CN217735520U - Shield tunnel waterproof construction - Google Patents
Shield tunnel waterproof construction Download PDFInfo
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- CN217735520U CN217735520U CN202220647815.9U CN202220647815U CN217735520U CN 217735520 U CN217735520 U CN 217735520U CN 202220647815 U CN202220647815 U CN 202220647815U CN 217735520 U CN217735520 U CN 217735520U
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Abstract
The utility model discloses a shield tunnel waterproof construction, include: sealing pad and the sealed groove of the sealed pad of shield structure section of jurisdiction, sealed pad is strip and it inlays the dress at the sealed inslot of the sealed pad of shield structure section of jurisdiction, the cross section of sealed pad is symmetrical structure, sealed pad includes outer tube and regular hexagon cellular baffle, the inside integrated into one piece of outer tube has regular hexagon cellular baffle, the tube length direction of outer tube is parallel with the board length direction of baffle, regular hexagon cellular baffle separates into a plurality of cross sections with the outer tube inside and is regular hexagon's through-hole one and a plurality of cross sections are tetragonal through-hole two. The utility model provides a sealed pad includes outer tube and the cellular baffle of regular hexagon, compares with the sealed structure of filling up now, and the cellular baffle of regular hexagon has mechanical properties good, than performance such as rigidity is high, specific strength is high and shock-resistant, can effectively improve the sealed pressurized stability who fills up and warp the harmony, even still possesses better stagnant water effect when assembling the wrong platform volume great.
Description
Technical Field
The utility model relates to a tunnel waterproof construction field, more specifically say so and relate to a shield tunnel waterproof construction.
Background
Shield tunnel waterproof construction, set up waterproof gasket between the adjacent shield pipe piece promptly, adjacent shield pipe piece compresses tightly the back, it warp to be located waterproof gasket pressurized between the two, thereby realize the shutoff to the seam crossing of adjacent shield pipe piece, current shield tunnel seam waterproof gasket extensively adopts the sealed pad of EPT rubber, the sealed cross-section that fills up has the trompil, hole cross sectional shape is circular, triangle-shaped or other irregular shapes, the purpose of trompil is the sealed pad pressurized deformation of being convenient for, current sealed pad structural design is unreasonable, sealed the compressive stability who fills up is relatively poor with deformation harmony, it stagnant water effect variation when assembling wrong platform volume great.
Therefore, how to provide a waterproof structure for a shield tunnel to overcome the above problems is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a shield tunnel waterproof construction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a shield tunnel waterproof structure, comprising: sealing pad and the sealed groove of shield structure section of jurisdiction, sealed pad is strip and it inlays the dress and is in the sealed inslot of shield structure section of jurisdiction, the sealed cross section that fills up is symmetrical structure, sealed pad includes outer tube and the cellular baffle of regular hexagon, the inside integrated into one piece of outer tube has the cellular baffle of regular hexagon, the pipe length direction of outer tube with the board length direction of baffle is parallel, the cellular baffle of regular hexagon will outer tube internal partitioning becomes a plurality of cross-sections and is tetragonal through-hole two for regular hexagon's through-hole one and a plurality of cross-sections.
According to the above technical scheme, compare with prior art, the utility model provides a shield tunnel waterproof construction, the utility model provides a sealed pad includes outer tube and regular hexagon cellular baffle, regular hexagon cellular baffle separates into a plurality of cross-sections with the outer tube internal partitioning and is regular hexagon's through-hole one and a plurality of cross-sections are tetragonal through-hole two, compare with the structure of current sealed pad, regular hexagon cellular baffle has mechanical properties good, than rigidity is high, specific strength is high and shock-resistant performance, outer tube and regular hexagon cellular baffle collocation can effectively improve sealed compressive stability who fills up and warp the harmony, even still possess better stagnant water effect when assembling the wrong platform volume great, thereby make the seam crossing of shield section of jurisdiction can resist higher water pressure.
Preferably, the outer tube has a wall thickness equal to a plate thickness of the regular hexagonal honeycomb partition plate. This setting can be ensured to seal when filling up the compression deformation, and deformation can take place steadily for outer tube and the honeycomb partition plate of regular hexagon.
Preferably, the cross section of outer tube is the hexagon, the section of shield constructs section of jurisdiction sealed pad slot is trapezoidal, on the outer tube in proper order adjacent three lateral wall with the groove diapire of sealed pad slot and two inseparable butts respectively of inslot lateral wall, the shape of through-hole two is isosceles trapezoid, and is a plurality of through-hole two is close to respectively the inner wall of outer tube arranges. This setting ensures that the outer tube can inlay reliably in shield segment sealing gasket slot.
Preferably, the cross section of outer tube is bilateral symmetry structure, an outer wall of outer tube is inwards sunken to go out a plurality of recesses, shield structure section of jurisdiction sealed gasket slot's tank bottom wall integrated into one piece have a plurality of with the arch of recess adaptation, it is a plurality of the arch inlays respectively to be adorned a plurality of in the recess. The arrangement can prevent the sealing gasket from sliding and deforming with the sealing gasket groove of the shield segment under the action of compression load.
Preferably, the number of the grooves is two, and the cross-sectional shape of the grooves is a trapezoid. This arrangement facilitates the installation of the gasket.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic cross-sectional view illustrating a gasket in a waterproof structure of a shield tunnel according to an embodiment;
FIG. 2 is a schematic partial cross-sectional view of a sealing gasket groove of a shield segment in a waterproof structure of a shield tunnel according to one embodiment;
FIG. 3 is a schematic cross-sectional view illustrating a packing of a waterproof structure of a shield tunnel according to an embodiment of the present invention being mounted on a packing groove of a shield segment;
fig. 4 is a schematic cross-sectional view of a gasket in a waterproof structure of a shield tunnel according to a second embodiment;
fig. 5 is a schematic partial sectional view of a shield segment gasket groove in a shield tunnel waterproof structure according to a second embodiment;
fig. 6 is a schematic cross-sectional view illustrating that a gasket in the waterproof structure of a shield tunnel according to the second embodiment is mounted on a gasket groove of a shield segment.
In the figure:
1 is a sealing gasket, 10 is an outer pipe, 100 is a groove, 11 is a regular hexagon honeycomb partition board, 2 is a sealing gasket groove of a shield segment, and 20 is a protrusion.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The utility model discloses a shield tunnel waterproof construction, the utility model provides a sealed pad 1 includes outer tube 10 and regular hexagon honeycomb partition 11, regular hexagon honeycomb partition 11 separates outer tube 10 internal partitioning into a plurality of cross-sections and is regular hexagon's through-hole one and a plurality of cross-sections are tetragonal through-hole two, compare with the structure of present sealed pad 1, regular hexagon honeycomb partition 11 has that mechanical properties is good, specific stiffness is high, specific strength is high and shock-resistant performance, outer tube 10 can effectively improve the compression stability and the deformation harmony of sealed pad 1 with regular hexagon honeycomb partition 11 collocation, even still possess better stagnant water effect when the wrong platform volume of assembly is great, thereby make the seam crossing of shield section of jurisdiction can resist higher water pressure; the outer wall of outer tube 10 is inwards sunken out recess 100, and shield constructs the groove bottom wall integrated into one piece of section of jurisdiction sealed pad slot 2 have with the protruding 20 of recess 100 adaptation, should set up the installation that can be convenient for sealed 1 to above-mentioned structure can prevent sealed 1 of filling up to take place to slide under the compressive load effect and warp.
Example one
Referring to fig. 1-3 for the whole and partial structure schematic diagrams of this embodiment, the utility model discloses a shield tunnel waterproof construction specifically discloses, include: the shield segment sealing gasket groove 2 is provided with a sealing gasket 1, and the sealing gasket 1 made of ethylene propylene diene monomer is strip-shaped and is tightly embedded in the shield segment sealing gasket groove 2;
the cross section of sealed 1 of filling up is symmetrical structure, sealed 1 of filling up includes outer tube 10 and regular hexagon cellular baffle 11, the wall thickness of outer tube 10 is the same with regular hexagon cellular baffle 11's board thickness, the inside integrated into one piece of outer tube 10 has regular hexagon cellular baffle 11, the tube length direction of outer tube 10 is parallel with the board length direction of baffle, regular hexagon cellular baffle 11 separates outer tube 10 internal partitioning into a plurality of cross sections and is regular hexagon's through-hole one and a plurality of cross sections are tetragonal through-hole two.
Further specifically, the cross section of outer tube 10 is the hexagon, and the section of shield constructs section of jurisdiction sealed pad slot 2 is isosceles trapezoid, and closely butt respectively in groove diapire and two inslot lateral walls of adjacent three lateral wall and shield constructs section of jurisdiction sealed pad slot 2 on the outer tube 10 in proper order, the shape of through-hole two is isosceles trapezoid, and the trapezoidal base of this waist is 60 with the contained angle of waist, and the inner wall that a plurality of through-holes two are close to outer tube 10 separately arranges. This waterproof construction is when using, and the sealed pad slot 2 position of shield structure section of jurisdiction on two adjacent shield structure segments corresponds and extrudes the sealed pad 1 that is located the two inside jointly, can evenly be out of shape after outer tube 10 and the extrusion of regular hexagon cellular partition plate 11 to carry out reliable shutoff to two shield structure segments.
Example two
Referring to fig. 4-6 for the whole and partial structure schematic diagrams of this embodiment, the utility model discloses a shield tunnel waterproof construction specifically discloses, include: sealing pad 1 and shield structure section of jurisdiction sealed pad slot 2, the sealed pad 1 that adopts the preparation of ethylene propylene diene monomer is strip and its inseparable dress in shield structure section of jurisdiction sealed pad slot 2, the cross section of sealed pad 1 is symmetrical structure, sealed pad 1 includes outer tube 10 and regular hexagon cellular baffle 11, the wall thickness of outer tube 10 is the same with regular hexagon cellular baffle 11's board thickness, the inside integrated into one piece of outer tube 10 has regular hexagon cellular baffle 11, the tube length direction of outer tube 10 is parallel with the board length direction of baffle, regular hexagon cellular baffle 11 separates into a plurality of cross sections with outer tube 10 is regular hexagon's through-hole one and a plurality of cross sections are tetragonal through-hole two.
Further specifically, the cross section of the outer tube 10 is a bilateral symmetry structure, two grooves 100 with isosceles trapezoid cross sections are recessed inwards on one outer wall of the outer tube 10, two protrusions 20 matched with the grooves 100 are integrally formed on the bottom wall of the shield segment sealing gasket groove 2, the cross section of each protrusion 20 is in an isosceles trapezoid shape, the height of each protrusion 20 is smaller than the depth of the corresponding groove 100, and the two protrusions 20 are embedded into the two grooves 100 respectively, so that the sealing gasket 1 is mounted conveniently; on the other hand, the sliding deformation of the sealing gasket 1 and the sealing gasket groove 2 of the shield segment under the action of the compressive load can be prevented.
More specifically, the cross section of the second through hole opposite to the shield segment sealing gasket groove 2 in the second through holes is isosceles trapezoid, the included angle between the bottom side and the waist of the isosceles trapezoid is 60 degrees, the cross section of the other second through holes is rhombus, and the maximum internal angle of the rhombus is 120 degrees. This waterproof construction is when using, and the sealed pad slot 2 position of shield structure section of jurisdiction on two adjacent shield structure segments corresponds and extrudes the sealed pad 1 that is located the two inside jointly, can evenly be out of shape after outer tube 10 and the extrusion of regular hexagon cellular partition plate 11 to carry out reliable shutoff to two shield structure segments.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. The utility model provides a shield tunnel waterproof construction which characterized in that includes: sealing pad (1) and shield structure section of jurisdiction sealed groove (2), sealed pad (1) is strip and it inlays the dress and is in shield structure section of jurisdiction sealed groove (2), the cross section of sealed pad (1) is symmetrical structure, sealed pad (1) includes outer tube (10) and regular hexagon cellular baffle (11), the inside integrated into one piece of outer tube (10) has regular hexagon cellular baffle (11), the pipe length direction of outer tube (10) with the board length direction of baffle is parallel, regular hexagon cellular baffle (11) will outer tube (10) internal partitioning becomes a plurality of cross-sections and is tetragonal through-hole two for regular hexagon's through-hole one and a plurality of cross-sections.
2. A shield tunnel waterproofing structure according to claim 1, wherein the wall thickness of the outer tube (10) is the same as the plate thickness of the regular hexagonal honeycomb partition (11).
3. The shield tunnel waterproof structure according to claim 1, wherein the cross section of the outer pipe (10) is hexagonal, the cross section of the shield segment gasket groove (2) is trapezoidal, three outer side walls which are sequentially adjacent to each other on the outer pipe (10) are respectively and tightly abutted to the bottom wall and two inner side walls of the shield segment gasket groove (2), the second through hole is isosceles trapezoid in shape, and the plurality of second through holes are respectively arranged close to the inner wall of the outer pipe (10).
4. The shield tunnel waterproof structure according to claim 1, wherein the cross section of the outer pipe (10) is a bilateral symmetry structure, an outer wall of the outer pipe (10) is recessed inwards to form a plurality of grooves (100), a plurality of protrusions (20) matched with the grooves (100) are integrally formed on the bottom wall of the shield segment gasket groove (2), and the plurality of protrusions (20) are embedded into the plurality of grooves (100) respectively.
5. The shield tunnel waterproofing structure according to claim 4, wherein the grooves (100) are provided in two and have a trapezoidal sectional shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220647815.9U CN217735520U (en) | 2022-03-23 | 2022-03-23 | Shield tunnel waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220647815.9U CN217735520U (en) | 2022-03-23 | 2022-03-23 | Shield tunnel waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217735520U true CN217735520U (en) | 2022-11-04 |
Family
ID=83815648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220647815.9U Active CN217735520U (en) | 2022-03-23 | 2022-03-23 | Shield tunnel waterproof construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217735520U (en) |
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2022
- 2022-03-23 CN CN202220647815.9U patent/CN217735520U/en active Active
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