CN218346269U - Concrete cover plate waterproof structure of underground pipe gallery hoisting port - Google Patents
Concrete cover plate waterproof structure of underground pipe gallery hoisting port Download PDFInfo
- Publication number
- CN218346269U CN218346269U CN202222643472.1U CN202222643472U CN218346269U CN 218346269 U CN218346269 U CN 218346269U CN 202222643472 U CN202222643472 U CN 202222643472U CN 218346269 U CN218346269 U CN 218346269U
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- Prior art keywords
- waterproof
- cover plate
- concrete cover
- coiled material
- waterproofing membrane
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- 239000000463 material Substances 0.000 claims abstract description 34
- 238000004078 waterproofing Methods 0.000 claims abstract description 31
- 239000012528 membrane Substances 0.000 claims abstract description 30
- 239000011241 protective layer Substances 0.000 claims abstract description 24
- 239000010410 layer Substances 0.000 claims abstract description 17
- 238000002955 isolation Methods 0.000 claims abstract description 16
- 239000011248 coating agent Substances 0.000 claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000010426 asphalt Substances 0.000 claims description 11
- 229920001971 elastomer Polymers 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 8
- 239000000806 elastomer Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 13
- 238000010276 construction Methods 0.000 description 7
- 239000000565 sealant Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920006327 polystyrene foam Polymers 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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Abstract
The utility model discloses a concrete cover plate waterproof structure of an underground pipe gallery lifting port, which comprises a concrete cover plate, wherein the concrete cover plate is positioned above the lifting port, side walls are arranged on two sides of the lifting port, grooves are arranged on the tops of the side walls, and two ends of the concrete cover plate are respectively arranged in the grooves; a waterproof device is arranged above the concrete cover plate; the waterproof device comprises a first waterproof coiled material, a second waterproof coiled material and a felt isolation layer, the first waterproof coiled material is bonded at the bottom of the felt isolation layer, the first waterproof coiled material covers the concrete cover plate, the side part of the first waterproof coiled material is turned downwards to the outer wall of the side wall, and a fine aggregate concrete protective layer is arranged on the felt isolation layer; the second waterproofing membrane sets up on the outer wall of side wall, and first waterproofing membrane both ends bond respectively through water proof coating the second waterproofing membrane, the second waterproofing membrane outside is equipped with the cystosepiment protective layer. The setting up of watertight fittings makes waterproof system more perfect, has improved water-proof effects, guarantees utility tunnel's waterproof demand, has solved the hoist and mount mouth setting and has leaded to the poor problem of water-proof effects at the below ground.
Description
Technical Field
The utility model relates to an underground utility tunnel technical field, concretely relates to concrete apron waterproof construction of underground pipe gallery hoist and mount mouth.
Background
In utility tunnel field, the hoist and mount mouth is generally stayed the position and is set up 1200mm higher than ground, but also has under a plurality of circumstances, receives the restriction of various reasons, and the hoist and mount mouth is reserved in the below ground, for example: the arrangement requirements of the green landscape, the conflict between the position of the lifting opening and the position of the community entrance and exit, and the like. When meeting rainfall weather, ponding will be from the gap inflow piping lane of hoist and mount mouthful apron, cause the piping lane in to intake, cause harm to pipeline and circuit in the piping lane, cause potential safety hazards such as electric leakage, so hoist and mount mouthful waterproof problem is especially important.
In addition, the pipeline construction is required to be carried out at the later stage of the underground pipe gallery, the lifting opening is required to be opened frequently, if the waterproof coiled material on the side wall of the lifting opening is directly turned up to the concrete cover plate, the waterproof system can be damaged when the concrete cover plate is opened, and the waterproof effect is influenced.
Therefore, how to provide a concrete cover plate waterproof structure for an underground pipe gallery hoisting port is a technical problem to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a concrete apron waterproof construction of underground pipe gallery hoist and mount mouth to solve among the prior art hoist and mount mouth setting and lead to the poor problem of water-proof effects below ground.
In order to achieve the above object, the present invention provides the following technical solutions:
according to the utility model provides a concrete cover plate waterproof construction of underground pipe gallery hoist and mount mouth, including the concrete cover plate, the concrete cover plate is located the top of hoist and mount mouth, the both sides of hoist and mount mouth are equipped with the side wall, the side wall top is equipped with the recess, the both ends of concrete cover plate set up in the recess respectively; a waterproof device is arranged above the concrete cover plate;
the waterproof device comprises a first waterproof coiled material, a second waterproof coiled material and a felt isolation layer, the first waterproof coiled material is bonded to the bottom of the felt isolation layer, the first waterproof coiled material covers the concrete cover plate, the side part of the first waterproof coiled material is turned downwards to the outer wall of the side wall, and a fine aggregate concrete protective layer is arranged on the felt isolation layer; the second waterproofing membrane sets up on the outer wall of side wall, the both ends of first waterproofing membrane bond respectively through water proof coating second waterproofing membrane, the outside of second waterproofing membrane is equipped with the cystosepiment protective layer.
Furthermore, a 5mm gap is formed between the two ends of the concrete cover plate and the groove, and plugging materials are arranged in the gap and comprise a caulking plate and sealants filled at the two ends of the caulking plate.
Furthermore, the second waterproofing membrane passes through the fix with screw on the outer wall of side wall, the upper portion of cystosepiment protective layer is equipped with multirow fixed block along length direction.
Furthermore, the top of cystosepiment protective layer is equipped with the draw-in groove, the bottom of fine aggregate concrete protective layer is equipped with the lug, the lug block is in the draw-in groove.
Further, the first waterproof roll is turned over for 150mm.
Furthermore, the first waterproof coiled material and the second waterproof coiled material are both elastomer modified asphalt waterproof coiled materials; the waterproof coating is non-cured rubber asphalt waterproof coating.
The utility model has the advantages of as follows:
through the arrangement of the waterproof device, the waterproof structure of the hoisting opening is more perfect, and the waterproof effect is improved; later stage hoist and mount mouth has the demand of opening regularly, avoids destroying original structure waterproof system, has guaranteed utility tunnel's waterproof demand.
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 description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary and that other implementation drawings may be derived from the provided drawings by those of ordinary skill in the art without inventive effort.
The structure, proportion, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and the modification of any structure, the change of proportion relation or the adjustment of size all fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the purpose which can be achieved by the present invention.
Fig. 1 is a front view of a concrete cover plate waterproof structure of an underground pipe gallery lifting port provided by the utility model;
FIG. 2 isbase:Sub>A cross-sectional view A-A of FIG. 1;
fig. 3 is a top view of a concrete cover plate in a concrete cover plate waterproof structure of an underground pipe gallery lifting port provided by the utility model;
in the figure: 1, a concrete cover plate; 2, side wall; 3 a first waterproofing membrane; 4, a felt isolation layer; 5 a second waterproof roll; 6 fine stone concrete protective layer; 61 a bump; 7 foam board protective layer; 71 fixed blocks; 8 caulking plates; and 9, sealing glue.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
In order to solve the related technical problem that exists among the prior art, this application embodiment provides a concrete apron waterproof construction of underground pipe gallery hoist and mount mouth, aims at solving the hoist and mount mouth setting and leads to the poor problem of water-proof effects in the below ground, realizes having improved water-proof effects, has guaranteed underground utility tunnel's waterproof demand. As shown in fig. 1-3, the concrete structure specifically comprises a concrete cover plate 1, wherein the concrete cover plate 1 is positioned above a hoisting port, side walls 2 are arranged on two sides of the hoisting port, grooves are arranged on the tops of the side walls 2, and two ends of the concrete cover plate 1 are respectively arranged in the grooves; when a general hoisting port is located underground, the hoisting port faces upwards, the concrete cover plate 1 can cover the hoisting port, and external personnel can be prevented from falling or invading from the hoisting port. The waterproof device is arranged above the concrete cover plate 1, and the waterproof problem of a hoisting port is further solved.
As shown in fig. 1, the waterproof device comprises a first waterproof roll 3, a second waterproof roll 5 and a felt isolation layer 4, the first waterproof roll 3 and the felt isolation layer 4 serve as a first barrier of the waterproof device, the first waterproof roll 3 is bonded at the bottom of the felt isolation layer 4, the first waterproof roll 3 covers the concrete cover plate 1, the side portion of the first waterproof roll 3 is turned downwards to the outer wall of the side wall 2, and the turning height is larger than or equal to 150mm. First waterproofing membrane 3 has covered whole hoist and mount mouth, is equipped with pea gravel concrete protective layer 6 on the felt isolation layer 4, has further strengthened watertight fittings's water-proof effects, and pea gravel concrete protective layer adopts C20 pea gravel concrete protective layer, and thickness is 50mm. Second waterproofing membrane 5 is laid on the outer wall of side wall 2, carry out water proof to the both sides of hoist and mount mouth, first waterproofing membrane 3's both ends bond second waterproofing membrane 5 respectively through non-cured rubber asphalt waterproof coating, first waterproofing membrane 3 and second waterproofing membrane 5 constitute a whole, carry out comprehensive water proof to the hoist and mount mouth, when needing to open the hoist and mount mouth, only need open the junction of first waterproofing membrane 3 and 5 one side of second waterproofing membrane, open concrete apron 1 again can, avoided directly laying first waterproofing membrane 3 on concrete apron 1, lead to causing destruction to waterproof construction when opening concrete apron 1. And a foam board protective layer 7 is arranged on the outer side of the second waterproof roll material 5, and is made of a polystyrene foam board with the thickness of 50mm. The foam board protective layer 7 not only strengthens the waterproof protection of the side wall 2, but also further fixes the joint of the first waterproof roll 3 and the second waterproof roll 5, thereby improving the stability of the whole structure of the waterproof device.
In some embodiments, as shown in fig. 3, two ends of the concrete cover plate 1 are installed in the grooves of the side wall 2 in a matching manner, and generally there is a gap which is not favorable for water prevention, but the gap is too small to be effectively blocked, so a gap of 5mm is provided between the two ends of the concrete cover plate 1 and the grooves, a blocking material is filled in the gap, the blocking material includes a caulking plate 8 and a sealant 9 filled at two ends of the caulking plate 8, and the three layers of materials block, thereby not only increasing the water-proof effect, but also making the gap not easy to be damaged, the caulking plate 8 adopts a polyethylene closed-cell foam caulking plate, and the sealant 9 adopts a sealant for building joints.
In some embodiments, the second waterproof roll 5 is fixed to the outer wall of the side wall 2 by screws, and the second waterproof roll 5 is fixed and reinforced and is not easy to fall off. The upper portion of cystosepiment protective layer 7 is equipped with multirow fixed block 71 along length direction, and fixed block 71 plays reinforced effect, makes the junction of first waterproofing membrane 3 and second waterproofing membrane 5 more firm.
In some embodiments, the top end of the foam board protective layer 7 is provided with a clamping groove, the bottom of the fine aggregate concrete protective layer 6 is provided with a convex block 61, and the convex block 61 is clamped in the clamping groove, so that the waterproof device is integrally firmer and is not easy to displace.
In some embodiments, first waterproofing membrane 3 turns down 150mm, and the height of turning down first waterproofing membrane 3 should ensure both waterproofing effect and construction cost, and therefore 150mm is the optimal choice.
In some embodiments, both first waterproofing membrane 3 and second waterproofing membrane 5 employ an elastomer-modified asphalt waterproofing membrane; the waterproof coating adopts non-curing rubber asphalt waterproof coating. The elastomer modified asphalt waterproof coiled material is a waterproof material with excellent performance, and has the advantages of heat resistance, cold resistance, corrosion resistance, aging resistance, good thermoplasticity, large tensile resistance, high elongation, strong tear resistance and the like. The non-cured rubber asphalt waterproof coating is a paste waterproof coating, is not cured for a long time after contacting with air, always keeps the characteristic of sticky colloid, has self-sealing capability and has good waterproof effect.
The utility model discloses use as follows:
firstly, placing a concrete cover plate 1 in a groove of a side wall 2 of a hoisting opening, and plugging a gap between the concrete cover plate 1 and the groove by using a polyethylene closed-cell foam plastic caulking plate and a sealant for building seams; bonding a first waterproof coiled material 3 to the bottom of the felt isolation layer 4, covering the whole hoisting opening with the first waterproof coiled material 3, turning the two sides of the first waterproof coiled material 3 downwards to 150mm of the outer wall of the side wall 2, laying a second waterproof coiled material 5 on the outer wall of the side wall 2, fixing the second waterproof coiled material with screws, and connecting the overlapping part of the first waterproof coiled material 3 and the second waterproof coiled material 5 with non-cured rubber asphalt waterproof paint; and a polystyrene foam board protective layer with the thickness of 50mm is placed on the outer side of the second waterproof roll 5, and finally a C20 fine stone concrete protective layer with the thickness of 50mm is placed above the asphalt felt isolation layer 4, so that the waterproof effect of the waterproof device is further enhanced.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (6)
1. The concrete cover plate waterproof structure of the hoisting port of the underground pipe gallery is characterized by comprising a concrete cover plate (1), wherein the concrete cover plate (1) is positioned above the hoisting port, side walls (2) are arranged on two sides of the hoisting port, a groove is formed in the top of each side wall (2), and two ends of the concrete cover plate (1) are respectively arranged in the grooves; a waterproof device is arranged above the concrete cover plate (1);
the waterproof device comprises a first waterproof coiled material (3), a second waterproof coiled material (5) and a felt isolation layer (4), the first waterproof coiled material (3) is bonded to the bottom of the felt isolation layer (4), the first waterproof coiled material (3) covers the concrete cover plate (1), the side part of the first waterproof coiled material (3) is turned downwards to the outer wall of the side wall (2), and a fine aggregate concrete protective layer (6) is arranged on the felt isolation layer (4); second waterproofing membrane (5) set up on the outer wall of side wall (2), the both ends of first waterproofing membrane (3) are passed through water proof coating and are bonded respectively second waterproofing membrane (5), the outside of second waterproofing membrane (5) is equipped with cystosepiment protective layer (7).
2. The concrete cover plate waterproof structure for the hoisting port of the underground pipe gallery according to claim 1, wherein a gap of 5mm is formed between each end of the concrete cover plate (1) and the corresponding groove, and plugging materials are arranged in the gaps and comprise caulking plates (8) and sealing glue (9) filled at each end of the caulking plates (8).
3. The concrete cover plate waterproof structure of the underground pipe gallery lifting hole according to claim 1, wherein the second waterproof roll (5) is fixed on the outer wall of the side wall (2) through screws, and a plurality of rows of fixing blocks (71) are arranged on the upper portion of the foam plate protective layer (7) in the length direction.
4. The concrete cover plate waterproof structure for the hoisting port of the underground pipe gallery according to claim 1, wherein a clamping groove is formed at the top end of the foam plate protective layer (7), a convex block (61) is arranged at the bottom of the fine aggregate concrete protective layer (6), and the convex block (61) is clamped in the clamping groove.
5. The concrete cover plate waterproof structure of the hoisting port of the underground pipe gallery according to claim 2, wherein the first waterproof roll (3) is turned over 150mm.
6. The concrete cover plate waterproof structure for the hoisting port of the underground pipe gallery according to claim 1, wherein the first waterproof roll (3) and the second waterproof roll (5) are both made of elastomer modified asphalt waterproof rolls; the waterproof coating is non-curing rubber asphalt waterproof coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222643472.1U CN218346269U (en) | 2022-10-09 | 2022-10-09 | Concrete cover plate waterproof structure of underground pipe gallery hoisting port |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222643472.1U CN218346269U (en) | 2022-10-09 | 2022-10-09 | Concrete cover plate waterproof structure of underground pipe gallery hoisting port |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218346269U true CN218346269U (en) | 2023-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222643472.1U Active CN218346269U (en) | 2022-10-09 | 2022-10-09 | Concrete cover plate waterproof structure of underground pipe gallery hoisting port |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218346269U (en) |
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2022
- 2022-10-09 CN CN202222643472.1U patent/CN218346269U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 450000 1 Minsheng Road, Zheng Dong New District, Zhengzhou, Henan Patentee after: Zhengzhou Municipal Engineering Survey, Design and Research Institute Co.,Ltd. Address before: 450000 1 Minsheng Road, Zheng Dong New District, Zhengzhou, Henan Patentee before: ZHENGZHOU MUNICIPAL ENGINEERING SURVEY AND DESIGN INSTITUTE |
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| CP03 | Change of name, title or address |