CN110503273B - Intelligent inspection and maintenance method and system based on satellite dynamic two-dimension code - Google Patents
Intelligent inspection and maintenance method and system based on satellite dynamic two-dimension code Download PDFInfo
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Abstract
The invention relates to an intelligent inspection and maintenance method and system based on satellite dynamic two-dimensional codes, and belongs to the technical field of automation. The inspection maintenance control end is used for sending inspection maintenance tasks and receiving inspection maintenance results; the system is used for planning an inspection and maintenance route according to the task, identifying the dynamic two-dimensional code, completing the inspection and maintenance task, transmitting the result to an inspection and maintenance handheld end of an inspection and maintenance control end and a dynamic two-dimensional code terminal arranged beside an inspection and maintenance object. The system adopts innovative dynamic two-dimension code generation and identification technology, and can execute subsequent patrol maintenance tasks on the patrol maintenance object only after the patrol maintenance object dynamic two-dimension code is correctly identified, so that the system effectively avoids the occurrence of patrol maintenance cheating phenomenon, effectively solves the problem of error patrol maintenance of the patrol maintenance staggered interval, changes the responsibility and consciousness of the traditional patrol maintenance into supervision by means of science and technology, and greatly improves the patrol maintenance quality and efficiency.
Description
Technical Field
The invention relates to an intelligent inspection and maintenance method and system based on satellite dynamic two-dimensional codes, and belongs to the technical field of automation.
Background
In order to ensure the safe production of enterprises, personnel are required to carry out regular or irregular safety inspection and maintenance on specific areas, equipment, facilities and the like so as to timely eliminate equipment defects and potential safety hazards and prevent accidents.
The traditional inspection and maintenance mode is mainly based on manual inspection, manual recording, paper archiving and spot inspection supervision, a manager is difficult to master the real-time working state of inspection and maintenance personnel, personnel often do not go to the site for inspection, inspection and maintenance sheets are filled in by experience or intuition, the inspection and maintenance task is completed, the cheating phenomenon of finishing the inspection and maintenance task without going to the site is caused, the inspection and maintenance is similar to the dummy, the equipment defect and potential safety hazard cannot be found and treated in time, and serious accidents of equipment can be caused by accumulation and moon. The inspection quality mainly depends on responsibility and consciousness of personnel, paper records are not easy to store and manage, and statistical analysis and excavation application of inspection data cannot be completed. At present, the traditional inspection and maintenance mode starts to be converted into an electronic inspection and maintenance system, and some improved inspection and maintenance methods appear successively, for example, an inspection and maintenance technology based on RFID (radio frequency identification), bar codes and two-dimensional code identification, wherein the technology identification code is static data and can be copied or moved, so that the inspection and maintenance cheating phenomenon in the traditional inspection and maintenance mode can not be overcome; the inspection and maintenance technology based on GPS positioning and UWB positioning can cause inspection and maintenance failure due to the fact that positioning signals can be shielded by obstacles, whether the inspection and maintenance path is normal or not cannot be automatically identified, and the signals are easily affected by electromagnetic interference and are poor in stability. In addition, the systems all need to be assisted in configuring a radio frequency card reader, an electronic chip, a UWB module, wearing equipment and the like, and are complex in design and high in cost.
Because the inspection and maintenance method has a plurality of defects, the method is difficult to adapt to the development needs of enterprise modernization management and safety production, the inspection and maintenance work still faces a series of problems of low efficiency, no quality assurance and system flow in a form, and hidden danger is brought to enterprise safety production.
Disclosure of Invention
The invention aims to provide an intelligent patrol maintenance system based on a satellite dynamic two-dimensional code, which utilizes space and time satellite data of a patrol maintenance object to automatically generate the dynamic two-dimensional code of the patrol maintenance object through an encryption algorithm, and the dynamic two-dimensional code is scanned and identified through a patrol maintenance handheld terminal to complete a patrol maintenance task.
The intelligent inspection and maintenance method based on the satellite dynamic two-dimensional code provided by the invention comprises the following steps:
(1) Generating a task book to be inspected and overhauled, wherein a plurality of objects to be inspected and overhauled are sequentially arranged in the task book, and each object to be inspected and overhauled is included in the task bookSequence number n of object 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]And a patrol inspection bill;
(2) According to longitude and latitude position coordinates [ a ] of object to be inspected and overhauled in task book 0 ,b 0 ]Finding out a target patrol maintenance object;
(3) Scanning a dynamic two-dimensional code of a target inspection and maintenance object, and recording a scanning time t 0 Obtaining information [ n, f (a), g (b), H (T), T and H ] of the dynamic two-dimensional code during scanning]Wherein n is a target inspection and maintenance object serial number, a and b are longitude and latitude of a target inspection and maintenance object position measured by a satellite navigation system during scanning, T is inspection and maintenance time measured by the satellite navigation system during scanning, T and H are environment temperature and environment humidity of the target inspection and maintenance object measured during scanning, f (a), g (b) and H (T) are encryption values of a, b and T through encryption functions f (x), g (x) and H (x), respectively, the encryption functions f (x), g (x) and H (x) are one-to-one functions, for example, f (x) =2x+1, the encryption functions a, b and T are encrypted, and one or two of the encryption functions can be selected for encryption;
(4) An inverse function f of the encryption functions f (x), g (x) and h (x) through step (3) -1 (x)、g -1 (x) And h -1 (x) Decrypting f (a), g (b) and h (t) to obtain a, b and t;
(5) The target inspection and maintenance object serial number n obtained by scanning in the step (3) and the longitude and latitude position coordinates [ a, b ] of the target inspection and maintenance object obtained by scanning and decryption in the step (4) are processed]And the inspection and maintenance time t is equal to the serial number n of the inspection and maintenance object to be inspected in the task book in the step (1) 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]And step (3) scanning time t 0 Comparing, if n=n 0 、|a-a 0 |<α、|b-b 0 |<Beta, and |t-t 0 |<Gamma, judging the target patrol maintenance object to be the patrol maintenance object, completing the patrol maintenance task according to the corresponding patrol maintenance list, and recording the patrol maintenance time T, the environment temperature T and the environment humidity H in the patrol maintenance list, wherein alpha, beta and gamma are set constants, and the values of alpha, beta and gamma are measured with the satellite navigation system, and the measurement accuracy and the movement are recorded in the patrol maintenance listThe refreshing time interval of the state two-dimensional code is related to the recording error, and the value ranges of alpha, beta and gamma are respectively a 0 、b 0 And t 0 10% -15% of the value; if n is not equal to n 0 、|a-a 0 |<α、|b-b 0 |<Beta, and |t-t 0 |<Gamma, prompt "you walk wrong interval, you need to patrol and overhaul the object number is n 0 Please find nearby ", repeat step (3) -step (5) after finding the target inspection and maintenance object; if n is not equal to n 0 、|a-a 0 The I is more than or equal to alpha or b-b 0 The I is more than or equal to beta, and the I t-t 0 |<Gamma, prompt "you need to patrol and examine the object number is n 0 Far from this distance, please press the longitude and latitude position coordinates [ a ] of the object to be inspected and overhauled 0 ,b 0 ]Continuing to find, and repeating the step (3) -the step (5) after finding the target inspection and maintenance object; if n=n 0 、|a-a 0 The I is more than or equal to alpha or b-b 0 The I is more than or equal to beta, and the I t-t 0 |<Gamma, prompting the serial number n of the object to be inspected and overhauled in the task book 0 And longitude and latitude position coordinates [ a ] 0 ,b 0 ]If not, checking a task book, and skipping the to-be-inspected maintenance object in the task book, and performing the step (6); if |t-t 0 If the I is not less than or equal to gamma, prompting that' dynamic two-dimensional code which is scanned by you and is not the target inspection and maintenance object, please press longitude and latitude position coordinates [ a ] of the object to be inspected and maintenance object 0 ,b 0 ]Searching, namely repeating the step (3) -the step (5) after finding out the target inspection object;
(6) And (5) repeating the steps (2) - (5) until all the objects to be inspected and overhauled in the task book are completely executed.
The invention provides an intelligent inspection and maintenance system based on satellite dynamic two-dimension codes, which comprises the following steps:
the inspection and maintenance control end is used for inspecting and maintaining the serial numbers n of the objects according to a plurality of inspection and maintenance objects to be inspected 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]The patrol maintenance list generates a patrol maintenance task book, and sends the patrol maintenance task to the patrol maintenance hand-held terminal through the wireless network, and receives, stores and analyzes the patrol maintenance result sent by the patrol maintenance hand-held terminal;
the patrol maintenance handheld terminal is used for receiving the patrol maintenance task sent by the patrol maintenance control terminal through the wireless network, planning a patrol maintenance route according to the to-be-patrol maintenance objects in the patrol maintenance task, finding out the target patrol maintenance objects, identifying the dynamic two-dimensional codes of the target patrol maintenance objects, recording the image-text information of the target patrol maintenance objects in the patrol maintenance list after the identification is passed, completing the patrol maintenance task, and sending the patrol maintenance result to the patrol maintenance control terminal through the wireless network;
the dynamic two-dimensional code terminal is arranged beside the target patrol maintenance object and is used for acquiring geographic environment information of the target patrol maintenance object, and comprises longitude and latitude position coordinates, real-time, environment temperature and environment humidity data of the target patrol maintenance object, and generates a dynamic two-dimensional code in real time through an encryption algorithm together with the serial number of the target patrol maintenance object.
In the inspection and maintenance system, the dynamic two-dimensional code terminal comprises:
the central processing unit is used for generating the received longitude and latitude position coordinates, real-time, environmental temperature and environmental humidity data of the target inspection and maintenance object together with the serial number of the target inspection and maintenance object in real time through an encryption algorithm, wherein the serial number, the longitude and latitude position coordinates and the real-time of the target inspection and maintenance object are used as identification information of the dynamic two-dimensional code;
the satellite positioning module is used for acquiring longitude and latitude position coordinates and standard time of the target inspection and maintenance object and sending the information to the central processing unit;
the clock module is used for providing accurate real-time, timing year, month, day, time, minute and second, receiving standard time forwarded by the central processing unit, timing, and sending the real-time to the central processing unit;
the temperature and humidity sensor is used for measuring the ambient temperature and the ambient humidity of the target inspection and maintenance object and sending the ambient temperature and the ambient humidity to the central processing unit;
the liquid crystal display screen is used for receiving the output instruction of the central processing unit and displaying the dynamic two-dimensional code, real-time, ambient temperature and ambient humidity of the target inspection and maintenance object and the working state of the satellite positioning module.
The intelligent inspection and maintenance method and system based on the satellite dynamic two-dimensional code, provided by the invention, have the advantages that:
1. according to the intelligent patrol maintenance system based on the satellite dynamic two-dimension code, the dynamic two-dimension code of the target patrol maintenance object is firstly generated, and because the dynamic two-dimension code cannot be copied and moved, subsequent patrol maintenance tasks can be carried out only after patrol maintenance personnel arrive at the scene and are accurately identified through the patrol maintenance handheld end, and therefore the phenomenon of patrol maintenance cheating can be effectively avoided.
2. The system can utilize longitude and latitude position coordinates of the object to be inspected to plan the inspection and maintenance route, automatically guide personnel to arrive at the inspection and maintenance site, and is particularly suitable for occasions where the object to be inspected is far in distance and scattered or the geographic position of the object to be inspected is unclear.
3. The system is convenient for the input management of the inspection and maintenance object, and the manager can acquire the characteristic information of the inspection and maintenance object by scanning the dynamic two-dimensional code terminal through the inspection and maintenance handheld terminal and upload the information into the object database of the inspection and maintenance control terminal through the wireless network.
4. The inspection and maintenance personnel can not clearly see the geographical position of the object to be inspected and maintained, or the inspection and maintenance cheating phenomenon is easy to occur due to insufficient responsibility of the personnel, and the system has more obvious advantages in the inspection and maintenance occasion.
5. The system can work online in non-real time, thereby avoiding the influence caused by unstable satellite navigation system signals or wireless network communication.
Drawings
Fig. 1 is a structural block diagram of an intelligent inspection and maintenance system based on satellite dynamic two-dimension codes.
Fig. 2 is a circuit block diagram of a dynamic two-dimensional code terminal in the inspection and maintenance system shown in fig. 1.
Detailed Description
The intelligent inspection and maintenance method based on the satellite dynamic two-dimensional code provided by the invention comprises the following steps:
(1) Generating a task book to be inspected and overhauled, wherein a plurality of objects to be inspected and overhauled are sequentially arranged in the task book, and the task book comprises a serial number n of each object to be inspected and overhauled 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]And a patrol inspection bill;
(2) According to longitude and latitude position coordinates [ a ] of object to be inspected and overhauled in task book 0 ,b 0 ]Finding out a target patrol maintenance object;
(3) Scanning a dynamic two-dimensional code of a target inspection and maintenance object, and recording a scanning time t 0 Obtaining information [ n, f (a), g (b), H (T), T and H ] of the dynamic two-dimensional code during scanning]Wherein n is a target inspection and maintenance object serial number, a and b are longitude and latitude of a target inspection and maintenance object position measured by a satellite navigation system during scanning, T is inspection and maintenance time measured by the satellite navigation system during scanning, T and H are environment temperature and environment humidity of the target inspection and maintenance object measured during scanning, f (a), g (b) and H (T) are encryption values of a, b and T through encryption functions f (x), g (x) and H (x), respectively, the encryption functions f (x), g (x) and H (x) are one-to-one functions, for example, f (x) =2x+1, the encryption functions a, b and T are encrypted, and one or two of the encryption functions can be selected for encryption;
(4) An inverse function f of the encryption functions f (x), g (x) and h (x) through step (3) -1 (x)、g -1 (x) And h -1 (x) Decrypting f (a), g (b) and h (t) to obtain a, b and t;
(5) The target inspection and maintenance object serial number n obtained by scanning in the step (3) and the longitude and latitude position coordinates [ a, b ] of the target inspection and maintenance object obtained by scanning and decryption in the step (4) are processed]And the inspection and maintenance time t is equal to the serial number n of the inspection and maintenance object to be inspected in the task book in the step (1) 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]And step%3) Scanning time t 0 Comparing, if n=n 0 、|a-a 0 |<α、|b-b 0 |<Beta, and |t-t 0 |<Gamma, judging the target inspection object to be the inspection object to be inspected, completing the inspection task according to the corresponding inspection sheet, and recording the inspection time T, the environment temperature T and the environment humidity H in the inspection sheet, wherein alpha, beta and gamma are set constants, the values of alpha, beta and gamma are related to the measurement precision of the satellite navigation system, the refreshing time interval of the dynamic two-dimensional code and the recording error, and the values of alpha, beta and gamma are respectively a 0 、b 0 And t 0 10% -15% of the value; if n is not equal to n 0 、|a-a 0 |<α、|b-b 0 |<Beta, and |t-t 0 |<Gamma, prompt "you walk wrong interval, you need to patrol and overhaul the object number is n 0 Please find nearby ", repeat step (3) -step (5) after finding the target inspection and maintenance object; if n is not equal to n 0 、|a-a 0 The I is more than or equal to alpha or b-b 0 The I is more than or equal to beta, and the I t-t 0 |<Gamma, prompt "you need to patrol and examine the object number is n 0 Far from this distance, please press the longitude and latitude position coordinates [ a ] of the object to be inspected and overhauled 0 ,b 0 ]Continuing to find, and repeating the step (3) -the step (5) after finding the target inspection and maintenance object; if n=n 0 、|a-a 0 The I is more than or equal to alpha or b-b 0 The I is more than or equal to beta, and the I t-t 0 |<Gamma, prompting the serial number n of the object to be inspected and overhauled in the task book 0 And longitude and latitude position coordinates [ a ] 0 ,b 0 ]If not, checking a task book, and skipping the to-be-inspected maintenance object in the task book, and performing the step (6); if |t-t 0 If the I is not less than or equal to gamma, prompting that' dynamic two-dimensional code which is scanned by you and is not the target inspection and maintenance object, please press longitude and latitude position coordinates [ a ] of the object to be inspected and maintenance object 0 ,b 0 ]Searching, namely repeating the step (3) -the step (5) after finding out the target inspection object;
(6) And (5) repeating the steps (2) - (5) until all the objects to be inspected and overhauled in the task book are completely executed.
The invention provides an intelligent inspection and maintenance system based on satellite dynamic two-dimension codes, the structural block diagram of which is shown in figure 1, comprising:
the inspection and maintenance control end is used for inspecting and maintaining the serial numbers n of the objects according to a plurality of inspection and maintenance objects to be inspected 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]The patrol maintenance list generates a patrol maintenance task book, and sends the patrol maintenance task to the patrol maintenance hand-held terminal through the wireless network, and receives, stores and analyzes the patrol maintenance result sent by the patrol maintenance hand-held terminal;
the patrol maintenance handheld terminal is used for receiving the patrol maintenance task sent by the patrol maintenance control terminal through the wireless network, planning a patrol maintenance route according to the to-be-patrol maintenance objects in the patrol maintenance task, finding out the target patrol maintenance objects, identifying the dynamic two-dimensional codes of the target patrol maintenance objects, recording the image-text information of the target patrol maintenance objects in the patrol maintenance list after the identification is passed, completing the patrol maintenance task, and sending the patrol maintenance result to the patrol maintenance control terminal through the wireless network;
the dynamic two-dimensional code terminal is arranged beside the target patrol maintenance object and is used for acquiring geographic environment information of the target patrol maintenance object, and comprises longitude and latitude position coordinates, real-time, environment temperature and environment humidity data of the target patrol maintenance object, and generates a dynamic two-dimensional code in real time through an encryption algorithm together with the serial number of the target patrol maintenance object.
In the inspection and maintenance system, the circuit block diagram of the dynamic two-dimensional code terminal is shown in fig. 2, and the system comprises:
the central processing unit is used for generating the received longitude and latitude position coordinates, real-time, environmental temperature and environmental humidity data of the target inspection and maintenance object together with the serial number of the target inspection and maintenance object in real time through an encryption algorithm, wherein the serial number, the longitude and latitude position coordinates and the real-time of the target inspection and maintenance object are used as identification information of the dynamic two-dimensional code;
the satellite positioning module is used for acquiring longitude and latitude position coordinates and standard time of the target inspection and maintenance object and sending the information to the central processing unit;
the clock module is used for providing accurate real-time, timing year, month, day, time, minute and second, receiving standard time forwarded by the central processing unit, timing, and sending the real-time to the central processing unit;
the temperature and humidity sensor is used for measuring the ambient temperature and the ambient humidity of the target inspection and maintenance object and sending the ambient temperature and the ambient humidity to the central processing unit;
the liquid crystal display screen is used for receiving the output instruction of the central processing unit and displaying the dynamic two-dimensional code, real-time, ambient temperature and ambient humidity of the target inspection and maintenance object and the working state of the satellite positioning module.
In one embodiment of the invention, the patrol inspection control end hardware used can be a common computer for installing a windows operating system, and the application software is control end patrol inspection management information system software developed based on a browser/server mode of Web technology and a MySQL relational database. The used patrol maintenance hand-held end hardware can be an Android operating system common mobile phone, and the application software is hand-held end patrol maintenance working software developed by Java language. The main electronic components and program development environments in the used dynamic two-dimensional code terminal are as follows: the central processing unit adopts an STM32F103C8T6 singlechip and is produced by an artificial semiconductor (STMicroelectronics) company; the satellite positioning module adopts a NEO-M8N chip and is produced by Switzerland U-blox company; the clock module adopts a DS1307 chip and is manufactured by a Messaging semiconductor (MaximIntegrated) company; the temperature and humidity sensor adopts a DHT11 type device and is manufactured by Guangzhou Orthomson electronic Co., ltd; the LCD display screen adopts LCD12864 monochromatic type, which is produced by Shenzhen Qianshi electronic technology Co., ltd; the STM32F103C8T6 singlechip program development environment selects Arduino IDE software, arduino SAM Boards library files are installed in the Arduino IDE software, and the Arduino IDE software is researched and developed by Arduino company in Italy.
The dynamic two-dimension code generation and identification technology in the system can execute subsequent patrol maintenance on the patrol maintenance object only after the patrol maintenance hand-held end accurately identifies the dynamic two-dimension code of the target patrol maintenance object, so the system can effectively avoid the occurrence of patrol maintenance cheating phenomenon, can effectively solve the problem of error patrol maintenance at the patrol maintenance error interval, changes the responsibility and consciousness of the traditional patrol maintenance into supervision by means of scientific and technological means, greatly improves the patrol maintenance quality and efficiency, and has great significance especially for the today of the trend outsourcing of patrol maintenance work.
The dynamic two-dimension code terminal in the system is internally provided with the position memory and the clock module, and can work when the satellite navigation system is not connected, and the scanning identification of the dynamic two-dimension code and the execution of the patrol maintenance task can be completed when the patrol maintenance handheld terminal and the patrol maintenance control terminal are not connected through the wireless network, so that the system can work on line in a non-real time manner, and the influence caused by unstable signal or wireless network communication of the satellite navigation system is avoided.
The system mainly aims to realize the generation and approval of the inspection and maintenance task book, the execution of the inspection and maintenance task, the data mining and analysis of the inspection and maintenance record, and simultaneously can realize the inquiry of the electronic information of the target inspection and maintenance object by the two-dimensional code and automatically record the inspection and maintenance time, the on-site environment temperature and the environment humidity. The working principle and the working flow of the system of the invention are as follows:
(1) And (5) generating and issuing inspection and maintenance tasks. The manager logs in the inspection and maintenance control end to generate an inspection and maintenance task book, the task book is pushed to a director for approval through the office automation system, and the system automatically sends the inspection and maintenance task book and related inspection and maintenance list to the inspection and maintenance handheld end through a wireless network after approval and pushes reminding information to the inspection and maintenance personnel.
(2) And (5) performing inspection and maintenance tasks. The inspection staff logs in the inspection handheld terminal, confirms to execute the inspection task, plans the inspection route by the inspection handheld terminal, automatically guides the staff to arrive at the inspection site, scans the dynamic two-dimensional code terminal by the inspection handheld terminal, ejects the inspection bill after the inspection is recognized to pass, inspects the inspection by the inspection staff according to the inspection bill content, photographs the inspection photo as required, and records the inspection information electronically. In the field, when a patrol maintenance problem is encountered, a patrol maintenance person can inquire electronic information of a patrol maintenance object to seek help; when emergency matters are met, the patrol maintenance personnel can carry out online solicitation, consultation and coordination treatment through the patrol maintenance handheld terminal and the patrol maintenance control terminal.
(3) And reporting inspection and maintenance results. After the inspection and maintenance personnel finish inspection and maintenance, the inspection and maintenance handheld end uploads an inspection and maintenance result to the inspection and maintenance control end through a wireless network and stores the inspection and maintenance result into a historical database, and if abnormal state items exist in the inspection and maintenance result, abnormal information is automatically stored in a fault database.
(4) And (5) fault maintenance treatment. The manager arranges fault maintenance processing according to the content of the fault database, and the process is similar to the above (1) (2) and (3), except that the inspection maintenance personnel are replaced by maintenance personnel, and the inspection maintenance is changed into maintenance.
(5) And (5) data mining and analysis. The inspection and maintenance control end has report statistics and data analysis functions, performs big data mining analysis on the inspection and maintenance history database, realizes the full life cycle management of the inspection and maintenance object, and provides guidance comments for the running state of the inspection and maintenance object and the spare part management.
Claims (2)
1. The intelligent inspection and maintenance method based on the satellite dynamic two-dimensional code is characterized by comprising the following steps of:
(1) Generating a task book to be inspected and overhauled, wherein a plurality of objects to be inspected and overhauled are sequentially arranged in the task book, and the task book comprises a serial number n of each object to be inspected and overhauled 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]And a patrol inspection bill;
(2) According to longitude and latitude position coordinates [ a ] of object to be inspected and overhauled in task book 0 ,b 0 ]Finding out a target patrol maintenance object;
(3) Scanning a dynamic two-dimensional code of a target inspection and maintenance object, and recording a scanning time t 0 Obtaining information [ n, f (a), g (b), H (T), T and H ] of the dynamic two-dimensional code during scanning]Wherein n is the serial number of the target patrol maintenance object, and a and b are the positions of the target patrol maintenance object measured by the satellite navigation system during scanningLongitude and latitude, T is inspection time measured by a satellite navigation system during scanning, T and H are respectively the ambient temperature and the ambient humidity of a target inspection object measured during scanning, and f (a), g (b) and H (T) are respectively the encryption values of a, b and T by encryption functions f (x), g (x) and H (x);
(4) An inverse function f of the encryption functions f (x), g (x) and h (x) through step (3) -1 (x)、g -1 (x) And h -1 (x) Decrypting f (a), g (b) and h (t) to obtain a, b and t;
(5) The target inspection and maintenance object serial number n obtained by scanning in the step (3) and the longitude and latitude position coordinates [ a, b ] of the target inspection and maintenance object obtained by scanning and decryption in the step (4) are processed]And the inspection and maintenance time t is equal to the serial number n of the inspection and maintenance object to be inspected in the task book in the step (1) 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]And step (3) scanning time t 0 Comparing, if n=n 0 、|a-a 0 |<α、|b-b 0 |<Beta, and |t-t 0 |<Gamma, judging the target inspection object to be the inspection object to be inspected, completing the inspection task according to the corresponding inspection bill, and recording the inspection time T, the environment temperature T and the environment humidity H in the inspection bill, wherein alpha, beta and gamma are set constants, and the value ranges of alpha, beta and gamma are a respectively 0 、b 0 And t 0 10% -15% of the value; if n is not equal to n 0 、|a-a 0 |<α、|b-b 0 |<Beta, and |t-t 0 |<Gamma, prompt "you walk wrong interval, you need to patrol and overhaul the object number is n 0 Please find nearby ", repeat step (3) -step (5) after finding the target inspection and maintenance object; if n is not equal to n 0 、|a-a 0 The I is more than or equal to alpha or b-b 0 The I is more than or equal to beta, and the I t-t 0 |<Gamma, prompt "you need to patrol and examine the object number is n 0 Far from this distance, please press the longitude and latitude position coordinates [ a ] of the object to be inspected and overhauled 0 ,b 0 ]Continuing to find, and repeating the step (3) -the step (5) after finding the target inspection and maintenance object; if n=n 0 、|a-a 0 The I is more than or equal to alpha or b-b 0 The I is more than or equal to beta, and the I t-t 0 |<Gamma, prompt'Sequence number n of object to be inspected and overhauled in task book 0 And longitude and latitude position coordinates [ a ] 0 ,b 0 ]If not, checking a task book, and skipping the to-be-inspected maintenance object in the task book, and performing the step (6); if |t-t 0 If the I is not less than or equal to gamma, prompting that' dynamic two-dimensional code which is scanned by you and is not the target inspection and maintenance object, please press longitude and latitude position coordinates [ a ] of the object to be inspected and maintenance object 0 ,b 0 ]Searching, namely repeating the step (3) -the step (5) after finding out the target inspection object;
(6) And (5) repeating the steps (2) - (5) until all the objects to be inspected and overhauled in the task book are completely executed.
2. The intelligent inspection and maintenance system based on the satellite dynamic two-dimensional code is applied to the intelligent inspection and maintenance method based on the satellite dynamic two-dimensional code as claimed in claim 1, and is characterized in that the system comprises:
the inspection and maintenance control end is used for inspecting and maintaining the serial numbers n of the objects according to a plurality of inspection and maintenance objects to be inspected 0 Longitude and latitude position coordinates [ a 0 ,b 0 ]The patrol maintenance list generates a patrol maintenance task book, and sends the patrol maintenance task to the patrol maintenance hand-held terminal through the wireless network, and receives, stores and analyzes the patrol maintenance result sent by the patrol maintenance hand-held terminal;
the patrol maintenance handheld terminal is used for receiving the patrol maintenance task sent by the patrol maintenance control terminal through the wireless network, planning a patrol maintenance route according to the to-be-patrol maintenance objects in the patrol maintenance task, finding out the target patrol maintenance objects, identifying the dynamic two-dimensional codes of the target patrol maintenance objects, recording the image-text information of the target patrol maintenance objects in the patrol maintenance list after the identification is passed, completing the patrol maintenance task, and sending the patrol maintenance result to the patrol maintenance control terminal through the wireless network;
the dynamic two-dimensional code terminal is arranged beside the target patrol maintenance object and is used for acquiring geographic environment information of the target patrol maintenance object, including longitude and latitude position coordinates, real-time, environmental temperature and environmental humidity data of the target patrol maintenance object, and generating a dynamic two-dimensional code in real time through an encryption algorithm together with the serial number of the target patrol maintenance object;
the dynamic two-dimensional code terminal comprises:
the central processing unit is used for generating the received longitude and latitude position coordinates, real-time, environmental temperature and environmental humidity data of the target inspection and maintenance object together with the serial number of the target inspection and maintenance object in real time through an encryption algorithm, wherein the serial number, the longitude and latitude position coordinates and the real-time of the target inspection and maintenance object are used as identification information of the dynamic two-dimensional code;
the satellite positioning module is used for acquiring longitude and latitude position coordinates and standard time of the target inspection and maintenance object and sending the information to the central processing unit;
the clock module is used for providing accurate real-time, timing year, month, day, time, minute and second, receiving standard time forwarded by the central processing unit, timing, and sending the real-time to the central processing unit;
the temperature and humidity sensor is used for measuring the ambient temperature and the ambient humidity of the target inspection and maintenance object and sending the ambient temperature and the ambient humidity to the central processing unit;
the liquid crystal display screen is used for receiving the output instruction of the central processing unit and displaying the dynamic two-dimensional code, real-time, ambient temperature and ambient humidity of the target inspection and maintenance object and the working state of the satellite positioning module.
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| CN110244627A (en) * | 2019-06-24 | 2019-09-17 | 大夏数据服务有限公司 | One kind being based on satellite dynamic code intelligent patrol examination and repair system |
| CN110648412A (en) * | 2019-07-12 | 2020-01-03 | 鸿富锦精密电子(烟台)有限公司 | Intelligent inspection method, mobile terminal and storage medium |
| CN111160504A (en) * | 2019-12-31 | 2020-05-15 | 天津津滨信钥信息技术有限公司 | Method, device and equipment for generating dynamic two-dimensional code and storage medium |
| CN114161410B (en) * | 2021-11-16 | 2024-01-09 | 中电信数智科技有限公司 | Operation and maintenance method, device, electronic equipment and storage medium |
| CN115860724A (en) * | 2022-12-21 | 2023-03-28 | 大唐丘北风电有限责任公司 | Power equipment inspection maintenance method based on mobile equipment |
| CN117456629B (en) * | 2023-12-22 | 2024-04-19 | 江苏天合储能有限公司 | Inspection method, system, device, storage medium and computer program product |
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