CN204002796U - Shield launching steel is born ring structure - Google Patents
Shield launching steel is born ring structure Download PDFInfo
- Publication number
- CN204002796U CN204002796U CN201420286819.4U CN201420286819U CN204002796U CN 204002796 U CN204002796 U CN 204002796U CN 201420286819 U CN201420286819 U CN 201420286819U CN 204002796 U CN204002796 U CN 204002796U
- Authority
- CN
- China
- Prior art keywords
- arc
- calibrated bolck
- plate
- lattice chamber
- contiguous block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Lining And Supports For Tunnels (AREA)
Abstract
The utility model discloses the negative ring structure of a kind of shield launching steel, is included as at least three calibrated bolcks of odd number, two contiguous blocks and a slice piece that binds; Calibrated bolck, contiguous block, the piece that binds connect into ring-type; These sections of jurisdiction are all the latticed skeletons that adopts sealing, make the structure of section of jurisdiction more stable; And section of jurisdiction is provided with the first steel pipe and second steel pipe of vertical and horizontal, and hand hole and holder; Be equipped with connecting bolt at vertical and horizontal; Connecting bolt inserts and passes and be connected with reaction frame from the first steel pipe from hand hole, thereby has solved the connectivity problem between reference rings and reaction frame; Connecting bolt inserts and passes and be connected with holder from the second steel pipe from hand hole, like this pipe sheet assembling is become to complete negative ring, thereby has solved section of jurisdiction without longitudinally connecting assembled problem; And this structure can improve the out of roundness of follow-up section of jurisdiction and reduce gap of the shield tail.
Description
Technical field
The utility model belongs to shield tunnel project technical field, is specifically related to the negative ring structure of a kind of shield launching steel.
Background technology
When shield launching, starting in working shaft, the rear end of shield machine is a reaction frame---the back of counter-force is provided, ring-type section of jurisdiction need be installed between jack and shield machine to tunnel the active force of pushing ahead to shield machine when shield machine is pushed ahead.Conventionally, when shield launching, the negative ring of first ring is reference rings, if reference rings pipe sheet assembling precision can not meet the demands, will directly affect the out of roundness, longitudinal bolt position, gap of the shield tail of follow-up section of jurisdiction etc., when serious, will make the too small generation destruction in tail sealing device of shield and gap, section of jurisdiction and cannot effective sealing.
Reference rings generally adopts reinforced concrete segment ring at present.This structure reference rings is assembled under the condition without longitudinally connecting, but because section of jurisdiction quality is large, section of jurisdiction is inconvenient to fix, locate, therefore, this scheme has the shortcomings such as assembled risk is high, splicing accuracy is poor, and owing to being connected special built-in fitting need to be set between section of jurisdiction end face and reaction frame, this has just caused segment prefabricated technique more loaded down with trivial details, easily affects segment prefabricated precision.
In prior art, also have in part engineering and adopt steel loop as reference rings, but, the form of the piecemeal lifting that the structure of existing steel loop adopts is installed, although this steel loop structure has solved the connectivity problem between reference rings and reaction frame, still exist between concrete pipe sheet without the problem longitudinally connecting.
Utility model content
For the deficiency in background technology, the purpose of this utility model is to provide a kind of and solves between connectivity problem between reference rings and reaction frame and section of jurisdiction without the longitudinal negative ring structure of shield launching steel of connectivity problem simultaneously.
For achieving the above object, the negative ring structure of the shield launching steel of the utility model design, is included as at least three of odd number---first, second, and third calibrated bolck, two---the first and second contiguous blocks and a slice piece that binds; The described first to the 3rd calibrated bolck, the first contiguous block, bind piece and the second contiguous block successively head and the tail connect into ring-type; It is characterized in that: described calibrated bolck, contiguous block and the piece that binds all at least comprise: the arc lattice chamber of the latticed end face opening that crisscross perpendicular gusset and middle ring flat-plate form; Described arc lattice chamber is provided with hoop end plate along arc length direction two ends, and parallel arc length direction two ends, described arc lattice chamber are provided with annular endplate, and end face and the bottom surface in described arc lattice chamber are respectively equipped with outer arcuate plate and arc plate; The airtight described arc lattice of described hoop end plate, annular endplate, arc plate and outer arcuate plate chamber, and be full of concrete in described airtight arc lattice chamber; One side annular endplate place is provided with the first steel pipe that stretches into described arc lattice chamber from this end face, be provided with the second steel pipe that stretches into described arc lattice chamber from this to end plate place with at least one side ring, and hand hole from from arc plate end face to described arc lattice chamber inner recess; Described the first steel pipe and hand hole are communicated with annular endplate described in described arc plate and a side; Described the second steel pipe and hand hole are communicated with hoop end plate described in described arc plate and at least one side; Described contiguous block, described in bind piece and except being positioned at least one side ring of remaining calibrated bolck of calibrated bolck in the middle of odd number calibrated bolck and being provided with to end plate place the holder in embedding described arc lattice chamber.
Preferably, at least one described hoop end plate is provided with the first external part along circular arc direction.
Preferably, at least one side of described arc plate is provided with the second external part along its width.
Preferably, described calibrated bolck is at the rectangle that is projected as of horizontal plane.
Preferably, described contiguous block is in the right-angled trapezium that is projected as of horizontal plane.
Preferably, the be projected as isosceles trapezoid of piece at horizontal plane binds described in.
Preferably, described outer arcuate plate place is provided with three locating holes that stretch into described arc lattice chamber from this, and the line in the described locating hole center of circle is at the equilateral triangle that is projected as of horizontal plane.
Preferably, described contiguous block, described in bind piece and at least one side ring of calibrated bolck be provided with the hoop locating hole that stretches into described arc lattice chamber from this to end plate place, and described contiguous block, described in bind piece and except the calibrated bolck being positioned in the middle of odd number calibrated bolck a side ring of remaining calibrated bolck be provided with the hoop alignment pin coordinating with described hoop locating hole to end plate place.
The beneficial effects of the utility model are: adopt the latticed skeleton of sealing, make the structure of section of jurisdiction more stable; Be equipped with connecting bolt at vertical and horizontal; Connecting bolt inserts and passes and be connected with reaction frame from the first steel pipe from hand hole, thereby has solved the connectivity problem between reference rings and reaction frame; Connecting bolt inserts and passes and be connected with holder from the second steel pipe from hand hole, like this pipe sheet assembling is become to complete negative ring, thereby has solved section of jurisdiction without longitudinally connecting assembled problem; And this structure can improve the out of roundness of follow-up section of jurisdiction and reduce gap of the shield tail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model
Fig. 2 is the structural representation that the utility model is positioned at the middle calibrated bolck of odd number calibrated bolck
Fig. 3 is the cross-sectional schematic that Fig. 2 is positioned at the second steel pipe place
Fig. 4 is the schematic side view of Fig. 2
Fig. 5 is that the utility model removes the structural representation that is positioned at middle all the other calibrated bolcks of calibrated bolck of odd number calibrated bolck
Fig. 6 is the cross-sectional schematic that Fig. 5 is positioned at the second steel pipe place
Fig. 7 is side-looking the first steel pipe of Fig. 5 and the stagewise cutaway view schematic diagram that locating hole goes out
Fig. 8 is the structural representation of the utility model contiguous block
Fig. 9 is the bind structural representation of piece of the utility model
Figure 10 is that the calibrated bolck structure master that the utility model is positioned in the middle of odd number calibrated bolck looks schematic diagram
In figure: the first calibrated bolck GB1, the second calibrated bolck GB2, the 3rd calibrated bolck GB3, the 4th calibrated bolck GB4, the 5th calibrated bolck GB5, the 6th calibrated bolck GB6, the 7th calibrated bolck GB7, the first contiguous block GL1, the second contiguous block GL2, the piece GF1 that binds, perpendicular gusset 1, middle ring flat-plate 2, hoop end plate 3, annular endplate 4, arc plate 5, outer arcuate plate 6, the first steel pipe 7, the second steel pipe 8, hand hole 9, holder 10, locating hole 11, hoop locating hole 12, hoop alignment pin 13;
Wherein: the first external part 31, the second external part 61.
Detailed description of the invention
As shown in Figures 1 to 9, the negative ring structure of shield launching steel of the utility model design, be included as the first to the 7th calibrated bolck GB1-GB7 of odd number, wherein the 4th calibrated bolck GB4 is positioned at the centre, two of seven calibrated bolcks---the first and second contiguous block GL1, GL2 and a slice piece GF1 that binds; The described first to the 7th calibrated bolck GB1-GB7, the first contiguous block GL1, bind piece GF1 and the second contiguous block GL2 successively head and the tail connect into ring-type; Seven described calibrated bolck GB1-GB7, two contiguous block GL1, GL2 and the piece GF1 that binds all at least comprise: the arc lattice chamber of the latticed end face opening that crisscross perpendicular gusset 1 and middle ring flat-plate 2 form; Described arc lattice chamber is provided with hoop end plate 3 along arc length direction two ends, and parallel arc length direction two ends, described arc lattice chamber are provided with annular endplate 4, and end face and the bottom surface in described arc lattice chamber are respectively equipped with outer arcuate plate 5 and arc plate 6; The airtight described arc lattice of described hoop end plate 3, annular endplate 4, arc plate 5 and outer arcuate plate 6 chamber, and be full of concrete in described airtight arc lattice chamber; One side annular endplate 4 places are provided with the first steel pipe 7 that stretches into described arc lattice chamber from this end face, be provided with the second steel pipe 8 that stretches into described arc lattice chamber from this to end plate 3 places with at least one side ring, and hand hole 9 from from arc plate 6 end faces to described arc lattice chamber inner recess; Described the first steel pipe 7 and hand hole 9 are communicated with annular endplate 4 described in described arc plate 6 and a side; Described the second steel pipe 8 and hand hole 9 are communicated with hoop end plate 3 described in described arc plate 6 and at least one side; Described contiguous block GL1, GL2, described in bind piece GF1 and except being positioned at least one side ring of calibrated bolck GB4 remaining calibrated bolck GB1-GB3, GB5-GB7 in the middle of odd number calibrated bolck and being provided with to end plate 3 places the holder 10 in embedding described arc lattice chamber.Preferably, at least one described hoop end plate 3 is provided with the first external part 31 along circular arc direction.Preferably, at least one side of described arc plate 6 is provided with the second external part 61 along its width.
Again as shown in Figure 2 and Figure 5, preferred, described calibrated bolck GB1-GB7 is at the rectangle that is projected as of horizontal plane.
Again as shown in Figure 8, preferred, described contiguous block GB1, GB2 are in the right-angled trapezium that is projected as of horizontal plane.
Again as shown in Figure 9, preferred, described in the be projected as isosceles trapezoid of piece GF1 at horizontal plane that bind.
For another example shown in Fig. 2, Fig. 4, Fig. 5, Fig. 7 to Fig. 9, preferred, described arc plate 6 places are provided with three locating holes 11 that stretch into described arc lattice chamber from this, and the line in described locating hole 11 centers of circle is at the equilateral triangle that is projected as of horizontal plane.
As shown in figure 10, preferably, described contiguous block GL1, GL2, described piece GF1 and at least one side ring of calibrated bolck GB1-GB7 of binding is provided with the hoop locating hole 12 that stretches into described arc lattice chamber from this to end plate 3 places, and described contiguous block GL1, GL2, described in bind piece GF1 and except the calibrated bolck being positioned in the middle of odd number calibrated bolck a side ring of remaining calibrated bolck GB1-GB3, GB5-GB6 be provided with the hoop alignment pin 13 coordinating with described hoop locating hole 12 to end plate 3 places.Shown in Figure 10 is hoop locating hole 12 on one of them calibrated bolck and the structure of hoop alignment pin 13, the structure of other calibrated bolck and contiguous block and bind hoop locating hole 12 on piece and hoop alignment pin 13 is similar with it, just separately does accompanying drawing and explanation at this.
Claims (8)
1. the negative ring structure of shield launching steel, is included as at least three of odd number---first, second, and third calibrated bolck, two---the first and second contiguous blocks and a slice piece that binds; The described first to the 3rd calibrated bolck, the first contiguous block, bind piece and the second contiguous block successively head and the tail connect into ring-type; It is characterized in that: described calibrated bolck, contiguous block and the piece that binds all at least comprise: the arc lattice chamber of the latticed end face opening that crisscross perpendicular gusset and middle ring flat-plate form; Described arc lattice chamber is provided with hoop end plate along arc length direction two ends, and parallel arc length direction two ends, described arc lattice chamber are provided with annular endplate, and end face and the bottom surface in described arc lattice chamber are respectively equipped with outer arcuate plate and arc plate; The airtight described arc lattice of described hoop end plate, annular endplate, arc plate and outer arcuate plate chamber, and be full of concrete in described airtight arc lattice chamber; One side annular endplate place is provided with the first steel pipe that stretches into described arc lattice chamber from this end face, be provided with the second steel pipe that stretches into described arc lattice chamber from this to end plate place with at least one side ring, and hand hole from from arc plate end face to described arc lattice chamber inner recess; Described the first steel pipe and hand hole are communicated with annular endplate described in described arc plate and a side; Described the second steel pipe and hand hole are communicated with hoop end plate described in described arc plate and at least one side; Described contiguous block, described in bind piece and except being positioned at least one side ring of remaining calibrated bolck of calibrated bolck in the middle of odd number calibrated bolck and being provided with to end plate place the holder in embedding described arc lattice chamber.
2. the negative ring structure of shield launching steel according to claim 1, is characterized in that: at least one described hoop end plate is provided with the first external part along circular arc direction.
3. the negative ring structure of shield launching steel according to claim 1, is characterized in that: at least one side of described arc plate is provided with the second external part along its width.
4. the negative ring structure of shield launching steel according to claim 1, is characterized in that: described calibrated bolck is at the rectangle that is projected as of horizontal plane.
5. the negative ring structure of shield launching steel according to claim 1, is characterized in that: described contiguous block is in the right-angled trapezium that is projected as of horizontal plane.
6. the negative ring structure of shield launching steel according to claim 1, is characterized in that: described in the be projected as isosceles trapezoid of piece at horizontal plane that bind.
7. the negative ring structure of shield launching steel according to claim 1, is characterized in that: described outer arcuate plate place is provided with three locating holes that stretch into described arc lattice chamber from this, and the line in the described locating hole center of circle is at the equilateral triangle that is projected as of horizontal plane.
8. the negative ring structure of shield launching steel according to claim 1, it is characterized in that: described contiguous block, described in bind piece and at least one side ring of calibrated bolck be provided with the hoop locating hole that stretches into described arc lattice chamber from this to end plate place, and described contiguous block, described in bind piece and except the calibrated bolck being positioned in the middle of odd number calibrated bolck a side ring of remaining calibrated bolck be provided with the hoop alignment pin coordinating with described hoop locating hole to end plate place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420286819.4U CN204002796U (en) | 2014-05-30 | 2014-05-30 | Shield launching steel is born ring structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420286819.4U CN204002796U (en) | 2014-05-30 | 2014-05-30 | Shield launching steel is born ring structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204002796U true CN204002796U (en) | 2014-12-10 |
Family
ID=52042815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420286819.4U Expired - Fee Related CN204002796U (en) | 2014-05-30 | 2014-05-30 | Shield launching steel is born ring structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204002796U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677808A (en) * | 2017-01-10 | 2017-05-17 | 上海隧道工程有限公司 | Minus-circled flake construction method for shield tunnel construction |
| CN107916943A (en) * | 2017-12-12 | 2018-04-17 | 四川迈铁龙科技有限公司 | External member that shield segment assembling constructs and tenon formula is located by connecting |
| 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 |
| CN112454608A (en) * | 2020-11-12 | 2021-03-09 | 上海隧道工程有限公司 | Shallow-earthing large-diameter shield negative ring pipe piece structure and manufacturing method thereof |
| CN112523783A (en) * | 2019-09-17 | 2021-03-19 | 安徽理工大学 | Quick assembly type support bracket and support method |
-
2014
- 2014-05-30 CN CN201420286819.4U patent/CN204002796U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677808A (en) * | 2017-01-10 | 2017-05-17 | 上海隧道工程有限公司 | Minus-circled flake construction method for shield tunnel construction |
| CN106677808B (en) * | 2017-01-10 | 2019-05-10 | 上海隧道工程有限公司 | The negative ring construction method of shield method tunnel construction |
| CN107916943A (en) * | 2017-12-12 | 2018-04-17 | 四川迈铁龙科技有限公司 | External member that shield segment assembling constructs and tenon formula is located by connecting |
| 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 |
| CN110424983B (en) * | 2019-08-09 | 2020-11-03 | 中建八局轨道交通建设有限公司 | Force unloading device convenient for dismounting negative ring pipe piece and dismounting method thereof |
| CN112523783A (en) * | 2019-09-17 | 2021-03-19 | 安徽理工大学 | Quick assembly type support bracket and support method |
| CN112523783B (en) * | 2019-09-17 | 2023-01-06 | 安徽理工大学 | Rapid assembled support bracket and support method |
| CN112454608A (en) * | 2020-11-12 | 2021-03-09 | 上海隧道工程有限公司 | Shallow-earthing large-diameter shield negative ring pipe piece structure and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204002796U (en) | Shield launching steel is born ring structure | |
| CN203201562U (en) | Shield tunneling machine initial counter-force frame convenient to detach, install and transport | |
| CN203808251U (en) | Ring plate type round-steel tubular column-H-shaped steel girder joint structure convenient to mount | |
| CN103233528A (en) | Self-reset buckling limitation support | |
| CN203822315U (en) | Shield launching reaction frame | |
| CN203927069U (en) | A kind of oil transport pipeline support | |
| CN103527215B (en) | A kind of universal wedge-shaped segment ring of extra small radius of curvature shield tunnel | |
| CN203978469U (en) | A kind of Simple assembled hydraulic support device | |
| CN203583665U (en) | Novel hinged support | |
| CN204715349U (en) | Tenon joint type resistance to plucking connector | |
| CN201390959Y (en) | Novel pile foundation structure | |
| CN204662782U (en) | A kind of combined steering gear | |
| CN203589665U (en) | MPP (modified polypropylene) power cable protection pipe | |
| CN204097973U (en) | A kind of hydraulic rotary locking device for plane gate and trashrack | |
| CN201539848U (en) | Comb-shape channel steel locating device | |
| CN203034916U (en) | Assembled construction barrier | |
| CN103538147B (en) | Special-shaped prestressing combination support pile punching block | |
| CN203330611U (en) | Adjustable pipeline assembly welding bracket | |
| CN104759837A (en) | Process for fabricating cross brace standard parts of thickener stand column | |
| CN204873382U (en) | Four lamella structure friction pulleys of lifting machine of restricting more | |
| CN205346520U (en) | Winding converter | |
| CN203271791U (en) | Integrally-placed hydraulic support | |
| CN203336099U (en) | Flange high in strength and not prone to deformation | |
| CN203782696U (en) | Pile head locking structure | |
| CN202987843U (en) | Banding and fixing device for pipe barrel piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 |