CN206768791U - Groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit - Google Patents

Groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit Download PDF

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Publication number
CN206768791U
CN206768791U CN201621204280.9U CN201621204280U CN206768791U CN 206768791 U CN206768791 U CN 206768791U CN 201621204280 U CN201621204280 U CN 201621204280U CN 206768791 U CN206768791 U CN 206768791U
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China
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water
recharge
level
automatic
alarm
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CN201621204280.9U
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Inventor
桑明辉
陈勇
岳志军
王志强
李明坤
姚立志
石建彬
颜华江
柳世军
杨枭雄
张亚洲
贺凯
闫军红
徐建龙
杨华
赵亚峰
张亚娟
李冠宇
秦帅
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China Railway No 3 Engineering Group Co Ltd
Construction and Installation Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
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China Railway No 3 Engineering Group Co Ltd
Construction and Installation Engineering Co Ltd of China Railway No 3 Engineering Group Co Ltd
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Abstract

The utility model belongs to the technical field that groundwater recharge is constructed on the outside of deep basal pit,More particularly to groundwater monitoring on the outside of a kind of deep basal pit,Alarm and automatic recharge system,It is poor to solve groundwater recharge effect on the outside of deep basal pit,The problem of recharge quality can not ensure,It includes some dewatering wells,Water level observation well,Some inverted wells,Recharge water tank and control section,Dewatering well connects with three-level sedimentation basin,Described recharge water tank has water inlet and delivery port,Water inlet connects with the immersible pump II in three-level sedimentation basin,Delivery port connects with each inverted well,Water outlet sets pipeline pump,The utility model employs the automatic water supplement of recharge water tank,Water level monitors automatically,Alarm,Recharge automatic start,Closing technology,Realize from recharge water,Water level monitoring,The intellectuality of recharge whole system,It is full-automatic,It ensure that the ageing and quality of recharge;Participated in without personnel, greatly reduce the input of manpower, saved substantial amounts of labour cost.

Description

Groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit
Technical field
The utility model belongs to the technical field that groundwater recharge is constructed on the outside of deep basal pit, and in particular to outside a kind of deep basal pit Side groundwater monitoring, alarm and automatic recharge system.
Background technology
Deep-foundation pit engineering in building engineering construction is more and more, particularly in the higher area of level of ground water, needs to carry out The precipitation of underground water on the inside of foundation ditch, with convenient construction.In order to reduce on the inside of foundation ditch precipitation to foundation ditch outer periphery building, construct The sedimentation and deformation of thing influences, and need to carry out supplement recharge to the underground water on the outside of foundation ditch.Groundwater recharge is applied on the outside of foundation ditch at present Work method is mainly water level conditions under artificial observation place, and manually carries out recharge, it is necessary to spend big according to the decline situation of water level The man power and material of amount, and the situation of change of water level is grasped not in time, it is inaccurate;Recharge can not be carried out in time in recharge, Recharge water can not be controlled accurately, be also easy to produce recharge not in time, excess recharge phenomena such as, recharge is of low quality;Recharge is used Water uses city tap-water more, and water consumption is big, can not meet water-saving requirement.
The content of the invention
The utility model in order to solve the problem of groundwater recharge effect is poor on the outside of deep basal pit, and recharge quality can not ensure, Provide groundwater monitoring on the outside of a kind of deep basal pit, alarm and automatic recharge system.
The utility model adopts the following technical scheme that realization:
Groundwater monitoring, alarm and automatic recharge system on the outside of a kind of deep basal pit, including some dewatering wells, water level observation Well, some inverted wells, recharge water tank and control section,
Described each dewatering well is arranged on the inside of foundation ditch, and the immersible pump I for groundwater abstraction is provided with dewatering well, is dived Water pump I is connected with three-level sedimentation basin, and immersible pump II is provided with three-level sedimentation basin,
Described water level observation well is arranged in the range of the 1-3m on the outside of foundation pit waterproof curtain, is provided with water level observation well Water level automatic detection device,
Described recharge water tank has water inlet and delivery port, and water inlet is connected with the immersible pump II in three-level sedimentation basin, gone out The mouth of a river connects with each inverted well, and water outlet sets pipeline pump,
Described control section includes the automatic water level monitoring device in water level observation well, water level automatic detection device signal Output end connects the signal input part of alarm, the signal input part of the signal output part connection A.C. contactor of alarm, hands over Flow the control terminal of the signal output part connecting pipe pump of contactor.
Described automatic water level monitoring device is fluid level transmitter.
Described three-level sedimentation basin is additionally provided with branch road connection city planting ductwork and greening construction water.
Described control section also includes the fluid level controller set in recharge water tank, the signal output part of fluid level controller Control three-level sedimentation basin is connected the unlatching and cut-out of branch road with city planting ductwork and greening construction with water.
Described recharge water tank is arranged at outer foundation ditch, dewatering well and inverted well centre position.
The utility model has the advantages that compared with the prior art:
1)Water source of the underground water of precipitation extraction in deep basal pit as groundwater recharge on the outside of deep basal pit is employed, is finished The history of groundwater recharge is carried out using city tap-water, has saved great lot of water resources.
2)Automatic monitoring, the alarm technique of level of ground water are employed, ensure that promptness, the accuracy of water level monitoring, and Realize and alarm, whole process are not required to personnel's participation, reduce the input of manpower, facilitate the management of recharge ageing.
3)Intelligent Automatic Control technology is employed, overall process is realized automatic recharge, is automatically stopped, and joins without personnel With being maintained close ties with SEA LEVEL VARIATION, ensure that the timely of recharge, quality, controllable.
4)Whole process all employs the automatic water supplement of recharge water tank, and water level monitors, alarmed automatically, recharge automatic start, Closing technology, realization are known clearly from recharge water, water level monitoring, the intellectuality of recharge whole system, full-automation, ensure that recharge Ageing and quality;Participated in without personnel, greatly reduce the input of manpower, saved substantial amounts of labour cost.
Brief description of the drawings
Fig. 1 is Tthe utility model system schematic diagram
In figure:1- dewatering wells, 2- inverted wells, 3- levels of ground water observation well, 4- automatic water level monitoring devices, 5- recharge waters Case, 6- immersible pumps I, 7- three-level sedimentation basins, 8- immersible pumps II, 9- pipeline pumps, 10- liquid level sensors, 11- connection city planting ductworks with And greening construction water, 12- A.C. contactors, 13- electric cabinets.
Embodiment
Specific embodiment of the present utility model is described further with reference to accompanying drawing.
Groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit, if including some dewatering wells, water level observation well, Dry inverted well, recharge water tank and control section,
Described each dewatering well is arranged on the inside of foundation ditch, and the immersible pump I for groundwater abstraction is provided with dewatering well, is dived Water pump I is connected with three-level sedimentation basin, and immersible pump II is provided with three-level sedimentation basin,
Described water level observation well is arranged in the range of the 1-3m on the outside of foundation pit waterproof curtain, is provided with water level observation well Water level automatic detection device,
Described recharge water tank has water inlet and delivery port, and water inlet is connected with the immersible pump II in three-level sedimentation basin, gone out The mouth of a river connects with each inverted well, and water outlet sets pipeline pump,
Described control section includes the automatic water level monitoring device in water level observation well, water level automatic detection device signal Output end connects the signal input part of alarm, the signal input part of the signal output part connection A.C. contactor of alarm, hands over Flow the control terminal of the signal output part connecting pipe pump of contactor.
Described automatic water level monitoring device is fluid level transmitter.
Described three-level sedimentation basin is additionally provided with branch road connection city planting ductwork and greening construction water.
Described control section also includes the fluid level controller set in recharge water tank, the signal output part of fluid level controller Control three-level sedimentation basin is connected the unlatching and cut-out of branch road with city planting ductwork and greening construction with water.
Described recharge water tank is arranged at outer foundation ditch, dewatering well and inverted well centre position.
Based on underground water prison on the outside of the deep basal pit that groundwater monitoring, alarm and automatic recharge system are completed on the outside of deep basal pit Survey, alarm and automatic recharge construction method, step are as follows:
1), beat some dewatering wells on the inside of foundation ditch, the setting groundwater abstraction of immersible pump I, immersible pump I and three-level in each dewatering well Sedimentation basin is connected, and immersible pump II is provided with three-level sedimentation basin,
2), water table measure region be configured lower water level observation well, water table measure region is foundation pit waterproof curtain In the range of the 1-3m in outside,
3), in level of ground water observation well automatic water level monitoring device is set, automatic water level monitoring device is shown with water level Device is connected, while automatic water level monitoring device is also associated with alarm,
4), foundation ditch is outer, dewatering well and inverted well centre position set recharge water tank, recharge water tank inlet precipitates with three-level Immersible pump II in pond is connected, and recharge water outlet of water tank is connected by pipeline with some inverted wells, closes on recharge water outlet of water tank Pipeline on pipeline pump is set, liquid level sensor is set in recharge water tank,
5), immersible pump I underground water that each dewatering well extracts is collected, import three-level sedimentation basin precipitation, immersible pump II is stored into the water after precipitation in recharge water tank, and three-level sedimentation basin also sets another branch road connection city planting ductwork and greening construction With water,
6), when in the water level observation well of underground water level decreasing reach warning line when, automatic water level monitoring device exports at once To alarm, alarm starts A.C. contactor control pipeline pump valve and opened signal, pipeline pump operation, gives inverted well water filling; After water level reaches ordinary water level in the water level observation well of underground, automatic water level monitoring device outputs signal to alarm, alarm Starting A.C. contactor control pipeline pump valve to close, recharge terminates,
7), when liquid level attains to a high place in recharge water tank, liquid level sensor output signal, dewatering well collect underground water warp Water is discharged into city planting ductwork and greening construction water by three-level precipitation.
Embodiment 1:
1)Recharge is installed with water tank
Two recharge water tanks are arranged at the construction field (site), and water tank is connected with the three-level sedimentation basin of precipitation system, in three-level Immersible pump is set in sedimentation basin, fluid level controller is set in water tank, the automatic start immersible pump when water requires supplementation with water tank Moisturizing, water is used with ensure recharge.The other end of water tank is connected with recharge pipeline, and sets electromagnetic switch valve.
2)Level monitor is installed in inspection well
After the completion of well construction is observed, water monitor is installed in inspection well, and sets ordinary water level and warning line, Monitor is connected with water level alarm.
3)Recharge Pipe installing
When ground water recharging well, water-level observation well construction are completed, recharge with after water tank installation, carry out recharge pipeline with And the installation of the automatic recharge equipment in part.
4)Equipment is integrally debugged
After inverted well, inspection well, pipeline, water tank, automatic recharge equipment construction installation, whole equipment is adjusted Examination, to ensure the normal operation of recharge system.
5)Water table measure and installation of alarming
The water level monitor of observation of groundwater levels well is connected with water level alarm, when level of ground water drops to alert locations When, signal is passed to water level alarm by water level monitor, and alarm starts to alarm.
6)Automatic recharge system figure
When level of ground water reaches alarming value, recharge system starts to start, and carries out the automatic recharge of underground water.In inspection well When water level reaches warning line, water level monitor outputs signal to alarm, and alarm starts A.C. contactor, connects electromagnetism and opens Valve power supply is closed, controlled valve is opened, and gives inverted well water filling.After water level reaches ordinary water level in inspection well, water level monitor is defeated Go out signal and start A.C. contactor to alarm, alarm, cut off electromagnetic switch valve power supply, controlled valve is closed, and recharge terminates.

Claims (5)

1. groundwater monitoring, alarm and automatic recharge system on the outside of a kind of deep basal pit, it is characterised in that including some dewatering wells, water Position observation well, some inverted wells, recharge water tank and control section,
Described each dewatering well is arranged on the inside of foundation ditch, and the immersible pump I for groundwater abstraction, immersible pump are provided with dewatering well I is connected with three-level sedimentation basin, and immersible pump II is provided with three-level sedimentation basin,
Described water level observation well is arranged in the range of the 1-3m on the outside of foundation pit waterproof curtain, and water level is provided with water level observation well Automatic detection device,
Described recharge water tank has water inlet and delivery port, and water inlet connects with the immersible pump II in three-level sedimentation basin, delivery port Being connected with each inverted well, water outlet sets pipeline pump,
Described control section includes the automatic water level monitoring device in water level observation well, water level automatic detection device signal output The signal input part of end connection alarm, the signal input part of the signal output part connection A.C. contactor of alarm, exchange connect The control terminal of the signal output part connecting pipe pump of tentaculum.
2. groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit according to claim 1, it is characterised in that institute The automatic water level monitoring device stated is fluid level transmitter.
3. groundwater monitoring, alarm and automatic recharge system, its feature exist on the outside of deep basal pit according to claim 1 or 2 Branch road connection city planting ductwork and greening construction water are additionally provided with three-level sedimentation basin.
4. groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit according to claim 3, it is characterised in that control System part also include recharge water tank in set fluid level controller, fluid level controller signal output part control three-level sedimentation basin with City planting ductwork and greening construction connect the unlatching and cut-out of branch road with water.
5. groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit according to claim 4, it is characterised in that return Case of pouring water is arranged at outer foundation ditch, dewatering well and inverted well centre position.
CN201621204280.9U 2016-11-08 2016-11-08 Groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit Active CN206768791U (en)

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CN201621204280.9U CN206768791U (en) 2016-11-08 2016-11-08 Groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit

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Application Number Priority Date Filing Date Title
CN201621204280.9U CN206768791U (en) 2016-11-08 2016-11-08 Groundwater monitoring, alarm and automatic recharge system on the outside of deep basal pit

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108252294A (en) * 2018-02-01 2018-07-06 中纬建设工程有限公司 Foundation pit water recharge system
CN110344389A (en) * 2019-07-03 2019-10-18 深圳市工勘岩土集团有限公司 Tower groundwater pressure recharge equipment
CN113123827A (en) * 2021-03-10 2021-07-16 中煤科工集团沈阳设计研究院有限公司 Internal circulation system for dewatering water-containing layer of strip mine
CN114809123A (en) * 2022-04-02 2022-07-29 中能建路桥工程有限公司 Multi-stage support foundation pit monitoring method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108252294A (en) * 2018-02-01 2018-07-06 中纬建设工程有限公司 Foundation pit water recharge system
CN108252294B (en) * 2018-02-01 2019-12-13 中纬建设工程有限公司 Foundation pit groundwater recharge system
CN110344389A (en) * 2019-07-03 2019-10-18 深圳市工勘岩土集团有限公司 Tower groundwater pressure recharge equipment
CN113123827A (en) * 2021-03-10 2021-07-16 中煤科工集团沈阳设计研究院有限公司 Internal circulation system for dewatering water-containing layer of strip mine
CN114809123A (en) * 2022-04-02 2022-07-29 中能建路桥工程有限公司 Multi-stage support foundation pit monitoring method
CN114809123B (en) * 2022-04-02 2024-05-24 中能建路桥工程有限公司 Multistage support foundation pit monitoring method

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