CN219910778U - Tunnel segment connection sealing structure - Google Patents
Tunnel segment connection sealing structure Download PDFInfo
- Publication number
- CN219910778U CN219910778U CN202321300062.5U CN202321300062U CN219910778U CN 219910778 U CN219910778 U CN 219910778U CN 202321300062 U CN202321300062 U CN 202321300062U CN 219910778 U CN219910778 U CN 219910778U
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- sealing strip
- rubber sealing
- axial
- circumferential
- connecting surface
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- 238000007789 sealing Methods 0.000 title claims abstract description 121
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 abstract description 9
- 238000010276 construction Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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 relates to a tunnel duct piece connecting and sealing structure, which comprises a duct piece main body, wherein the duct piece main body comprises two circumferential connecting surfaces and two axial connecting surfaces, each circumferential connecting surface is provided with a circumferential sealing mechanism, and each axial connecting surface is provided with an axial sealing mechanism; after the adjacent duct piece main bodies are assembled, sealing is achieved through the cooperation of the circumferential sealing mechanism and the axial sealing mechanism, the first rubber sealing strip and the second rubber sealing strip are installed and fixed through the first aluminum alloy section, and the third rubber sealing strip and the fourth rubber sealing strip are installed and fixed through the second aluminum alloy section. The rubber sealing strip is firmly installed, the situation that the rubber sealing strip falls off from the installation groove can not occur in the installation and hoisting processes, the rubber sealing strip is not required to be installed for the second time, and the construction efficiency is improved.
Description
Technical Field
The utility model relates to a sealing structure, in particular to a tunnel segment connecting sealing structure.
Background
The tunnel segment is a main assembly component for shield construction, is the innermost barrier of a tunnel, and plays a role in resisting soil layer pressure, underground water pressure and some special loads. The shield segment is a permanent lining structure of the tunnel by a shield method, and the quality of the shield segment is directly related to the overall quality and safety of the tunnel, so that the waterproof performance and the durability of the tunnel are affected.
The tunnel segment needs to be sealed after assembling and combining in the construction process, the existing tunnel segment comprises two axial connecting surfaces and two circumferential connecting surfaces, mounting grooves for mounting rubber sealing strips are formed in each axial connecting surface and each circumferential connecting surface, when two adjacent tunnel segments are connected through bolts, the rubber sealing strips on the axial connecting surfaces are in extrusion contact, and the rubber sealing strips on the circumferential connecting surfaces are in extrusion contact so as to achieve the sealing effect.
The existing tunnel segment rubber sealing strip is directly embedded into the installation groove, the situation that the rubber sealing strip falls off from the installation groove can occur in the installation and hoisting processes, the rubber sealing strip needs to be installed for the second time, and the construction efficiency is reduced.
Disclosure of Invention
The utility model provides a tunnel segment connecting and sealing structure aiming at the defects of the prior art.
The utility model is realized by the following technical scheme, and provides a tunnel segment connection sealing structure, which comprises a segment main body, wherein the segment main body comprises two circumferential connection surfaces and two axial connection surfaces, each circumferential connection surface is provided with a circumferential sealing mechanism, and each axial connection surface is provided with an axial sealing mechanism; the circumferential sealing mechanism comprises a first rubber sealing strip and a second rubber sealing strip, the first rubber sealing strip is close to the inner wall of the duct piece main body and is arranged along the radian direction of the circumferential connecting surface, and the second rubber sealing strip is close to the outer wall of the duct piece main body and is arranged along the radian direction of the circumferential connecting surface; the first rubber sealing strip and the second rubber sealing strip are respectively connected with the circumferential connecting surface through a first aluminum alloy section bar, and the first aluminum alloy section bar is fixed with the circumferential connecting surface; the axial sealing mechanism comprises a third rubber sealing strip and a fourth rubber sealing strip, the third rubber sealing strip is close to the inner wall of the duct piece main body and is arranged along the extending direction of the axial connecting surface, and the fourth rubber sealing strip is close to the outer wall of the duct piece main body and is arranged along the extending direction of the axial connecting surface; the third rubber sealing strip and the fourth rubber sealing strip are respectively connected with the axial connecting surface through a second aluminum alloy section bar, and the second aluminum alloy section bar is fixed with the axial connecting surface.
Preferably, the first aluminum alloy section bar includes the arc that sets up along circumference joint face radian direction, and the arc covers on circumference joint face, is equipped with the first mounting groove that sets up along circumference joint face radian direction on the arc, installs first assembly section bar in first mounting groove, first assembly section bar includes the first draw-in groove that sets up along circumference joint face radian direction, connects two first elasticity cards that are used for embedding in the first mounting groove on first draw-in groove.
Preferably, the first rubber sealing strip and the second rubber sealing strip are respectively connected with the first clamping grooves of the two first aluminum alloy sections.
Preferably, the second aluminum alloy section bar includes the mounting panel that sets up along axial junction face extending direction, and the mounting panel covers on axial junction face, is equipped with the second mounting groove that sets up along axial junction face extending direction on the mounting panel, installs the second assembly section bar in the second mounting groove, the second assembly section bar includes the second draw-in groove that sets up along axial junction face extending direction, connects two second elasticity cards that are used for embedding in the second mounting groove on the second draw-in groove.
Preferably, the third rubber sealing strip and the fourth rubber sealing strip are respectively connected with the second clamping grooves of the two second aluminum alloy sections.
Preferably, the first mounting groove is embedded in the circumferential connection surface and the second mounting groove is embedded in the axial connection surface.
Preferably, in order to improve the connection strength, a first connecting plate is arranged on the arc plate along the radian direction of the circumferential connecting surface, and the first connecting plate is embedded in the duct piece main body.
Preferably, a second connecting plate arranged along the extending direction of the axial connecting surface is arranged on the mounting plate, and the second connecting plate is embedded in the duct piece main body.
Preferably, the first rubber sealing strip, the second rubber sealing strip, the third rubber sealing strip and the fourth rubber sealing strip are cambered surface arching sealing strips.
The beneficial effects of the utility model are as follows:
after the adjacent duct piece main bodies are assembled, sealing is achieved through the cooperation of the circumferential sealing mechanism and the axial sealing mechanism, the first rubber sealing strip and the second rubber sealing strip are installed and fixed through the first aluminum alloy section, and the third rubber sealing strip and the fourth rubber sealing strip are installed and fixed through the second aluminum alloy section. The rubber sealing strip is firmly installed, the situation that the rubber sealing strip falls off from the installation groove can not occur in the installation and hoisting processes, the rubber sealing strip is not required to be installed for the second time, and the construction efficiency is improved.
Drawings
FIG. 1 is a front view of a single segment body of the present utility model;
FIG. 2 is a schematic view of a partial enlarged structure at A in FIG. 1;
FIG. 3 is a schematic view of a partially enlarged structure at B in FIG. 1;
FIG. 4 is a top view of the assembled segment body of the present utility model;
FIG. 5 is an end view of the connection relationship between the first rubber sealing strip and the first aluminum alloy section bar;
the figure shows:
1. the circumferential connecting surface, 2, the axial connecting surface, 3, first rubber sealing strip, 4, the arc, 5, second rubber sealing strip, 6, third rubber sealing strip, 7, fourth rubber sealing strip, 8, mounting panel, 9, second connecting plate, 10, second mounting groove, 11, second elasticity card, 12, first connecting plate, 13, first mounting groove, 14, first elasticity card, 15, first draw-in groove, 16, second draw-in groove.
Detailed Description
In order to clearly illustrate the technical characteristics of the scheme, the scheme is explained below through a specific embodiment.
As shown in fig. 1-5, the utility model comprises a segment body, wherein the segment body comprises two circumferential connecting surfaces 1 and two axial connecting surfaces 2, each circumferential connecting surface 1 is provided with a circumferential sealing mechanism, and each axial connecting surface 2 is provided with an axial sealing mechanism.
The circumferential sealing mechanism comprises a first rubber sealing strip 3 and a second rubber sealing strip 5, wherein the first rubber sealing strip 3 is close to the inner wall of the duct piece main body and is arranged along the 1 radian direction of the circumferential connecting surface, and the second rubber sealing strip 5 is close to the outer wall of the duct piece main body and is arranged along the 1 radian direction of the circumferential connecting surface. The first rubber sealing strip 3 and the second rubber sealing strip 5 are respectively connected with the circumferential connecting surface 1 through a first aluminum alloy section bar, and the first aluminum alloy section bar is fixed with the circumferential connecting surface 1.
The axial sealing mechanism comprises a third rubber sealing strip 6 and a fourth rubber sealing strip 7, wherein the third rubber sealing strip 6 is close to the inner wall of the duct piece main body and is arranged along the extending direction of the axial connecting surface 2, and the fourth rubber sealing strip 7 is close to the outer wall of the duct piece main body and is arranged along the extending direction of the axial connecting surface 2. The third rubber sealing strip 6 and the fourth rubber sealing strip 7 are respectively connected with the axial connecting surface 2 through a second aluminum alloy section bar, and the second aluminum alloy section bar is fixed with the axial connecting surface 2.
The first aluminum alloy section bar includes the arc 4 that sets up along 1 radian direction of circumference joint face, and arc 4 covers on circumference joint face 1, is equipped with the first mounting groove 13 that sets up along 1 radian direction of circumference joint face on arc 4, installs first assembly section bar in first mounting groove 13, first assembly section bar includes the first draw-in groove 15 that sets up along 1 radian direction of circumference joint face, connects two first elastic card 14 that are used for embedding in the first mounting groove 13 on first draw-in groove 15. The first rubber sealing strip 3 and the second rubber sealing strip 5 are respectively connected with the first clamping grooves 15 of the two first aluminum alloy sections.
The second aluminum alloy section bar includes the mounting panel 8 that sets up along axial connection face 2 extending direction, and mounting panel 8 covers on axial connection face 2, is equipped with the second mounting groove 10 that sets up along axial connection face 2 extending direction on mounting panel 8, installs the second assembly section bar in second mounting groove 10, the second assembly section bar includes the second draw-in groove 16 that sets up along axial connection face 2 extending direction, connects two second elasticity cards 11 that are used for embedding in the second mounting groove 10 on second draw-in groove 16. The third rubber sealing strip 6 and the fourth rubber sealing strip 7 are respectively connected with the second clamping grooves 16 of the two second aluminum alloy sections.
In the present embodiment, the first mounting groove 13 is embedded in the circumferential connection surface 1, and the second mounting groove 10 is embedded in the axial connection surface 2.
In this embodiment, in order to improve the connection strength, as shown in fig. 5, a first connection plate 12 is provided on the arc plate 4 along the arc direction of the circumferential connection surface 1, and the first connection plate 12 is embedded in the duct piece body. As shown in fig. 2, a second connecting plate 9 is provided on the mounting plate 8 along the extending direction of the axial connecting surface 2, and the second connecting plate 9 is embedded in the duct piece body.
In this embodiment, the first rubber weather strip 3, the second rubber weather strip 5, the third rubber weather strip 6 and the fourth rubber weather strip 7 are cambered surface arching weather strips.
After the adjacent duct piece main bodies are assembled, sealing is achieved through the cooperation of the circumferential sealing mechanism and the axial sealing mechanism, the first rubber sealing strip 3 and the second rubber sealing strip 5 are fixedly installed through the first aluminum alloy section, and the third rubber sealing strip 6 and the fourth rubber sealing strip 7 are fixedly installed through the second aluminum alloy section. The rubber sealing strip is firmly installed, the situation that the rubber sealing strip falls off from the installation groove can not occur in the installation and hoisting processes, the rubber sealing strip is not required to be installed for the second time, and the construction efficiency is improved.
Of course, the above description is not limited to the above examples, and the technical features of the present utility model that are not described may be implemented by or by using the prior art, which is not described herein again; the above examples and drawings are only for illustrating the technical scheme of the present utility model and not for limiting the same, and the present utility model has been described in detail with reference to the preferred embodiments, and it should be understood by those skilled in the art that changes, modifications, additions or substitutions made by those skilled in the art without departing from the spirit of the present utility model and the scope of the appended claims.
Claims (9)
1. Tunnel segment connects seal structure, its characterized in that: the pipe piece comprises a pipe piece body, wherein the pipe piece body comprises two circumferential connecting surfaces and two axial connecting surfaces, each circumferential connecting surface is provided with a circumferential sealing mechanism, and each axial connecting surface is provided with an axial sealing mechanism; the circumferential sealing mechanism comprises a first rubber sealing strip and a second rubber sealing strip, the first rubber sealing strip is close to the inner wall of the duct piece main body and is arranged along the radian direction of the circumferential connecting surface, and the second rubber sealing strip is close to the outer wall of the duct piece main body and is arranged along the radian direction of the circumferential connecting surface; the first rubber sealing strip and the second rubber sealing strip are respectively connected with the circumferential connecting surface through a first aluminum alloy section bar, and the first aluminum alloy section bar is fixed with the circumferential connecting surface; the axial sealing mechanism comprises a third rubber sealing strip and a fourth rubber sealing strip, the third rubber sealing strip is close to the inner wall of the duct piece main body and is arranged along the extending direction of the axial connecting surface, and the fourth rubber sealing strip is close to the outer wall of the duct piece main body and is arranged along the extending direction of the axial connecting surface; the third rubber sealing strip and the fourth rubber sealing strip are respectively connected with the axial connecting surface through a second aluminum alloy section bar, and the second aluminum alloy section bar is fixed with the axial connecting surface.
2. The tunnel segment connection seal structure according to claim 1, wherein: the first aluminum alloy section bar includes the arc that sets up along circumference joint face radian direction, and the arc covers on circumference joint face, is equipped with the first mounting groove that sets up along circumference joint face radian direction on the arc, installs first assembly section bar in first mounting groove, first assembly section bar includes the first draw-in groove that sets up along circumference joint face radian direction, connects two first elasticity cards that are used for embedding in the first mounting groove on first draw-in groove.
3. The tunnel segment connection seal structure according to claim 2, wherein: the first rubber sealing strip and the second rubber sealing strip are respectively connected with the first clamping grooves of the two first aluminum alloy sections.
4. A tunnel segment connection seal arrangement according to claim 3, wherein: the second aluminum alloy section bar includes the mounting panel that sets up along axial junction face extending direction, and the mounting panel covers on axial junction face, is equipped with the second mounting groove that sets up along axial junction face extending direction on the mounting panel, installs the second assembly section bar in the second mounting groove, the second assembly section bar includes the second draw-in groove that sets up along axial junction face extending direction, connects two second elasticity cards that are used for embedding in the second mounting groove on the second draw-in groove.
5. The tunnel segment connection seal structure of claim 4, wherein: the third rubber sealing strip and the fourth rubber sealing strip are respectively connected with the second clamping grooves of the two second aluminum alloy sections.
6. The tunnel segment connection seal structure of claim 5, wherein: the first mounting groove is embedded into the circumferential connection surface, and the second mounting groove is embedded into the axial connection surface.
7. The tunnel segment connection seal structure according to claim 2, wherein: the arc plate is provided with a first connecting plate arranged along the radian direction of the circumferential connecting surface, and the first connecting plate is embedded in the duct piece main body.
8. The tunnel segment connection seal structure of claim 4, wherein: the second connecting plate is arranged on the mounting plate along the extending direction of the axial connecting surface and is embedded in the duct piece main body.
9. The tunnel segment connection seal structure according to claim 1, wherein: the first rubber sealing strip, the second rubber sealing strip, the third rubber sealing strip and the fourth rubber sealing strip are cambered surface arching sealing strips.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321300062.5U CN219910778U (en) | 2023-05-26 | 2023-05-26 | Tunnel segment connection sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321300062.5U CN219910778U (en) | 2023-05-26 | 2023-05-26 | Tunnel segment connection sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219910778U true CN219910778U (en) | 2023-10-27 |
Family
ID=88423955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321300062.5U Active CN219910778U (en) | 2023-05-26 | 2023-05-26 | Tunnel segment connection sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219910778U (en) |
-
2023
- 2023-05-26 CN CN202321300062.5U patent/CN219910778U/en active Active
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