CN113585352A - Basement outer wall expansion joint waterproof construction - Google Patents
Basement outer wall expansion joint waterproof construction Download PDFInfo
- Publication number
- CN113585352A CN113585352A CN202111081351.6A CN202111081351A CN113585352A CN 113585352 A CN113585352 A CN 113585352A CN 202111081351 A CN202111081351 A CN 202111081351A CN 113585352 A CN113585352 A CN 113585352A
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- Prior art keywords
- expansion joint
- water
- basement
- vertical shaft
- wall
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- 238000010276 construction Methods 0.000 title abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 80
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000002689 soil Substances 0.000 claims abstract description 13
- 230000008595 infiltration Effects 0.000 abstract description 3
- 238000001764 infiltration Methods 0.000 abstract description 3
- 238000004078 waterproofing Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 8
- 239000012528 membrane Substances 0.000 description 4
- 239000012466 permeate Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
-
- 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)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a basement outer wall expansion joint waterproof structure which comprises two basement outer walls, an expansion joint between the two basement outer walls, a waterproof coiled material arranged at the expansion joint and backfill filled outside the basement outer walls; a water retaining wall is arranged between the outer wall of the basement and the backfill soil, the water retaining wall is vertically arranged and corresponds to the expansion joint, the left side and the right side of the water retaining wall are respectively connected with the two outer walls of the basement so as to form a vertical shaft at the expansion joint, and the top of the vertical shaft is provided with a cover plate to seal the vertical shaft so as to prevent rainwater from entering the vertical shaft from the top of the vertical shaft; the bottom of the vertical shaft is provided with a water outlet which is connected with a water drainage pipe so as to discharge the water in the vertical shaft. This waterproof construction is waterproof from the structure, can effectively improve the waterproof performance at expansion joint, solves basement outer wall expansion joint infiltration problem.
Description
Technical Field
The invention belongs to the technical field of building expansion joint waterproofing, and particularly relates to a basement expansion joint waterproofing structure.
Background
At present, in the building industry, expansion joints are manufactured on the ground and the wall body of a basement at the bottommost layer, the expansion joints are used for preventing the structure of a building component from being cracked or damaged due to climate temperature change (thermal expansion and cold contraction), and backfill soil is filled on the outer side of the outer wall of the basement and used for planting flowers, plants and trees and the like. In order to prevent underground water from permeating into the building through the expansion joint, waterproof construction needs to be carried out on the expansion joint at the expansion joint.
The traditional method is to paste the waterproof coiled material at the expansion joint for waterproofing, because the backfill soil is located outdoors, the water in the backfill soil has a certain underground water level, so the water in the backfill soil has a certain water pressure, the water pressure can act on the waterproof coiled material and the outer wall of the basement, because the contact surface of the waterproof coiled material and the outer wall of the basement is a weak area, the water acts on the waterproof coiled material for a long time, the cohesiveness of the waterproof coiled material can be influenced, the waterproof performance of the waterproof coiled material is influenced, and the water in the backfill soil can permeate into the building through the expansion joint in serious cases. Meanwhile, the waterproof coiled material is affected by external factors such as temperature and climate for a long time, and the performance of the waterproof coiled material is reduced, so that the waterproof effect of the expansion joint is affected. And waterproof coiled material is used for waterproofing, which belongs to post waterproofing, once the waterproof performance of the waterproof coiled material is reduced, the waterproof modification and maintenance are difficult to be carried out on the outer side of the basement outer wall, and the waterproof can only be carried out in a building, thereby not only occupying the internal space of the building, but also having poor waterproof effect. Therefore, the water seepage of the expansion joint of the outer wall of the basement still is a great problem which puzzles the technical personnel in the field.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the basement outer wall expansion joint waterproof structure, which starts from structural waterproofing, can effectively improve the waterproof performance of the expansion joint and solves the water seepage problem of the basement outer wall expansion joint.
The technical scheme of the invention is realized as follows:
the basement outer wall expansion joint waterproof structure comprises two basement outer walls, an expansion joint between the two basement outer walls, a waterproof coiled material arranged at the expansion joint and backfill filled outside the basement outer walls; a water retaining wall is arranged between the outer wall of the basement and the backfill soil, the water retaining wall is vertically arranged and corresponds to the expansion joint, the left side and the right side of the water retaining wall are respectively connected with the two outer walls of the basement so as to form a vertical shaft at the expansion joint, and the top of the vertical shaft is provided with a cover plate to seal the vertical shaft so as to prevent rainwater from entering the vertical shaft from the top of the vertical shaft; the bottom of the vertical shaft is provided with a water outlet which is connected with a water drainage pipe so as to discharge the water in the vertical shaft.
Furthermore, the water retaining wall is arched.
Furthermore, the outer sides of the two outer walls of the basement are respectively provided with a water stopping bulge, and the water stopping bulges are vertically arranged in the shaft.
Furthermore, the water stopping bulge and the corresponding basement outer wall are cast and molded at the same time.
Furthermore, the water outlet is arranged in the center of the bottom of the vertical shaft, and the bottom of the vertical shaft is provided with slopes which incline downwards from the periphery to the center.
Compared with the prior art, the invention has the following beneficial effects:
the invention starts from structural waterproofing, the water retaining wall is arranged on the outer side of the outer wall of the basement to retain water, and the water in the backfill soil is prevented from contacting the expansion joint; the arrangement of the water stopping bulge realizes water stopping, prevents water entering the vertical shaft from the connecting joint of the water retaining wall and the outer wall of the basement from seeping into the expansion joint, and simultaneously enables the water to flow to the bottom of the vertical shaft under the action of gravity; the bottom of the vertical shaft is provided with a slope which inclines downwards towards the center, and the center of the bottom of the vertical shaft is provided with a water outlet so as to quickly discharge water entering the vertical shaft, thereby realizing the high-efficiency waterproof of the expansion joint of the outer wall of the basement.
Drawings
Fig. 1-schematic structural view of the present invention.
Wherein: 1-basement exterior wall; 2-expansion joint; 3-waterproof coiled material; 4-backfilling; 5-water retaining wall; 6-water outlet; 7-water stopping protrusion.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, the basement exterior wall expansion joint waterproof structure comprises two basement exterior walls 1, an expansion joint 2 between the two basement exterior walls 1, a waterproof coiled material 3 arranged at the expansion joint 2 and backfill soil 4 filled outside the basement exterior walls 1; a water retaining wall 5 is arranged between the basement outer wall 1 and the backfill soil 4, the water retaining wall 5 is vertically arranged and corresponds to the expansion joint 2, the left side and the right side of the water retaining wall 5 are respectively connected with the two basement outer walls 1 so as to form a vertical shaft at the expansion joint 2, and the top of the vertical shaft is provided with a cover plate (not shown in the figure) so as to seal the vertical shaft and prevent rainwater from entering the vertical shaft from the top of the vertical shaft; the bottom of the shaft is provided with a water outlet 6, and the water outlet 6 is connected with a drain pipe so as to discharge water in the shaft.
Like this, the waterwall that sets up in expansion joint department separates backfill soil and expansion joint and forms the shaft in the basement outer wall outside, sets up the apron simultaneously and can avoid the rainwater directly to get into the shaft from the shaft top at the shaft top to be equipped with the outlet in the shaft bottom, even a small amount of water permeates the shaft from waterwall and basement outer wall joint, also can discharge from the outlet very fast like this, thereby avoid in the water in the backfill soil gets into the building from the expansion joint, and then solve the infiltration problem of expansion joint department. Simultaneously, also avoid like this the water in the backfill to contact with the waterproofing membrane of expansion joint department, waterproofing membrane no longer plays waterproof role this moment, and plays damp-proof effects, not only is favorable to prolonging waterproofing membrane's life cycle, does benefit to the inside drying of assurance building moreover more.
In the specific implementation, the water retaining wall 5 is arched.
Because the backfill applies a large force to the water retaining wall, the water retaining wall is arranged into an arch shape, the arch shape has high stress strength, and the backfill can be effectively supported and the strength of the structure can be ensured.
During specific implementation, the outer sides of the two basement outer walls 1 are respectively provided with a water stopping bulge 7, and the water stopping bulge 7 is vertically arranged in the shaft.
Set up the protruding back of stagnant water, even water in the backfill gets into the shaft along the joint seam to when the basement outer wall in the shaft permeates to the expansion joint side, the stagnant water arch can play and block the effect, and the water only can flow to the shaft bottom under the action of gravity simultaneously, and can not permeate to the expansion joint, has further guaranteed water-proof effects.
Further, the water stop bulge 7 and the corresponding basement outer wall 1 are cast and molded at the same time.
Can guarantee the bellied structural stability of stagnant water like this, simultaneously for the protruding and basement outer wall of stagnant water realizes seamless connection, improves the stagnant water effect.
In specific implementation, the water outlet 6 is arranged in the center of the bottom of the vertical shaft, and the bottom of the vertical shaft is provided with a slope which inclines downwards from the periphery to the center.
Through being provided with the slope with the shaft bottom, make water can not stop in the bottom of shaft for a long time, guarantee that the water in the shaft is changeed and is discharged to make the shaft bottom can not have ponding, and then avoid the water and the waterproofing membrane contact of expansion joint department, and then avoid the water to follow in the expansion joint infiltration building.
The invention adds the structures such as the water retaining wall, the water retaining bulge and the like on the basis of the existing basement exterior wall waterproof structure, the water retaining bulge and the building main body are constructed together, and other water retaining structures such as the water retaining wall and the like can be constructed before backfilling is filled. The water stopping bulges, the water outlet, the water retaining wall and the like are structurally waterproof, so that the waterproof effect is improved, the effect of once and for all is realized, and subsequent repeated rectification and maintenance are avoided.
Finally, it should be noted that the above-mentioned examples of the present invention are only examples for illustrating the present invention, and are not intended to limit the embodiments of the present invention. Variations and modifications in other variations will occur to those skilled in the art upon reading the foregoing description. Not all embodiments are exhaustive. All obvious changes and modifications of the present invention are within the scope of the present invention.
Claims (5)
1. The basement outer wall expansion joint waterproof structure comprises two basement outer walls, an expansion joint between the two basement outer walls, a waterproof coiled material arranged at the expansion joint and backfill filled outside the basement outer walls; the underground water-retaining wall is characterized in that a water-retaining wall is arranged between the outer wall of the basement and the backfill soil, the water-retaining wall is vertically arranged and corresponds to the expansion joint, the left side and the right side of the water-retaining wall are respectively connected with the two outer walls of the basement so as to form a vertical shaft at the expansion joint, the top of the vertical shaft is provided with a cover plate to seal the vertical shaft, and rainwater is prevented from entering the vertical shaft from the top of the vertical shaft; the bottom of the vertical shaft is provided with a water outlet which is connected with a water drainage pipe so as to discharge the water in the vertical shaft.
2. The waterproof structure for the expansion joint of the basement exterior wall as claimed in claim 1, wherein the retaining wall is arched.
3. The waterproof structure for the expansion joint of the basement exterior wall as claimed in claim 1 or 2, wherein the outer sides of the two basement exterior walls are respectively provided with a water stop bulge, and the water stop bulges are vertically arranged in the shaft.
4. The waterproof structure for the expansion joint of the basement exterior wall as claimed in claim 3, wherein the water-stopping protrusion is cast and formed with the corresponding basement exterior wall at the same time.
5. The waterproof structure for the expansion joint of the basement exterior wall as claimed in claim 3, wherein the drainage port is arranged at the center of the bottom of the vertical shaft, and the bottom of the vertical shaft is provided with a slope which inclines downwards from the periphery to the center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111081351.6A CN113585352A (en) | 2021-09-15 | 2021-09-15 | Basement outer wall expansion joint waterproof construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111081351.6A CN113585352A (en) | 2021-09-15 | 2021-09-15 | Basement outer wall expansion joint waterproof construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113585352A true CN113585352A (en) | 2021-11-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111081351.6A Pending CN113585352A (en) | 2021-09-15 | 2021-09-15 | Basement outer wall expansion joint waterproof construction |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070266658A1 (en) * | 2003-07-10 | 2007-11-22 | Lyden Paul J | Building Structure and a Method of Forming a Building Structure |
| CN204875869U (en) * | 2015-07-29 | 2015-12-16 | 中铁城市规划设计研究院有限公司 | Underground works overlength structure expansion joint watertight fittings |
| CN107190782A (en) * | 2017-06-09 | 2017-09-22 | 江西建工第二建筑有限责任公司 | A kind of poured band of outer wall of basement structure and its construction method |
| CN207878673U (en) * | 2017-12-19 | 2018-09-18 | 广西建工集团第三建筑工程有限责任公司 | A kind of eye-splice-type covering plate structure of external wall elevation deformation joint |
| CN209975764U (en) * | 2019-05-30 | 2020-01-21 | 重庆渝高科技产业(集团)股份有限公司 | Waterproof construction of retaining wall and outer wall seam crossing |
| CN213508560U (en) * | 2020-09-21 | 2021-06-22 | 北京城建六建设集团有限公司 | Anti-seepage structure for deformation joint of retaining wall of garage |
| CN215669707U (en) * | 2021-09-15 | 2022-01-28 | 重庆渝高科技产业(集团)股份有限公司 | Basement outer wall expansion joint waterproof construction |
-
2021
- 2021-09-15 CN CN202111081351.6A patent/CN113585352A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070266658A1 (en) * | 2003-07-10 | 2007-11-22 | Lyden Paul J | Building Structure and a Method of Forming a Building Structure |
| CN204875869U (en) * | 2015-07-29 | 2015-12-16 | 中铁城市规划设计研究院有限公司 | Underground works overlength structure expansion joint watertight fittings |
| CN107190782A (en) * | 2017-06-09 | 2017-09-22 | 江西建工第二建筑有限责任公司 | A kind of poured band of outer wall of basement structure and its construction method |
| CN207878673U (en) * | 2017-12-19 | 2018-09-18 | 广西建工集团第三建筑工程有限责任公司 | A kind of eye-splice-type covering plate structure of external wall elevation deformation joint |
| CN209975764U (en) * | 2019-05-30 | 2020-01-21 | 重庆渝高科技产业(集团)股份有限公司 | Waterproof construction of retaining wall and outer wall seam crossing |
| CN213508560U (en) * | 2020-09-21 | 2021-06-22 | 北京城建六建设集团有限公司 | Anti-seepage structure for deformation joint of retaining wall of garage |
| CN215669707U (en) * | 2021-09-15 | 2022-01-28 | 重庆渝高科技产业(集团)股份有限公司 | Basement outer wall expansion joint waterproof construction |
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