CN204920980U - Shield tunnel structure antidetonation device under water - Google Patents
Shield tunnel structure antidetonation device under water Download PDFInfo
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- CN204920980U CN204920980U CN201520574948.8U CN201520574948U CN204920980U CN 204920980 U CN204920980 U CN 204920980U CN 201520574948 U CN201520574948 U CN 201520574948U CN 204920980 U CN204920980 U CN 204920980U
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Abstract
The utility model belongs to the shield tunnel field especially relates to a shield tunnel structure antidetonation device under water, including steel pipe piece, ordinary section of jurisdiction, ordinary waterstop, heterotypic large deformation waterstop, omega large deformation waterstop, alloy sleeve, alloy sleeve set nut, high strength spring, damping stick, reinforcing plate, a ring steel pipe piece and B ring steel pipe piece, the utility model discloses utilizing the characteristics that spring rate is little, focusing on the device department with the linear deformation under the earthquake operating mode, the spring bears vertical pulling force and pressure, and the damping stick takes place the ductility deformation and carries out the energy conversion, realizes vertically combatting earthquake, utilizes the alloy sleeve to resist the horizontal shear force of shield tunnel simultaneously to utilize three large deformation waterstops to realize that the antidetonation is waterproof, this shield tunnel structure antidetonation device under water can show engineering cost and the construction period who reduces because of the earthquake resistant construction takes place, is showing improvement shield tunnel antidetonation engineering quality simultaneously, is particularly useful for the under water shield tunnel of highly seismic region through the weak stratum of growing up.
Description
Technical field
The utility model belongs to shield tunnel field, particularly a kind of underwater shield tunneling structure antishock device.
Background technology
Shield tunnel is that prefabricated arc section of jurisdiction is connected assembled structure by a kind of bolt that utilizes.Shield tunnel in the past designs the requirement of less consideration antidetonation.But in recent years along with the shield tunnel built gets more and more, part tunnel is even in the high seismic intensity area of more than 7 degree.Numerical computations finds, common bolt connects the safety and life requirement that cannot meet shield tunnel under water under high-intensity earthquake operating mode, must take seismic measures.
At present, domestic and international shield tunnel anti-shock methods and measure are mainly for soft stratum, namely ground stabilization is carried out to soft stratum along the line, reduce the seismic response (mainly reducing the earthquake displacement amount of shield tunnel) of shield tunnel, the distinct disadvantage of this methods and measures is that seismic response (mainly the earthquake displacement of shield tunnel) is difficult to eliminate completely, when seismic response is excessive, tunnel structure just can not meet the requirement of safety and durability, and this methods engineering amount is large, cost is high, complicated construction technique, difficult quality guarantee.
Utility model content
The purpose of this utility model is to provide a kind of underwater shield tunneling structure antishock device, is particularly useful for the shield tunnel under water crossing river, excessively sea by soft stratum of growing up, reduces seismic measures cost, and easy construction, reliable in quality.
Above-mentioned purpose of the present utility model realizes by the following technical solutions: a kind of underwater shield tunneling structure antishock device comprises steel pipe sheet, common section of jurisdiction, common waterstop, special-shaped large deformation waterstop, Ω large deformation waterstop, alloy sleeve, alloy sleeve setscrew nut, high-strength spring, damper bar, stiffener, A ring steel pipe sheet and B ring steel pipe sheet.
Further, described steel pipe sheet is hollow structure, and point left and right two rings, its inside is provided with several roads stiffener, and left and right two ring steel pipe sheet is longitudinally connected with damper bar by high-strength spring, passes alloy sleeve at seam crossing high-strength spring and damper bar; Described steel pipe sheet is provided with the closed special-shaped large deformation waterstop of twice, is provided with one domain Ω large deformation waterstop in addition in inner side.
Further, described steel pipe sheet divides left and right two rings, and about it, two rings are respectively A ring steel pipe sheet and B ring steel pipe sheet, and A ring steel pipe sheet and B ring steel pipe sheet piecemeal quantity and size are with common section of jurisdiction.
Further, described special-shaped large deformation waterstop is the closed waterstop of large, the other three side sizes of a kind of side size little (with the same size of common section of jurisdiction waterstop).
Further, described high-strength spring and damper bar are welded on steel pipe sheet inner face.
Further, described high-strength spring number accounts for 2/3 of longitudinal connector, and damper bar number accounts for 1/3 of longitudinal connector.
Further, described steel pipe sheet shape size is identical with the common section of jurisdiction of shield tunnel, chip length about common section of jurisdiction half.
Tunnel structure anti-shock methods of the present utility model is a kind of innovation, and completely different from current existing stratum consolidation anti-seismic idea, compared with existing stratum consolidation seismic measures, the beneficial effects of the utility model are:
(1) the shield tunnel vertical structure overwhelming majority of the present utility model adopts reinforced concrete segment assembled, only arrange a set of prefabricated steel pipe sheet respectively in special position, utilize the antishock device be attached on steel pipe sheet, realize the target of shield tunnel construction antidetonation.
(2) shield tunnel construction antishock device of the present utility model arranges limited amount along the line, and engineering quantity is little, can significantly reduce seismic measures construction costs, and antishock device is prefabricated on ground forms, and can ensure the quality of engineering.
(3) steel pipe sheet large deformation waterstop of the present utility model is arranged on steel pipe sheet end face, and side arranges ordinary reinforced concrete section of jurisdiction waterstop, greatly reduces the input of large-scale assembled equipment in shield tunnel.
(4) shield tunnel construction antishock device of the present utility model easy construction, simply assembled, can significantly reduce the construction period occurred because taking seismic measures.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific implementation method, the utility model is described in further detail:
Fig. 1 is the shock-proof connector device reference diagram of duct pieces of shield tunnel in prior art;
Fig. 2 is the utility model underwater shield tunneling structure antishock device steel pipe sheet high-strength spring connection layout;
Fig. 3 is the utility model underwater shield tunneling structure antishock device steel pipe sheet damper bar connection layout;
Fig. 4 is the longitudinal connector distribution map of the utility model underwater shield tunneling structure antishock device monolithic steel pipe sheet.
Wherein
1-steel pipe sheet, the common section of jurisdiction of 2-, the common waterstop of 3-, the special-shaped large deformation waterstop of 4-, 5-Ω large deformation waterstop, 6-alloy sleeve, 7-alloy sleeve setscrew nut, 8-high-strength spring, 9-damper bar, 10-stiffener, 11-A ring steel pipe sheet, 12-B ring steel pipe sheet.
Detailed description of the invention
Below in conjunction with detailed description of the invention and Figure of description, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
As shown in the figure, a kind of underwater shield tunneling structure antishock device comprises steel pipe sheet 1, common section of jurisdiction 2, common waterstop 3, special-shaped large deformation waterstop 4, Ω large deformation waterstop 5, alloy sleeve 6, alloy sleeve setscrew nut 7, high-strength spring 8, damper bar 9, stiffener 10, A ring steel pipe sheet 11 and B ring steel pipe sheet 12; Steel pipe sheet 1 is hollow structure, and point left and right two rings, its inside is provided with several roads stiffener 10, and left and right two ring steel pipe sheet is longitudinally connected with damper bar 9 by high-strength spring 8, passes alloy sleeve 6 at seam crossing high-strength spring 8 and damper bar 9; Steel pipe sheet 1 is provided with the closed special-shaped large deformation waterstop 4 of twice, is provided with one domain Ω large deformation waterstop 5 in addition in inner side; Under earthquake operating mode, steel pipe sheet 1 joint rigidity is low, shield tunnel longitudinal strain will be concentrated at this, high-strength spring 8 is utilized to resist pulling force and the pressure of shield tunnel longitudinal direction, seismic energy conversion is carried out by the ductile deformation of damper bar 9, realize longitudinal antidetonation, utilize alloy sleeve 6 to resist shield tunnel transverse shearing force simultaneously, and utilize three road large deformation waterstops to realize antidetonation waterproof, high-strength spring 8, damper bar 9 and large deformation waterstop all have the performance adapting to large deformation, and under can guaranteeing earthquake operating mode, structure is intact.
Preferably, steel pipe sheet about 1 point two rings, about it, two rings are respectively A ring steel pipe sheet 11 and B ring steel pipe sheet 12, and A ring steel pipe sheet 11 and B ring steel pipe sheet 12 piecemeal quantity and size are with common section of jurisdiction.
Preferably, special-shaped large deformation waterstop 4 is closed waterstops of large, the other three side sizes of a kind of side size little (with the same size of common section of jurisdiction waterstop).
Preferably, high-strength spring 8 and damper bar 9 are welded on steel pipe sheet 1 inner face.
Preferably, high-strength spring 8 number accounts for 2/3 of longitudinal connector, and damper bar 9 number accounts for 1/3 of longitudinal connector.
Preferably, steel pipe sheet shape size is identical with the common section of jurisdiction of shield tunnel, chip length about common section of jurisdiction half.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change above-mentioned embodiment and revise.Therefore, the utility model is not limited to above-mentioned detailed description of the invention, and any apparent improvement of every those skilled in the art done by basis of the present utility model, replacement or modification all belong to protection domain of the present utility model.In addition, although employ some specific terms in this manual, these terms just for convenience of description, do not form any restriction to the utility model.
Claims (6)
1. a underwater shield tunneling structure antishock device, is characterized in that: steel pipe sheet (1), common section of jurisdiction (2), common waterstop (3), special-shaped large deformation waterstop (4), Ω large deformation waterstop (5), alloy sleeve (6), alloy sleeve setscrew nut (7), high-strength spring (8), damper bar (9), stiffener (10), A ring steel pipe sheet (11) and B ring steel pipe sheet (12);
Described steel pipe sheet (1) is hollow structure, and point left and right two rings, its inside is provided with several roads stiffener (10), left and right two ring steel pipe sheets are longitudinally connected with damper bar (9) by high-strength spring (8), at seam crossing high-strength spring (8) and damper bar (9) through alloy sleeve (6); Described steel pipe sheet (1) is provided with the closed special-shaped large deformation waterstop (4) of twice, is provided with one domain Ω large deformation waterstop (5) in addition in inner side.
2. underwater shield tunneling structure antishock device according to claim 1, it is characterized in that: described steel pipe sheet (1) point left and right two rings, about it, two rings are respectively A ring steel pipe sheet (11) and B ring steel pipe sheet (12), and A ring steel pipe sheet (11) and B ring steel pipe sheet (12) piecemeal quantity and size are with common section of jurisdiction.
3. underwater shield tunneling structure antishock device according to claim 1, is characterized in that: described special-shaped large deformation waterstop (4) is the closed waterstop of large, the other three side sizes of a kind of side size little (with the same size of common section of jurisdiction waterstop).
4. underwater shield tunneling structure antishock device according to claim 1, is characterized in that: described high-strength spring (8), damper bar (9) are welded on steel pipe sheet (1) inner face.
5. underwater shield tunneling structure antishock device according to claim 1, is characterized in that: described high-strength spring (8) number accounts for 2/3 of longitudinal connector, and damper bar (9) number accounts for 1/3 of longitudinal connector.
6. underwater shield tunneling structure antishock device according to claim 1, is characterized in that: described steel pipe sheet (1) shape size is identical with the common section of jurisdiction of shield tunnel, chip length about common section of jurisdiction half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520574948.8U CN204920980U (en) | 2015-07-31 | 2015-07-31 | Shield tunnel structure antidetonation device under water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520574948.8U CN204920980U (en) | 2015-07-31 | 2015-07-31 | Shield tunnel structure antidetonation device under water |
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| Publication Number | Publication Date |
|---|---|
| CN204920980U true CN204920980U (en) | 2015-12-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520574948.8U Active CN204920980U (en) | 2015-07-31 | 2015-07-31 | Shield tunnel structure antidetonation device under water |
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| CN (1) | CN204920980U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019918A (en) * | 2015-07-31 | 2015-11-04 | 中铁第六勘察设计院集团有限公司 | Earthquake-resistant method and device for underwater shield tunnel structure |
| CN106050263A (en) * | 2016-07-15 | 2016-10-26 | 苏州大学 | Shield tunnel segment structure and connecting structure thereof |
| CN107060817A (en) * | 2017-05-25 | 2017-08-18 | 镇江巨能电气有限公司 | Shield machinable prefabricated pipe section structure |
| CN109812279A (en) * | 2019-01-29 | 2019-05-28 | 天津大学 | A kind of shock insulation section of jurisdiction for shield tunnel |
-
2015
- 2015-07-31 CN CN201520574948.8U patent/CN204920980U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105019918A (en) * | 2015-07-31 | 2015-11-04 | 中铁第六勘察设计院集团有限公司 | Earthquake-resistant method and device for underwater shield tunnel structure |
| CN106050263A (en) * | 2016-07-15 | 2016-10-26 | 苏州大学 | Shield tunnel segment structure and connecting structure thereof |
| CN107060817A (en) * | 2017-05-25 | 2017-08-18 | 镇江巨能电气有限公司 | Shield machinable prefabricated pipe section structure |
| CN107060817B (en) * | 2017-05-25 | 2019-06-11 | 句容大为网络科技有限公司 | Shield machinable prefabricated pipe section structure |
| CN109812279A (en) * | 2019-01-29 | 2019-05-28 | 天津大学 | A kind of shock insulation section of jurisdiction for shield tunnel |
| CN109812279B (en) * | 2019-01-29 | 2023-09-26 | 天津大学 | Shock insulation duct piece for shield tunnel |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |