundation ditch, the center line and tunnel center line of the steel bushing according to advance mark are installed and can control it in pole
It is in small error range and easy for installation, improve operating efficiency；In portal using 1 section extended loop, 2 road rubber cords and folding
Pressing plate sub-assembly constitutes portal sealing device, and has been subject to seal approach in each junction, it is ensured that steel bushing is formed
One confined space, it is ensured that the safety of shield launching.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Fig. 2 is the structural representation of steel bushing mid-section of the invention；
Fig. 3 is the structural representation that steel bushing of the invention is connected section with extended loop；
Fig. 4 is the structural representation of track cross-section of the invention；
Parts title and sequence number in figure：
Portal steel loop plate 1, steel bushing 2, shield machine 3 bears endless tube piece 4, extended loop 5, first seal 6, second seal 7, thousand
Jin top 8, base plate of foundation pit 9, curved plate 10, reinforcement 11, support member 12, guide rail 13, reaction frame 14, shield machine bracket 15 is horizontal
To gusset 16, C30 concrete 17, guide rail 18；
Arc 201, straight panel 202, sole 203, reinforcement 204, feeding mouth 205.
Specific embodiment
The present invention is described below in conjunction with drawings and Examples, following examples are explained with invention optimal effectiveness,
But the limitation not of the invention of these embodiments.
As Figure 1-3, a kind of constructing device of shield launching, including portal steel loop plate 1, portal sealing device, steel
Sleeve 2, shield machine 3 and negative endless tube piece 4, portal steel loop plate 1 are embedded on portal, and shield machine 3 is arranged on inside steel bushing 2；Hole
Door seal device includes extended loop 5, first seal 6 and second seal 7, it is ensured that the security of shield launching, extended loop 5
It is fixedly connected with portal steel loop plate, first seal 6 and second seal 7 are to use to be made up of rubber cord and folding pressing plate
Sub-assembly, first seal 6 is arranged on the junction of extended loop 5 and portal steel loop plate 1 by anchor connection, and close first
Sealing 6 installs stiffener with the junction of extended loop 5, and second seal is arranged on the end of extended loop 5 by anchor connection.
The front end face of steel bushing 2 is designed with flange, and the flange of steel bushing 2 is connected by spiral with extended loop 5；Steel bushing 2
Structure is designed to U-shaped, and steel bushing 2 can be divided into multistage, and 2 points of the steel bushing of the present embodiment is 3 sections, and every section respectively by upper and lower two
Half portion is assembled, and the first half constitutes semicircle for two pieces of arcs 201, and lower half is two pieces of straight panels 202, upper and lower two half portion
Between and arc 201 between be equipped with sealing rubber pad, and be fixedly connected by flange；The bottom of straight panel 202 of steel bushing 2
The sole 203 that oriented both sides extend is set, and sole 203 is provided with bar planting hole, and by inserting bar planting, steel bushing 2 is fixed on
Base plate of foundation pit 9；The periphery of steel bushing 2 is provided with the reinforcement 204 to form latticed longitudinal direction and ring, it is ensured that the rigidity of steel bushing 2,
The outside of steel bushing 2 is provided with many support members 12, and the side wall top of steel bushing 2, the other end and foundation ditch is fixed in the one end of support member 12
Tightly；The feeding mouth 205 for injecting filler is additionally provided with steel bushing 2.
Negative endless tube piece 4 is set in steel bushing 2, and the jack 8 of shield machine withstands negative endless tube piece, outside the negative endless tube piece of minor details
Side is coated with steel plate section of jurisdiction, and the end of steel bushing 2 passes through the welded closure of curved plate 10 with the negative endless tube piece of minor details, by overall steel
Sleeve 2 forms obturator.
There is " kowtowing " phenomenon when in order to prevent shield machine 3 from originating, it is equal to set 4 circumference in the inside of extended loop 5
The guide rail 18 of even distribution, the cross section of guide rail 18 is in a rectangular trapezoid, its inclined-plane towards steel bushing direction, and with the folder of horizontal direction
Angle is 30 °, and guiding shield machine is axially advanced according to correct.
The end outside of steel bushing 2 is additionally provided with the reaction frame 14 that counter-force is provided for shield machine jack 8.
The construction method of shield launching of the invention, comprises the following steps：
1）Portal steel loop plate 1 is embedded in the portal of foundation ditch；
2）First seal 7, connection extended loop 5 and portal steel loop plate 1 are installed in the front end of extended loop 5, are installed in the end of extended loop 5
Second seal 7；
3）The center line and tunnel center line of steel bushing 2, steel bushing center line and tunnel center line weight are marked on base plate of foundation pit 9
Close, and error is not more than 1cm, 2 points of steel bushing is 3 sections, the both sides straight panel 202 of first paragraph steel bushing 2 is gone into the well positioning, and use type
Bracing members are fixed temporarily, and the abutted flange of two pieces of arcs 201 on the top of steel bushing 2 is connected with to constitute semicircle, lifting
Go into the well, the top of steel bushing 2 is docked with bottom, be bolted；
4）First paragraph steel bushing 2 is advanced into the terminal part of extended loop 5 after being completed with hydraulic jack, by the end face of steel bushing 2
Flange connects steel bushing and extended loop 5；
5）According to step 3）With 4）Second segment and the 3rd section of steel bushing 2 are fixedly connected successively；
6）After the completion of steel bushing 2 splices, in the bar planting hole reinforcement planting of sole 203, the connection of steel bushing 2 and base plate of foundation pit 9 is reinforced；
7）Shield machine bracket 15 is installed, shield machine bracket 15 is anchored with base plate of foundation pit 9, and by horizontal gusset 16 and steel bushing
2 bottom weldings；
8）In the assembled negative endless tube piece 4 in the end of shield machine 3, the end of steel bushing 2 is welded with the negative endless tube piece 4 of minor details by curved plate 10
Closing, obturator is formed by whole steel bushing 2；
9）Gap between extended loop 5 and the bottom of steel bushing 3 is closely knit using C30 concretings；
10）After the installation of steel bushing 2, back-pressure concrete is poured on the outside of it, steel bushing 2 is supplemented and is closed；
11）The outside of steel bushing 2 is reinforced by support member 12, and the other end of support member 12 withstands the side wall of foundation ditch, the end of steel bushing 2
Reaction frame is arrived on the top of curved plate 10 at end；
12）Inertia feed liquid is injected to the feeding mouth 205 of steel bushing 2.
Obviously, above-described embodiment is just for the sake of clearly explanation example of the present invention, and the not limit to implementing
It is fixed.For the those of ordinary skill in the field, other multi-forms can also be made on the basis of the above description
Change changes.There is no need and unable to all of embodiment party's formula with exhaustion.And thus amplify out it is obvious
Among change or variation are still in protection scope of the present invention.
Claims (8)
1. a kind of constructing device of shield launching, including portal steel loop plate, portal sealing device, steel bushing, shield machine and negative
Endless tube piece, the portal steel loop plate is embedded on portal, and the shield machine is arranged on inside steel bushing, it is characterised in that：It is described
Portal sealing device includes extended loop, first seal and second seal, and the extended loop is fixedly connected with portal steel loop plate,
The first seal and second seal are the sub-assembly that rubber cord and folding pressing plate are constituted, and the first seal is led to
Anchor connection is crossed in extended loop and the junction of portal steel loop plate, the second seal is arranged on the end of extended loop；It is described
The front end face of steel bushing is fixedly connected with extended loop by flange；
The steel bushing is U-shaped structure, and steel bushing is divided into multistage, and every section assembled by upper and lower two half portion, and the first half is two pieces
Arc, lower half is two pieces of straight panels, is equipped with sealing rubber pad between upper and lower two half portion and between arc, and pass through
Flange is fixedly connected；
The straight panel bottom of the steel bushing sets the sole that oriented both sides extend, and the sole is provided with bar planting hole, and steel bushing leads to
Cross sole and be fixed on base plate of foundation pit；
The negative endless tube piece is set in steel bushing, and the jack of the shield machine withstands negative endless tube piece, outside the negative endless tube piece of minor details
Side is coated with steel plate section of jurisdiction, and the end of the steel bushing passes through curved plate welded closure with negative endless tube piece；
The steel bushing is provided with the feeding mouth for injecting filler.
2. the constructing device of shield launching according to claim 1, it is characterised in that：The steel bushing periphery is provided with shape
Into latticed longitudinal direction and the reinforcement of ring, support member is provided with the outside of the steel bushing, described support member one end is fixed on
Steel bushing, the other end holds out against with the side wall of foundation ditch.
3. the constructing device of shield launching according to claim 1, it is characterised in that：2- is provided with inside the extended loop
8 guide rails, the guide rail is circularly and evenly distributed.
4. the constructing device of shield launching according to claim 3, it is characterised in that：The cross section of the guide rail is in straight
Angle is trapezoidal, and its inclined-plane is 30 ° -60 ° with the angle of horizontal direction towards steel bushing direction.
5. the constructing device of shield launching according to claim 1, it is characterised in that：The first seal and extension
The junction of ring is provided with stiffener.
6. the constructing device of shield launching according to claim 1, it is characterised in that：The end outside of the steel bushing
It is additionally provided with the reaction frame that counter-force is provided for shield machine jack.
7. a kind of construction method of shield launching, it is characterised in that：Comprise the following steps,
1）Portal steel loop plate is embedded in the portal of foundation ditch；
2）First seal, connection extended loop and portal steel loop plate are installed in extended loop front end, second is installed in extended loop end
Seal；
3）The center line and tunnel center line of steel bushing are marked on base plate of foundation pit, steel bushing is divided into 3 sections, by first paragraph steel bushing
Both sides straight panel go into the well positioning, and fixed temporarily with type steel support, the abutted flange of two pieces of arcs on steel bushing top is used
Bolt connection constitutes semicircle, and lifting is gone into the well, the top of steel bushing is docked with bottom, is bolted；
4）First paragraph steel bushing is advanced into extended loop terminal part after being completed with hydraulic jack, by steel bushing end flanges
Steel bushing and extended loop are connected；
5）According to step 3）With 4）Second segment and the 3rd section of steel bushing are fixedly connected successively；
6）After the completion of steel bushing splicing, in the bar planting hole reinforcement planting of sole, the connection of steel bushing and base plate of foundation pit is reinforced；
7）Shield machine bracket is installed, shield machine bracket and base plate of foundation pit are anchored, and welded by horizontal gusset and steel bushing bottom
Connect；
8）In the assembled negative endless tube piece in shield machine end, steel bushing end passes through curved plate welded closure with the negative endless tube piece of minor details,
Whole steel bushing is formed into obturator；
9）Gap between extended loop and steel bushing bottom is closely knit using C30 concretings；
10）After steel bushing installation, back-pressure concrete is poured on the outside of it, steel bushing is supplemented and is closed；
11）Steel bushing outside is reinforced by support member, and the support member other end withstands the side wall of foundation ditch, the arc of steel bushing end
Shape steel plate top is to reaction frame；
12）Inertia feed liquid is injected to the feeding mouth of steel bushing.
8. the construction method of shield launching according to claim 6, it is characterised in that：Step 3）Middle steel bushing center line
Overlapped with tunnel center line, and error is not more than 1cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272425.1A CN106837362B (en) | 2017-04-24 | 2017-04-24 | Shield tunneling machine initial construction device and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272425.1A CN106837362B (en) | 2017-04-24 | 2017-04-24 | Shield tunneling machine initial construction device and construction method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106837362A true CN106837362A (en) | 2017-06-13 |
| CN106837362B CN106837362B (en) | 2023-02-07 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710272425.1A Active CN106837362B (en) | 2017-04-24 | 2017-04-24 | Shield tunneling machine initial construction device and construction method |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107676097A (en) * | 2017-08-27 | 2018-02-09 | 中铁十二局集团有限公司 | A kind of high hydraulic pressure soft soil layer HFE composite shield originating methods |
| CN108019213A (en) * | 2017-12-22 | 2018-05-11 | 中铁十六局集团北京轨道交通工程建设有限公司 | A kind of portal abnormal shape sleeve arrangement |
| CN108561140A (en) * | 2018-05-04 | 2018-09-21 | 中国建筑第四工程局有限公司 | A kind of Shield-bored tunnels extend steel loop and originate construction method |
| CN108625870A (en) * | 2018-06-13 | 2018-10-09 | 中铁工程装备集团有限公司 | A kind of Mechanical Method service channel originates reception sealing device with development machine |
| CN108825898A (en) * | 2018-08-09 | 2018-11-16 | 中铁工程装备集团有限公司 | A kind of novel curved surface connecting flange and its processing method |
| CN108952739A (en) * | 2018-08-25 | 2018-12-07 | 许明 | Pressurization balancing device for shield launching |
| CN109538255A (en) * | 2019-01-22 | 2019-03-29 | 苏州大学 | Originated for shield part and portal leak when sleeve arrangement and its construction method |
| CN109667590A (en) * | 2018-11-30 | 2019-04-23 | 中铁十六局集团北京建功机械有限公司 | A kind of assembly construction method of steel bushing |
| CN109899073A (en) * | 2019-03-19 | 2019-06-18 | 上海城建市政工程（集团）有限公司 | A kind of shield launching method |
| CN110219658A (en) * | 2019-07-25 | 2019-09-10 | 中建八局轨道交通建设有限公司 | Prevent shield machine from planting the device and its application method of head |
| CN110424983A (en) * | 2019-08-09 | 2019-11-08 | 中建八局轨道交通建设有限公司 | Power device and its method for dismounting are unloaded convenient for the negative endless tube piece of dismounting |
| CN112360520A (en) * | 2020-10-22 | 2021-02-12 | 中铁隧道局集团有限公司 | Station construction system and construction method thereof |
| CN112554893A (en) * | 2020-11-18 | 2021-03-26 | 中交一公局厦门工程有限公司 | Shield constructs quick-witted steel sleeve and starts supporting sealing system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008202296A (en) * | 2007-02-20 | 2008-09-04 | Shimizu Corp | Shield tunnel and its building construction method, backfilling construction method and building-backfilling construction method |
| CN103266901A (en) * | 2013-05-10 | 2013-08-28 | 中铁隧道集团有限公司 | Temporary water stopping structure of shield tunnel portal and construction method thereof |
| CN204002832U (en) * | 2014-04-15 | 2014-12-10 | 中铁第四勘察设计院集团有限公司 | A kind of shield tunnel portal structure |
| CN204436274U (en) * | 2014-12-19 | 2015-07-01 | 中铁十八局集团第四工程有限公司 | Shield structure receives and uses sealed soft steel bushing |
| CN104806254A (en) * | 2014-01-26 | 2015-07-29 | 宏润建设集团股份有限公司 | Auxiliary device for shield tunneling machine to reach receiving position and auxiliary receiving construction method |
| CN105822312A (en) * | 2016-04-15 | 2016-08-03 | 西安建筑科技大学 | Construction method for earth pressure balance shield construction pressure launching in subway tunnel engineering |
| CN106150512A (en) * | 2016-08-22 | 2016-11-23 | 上海交通大学 | A kind of shield receives with steel bushing counter-force car device |
| CN205778886U (en) * | 2016-05-31 | 2016-12-07 | 中铁十六局集团北京轨道交通工程建设有限公司 | A kind of shield receives with sealing steel bushing |
| CN206957718U (en) * | 2017-04-24 | 2018-02-02 | 中铁十八局集团有限公司 | The constructing device of shield launching |
-
2017
- 2017-04-24 CN CN201710272425.1A patent/CN106837362B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008202296A (en) * | 2007-02-20 | 2008-09-04 | Shimizu Corp | Shield tunnel and its building construction method, backfilling construction method and building-backfilling construction method |
| CN103266901A (en) * | 2013-05-10 | 2013-08-28 | 中铁隧道集团有限公司 | Temporary water stopping structure of shield tunnel portal and construction method thereof |
| CN104806254A (en) * | 2014-01-26 | 2015-07-29 | 宏润建设集团股份有限公司 | Auxiliary device for shield tunneling machine to reach receiving position and auxiliary receiving construction method |
| CN204002832U (en) * | 2014-04-15 | 2014-12-10 | 中铁第四勘察设计院集团有限公司 | A kind of shield tunnel portal structure |
| CN204436274U (en) * | 2014-12-19 | 2015-07-01 | 中铁十八局集团第四工程有限公司 | Shield structure receives and uses sealed soft steel bushing |
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