CN215595614U - Deformation joint waterproof structure of horizontal joint argillaceous shale water-rich tunnel - Google Patents
Deformation joint waterproof structure of horizontal joint argillaceous shale water-rich tunnel Download PDFInfo
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- CN215595614U CN215595614U CN202121483293.5U CN202121483293U CN215595614U CN 215595614 U CN215595614 U CN 215595614U CN 202121483293 U CN202121483293 U CN 202121483293U CN 215595614 U CN215595614 U CN 215595614U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 238000010276 construction Methods 0.000 claims abstract description 40
- -1 polyethylene Polymers 0.000 claims abstract description 19
- 239000004698 Polyethylene Substances 0.000 claims abstract description 18
- 229920000573 polyethylene Polymers 0.000 claims abstract description 18
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 239000000565 sealant Substances 0.000 claims abstract description 14
- 239000011241 protective layer Substances 0.000 claims description 7
- 230000008961 swelling Effects 0.000 claims description 6
- 239000004746 geotextile Substances 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 7
- 230000007547 defect Effects 0.000 abstract description 5
- 239000003292 glue Substances 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 description 5
- 238000007569 slipcasting Methods 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 229920001179 medium density polyethylene Polymers 0.000 description 2
- 239000004701 medium-density polyethylene Substances 0.000 description 2
- 235000014121 butter Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000004587 polysulfide sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of tunnel construction, and particularly relates to a deformation joint waterproof structure of a horizontal joint argillaceous shale water-rich tunnel. This water-rich tunnel movement joint waterproof construction including mould lining cutting, movement joint, polyethylene board, bury formula steel limit rubber waterstop, back of the body formula rubber waterstop, sealed glue, meet water inflation waterstop in. The buried steel-edged rubber water stop is arranged in the middle of the deformation joint. And the back-adhered rubber waterstop is adhered to one side of the molded lining corresponding to the primary support of the tunnel and covers the deformation joint. The sealant is arranged in the deformation joint and is positioned on one side of the polyethylene plate far away from the back-pasted rubber water stop. The water-swelling water stop belt is arranged in the middle of the deformation joint. The utility model improves the waterproof effect of the deformation joint, ensures the later-stage operation safety of the tunnel, avoids the cost increase caused by defect treatment, meets the requirement of construction specifications, and realizes the purposes of reducing the construction cost and improving the economic benefit.
Description
Technical Field
The utility model belongs to the technical field of tunnel construction, and particularly relates to a deformation joint waterproof structure of a horizontal joint argillaceous shale water-rich tunnel.
Background
Deformation joint waterproof construction that present tunnel often adopted comprises well formula steel limit rubber waterstop and the zinc-plating water receiving box of burying, often can not reach waterproof standard, and especially the easy percolating water phenomenon that appears in deformation joint department influences lining cutting structure safety function, increases defect treatment cost.
The horizontal joint crack shale geology water-rich tunnel has higher waterproof requirements for the deformation joint, and the existing tunnel deformation joint waterproof structure cannot meet the use requirements and can not play an effective waterproof effect. Therefore, a deformation joint waterproof structure suitable for the horizontal joint fracture shale geological water-rich tunnel needs to be researched as soon as possible, the later operation safety of the tunnel can be guaranteed, and the cost increase caused by defect treatment can be avoided.
Therefore, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a deformation joint waterproof structure of a horizontal joint argillaceous shale water-rich tunnel, and the deformation joint waterproof structure is used for solving the problem that the waterproof effect of the deformation joint waterproof structure in the prior art is poor.
In order to achieve the above purpose, the utility model provides the following technical scheme:
the utility model provides a horizontal joint argillaceous shale water-rich tunnel movement joint waterproof construction, includes:
the method comprises the following steps of (1) modular lining, wherein the modular lining comprises a first construction section part and a second construction section part;
a deformation joint formed by a gap between the first construction section and the second construction section;
a polyethylene plate filled in the deformation joint;
the middle embedded steel-edged rubber water stop is arranged in the middle of the deformation joint and extends to the inside of the molded lining towards two sides;
the back-attached rubber waterstop is attached to one side, corresponding to the primary support of the tunnel, of the molded lining and covers the deformation joint;
the sealant is arranged in the deformation joint and is positioned on one side of the polyethylene plate far away from the back-attached rubber water stop belt;
and the water-swelling water stop belt is arranged in the middle of the deformation joint.
As the preferable scheme of the deformation joint waterproof structure of the horizontal joint argillaceous shale water-rich tunnel, the water-swelling water stop is arranged between the back-attached rubber water stop and the buried steel-edged rubber water stop.
As the preferable scheme of the deformation joint waterproof structure of the horizontal joint argillaceous shale water-rich tunnel, a protective layer is laid on the back of the back-attached rubber water stop.
As the preferable scheme of the horizontal joint argillaceous shale water-rich tunnel deformation joint waterproof structure, the protective layer is a waterproof board and geotextile.
As the preferable scheme of the deformation joint waterproof structure of the horizontal joint argillaceous shale water-rich tunnel, the deformation joint waterproof structure further comprises a water receiving box arranged below the deformation joint.
As the preferable scheme of the deformation joint waterproof structure of the horizontal joint argillaceous shale water-rich tunnel, the deformation joint waterproof structure further comprises a grouting pipe, and the grouting pipe is embedded in the deformation joint.
As the preferable scheme of the deformation joint waterproof structure of the horizontal joint argillaceous shale water-rich tunnel, the deformation joint waterproof structure further comprises a shear rod, and two ends of the shear rod are respectively inserted into the molded linings on two sides of the deformation joint.
As the preferable scheme of the deformation joint waterproof structure of the horizontal joint argillaceous shale water-rich tunnel, a protection pipe which is correspondingly sleeved with the shear rod is arranged in a mold lining on one side of the deformation joint, one end of the protection pipe is closed, and the protection pipe is in clearance fit with the shear rod.
As the preferable scheme of the horizontal joint argillaceous shale water-rich tunnel deformation joint waterproof structure, the protection tube is a seamless steel tube, and butter is arranged in the seamless steel tube.
Has the advantages that:
1) compared with the existing deformation joint waterproof structure, the deformation joint waterproof structure has the advantages that the back-attached rubber waterstops and the sealant are additionally arranged at the two end parts of the deformation joint respectively, and the water-swelling waterstops are additionally arranged in the middle of the deformation joint, so that the waterproof effect of the deformation joint can be effectively improved;
2) the waterproof effect of the deformation joint can be further improved by arranging the waterproof plate and the geotextile;
3) through setting up the slip casting pipe, can play the effect of stagnant water shutoff water to movement joint slip casting when the unexpected percolating water condition takes place.
4) By arranging the shear rod, the deformation amount of the deformation joint can be reduced, and the rubber waterstop with the embedded steel edge is not damaged when the deformation joint generates displacement;
5) when the deformation joint is displaced, the shear rod can freely move in the protective tube, and the protective effect is achieved on the shear rod.
6) The grease can reduce the friction between the shear rod and the protection tube.
In conclusion, the deformation joint waterproof structure for the horizontal joint argillaceous shale water-rich tunnel provided by the utility model has the advantages that the deformation joint waterproof effect is improved, the later-stage operation safety of the tunnel is ensured, the cost increase caused by defect treatment is avoided, the construction specification requirements are met, and the purposes of reducing the construction cost and improving the economic benefit are achieved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. Wherein:
FIG. 1 is a schematic structural view of the present invention in use in construction of a deformation joint of an arch wall;
FIG. 2 is a schematic structural diagram of the present invention applied to the construction of an inverted arch deformation joint.
In the figure, 1, a mold is lined; 2. a back-adhered rubber waterstop; 3. sealing glue; 4. a water-swelling water stop belt; 5. a polyethylene sheet; 6. a grouting pipe; 7. a shear bar; 8. protecting the tube; 9. primary support of the tunnel; 10. a water receiving box; 11. a protective layer; 12. a middle-buried steel-edged rubber waterstop; 101. firstly, constructing a section part; 102. and (5) constructing a section part later.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
In the description of the present invention, the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are for convenience of description of the present invention only and do not require that the present invention must be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. The terms "connected" and "connected" used herein should be interpreted broadly, and may include, for example, a fixed connection or a detachable connection; they may be directly connected or indirectly connected through intermediate members, and specific meanings of the above terms will be understood by those skilled in the art as appropriate.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
As shown in fig. 1-2, an embodiment of a waterproof structure for a deformation joint of a horizontal joint argillaceous shale water-rich tunnel comprises the following components: this movement joint waterproof construction includes: the waterproof structure comprises a mold lining 1, deformation joints, a back-attached rubber waterstop 2, a sealant 3, a water swelling waterstop 4, a polyethylene plate 5 and a middle-buried steel-edged rubber waterstop 12. The modular lining 1 comprises a first construction section 101 and a second construction section 102. The deformation joint is formed by a gap between the first construction section part and the second construction section part. The polyethylene sheet 5 is filled in the deformation joint. The buried steel-edged rubber water stop 12 is arranged in the middle of the deformation joint and extends to the inside of the molded lining towards two sides. And the back-adhered rubber water stop 2 is adhered to one side of the molded lining corresponding to the primary support of the tunnel and covers the deformation joint. The sealant 3 is arranged in the deformation joint and is positioned on one side of the polyethylene plate 5 far away from the back-pasted rubber water stop band 2, and the sealant 3 completely covers the deformation joint. The water-swelling water stop 4 is arranged in the middle of the deformation joint.
As shown in fig. 1, the deformation joint waterproof structure of the embodiment of the utility model applied to the construction of the deformation joint of the arch wall comprises a molded lining 1, a deformation joint, a back-attached rubber water stop 2, a sealant 3, a water swelling water stop 4, a polyethylene plate 5, a water receiving box 10, a middle-embedded steel edge rubber water stop 12 and a tunnel primary support 9. The tunnel preliminary bracing 9 is located above the modular lining 1. The modular lining 1 comprises a first construction section 101 and a second construction section 102. The deformation joint is formed by a gap between the first construction section part and the second construction section part. The polyethylene sheet 5 is filled in the deformation joint. The buried steel-edged rubber water stop 12 is arranged in the middle of the deformation joint and extends to the inside of the molded lining towards two sides. The upper end and the lower extreme of movement joint are provided with back of the body and paste formula rubber waterstop 2, sealed glue 3 respectively, and the middle part of movement joint is provided with water swelling waterstop 4. The back-pasting rubber waterstop 2 is pasted above the mould lining and covers the upper end surface of the deformation joint. The back-adhered rubber waterstop 2 is arranged between the tunnel primary support 9 and the molded lining 1. The sealant 3 is arranged in the deformation joint and is positioned on one side, away from the back-attached rubber water stop belt 2, of the polyethylene plate 5, and the sealant 3 completely covers the lower end face of the deformation joint. The polyethylene sheet 5 is a medium density polyethylene sheet. The water swelling water stop 4 is arranged between the back-pasted rubber water stop 2 and the buried steel-edged rubber water stop 12. A protective layer 11 is laid on the back of the back-pasted rubber water stop 2, and the protective layer 11 is a waterproof board and geotextile. The water receiving box 10 is arranged below the deformation joint.
As shown in fig. 2, the embodiment of the utility model applied to the construction of the inverted arch deformation joint comprises a molded lining 1, a deformation joint, a back-attached rubber water stop 2, a sealant 3, a water-swelling water stop 4, a polyethylene plate 5, a grouting pipe 6, a shear rod 7, a middle-embedded steel-edged rubber water stop 12 and a tunnel primary support 9. The tunnel preliminary bracing 9 is located below the modular lining 1. The modular lining 1 comprises a first construction section 101 and a second construction section 102. The deformation joint is formed by a gap between the first construction section part and the second construction section part. The polyethylene sheet 5 is filled in the deformation joint. The buried steel-edged rubber water stop 12 is arranged in the middle of the deformation joint and extends to the inside of the molded lining towards two sides. The upper end and the lower extreme of movement joint are provided with sealed glue 3, back of the body formula rubber waterstop 2 respectively, and the middle part of movement joint is provided with water inflation waterstop 4. The back-adhered rubber waterstop 2 is arranged between the tunnel primary support 9 and the molded lining 1. The back-adhered rubber waterstop 2 is adhered below the molded lining and covers the lower end face of the deformation joint. The sealant 3 is arranged in the deformation joint and is positioned on one side, away from the back-attached rubber water stop belt 2, of the polyethylene plate 5, and the sealant 3 completely covers the upper end face of the deformation joint. The polyethylene sheet 5 is a medium density polyethylene sheet. The water swelling water stop 4 is arranged between the back-pasted rubber water stop 2 and the buried steel-edged rubber water stop 12. The grouting pipe 6 is pre-buried in the deformation joint, and the grouting pipe 6 is communicated with the deformation joint. This slip casting pipe is the PVC pipe that punches, and the accessible PVC pipe that punches when taking place the percolating water condition is to the movement joint slip casting, plays the effect of stagnant water leaking stoppage. Two ends of the shear rod 7 are respectively inserted into the mold linings on two sides of the deformation joint and are used for fixedly connecting the construction section part firstly and the construction section part secondly on two sides of the deformation joint. Through setting up shear bar 7, can reduce the movement joint deflection, bury steel limit rubber waterstop in the assurance and not destroyed when the movement joint produces the displacement. A protection pipe 8 which is correspondingly sleeved with the shear rod is arranged in the mold building lining on one side of the deformation joint, one end of the protection pipe 8 is sealed, and the protection pipe 8 is in clearance fit with the shear rod 7. The protection pipe 8 is located at the construction section of the mold lining. When the deformation joint displaces, the shear rod 7 can freely move in the protective tube 8, and has a protective effect on the shear rod. The protection tube 8 is a seamless steel tube, and grease is arranged in the seamless steel tube, so that friction between the shear rod and the protection tube can be reduced. In other embodiments, the protective tube may also be a PVC tube.
In another alternative embodiment of the present application, as shown in fig. 2, the shear rods 7 are arranged above and below the buried steel-edged rubber water stop 12, and the distance between the upper and lower shear rods is 35 cm. Shear bar 7 is the twisted steel, and the diameter of twisted steel is 50mm, arranges interval hoop 50 cm. The gap between the closed end of the seamless steel pipe and the shear rod is 20mm, and the wall thickness of the seamless steel pipe is 5.5 mm.
In another alternative embodiment of the present application, the sealant 3 is a polysulfide sealant that has excellent resistance to fuel, hydraulic, water and various chemicals as well as heat and weathering.
In conclusion, the deformation joint waterproof structure for the horizontal joint argillaceous shale water-rich tunnel has the advantages that the waterproof structure has an obvious effective waterproof effect, the later-stage operation safety of the tunnel is guaranteed, the cost increase caused by defect treatment is avoided, the construction specification requirements are met, and the purposes of reducing the construction cost and improving the economic benefit are achieved.
It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.
The above description is only exemplary of the utility model and should not be taken as limiting the utility model, as any modification, equivalent replacement, or improvement made within the spirit and principle of the utility model is intended to be covered by the appended claims.
Claims (9)
1. The utility model provides a water-rich tunnel movement joint waterproof construction of horizontal joint argillaceous shale which characterized in that includes:
the method comprises the following steps of (1) modular lining, wherein the modular lining comprises a first construction section part and a second construction section part;
a deformation joint formed by a gap between the first construction section and the second construction section;
a polyethylene plate filled in the deformation joint;
the middle embedded steel-edged rubber water stop is arranged in the middle of the deformation joint and extends to the inside of the molded lining towards two sides;
the back-attached rubber waterstop is attached to one side, corresponding to the primary support of the tunnel, of the molded lining and covers the deformation joint;
the sealant is arranged in the deformation joint and is positioned on one side of the polyethylene plate far away from the back-attached rubber water stop belt;
and the water-swelling water stop belt is arranged in the middle of the deformation joint.
2. The horizontal joint argillaceous shale water-rich tunnel deformation joint waterproof structure of claim 1, wherein the water swelling water stop is disposed between a back-attached rubber water stop and the buried steel-edged rubber water stop.
3. The horizontal joint argillaceous shale water-rich tunnel deformation joint waterproof structure as claimed in claim 1, wherein a protective layer is laid on the back of the back-attached rubber water stop.
4. The horizontal joint argillaceous shale water-rich tunnel deformation joint waterproof structure of claim 3, wherein the protective layer is a waterproof board and geotextile.
5. The deformation joint waterproof structure of the horizontally jointed argillaceous shale water-rich tunnel according to claim 1, wherein the deformation joint waterproof structure further comprises a water receiving box disposed below the deformation joint.
6. The horizontal joint argillaceous shale water-rich tunnel deformation joint waterproof structure of claim 1, characterized in that, the deformation joint waterproof structure further comprises a grouting pipe, and the grouting pipe is pre-buried in the deformation joint.
7. The horizontal joint argillaceous shale water-rich tunnel deformation joint waterproof structure according to any one of claims 1-6, characterized in that the deformation joint waterproof structure further comprises a shear rod, and two ends of the shear rod are respectively inserted into a molded lining on two sides of the deformation joint.
8. The waterproof structure for the deformation joint of the horizontal joint argillaceous shale water-rich tunnel according to claim 7, wherein a mold lining on one side of the deformation joint is internally provided with a protection pipe which is correspondingly sleeved with the shear rod, one end of the protection pipe is closed, and the protection pipe is in clearance fit with the shear rod.
9. The horizontally-jointed argillaceous shale water-rich tunnel deformation joint waterproof structure as claimed in claim 8, wherein the protection pipe is a seamless steel pipe, and grease is arranged in the seamless steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121483293.5U CN215595614U (en) | 2021-06-30 | 2021-06-30 | Deformation joint waterproof structure of horizontal joint argillaceous shale water-rich tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121483293.5U CN215595614U (en) | 2021-06-30 | 2021-06-30 | Deformation joint waterproof structure of horizontal joint argillaceous shale water-rich tunnel |
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| Publication Number | Publication Date |
|---|---|
| CN215595614U true CN215595614U (en) | 2022-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121483293.5U Active CN215595614U (en) | 2021-06-30 | 2021-06-30 | Deformation joint waterproof structure of horizontal joint argillaceous shale water-rich tunnel |
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| Country | Link |
|---|---|
| CN (1) | CN215595614U (en) |
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2021
- 2021-06-30 CN CN202121483293.5U patent/CN215595614U/en active Active
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Effective date of registration: 20240824 Address after: No. 337, Gongnong Road, Dadong District, Shenyang City, Liaoning Province Patentee after: CHINA RAILWAY NO.9 GROUP NO.7 ENGINEERING CO.,LTD. Country or region after: China Patentee after: CHINA RAILWAY NO.9 GROUP Co.,Ltd. Address before: No. 337, Gongnong Road, Dadong District, Shenyang City, Liaoning Province Patentee before: CHINA RAILWAY NO.9 GROUP NO.7 ENGINEERING CO.,LTD. Country or region before: China |