CN113819957B - Integral climbing steel platform construction safety supervision auxiliary method and system - Google Patents
Integral climbing steel platform construction safety supervision auxiliary method and system Download PDFInfo
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- 238000010276 construction Methods 0.000 title claims abstract description 86
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 84
- 239000010959 steel Substances 0.000 title claims abstract description 84
- 238000000034 method Methods 0.000 title claims abstract description 41
- 230000009194 climbing Effects 0.000 title claims abstract description 36
- 238000012544 monitoring process Methods 0.000 claims abstract description 255
- 238000004458 analytical method Methods 0.000 claims description 25
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- 238000007781 pre-processing Methods 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 7
- 238000012935 Averaging Methods 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 claims description 5
- 238000009423 ventilation Methods 0.000 claims description 5
- 238000009435 building construction Methods 0.000 description 5
- 238000009415 formwork Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
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Abstract
The invention provides an auxiliary method and system for monitoring construction safety of an integral climbing steel platform, comprising the following steps: acquiring a monitoring value of a sensor, determining a monitoring value to be corrected according to the monitoring value, correcting the monitoring value to be corrected according to a first preset sliding window and a construction standard threshold value to obtain a corrected monitoring value sequence, counting the number of monitoring values of which the corrected monitoring value sequence exceeds an early warning threshold value and the number of monitoring values of which the number does not exceed the early warning threshold value in a second preset sliding window, and determining whether to start monitoring early warning according to the number of monitoring values exceeding the early warning threshold value and the number of monitoring values of which the number does not exceed the early warning threshold value. According to the invention, the monitoring value collected by the sensor is received in real time, the corrected monitoring value sequence is updated in real time, and whether the monitoring and early warning are started or not is judged according to the number of the monitoring values of which the corrected monitoring value sequence exceeds the early warning threshold value and does not exceed the early warning threshold value, so that the states of key auxiliary facilities of the steel platform and the construction environment can be monitored in real time.
Description
Technical Field
The invention relates to the field of monitoring, in particular to an auxiliary method and an auxiliary system for monitoring the construction safety of an integral climbing steel platform.
Background
With the development of super high-rise buildings, complex and changeable body types and structural systems are increasingly adopted in building designs, and great challenges are brought to super high-rise building. In order to solve the problems, it is imperative to provide construction equipment which is effectively applicable to complex super high-rise buildings, and the whole climbing steel platform is one of the equipment meeting the requirements.
The integral climbing steel platform equipment has the characteristics of strong integrity, high mechanical integration degree and good construction safety performance, is core construction equipment widely adopted in the construction of super high-rise building structures in China at present, greatly improves the mechanized construction level and construction efficiency in the building industry, and has important significance for the development of the building industry in China. Because the whole steel platform is used for carrying out the aloft work, the possibility of serious safety accidents exists, the safety construction supervision of the construction work of the whole steel platform is an important content of the construction supervision of the super high-rise building. So far, fatal safety accidents do not occur in the process of super high-rise building construction by using steel platform formwork equipment, but due to the characteristics of repeated switching of two states of standing-climbing in the super high-rise operation and the operation process, the probability of serious safety accidents exists. Therefore, the safety monitoring technology is necessary to be researched, the safety level of the steel platform construction is further improved, and the purpose of pre-controlling the construction risk in advance is achieved.
The integral climbing steel platform formwork system has extremely high risk control requirements in the aspect of construction equipment safety, both from the aspect of safety requirements in the construction process and from the aspect of social and economic effects. However, the integral climbing steel platform formwork has a plurality of risk sources in the super high-rise construction process, if accidents occur, irreparable important economic loss and casualties are necessarily caused, and therefore, the safety operation of the integral climbing steel platform formwork in the construction process is particularly important.
Currently, the proctor lacks scientific and effective means for proctoring the construction safety of the steel platform and the auxiliary facilities thereof. The existing method for on-site supervision of supervision personnel generally requires more manpower, and only can supervise the standardization of the construction process by means of subjective judgment of people, so that the state of equipment cannot be monitored, and the potential risk of the equipment can be found in time.
Disclosure of Invention
The invention aims to provide an auxiliary method and an auxiliary system for monitoring the construction safety of an integral climbing steel platform, which can realize the real-time monitoring of the states of key auxiliary facilities and construction environments of the steel platform and meet the requirements of engineering safety supervision in the ultra-high building construction process.
In order to achieve the above object, the present invention provides the following solutions:
an auxiliary method for monitoring construction safety of an integral climbing steel platform comprises the following steps:
Acquiring a monitoring value of a sensor;
determining a monitoring value to be corrected according to the monitoring value;
Correcting the monitoring value to be corrected according to a first preset sliding window and a construction specification threshold value to obtain a corrected monitoring value sequence;
counting the number of the monitoring values of which the corrected monitoring value sequences in the second preset sliding window exceed the early warning threshold value and the number of the monitoring values of which the corrected monitoring value sequences do not exceed the early warning threshold value;
And determining whether to start monitoring and early warning according to the number of the monitoring values exceeding the early warning threshold and the number of the monitoring values not exceeding the early warning threshold.
Optionally, the monitoring value of the sensor includes: wind speed monitoring value, flatness monitoring value, height monitoring value, vibration monitoring value and verticality monitoring value.
Optionally, the determining the monitoring value to be corrected according to the monitoring value specifically includes:
averaging K monitoring values continuously obtained by initial monitoring of the sensor to obtain an initial correction value; the K is a positive integer greater than 1;
and subtracting the initial correction value from the monitoring value to determine the monitoring value to be corrected.
Optionally, the correcting the monitoring value to be corrected according to the first preset sliding window and the construction specification threshold value to obtain a corrected monitoring value sequence specifically includes:
Counting the number of the monitoring values to be corrected in the first preset sliding window, which are greater than the construction specification threshold value, and marking the number as n;
if n is equal to 1, deleting the monitoring value to be corrected in the first preset sliding window which is larger than the construction specification threshold, and averaging the remaining monitoring values to be corrected in the first preset sliding window to obtain the corrected monitoring value sequence;
And if n is not equal to 1, averaging all the monitoring values to be corrected in the first preset sliding window to obtain the corrected monitoring value sequence.
Optionally, the determining whether to start monitoring and early warning according to the number of the monitoring values exceeding the early warning threshold and the number of the monitoring values not exceeding the early warning threshold specifically includes:
When the number of the monitoring values exceeding the early warning threshold is larger than the number of the monitoring values not exceeding the early warning threshold, starting monitoring early warning;
And when the number of the monitoring values exceeding the early warning threshold is smaller than or equal to the number of the monitoring values not exceeding the early warning threshold, closing the abnormal early warning.
An integral climbing steel platform construction safety supervision auxiliary system, comprising: the data acquisition end, the data processing end and the data display and analysis end;
the data acquisition end is respectively arranged on the steel platform, the tower crane, the spreader and the lifter and is used for acquiring the monitoring value;
The data processing end is in control connection with the data acquisition end and is used for preprocessing the monitoring value to obtain a corrected monitoring value sequence and uploading the corrected monitoring value sequence to the data display and analysis end;
The data display and analysis end is used for receiving the corrected monitoring value sequence, storing the corrected monitoring value sequence, displaying the corrected monitoring value sequence on a display interface, and carrying out early warning analysis according to the corrected monitoring value sequence and an early warning threshold value to generate a monitoring report.
Optionally, the data acquisition end comprises a wind speed measuring sensor, a flatness measuring sensor, a perpendicularity measuring sensor, a vibration measuring sensor and a height measuring sensor; the wind speed measuring sensor is arranged at the ventilation position at the top of the steel platform and is used for collecting the wind speed monitoring value of the construction environment; the flatness measuring sensor is arranged on a top plate of the top layer of the steel platform and used for collecting a flatness monitoring value of the steel platform; the verticality measuring sensor is arranged on the side wall of the tower crane and used for acquiring a monitoring value of the verticality of the tower crane; the vibration degree measuring sensor is arranged at the bottom of the distributor body and is used for collecting the vibration degree monitoring value of the distributor; the height measurement sensor is arranged on the lifter and used for collecting a height monitoring value of the lifter.
Optionally, the data processing end comprises a controller and an NB-IOT module; and uploading the corrected monitoring value sequence obtained after the controller preprocesses the monitoring value to the data display and analysis end through the NB-IOT module.
Optionally, the wind speed measuring sensor, the flatness measuring sensor, the perpendicularity measuring sensor and the vibration measuring sensor are all connected with the controller through RS-485; the height measurement sensor is connected with the controller through an I2C bus.
Optionally, the data display and analysis end comprises a server and a central controller; the server is in wireless connection with the NB-IOT module; and the central controller is connected with the server.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
The invention provides an auxiliary method and system for monitoring construction safety of an integral climbing steel platform, comprising the following steps: acquiring a monitoring value of a sensor, determining a monitoring value to be corrected according to the monitoring value, correcting the monitoring value to be corrected according to a first preset sliding window and a construction specification threshold value to obtain a corrected monitoring value sequence, counting the number of monitoring values of which the corrected monitoring value sequence exceeds an early warning threshold value and the number of monitoring values of which the number does not exceed the early warning threshold value in a second preset sliding window, and determining whether to start monitoring early warning according to the number of monitoring values exceeding the early warning threshold value and the number of monitoring values of which the number does not exceed the early warning threshold value. According to the invention, the monitoring value collected by the sensor is received in real time, the corrected monitoring value sequence is updated in real time, and whether the monitoring and early warning are started or not is judged according to the number of the monitoring values of which the corrected monitoring value sequence exceeds the early warning threshold value and does not exceed the early warning threshold value, so that the states of key auxiliary facilities of the steel platform and the construction environment can be monitored in real time, and the engineering safety supervision requirement in the ultra-high building construction process is met.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of an auxiliary method for monitoring the construction safety of an integral climbing steel platform;
FIG. 2 is a flow chart of data preprocessing of the whole climbing steel platform construction safety supervision auxiliary method;
FIG. 3 is a construction safety early warning flow chart of the integral climbing steel platform construction safety supervision auxiliary method;
FIG. 4 is a schematic diagram of an overall climbing steel platform construction safety supervision auxiliary system of the invention;
FIG. 5 is a schematic diagram of the workflow of the safety supervision auxiliary system for the integral climbing steel platform construction.
Symbol description:
the system comprises a flatness measuring sensor-1, a verticality measuring sensor-2, a vibration measuring sensor-3, a height measuring sensor-4, a wind speed measuring sensor-5, a data acquisition end-6, a flatness data processing end-7, a verticality data processing end-8, a vibration data processing end-9, a height data processing end-10, a wind speed data processing end-11, a data processing end-12, a display interface-13, a server-14 and a data display and analysis end-15.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide an auxiliary method and an auxiliary system for monitoring the construction safety of an integral climbing steel platform, which can realize the real-time monitoring of the states of key auxiliary facilities and construction environments of the steel platform and meet the requirements of engineering safety supervision in the ultra-high building construction process.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1, fig. 2 and fig. 3, the method for assisting in managing the construction safety of the integral climbing steel platform provided by the invention comprises the following steps:
step 101: and acquiring a monitoring value of the sensor.
Specifically, the monitoring values of the sensor include: wind speed monitoring value, flatness monitoring value, height monitoring value, vibration monitoring value and verticality monitoring value.
Further, the monitoring value of the sensor is obtained, the monitoring values are numbered according to the sequence of the monitoring time, and the numbered monitoring values are obtained.
More specifically, the monitoring values Vi are sequenced from left to right according to the monitoring time sequence to form a one-dimensional ordered sequence.
Step 102: determining a monitoring value to be corrected according to the monitoring value; the method specifically comprises the following steps:
Averaging K monitoring values continuously obtained by initial monitoring of the sensor to obtain an initial correction value; k is a positive integer greater than 1.
Specifically, an average value of the first 10 monitoring values obtained by the first monitoring after the initial installation of the sensor is selected as the initial correction value Vm.
Subtracting the initial correction value from the monitoring value to determine the monitoring value to be corrected.
Specifically, the initial correction value (Vi-Vm) is subtracted from all the monitoring values to eliminate the system error caused by the uneven local plane during the installation of the sensor as much as possible, and the monitoring value Vfi to be corrected after the system error correction is obtained.
Step 103: correcting the monitoring value to be corrected according to a first preset sliding window and a construction specification threshold value to obtain a corrected monitoring value sequence; the method specifically comprises the following steps:
And counting the number of the monitoring values to be corrected in the first preset sliding window, which are greater than the construction specification threshold value, and marking as n.
Specifically, the monitoring value to be corrected is placed in a first preset sliding window with the window size of N, and the monitoring value to be corrected with the smallest number in the first preset sliding window is located at the initial position of the first preset sliding window; n is a positive integer greater than 1; and comparing the monitoring value to be corrected in the first preset sliding window with a construction specification threshold value, and counting the number of the monitoring value to be corrected in the first preset sliding window larger than the construction specification threshold value as n.
Further, a sliding window (5 represents continuous 5 monitoring) with a window size of 5 is selected, and the initial state of the window is positioned at the leftmost side of the array, i.e. the 5 monitoring values with the smallest numbers in the array are positioned in the sliding window. And counting the number n greater than the construction specification threshold d in 5 monitoring data in the window.
If n is equal to 1, deleting the monitoring value to be corrected in a first preset sliding window which is larger than the construction specification threshold, taking an average value of the remaining monitoring values to be corrected in the first preset sliding window, and replacing the observation value positioned at the leftmost side of the first sliding window with the average value; if n is not equal to 1, taking an average value of all the monitoring values to be corrected in the first preset sliding window, and replacing the observation value positioned at the leftmost side of the first preset sliding window with the average value; the observed value at the leftmost side of the first preset sliding window is used as one value of the corrected monitoring value sequence; the first preset sliding window is shifted right by one unit. And repeating the judging process once every time the first preset sliding window moves one unit to the right, and obtaining one value of the corrected monitoring value sequence every time the judging process is repeated once, so as to obtain the corrected monitoring value sequence.
Specifically, if n=1, deleting the monitored value larger than the threshold d as a random error, and after deleting the monitored value as the random error, sequentially moving the monitored value on the left side of the monitored value by one unit to the right so that the leftmost side of the first preset sliding window is vacated, taking the average value of the remaining observed values as a value Vsi in the corrected monitored value sequence, wherein i represents the serial number of the leftmost observed value in the initial state of the first preset sliding window every time; vsi is placed at the leftmost side in the sliding window; if n is not equal to 1, taking the average value of five monitoring values in all windows as a value Vsi in the corrected monitoring value sequence, wherein i represents the serial number of the leftmost monitoring value in the initial state of each first preset sliding window; deleting the leftmost observed value in the first preset sliding window, and placing Vsi at the leftmost side in the sliding window; the sliding window is shifted one unit to the right. Repeating the judging process once every time the first preset sliding window moves by one unit, and obtaining a value Vsi of the corrected monitoring value sequence every time the judging process is repeated once, wherein i represents the serial number of the leftmost monitoring value in the initial state of the first preset sliding window every time; thereby obtaining a corrected monitoring value sequence.
Further, the corrected monitoring value sequence Vsi obtained through pretreatment is sequenced from left to right according to the monitoring time sequence, so as to form a one-dimensional ordered sequence: vs1, vs2, vs3, …, vsn, …. A second preset sliding window (9 represents continuous 9 monitoring) with the window size of 9 is selected, the window is placed at the leftmost side of the array, and Vs1-Vs9 in the array are located in the second preset sliding window.
Step 104: and counting the number of the monitoring values of which the corrected monitoring value sequences exceed the early warning threshold value and the number of the monitoring values of which the monitoring values do not exceed the early warning threshold value in a second preset sliding window.
Specifically, the correction monitoring value is placed in a second preset sliding window with the window size of M, and the correction monitoring value with the smallest number in the second preset sliding window is located at the initial position of the second preset sliding window; m is a positive integer greater than 1; comparing the corrected monitoring value in the second preset sliding window with an early warning threshold value; and (3) counting the number of the system correction value in the second preset sliding window larger than the early warning threshold value as m1, and counting the number of the system correction value in the second preset sliding window smaller than or equal to the early warning threshold value as m2.
Further, the number Nb of monitoring values exceeding the early warning threshold d and the number Ns of monitoring values not exceeding the early warning threshold d within the statistical window (d is given by the construction specification).
Step 105: determining whether to start monitoring and early warning according to the number of monitoring values exceeding the early warning threshold and the number of monitoring values not exceeding the early warning threshold; the method specifically comprises the following steps:
and when the number of the monitoring values exceeding the early warning threshold is larger than the number of the monitoring values not exceeding the early warning threshold, starting monitoring early warning.
And when the number of the monitoring values exceeding the early warning threshold is smaller than or equal to the number of the monitoring values not exceeding the early warning threshold, closing the abnormal early warning.
Specifically, judging whether m1 is larger than m2; if yes, starting monitoring and early warning; if not, closing the abnormal early warning.
Further, comparing the sizes of Nb and Ns, if Nb is greater than Ns, starting monitoring early warning, otherwise, closing abnormal early warning. The sliding window is advanced one unit.
As shown in fig. 4, the integral climbing steel platform construction safety supervision auxiliary system provided by the invention comprises: the data acquisition end 6, the data processing end 12 and the data display and analysis end 15;
and the data acquisition end 6 is respectively arranged on the steel platform, the tower crane, the spreader and the lifter and is used for acquiring the monitoring value.
Specifically, from the aspect of construction safety supervision, the supervision party is required to carry out important monitoring on the stability of the steel platform and the safety of some important movable devices attached to the steel platform in the construction process. In addition, considering the influence of the environment on the normal construction of the steel platform, parameters such as environmental wind, environmental temperature and humidity and the like should be monitored mainly, and the method is specifically as follows:
(1) Flatness monitoring of steel platform
The steel platform is the most important construction place of super high-rise building construction, construction materials are all piled up on the steel platform, constructors frequently go to and fro, the inclination of the steel platform is necessary to cause major safety accidents, the flatness of the steel platform is necessary to be ensured to be within an allowable range, therefore, the flatness of the steel platform is monitored in real time, and when the flatness of the steel platform exceeds the allowable range, timely early warning is not only necessary for construction supervision, but also urgent.
(2) Verticality monitoring of tower crane
The tower crane is a key device attached to the steel platform for lifting building materials, and the main body of the tower crane is required to be kept vertical to the ground basically (the gradient is not higher than four thousandths) in the working process of the tower crane.
(3) Vibration degree monitoring of cloth machine
The vibration of cloth machine influences the stability of steel platform, needs monitoring the vibration intensity of cloth machine fuselage under various states, guarantees that vibration intensity is in the within range of permission.
(4) Lifting monitoring of construction elevator
The man-machine elevator needs to frequently lift and lower constructors and building materials to the steel platform, but the man-machine elevator must be static at the bottommost layer in the climbing stage of the steel platform so as to ensure the safety of the steel platform during climbing. It is necessary to monitor the height of the man-machine elevator during the climbing phase of the steel platform.
(5) Ambient wind speed monitoring
The steel platform is a high-altitude attachment, and when the ambient wind speed is greater than a certain level, the stability of the steel platform can be affected, and at the moment, if construction is continued, the potential safety hazard is very large. Therefore, it is necessary to monitor the ambient wind speed in order for the supervisor to effectively monitor whether the constructor is constructing in a safe state.
Further, the data acquisition terminal 6 includes: a wind speed measuring sensor 5, a flatness measuring sensor 1, a verticality measuring sensor 2, a vibration measuring sensor 3 and a height measuring sensor 4; the wind speed measuring sensor 5 is arranged at the ventilation position at the top of the steel platform and is used for collecting the wind speed monitoring value of the construction environment; the flatness measuring sensor 1 is arranged on a top plate of the top layer of the steel platform and is used for collecting a flatness monitoring value of the steel platform; the verticality measuring sensor 2 is arranged on the side wall of the tower crane and used for acquiring a monitoring value of the verticality of the tower crane; the vibration degree measuring sensor 3 is arranged at the bottom of the distributor body and is used for collecting the vibration degree monitoring value of the distributor; and the height measurement sensor 4 is arranged on the lifter and is used for collecting the height monitoring value of the lifter. The wind speed measuring sensor 5, the flatness measuring sensor 1, the perpendicularity measuring sensor 2, the vibration measuring sensor 3 and the height measuring sensor 4 of the data acquisition end 6 are respectively responsible for acquiring the wind speed of the construction environment, the flatness of the steel platform, the perpendicularity of the tower crane, the vibration of the distributing machine and the height of the lifter in real time.
The data processing end 12 is in control connection with the data acquisition end 6 and is used for preprocessing the monitoring values to obtain corrected monitoring value sequences and uploading the corrected monitoring value sequences to the data display and analysis end 15.
Specifically, the data processing end 12 includes: a controller and an NB-IOT module; the controller carries out pretreatment on the monitoring value and then the obtained corrected monitoring value sequence is uploaded to the data display and analysis end 15 through the NB-IOT module. The data processing side 12 further includes: a power supply and a data storage module. The controller can be a singlechip; the data processing end 12 firstly analyzes the data collected by various sensors, preprocesses the data, then locally stores the preprocessed data according to a certain time interval and a certain storage format, and uploads the data to the data display and analysis end in real time through the NB-IOT module.
In addition, the wind speed measuring sensor 5, the flatness measuring sensor 1, the perpendicularity measuring sensor 2 and the vibration measuring sensor 3 are all connected with a controller through RS-485; the height sensor 4 is connected with the controller through an I2C bus.
Further, the wind speed measuring sensor 5, the flatness measuring sensor 1, the perpendicularity measuring sensor 2, the vibration measuring sensor 3 and the height measuring sensor 4 of the data acquisition end 6 are respectively connected with a corresponding singlechip in a wired mode, wherein the wind speed measuring sensor, the flatness measuring sensor, the vibration measuring sensor and the perpendicularity measuring sensor are communicated with the singlechip through RS-485, and the sensor of the height measuring module is communicated with the singlechip through an I2C bus.
Further, the data acquisition end 6 and the data processing end 12 integrate a data acquisition preprocessing module. The data acquisition preprocessing modules are respectively deployed on different devices to form a distributed structure. The data acquisition preprocessing module comprises: the device comprises a wind speed measuring module, a flatness measuring module, a verticality measuring module, a vibration measuring module and a height measuring module; the wind speed measuring module is arranged at the ventilation position of the top of the steel platform; the flatness measuring module is arranged on a top plate of the top layer of the steel platform; the verticality measuring module is arranged on the side wall of the tower crane; the vibration degree measuring module is arranged at the bottom of the distributor body; the height measurement module is arranged on the lifter.
The data display and analysis end 15 is configured to receive the corrected monitoring value sequence, store the corrected monitoring value sequence, display the corrected monitoring value sequence on the display interface 13, and perform early warning analysis according to the corrected monitoring value sequence and the early warning threshold value, so as to generate a monitoring report.
Specifically, the data display and analysis end 15 includes a server 14 and a central controller; server 14 is wirelessly connected to NB-IOT modules; the central controller is connected to a server 14.
Furthermore, the data display and analysis end 15 is responsible for processing, early warning and monitoring report generation of various sensor data, and supports functions of module system authority management, sensor module parameter configuration, monitoring data display and storage, user interface display and the like.
As shown in fig. 5, the working flow of the integral climbing steel platform construction safety supervision auxiliary system provided by the invention is as follows:
Step 201: the singlechip is integrated with the power supply, the data storage module and the NB-IOT module to form a data processing end 12. The five sensors are respectively connected with a singlechip of a data processing end 12 in a wired way to form five data acquisition and analysis modules.
Step 202: the wind speed measuring module is arranged at the ventilation position of the top of the steel platform, the flatness measuring module is arranged on the top plate of the top layer of the steel platform, the verticality measuring module is arranged on the side wall of the tower crane, and the vibration measuring module is arranged at the bottom of the distributor body. The height measurement module is deployed on the construction hoist.
Step 203: and starting a power supply of the device, connecting a data network, and starting real-time monitoring and data uploading.
Step 204: the data display and analysis end 15 enters a real-time monitoring mode, and a background display screen displays monitoring results in a chart form in real time, and early warning is carried out when abnormality occurs.
The integral climbing steel platform construction safety supervision auxiliary system provided by the invention has the following characteristics:
(1) The five sensors are deployed on different positions or auxiliary facilities of the steel platform to form a distributed architecture, and data are integrated on the remote server 14 by means of the NB-IOT module to form the steel platform construction safety supervision Internet of things system.
(2) The data processing end 12 integrates a data preprocessing algorithm to reduce or eliminate the influence of random errors and systematic errors.
(3) According to the safety construction standard of equipment in the supervision industry, the data display and analysis end 15 integrates the construction safety intelligent early warning algorithm of the steel platform, so that the construction safety early warning of the steel platform and auxiliary facilities thereof is realized, and the informatization and intelligent level of the construction safety supervision is improved.
The system can realize real-time acquisition, analysis and early warning of the state data of the key equipment of the steel platform, provide first objective data for supervision personnel in time, greatly improve the scientificity, effectiveness and accuracy of the safety supervision of the construction of the steel platform, and effectively reduce the safety accident risk of the construction of the steel platform.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the system disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The principles and embodiments of the present invention have been described herein with reference to specific examples, the description of which is intended only to assist in understanding the methods of the present invention and the core ideas thereof; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (9)
1. The integral climbing steel platform construction safety supervision auxiliary method is characterized by comprising the following steps of:
Acquiring a monitoring value of a sensor;
determining a monitoring value to be corrected according to the monitoring value;
Correcting the monitoring value to be corrected according to a first preset sliding window and a construction specification threshold value to obtain a corrected monitoring value sequence;
counting the number of the monitoring values of which the corrected monitoring value sequences in the second preset sliding window exceed the early warning threshold value and the number of the monitoring values of which the corrected monitoring value sequences do not exceed the early warning threshold value;
determining whether to start monitoring and early warning according to the number of the monitoring values exceeding the early warning threshold and the number of the monitoring values not exceeding the early warning threshold;
the method comprises the steps of correcting the monitoring value to be corrected according to a first preset sliding window and a construction specification threshold value to obtain a corrected monitoring value sequence, and specifically comprises the following steps:
Counting the number of the monitoring values to be corrected in the first preset sliding window, which are greater than the construction specification threshold value, and marking the number as n;
If n=1, deleting the monitoring value to be corrected in the first preset sliding window which is larger than the construction specification threshold as a random error, sequentially moving the monitoring value on the left side of the monitoring value to be corrected to the right by one unit to enable the leftmost side of the first preset sliding window to be vacated, taking the average value of the residual observation values as a value Vsi in a corrected monitoring value sequence, and placing the Vsi on the leftmost side in the sliding window; wherein i represents the serial number of the leftmost observation value in the initial state of the first preset sliding window every time;
If n is not equal to 1, taking an average value of all the monitoring values to be corrected in the first preset sliding window as a value Vsi in the corrected monitoring value sequence, deleting the leftmost monitoring value in the first preset sliding window, and placing the Vsi at the leftmost side in the sliding window;
Right-shifting the first preset sliding window by one unit, and continuing to judge to obtain a plurality of corrected monitoring values;
and obtaining a corrected monitoring value sequence according to the corrected monitoring values.
2. The method for assisting in managing construction safety of an integral climbing steel platform according to claim 1, wherein the monitoring value of the sensor comprises: wind speed monitoring value, flatness monitoring value, height monitoring value, vibration monitoring value and verticality monitoring value.
3. The method for assisting in managing construction safety of an integral climbing steel platform according to claim 1, wherein the determining a monitoring value to be corrected according to the monitoring value specifically comprises:
averaging K monitoring values continuously obtained by initial monitoring of the sensor to obtain an initial correction value; the K is a positive integer greater than 1;
and subtracting the initial correction value from the monitoring value to determine the monitoring value to be corrected.
4. The method for assisting in managing construction safety of an integral climbing steel platform according to claim 1, wherein the determining whether to start monitoring and early warning according to the number of the monitoring values exceeding the early warning threshold and the number of the monitoring values not exceeding the early warning threshold specifically comprises:
When the number of the monitoring values exceeding the early warning threshold is larger than the number of the monitoring values not exceeding the early warning threshold, starting monitoring early warning;
And when the number of the monitoring values exceeding the early warning threshold is smaller than or equal to the number of the monitoring values not exceeding the early warning threshold, closing the abnormal early warning.
5. An integral climbing steel platform construction safety supervision auxiliary system, which is characterized in that the system is applied to the integral climbing steel platform construction safety supervision auxiliary method in any one of claims 1-4, and comprises the following steps: the data acquisition end, the data processing end and the data display and analysis end;
the data acquisition end is respectively arranged on the steel platform, the tower crane, the spreader and the lifter and is used for acquiring the monitoring value;
The data processing end is in control connection with the data acquisition end and is used for preprocessing the monitoring value to obtain a corrected monitoring value sequence and uploading the corrected monitoring value sequence to the data display and analysis end;
The data display and analysis end is used for receiving the corrected monitoring value sequence, storing the corrected monitoring value sequence, displaying the corrected monitoring value sequence on a display interface, and carrying out early warning analysis according to the corrected monitoring value sequence and an early warning threshold value to generate a monitoring report.
6. The system for assisting in managing construction safety of an integral climbing steel platform according to claim 5, wherein the data acquisition end comprises a wind speed measuring sensor, a flatness measuring sensor, a perpendicularity measuring sensor, a vibration measuring sensor and a height measuring sensor; the wind speed measuring sensor is arranged at the ventilation position at the top of the steel platform and is used for collecting the wind speed monitoring value of the construction environment; the flatness measuring sensor is arranged on a top plate of the top layer of the steel platform and used for collecting a flatness monitoring value of the steel platform; the verticality measuring sensor is arranged on the side wall of the tower crane and used for acquiring a monitoring value of the verticality of the tower crane; the vibration degree measuring sensor is arranged at the bottom of the distributor body and is used for collecting the vibration degree monitoring value of the distributor; the height measurement sensor is arranged on the lifter and used for collecting a height monitoring value of the lifter.
7. The integral climbing steel platform construction safety supervision auxiliary system according to claim 6, wherein the data processing end comprises a controller and an NB-IOT module; and uploading the corrected monitoring value sequence obtained after the controller preprocesses the monitoring value to the data display and analysis end through the NB-IOT module.
8. The integral climbing steel platform construction safety supervision auxiliary system according to claim 7, wherein the wind speed measuring sensor, the flatness measuring sensor, the perpendicularity measuring sensor and the vibration measuring sensor are all connected with the controller through RS-485; the height measurement sensor is connected with the controller through an I2C bus.
9. The integral climbing steel platform construction safety supervision auxiliary system according to claim 7, wherein the data display and analysis end comprises a server and a central controller; the server is in wireless connection with the NB-IOT module; and the central controller is connected with the server.
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