CN104564087A - Starting base of rectangular shield and installation method of starting base - Google Patents
Starting base of rectangular shield and installation method of starting base Download PDFInfo
- Publication number
- CN104564087A CN104564087A CN201410837710.XA CN201410837710A CN104564087A CN 104564087 A CN104564087 A CN 104564087A CN 201410837710 A CN201410837710 A CN 201410837710A CN 104564087 A CN104564087 A CN 104564087A
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- shield
- rectangular shield
- auxiliary rail
- pedestal
- rectangular
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000009434 installation Methods 0.000 title abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 56
- 239000010959 steel Substances 0.000 claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 69
- 230000000694 effects Effects 0.000 description 21
- 230000006872 improvement Effects 0.000 description 8
- 230000000153 supplemental effect Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241001669679 Eleotris Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000005641 tunneling Effects 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
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- 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)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a starting base of a rectangular shield and an installation method of the starting base. The base comprises a steel structure bracket, a guide rail mechanism and limit mechanisms; the steel structure bracket is fixedly connected to a shield starting work well baseplate; the guide rail mechanism is arranged on the steel structure bracket and comprises two main rails erected on the steel structure bracket, a first auxiliary rail arranged between the two main rails and second auxiliary rails arranged on the outer sides of the two main rails, axes of the main rails, the first auxiliary rail and the second auxiliary rails all intersect with the center point of the starting shield, rigid support structures used for supporting the rectangular shield are arranged on the main rails along the shield axis direction, and elastic support structures used for shoring the rectangular shield are arranged on the first auxiliary rail and the second auxiliary rails along the shield axis direction; the limit mechanisms used for limiting the rectangular shield are supported on the steel structure bracket and located on the outer sides of the second auxiliary rails. The rigid support structures play a role in supporting the rectangular shield, the elastic support structures play a role in preventing a shield shell from deformation, and the limit mechanisms fix the position of the rectangular shield to prevent the rectangular shield from deflecting in position.
Description
Technical field
The present invention relates to tunneling shield technical field, refer in particular to a kind of start pedestal and mounting method thereof of rectangular shield.
Background technology
Shield Method is due to less to ground structure influence, and intensity of workers is low, and mechanization degree is high, and tunnel shape is accurate, quality advantages of higher, has now become the important construction technology in urban rail transit in China construction.Shield tunnel utilizes active well to make shield driving function carry out along predetermined tunnel axis and elevation location construction of starting, and shield machine tunnels the required counter-force that starts and provided by system by after shield launching.Shield structure pedestal and shield launching reaction frame two parts are generally comprised by system after shield launching.
The Main Function of shield launching pedestal be for safe, place shield machine exactly, frictional force when bearing shield machine self gravitation and advance, and ensureing that shield machine can be assembled safely, debugs and start, the design of the pedestal that therefore starts must have enough intensity, rigidity and installation accuracy.When carrying out shield structure shaft bottom plate and packed layer construction, absolute altitude, the gradient to be adjusted by pedestal relative dimensions in advance, the connection of pre-buried good pedestal, strengthening steel slab, and reserved good shield shell welding and reaction frame column preformed groove etc.
Current shield structure pedestal is all that circular shield pedestal adopts 2 one steel rails, and rail sleeper is based on H profile steel and channel-section steel for circular shield design.Adopting rectangular shield to carry out shield launching, there is following shortcoming in traditional circular shield pedestal:
1) rectangular shield bottom transverse section is long, and only 2 one steel rails cannot accurately control axis;
2) circular shield start the stage to the corner of shield structure, deflect less demanding, but rectangular shield is higher to shield structure corner, deflection required precision;
3) rectangular shield shield shell rigidity, stability are not as good as circular shield, if only adopt 2 one steel rails easily to cause the shield shell distortion of shield launching stage.
Summary of the invention
Because the problems referred to above, the invention provides a kind of pedestal that starts of rectangular shield, comprising:
Steel bracket, is fixed on the base plate of shield launching active well;
Be arranged at the guide rail mechanism on described steel bracket, comprise two backbones be set up on described steel bracket, the the second auxiliary rail being arranged at the first auxiliary rail between two described backbones and being arranged at outside two described backbones, described backbone, the axis of described first auxiliary rail and described second auxiliary rail is all crossing with the central point of rectangular shield, described backbone is provided with multiple rigidity supporting structure for supporting described rectangular shield along shield structure axis direction, described first auxiliary rail and described second auxiliary rail are provided with multiple elastic support structure for shoring described rectangular shield along shield structure axis direction,
For the position-limit mechanism of spacing described rectangular shield, prop up and be located on described steel bracket and be positioned at outside described second auxiliary rail.
The pedestal that starts of rectangular shield of the present invention, the effect of stable orbit is played by steel bracket, played by the rigidity supporting structure of two backbones and support rectangular shield and the effect adjusting shield machine axis, supplemental support rectangular shield is played by the elastic support structure on the first auxiliary rail and the second auxiliary rail, adjustment shield machine axis, prevent the effect that shield shell is out of shape, fixed by the position of position-limit mechanism by steel bracket and rectangular shield, play the effect preventing the position of rectangular shield from deflecting.Further, each parts of the pedestal that starts of rectangular shield of the present invention also can realize separately dismounting, integral assembling, realize recycling.
The further improvement of the pedestal that starts of rectangular shield of the present invention is, described elastic support structure comprises:
First supporting seat, is arranged on described first auxiliary rail and described second auxiliary rail;
Compress Spring, is arranged in described first supporting seat;
First arc, is arranged at described Compress Spring top, and described first arc stays on bottom described rectangular shield.
The further improvement of the pedestal that starts of rectangular shield of the present invention is, the arcwall face of described first arc and the bottom arc of described rectangular shield suitable.
The further improvement of the pedestal that starts of rectangular shield of the present invention is, described backbone comprises and is fixedly arranged on the second supporting seat on described backbone and is fixedly arranged on described second supporting seat top for supporting the second arc of described rectangular shield.
The further improvement of the pedestal that starts of rectangular shield of the present invention is, the arcwall face of described second arc and the bottom arc of described rectangular shield suitable.
The further improvement of the pedestal that starts of rectangular shield of the present invention is, described rectangular shield comprises two cutter heads, and the position of two described backbones is corresponding with the position of two described cutter heads respectively.
The further improvement of the pedestal that starts of rectangular shield of the present invention is, described backbone, described first auxiliary rail and the operating space had between described second auxiliary rail and described rectangular shield for manually carrying out operating, the height of the height of described rigidity supporting structure and the height of described elastic support structure and described operating space is suitable.
Present invention also offers a kind of mounting method of the pedestal that starts of rectangular shield, comprising:
In the position of shield launching active well inner position pedestal;
The base plate of described active well installs steel bracket;
Described steel bracket arranges two backbones, a first auxiliary rail is set between two described backbones, a second auxiliary rail is set respectively in the outside of two described backbones;
The axis of described backbone, described first auxiliary rail and described second auxiliary rail is all set to crossing with the central point of rectangular shield;
Multiple rigidity supporting structure for supporting rectangular shield being set on described backbone along shield structure axis direction, along shield structure axis direction, multiple elastic support structure for shoring described rectangular shield being set on described first auxiliary rail and described second auxiliary rail;
Described steel bracket is positioned at the position-limit mechanism installed outside described second auxiliary rail for spacing described rectangular shield, the position of described steel bracket and described rectangular shield is fixed.
The mounting method of the pedestal that starts of rectangular shield of the present invention, the effect of stable orbit is played by installing steel bracket, played by the rigidity supporting structure installing two backbones and support rectangular shield and the effect adjusting shield machine axis, supplemental support rectangular shield is played by the elastic support structure be arranged on the first auxiliary rail and the second auxiliary rail, adjustment shield machine axis, prevent the effect that shield shell is out of shape, by mounting limit mechanism, the position of steel bracket and rectangular shield is fixed, play the effect preventing the position of rectangular shield from deflecting.
The further improvement of the mounting method of the pedestal that starts of rectangular shield of the present invention is, arranging multiple elastic support structure for shoring described rectangular shield, comprising along shield structure axis direction on described first auxiliary rail and described second auxiliary rail:
Described first auxiliary rail and described second auxiliary rail arrange the first supporting seat;
In described first supporting seat, Compress Spring is set;
At described Compress Spring top, the first arc for shoring described rectangular shield is set.
The further improvement of the mounting method of the pedestal that starts of rectangular shield of the present invention is, described backbone, described first auxiliary rail and the operating space had between described second auxiliary rail and described rectangular shield for manually carrying out operating, be set to the height of described operating space suitable by the height of the height of described rigidity supporting structure and described elastic support structure.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pedestal that starts of rectangular shield of the present invention.
Fig. 2 is the top view of the guide rail mechanism of the pedestal that starts of rectangular shield of the present invention.
Fig. 3 is the structural representation started on pedestal rectangular shield being arranged on rectangular shield of the present invention.
Fig. 4 is the enlarged diagram of rigidity supporting structure and elastic support structure in Fig. 1.
Fig. 5 is the installation site schematic diagram of the rigidity supporting structure of the pedestal that starts of rectangular shield of the present invention.
Fig. 6 is the installation site schematic diagram of the elastic support structure of the pedestal that starts of rectangular shield of the present invention.
Fig. 7 is the flow chart of the mounting method of the pedestal that starts of rectangular shield of the present invention.
Detailed description of the invention
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 is the structural representation of the pedestal that starts of rectangular shield of the present invention, and Fig. 2 is the top view of the guide rail mechanism of the pedestal that starts of rectangular shield of the present invention, and Fig. 3 is the structural representation started on pedestal rectangular shield being arranged on rectangular shield of the present invention.Coordinate referring to shown in Fig. 1 ~ Fig. 3, the pedestal that starts of rectangular shield of the present invention, comprising:
Steel bracket 10, be fixed on the base plate of shield launching active well, shown in composition graphs 2, the horizontal shaped steel 110 that described steel bracket 10 is arranged perpendicular to tunnel axis direction by complex root and be fixed in described horizontal shaped steel 110 and the longitudinal shaped steel 120 of complex root arranged along tunnel axis direction forms; Steel bracket 10 mainly plays stable orbit, and the effect of adjustment elevation, steel bracket 10 must have enough rigidity, intensity.
Guide rail mechanism, be arranged on described steel bracket 10, composition graphs 2 is with shown in Fig. 3, described guide rail mechanism comprises two backbones 210 be set up on described steel bracket 10, the the second auxiliary rail 230 being arranged at the first auxiliary rail 220 between two described backbones 210 and being arranged at outside two described backbones 210, described backbone 210, the axis of described first auxiliary rail 220 and described second auxiliary rail 230 is all crossing with the central point of rectangular shield 90, described backbone 210 is provided with multiple rigidity supporting structure 410 for supporting described rectangular shield 90 along shield structure axis direction, described first auxiliary rail 220 and described second auxiliary rail 230 are provided with multiple elastic support structure 420 for shoring described rectangular shield 90 along shield structure axis direction, further, coordinate referring to shown in Fig. 5 and Fig. 6, rigidity supporting structure 410 is arranged on backbone 210 equally spacedly, and elastic support structure 420 is arranged on the first auxiliary rail 220 and the second auxiliary rail 230 equally spacedly.Wherein, backbone 210 plays and supports rectangular shield 90, the effect of adjustment shield machine axis, and track must be straight; First auxiliary rail 220 and the second auxiliary rail 230 play supplemental support rectangular shield 90, and adjustment shield machine axis, prevent the effect that shield shell is out of shape, track must be straight.Preferably, described rectangular shield 90 comprises two cutter heads, and the position of two described backbones 210 is corresponding with the position of two described cutter heads respectively.
For the position-limit mechanism 30 of spacing described rectangular shield 90, to be located on described steel bracket 10 and to be positioned at the outside of described second auxiliary rail 230, position-limit mechanism 30 is for fixing described steel bracket 10 with the position of described rectangular shield 90, play and prevent shield structure from deflecting, control the effect of shield launching stage corner.
Further, Fig. 4 is the enlarged diagram of rigidity supporting structure and elastic support structure in Fig. 1, and coordinate referring to shown in Fig. 4, described elastic support structure 420 comprises the first supporting seat 421, is arranged on described first auxiliary rail 220 and described second auxiliary rail 230; Compress Spring 422, is arranged in described first supporting seat 421; First arc 423, is arranged at the top of described Compress Spring 422, and described first arc 423 stays on the bottom of described rectangular shield 90.Described rigidity supporting structure 410 comprises the second supporting seat 411 of being fixedly arranged on described backbone 210 and is fixedly arranged on described second supporting seat 411 top for supporting the second arc 412 of described rectangular shield 90.Wherein, the arcwall face of described first arc 423 and described second arc 412 and the bottom arc of described rectangular shield 90 suitable.Preferably, composition graphs 5 is with shown in Fig. 6 again, described second arc 412 along shield structure axis direction elongated be arranged on multiple second supporting seat 411.Described first arc 423 along shield structure axis direction elongated be arranged on multiple first supporting seat 421.
Again shown in composition graphs 3, especially, described backbone 210, described first auxiliary rail 220 and the operating space 910 had between described second auxiliary rail 230 and described rectangular shield 90 for manually carrying out operating, the height of the height of described rigidity supporting structure 410 and the height of described elastic support structure 420 and described operating space 910 is suitable.
The pedestal that starts of rectangular shield of the present invention, the effect of stable orbit is played by steel bracket, played by the rigidity supporting structure of two backbones and support rectangular shield and the effect adjusting shield machine axis, supplemental support rectangular shield is played by the elastic support structure on the first auxiliary rail and the second auxiliary rail, adjustment shield machine axis, prevent the effect that shield shell is out of shape, fixed by the position of position-limit mechanism by steel bracket and rectangular shield, play the effect preventing the position of rectangular shield from deflecting.Further, each parts of the pedestal that starts of rectangular shield of the present invention also can realize separately dismounting, integral assembling, realize recycling.
Fig. 7 is the flow chart of the mounting method of the pedestal that starts of rectangular shield of the present invention, and coordinate referring to shown in Fig. 7, the mounting method of the pedestal that starts of rectangular shield of the present invention, comprising:
S101 is in the position of shield launching active well inner position pedestal;
S102 installs steel bracket on the base plate of described active well;
S103 arranges two backbones on described steel bracket, arranges a first auxiliary rail between two described backbones, arranges a second auxiliary rail in the outside of two described backbones respectively;
The axis of described backbone, described first auxiliary rail and described second auxiliary rail is all set to crossing with the central point of rectangular shield by S104;
S105 arranges multiple rigidity supporting structure for supporting rectangular shield along shield structure axis direction on described backbone, arranges multiple elastic support structure for shoring described rectangular shield along shield structure axis direction on described first auxiliary rail and described second auxiliary rail;
Wherein, along shield structure axis direction, multiple elastic support structure for shoring described rectangular shield being set on described first auxiliary rail and described second auxiliary rail, comprising:
Described first auxiliary rail and described second auxiliary rail arrange the first supporting seat;
In described first supporting seat, Compress Spring is set;
At described Compress Spring top, the first arc for shoring described rectangular shield is set;
S106 is on described steel bracket and be positioned at the position-limit mechanism installed outside described second auxiliary rail for spacing described rectangular shield, is fixed the position of described steel bracket and described rectangular shield.
Especially, described backbone, described first auxiliary rail and the operating space had between described second auxiliary rail and described rectangular shield for manually carrying out operating, be set to the height of described operating space suitable by the height of the height of described rigidity supporting structure and described elastic support structure.
Particularly, the mounting method of the pedestal that starts of rectangular shield of the present invention comprises the following steps:
1. need to carry out surveying and locating work before pedestal is started in installation, accurately locate the pedestal that starts.
2. after the pedestal that starts is reinforced and is supported, the base plate of active well installs steel bracket and backbone, the first auxiliary rail and the second auxiliary rail is installed on steel bracket, on the backbone of the pedestal that starts, the first auxiliary rail and the second auxiliary rail all apply grease to reduce shield structure at resistance when pedestal is pushed ahead that starts.
3., when the section of the starting design centre line of shield tunnel is horizontal curve, and when sweep is larger, usually the mounting center line of the pedestal that starts should be parallel to the tangential direction of the portal headwall place tunnel center line that starts; When the section of the starting design centre line of shield tunnel is horizontal curve, and when sweep is less, the mounting center line of the pedestal that usually starts should be parallel to the secant direction of the portal headwall place tunnel center line that starts; When the section of the starting design centre line of shield tunnel is straightway, the mounting center line of the pedestal that usually starts should be parallel to the portal headwall place tunnel centerline direction that starts.
4. the gradient (i.e. the center gradient of shield structure) of pedestal of starting should be consistent substantially with the Tunnel Design axis gradient.To start the location of pedestal, tunnel posterior settlement factor should be considered, absolute altitude (Ji Dungou center) 15 ~ 35 ㎜s higher than design axis of the pedestal that usually starts.
5. the vertical trend of pedestal that starts answers < 2 ‰ with design axis vertical trend deviation, and level trend deviation answers < ± 3 ‰.
6., after the pedestal that starts accurately is located, tackle the pedestal that starts and carry out reinforcing support operation.By welding, the frame pedestal that starts is fixed on the reserved steel plate of foundation ditch concrete organization soleplate; Utilize the horizontal and vertical support of shaped steel to start pedestal simultaneously, improve the stability of the pedestal that starts.
7. be steadily installed on overall base by shield structure, main by two backbones support shield machines, the first auxiliary rail and the second auxiliary rail rely on the active force of the Compress Spring of elastic support structure to be close to bottom rectangular shield, play the effect of supplemental support.
8. mounting limit mechanism on steel bracket, is fixed shield structure and integrated steel-structure bracket by position limiting structure, prevents rectangular shield from deflecting, and rectangular shield advances along position limiting structure level and starts.
9. when portal circle and rectangular shield cutterhead distant time, should consider to increase extension rail in portal ring, shield structure front end dip is caused because main frame cantilever is long after preventing shield structure from pushing portal, the sealing effectiveness that the length of track can not affect portal sealing contact the space after portal needed for cutterhead rotation with cutterhead, and be fixed by welding in portal steel loop, prevent the extension rail in portal from coming off and cause security incident.
The mounting method of the pedestal that starts of rectangular shield of the present invention, the effect of stable orbit is played by installing steel bracket, played by the rigidity supporting structure installing two backbones and support rectangular shield and the effect adjusting shield machine axis, supplemental support rectangular shield is played by the elastic support structure be arranged on the first auxiliary rail and the second auxiliary rail, adjustment shield machine axis, prevent the effect that shield shell is out of shape, by mounting limit mechanism, the position of steel bracket and rectangular shield is fixed, play the effect preventing the position of rectangular shield from deflecting.
The above is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, not departing from the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be the content not departing from technical solution of the present invention, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the pedestal that starts of rectangular shield, is characterized in that, comprising:
Steel bracket, is fixed on the base plate of shield launching active well;
Be arranged at the guide rail mechanism on described steel bracket, comprise two backbones be set up on described steel bracket, the the second auxiliary rail being arranged at the first auxiliary rail between two described backbones and being arranged at outside two described backbones, described backbone, the axis of described first auxiliary rail and described second auxiliary rail is all crossing with the central point of rectangular shield, described backbone is provided with multiple rigidity supporting structure for supporting described rectangular shield along shield structure axis direction, described first auxiliary rail and described second auxiliary rail are provided with multiple elastic support structure for shoring described rectangular shield along shield structure axis direction,
For the position-limit mechanism of spacing described rectangular shield, prop up and be located on described steel bracket and be positioned at outside described second auxiliary rail.
2. the pedestal that starts of rectangular shield as claimed in claim 1, it is characterized in that, described elastic support structure comprises:
First supporting seat, is arranged on described first auxiliary rail and described second auxiliary rail;
Compress Spring, is arranged in described first supporting seat;
First arc, is arranged at described Compress Spring top, and described first arc stays on bottom described rectangular shield.
3. the pedestal that starts of rectangular shield as claimed in claim 2, is characterized in that, the arcwall face of described first arc and the bottom arc of described rectangular shield suitable.
4. the pedestal that starts of rectangular shield as claimed in claim 1, is characterized in that, described backbone comprises the second supporting seat of being fixedly arranged on described backbone and is fixedly arranged on described second supporting seat top for supporting the second arc of described rectangular shield.
5. the pedestal that starts of rectangular shield as claimed in claim 4, is characterized in that, the arcwall face of described second arc and the bottom arc of described rectangular shield suitable.
6. the pedestal that starts of rectangular shield as claimed in claim 1, it is characterized in that, described rectangular shield comprises two cutter heads, and the position of two described backbones is corresponding with the position of two described cutter heads respectively.
7. the pedestal that starts of rectangular shield as claimed in claim 1, it is characterized in that, described backbone, described first auxiliary rail and the operating space had between described second auxiliary rail and described rectangular shield for manually carrying out operating, the height of the height of described rigidity supporting structure and the height of described elastic support structure and described operating space is suitable.
8. a mounting method for the pedestal that starts of rectangular shield, is characterized in that, comprising:
In the position of shield launching active well inner position pedestal;
The base plate of described active well installs steel bracket;
Described steel bracket arranges two backbones, a first auxiliary rail is set between two described backbones, a second auxiliary rail is set respectively in the outside of two described backbones;
The axis of described backbone, described first auxiliary rail and described second auxiliary rail is all set to crossing with the central point of rectangular shield;
Multiple rigidity supporting structure for supporting rectangular shield being set on described backbone along shield structure axis direction, along shield structure axis direction, multiple elastic support structure for shoring described rectangular shield being set on described first auxiliary rail and described second auxiliary rail;
Described steel bracket is positioned at the position-limit mechanism installed outside described second auxiliary rail for spacing described rectangular shield, the position of described steel bracket and described rectangular shield is fixed.
9. the mounting method of the pedestal that starts of rectangular shield as claimed in claim 8, is characterized in that, arranging multiple elastic support structure for shoring described rectangular shield, comprising along shield structure axis direction on described first auxiliary rail and described second auxiliary rail:
Described first auxiliary rail and described second auxiliary rail arrange the first supporting seat;
In described first supporting seat, Compress Spring is set;
At described Compress Spring top, the first arc for shoring described rectangular shield is set.
10. the mounting method of the pedestal that starts of rectangular shield as claimed in claim 8, it is characterized in that, described backbone, described first auxiliary rail and the operating space had between described second auxiliary rail and described rectangular shield for manually carrying out operating, be set to the height of described operating space suitable by the height of the height of described rigidity supporting structure and described elastic support structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410837710.XA CN104564087B (en) | 2014-12-28 | 2014-12-28 | One kind rectangular shield originate pedestal and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410837710.XA CN104564087B (en) | 2014-12-28 | 2014-12-28 | One kind rectangular shield originate pedestal and installation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104564087A true CN104564087A (en) | 2015-04-29 |
| CN104564087B CN104564087B (en) | 2016-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410837710.XA Active CN104564087B (en) | 2014-12-28 | 2014-12-28 | One kind rectangular shield originate pedestal and installation method thereof |
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| CN (1) | CN104564087B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060798A (en) * | 2017-04-25 | 2017-08-18 | 封鸿涛 | The increasing resistance stepping guide mechanism and its method of a kind of soil layer driving |
| CN107435540A (en) * | 2017-08-11 | 2017-12-05 | 中铁工程装备集团技术服务有限公司 | It is a kind of can quick regulation shield launching guide table device |
| CN108019212A (en) * | 2017-12-21 | 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 device for preventing from twisting during shield launching |
| 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 |
| CN110439578A (en) * | 2019-09-16 | 2019-11-12 | 北京城建中南土木工程集团有限公司 | A kind of base construction and its design method of shield machine |
| CN113123800A (en) * | 2021-05-14 | 2021-07-16 | 中铁十四局集团大盾构工程有限公司 | Construction method of starting base of large-diameter shield tunnel steel structure |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060798A (en) * | 2017-04-25 | 2017-08-18 | 封鸿涛 | The increasing resistance stepping guide mechanism and its method of a kind of soil layer driving |
| CN107060798B (en) * | 2017-04-25 | 2023-02-03 | 封鸿涛 | Resistance-increasing stepping guide mechanism for soil layer tunneling and method thereof |
| CN107435540A (en) * | 2017-08-11 | 2017-12-05 | 中铁工程装备集团技术服务有限公司 | It is a kind of can quick regulation shield launching guide table device |
| CN108019212A (en) * | 2017-12-21 | 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 device for preventing from twisting during shield launching |
| 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 |
| CN110219658B (en) * | 2019-07-25 | 2024-04-12 | 中建八局轨道交通建设有限公司 | Device for preventing shield tunneling machine from head planting and use method thereof |
| CN110439578A (en) * | 2019-09-16 | 2019-11-12 | 北京城建中南土木工程集团有限公司 | A kind of base construction and its design method of shield machine |
| CN110439578B (en) * | 2019-09-16 | 2024-02-13 | 北京城建中南土木工程集团有限公司 | Base structure of shield tunneling machine and design method thereof |
| CN113123800A (en) * | 2021-05-14 | 2021-07-16 | 中铁十四局集团大盾构工程有限公司 | Construction method of starting base of large-diameter shield tunnel steel structure |
| CN113123800B (en) * | 2021-05-14 | 2022-04-15 | 中铁十四局集团大盾构工程有限公司 | Construction method of starting base of large-diameter shield tunnel steel structure |
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| CN104564087B (en) | 2016-11-30 |
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Inventor after: Li Gang Inventor after: Wang Hao Inventor after: Yang Bingming Inventor after: Huang Dezhong Inventor after: Zhu Yanfei Inventor after: Huang Jun Inventor after: Di Yixin Inventor after: Huang Yi Inventor after: Fan Jie Inventor after: Wang Xuandong Inventor before: Li Gang Inventor before: Huang Dezhong Inventor before: Zhu Yanfei Inventor before: Huang Jun Inventor before: Di Yixin Inventor before: Fan Jie Inventor before: Wang Xuandong Inventor before: Wang Hao |
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Effective date of registration: 20151022 Address after: 200232 Shanghai city Xuhui District Wanping Road No. 1099 5 floor Applicant after: SHANGHAI TUNNEL ENGINEERING CO., LTD. Applicant after: Ningbo Metro Group Co., Ltd. Applicant after: Shanghai tunneling shield Engineering Co., Ltd Address before: 200232 Shanghai city Xuhui District Wanping Road No. 1099 5 floor Applicant before: SHANGHAI TUNNEL ENGINEERING CO., LTD. Applicant before: SHANGHAI TUNNEL ENGINEERING CO., LTD. Applicant before: Shanghai tunneling shield Engineering Co., Ltd |
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