CN114086598B - Multistage shock attenuation anti-seismic device of city utility tunnel - Google Patents
Multistage shock attenuation anti-seismic device of city utility tunnel Download PDFInfo
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- CN114086598B CN114086598B CN202111466738.3A CN202111466738A CN114086598B CN 114086598 B CN114086598 B CN 114086598B CN 202111466738 A CN202111466738 A CN 202111466738A CN 114086598 B CN114086598 B CN 114086598B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/10—Tunnels or galleries specially adapted to house conduits, e.g. oil pipe-lines, sewer pipes ; Making conduits in situ, e.g. of concrete ; Casings, i.e. manhole shafts, access or inspection chambers or coverings of boreholes or narrow wells
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- Mining & Mineral Resources (AREA)
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- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical & Material Sciences (AREA)
- Lining And Supports For Tunnels (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a multistage damping and anti-seismic device for an urban underground comprehensive pipe gallery, which comprises a pipe gallery tunnel and a pipeline groove, wherein a movable cavity body consisting of a plurality of sections is arranged in the pipe gallery tunnel, the movable cavity body comprises a plurality of arc-shaped inner cavity cylinder walls, the inner cavity cylinder walls are annularly enclosed into a pipeline shape with the same axial lead as the pipe gallery tunnel, the enclosing parts of the inner cavity cylinder walls are provided with sealing elastic contact pads for mutual sealing and abutting, the adjacent movable cavity bodies are connected end to form an inner tunnel body extending along the pipe gallery tunnel, the connecting parts of the adjacent movable cavity bodies are provided with sealing elastic contact pads for mutual sealing and abutting, the outer side wall of the inner cavity cylinder wall facing the inner wall of the pipe gallery tunnel is rotationally fixed on the inner wall of the pipe gallery tunnel through a fixing frame, and the pipeline groove is arranged on the inner wall of the inner cavity cylinder wall through a groove expansion frame; the inner tunnel body can swing up and down or left and right integrally, the segmented movable cavities counteract the impact force of transverse waves and longitudinal waves of earthquake on the inner tunnel body, and the cylinder wall of each inner cavity can resist impact and collapse.
Description
Technical Field
The invention particularly relates to a pipe gallery damping device, in particular to a multistage damping and anti-seismic device for an urban underground comprehensive pipe gallery.
Background
The utility tunnel is just the utility tunnel of underground city pipeline. The tunnel space is built in the city underground, various engineering pipelines such as electric power, communication, gas, heat supply, water supply and drainage and the like are integrated, a special overhaul port, a lifting port and a monitoring system are arranged, unified planning, unified design, unified construction and management are implemented, and the tunnel space is an important infrastructure and a 'life line' for guaranteeing city operation.
The pipe gallery in present city is because the pipeline is more, the whole construction methods that adopts tunnel formula of pipe gallery installs, the whole tunnel row that is of pipe gallery puts in the soil layer, the inside tank bracket that erects a plurality of installation pipelines of pipe gallery, to what the shock attenuation of pipe gallery absorbing is to the tank bracket on the market at present, can't carry out the shock attenuation owing to fixed integrated into one piece to watering fashioned tunnel body, the most also be externally or inside carry out the device that the shock attenuation offset the impact force, but when actual earthquake disaster takes place, the whole meeting of pipe gallery tunnel produces whole vibration displacement in earthquake longitudinal wave and transverse wave, the expansion ratio on different soil layers leads to the problem that the tunnel produces crackle or even collapses easily, in case when taking place this kind of problem at pipe gallery tunnel body, install the tank bracket in pipe gallery tunnel and can directly drop the damage, lead to the pipeline dropout damage.
Therefore, in order to solve the above problems, a shock absorption and anti-seismic device capable of being used for multilevel buildings for pipe gallery tunnels is needed.
Disclosure of Invention
The invention aims to provide a multistage damping and anti-seismic device for an urban underground comprehensive pipe gallery, which is used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a multistage shock attenuation antidetonation device of city utility tunnel, is including being used for casting the pipe gallery tunnel of laminating in underground and soil layer, and a plurality of wire chase that are used for laying the pipeline are installed along the extending direction in pipe gallery tunnel to pipe gallery tunnel inner wall, the inside in pipe gallery tunnel is equipped with the movable cavity that the multistage is constituteed along the extending direction in pipe gallery tunnel, the movable cavity includes polylith curved inner chamber section of thick bamboo wall, and polylith inner chamber section of thick bamboo wall annular encloses synthetic and pipe shape with the same axial lead of pipe gallery tunnel, and the enclosure department of every inner chamber section of thick bamboo wall all is equipped with sealed elasticity contact pad and seals each other and supports tightly, and adjacent movable cavity end to end constitutes the interior tunnel body along with the pipe gallery tunnel extension, and the department of meeting of adjacent movable cavity all is equipped with sealed elasticity contact pad two and seals each other and supports tightly, the outer lateral wall of inner chamber orientation pipe gallery tunnel inner wall passes through the mount rotation and fixes on the inner wall in pipe gallery tunnel, the wire chase passes through the groove expansion bracket and installs on the inner wall of inner chamber section of thick bamboo wall.
Further scheme: the interior bottom of activity cavity and inside wall both sides use the axial lead of piping lane tunnel to install a plurality of wall chase as the circumference distribution of axle, the inside wall chase of a plurality of activity cavities is along with the end to end connection position one-to-one of activity cavity.
Further scheme: and the inner cavity cylinder wall and the pipe gallery tunnel penetrate through a vertical shaft mouth which is used for entering the inner part of the inner cavity cylinder wall to install or overhaul a pipeline.
Further scheme: the inner bottom of the movable cavity is provided with a tunnel platform for installing pipelines, and the bottom of the tunnel platform is horizontally supported at the inner bottom of the inner cavity cylinder wall through a platform damping support column.
Further scheme: and a drainage mechanism is arranged in an annular cavity formed between the inner wall of the pipe gallery tunnel and the inner wall of the inner cavity cylinder wall.
Further scheme: the width of the first sealing elastic contact pad along the radial direction of the pipe gallery tunnel is larger than the maximum displacement of the inner cavity cylinder wall driven by the rotation of the fixed frame.
Further scheme: the outer side end of the fixing frame is fixed on the inner wall of the pipe gallery tunnel, and the inner side end of the fixing frame is rotatably connected with the outer wall of the inner cavity tube wall in a ball head connection mode.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the inner tunnel body formed by the plurality of sections of movable cavities arranged in the pipe gallery tunnel can enable the inner part of the pipe gallery tunnel to be provided with an independent pipe gallery space, each section of movable cavity can integrally swing up and down or left and right in the pipe gallery tunnel, the adjacent movable cavities can ensure the relative tightness of the inner tunnel body under the connection action of the sealing elastic contact pads, so that the impact force of transverse waves and longitudinal waves of an earthquake on the inner tunnel body is counteracted, the wall of each inner cavity on each movable cavity can resist impact and collapse, and the consistent stability of the inner part of the whole tunnel body is ensured.
Drawings
Fig. 1 is the structural schematic diagram of city utility tunnel multistage shock attenuation antidetonation device.
Fig. 2 is a radial cross-sectional view of city utility tunnel multistage shock attenuation antidetonation device.
Figure 3 is the structural schematic diagram of pipe gallery tunnel part when collapsing in city utility tunnel multistage shock attenuation antidetonation device.
Fig. 4 is a structural schematic diagram of a first sealing elastic contact pad and a second sealing elastic contact pad at axial and radial interfaces of the inner cavity cylinder wall in the urban underground comprehensive pipe gallery multi-stage damping anti-seismic device.
In the figure: the device comprises a pipe gallery tunnel 1, an inner cavity barrel wall 2, a fixing frame 20, a first sealing elastic contact pad 21, a second sealing elastic contact pad 22, a pipe line groove 3, a groove telescopic frame 30, a tunnel platform 4 and a platform damping support column 40.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 4, in the embodiment of the invention, a multistage damping and anti-seismic device for an urban underground comprehensive pipe gallery comprises a pipe gallery tunnel 1 which is cast underground and is attached to a soil layer, a plurality of pipeline grooves 3 for laying pipelines are installed on the inner wall of the pipe gallery tunnel 1 along the extending direction of the pipe gallery tunnel 1, a movable cavity which is composed of a plurality of sections is arranged inside the pipe gallery tunnel 1 along the extending direction of the pipe gallery tunnel 1, the movable cavity comprises a plurality of arc-shaped inner chamber cylinder walls 2, the plurality of inner chamber cylinder walls 2 annularly enclose a pipeline shape which is coaxial with the pipe gallery tunnel 1, the enclosing part of each inner chamber cylinder wall 2 is provided with a sealing elastic contact pad one 21 which is tightly sealed and abutted, the adjacent movable cavities are connected end to form an inner tunnel body which extends along with the pipe gallery tunnel 1, the connecting part of the adjacent movable cavities is provided with a sealing elastic contact pad two 22 which is tightly sealed and abutted, the outer side wall of the inner chamber cylinder wall 2 facing the inner wall of the pipe gallery tunnel 1 is rotatably fixed on the inner wall of the pipe gallery tunnel 1 through a fixing frame 20, and the pipeline grooves 3 are installed on the inner wall of the inner chamber 2 through a telescopic frame 30.
The interior bottom of activity cavity and inside wall both sides use the axial lead of piping lane tunnel 1 to install a plurality of wall chase 3 as the circumference distribution of axle, the inside wall chase 3 of a plurality of activity cavities is along with the end to end hookup location one-to-one of activity cavity to constitute the whole tank bracket that is used for laying the pipeline.
The radial width of the first sealing elastic contact pad 21 along the pipe gallery tunnel 1 is larger than the maximum displacement of the inner chamber cylinder wall 2 driven by the rotation of the fixed frame 20, and here, the two connected first sealing elastic contact pads 21 are mainly ensured not to be dislocated and directly disconnected in sealing connection when the inner chamber cylinder wall 2 slightly swings.
The outer side end of the fixing frame 20 is fixed on the inner wall of the pipe gallery tunnel 1, the inner side end of the fixing frame 20 is rotatably connected with the outer wall of the inner cavity cylinder wall 2 in a ball head connection mode, and the ball head connection mode not only can enable the inner cavity cylinder wall 2 to integrally swing up and down, but also can realize left and right swinging.
The inner bottom of the movable cavity is provided with a tunnel platform 4 for installing pipelines, and the bottom of the tunnel platform 4 is horizontally supported at the inner bottom of the inner cavity cylinder wall 2 through a platform damping support column 40.
The working principle of the invention is as follows: according to the invention, the inner tunnel body formed by arranging a plurality of sections of movable cavities in the pipe gallery tunnel 1 can enable an independent pipe gallery space to be arranged in the pipe gallery tunnel 1, each section of movable cavity can integrally swing up and down or left and right in the pipe gallery tunnel 1, and the adjacent movable cavities can ensure the relative tightness of the inner tunnel body under the connection action of the two sealing elastic contact pads 22, so that the impact force of transverse waves and longitudinal waves of an earthquake on the inner tunnel body is counteracted, and the consistent stability of the whole tunnel body is ensured, wherein each inner cavity cylinder wall 2 forming the movable cavities can also swing and dislocate and stretch, even if the pipe gallery tunnel 1 is broken by an earthquake with a high earthquake magnitude, soil layers or water bodies poured into the broken position can be blocked by the inner cavity cylinder wall 2, the inner cavity cylinder wall 2 opposite to the broken position can swing and dislocate, the inner cavity cylinder walls 2 adjacent to the dislocate condition can also perform leakage force and maintain the sealing contact pads through the sealing elastic pads 21 which mutually abut against each other, and when the inner cavity cylinder walls 2 are impacted, the inner cavity cylinder walls 3 on the inner cavity cylinder walls 2 can perform secondary damping and buffer through the telescopic frames 30, so as to ensure that the pipe grooves 3 in the movable cavities can maintain the pipe line stability.
Example 2
Referring to fig. 1 to 4, in the embodiment of the invention, the multistage damping and anti-seismic device for the urban underground comprehensive pipe gallery comprises a pipe gallery tunnel 1 which is cast underground and is attached to a soil layer, a plurality of pipeline grooves 3 for laying pipelines are installed on the inner wall of the pipe gallery tunnel 1 along the extending direction of the pipe gallery tunnel 1, a movable cavity body which is composed of a plurality of sections is arranged inside the pipe gallery tunnel 1 along the extending direction of the pipe gallery tunnel 1, the movable cavity body comprises a plurality of arc-shaped inner cavity cylinder walls 2, the plurality of inner cavity cylinder walls 2 are annularly enclosed into a pipeline shape which is coaxial with the pipe gallery tunnel 1, a sealing elastic contact pad 21 is arranged at the enclosing position of each inner cavity cylinder wall 2 and is tightly sealed and abutted against each other, adjacent movable cavity bodies are connected end to form an inner tunnel body which extends along with the pipe gallery tunnel 1, a sealing elastic contact pad two 22 is arranged at the connecting position of the adjacent movable cavity bodies and is tightly sealed and abutted against each other, the inner cavity cylinder walls 2 are fixed on the inner wall of the pipe gallery tunnel 1 through a fixing frame 20 towards the outer side wall of the inner wall of the pipe gallery tunnel 1, and the pipeline grooves 3 are installed on the inner wall of the inner wall 2 through a telescopic frame 30.
The interior bottom of activity cavity and inside wall both sides use the axial lead of piping lane tunnel 1 to install a plurality of wall chase 3 as the distribution of axle circumference, and the inside wall chase 3 of a plurality of activity cavities is along with the end to end connection position one-to-one of activity cavity to constitute the whole truss that is used for laying the pipeline.
The width of the first sealing elastic contact pad 21 along the radial direction of the pipe gallery tunnel 1 is larger than the maximum displacement of the inner cavity cylinder wall 2 driven by the rotation of the fixed frame 20, and here, the two connected first sealing elastic contact pads 21 are mainly ensured not to be dislocated and directly disconnected in a sealing manner when the inner cavity cylinder wall 2 slightly swings.
The outer side end of the fixing frame 20 is fixed on the inner wall of the pipe gallery tunnel 1, the inner side end of the fixing frame 20 is rotatably connected with the outer wall of the inner cavity cylinder wall 2 in a ball head connection mode, and the arranged ball head connection mode can enable the inner cavity cylinder wall 2 to swing up and down integrally and can realize left-right swinging.
The inner bottom of the movable cavity is provided with a tunnel platform 4 for installing a pipeline, and the bottom of the tunnel platform 4 is horizontally supported at the inner bottom of the inner cavity cylinder wall 2 through a platform damping support column 40.
This example differs from example 1 in that:
the annular cavity formed between the inner wall of the pipe gallery tunnel 1 and the inner wall of the inner cavity cylinder wall 2 is internally provided with a drainage mechanism, and the arranged drainage mechanism can drain water which is infiltrated into the interior of the pipe gallery tunnel 1.
Be equipped with the breather of ventilating with the outside on the inner chamber section of thick bamboo wall 2, inner chamber section of thick bamboo wall 2 and piping lane tunnel 1 run through to be equipped with and are used for getting into the inside vertical shaft mouth of installing or overhauing the pipeline of inner chamber section of thick bamboo wall 2, and the vertical shaft mouth that sets up can be used for exhausting or installer to get into.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The multistage damping and anti-seismic device for the urban underground comprehensive pipe gallery comprises a pipe gallery tunnel (1) which is cast and attached to the underground and a soil layer, wherein a plurality of pipeline grooves (3) for laying pipelines are arranged on the inner wall of the pipe gallery tunnel (1) along the extending direction of the pipe gallery tunnel (1), and the multistage damping and anti-seismic device is characterized in that a movable cavity body formed by multiple sections is arranged in the pipe gallery tunnel (1) along the extending direction of the pipe gallery tunnel (1), the movable cavity body comprises a plurality of arc-shaped inner cavity cylinder walls (2), the plurality of inner cavity cylinder walls (2) are annularly enclosed to form a pipeline shape which is coaxial with the pipe gallery tunnel (1), a sealing elastic contact pad I (21) is arranged at the enclosing position of each inner cavity cylinder wall (2) and is tightly sealed with each other, adjacent movable cavity bodies are connected end to form an inner tunnel body extending along the pipe gallery tunnel (1), a sealing elastic contact pad II (22) is arranged at the position of each adjacent movable cavity body and is tightly sealed with each other, the outer side wall of each inner cavity cylinder wall (2) facing the inner wall of the pipe gallery tunnel (1) is fixed on the inner wall of the pipe gallery tunnel through a fixing frame (20) in a rotating manner, and the inner wall (30) is arranged on the inner cavity frame; the outer side end of the fixing frame (20) is fixed on the inner wall of the pipe gallery tunnel (1), and the inner side end of the fixing frame (20) is rotatably connected with the outer wall of the inner cavity cylinder wall (2) in a ball head connection mode.
2. The urban underground comprehensive pipe gallery multistage damping and anti-seismic device according to claim 1, wherein a plurality of pipe chase (3) are distributed and installed on two sides of the inner bottom and the inner side wall of the movable cavity by taking the axial lead of the pipe gallery tunnel (1) as the axis circumference, and the pipe chase (3) in the plurality of movable cavities correspond to one another along with the end-to-end connection positions of the movable cavities.
3. The urban underground comprehensive pipe gallery multistage damping and anti-seismic device according to claim 1, wherein an air exchange device for ventilating with the outside is arranged on the inner cavity cylinder wall (2), and a vertical shaft mouth for entering the inner cavity cylinder wall (2) to install or overhaul pipelines is arranged in the inner cavity cylinder wall (2) and the pipe gallery tunnel (1) in a penetrating manner.
4. The urban underground comprehensive pipe gallery multistage damping anti-seismic device according to claim 1, wherein a tunnel platform (4) for installing a pipeline is arranged at the inner bottom of the movable cavity, and the bottom of the tunnel platform (4) is horizontally supported at the inner bottom of the inner cavity barrel wall (2) through a platform damping support column (40).
5. The multistage damping and anti-seismic device for the urban underground comprehensive pipe gallery according to claim 1, characterized in that a drainage mechanism is arranged in an annular cavity formed between the inner wall of the pipe gallery tunnel (1) and the outer wall of the inner cavity cylinder wall (2).
6. The multistage damping and anti-seismic device for the urban underground comprehensive pipe gallery according to any one of claims 1 to 5, wherein the width of the first sealing elastic contact pad (21) along the radial direction of the pipe gallery tunnel (1) is greater than the maximum displacement of the inner cavity cylinder wall (2) driven by the rotation of the fixing frame (20).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111466738.3A CN114086598B (en) | 2021-12-03 | 2021-12-03 | Multistage shock attenuation anti-seismic device of city utility tunnel |
| PCT/CN2022/135835 WO2023098792A1 (en) | 2021-12-03 | 2022-12-01 | Multi-stage damping and anti-seismic apparatus for urban underground comprehensive pipe corridor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111466738.3A CN114086598B (en) | 2021-12-03 | 2021-12-03 | Multistage shock attenuation anti-seismic device of city utility tunnel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114086598A CN114086598A (en) | 2022-02-25 |
| CN114086598B true CN114086598B (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111466738.3A Active CN114086598B (en) | 2021-12-03 | 2021-12-03 | Multistage shock attenuation anti-seismic device of city utility tunnel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114086598B (en) |
| WO (1) | WO2023098792A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114086598B (en) * | 2021-12-03 | 2023-02-28 | 河北地质大学 | Multistage shock attenuation anti-seismic device of city utility tunnel |
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| WO2018076489A1 (en) * | 2016-10-31 | 2018-05-03 | 浙江鑫宙竹基复合材料科技有限公司 | Comprehensive bamboo composite pipe gallery |
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| CN214744110U (en) * | 2020-08-19 | 2021-11-16 | 中化学交通建设集团市政工程有限公司 | City utility tunnel's antidetonation support |
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| JP3824456B2 (en) * | 1999-10-04 | 2006-09-20 | 大成建設株式会社 | Construction method of underwater tunnel |
| CN209923969U (en) * | 2019-01-31 | 2020-01-10 | 湖南大学设计研究院有限公司 | Prefabricated utility tunnel structure of assembled |
| KR200493823Y1 (en) * | 2019-11-13 | 2021-06-09 | 유지현 | Water leakage blocking device for underground road |
| CN214116698U (en) * | 2020-11-05 | 2021-09-03 | 大连正大清源建筑材料有限公司 | Integral concrete utility tunnel of prefabricated assembly |
| CN114086598B (en) * | 2021-12-03 | 2023-02-28 | 河北地质大学 | Multistage shock attenuation anti-seismic device of city utility tunnel |
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2021
- 2021-12-03 CN CN202111466738.3A patent/CN114086598B/en active Active
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2022
- 2022-12-01 WO PCT/CN2022/135835 patent/WO2023098792A1/en unknown
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2018076489A1 (en) * | 2016-10-31 | 2018-05-03 | 浙江鑫宙竹基复合材料科技有限公司 | Comprehensive bamboo composite pipe gallery |
| CN207893258U (en) * | 2018-02-09 | 2018-09-21 | 中交第一公路勘察设计研究院有限公司 | A kind of special water supply and sewerage pipeline para-seismic support of pipe gallery |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114086598A (en) | 2022-02-25 |
| WO2023098792A1 (en) | 2023-06-08 |
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