CN108589797B - Underground structure and pier column separated type node waterproof system - Google Patents
Underground structure and pier column separated type node waterproof system Download PDFInfo
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- CN108589797B CN108589797B CN201810572292.4A CN201810572292A CN108589797B CN 108589797 B CN108589797 B CN 108589797B CN 201810572292 A CN201810572292 A CN 201810572292A CN 108589797 B CN108589797 B CN 108589797B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 21
- 239000003566 sealing material Substances 0.000 claims abstract description 14
- 239000002689 soil Substances 0.000 claims description 29
- 239000010410 layer Substances 0.000 claims description 24
- 229910000838 Al alloy Inorganic materials 0.000 claims description 21
- 239000010935 stainless steel Substances 0.000 claims description 19
- 229910001220 stainless steel Inorganic materials 0.000 claims description 19
- 238000010276 construction Methods 0.000 claims description 17
- 239000003973 paint Substances 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 239000011241 protective layer Substances 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 9
- 239000011247 coating layer Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001788 irregular Effects 0.000 abstract description 11
- 238000004078 waterproofing Methods 0.000 abstract description 5
- 229920001971 elastomer Polymers 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention belongs to the technical field of underground structure waterproofing, and in particular relates to an underground structure and pier stud separated type node waterproofing system which comprises an underground structure and pier studs, wherein through holes are formed in the underground structure, the pier studs penetrate through the through holes, and gaps are formed between the outer walls of the pier studs and the inner walls of the through holes; the gap is filled with flexible joint filling materials, and a drainage device is arranged at the bottom of the gap; the outer wall of the pier stud is provided with an ear plate protruding outwards, and a flexible sealing material is arranged between the bottom of the ear plate and the top of the flexible joint filling material. According to the underground structure and pier column separated type node waterproof system, the gap between the underground structure and the pier columns is used for conducting and draining possible water leakage in an organized mode, and the water guiding and draining device is arranged at the bottom of the gap, so that irregular water leakage of the nodes separated from the underground structure by the pier columns is avoided, and the use experience of an underground space is affected.
Description
Technical Field
The invention belongs to the technical field of underground structure waterproofing, and particularly relates to an underground structure and pier column separated node waterproofing system which is suitable for station and house comprehensive transportation hub engineering, house building engineering, bridge and underground structure engineering and the like.
Background
Comprehensive transportation hub engineering of national railway station building and subway integrated design is more and more popular, and in the mode, station building pillars, positive bridge pillars and ramp bridge pillars can fall in the range of a subway station structure and are built together with the subway structure. The positive bridge structure must meet the requirement that the train passes the station at normal speed, has larger load and is dynamic load, and is designed according to the separation of bridge pier columns and the subway structure in order to avoid adverse effects on the subway structure. Because the top plate of the subway structure is positioned below the earth, the node design is required to be reasonably carried out so as to meet the requirements of bearing and waterproofing as well as the requirements of the overall building function and effect of the building profession.
The existing design is mostly aimed at the situation of the integral pouring consideration of the underground structure and the pier stud, the integral design is easy to cause the pulling crack of the underground structure under the action of factors such as dynamic load and vibration generated by train operation, and even the problem of structural safety is easy to occur under the action of a long time. Under the condition that the underground structure and the pier stud are designed separately and cannot be subjected to protruding ground treatment, the waterproof treatment is generally considered to be carried out underground; the durability of the waterproof material is limited, the situation of water leakage is easy to occur after the waterproof material is long, the operation and maintenance cost is high, and the use experience of underground space is affected.
Therefore, for the co-construction of the underground structure and the pier stud, it is necessary to design a new node waterproof system for the underground structure and the pier stud to overcome the above problems.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide the node waterproof system with the separated underground structure and the pier column, which can be used for organically draining possible water leakage and avoiding irregular water leakage of the underground structure and influencing the use experience.
In order to achieve the above purpose, the technical scheme of the invention is that the underground structure and pier stud separated type node waterproof system comprises an underground structure and pier studs, wherein through holes are formed in the underground structure, the pier studs penetrate through the through holes, and gaps are formed between the outer walls of the pier studs and the inner walls of the through holes; the gap is filled with flexible joint filling materials, and a drainage device is arranged at the bottom of the gap; the outer wall of the pier stud is provided with an ear plate protruding outwards, and a flexible sealing material is arranged between the bottom of the ear plate and the top of the flexible joint filling material.
Further, the underground structure includes structural ceiling, kong Bianliang and Kong Biandang earth walls; one side of the structural roof, which is close to the pier stud, is provided with Kong Bianliang, the top of the hole side beam is provided with Kong Biandang soil walls, and one side, which is close to the pier stud, of Kong Bianliang and one side, which is close to the pier stud, of Kong Biandang soil walls are contacted with the flexible joint filling material.
Further, the top of the structural roof is provided with a first waterproof structure, one side of the Kong Biandang soil wall, which is far away from the pier stud, is provided with a second waterproof structure, and a plain soil ramming layer is arranged between the first waterproof structure, the second waterproof structure and the ground.
Further, the top of clearance is equipped with the metal cover plate, the one end of metal cover plate upwards buckles the back with the outer wall of pier stud is fixed, the other end of metal cover plate extends to Kong Biandang soil wall is kept away from one side of pier stud.
Further, the drainage device comprises a drainage groove, one side, close to the hole edge beam, of the drainage groove is connected with a fixing plate, and the fixing plate is fixed with the bottom of the Kong Bianliang.
Further, an aluminum alloy flashing plate is arranged in the gap, the bottom of the aluminum alloy flashing plate extends out of the gap and is connected with one side, close to the pier stud, of the drainage groove, the middle of the aluminum alloy flashing plate is fixed with the pier stud, and the top of the aluminum alloy flashing plate is bent downwards.
Further, the tail end of the downward bending part at the top of the aluminum alloy flashing plate is positioned above the water inlet of the drainage groove.
Further, a stainless steel plate is arranged on the bottom surface of the Kong Bianliang and close to the gap, one end of the stainless steel plate is fixed with the bottom surface of the Kong Bianliang, and the other end of the stainless steel plate is inclined downwards into the drainage groove.
Still further, the first waterproof construction includes a first waterproof paint layer, an isolation layer and a first protection layer that are sequentially disposed, the first waterproof paint layer being located at a side close to the structural ceiling.
Still further, the second waterproof construction includes a second waterproof paint layer and a second protective layer disposed in sequence, the second waterproof paint layer being located at a side close to the Kong Biandang soil wall.
Compared with the prior art, the invention has the following beneficial effects:
(1) According to the underground structure and pier column separated node waterproof system provided by the invention, the possible water leakage is orderly led and discharged through the gap between the underground structure and the pier column, so that irregular water leakage of the nodes separated from the underground structure is avoided, and the use experience of an underground space is influenced;
(2) The underground structure and pier column separated node waterproof system provided by the invention can ensure the structural integrity, durability and bearing requirements; meanwhile, the water leakage can be avoided, the building effect is achieved, the construction is simple and convenient, the operation is easy, the drainage device can be replaced, the later operation is safe, and the maintenance cost is low;
(3) The top of the structural top plate of the underground structure and pier column separated node waterproof system and one side of the hole edge soil blocking wall, which is far away from the pier column, are subjected to waterproof treatment, so that the situation of water leakage is avoided;
(4) According to the underground structure and pier column separated node waterproof system, penetrating water is led into a drainage groove through an aluminum alloy flashing plate and a stainless steel plate below a gap between the underground structure and the pier column and then is discharged, so that irregular water leakage is avoided;
(5) According to the invention, the gap is arranged between the underground structure and the pier column, the flexible joint filling material is filled in the gap, and the flexible sealing material is arranged between the lug plate and the flexible joint filling material, so that the pier structure can be freely deformed under the action of dynamic load such as a train on the upper part, and irregular water leakage caused by the pulling crack of the top plate of the underground structure due to structural deformation is avoided.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of an underground structure and pier column separated node waterproof system according to an embodiment of the invention;
FIG. 2 is a schematic diagram of the structure at A in FIG. 1;
fig. 3 is a schematic diagram of a local structure of an underground structure and pier column separated node waterproof system according to a second embodiment of the present invention.
In the figure: 1. the underground structure comprises an underground structure, 101, a structural roof, 102, kong Bianliang, 103, kong Biandang soil walls, 2, pier studs, 201, ear plates, 3, gaps, 4, flexible joint filling materials, 5, flexible sealing materials, 6, a metal cover plate, 7, drainage devices, 701, drainage grooves, 702, drainage pipes, 703, aluminum alloy flashing plates, 704, stainless steel plates, 8, a first waterproof structure, 801, a first waterproof coating layer, 802, an isolation layer, 803, a first protective layer, 9, a second waterproof structure, 901, a second waterproof coating layer, 902, a second protective layer, 10, a rubber gasket, 11, a plain soil ramming layer, 12, a fixed plate, 13, a nail, 14, bolts, 15 and the ground.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1, a first embodiment of the present invention provides a node waterproof system with separated underground structure and pier column, comprising an underground structure 1 and pier column 2, wherein the underground structure 1 is provided with a through hole, the pier column 2 is penetrated in the through hole, and a gap 3 is arranged between the outer wall of the pier column 2 and the inner wall of the through hole; the gap 3 is filled with a flexible joint filling material 4, the bottom of the gap 3 is provided with a drainage device 7, and the bottom of the drainage groove 701 is communicated with a drainage pipe 702; the outer wall of the pier stud 2 is provided with an ear plate 201 protruding outwards, and a flexible sealing material 5 is arranged between the bottom of the ear plate 201 and the top of the flexible joint filling material 4.
Through holes are formed in the area, where the pier stud 2 passes through the underground structure 1, of the structure, gaps are reserved around the pier stud, and the pier stud can pass through freely; arranging reinforced concrete ear plates 201 around the pier column, and pouring the ear plates and the pier column 2 integrally; the gap 3 between the bridge pier 2 and the underground structure 1 is filled with a flexible joint filling material 4, the gap 3 between the lug plate 201 and the gap 3 is sealed by a flexible sealing material 5, and a drainage device 7 is arranged to collect and drain possible water leakage in an organized way. According to the underground structure and pier column separated type node waterproof system, the drainage device 7 is arranged below the gap 3 between the underground structure 3 and the pier column 2, so that possible water leakage is orderly drained, irregular water leakage of the nodes separated from the underground structure is avoided, and the use experience of an underground space is affected.
According to the invention, the underground structure is separated from the pier column, gaps are arranged, flexible joint filling materials are filled, and flexible sealing materials are arranged between the lug plates and the flexible joint filling materials, so that the pier column can be freely deformed under the action of dynamic load such as a train on the upper part, and irregular water leakage caused by the deformation of the pier structure due to the pulling crack of the top plate of the underground structure is avoided.
The lug plate 201 is arranged at a position close to the ground 15, a gap 3 between the bridge pier 2 and the underground structure 1 is 100-200 mm wide, and water is led and discharged in an organized manner on the premise of ensuring the safety quality; the preferred gap 3 is 150mm wide.
Further, the underground structure 1 includes structure top plates 101, kong Bianliang, 102 and Kong Biandang earth walls 103; the side of the structural roof 101 close to the pier stud 2 is provided with Kong Bianliang and Kong Bianliang, the top of the structural roof is provided with Kong Biandang soil walls 103, the side of the Kong Bianliang and the soil walls 103 close to the pier stud 2 are contacted with the flexible joint filling material 4. The structural roof 101 is provided with through holes for the pier stud 2 to pass through, the Kong Bianliang and Kong Biandang soil walls 103 are all arranged around the pier stud, the wall body of the soil wall 103 is not allowed to protrude out of the ground in general building effect requirements Kong Biandang, and the wall is extended to be close to the ground as high as possible and above the flood water level.
Further, the top of the structural ceiling 101 is provided with a first waterproof structure 8, a side of the Kong Biandang soil wall 103 away from the pier stud 2 is provided with a second waterproof structure 9, and a plain soil ramming layer 11 is arranged between the first waterproof structure 8, the second waterproof structure 9 and the ground 15. The underground structure and pier column separated node waterproof system provided by the invention has the advantages that a first waterproof structure 8 and a second waterproof structure 9 are used as a first waterproof line, and the possible water leakage is orderly led and discharged through gaps between the underground structure and the pier columns, so that the irregular water leakage of the nodes separated from the underground structure by the pier columns is avoided as a second waterproof line, and the use experience of an underground space is influenced.
Further, the top of the gap 3 is provided with a metal cover plate 6, one end of the metal cover plate 6 is bent upwards and then fixed with the outer wall of the pier stud 2, and the other end of the metal cover plate 6 extends to one side of the hole edge soil blocking wall 103 away from the pier stud 2. A metal cover plate 6 is arranged above the gap 3 between the pier stud 2 and the underground structure 1 to cover, so that the underground structure 1 is convenient to be used for a waterproof structure.
Further, as shown in fig. 2, the drainage device 7 includes a drainage groove 701, one side of the drainage groove 701 near the hole edge beam 102 is connected with a fixing plate 12, and the fixing plate 12 is fixed with the bottom of the hole edge beam 102. A rubber gasket 10 is arranged between the fixing plates 12 and Kong Bianliang 102, the fixing plates 12 and the rubber gasket 10 are fixed by bolts 14 and Kong Bianliang 102, and a stainless steel plate 704 is partially positioned on the rubber gasket 10. As an embodiment of the present invention, one end of the fixing plate 12, which is far from the drain groove 701, is disposed in parallel with the bottom surface of the Kong Bianliang, and the other end is bent downward in a U-shape.
Further, as shown in fig. 2, an aluminum alloy flashing 703 is disposed in the gap 3, the bottom of the aluminum alloy flashing 703 extends out of the gap 3 and is connected to one side of the drain tank 701 near the pier stud 2, the middle of the aluminum alloy flashing 703 is fixed to the pier stud 2 by bolts 14, and the top of the aluminum alloy flashing 703 is bent downward. As one implementation mode of the invention, the bottom of the aluminum alloy flashing 703 is bent to form a U-shaped bend, and both sides of the drainage groove 701 are provided with inverted U-shaped hooks, and the inverted U-shaped hooks on both sides of the drainage groove 701 are respectively hung in the U-shaped bend of the fixing plate 12 and the U-shaped bend of the aluminum alloy flashing 703 to fix the drainage groove 701, and simultaneously facilitate later operation and replacement. The bottom of the drain tank 701 may be provided in an inverted cone shape, and the drain pipe 702 communicates with the bottom of the drain tank 701 so that permeate water is drained from the drain pipe 702 in time.
Further, as shown in fig. 2, the end of the downward bending portion at the top of the aluminum alloy flashing 703 is located directly above the water inlet of the drainage groove 701, so that the permeated water flowing down along the pier column 2 flows through the drainage of the aluminum alloy flashing 703 and directly into the drainage groove 701, and leakage of the permeated water from the joint of the aluminum alloy flashing 703 and the drainage groove 701 is prevented, and irregular water leakage is avoided.
Further, a stainless steel plate 704 is arranged on the bottom surface of the Kong Bianliang 102, which is close to the gap 3, one end of the stainless steel plate 704 is fixed with the bottom surface of the Kong Bianliang by the shooting nails 13, and the other end of the stainless steel plate 704 is inclined downwards into the drainage groove 701, so that the permeated water flowing down along the Kong Bianliang 102 side flow can be conveniently led into the drainage groove 701 directly by the drainage of the stainless steel plate 704, leakage of the permeated water from the connection part of the fixing plate 12 and the drainage groove 701 is prevented, and irregular water leakage is avoided.
Further, the first waterproof construction 8 includes a first waterproof paint layer 801, an insulating layer 802, and a first protective layer 803, which are disposed in this order, the first waterproof paint layer 801 being located on a side close to the structural ceiling 101. The first waterproof construction 8 in the present invention includes the waterproof construction of the above-described form, but is not limited to this form.
Further, as shown in fig. 1, the second waterproof construction 9 includes a second waterproof paint layer 901 and a second protective layer 902 disposed in this order, the second waterproof paint layer 901 being located on a side close to the hole side soil blocking wall 103. A flexible sealing material 5 is arranged between the lower part of the ear plate 201 and the top of the gap 3, and a metal cover plate 6 is arranged in the middle of the flexible sealing material 5; the waterproof paint layer 901 is closely contacted with the flexible sealing material 5 and the hole edge soil blocking wall 103. The second waterproof construction 9 in the present invention includes the waterproof construction of the above-described form, but is not limited to this form.
The first waterproof paint layer 801 and the second waterproof paint layer 901 can be quick setting rubber asphalt waterproof paint, polyurethane waterproof paint or the like, the second protective layer 902 can be a polyethylene foam plastic protective layer or the like, and the first protective layer 803 is a fine stone concrete protective layer; kong Biandang the soil wall 103 and the structural roof 101 are made of cast-in-situ self-waterproof reinforced concrete.
Example two
As shown in fig. 3, a second embodiment of the present invention provides another implementation manner of a drainage device 7 of a joint waterproof system with separated underground structure and pier column, wherein inner walls at two sides of a drainage groove 701 are respectively on the same horizontal line with two inner walls of a gap 3, stainless steel plates 704 are arranged at two sides of the drainage groove 701, and the stainless steel plates 704 start to bend downwards at the inner walls of the gap 3 and extend into the drainage groove 701; the side of the drainage groove 701, which is close to the pier stud 2, is bent and then extends along the horizontal direction and then is fixed with the pier stud 2 through a bolt 14, a rubber gasket 10 is arranged between the top edge of the drainage groove 701 and the pier stud 2, a stainless steel plate 704 is fixed on the bottom of the pier stud 2 through a shooting nail 13, and the bolt 14 sequentially passes through the top edge of the drainage groove 701, the rubber gasket 10 and the stainless steel plate 704 to be fixed with the bottom of the pier stud 2; the other side of the drainage groove 701, which is close to the pier stud 2, is bent to form an inverted U-shaped hook, a stainless steel plate 704 on the side is fixed with a Kong Bianliang through a shooting nail 13, a rubber gasket 10 is arranged at the bottom of the stainless steel plate 704, a fixing plate 12 and the rubber gaskets 10 and Kong Bianliang 102 are fixed through bolts, and one side of the fixing plate 12, which is close to the drainage groove 701, is bent downwards to form a U shape, and is suspended by the inverted U-shaped hook of the drainage groove 701, as in the case of the left side of the drainage groove 7 in fig. 2; the drain grooves 701 of this embodiment are provided differently on both sides, and both sides of the drain groove 701 may be provided as either of the above two cases. In the embodiment, the bottom surfaces of the underground structure 1 and the pier stud 2 which are positioned at the two sides of the bottom of the gap 3 are on the same plane, so that the drainage device 7 is convenient to install and detach; for the vertical component of the bridge pier 2, an ear plate plane is required to be arranged for convenient installation.
The concrete construction steps of the underground structure and pier column separated node waterproof system are as follows:
1) According to the related technical requirements and design of the bridge, constructing the pier stud 2 to the ground 15 above the top plate 101 of the underground structure;
2) Constructing the top plates 101, kong Bianliang and the retaining wall 103 of the underground structure according to the structural arrangement required by design;
3) The gap 3 between the pier stud 2 and the underground structure 1 is subjected to gap filling treatment by adopting a flexible gap filling material 4, and the gap 3 is subjected to plugging sealing by adopting a flexible sealing material 4; the upper part of a gap 3 between the top plate 1 and the pier stud 2 of the underground structure is covered by a metal cover plate 303, so that a waterproof layer is conveniently applied, and the lower part of the gap is collected by a drainage groove 701 and is used for guiding and draining possible water in an organized way.
4) According to the waterproof design requirement, adopting a corresponding waterproof structure to perform waterproof construction on the top plate 101 of the underground structure and the retaining wall 103, and further adopting a flexible sealing material 4 to seal gaps between the pier stud lug 201 and the retaining wall 103;
5) And (3) carrying out earthing backfill on the top plate 1 of the underground structure, wherein soil layers with poor water permeability are backfilled and tamped in a certain range around the pier stud 2, and the ground is manufactured according to the corresponding method.
The solution of the separated node of the underground structure and the bridge pier column has simple construction, can meet the requirements of bearing the structure, preventing water leakage, avoiding irregular water leakage of the underground structure, and the like, and has the building function effect; the construction efficiency is high, the maintenance cost is low, the investment of manpower and materials is reduced, and the method has good social and economic benefits.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (9)
1. The utility model provides an underground structure and pier column disconnect-type node waterproof system, includes underground structure (1) and pier column (2), its characterized in that: the underground structure (1) is provided with a through hole, a pier column (2) is arranged in the through hole in a penetrating way, and a gap (3) is arranged between the outer wall of the pier column (2) and the inner wall of the through hole; the gap (3) is filled with a flexible joint filling material (4), and a drainage device (7) is arranged at the bottom of the gap (3); an ear plate (201) protruding outwards is arranged on the outer wall of the pier stud (2), and a flexible sealing material (5) is arranged between the bottom of the ear plate (201) and the top of the flexible joint filling material (4); the underground structure (1) comprises a structural top plate (101), kong Bianliang (102) and Kong Biandang soil walls (103); a Kong Bianliang (102) is arranged on one side, close to the pier stud (2), of the structural top plate (101), a Kong Biandang soil wall (103) is arranged on the top of the Kong Bianliang (102), the ear plate (201) at least partially extends to the upper portion of the Kong Biandang soil wall (103), and both one side, close to the pier stud (2), of the Kong Bianliang (102) and one side, close to the pier stud (2), of the Kong Biandang soil wall (103) are in contact with the flexible caulking material (4); one side of Kong Biandang soil wall (103) keep away from pier stud (2) is equipped with second waterproof construction (9), the top of second waterproof construction (9) warp Kong Biandang the top surface of soil wall (103) upwards extends to behind the top surface of clearance (3) the side of pier stud (2), second waterproof construction (9) with between otic placode (201) and the top of clearance (3) all is provided with flexible sealing material (5).
2. The underground structure and pier column separation type node waterproof system as claimed in claim 1, wherein: the top of the structural top plate (101) is provided with a first waterproof structure (8), and a plain soil ramming layer (11) is arranged between the first waterproof structure (8) and the second waterproof structure (9) and the ground (15).
3. The underground structure and pier column separation type node waterproof system as claimed in claim 1, wherein: the top of clearance (3) is equipped with metal cover plate (6), after upwards buckling one end of metal cover plate (6) with the outer wall of pier stud (2) is fixed, the other end of metal cover plate (6) extends to Kong Biandang soil wall (103) is kept away from one side of pier stud (2).
4. The underground structure and pier column separation type node waterproof system as claimed in claim 1, wherein: the drainage device (7) comprises a drainage groove (701), one side, close to the Kong Bianliang (102), of the drainage groove (701) is connected with a fixing plate (12), and the fixing plate (12) is fixed with the bottom of the Kong Bianliang (102).
5. The underground structure and pier column separation type node waterproof system according to claim 4, wherein: be equipped with aluminum alloy flashing board (703) in clearance (3), the bottom of aluminum alloy flashing board (703) extends to outside clearance (3) with water drainage tank (701) are close to one side of pier stud (2) is connected, the middle part of aluminum alloy flashing board (703) with pier stud (2) are fixed, the top of aluminum alloy flashing board (703) is buckled downwards.
6. The underground structure and pier column separation type node waterproof system according to claim 5, wherein: the tail end of the downward bending part of the top of the aluminum alloy flashing plate (703) is positioned above the water inlet of the drainage groove (701).
7. The underground structure and pier column separation type node waterproof system according to claim 4, wherein: a stainless steel plate (704) is arranged on the bottom surface of the Kong Bianliang (102) close to the gap (3), one end of the stainless steel plate (704) is fixed with the bottom surface of the Kong Bianliang (102), and the other end of the stainless steel plate is inclined downwards into the drainage groove (701).
8. The underground structure and pier column separation type node waterproof system as claimed in claim 2, wherein: the first waterproof structure (8) comprises a first waterproof coating layer (801), an isolating layer (802) and a first protective layer (803) which are sequentially arranged, and the first waterproof coating layer (801) is positioned on one side close to the structural top plate (101).
9. The underground structure and pier column separation type node waterproof system as claimed in claim 2, wherein: the second waterproof structure (9) comprises a second waterproof paint layer (901) and a second protective layer (902) which are sequentially arranged, and the second waterproof paint layer (901) is positioned on one side close to the Kong Biandang soil wall (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810572292.4A CN108589797B (en) | 2018-06-06 | 2018-06-06 | Underground structure and pier column separated type node waterproof system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810572292.4A CN108589797B (en) | 2018-06-06 | 2018-06-06 | Underground structure and pier column separated type node waterproof system |
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| CN108589797A CN108589797A (en) | 2018-09-28 |
| CN108589797B true CN108589797B (en) | 2023-12-05 |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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