CN112281931A - Foundation pit real-time monitoring system - Google Patents
Foundation pit real-time monitoring system Download PDFInfo
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- CN112281931A CN112281931A CN202010962913.7A CN202010962913A CN112281931A CN 112281931 A CN112281931 A CN 112281931A CN 202010962913 A CN202010962913 A CN 202010962913A CN 112281931 A CN112281931 A CN 112281931A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
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- 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
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/10—Miscellaneous comprising sensor means
Abstract
The invention discloses a foundation pit real-time monitoring system which comprises a data sensing system, a data transfer system, a data processing system and a data sharing system, wherein monitoring modules in the data sensing system are arranged in different positions of a foundation pit according to design work requirements, the monitoring modules in the data sensing system send data to the data transfer system, the data transfer system repacks the data and sends the repackaged data to the data processing system, the data processing system carries out arrangement, calculation, display and storage on the received data, and the data processing system sends the processed data to the data sharing system. The invention realizes real-time monitoring of the foundation pit environment through abundant and various data induction systems, quickly analyzes the change of the foundation pit environment through a large amount of real-time data, can timely discover potential safety hazards generated by the foundation pit, and can quickly respond, quickly reach the target position, quickly check and discharge the potential safety hazards according to the change of the foundation pit environment by related personnel.
Description
Technical Field
The invention belongs to the technical field of foundation pit monitoring, and particularly relates to a real-time foundation pit monitoring system.
Background
With the development of economic society, people face more and more development problems, resources such as land, greenbelt, traffic, energy and the like are more tense, the foundation engineering construction cannot be completed, the foundation engineering construction is accelerated step by step, and a large part of the engineering construction relates to a deep foundation pit. The foundation pit is beneficial to developing underground space resources, the problem of resource scarcity is met, the excavation depth of the foundation pit engineering is deeper and deeper along with the rise of a high-rise building, the stability of the foundation pit is the premise of engineering safety construction, the larger and deeper the foundation pit is, the higher the technical difficulty is, and the higher the potential safety hazard is, a total station is generally adopted for measurement in the prior art, the conventional total station adopts an artificial measurement mode, the measurement and the recording are carried out and then reported for analysis, a large amount of time is needed in the middle, when severe weather is met, such as extreme-changed weather of rainstorm, snowstorm and the like, the measurement work faces greater difficulty and challenge, therefore, an efficient monitoring system needs to be established in the foundation pit construction process, natural change is faced, accidents are avoided, and the potential safety hazard is eliminated.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a foundation pit real-time monitoring system which is characterized in that a rich and diverse data induction system is adopted as follows: displacement monitoring module, settlement monitoring module, water level monitoring module, stress monitoring module, deformation monitoring module realizes the real-time supervision to the foundation ditch environment, through the change that a large amount of real-time data rapid analysis foundation ditch environment produced, the potential safety hazard that discovery foundation ditch that can be timely produced, can be to the complex environment in the large-scale engineering construction environment through data transfer system, can have the local realization full coverage that hidden danger needs real-time supervision in the foundation ditch, data sharing system can carry out sharing on a large scale with data, relevant personnel can be according to the change of foundation ditch environment, quick response, target in place fast, quick inspection, the potential safety hazard of discharging.
In order to achieve the purpose, the invention adopts the technical scheme that:
a foundation pit real-time monitoring system comprises a data sensing system, a data transfer system, a data processing system and a data sharing system, wherein the data sensing system comprises a displacement monitoring module, a settlement monitoring module, a water level monitoring module, a stress monitoring module and a deformation monitoring module, the monitoring modules in the data sensing system are arranged in different positions of a foundation pit according to design work requirements, the monitoring modules in the data sensing system send data to the data transfer system, the data transfer system packs the data again and sends the data to the data processing system, the data processing system carries out sorting, calculation, display and storage on the received data, and the data processed by the data processing system is sent to the data sharing system.
The displacement monitoring module comprises a guide wheel fixed inclinometer, the guide wheel fixed inclinometer is connected with a data transmission module I, the settlement monitoring module comprises a total station and a prism, a monitoring point is arranged on the prism, an observation point is arranged on the total station, a second transmitting module is arranged on the total station, the water level monitoring module comprises a water level gauge, the water level gauge is connected with a third data transmission module, the stress monitoring module comprises a steel bar gauge, the steel bar gauge is connected with the third data transmission module, the deformation monitoring module comprises an axial force gauge, the axial force gauge is connected with a fourth data transmission module, and a data receiving module and the first data transmission module, the second data transmission module, the third data transmission module and the fourth data transmission module in the data transfer system are connected through optical cables or wireless transmission modules.
The data sensing system further comprises an environment monitoring module, the environment monitoring module comprises an air temperature sensor and a humidity sensor, and the temperature sensor and the humidity sensor are connected with the data transfer system through the data transmission module.
The data transfer system comprises a protocol converter and a repeater, wherein the repeater is in wireless connection with a first data transmission module, a second data transmission module, a third data transmission module and a fourth data transmission module, the repeater is connected with a coordinator, the coordinator is connected with the protocol converter, and the protocol converter sends data to the data processing system through an optical cable or wirelessly.
The data processing system comprises a processor, a memory, a display and a communication module, wherein the communication module receives data transmitted by the data transfer system, the data are stored in the memory, the processor extracts and calculates the data in the memory and converts the data into the forms of characters, tables and graphs, and the forms of the characters, the tables and the graphs are transmitted to the display, the memory and the data sharing system.
The data processing system is further connected with an alarm system, the alarm system comprises a loudspeaker and a prompting lamp, and the alarm system is controlled to be started when the data change after the data processing system receives and processes reaches or exceeds an early warning value.
The data sharing system comprises a remote server, a mobile client and a PC client, the data processing system stores the received and processed data in the remote server, and the mobile client and the PC client access the data in the remote server through the Internet.
The data induction system, the repeater, the coordinator and the protocol converter are connected through a Zigbee wireless network protocol.
The settlement monitoring module comprises an electronic level and indium steel rulers, the lower portions of the indium steel rulers are arranged at foundation pit observation points through tripods, the foundation pit observation points are generally provided with a plurality of electronic levels, the electronic level is arranged at an observation platform, the observation platform is not influenced by foundation pit settlement, the horizontal height is unchanged, the lower portions of the electronic levels are connected with a horizontal rotating platform, a servo motor is arranged in the horizontal rotating platform and controls the electronic level to rotate horizontally, the top height of each indium steel ruler exceeds the electronic level, the height value of each indium steel ruler can be observed through the electronic level, and the electronic level sends the observed height value to a data transfer system through optical cables or wireless communication.
The invention has the beneficial effects that:
1) the invention uses abundant and diversified data induction systems as follows: displacement monitoring module, settlement monitoring module, water level monitoring module, stress monitoring module, deformation monitoring module realizes the real-time supervision to the foundation ditch environment, through the change that a large amount of real-time data rapid analysis foundation ditch environment produced, the potential safety hazard that discovery foundation ditch that can be timely produced, can be to the complex environment in the large-scale engineering construction environment through data transfer system, can have the local realization full coverage that hidden danger needs real-time supervision in the foundation ditch, data sharing system can carry out sharing on a large scale with data, relevant personnel can be according to the change of foundation ditch environment, quick response, target in place fast, quick inspection, the potential safety hazard of discharging.
2) Through modules such as a total station, a water level meter, a reinforcing steel bar meter and an axial force meter, the invention can realize comprehensive real-time acquisition, transmission, calculation and analysis of important operation data of the foundation pit, visually display various monitoring data, monitor the historical change process and the current state of the data, can timely find accident reasons and changes once an emergency occurs, timely take necessary and effective actions, realize real-time data acquisition through various data transmission modules and save the work of manual meter reading and recording.
3) The invention also collects and analyzes the environmental parameters in real time through the environmental monitoring module, finds the correlation between the environmental change and the change of the foundation pit monitoring data in time, is beneficial to adopting the work of reinforcing the foundation pit and the like in time aiming at the environmental change, and eliminates the potential safety hazard.
4) Because the areas of foundation pits are different, sensor communication systems are different and are generally low-power-consumption systems, the problem of arrangement of foundation pit sensors in large areas and complex environments is solved through a repeater, sensors with different communication protocols are coordinated through a coordinator, a sensing system is integrated into a unified data processing system, and the comprehensiveness and accuracy of data are improved.
5) The data processing system has the characteristics of simple composition, clear structure, stable operation and convenient maintenance, can automatically generate various characters, tables, graphs and other forms, displays the change of all aspects in real time through the display, is convenient for monitoring the foundation pit data in real time, and can perform preliminary analysis and simple evaluation on the monitored data.
6) The invention also alarms according to the preset early warning value through the alarm system, and reminds related personnel to process the changed place in time, thereby eliminating potential safety hazards.
7) The foundation pit settlement real-time monitoring system and the monitoring method of the intelligent construction site management and control platform can be cooperatively controlled with a PC (personal computer) end or a mobile phone APP (application), so that an intelligent construction site with data sharing is realized.
8) ZigBee is a wireless network protocol for low-speed short-distance transmission, has the characteristics of low speed, low power consumption, low cost and support of a large number of network nodes, and is suitable for the monitoring system.
Drawings
FIG. 1 is a schematic diagram of a real-time monitoring system for a foundation pit according to the present invention.
FIG. 2 is a schematic diagram of a data sensing system of the real-time monitoring system for the foundation pit.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Example 1
As shown in fig. 1 and 2, the foundation pit real-time monitoring system comprises a data sensing system, a data transfer system, a data processing system and a data sharing system, wherein the data sensing system comprises a displacement monitoring module, a settlement monitoring module, a water level monitoring module, a stress monitoring module and a deformation monitoring module, the monitoring modules in the data sensing system are arranged in different positions of the foundation pit according to design work requirements, the monitoring modules in the data sensing system send data to the data transfer system, the data transfer system repacks the data and sends the repackaged data to the data processing system, the data processing system arranges, calculates, displays and stores the received data, and the data processing system sends the processed data to the data sharing system.
The invention uses abundant and diversified data induction systems as follows: displacement monitoring module, settlement monitoring module, water level monitoring module, stress monitoring module, deformation monitoring module realizes the real-time supervision to the foundation ditch environment, through the change that a large amount of real-time data rapid analysis foundation ditch environment produced, the potential safety hazard that discovery foundation ditch that can be timely produced, can be to the complex environment in the large-scale engineering construction environment through data transfer system, can have the local realization full coverage that hidden danger needs real-time supervision in the foundation ditch, data sharing system can carry out sharing on a large scale with data, relevant personnel can be according to the change of foundation ditch environment, quick response, target in place fast, quick inspection, the potential safety hazard of discharging.
The displacement monitoring module comprises a guide wheel fixed inclinometer, the guide wheel fixed inclinometer is connected with a data transmission module I, the settlement monitoring module comprises a total station and a prism, a monitoring point is arranged on the prism, an observation point is arranged on the total station, a second transmitting module is arranged on the total station, the water level monitoring module comprises a water level gauge, the water level gauge is connected with a third data transmission module, the stress monitoring module comprises a steel bar gauge, the steel bar gauge is connected with the third data transmission module, the deformation monitoring module comprises an axial force gauge, the axial force gauge is connected with a fourth data transmission module, and a data receiving module and the first data transmission module, the second data transmission module, the third data transmission module and the fourth data transmission module in the data transfer system are connected through optical cables or wireless transmission modules.
Through modules such as a total station, a water level meter, a reinforcing steel bar meter and an axial force meter, the invention can realize comprehensive real-time acquisition, transmission, calculation and analysis of important operation data of the foundation pit, visually display various monitoring data, monitor the historical change process and the current state of the data, can timely find accident reasons and changes once an emergency occurs, timely take necessary and effective actions, realize real-time data acquisition through various data transmission modules and save the work of manual meter reading and recording.
The data sensing system further comprises an environment monitoring module, the environment monitoring module comprises an air temperature sensor and a humidity sensor, and the temperature sensor and the humidity sensor are connected with the data transfer system through the data transmission module.
Through the environment monitoring module, real-time collection analysis environmental parameter in time discovers the correlation that environmental change and foundation ditch monitoring data change in time, is favorable to in time taking work such as reinforcement to the foundation ditch to environmental change, eliminates the potential safety hazard.
The data transfer system comprises a protocol converter and a repeater, wherein the repeater is in wireless connection with a first data transmission module, a second data transmission module, a third data transmission module and a fourth data transmission module, the repeater is connected with a coordinator, the coordinator is connected with the protocol converter, and the protocol converter sends data to the data processing system through an optical cable or wirelessly.
Because the areas of foundation pits are different, sensor communication systems are different and are generally low-power-consumption systems, the problem of arrangement of foundation pit sensors in large areas and complex environments is solved through a repeater, sensors with different communication protocols are coordinated through a coordinator, a sensing system is integrated into a unified data processing system, and the comprehensiveness and accuracy of data are improved.
The data processing system comprises a processor, a memory, a display and a communication module, wherein the communication module receives data transmitted by the data transfer system, the data are stored in the memory, the processor extracts and calculates the data in the memory, converts the data into the forms of characters, tables and graphs and transmits the forms of the characters, the tables and the graphs to the display, the memory and the data sharing system.
The data processing system is further connected with an alarm system, the alarm system comprises a loudspeaker and a prompting lamp, and the alarm system is controlled to be started when the data change after the data processing system receives and processes reaches or exceeds an early warning value.
The data processing system has the characteristics of simple composition, clear structure, stable operation and convenient maintenance, can automatically generate various characters, tables, graphs and other forms, displays the change of all aspects in real time through the display, conveniently monitors the foundation pit data in real time, and can perform preliminary analysis and simple evaluation on the monitored data.
The data sharing system comprises a remote server, a mobile client and a PC client, the data processing system stores the received and processed data in the remote server, and the mobile client and the PC client access the data in the remote server through the Internet.
The data induction system, the repeater, the coordinator and the protocol converter are connected through a Zigbee wireless network protocol.
The settlement monitoring module comprises an electronic level and indium steel rulers, the lower portions of the indium steel rulers are arranged at foundation pit observation points through tripods, the foundation pit observation points are generally provided with a plurality of electronic levels, the electronic level is arranged at an observation platform, the observation platform is not influenced by foundation pit settlement, the horizontal height is unchanged, the lower portions of the electronic levels are connected with a horizontal rotating platform, a servo motor is arranged in the horizontal rotating platform and controls the electronic level to rotate horizontally, the top height of each indium steel ruler exceeds the electronic level, the height value of each indium steel ruler can be observed through the electronic level, and the electronic level sends the observed height value to a data transfer system through optical cables or wireless communication.
The electronic level and the indium steel ruler are combined to measure foundation pit settlement, and the effects of precision measurement and convenience in operation are achieved.
The monitoring principle of the electronic level gauge and the indium steel ruler is the difference value of two measurement results, so that a back sight ruler is not needed, and only the two measurement results need to be contrasted and analyzed through a data processing system.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the present invention as defined in the accompanying claims.
Claims (9)
1. The foundation pit real-time monitoring system is characterized by comprising a data sensing system, a data transfer system, a data processing system and a data sharing system, wherein the data sensing system comprises a displacement monitoring module, a settlement monitoring module, a water level monitoring module, a stress monitoring module and a deformation monitoring module, the monitoring modules in the data sensing system are arranged in different positions of a foundation pit according to design work requirements, the monitoring modules in the data sensing system send data to the data transfer system, the data transfer system repacks the data and sends the data to the data processing system, the data processing system arranges, calculates, displays and stores the received data, and the data processing system sends the processed data to the data sharing system.
2. The real-time foundation pit monitoring system of claim 1, wherein the displacement monitoring module comprises a guide wheel fixed inclinometer, the guide wheel fixed inclinometer is connected with the data transmission module I, the settlement monitoring module comprises a total station and a prism, the prism is arranged at a monitoring point, the total station is arranged at an observation point, a second transmitting module is arranged on the total station, the water level monitoring module comprises a water level gauge, the water level gauge is connected with the data transmission module III, the stress monitoring module comprises a steel bar gauge, the reinforcing steel bar meter is connected with the data transmission module III, the deformation monitoring module comprises an axial force meter, the axial force meter is connected with the data transmission module IV, and a data receiving module in the data transfer system is connected with a data transmission module I, a data transmission module II, a data transmission module III and a data transmission module IV through optical cables or wireless transmission modules.
3. The real-time foundation pit monitoring system according to claim 1, wherein the data sensing system further comprises an environment monitoring module, the environment monitoring module comprises an air temperature sensor and a humidity sensor, and the temperature sensor and the humidity sensor are connected with the data transfer system through a data transmission module.
4. The real-time foundation pit monitoring system according to claim 2, wherein the data relay system comprises a protocol converter and a repeater, the repeater is wirelessly connected with the first data transmission module, the second data transmission module, the third data transmission module and the fourth data transmission module, the repeater is connected with a coordinator, the coordinator is connected with the protocol converter, and the protocol converter transmits data to the data processing system through an optical cable or wirelessly.
5. The real-time foundation pit monitoring system according to claim 1, wherein the data processing system comprises a processor, a memory, a display and a communication module, the communication module receives data transmitted by the data conversion system, the data is stored in the memory, the processor extracts and calculates the data in the memory, converts the data into the forms of characters, tables and figures and transmits the forms of the characters, the tables and the figures to the display, the memory and the data sharing system.
6. The real-time foundation pit monitoring system according to claim 1, wherein the data processing system is further connected with an alarm system, the alarm system comprises a loudspeaker and a warning lamp, and the alarm system is controlled to be turned on when the data processing system receives the processed data changes and reaches or exceeds an early warning value.
7. The real-time foundation pit monitoring system according to claim 1, wherein the data sharing system comprises a remote server, a mobile client and a PC client, the data processing system stores the received and processed data in the remote server, and the mobile client and the PC client access the data in the remote server through the Internet.
8. The real-time foundation pit monitoring system according to claim 4, wherein the data sensing system, the repeater, the coordinator and the protocol converter are connected through a Zigbee wireless network protocol.
9. The real-time foundation pit monitoring system according to claim 1, wherein the settlement monitoring module comprises an electronic level and an indium steel ruler, the lower part of the indium steel ruler is arranged at a foundation pit observation point through a tripod, the foundation pit observation point is generally provided with a plurality of the electronic level, the electronic level is arranged at an observation platform, the observation platform is not influenced by foundation pit settlement, the level is unchanged, the lower part of the electronic level is connected with a horizontal rotating platform, a servo motor is arranged in the horizontal rotating platform and controls the horizontal rotation of the electronic level, the top height of the indium steel ruler exceeds that of the electronic level, the height value of each indium steel ruler can be observed through the electronic level, and the electronic level transmits the observed height value to the data transfer system through an optical cable or wireless communication.
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| CN202010962913.7A CN112281931A (en) | 2020-09-14 | 2020-09-14 | Foundation pit real-time monitoring system |
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Application publication date: 20210129 |