CN113863394A - Anti-floating monitoring control system for basement of building - Google Patents
Anti-floating monitoring control system for basement of building Download PDFInfo
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- CN113863394A CN113863394A CN202111230037.XA CN202111230037A CN113863394A CN 113863394 A CN113863394 A CN 113863394A CN 202111230037 A CN202111230037 A CN 202111230037A CN 113863394 A CN113863394 A CN 113863394A
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- water level
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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
- E02D31/10—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 soil pressure or hydraulic pressure
- E02D31/12—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 soil pressure or hydraulic pressure against upward hydraulic pressure
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/10—Restraining of underground water by lowering level of ground water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/20—Restraining of underground water by damming or interrupting the passage of underground water by displacing the water, e.g. by compressed air
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- 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
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/0007—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm for discrete indicating and measuring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/14—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measurement of pressure
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The invention discloses an anti-floating monitoring control system for a basement of a building, which belongs to the technical field of building engineering management and comprises an underground work and a drainage well, wherein an anti-floating warning water level, a historical highest warning water level and a perennial average change water level are respectively arranged in the drainage well, water level sensors are respectively arranged at the anti-floating warning water level, the historical highest warning water level and the perennial average change water level, a water filter bag is arranged at the periphery of the outer side of the bottom of the drainage well, a filter is arranged at the inner side of the bottom of the drainage well, a water pump is also arranged in the underground work, a water pump outlet is connected with a drainage pipe A, the input end of the water pump is connected with a drainage pipe B, the starting end of the drainage pipe B penetrates through an underground work side wall and is communicated with the output end of the filter, the terminal of the drainage pipe B is communicated with an underground work water collecting system, a pressure gauge is arranged on the drainage pipe B, and a pressure sensor is arranged on the pressure gauge. The invention can effectively adjust the highest water level through drainage measures to avoid the damage or destruction to the built building caused by the water level exceeding the warning water level.
Description
Technical Field
The invention relates to the technical field of building engineering management, in particular to an anti-floating monitoring control system for a basement of a building.
Background
When underground water or upper-layer stagnant water exists outside the basement of the traditional building, the underground water outside the basement is collected or the upper-layer stagnant water is collected to form a basin effect due to geological environment or various reasons after construction, when drainage is unsmooth due to change of underground seepage paths around the building due to construction around the basement or other various reasons, the underground water level rises in a certain time period (a rich water period, seeper water collection and the like), when the underground water level exceeds the highest water level of the anti-floating design of the basement of the building, the traditional building is not provided with an underground water level monitoring and precipitation system in the use process and cannot effectively monitor and reduce the water level, when the underground water level exceeds the highest water level of the anti-floating design of the basement, the situation that the building floats upwards due to insufficient anti-floating or the basement bottom plate is arched and cracked due to insufficient anti-floating can be caused, thereby causing damage or injury to the building beyond expectations, resulting in reduced safety and durability of the building and potentially endangering life and property. In view of this, we propose a building basement anti-floating monitoring control system.
Disclosure of Invention
1. Technical problem to be solved
The invention aims to provide an anti-floating monitoring control system for a basement of a building, so as to solve the problems in the background technology.
2. Technical scheme
The building basement anti-floating monitoring control system comprises underground works, wherein a drainage well communicated with an outdoor terrace is vertically arranged in each underground work, anti-floating warning water levels, historical highest warning water levels and perennial average change water levels are respectively arranged in each drainage well from top to bottom, water level sensors communicated with an external control room are respectively arranged at the anti-floating warning water levels, the historical highest warning water levels and the perennial average change water levels, filter bags are arranged on the periphery of the outer side of the bottom of each drainage well, a filter is arranged on the inner side of the bottom of each drainage well, a water pump is arranged in each underground work relative to the height of the filter, a water pump outlet is connected with a drainage pipe A, a terminal of the drainage pipe A penetrates through an underground work top plate and extends to the outside, a drainage pipe B is connected to the input end of the water pump, the middle of the drainage pipe B is communicated with the input end of the water pump, and the starting end of the drainage pipe B penetrates through an underground work side wall and is communicated with the output end of the filter, and the drain pipe B terminal is communicated with an underground industrial and industrial underground water collecting system, a pressure gauge is installed on the drain pipe B, and a pressure sensor externally connected with a control room is arranged on the pressure gauge.
Preferably, the drainage well is one of masonry pouring or drilling a caisson well.
Preferably, a check valve is arranged on the drain pipe A.
Preferably, the upper side and the lower side of the water discharge pipe B opposite to the input end of the water pump are respectively provided with a stop valve.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
1. the groundwater level is accurately monitored. The highest water level outside the basement is monitored in real time through pressure gauge indication or a water level sensor, a water level indicator and the like.
2. The highest water level can be effectively adjusted through drainage measures, and damage or destruction to a built building caused by the fact that the water level exceeds the warning water level is avoided.
3. When the water level exceeds the warning water level, the drainage facility is started (manually or automatically started) in real time to lower the water level, so that the safety of the building is ensured.
4. When the water level outside the underground chamber exceeds the highest water level, auxiliary precipitation measures or internal drainage water pressure regulation and other modes can be adopted to ensure the structural safety of the building.
5. Different schemes can be flexibly adopted according to actual conditions:
(1) the scheme of the peripheral independent precipitation system is adopted when the drainage system is conditionally arranged outside the basement and the drainage system is inconveniently arranged inside the basement: FIG. 3 is a schematic diagram of a detailed external independent precipitation system;
(2) the scheme of arranging a dewatering system in the outer side of the observation well is that the drainage is not suitable to be arranged due to condition limitation: a scheme diagram of a detail built-in precipitation system is shown in figure 4;
(2) when conditions allow, an internal and external combined precipitation scheme can be adopted: detailed inner and outer combined precipitation scheme fig. 1.
6. In extreme cases, measures for balancing external water buoyancy such as auxiliary drainage or internal drainage can be adopted to protect the building.
7. The lateral drainage does not influence the bearing capacity of the foundation.
8. The system can be applied to newly built projects or built projects.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure A-A of the present invention;
FIG. 3 is a schematic diagram of an application structure of the present invention;
FIG. 4 is a schematic diagram of another application of the present invention;
the reference numbers in the figures illustrate: 1. underground work; 2. a drainage well; 3. anti-floating warning water level; 4. the historical highest warning water level; 5. the water level changes averagely throughout the year; 6. a water level sensor; 7. filtering water; 8. a filter; 9. a water pump; 10. a water drainage pipe A; 11. a check valve; 12. a water discharge pipe B; 13. a stop valve; 14. a pressure gauge; 15. a pressure sensor.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1-4, the present invention provides a technical solution:
embodiment 1 is a scheme of an internal and external combined precipitation system, a building basement anti-floating monitoring control system comprises an underground workmanship 1, a drainage well 2 communicated with an outdoor terrace is vertically arranged in the underground workmanship 1, an anti-floating warning water level 3, a historical highest warning water level 4 and a perennial average change water level 5 are respectively arranged in the drainage well 2 from top to bottom, water level sensors 6 communicated with an external control room are respectively arranged at the anti-floating warning water level 3, the historical highest warning water level 4 and the perennial average change water level 5, a water filter bag 7 is arranged at the periphery of the outer side of the bottom of the drainage well 2, a filter 8 is arranged at the inner side of the bottom of the drainage well 2, a water pump 9 is arranged at the position inside the underground workmanship 1 corresponding to the height of the filter 8, a drainage pipe A10 is connected to an output port of the water pump 9, a terminal of the drainage pipe A10 penetrates through a top plate of the underground workmanship 1 to extend to the outdoor, a drainage pipe B12 is connected to the input end of the water pump 9, the middle part of the drain pipe B12 is communicated with the input end of the water pump 9, the starting end of the drain pipe B12 penetrates through the side wall of the underground work 1 and is communicated with the output end of the filter 8, the terminal of the drain pipe B12 is communicated with the underground water collecting system of the underground work 1, a pressure gauge 14 is installed on the drain pipe B12, and a pressure sensor 15 of an external control chamber is arranged on the pressure gauge 14.
Specifically, the drainage well 2 adopts one of masonry pouring or drilling open caisson wells.
Further, the drain pipe a10 is provided with a check valve 11.
Still further, the upper side and the lower side of the water discharge pipe B12 opposite to the input end of the water pump 9 are respectively provided with a stop valve 13.
By designing the scheme of the internal and external combined dewatering system, the invention is not only convenient for equipment maintenance, but also convenient for auxiliary direct observation of the underground water level, and is additionally provided with auxiliary drainage facilities, the internal part can be used together with an indoor drainage system to improve the efficiency, and the external part can be independently provided with an independent drainage pump and the like to assist dewatering.
Specifically, the drainage well 2 adopts one of masonry pouring or drilling open caisson wells.
Further, the drain pipe a10 is provided with a check valve 11.
By designing the scheme of externally arranging the independent dewatering system, the underground water level monitoring system is convenient for equipment maintenance and auxiliary direct observation, auxiliary drainage facilities are additionally arranged, and an independent drainage pump and the like can be independently additionally arranged outside the underground water level monitoring system to assist in dewatering.
Example 3 is a scheme of a built-in precipitation system, and is based on the following differences from examples 1 and 2: anti monitoring control system that floats of building basement, including underground works 1, be equipped with water filter 7 in the underground works 1, 2 bottom inboards of drainage well are equipped with filter 8, the position of the inside relative filter 8 height of underground works 1 is equipped with water pump 9, water pump 9 delivery outlet is connected with drain pipe A10, drain pipe A10 terminal passes underground works 1 roof and extends to outdoors, water pump 9 input is connected with drain pipe B12, drain pipe B12 middle part and water pump 9 input intercommunication, drain pipe B12 play end passes underground works 1 side wall and filter 8 output intercommunication, drain pipe B12 terminal and underground works 1 underground water collection system intercommunication, and install manometer 14 on drain pipe B12, be equipped with the pressure sensor 15 of external control room on the manometer 14.
Specifically, the drainage well 2 adopts one of masonry pouring or drilling open caisson wells.
Further, the drain pipe a10 is provided with a check valve 11.
Still further, the upper side and the lower side of the water discharge pipe B12 opposite to the input end of the water pump 9 are respectively provided with a stop valve 13.
According to the invention, by designing the scheme of arranging the dewatering system inside, the drainage well 2 is not arranged outside, the ground layout outside the basement is not influenced, the underground water level can be conveniently and directly observed in an auxiliary mode, the auxiliary drainage facilities are additionally arranged, and the indoor drainage system can be used together inside, so that the efficiency is improved.
The technical scheme has the advantages that: 1. the groundwater level is accurately monitored. The highest water level outside the basement is monitored in real time through pressure gauge indication or a water level sensor, a water level indicator and the like.
2. The highest water level can be effectively adjusted through drainage measures, and damage or destruction to a built building caused by the fact that the water level exceeds the warning water level is avoided.
3. When the water level exceeds the warning water level, the drainage facility is started (manually or automatically started) in real time to lower the water level, so that the safety of the building is ensured.
4. When the water level outside the underground chamber exceeds the highest water level, auxiliary precipitation measures or internal drainage water pressure regulation and other modes can be adopted to ensure the structural safety of the building.
5. Different schemes can be flexibly adopted according to actual conditions:
(1) the scheme of the peripheral independent precipitation system is adopted when the drainage system is conditionally arranged outside the basement and the drainage system is inconveniently arranged inside the basement: FIG. 3 is a schematic diagram of a detailed external independent precipitation system;
(2) the scheme of arranging a dewatering system in the outer side of the observation well is that the drainage is not suitable to be arranged due to condition limitation: a scheme diagram of a detail built-in precipitation system is shown in figure 4;
(2) when conditions allow, an internal and external combined precipitation scheme can be adopted: detailed inner and outer combined precipitation scheme fig. 1.
6. In extreme cases, measures for balancing external water buoyancy such as auxiliary drainage or internal drainage can be adopted to protect the building.
7. The lateral drainage does not influence the bearing capacity of the foundation.
8. The system can be applied to newly built projects or built projects.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. Anti monitoring control system that floats of building basement, its characterized in that: the underground working water level control system comprises underground working (1), a drainage well (2) communicated with an outdoor terrace is vertically arranged in the underground working (1), anti-floating warning water levels (3), historical highest warning water levels (4) and perennial mean change water levels (5) are respectively arranged in the drainage well (2) from top to bottom, water level sensors (6) communicated with an external control room are respectively arranged at the anti-floating warning water levels (3), the historical highest warning water levels (4) and the perennial mean change water levels (5), a water filter bag (7) is arranged at the periphery of the outer side of the bottom of the drainage well (2), a filter (8) is arranged at the inner side of the bottom of the drainage well (2), a water pump (9) is arranged at the position inside the underground working (1) corresponding to the height of the filter (8), a water outlet of the water pump (9) is connected with a drainage pipe A (10), and the terminal of the drainage pipe A (10) passes through a top plate of the underground working (1) and extends to the outdoors, the water pump (9) input is connected with drain pipe B (12), drain pipe B (12) middle part and water pump (9) input intercommunication, drain pipe B (12) start-up passes secret worker's affairs (1) side wall and filter (8) output intercommunication, drain pipe B (12) terminal and secret worker's (1) underground water collecting system intercommunication, and install manometer (14) on drain pipe B (12), be equipped with pressure sensor (15) of external control room on manometer (14).
2. The building basement anti-floating monitoring control system of claim 1, wherein: the drainage well (2) adopts one of masonry pouring or drilling immersed tube wells.
3. The building basement anti-floating monitoring control system of claim 1, wherein: and a check valve (11) is arranged on the drain pipe A (10).
4. The building basement anti-floating monitoring control system of claim 1, wherein: and stop valves (13) are respectively arranged on the upper side and the lower side of the water discharge pipe B (12) opposite to the input end of the water pump (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111230037.XA CN113863394A (en) | 2021-10-20 | 2021-10-20 | Anti-floating monitoring control system for basement of building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111230037.XA CN113863394A (en) | 2021-10-20 | 2021-10-20 | Anti-floating monitoring control system for basement of building |
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| Publication Number | Publication Date |
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| CN113863394A true CN113863394A (en) | 2021-12-31 |
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| CN202111230037.XA Pending CN113863394A (en) | 2021-10-20 | 2021-10-20 | Anti-floating monitoring control system for basement of building |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105421500A (en) * | 2015-11-25 | 2016-03-23 | 同济大学 | Basement anti-floating system based on low horizontal grout curtain and depressurization through water drawing |
| US20160273181A1 (en) * | 2015-03-20 | 2016-09-22 | Alexis Hannah Smith | Flood Prevention System and Method |
| CN206368379U (en) * | 2016-11-30 | 2017-08-01 | 中国瑞林工程技术有限公司 | A kind of systems stabilisation of buried pond anti-floating |
| CN107386307A (en) * | 2017-07-24 | 2017-11-24 | 中国建筑第八工程局有限公司 | Foundation ditch inner structure anti-floating system and its construction method |
| CN108680236A (en) * | 2018-07-12 | 2018-10-19 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of method and device for preventing underground structure from anti-floating failure occur |
| CN108951716A (en) * | 2018-09-12 | 2018-12-07 | 中铁院集团山东建筑设计院有限公司 | A kind of underground engineering sluicing decompression float Structure |
| CN109024711A (en) * | 2018-07-28 | 2018-12-18 | 江苏地基工程有限公司 | Underground structure anti-floating system and its construction method |
| CN211571759U (en) * | 2019-10-27 | 2020-09-25 | 福州市建筑设计院 | Building foundation pit dewatering device |
| CN112127393A (en) * | 2020-10-22 | 2020-12-25 | 上海市政工程设计研究总院（集团）有限公司 | Anti system of floating of basement |
| CN112144584A (en) * | 2020-09-29 | 2020-12-29 | 中国建筑第八工程局有限公司 | Self-flowing drainage pressure-limiting anti-floating structure and construction method |
| CN113463696A (en) * | 2021-04-21 | 2021-10-01 | 成都四海岩土工程有限公司 | Strong permeable stratum anti-drainage combined basement anti-floating structure and control method |
-
2021
- 2021-10-20 CN CN202111230037.XA patent/CN113863394A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160273181A1 (en) * | 2015-03-20 | 2016-09-22 | Alexis Hannah Smith | Flood Prevention System and Method |
| CN105421500A (en) * | 2015-11-25 | 2016-03-23 | 同济大学 | Basement anti-floating system based on low horizontal grout curtain and depressurization through water drawing |
| CN206368379U (en) * | 2016-11-30 | 2017-08-01 | 中国瑞林工程技术有限公司 | A kind of systems stabilisation of buried pond anti-floating |
| CN107386307A (en) * | 2017-07-24 | 2017-11-24 | 中国建筑第八工程局有限公司 | Foundation ditch inner structure anti-floating system and its construction method |
| CN108680236A (en) * | 2018-07-12 | 2018-10-19 | 中国电建集团贵阳勘测设计研究院有限公司 | A kind of method and device for preventing underground structure from anti-floating failure occur |
| CN109024711A (en) * | 2018-07-28 | 2018-12-18 | 江苏地基工程有限公司 | Underground structure anti-floating system and its construction method |
| CN108951716A (en) * | 2018-09-12 | 2018-12-07 | 中铁院集团山东建筑设计院有限公司 | A kind of underground engineering sluicing decompression float Structure |
| CN211571759U (en) * | 2019-10-27 | 2020-09-25 | 福州市建筑设计院 | Building foundation pit dewatering device |
| CN112144584A (en) * | 2020-09-29 | 2020-12-29 | 中国建筑第八工程局有限公司 | Self-flowing drainage pressure-limiting anti-floating structure and construction method |
| CN112127393A (en) * | 2020-10-22 | 2020-12-25 | 上海市政工程设计研究总院（集团）有限公司 | Anti system of floating of basement |
| CN113463696A (en) * | 2021-04-21 | 2021-10-01 | 成都四海岩土工程有限公司 | Strong permeable stratum anti-drainage combined basement anti-floating structure and control method |
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Application publication date: 20211231 |