CN111814858A - Novel underground diaphragm wall joint waterproof structure, water leakage detection system and method - Google Patents

Novel underground diaphragm wall joint waterproof structure, water leakage detection system and method Download PDF

Info

Publication number
CN111814858A
CN111814858A CN202010613774.7A CN202010613774A CN111814858A CN 111814858 A CN111814858 A CN 111814858A CN 202010613774 A CN202010613774 A CN 202010613774A CN 111814858 A CN111814858 A CN 111814858A
Authority
CN
China
Prior art keywords
module
wall
wall body
data
water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010613774.7A
Other languages
Chinese (zh)
Inventor
王江锋
李日运
姜彤
张艳英
孟俊贞
张俊然
王安明
徐荣超
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North China University of Water Resources and Electric Power
Original Assignee
North China University of Water Resources and Electric Power
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by North China University of Water Resources and Electric Power filed Critical North China University of Water Resources and Electric Power
Priority to CN202010613774.7A priority Critical patent/CN111814858A/en
Publication of CN111814858A publication Critical patent/CN111814858A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/25—Fusion techniques
    • G06F18/251—Fusion techniques of input or preprocessed data
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D21/00—Measuring or testing not otherwise provided for
    • G01D21/02—Measuring two or more variables by means not covered by a single other subclass
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/08—Construction
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/10—Image enhancement or restoration by non-spatial domain filtering
    • G06T5/70—
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y10/00—Economic sectors
    • G16Y10/30—Construction
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y20/00—Information sensed or collected by the things
    • G16Y20/10—Information sensed or collected by the things relating to the environment, e.g. temperature; relating to location
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y40/00—IoT characterised by the purpose of the information processing
    • G16Y40/10—Detection; Monitoring
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16Y—INFORMATION AND COMMUNICATION TECHNOLOGY SPECIALLY ADAPTED FOR THE INTERNET OF THINGS [IoT]
    • G16Y40/00—IoT characterised by the purpose of the information processing
    • G16Y40/20—Analytics; Diagnosis
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20081—Training; Learning
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20084—Artificial neural networks [ANN]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30132—Masonry; Concrete

Abstract

The invention belongs to the technical field of underground waterproof structure design, and discloses a novel underground continuous wall seam waterproof structure, a water leakage detection system and a method, wherein one end of a continuous wall is provided with a fixed clamping groove, the other end of the continuous wall is provided with a fixed clamping block, and the continuous wall and the fixed block are mutually clamped and hermetically connected through the fixed clamping groove; through holes are formed in the two sides of the fixed clamping groove and the fixed clamping block; fixing plates are arranged on two sides of the joint of the continuous wall, and through holes with the same number as the fixing clamping grooves or the fixing clamping blocks are formed in the fixing plates. The wall body with the same structure is continuously spliced for use, so that the production cost is reduced, and the production speed is increased; the L-shaped fixed clamping groove and the fixed clamping block are used as a waterproof and splicing structure, so that the problem of water leakage at the joint of the underground diaphragm wall can be effectively solved, the waterproof effect is good, and the structure is simple and reliable; the waterproof performance can be further improved through the sealant and the waterproof layer, the water absorption layer can absorb water vapor permeating into the wall, and the waterproof performance of the invention is technically improved.

Description

Novel underground diaphragm wall joint waterproof structure, water leakage detection system and method
Technical Field
The invention belongs to the technical field of underground waterproof structure, and particularly relates to a novel underground diaphragm wall joint waterproof structure, a water leakage detection system and a method.
Background
At present, in the construction of basement and subway stations of urban high-rise buildings, a foundation pit needs to be excavated, the excavation of the foundation pit is deep, the requirement on the protection of the surrounding environment of the foundation pit is high, and in order to control the adverse effect on the surrounding environment in the excavation stage of the foundation pit, underground continuous walls are often adopted at the periphery of the foundation pit as vertical soil retaining and water retaining structures of the foundation pit. Due to the characteristics of the construction process of the underground continuous wall, the construction is carried out along the side of the foundation pit in a groove section construction mode, the underground continuous wall is composed of a plurality of wall panels, concrete of the adjacent wall panels is poured in stages, water leakage is easy to occur at the joint between the wall panels of the underground continuous wall, water leakage prevention is critical to the joint of the wall panels, and particularly when the underground continuous wall is used as a permanent outer wall of an underground structure, good water stopping measures are needed to be carried out at the joint.
In the current practical engineering, buttress columns are usually arranged at seams or through lining walls are arranged on the inner sides of underground continuous walls, concrete is poured into the buttress columns and the continuous walls in stages, and water is easy to leak between the buttress columns and the underground continuous walls; the existing waterproof structure for the joint of the underground continuous wall is generally composed of one underground continuous wall and two underground continuous walls, and the method needs two walls with different structures, so that the construction cost is increased. Meanwhile, in the water leakage detection process of the existing underground diaphragm wall joint waterproof structure, the detection is carried out manually, the detection accuracy cannot be guaranteed, and the safety is reduced.
Through the above analysis, the problems and defects of the prior art are as follows:
(1) in the water leakage detection process in the existing underground diaphragm wall joint waterproof structure, the detection is carried out manually, the detection accuracy cannot be ensured, and the safety is reduced.
(2) At present, in actual engineering, buttress columns are usually arranged at seams or through lining walls are usually arranged on the inner sides of underground continuous walls, concrete is poured into the buttress columns and the continuous walls in stages, and water is easy to leak between the buttress columns and the underground continuous walls. The existing waterproof structure for the joint of the underground continuous wall is generally composed of one underground continuous wall and two underground continuous walls, and the method needs two walls with different structures, so that the construction cost is increased.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a novel underground continuous wall joint waterproof structure, a water leakage detection system and a method.
The invention is realized in this way, a novel underground continuous wall seam water leakage detection method, which comprises the following steps:
the method comprises the following steps that firstly, a humidity detection module detects the humidity inside a wall body by arranging a humidity sensor in a joint of the continuous wall; the image acquisition module is provided with a camera on the continuous wall and is used for acquiring the surface condition inside the wall;
secondly, a water flow velocity acquisition module detects the flow velocity of the water body by arranging a water flow velocity sensor in a water tank at the bottom of the wall gap; the wall body state acquisition module is used for detecting the state of the wall body by installing attitude sensors at different positions on the wall body;
step three, according to the data detected in the step one and the step two, the central processing module respectively controls the normal operation of each module of the humidity detection module, the image acquisition module, the water flow rate acquisition module, the wall state acquisition module, the display module, the signal transmission module, the data storage module, the data judgment and analysis module, the automatic power-off module and the data judgment and analysis output module;
step four, the data judging and analyzing module judges and analyzes whether the wall body leaks water or not and the water leakage condition according to the collected data; the data judgment analysis output module outputs whether the wall body leaks water or not and the water leakage condition; meanwhile, the display module displays the detected data through a display screen;
step five, the signal transmission module transmits the signal to the remote terminal by utilizing the wireless signal transmitter; the data storage module detects data in the whole detection system by using the storage; the automatic power-off module detects the electric leakage condition by installing an electric leakage detection device on the wall body;
in the first step, the process of denoising the surface condition image for collecting the interior of the wall body by the image collection module is as follows:
establishing a corresponding denoising training set for the wall surface condition image;
performing wavelet decomposition according to the wall surface condition image, and correspondingly decomposing the layer number;
extracting high-frequency coefficients in the image decomposition layers of the wall surface condition, determining a threshold, and performing soft threshold quantization processing on the high-frequency coefficients of the layer;
reconstructing the wall surface condition image according to the low-frequency coefficient of the Nth layer of wavelet decomposition and the modified high-frequency coefficients of the layers from the first layer to the Nth layer;
in the third step, the process of fusing the data by the central processing module in the process of controlling the normal operation of each module is as follows:
establishing a corresponding data fusion data center for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module;
determining corresponding characteristic values and characteristic vectors for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module respectively;
meanwhile, the established characteristic vectors are identified by utilizing a neural network and explained;
and establishing corresponding relevance according to the explanation of the feature vector, and fusing data by using a data fusion algorithm.
Further, in the second step, the wall state information is detected according to the attitude sensors at different positions on the wall, and the process of judging the state of the wall by the wall state acquisition module is as follows:
establishing corresponding data samples according to wall state data detected by attitude sensors at different positions;
drawing a corresponding curve according to the data sample, removing abnormal values and analyzing normal values;
when the posture of the wall body changes, the foundation is easy to descend and the wall body is easy to deflect due to water leakage, so that danger exists;
when the posture of the wall body is not changed, the stability of the wall body is not influenced by water leakage.
Further, in the fifth step, the automatic power-off module is provided with a leakage detection device on the wall body, and the leakage condition is detected around the electrical device;
when electric leakage is detected, the wall body leaks water and wets the electric device; the central processing module controls the main electromagnetic control switch to cut off the power.
Another object of the present invention is to provide a novel underground diaphragm wall seam water leakage detection system for implementing the novel underground diaphragm wall seam water leakage detection method, the novel underground diaphragm wall seam water leakage detection system comprising:
the humidity detection module is connected with the central processing module and is used for detecting the humidity inside the wall body by arranging a humidity sensor in the joint of the continuous wall;
the image acquisition module is connected with the central processing module and is used for acquiring the surface condition of the interior of the wall body by arranging a camera on the continuous wall; the image acquisition module is used for acquiring surface condition images inside the wall body and denoising the images, and the process comprises the following steps: establishing a corresponding denoising training set for the wall surface condition image; performing wavelet decomposition according to the wall surface condition image, and correspondingly decomposing the layer number; extracting high-frequency coefficients in the image decomposition layers of the wall surface condition, determining a threshold, and performing soft threshold quantization processing on the high-frequency coefficients of the layer; reconstructing the wall surface condition image according to the low-frequency coefficient of the Nth layer of wavelet decomposition and the modified high-frequency coefficients of the layers from the first layer to the Nth layer;
the water flow rate acquisition module is connected with the central processing module and detects the flow rate of the water body by arranging a water flow rate sensor in the water tank at the bottom of the wall seam;
the wall body state acquisition module is connected with the central processing module and used for detecting the state of the wall body by installing attitude sensors at different positions on the wall body; according to the attitude sensor detection wall body state information of different positions on the wall body, the wall body state acquisition module judges the state of the wall body as follows: establishing corresponding data samples according to wall state data detected by attitude sensors at different positions; drawing a corresponding curve according to the data sample, removing abnormal values and analyzing normal values; when the posture of the wall body changes, the foundation is easy to descend and the wall body is easy to deflect due to water leakage, so that danger exists; when the posture of the wall body is not changed, the stability of the wall body is not influenced by water leakage;
the display module is connected with the central processing module and displays the detected data through a display screen;
the central processing module is respectively connected with the humidity detection module, the image acquisition module, the water flow speed acquisition module, the wall body state acquisition module, the display module, the signal transmission module, the data storage module, the data judgment and analysis module, the automatic power-off module and the data judgment and analysis output module, and coordinates the normal operation of each module; the central processing module performs data fusion in the process of controlling the normal operation of each module as follows: establishing a corresponding data fusion data center for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module; determining corresponding characteristic values and characteristic vectors for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module respectively; meanwhile, the established characteristic vectors are identified by utilizing a neural network and explained; and establishing corresponding relevance according to the explanation of the feature vector, and fusing data by using a data fusion algorithm.
Further, novel underground continuous wall seam detection system that leaks still includes:
the signal transmission module is connected with the central processing module and transmits signals to the remote terminal by utilizing the wireless signal transmitter;
the remote terminal is connected with the signal transmission module and can realize remote observation;
the data storage module is connected with the central processing module and is used for detecting the data in the whole detection system by utilizing the storage;
the data judgment and analysis module is connected with the central processing module and is used for judging and analyzing whether the wall body leaks water or not and the water leakage condition according to the acquired data;
the automatic power-off module is connected with the central processing module and is used for detecting the electric leakage condition by installing an electric leakage detection device on the wall body; the automatic power-off module is provided with an electric leakage detection device on the wall body, and the electric leakage condition is detected around the electric device; when electric leakage is detected, the wall body leaks water and wets the electric device; the central processing module controls the main electromagnetic control switch to cut off the power;
and the data judgment analysis output module is connected with the central processing module and outputs whether the wall body leaks water or not and the water leakage condition.
The invention also aims to provide a novel underground continuous wall joint waterproof structure applying the novel underground continuous wall joint water leakage detection method, wherein the novel underground continuous wall joint waterproof structure is provided with a continuous wall;
one end of each continuous wall is provided with a fixed clamping groove, the other end of each continuous wall is provided with a fixed clamping block, and the continuous walls are mutually clamped and hermetically connected with the fixed blocks through the fixed clamping grooves;
a plurality of through holes are formed in the two sides of the fixed clamping groove and the fixed clamping block; fixing plates are arranged on two sides of the joint of the continuous wall;
through holes with the same number as the fixed clamping grooves or the fixed clamping blocks are formed in the fixed plate; the fixed clamping groove, the fixed clamping block and the fixed plate are fixedly connected through the expansion bolt in the through hole.
Furthermore, the number of the fixed clamping grooves is two, the fixed clamping grooves are L-shaped, and the two fixed clamping grooves are symmetrically arranged;
the fixed clamping blocks are arranged in two numbers, the fixed clamping blocks are L-shaped, and the two fixed clamping blocks are symmetrically arranged.
Further, the fixing plate is a steel plate strip, and a waterproof layer is arranged on the inner side of the fixing plate;
the waterproof layer is glued with a water absorption layer on the inner side, the waterproof layer is made of rubber, and the water absorption layer is made of super absorbent resin.
Further, rubber water stops are glued on the inner side of the fixed clamping groove and the outer side of the fixed clamping block; and sealant is coated at the joint of the two sides of the fixing plate and the continuous wall.
Further, a sealing gasket is arranged between the expansion bolt and the fixing plate, and sealing glue is coated on the outer side of the sealing gasket.
By combining all the technical schemes, the invention has the advantages and positive effects that: according to the invention, the humidity sensor is arranged in the joint of the continuous wall through the humidity detection module to detect the humidity in the wall; the image acquisition module is provided with a camera on the continuous wall and used for acquiring the surface condition inside the wall; the water flow velocity acquisition module is provided with a water flow velocity sensor in a water tank at the bottom of the wall seam to detect the flow velocity of the water body; the wall body state acquisition module is provided with attitude sensors at different positions on the wall body and used for detecting the state of the wall body; the data storage module detects data in the whole detection system by using the storage; the data judgment and analysis module judges and analyzes whether the wall body leaks water or not and the water leakage condition according to the acquired data; the automatic power-off module detects the electric leakage condition by installing an electric leakage detection device on the wall body; and the data judgment, analysis and output module outputs whether the wall body leaks water or not and the water leakage condition. The invention can detect the water leakage condition of the continuous wall in real time, and detect the state of the wall according to the water leakage condition, thereby improving the safety. Meanwhile, the invention transmits the signal to the remote terminal by utilizing the wireless signal transmitter through the signal transmission module; the remote terminal can realize remote observation and remote monitoring through the remote terminal. The wall body is simple in structure, and the same-structure wall body is continuously spliced for use, so that the production cost is reduced, and the production speed is increased; the L-shaped fixed clamping groove and the fixed clamping block are used as a waterproof and splicing structure, so that the problem of water leakage at the joint of the underground diaphragm wall can be effectively solved, the waterproof effect is good, and the structure is simple and reliable; the waterproof performance can be further improved through the sealant and the waterproof layer, the water absorption layer can absorb water vapor permeating into the wall, and the waterproof performance of the invention is technically improved. The two fixing clamping grooves and the two fixing clamping blocks are arranged, so that the structural strength of the fixing clamping device is improved, and the safety coefficient is high.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.
Fig. 1 is a diagram illustrating a state of use of a novel underground diaphragm wall joint waterproof structure according to an embodiment of the present invention.
Fig. 2 is a schematic view of a novel underground diaphragm wall joint waterproof structure provided by an embodiment of the invention.
Fig. 3 is a schematic view of a continuous wall structure provided by the embodiment of the invention.
Fig. 4 is a schematic structural diagram of a fixed card slot and a fixed card block provided in an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a fixing plate according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a novel underground diaphragm wall joint water leakage detection system provided by the embodiment of the invention.
Fig. 7 is a flow chart of a novel underground diaphragm wall joint water leakage detection method provided by the embodiment of the invention.
In the figure: 1. a continuous wall; 2. fixing the clamping groove; 3. fixing the fixture block; 4. an expansion bolt; 5. a fixing plate; 6. a water-absorbing layer; 7. sealing glue; 8. a waterproof layer; 9. a through hole; 10. a rubber waterstop; 11. a humidity detection module; 12. an image acquisition module; 13. a water flow rate acquisition module; 14. a wall state acquisition module; 15. a display module; 16. a central processing module; 17. a signal transmission module; 18. a remote terminal; 19. a data storage module; 20. a data judgment and analysis module; 21. an automatic power-off module; 22. and the data judgment analysis output module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Aiming at the problems in the prior art, the invention provides a novel underground continuous wall joint waterproof structure, a water leakage detection system and a method, and the invention is described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the novel underground continuous wall joint waterproof structure provided by the present invention comprises: the continuous wall comprises a continuous wall 1, a fixed clamping groove 2, a fixed clamping block 3, an expansion bolt 4, a fixed plate 5, a water absorption layer 6, a sealant 7, a waterproof layer 8, a through hole 9 and a rubber water stop 10.
One end of the continuous wall 1 is provided with a fixed clamping groove 2, the other end of the continuous wall is provided with a fixed clamping block 3, and the continuous wall 1 and the fixed block are mutually clamped and hermetically connected through the fixed clamping groove 2; a plurality of through holes 9 are formed in the two sides of the fixed clamping groove 2 and the fixed clamping block 3; fixing plates 5 are arranged on two sides of the joint of the continuous wall 1, and through holes 9 with the same number as the fixing clamping grooves 2 or the fixing clamping blocks 3 are formed in the fixing plates 5; the fixed clamping groove 2, the fixed clamping block 3 and the fixed plate 5 are fixedly connected through an expansion bolt 4 in the through hole 9; the fixing plate 5 is a steel plate strip, a waterproof layer 8 is arranged on the inner side of the fixing plate, a water absorption layer 6 is glued on the inner side of the waterproof layer 8, the waterproof layer 8 is rubber, and the water absorption layer 6 is high water absorption resin; sealant 7 is coated at the joint of the two sides of the fixed plate 5 and the continuous wall 1; a sealing gasket is arranged between the expansion bolt 4 and the fixing plate 5, and the outer side of the sealing gasket is coated with a sealing glue 7. The wall body is simple in structure, and the same-structure wall body is continuously spliced for use, so that the production cost is reduced, and the production speed is increased; the waterproof performance can be further improved through the sealant 7 and the waterproof layer 8, the water absorption layer 6 can absorb water vapor permeating into a wall body, and the waterproof performance of the waterproof wall is technically improved.
The fixing clamping grooves 2 are L-shaped, and the two fixing clamping grooves 2 are symmetrically arranged; the number of the fixed clamping blocks 3 is two, the fixed clamping blocks 3 are L-shaped, and the two fixed clamping blocks 3 are symmetrically arranged; rubber water stops 10 are glued to the inner side of the fixed clamping groove 2 and the outer side of the fixed clamping block 3. The two fixed clamping grooves and the two fixed clamping blocks are arranged, so that the structural strength of the device is improved, and the safety coefficient is high; through the fixed slot 2 and the fixed fixture block 3 of L type as waterproof and mosaic structure, can be with effectively solving the 1 seam crossing problem of percolating water of underground continuous wall, and water-proof effects is good, and simple structure is reliable.
As shown in fig. 6, the novel underground continuous wall seam water leakage detection system provided by the embodiment of the present invention includes:
and the humidity detection module 11 is connected with the central processing module 16 and detects the humidity inside the wall body by arranging a humidity sensor in the joint of the continuous wall.
And the image acquisition module 12 is connected with the central processing module 16 and is used for acquiring the surface condition of the interior of the wall body by arranging a camera on the continuous wall.
And the water flow velocity acquisition module 13 is connected with the central processing module 16, and detects the flow velocity of the water body by arranging a water flow velocity sensor in the water tank at the bottom of the wall gap.
The wall body state acquisition module 14 is connected with the central processing module 16, and is used for detecting the state of the wall body by installing attitude sensors at different positions on the wall body.
And the display module 15 is connected with the central processing module 16 and displays the detected data through a display screen.
The central processing module 16 is respectively connected with the humidity detection module 11, the image acquisition module 12, the water flow rate acquisition module 13, the wall state acquisition module 14, the display module 15, the signal transmission module 17, the data storage module 19, the data judgment and analysis module 20, the automatic power-off module 21 and the data judgment and analysis output module 22, and coordinates normal operation of the modules.
And a signal transmission module 17 connected to the central processing module 16 for transmitting signals to the remote terminal by using a wireless signal transmitter.
And the remote terminal 18 is connected with the signal transmission module 17, and long-distance observation can be realized through the remote terminal.
The data storage module 19 is connected to the central processing module 16, and detects data in the entire detection system by using the memory.
And the data judgment and analysis module 20 is connected with the central processing module 16 and is used for judging and analyzing whether the wall body leaks water or not and the water leakage condition according to the acquired data.
And the automatic power-off module 21 is connected with the central processing module 16, and detects the electric leakage condition by installing an electric leakage detection device on the wall body.
And a data judgment analysis output module 22 connected with the central processing module 16 for outputting whether the wall body leaks water or not and the water leakage condition.
As shown in fig. 7, the method for detecting water leakage of a joint of a novel underground diaphragm wall provided by the embodiment of the present invention includes:
s101: the humidity detection module is used for detecting the humidity in the wall body by arranging a humidity sensor in a joint of the continuous wall; the image acquisition module is provided with a camera through the continuous wall and is used for acquiring the surface condition inside the wall body.
S102: the water flow velocity acquisition module detects the flow velocity of a water body by arranging a water flow velocity sensor in a water tank at the bottom of a wall gap; the wall body state acquisition module is used for detecting the state of the wall body by installing attitude sensors at different positions on the wall body.
S103: according to the data detected in S101 and S102, the central processing module respectively controls the normal operation of each module of the humidity detection module, the image acquisition module, the water flow speed acquisition module, the wall state acquisition module, the display module, the signal transmission module, the data storage module, the data judgment and analysis module, the automatic power-off module and the data judgment and analysis output module.
S104: the data judgment and analysis module judges and analyzes whether the wall body leaks water or not and the water leakage condition according to the acquired data; the data judgment analysis output module outputs whether the wall body leaks water or not and the water leakage condition; and meanwhile, the display module displays the detected data through a display screen.
S105: the signal transmission module transmits signals to the remote terminal by using the wireless signal transmitter; the data storage module detects data in the whole detection system by using the storage; the automatic power-off module detects the electric leakage condition by installing an electric leakage detection device on the wall body.
In S101 provided by the embodiment of the present invention, a process of denoising an image used for acquiring a surface condition of an interior of a wall by an image acquisition module is as follows:
establishing a corresponding denoising training set for the wall surface condition image;
performing wavelet decomposition according to the wall surface condition image, and correspondingly decomposing the layer number;
extracting high-frequency coefficients in the image decomposition layers of the wall surface condition, determining a threshold, and performing soft threshold quantization processing on the high-frequency coefficients of the layer;
and reconstructing the wall surface condition image according to the low-frequency coefficient of the Nth layer of the wavelet decomposition and the modified high-frequency coefficients of the layers from the first layer to the Nth layer.
In the embodiment of the present invention, in S102, wall state information is detected according to attitude sensors at different positions on a wall, and a process of judging a state of the wall by a wall state acquisition module is as follows:
establishing corresponding data samples according to wall state data detected by attitude sensors at different positions;
drawing a corresponding curve according to the data sample, removing abnormal values and analyzing normal values;
when the posture of the wall body changes, the foundation is easy to descend and the wall body is easy to deflect due to water leakage, so that danger exists;
when the posture of the wall body is not changed, the stability of the wall body is not influenced by water leakage.
In S103 provided by the embodiment of the present invention, in the process of controlling the normal operation of each module, the process of fusing the data by the central processing module is as follows:
establishing a corresponding data fusion data center for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module;
determining corresponding characteristic values and characteristic vectors for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module respectively;
meanwhile, the established characteristic vectors are identified by utilizing a neural network and explained;
and establishing corresponding relevance according to the explanation of the feature vector, and fusing data by using a data fusion algorithm.
In S105 provided by the embodiment of the present invention, the automatic power-off module is provided with an electric leakage detection device on the wall, and detects an electric leakage situation around the electric leakage detection device;
when electric leakage is detected, the wall body leaks water and wets the electric device; the central processing module controls the main electromagnetic control switch to cut off the power.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, and any modification, equivalent replacement, and improvement made by those skilled in the art within the technical scope of the present invention disclosed herein, which is within the spirit and principle of the present invention, should be covered by the present invention.

Claims (10)

1. The utility model provides a novel underground continuous wall seam detection method that leaks which characterized in that, novel underground continuous wall seam detection method that leaks includes:
the method comprises the following steps that firstly, a humidity detection module detects the humidity inside a wall body by arranging a humidity sensor in a joint of the continuous wall; the image acquisition module is provided with a camera on the continuous wall and is used for acquiring the surface condition inside the wall;
secondly, a water flow velocity acquisition module detects the flow velocity of the water body by arranging a water flow velocity sensor in a water tank at the bottom of the wall gap; the wall body state acquisition module is used for detecting the state of the wall body by installing attitude sensors at different positions on the wall body;
step three, according to the data detected in the step one and the step two, the central processing module respectively controls the normal operation of each module of the humidity detection module, the image acquisition module, the water flow rate acquisition module, the wall state acquisition module, the display module, the signal transmission module, the data storage module, the data judgment and analysis module, the automatic power-off module and the data judgment and analysis output module;
step four, the data judging and analyzing module judges and analyzes whether the wall body leaks water or not and the water leakage condition according to the collected data; the data judgment analysis output module outputs whether the wall body leaks water or not and the water leakage condition; meanwhile, the display module displays the detected data through a display screen;
step five, the signal transmission module transmits the signal to the remote terminal by utilizing the wireless signal transmitter; the data storage module detects data in the whole detection system by using the storage; the automatic power-off module detects the electric leakage condition by installing an electric leakage detection device on the wall body;
in the first step, the process of denoising the surface condition image for collecting the interior of the wall body by the image collection module is as follows:
establishing a corresponding denoising training set for the wall surface condition image;
performing wavelet decomposition according to the wall surface condition image, and correspondingly decomposing the layer number;
extracting high-frequency coefficients in the image decomposition layers of the wall surface condition, determining a threshold, and performing soft threshold quantization processing on the high-frequency coefficients of the layer;
reconstructing the wall surface condition image according to the low-frequency coefficient of the Nth layer of wavelet decomposition and the modified high-frequency coefficients of the layers from the first layer to the Nth layer;
in the third step, the process of fusing the data by the central processing module in the process of controlling the normal operation of each module is as follows:
establishing a corresponding data fusion data center for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module;
determining corresponding characteristic values and characteristic vectors for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module respectively;
meanwhile, the established characteristic vectors are identified by utilizing a neural network and explained;
and establishing corresponding relevance according to the explanation of the feature vector, and fusing data by using a data fusion algorithm.
2. The method for detecting water leakage of joints of underground continuous walls according to claim 1, wherein in the second step, the wall state information is detected according to the attitude sensors at different positions on the wall, and the process of judging the state of the wall by the wall state acquisition module is as follows:
establishing corresponding data samples according to wall state data detected by attitude sensors at different positions;
drawing a corresponding curve according to the data sample, removing abnormal values and analyzing normal values;
when the posture of the wall body changes, the foundation is easy to descend and the wall body is easy to deflect due to water leakage, so that danger exists;
when the posture of the wall body is not changed, the stability of the wall body is not influenced by water leakage.
3. The novel underground continuous wall joint water leakage detection method as claimed in claim 1, wherein in the fifth step, the automatic power-off module is provided with a leakage detection device on the wall body, and the leakage condition is detected around the electrical appliance;
when electric leakage is detected, the wall body leaks water and wets the electric device; the central processing module controls the main electromagnetic control switch to cut off the power.
4. A novel underground continuous wall joint water leakage detection system for implementing the novel underground continuous wall joint water leakage detection method according to claims 1-3, wherein the novel underground continuous wall joint water leakage detection system comprises:
the humidity detection module is connected with the central processing module and is used for detecting the humidity inside the wall body by arranging a humidity sensor in the joint of the continuous wall;
the image acquisition module is connected with the central processing module and is used for acquiring the surface condition of the interior of the wall body by arranging a camera on the continuous wall; the image acquisition module is used for acquiring surface condition images inside the wall body and denoising the images, and the process comprises the following steps: establishing a corresponding denoising training set for the wall surface condition image; performing wavelet decomposition according to the wall surface condition image, and correspondingly decomposing the layer number; extracting high-frequency coefficients in the image decomposition layers of the wall surface condition, determining a threshold, and performing soft threshold quantization processing on the high-frequency coefficients of the layer; reconstructing the wall surface condition image according to the low-frequency coefficient of the Nth layer of wavelet decomposition and the modified high-frequency coefficients of the layers from the first layer to the Nth layer;
the water flow rate acquisition module is connected with the central processing module and detects the flow rate of the water body by arranging a water flow rate sensor in the water tank at the bottom of the wall seam;
the wall body state acquisition module is connected with the central processing module and used for detecting the state of the wall body by installing attitude sensors at different positions on the wall body; according to the attitude sensor detection wall body state information of different positions on the wall body, the wall body state acquisition module judges the state of the wall body as follows: establishing corresponding data samples according to wall state data detected by attitude sensors at different positions; drawing a corresponding curve according to the data sample, removing abnormal values and analyzing normal values; when the posture of the wall body changes, the foundation is easy to descend and the wall body is easy to deflect due to water leakage, so that danger exists; when the posture of the wall body is not changed, the stability of the wall body is not influenced by water leakage;
the display module is connected with the central processing module and displays the detected data through a display screen;
the central processing module is respectively connected with the humidity detection module, the image acquisition module, the water flow speed acquisition module, the wall body state acquisition module, the display module, the signal transmission module, the data storage module, the data judgment and analysis module, the automatic power-off module and the data judgment and analysis output module, and coordinates the normal operation of each module; the central processing module performs data fusion in the process of controlling the normal operation of each module as follows: establishing a corresponding data fusion data center for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module; determining corresponding characteristic values and characteristic vectors for data collected by the humidity detection module, the image collection module, the water flow speed collection module and the wall body state collection module respectively; meanwhile, the established characteristic vectors are identified by utilizing a neural network and explained; and establishing corresponding relevance according to the explanation of the feature vector, and fusing data by using a data fusion algorithm.
5. The novel underground continuous wall seam water leakage detection system of claim 4, wherein the novel underground continuous wall seam water leakage detection system further comprises:
the signal transmission module is connected with the central processing module and transmits signals to the remote terminal by utilizing the wireless signal transmitter;
the remote terminal is connected with the signal transmission module and can realize remote observation;
the data storage module is connected with the central processing module and is used for detecting the data in the whole detection system by utilizing the storage;
the data judgment and analysis module is connected with the central processing module and is used for judging and analyzing whether the wall body leaks water or not and the water leakage condition according to the acquired data;
the automatic power-off module is connected with the central processing module and is used for detecting the electric leakage condition by installing an electric leakage detection device on the wall body; the automatic power-off module is provided with an electric leakage detection device on the wall body, and the electric leakage condition is detected around the electric device; when electric leakage is detected, the wall body leaks water and wets the electric device; the central processing module controls the main electromagnetic control switch to cut off the power;
and the data judgment analysis output module is connected with the central processing module and outputs whether the wall body leaks water or not and the water leakage condition.
6. A novel underground continuous wall joint water-proof structure applying the novel underground continuous wall joint water leakage detection method according to claims 1-3, wherein the novel underground continuous wall joint water-proof structure is provided with a continuous wall;
one end of each continuous wall is provided with a fixed clamping groove, the other end of each continuous wall is provided with a fixed clamping block, and the continuous walls are mutually clamped and hermetically connected with the fixed blocks through the fixed clamping grooves;
a plurality of through holes are formed in the two sides of the fixed clamping groove and the fixed clamping block; fixing plates are arranged on two sides of the joint of the continuous wall;
through holes with the same number as the fixed clamping grooves or the fixed clamping blocks are formed in the fixed plate; the fixed clamping groove, the fixed clamping block and the fixed plate are fixedly connected through the expansion bolt in the through hole.
7. The novel waterproof structure for the joints of the underground continuous walls as claimed in claim 6, wherein the number of the fixing clamping grooves is two, the fixing clamping grooves are L-shaped, and the two fixing clamping grooves are symmetrically arranged;
the fixed clamping blocks are arranged in two numbers, the fixed clamping blocks are L-shaped, and the two fixed clamping blocks are symmetrically arranged.
8. The novel underground continuous wall joint waterproof structure as claimed in claim 6, wherein the fixing plate is a steel plate strip, and a waterproof layer is provided on the inner side;
the waterproof layer is glued with a water absorption layer on the inner side, the waterproof layer is made of rubber, and the water absorption layer is made of super absorbent resin.
9. The novel underground continuous wall joint waterproof structure as claimed in claim 6, wherein rubber water stops are glued to the inner sides of the fixing clamping grooves and the outer sides of the fixing clamping blocks; and sealant is coated at the joint of the two sides of the fixing plate and the continuous wall.
10. The novel waterproof structure for joints of underground continuous walls as claimed in claim 6, wherein a sealing gasket is arranged between the expansion bolts and the fixing plate, and a sealing glue is coated on the outer side of the sealing gasket.
CN202010613774.7A 2020-06-30 2020-06-30 Novel underground diaphragm wall joint waterproof structure, water leakage detection system and method Withdrawn CN111814858A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010613774.7A CN111814858A (en) 2020-06-30 2020-06-30 Novel underground diaphragm wall joint waterproof structure, water leakage detection system and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010613774.7A CN111814858A (en) 2020-06-30 2020-06-30 Novel underground diaphragm wall joint waterproof structure, water leakage detection system and method

Publications (1)

Publication Number Publication Date
CN111814858A true CN111814858A (en) 2020-10-23

Family

ID=72856403

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010613774.7A Withdrawn CN111814858A (en) 2020-06-30 2020-06-30 Novel underground diaphragm wall joint waterproof structure, water leakage detection system and method

Country Status (1)

Country Link
CN (1) CN111814858A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113432806A (en) * 2021-06-23 2021-09-24 广州地铁设计研究院股份有限公司 Pressure waterproof test system for assembly type connector
CN114922300A (en) * 2022-06-22 2022-08-19 湖北工业大学 Self-healing structure seam pulling plate with building water leakage monitoring function and construction method
CN117094594A (en) * 2023-08-22 2023-11-21 湖北宇晴防水科技有限公司 Intelligent detection, analysis and evaluation system for water seepage and water leakage of building engineering wall

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113432806A (en) * 2021-06-23 2021-09-24 广州地铁设计研究院股份有限公司 Pressure waterproof test system for assembly type connector
CN113432806B (en) * 2021-06-23 2024-05-07 广州地铁设计研究院股份有限公司 Pressure waterproof test system for assembled joint
CN114922300A (en) * 2022-06-22 2022-08-19 湖北工业大学 Self-healing structure seam pulling plate with building water leakage monitoring function and construction method
CN114922300B (en) * 2022-06-22 2023-04-25 湖北工业大学 Self-healing structure joint pulling plate with function of monitoring building water leakage and construction method
CN117094594A (en) * 2023-08-22 2023-11-21 湖北宇晴防水科技有限公司 Intelligent detection, analysis and evaluation system for water seepage and water leakage of building engineering wall
CN117094594B (en) * 2023-08-22 2024-05-07 浙江顺为工程技术有限公司 Intelligent detection, analysis and evaluation system for water seepage and water leakage of building engineering wall

Similar Documents

Publication Publication Date Title
CN111814858A (en) Novel underground diaphragm wall joint waterproof structure, water leakage detection system and method
CN101561081B (en) Method for detecting and positioning leakage of oil-gas pipeline by utilizing autonomous navigation robot
CN211113796U (en) Distributed optical fiber continuous wall leakage detection device
CN203011415U (en) Monitoring device suitable for using underground or under water
CN111764433B (en) Immersed tube tunnel final joint system, method and final connecting tube
EP0251026B1 (en) Method for containing fluid or solid materials using a pressure barrier liner; methods for contructing and testing such a liner
CN116625588A (en) Dam water seepage early warning system and method
CN110670633B (en) Immersed tube tunnel joint connection method and intelligent monitoring device
CN211577722U (en) Strong brine underground sealing reservoir safety monitoring system
CN203571437U (en) Intelligent pipeline safety monitoring and early warning system
CN203455439U (en) Signal accessing device provided with reserved fault locating detection interface for leaky cable
CN113624411B (en) Waterproof tightness detection device and detection method for valve well of aircraft apron oiling pipeline
JP2601165B2 (en) Double impermeable sheet with leak detection system
CN212454418U (en) Device for detecting slurry leakage of shield tail of shield machine
CN113446060A (en) Subway assembled station and section seepage-proofing disaster-prevention monitoring and alarming system
CN210487976U (en) Sonar detection device for underground space engineering leakage
CN113802671A (en) Method for reducing water leakage risk based on drainage reconstruction
CN110094217A (en) A kind of intelligence waterproofing and leakage-stopping system and its construction method and a kind of anti-water tunnel
CN111042217A (en) Method for detecting leakage of pile body or underground continuous wall
CN104631714A (en) Sensor horizontal bearing platform structure and construction method thereof
CN209368996U (en) A kind of discharge pressure inspection shaft
CN215256327U (en) Subway assembled station and section seepage-proofing disaster-prevention monitoring and alarming system
CN104819384A (en) Pipeline connecting pipe fitting seepage detection device and method
CN217399743U (en) Concrete structure seam reverse construction method waterproof sealing structure
CN217630240U (en) Municipal administration raceway network

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20201023