CN218862618U - Underwater shield tunnel segment bolt connecting piece - Google Patents
Underwater shield tunnel segment bolt connecting piece Download PDFInfo
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- CN218862618U CN218862618U CN202221412332.7U CN202221412332U CN218862618U CN 218862618 U CN218862618 U CN 218862618U CN 202221412332 U CN202221412332 U CN 202221412332U CN 218862618 U CN218862618 U CN 218862618U
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- bolt
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- jurisdiction
- shock insulation
- sleeve
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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Abstract
The utility model discloses a shield tunnel section of jurisdiction bolted connection spare under water, including bolt sleeve and section of jurisdiction bolt, bolt sleeve is pre-buried on the longitudinal joint face of lining cutting section of jurisdiction, is provided with horn mouth spare in bolt sleeve's one end, overlaps at the screw section of jurisdiction bolt and is equipped with the auxiliary sleeve who is used for shock insulation and sealed, and when section of jurisdiction bolt and bolt muffjoint, the screw thread portion of section of jurisdiction bolt can pass in the screw in bolt sleeve behind the horn mouth spare. Through set up the horn mouth piece on the bolt sleeve, butt joint when the bolt of being convenient for is installed, and set up the deformation shock insulation layer at the internal surface of horn mouth piece, set up shock insulation pipe and stagnant water pipe on the section of jurisdiction bolt in turn, can carry out shock insulation and waterproof after bolt sleeve and section of jurisdiction bolt are connected adjacent lining section of jurisdiction, with the condition such as wrong platform deformation that adapts to earthquake and fault dislocation operating mode lower lining section of jurisdiction, and stagnant water pipe can be when the percolating water appears, utilize its water to take place expanded characteristic and ensure bolt hole waterproof reliability.
Description
Technical Field
The utility model belongs to the technical field of traffic construction, especially, relate to a shield tunnel section of jurisdiction bolted connection spare under water.
Background
The shield tunnel needs to bear the pressure from the surrounding soil and water in the working process, so that the shield tunnel not only puts forward the pressure resistance requirement, but also has higher requirements on some emergencies, such as the requirements on earthquake resistance and fracture resistance.
Aiming at the requirements of anti-seismic and anti-breaking of a shield tunnel, the prior shield tunnel segment connection technology mainly adopts deformable bolts made of shape memory metal and stainless steel to adapt to segment dislocation and deformation in the seismic process. However, in the scheme, the rigidity of the memory alloy is limited, and the requirements of the shearing resistance and the pulling resistance of the bolt cannot be met; in addition, the bolt hole of the pipe piece is difficult to be smoothly extracted after the bolt deforms, and the maintenance is not convenient and fast. Meanwhile, the technical scheme can not solve the problem of water leakage of the staggered segment or the opened bolt hole.
Therefore, a need exists for a bolted underwater shield tunnel segment connector designed to solve these problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problem of providing a segment bolt connecting piece of an underwater shield tunnel, which is characterized in that shock insulation pipes and water stop pipes are alternately arranged on segment bolts, a bell mouth piece is arranged on a bolt sleeve, and a deformation shock insulation layer is arranged on the inner surface of the bell mouth piece; connect adjacent lining section of jurisdiction through bolt sleeve and section of jurisdiction bolt, the shock insulation pipe on the section of jurisdiction bolt can play the shock insulation effect to the condition such as the probably wrong platform of lining cutting section of jurisdiction warp under adaptation earthquake and fault dislocation operating mode, the stagnant water pipe can be when the percolating water appears, guarantees bolt hole waterproof reliability through its characteristic of meeting water to take place the inflation, thereby has solved the section of jurisdiction wrong platform that exists among the prior art and the section of jurisdiction opens technical problem such as back bolt hole percolating water.
In order to solve the technical problem, the utility model adopts the technical scheme that:
the utility model provides an underwater shield tunnel section of jurisdiction bolted connection spare, includes bolt sleeve and section of jurisdiction bolt, bolt sleeve is pre-buried on the longitudinal joint face of lining cutting section of jurisdiction the telescopic one end of bolt is provided with horn mouth spare the screw section cover of section of jurisdiction bolt is equipped with and is used for shock insulation and sealed auxiliary sleeve, works as the section of jurisdiction bolt with during bolt muffjoint, the screw thread portion of section of jurisdiction bolt can pass behind the horn mouth spare screw in the bolt sleeve.
Preferably, the auxiliary sleeve pipe comprises a plurality of shock insulation pipes and a plurality of water stop pipes, the shock insulation pipes and the water stop pipes are alternately arranged, the two ends of the auxiliary sleeve pipe are shock insulation pipes, the shock insulation pipes are made of ethylene propylene diene monomer rubber, and the water stop pipes are made of water-swelling rubber.
Preferably, a steel plate is fixedly arranged at the other end of the bolt sleeve.
So set up, can strengthen pre-buried bolt sleeve's in the lining cutting section of jurisdiction tensile, the joint strength of the adjacent lining cutting section of jurisdiction of reinforcing.
Preferably, a deformation shock insulation layer is adhered to the inner surface of the bell mouth piece, the deformation shock insulation layer is made of ethylene propylene diene monomer rubber, and the thickness of the deformation shock insulation layer is 5mm.
Preferably, the material of the bellmouth piece is metal.
Preferably, the screw portion is further provided with a shock insulation pad in a sleeved mode, and the shock insulation pad is located between the head portion of the segment bolt and the auxiliary sleeve.
Preferably, the wall thickness of each of the shock insulation pipe and the water stop pipe is 5mm, the axial length of each section of shock insulation pipe is 10cm, and the axial length of each section of water stop pipe is 5cm.
Preferably, the vibration isolation cushion is made of ethylene propylene diene monomer rubber, and the axial length of the vibration isolation cushion is 1.5cm.
Preferably, the length of the screw part of the segment bolt is not less than 27.5cm.
The utility model has the advantages and positive effects be:
the utility model discloses a set up the horn mouth spare on the bolt sleeve, butt joint when the bolt of being convenient for is installed, and the internal surface of horn mouth spare sets up deformation shock insulation layer, sets up shock insulation pipe and stagnant water pipe on the section of jurisdiction bolt in turn, can carry out shock insulation and waterproof after bolt sleeve and section of jurisdiction bolt are connected adjacent lining cutting section of jurisdiction to adapt to the earthquake and the fault condition such as wrong platform deformation of lining cutting section of jurisdiction under the dislocation operating mode, and the stagnant water pipe can be when the percolating water appears, utilizes its water to take place the expanded characteristic and ensures bolt hole waterproof reliability.
The utility model discloses a position that is close to the head at the section of jurisdiction bolt has set up the shock insulation pad, behind section of jurisdiction bolt and bolt muffjoint, can effectively adapt to the vertical deformation and the open operating mode of seam dislocation of lining cutting section of jurisdiction under earthquake and the fault dislocation operating mode, has strong ability of answering to the part extremely is unfavorable for the operating mode under water simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic sectional structure view of the overall connection structure of the present invention;
FIG. 2 is a schematic view of the segment bolt structure of the present invention;
fig. 3 is a schematic view of the bolt sleeve structure of the present invention.
The reference numerals are illustrated below:
1. a bolt bushing; 2. a bell mouth piece; 3. a deformation shock insulation layer; 4. a steel plate member; 5. segment bolts; 6. a head portion; 7. a screw section; 8. a threaded portion; 9. an auxiliary sleeve; 10. a shock-isolating pipe; 11. a water stop pipe; 12. a shock isolation ring; 13. and (4) lining a segment.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of attached drawing, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including the connected mode of circuit connection conventional among the adoption prior art, here detailed description no longer.
The present invention will be further explained with reference to the accompanying drawings:
example 1
As shown in fig. 1-2, a shield tunnel section of jurisdiction bolted connection spare under water, including bolt sleeve 1 and section of jurisdiction bolt 5, bolt sleeve 1 is pre-buried on the longitudinal joint face of lining cutting section of jurisdiction 13, is provided with horn mouth spare 2 in the one end of bolt sleeve 1, is equipped with auxiliary sleeve 9 that is used for shock insulation and sealed in 7 covers in the screw section of jurisdiction bolt 5, when section of jurisdiction bolt 5 is connected with bolt sleeve 1, screw portion 8 of section of jurisdiction bolt 5 can pass behind horn mouth spare 2 screw in bolt sleeve 1.
In the embodiment, the steel plate part 4 is fixedly arranged at the other end of the bolt sleeve 1, the tensile strength of the bolt sleeve 1 embedded in the lining segment 13 can be enhanced, the connection strength of adjacent lining segments 13 is enhanced, the deformation shock insulation layer 3 is arranged on the inner surface of the horn mouth piece 2 in a bonding mode, the thickness of the deformation shock insulation layer 3 is 5mm, the deformation shock insulation layer 3 is arranged on the horn mouth piece 2 in a heat sealing mode, meanwhile, the auxiliary sleeve 9 sleeved on the screw part 7 of the segment bolt 5 is connected with the segment bolt 5 in a heat sealing mode, the auxiliary sleeve 9 comprises a plurality of shock insulation pipes 10 and a plurality of water stop pipes 11, the shock insulation pipes 10 and the water stop pipes 11 are alternately arranged, the two ends of the auxiliary sleeve 9 are the shock insulation pipes 10, on the premise that the mechanical performance of the bolt is not reduced, the shock resistance function of a connecting piece in earthquake and fault sliding working conditions is realized, the open holes of the bolt are in the waterproof reliability under the fault platform and the working conditions, the deformation shock insulation layers 3, the materials of the shock insulation pipes 10 and the shock insulation pipes are ternary ethylene propylene rubber, the material 11 is a quick expansion energy absorption characteristic, the waterproof bolt can be maintained conveniently and the cost of the whole horn mouth piece can be more conveniently controlled by the auxiliary bolt hole of the water-absorption bolt, and the cost of the bolt can be more conveniently maintained by the convenient and water-absorption bolt 1. As shown in fig. 1, a joint center line of the lining segment 13 is indicated at c, an inner side of the lining segment 13 is indicated at b, and an outer side of the lining segment 13 is indicated at a.
Specifically, the wall thickness of shock insulation pipe 10 and stagnant water pipe 11 is 5mm, and the axial length of every section shock insulation pipe 10 is 10cm, and the axial length of every section stagnant water pipe 11 is 5cm, prescribes a limit to through length and the thickness to warping shock insulation layer 3, shock insulation pipe 10, stagnant water pipe 11 and shock insulation pad, and the performance that can maximize warp the energy-absorbing effect.
Specifically, still the cover is equipped with the shock insulation pad at screw rod portion 7, and the shock insulation pad is located between section of jurisdiction bolt 5's head 6 and auxiliary sleeve 9, and the axial length of shock insulation pad is 1.5cm, and the primary function utilizes the deformation energy-absorbing characteristic and the effect of shock insulation of EPT rubber, improves the antidetonation anti-fracture waterproof characteristic of tunnel section of jurisdiction, and the longitudinal deformation and the seam dislocation of adaptation lining cutting segment 13 under the adaptation earthquake and the fault dislocation operating mode open.
The working process in the embodiment is as follows: before using, firstly, a worker pre-embeds a bolt sleeve 1 on a connecting end face of a lining segment 13, before pre-embedding the bolt sleeve 1, a horn mouth piece 2 and a steel plate piece 4 are installed and connected with the bolt sleeve 1, the inner surface of the horn mouth piece 2 and a screw part 7 of a segment bolt 5 are correspondingly provided with a deformation shock insulation layer 3 and an auxiliary sleeve 9 in a heat sealing mode, the pre-embedding mode of the bolt sleeve 1 needs to be adjusted, the bolt hole and the bolt sleeve 1 are coaxial after the abutting joint of adjacent lining segments 13 is ensured, the horn mouth piece 2 is close to one side of the bolt hole, then, the segment bolt 5 is inserted into the bolt hole, the screw part 8 of the segment bolt 5 is screwed into the bolt sleeve 1, after the segment bolt 5 is installed, a shock insulation pad can be communicated between the head part 6 of the segment bolt 5 and the lining segment 13, the auxiliary sleeve 9 can be inserted into the bolt hole along with the segment bolt hole 5, the shock resistance of the tunnel is improved through the deformation energy absorption characteristic and shock insulation effect of ethylene propylene diene monomer, the longitudinal deformation energy absorption characteristic of the segment 13 under the earthquake and the tunnel dislocation working condition, the tunnel is suitable for the earthquake and the tunnel dislocation working condition, the waterproof property is improved, and the waterproof property of the tunnel dislocation of the tunnel is improved.
The bolt connecting piece in the embodiment is applied to underwater shield tunnel engineering in the technical field of traffic construction or water works, can play good roles of earthquake resistance, fault resistance, water resistance and the like, is convenient to construct, economical in manufacturing cost and high in durability, and has excellent field practicability.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. The equivalent changes and improvements made according to the application scope of the present invention should be still included in the patent coverage of the present invention.
Claims (9)
1. The utility model provides an underwater shield tunnel section of jurisdiction bolted connection spare which characterized in that: including bolt sleeve (1) and section of jurisdiction bolt (5), bolt sleeve (1) is pre-buried on the longitudinal joint face of lining cutting section of jurisdiction (13) the one end of bolt sleeve (1) is provided with horn mouth spare (2) screw section (7) cover of section of jurisdiction bolt (5) is equipped with and is used for shock insulation and sealed auxiliary casing (9), works as section of jurisdiction bolt (5) with when bolt sleeve (1) is connected, screw thread portion (8) of section of jurisdiction bolt (5) can pass screw in behind horn mouth spare (2) in bolt sleeve (1).
2. The underwater shield tunnel segment bolt connection of claim 1, which is characterized in that: auxiliary sleeve pipe (9) include a plurality of shock insulation pipes (10) and a plurality of stagnant water pipe (11), and are a plurality of shock insulation pipe (10) and a plurality of stagnant water pipe (11) set up in turn each other, just the both ends of auxiliary sleeve pipe (9) are shock insulation pipe (10) just the material of shock insulation pipe (10) is ethylene propylene diene monomer, stagnant water pipe (11) material is for meeting water swelling rubber.
3. The underwater shield tunnel segment bolt connection of claim 1, which is characterized in that: and a steel plate piece (4) is fixedly arranged at the other end of the bolt sleeve (1).
4. The underwater shield tunnel segment bolt connection of claim 1, which is characterized in that: the inner surface of the bell mouth piece (2) is adhered with a deformation shock insulation layer (3), the deformation shock insulation layer (3) is made of ethylene propylene diene monomer rubber, and the thickness of the deformation shock insulation layer is 5mm.
5. The underwater shield tunnel segment bolt connection of claim 1, which is characterized in that: the bell mouth piece (2) is made of metal.
6. The underwater shield tunnel segment bolt connection of claim 1, which is characterized in that: the screw rod part (7) is further sleeved with a shock insulation pad (12), and the shock insulation pad (12) is located between the head part (6) of the segment bolt (5) and the auxiliary sleeve (9).
7. The underwater shield tunnel segment bolt connection piece of claim 2, characterized in that: the wall thickness of each shock insulation pipe (10) and the wall thickness of each water stop pipe (11) are both 5mm, the axial length of each section of shock insulation pipe (10) is 10cm, and the axial length of each section of water stop pipe (11) is 5cm.
8. The underwater shield tunnel segment bolt connection of claim 6, which is characterized in that: the shock insulation pad (12) is made of ethylene propylene diene monomer rubber, and the axial length is 1.5cm.
9. The underwater shield tunnel segment bolt connection of claim 7, wherein: the length of the screw part (7) of the segment bolt (5) is not less than 27.5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221412332.7U CN218862618U (en) | 2022-06-01 | 2022-06-01 | Underwater shield tunnel segment bolt connecting piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221412332.7U CN218862618U (en) | 2022-06-01 | 2022-06-01 | Underwater shield tunnel segment bolt connecting piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218862618U true CN218862618U (en) | 2023-04-14 |
Family
ID=87354537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221412332.7U Active CN218862618U (en) | 2022-06-01 | 2022-06-01 | Underwater shield tunnel segment bolt connecting piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218862618U (en) |
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2022
- 2022-06-01 CN CN202221412332.7U patent/CN218862618U/en active Active
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