81results about How to "Timely measures" patented technology

The invention relates to the technical field of electric vehicle safe operation, in particular to an electric vehicle battery monitoring and management system. The electric vehicle battery monitoring and management system comprises a vehicle control system body and at least one battery box. Each battery box is internally provided with multiple sets of batteries. The electric vehicle battery monitoring and management system is characterized in that each battery box is internally further provided with a battery detection unit and an action executing device; each battery detection unit comprises a data acquisition module, a CPU core processing module, a communication transmission module and an executing device control module; and each data acquisition module comprises an acquisition device for acquiring the battery module temperature, the battery voltage and current and battery module environment parameters. The invention further discloses a monitoring method of the batteries. The monitoring method of the batteries comprises the steps that the temperature, the voltage and the current of the module as well as the temperature, smoke, gas, flame and other parameters in the battery boxes are monitored; and an early warning or fire fighting signal is sent out when the performance of the batteries is suddenly changed or thermal runaway occurs. According to the electric vehicle battery monitoring and management system and the monitoring method of the batteries, the development stage of thermal runaway can be accurately judged by comprehensively analyzing and processing the various parameters inside and outside battery modules, so that the thermal runaway detection accuracy is improved.

The invention provides a paper delivery device which comprises a shell and a paper guide plate arranged in the shell. The paper delivery device is provided with a paper inlet and a paper outlet and comprises a lower paper arching plate which is articulated with one end of a paper inlet of the paper guide plate and an area above the paper inlet and the paper outlet of the paper delivery device and the lower paper arching plate is a paper delivery channel. Compared with the prior art, the paper delivery device has the beneficial effects that printing paper is delivered in a curve and the lower paper arching plate is arranged; when the curved printing paper is pulled to be a straight line approximately by a person, and the printing paper which is pulled to be straight applies a force to the lower paper arching plate to press the lower paper arching plate to swing, a swing signal is detected by a first sensor so that the printing paper delivery operation that the printing paper is pulled is judged and a treatment measure is taken in time to prevent the waste of printing paper and the damage to the printer.

The invention discloses an unmanned plane vehicle-mounted monitoring and command system. The unmanned plane vehicle-mounted monitoring and command system comprises an unmanned plane, a ground work station and a command center. The unmanned plane is communicated with the ground work station through a data chain system. The data chain system comprises a data transmission radio station and an image transmission radio station. The ground work station submits correlative investigation data to the command center through a wireless communication technology, and receives and executes instructions of the command center. The ground work station comprises a display device, a computer control device and a power supply device and uses a vehicle body as a carrier. The command center comprises a WEB server, a sharing server and an information platform. According to the invention, the functions such as flight control of the unmanned plane, monitoring area video display, monitoring data processing and communication among command center backgrounds are realized, and maneuvering deployment is facilitated with the vehicle body serving as the carrier; in addition, effective extraction of image transmission data in a video system controller is facilitated by a vehicle-mounted ground operation platform, so that the command center is enabled to give a processing measure in time.

The invention relates to a method for applying a RFID technology and a sensor technology to the supervision and the control of safety equipment, which comprises the following concrete steps of: (a) reading safety equipment adhered with specific electronic tags at real time by utilizing a radio-frequency identification (RFID) monitoring and managing system installed in public places and finishing the real-time monitoring of the working state of the safety equipment; (b) if the monitoring and managing system can not effectively identify the due tag number in a RFID read-write area of the monitoring and managing system, informing an alarm emergency treatment platform of starting working by a background service system; (c) if tag information does not conform to the current state information of the safety equipment in the processes of maintenance, overhaul and check, triggering a corresponding alarm by a RFID read-write unit and informing a manager of carrying out treatment; and (d) if the detection value of a sensor in the public places is abnormal, showing the existence of safety accidents or hidden danger; and when conforming to an alarm condition, issuing an alarm by the background service system and starting an alarm emergency treatment plan. The invention has the advantage of simple and convenient installation, debugging and maintenance.

The invention discloses a falling detection apparatus and method applied to a shoe. The apparatus comprises a three-shaft acceleration sensor, an angular velocity sensor, a pressure sensor, a processing module and an alarm device; the three-shaft acceleration sensor, the angular velocity sensor, the pressure sensor, the processing module, and the alarm device are arranged at the bottom of a shoe; and the three-shaft acceleration sensor, the angular velocity sensor, the pressure sensor, and the alarm device are respectively connected with the processing module electrically. The processing module is used for obtaining corresponding sensing signal in real time form the three-shaft acceleration sensor, the angular velocity sensor, and the pressure sensor; if two groups or more than two groups of sensing signals among the obtained sensing signals exceed respective corresponding threshold ranges and another two groups or more than two groups of sensing signals exceed corresponding threshold ranges after a preset time interval, a fall alarming signal is sent to the alarm device. Therefore, accuracy of the falling detection is substantially improved; and the wrong judgment is avoided.

The invention discloses a transformer substation indoor environment safety intelligent control system which comprises an environment control system as well as a fresh air system, an automatic discharging sub-system, a flame-proof sub-system, a safety early-warning system and a plurality of sensors which are mounted in a transformer substation and connected with the environment control system. The system has the functions of remote communication and monitoring; and in an age that more transformer substations are in unmanned management, by using the system, relevant people can query the environment information of the corresponding transformer substation easier and more conveniently, and receive a warning signal of various abnormal conditions immediately and make the corresponding treatment in time.

The invention discloses an automatic horizontal displacement and sedimentation monitoring system based on GPRS and belongs to the field of civil engineering surveying. The system comprises a surveying robot, a power source, a data transmission unit (DTU), a server and upper computer software, the surveying robot is connected with the power source and the data transmission unit (DTU) through a Y-shaped wire, one end of the Y-shaped wire is connected with the surveying robot, one of the remaining two ends of the Y-shaped wire is connected with the power source for supplying power to the surveying robot, the remaining one end of the Y-shaped wire is connected with the data transmission unit (DTU) for conducting signal transmission and instruction issuing, and the upper computer software comprises a data acquisition module, a data processing module and an early warning module. According to the automatic horizontal displacement and sedimentation monitoring system, communication with the surveying robot is achieved through the GPRS, coordinate information of a surveyed point is obtained, then horizontal displacement and sedimentation are obtained through analysis and calculation, thereby the purposes of real-time monitoring and remote control are achieved, monitoring efficiency is improved, and the cost is remarkably lowered. The system is good in universality, high in integration degree, convenient to operate, suitable for being popularized and capable of being widely applied to the construction engineering field.

The invention relates to the radiating field of batteries. The water-cooled radiator for a battery comprises a battery box, a water-cooled plate, a waterproof rubber ring, a heat conducting silicon rubber mat and a drainage switch; the water-cooled plate is the water-cooled plate based on a porous flat pipe; an open pore is formed in the side wall of the battery box to allow the water-cooled plate to penetrate through the battery box; the middle part of the water-cooled plate is arranged in the internal of the battery box; the two ends, including welded joints, of the water-cooled plate are arranged in the external of the battery box; the gap between the water-cooled plate and the open pore in the side wall of the battery box is filled by the waterproof rubber ring; the drainage switch is mounted on the wall of the battery box; a water swelling material is mounted in the drainage switch, and capable of jacking up the drainage switch by water expansion in cooled water leakage so as to discharge the cooled water out of the battery box. The water-cooled radiator for the battery has the beneficial effects that: the technical scheme of the water-cooled radiator can perform effective thermal dissipation and waterproof protection on battery modules; and the drainage switch can be opened automatically in cooled water leakage to discharge the cooled water out of the battery box, so that the waterproof performance of the battery module is further improved.

The invention provides an image-based in-vehicle moving object remote observing and warning device and method. The image-based in-vehicle moving object remote observing and warning device comprises an image obtaining module, an image processing and moving object detecting module, and a warning module, wherein the image obtaining module is used for obtaining real time scene frames in a vehicle, and therefore real time scene image data can be generated and sent to the image processing and moving object detecting module; the image processing and moving object detecting module is used for preprocessing the real time scene image data and detecting and analyzing a moving object, and a detection result is sent to the warning module when any moving object is detected in the vehicle; the warning module is used for receiving the detection result sent by the image processing and moving object detecting module and generating an alarm signal, and the alarm signal is transmitted to a networking terminal in real time. Via the device and the method provided in the invention, real scenes in the vehicle can be observed any time in real time by a vehicle owner remotely, and warnings can be received in time when any moving object is in the vehicle.

The invention discloses an intelligent nursing system for old people. The system comprises a mobile terminal, an indoor monitoring system, an outdoor monitoring system and a positioning system. A parameter setting module and an editing module are arranged in the mobile terminal. The indoor monitoring system comprises a plurality of monitoring devices arranged in a house of an old person, a plurality of pressure sensors arranged in a mattress, and a sleep state detection unit arranged on the bed head. The outdoor monitoring system comprises a moving unit arranged on the body part of the old person. The mobile unit comprises a bracelet arranged at the wrist part, a fall sensing unit arranged at the leg part and a camera arranged on the clothes. The positioning system establishes wireless connection with the mobile terminal based on a GPS positioning unit, and the positioning system is a positioning sensor arranged on the body of the old person. According to the invention, indoor, outdoorand sleep states of the elderly are comprehensively monitored, emergency situations and subtle abnormal change information of the elderly are mastered in time, measures can be taken in time, safety is high, and reliability is high.

The invention relates to a BIM model-based constructional engineering quality monitoring method and system. The method comprises the steps of obtaining a three-dimensional model about a preset construction standard action of an outer wall construction worker and a surrounding environment; acquiring image processing information of construction workers and the surrounding environment on a construction site in real time; according to the three-dimensional model, confirming the action of the construction worker in the image processing information to obtain a wrong construction action, and feeding back the wrong construction action to the background. The method comprises the steps of acquiring a standard model related to external wall construction in advance as a reference, then acquiring a processed field construction worker image in an image processing manner, comparing the field image with model data to determine whether the field construction worker meets the standard requirement in the construction process, and if not, determining that the construction quality can be affected, after comparison, when it is found that construction is not standard, transmitting feedback information is transmitted to the background so as to remind a manager to take treatment measures in time.

The invention relates to a multifunctional online water quality detection device. An online analysis instrument is of a direct current supply multifunctional integrated form; roll wheels are mounted at the bottom of a box body; a first detection pipeline and a second detection pipeline are respectively connected to a sampling system; an ion exchange column and a conductivity flow cell are sequentially connected to the first detection pipeline along the water flow direction; a conductivity sensor is arranged on the conductivity flow cell; a hydrogen ion removing tank and a sodium analyzer flow cell are sequentially connected to the second detection pipeline along the water flow direction; a sodium ion sensor is arranged on the sodium analyzer flow cell; an air pump is connected to the bottom of the sodium analyzer flow cell through an air inflation pipe; the conductivity sensor and the sodium ion sensor are respectively connected to the online analysis instrument through cables; the data processing module is connected with the online analysis instrument; and a touch screen is connected to the data processing module. The multifunctional online water quality detection device has the beneficial effects that the layout is compact, the detection is rapid and accurate, detecting parameters are more, and the working is stable.

The invention discloses a 5G-based Internet of Things power data acquisition terminal access control system and method. The system comprises a background terminal and an equipment terminal, the inputend of the background terminal is in transmission connection with the output end of the equipment terminal through a 5G data transmission module, and the output end of a central processing unit is electrically connected with the input end of a data processing unit, the input end of an exception processing unit and the input end of an early warning unit through wires. According to the invention, the input end of a printing module is electrically connected with the output end of a time module through a wire; when the power equipment is used, the operation condition of the equipment can be knownmore visually in each time period, and can be displayed to employees in the form of a dynamic chart, so that the employees can better know the operation condition of the equipment, and the employees can also print out the operation data condition of the equipment according to needs.

The invention discloses a continuous remote mobile video monitoring method based on a wireless location technology. The method comprises the steps that a guardian sends request information for checking a video of a person under guardianship to a comprehensive management subsystem through a mobile terminal subsystem; the comprehensive management subsystem obtains and verifies the request information of the mobile terminal subsystem, if the verification is successful, an optimum video data stream link channel between the mobile terminal subsystem and a high-definition video monitoring subsystem is established; and a video scheduling manager selects and sends currently located video information of the person under guardianship to the mobile terminal subsystem through an optimum video scheduling algorithm. According to the method and the system, the video provided for the guardian can be automatically switched according to the location change of the person under guardianship; the photographed video can be preferentially provided for the guardian for display in a mobile terminal; and the body feature data information of the person under guardianship can be obtained, thereby facilitating acquisition of the state information of the person under guardianship in real time.

The invention discloses an enterprise financial income and expenditure analysis system based on a cloud platform, and the system comprises a data mining module which is used for mining corresponding financial income data and financial expenditure data in a financial system according to a preset income and expenditure data mining rule; a data preprocessing module which is used for realizing classification of financial income data and financial expenditure data and realizing format standardization processing of the data; a target data acquisition module which is used for realizing acquisition oftarget data based on the financial income data and the financial expenditure data subjected to classification and format standardization processing based on a preset algorithm; and an income and expenditure analysis module which is used for operating a preset income and expenditure analysis model and / or income and expenditure analysis algorithm based on Hadoop to realize analysis of enterprise financial income and expenditure conditions according to the target data. According to the invention, automatic acquisition, arrangement and statistical analysis of enterprise financial income and expenditure data are realized, abnormal data existing in enterprise financial income and expenditure conditions can be discovered in time, and errors of manual accounting can be well avoided.

The invention discloses a risk model establishing method, a risk matching method, an equipment and a medium. The risk model establishing method comprises the following steps: obtaining at least one claim information table, wherein each claim information table corresponds to a customer ID and an insurance type; obtaining at least one claim information table. Calculating a first claim frequency corresponding to each customer ID and a second claim frequency corresponding to each insurance type, and determining a target customer ID and a target insurance type according to the first claim frequencyand the second claim frequency; Inquire the insurance information table according to the target customer ID to obtain the customer characteristic dimension, and inquire the insurance information table according to the target insurance type to obtain the insurance characteristic dimension; According to the customer characteristic dimension and the insurance type characteristic dimension, the decision tree algorithm is used to model and obtain the risk model. This risk modeling method effectively solves the problem of slow and time-consuming manual verification.

The application discloses a height-limiting rod anti-collision warning device employing a crash sensor. The device comprises a height-limiting rod, a pre-limiting rod arranged in front of the height-limiting rod, crash sensors and a control module arranged on the pre-limiting rod, and a warning device arranged on the height-limiting rod, a first crash sensor and the warning device are connected with the control module through a signal line or a wireless control module, a function of warning drivers of over-limit vehicles is provided, when the front vehicle exceeds the height, the driver of thefront vehicle is reminded to take brake measures and the driver of the rear vehicle is reminded to improve alert, and when the driver of the over-limit vehicle collides with the height-limiting rod due to failure of timely control of the vehicle, evidence can be taken in time, and the emergency is informed of a traffic accident police-calling station to facilitate subsequent processing. Accordingto the device, the structure is simple, the practicality is high, the accuracy is high, the work is reliable, the cost is low, function improvement of the conventional height-limiting rod on the roadcan be performed to achieve the goal of the device, and the material is saved.

The invention discloses an intelligent air pollution monitoring device and system. The intelligent air pollution monitoring device comprises a monitoring part and a bottom adjusting part, wherein themonitoring part comprises a cylindrical shell, an upper cover, an upright rod, an indicator lamp, an installation plate, an elastic assembly, a controller, a PM2.5 sensor, a PM10 sensor, a carbon dioxide sensor, a carbonic oxide sensor, a formaldehyde sensor, a temperature sensor, a humidity sensor, a TVOC sensor and an oxygen sensor; the bottom adjusting part comprises a cylindrical hollow base,a bottom cover, a motor, three threaded rods, three outer sleeves, a connecting rod, a driving gear, three driven gears, three fixing lugs and three bolts. The intelligent air pollution monitoring device is reasonable in design, long in service life, convenient to use and assemble, comprehensive in detection function and high in detection sensitivity, the device is designed for a chemical plant, the current market vacancy is filled in, safe production of the chemical plant can be effectively ensured, and the device is suitable for being used in chemical plant workshops of different heights.

The invention discloses a meteorological information prompting method and a prompting system thereof. The method comprises the following steps: detecting current location information of a mobile device; inquiring the current time of the current location of the mobile device according to the location information; querying corresponding weather meteorological information in a meteorological databaseaccording to the location information and the current time; judging whether the weather meteorological information includes information matched with preset warning meteorological feature information,and if so, displaying the information on the mobile device; and otherwise, not displaying the information. According to the meteorological information prompting method provided by the invention, thecurrent meteorological information of the location where the mobile device is located can be obtained, and if the warning meteorological information exists, the mobile device is prompted, and corresponding measures are taken.

The invention discloses a monitoring and management system of underground pipe network. The system comprises a central processing unit, a partition module, a primary water supply module, a secondary water supply module, a water supply data module, a user end, an analysis module, a feedback module and an operation module; according to the system, the partition module, the primary water supply module and the secondary water supply module carry out a regional and topology management structure on a water supply pipe network and a water supply device, information is collected in chunks, so that themanagement of the system and the regional checking of system information are facilitated, after the system receives the feedback information, a problem of a water supply facility is automatically detected through the analysis module, an emergency treatment is realized through the operation module, users can conveniently monitor so as to make timely measures on the water supply problem.

The invention discloses meteorological information reminding method and system. The method comprises the steps of detecting the current positioning information of an action device; inquiring the current time of the current location of the action device according to the positioning information; inquiring the corresponding weather and meteorological information from a meteorological database according to the positioning information and the current time; determining whether the weather and meteorological information include the information in match with the preset early warning meteorological feature information; if so, displaying though the action device; if not so, avoiding displaying. With the adoption of the method, the current meteorological information of the location of the action device can be obtained; in case that the early warning meteorological information are provided, the action device can be reminded of carrying out corresponding measures.

The invention discloses a wireless sensor network based farm air quality monitoring system which comprises a data acquisition front, a middle management server, a monitoring center server and a client which are in communication connection with one another. The data acquisition front is used for acquiring farm air quality data and transmitting to the middle management server, and the middle management server transfers the received farm air quality data to the monitoring center server; meanwhile, working conditions of sampling nodes are controlled, network congestion is effectively alleviated, timeliness, stability and effectiveness of the data are guaranteed, and remarkable effect in prolonging service life of wireless sensors is achieved; the monitoring center server is used for centralized processing and storing the data, a user logs on the client to check real-time monitoring information on the air quality of the nodes in a farm, effective measures are timely taken to reduce air pollution levels according to air pollution degree in the farm, and agricultural products planted and bred in the farm are ensured to be green and free of pollution.

The invention relates to a difference frequency anti-interference local discharge online monitoring device, belonging to the field of detection technique, and aiming at improving the reliability of local discharge online monitoring data. The invention comprises the technical scheme as follows: the monitoring device consists of an interference inhibiting circuit, a high-speed A / D converter, a CPU and a display; the input end of the interference inhibiting circuit is connected with a local discharge sensor; output signals are connected to the IN end of the high-speed A / D converter; the ends B1 to B12 of the high-speed A / D converter are connected with the ends D0 to D11 of the CPU; and the display is connected with a PORTO interface of the CPU. The invention can effectively inhibit interference signals in the local discharge signals, ensures that the monitoring data is accurate and reliable, provides strong support for maintenance of high-pressure power equipment and greatly improves themaintenance quality of power equipment.

The invention discloses a transformer housing with fire preventing and extinguishing functions. The transformer housing comprises a housing. The transformer housing is technically characterized in that the housing is an aluminum alloy housing; a transformer room is arranged at the upper part of the housing; a control room is arranged at the lower part of the housing; a temperature sensor and a flame sensor are arranged in each side surface of the transformer room; air heat exchangers communicated with an external fan are arranged on the left and right side surfaces of the transformer room; a fire extinguishing agent storage tank is arranged in the transformer room and is connected with atomizing nozzles uniformly distributed on the top of the transformer room through a fire extinguishing agent conveying pipeline; an electromagnetic valve is arranged on the fire extinguishing agent conveying pipeline; a central controller is arranged in the control room; the temperature sensor and the flame sensor are both connected with the central processor through an A / D converter; and the central controller is connected with the fan and the electromagnetic valve. The transformer housing has the fire preventing and extinguishing functions, can perform cooling on a transformer according to actually measured temperature around the transformer, also can detect whether a fire outbreak phenomenon occurs to the transformer or not in real time, and is used for performing fire extinguishment through a fire extinguishing agent in time if the fire outbreak phenomenon occurs.

The invention provides a fault-tolerant control method of an air conditioner and the air conditioner. The method comprises the following steps: sampling alternating-current voltage and direct-currentvoltage, obtaining an alternating-current voltage sampling value and a direct-current voltage sampling value, judging whether the direct-current voltage sampling value meets a first preset condition or not, and if the direct-current voltage sampling value meets the first preset condition, operating according to an average current PFC control algorithm, otherwise, operating according to an adaptivePFC control algorithm. The invention further provides the air conditioner, the air conditioner comprises the controller storing the fault-tolerant program, and the fault-tolerant control method of the air conditioner according to any one of the claims 18 can be achieved. According to the invention, the redundancy design of the algorithm is utilized, and the self-adaptive PFC control algorithm isused as an alternative scheme of the average current PFC control algorithm, so that the air conditioner can still normally operate under the condition of a direct-current voltage sampling fault, the hardware of the air conditioner is protected from being damaged, and meanwhile, the normal refrigerating and heating functions of the air conditioner are not influenced, so that experience of the useris guaranteed.

The invention discloses a lithium battery discharge over-current protection system. The system comprises a lithium battery box. A linkage rod is movably inserted into a cylinder body. The linkage rodis fixedly connected with a limiting plate. One side of the limiting plate is provided with a first spring. The first spring sleeves the outside of the linkage rod. The upper end of the linkage rod isprovided with an electrode cover. The electrode cover sleeves an electrode of a lithium battery pack, and the lower end of the linkage rod is magnetically connected with an electromagnet. According to the invention, the electrode cover of the lithium battery is mounted on the linkage rod in the cylinder body; the linkage rod is adsorbed on the electromagnet; through the adsorption force of the electromagnet, the electrode cover covers the electrode of the lithium battery pack; the temperature in the battery cover is monitored through a temperature sensor; and when the temperature is too high,the electromagnet is switched off to lose magnetism, the electrode cover is bounced upwards by the elastic force of the first spring of the cylinder body, the electrode cover is separated from the electrode of the lithium battery pack, and therefore the lithium battery pack is protected against damage caused by too high temperature in the discharging process.

The invention discloses a low-temperature liquid tank container barrel butt-joint tool and a butt-joint welding method. The butt joint tool comprises a barrel body positioning device and a barrel opening coaxial butt joint device. The barrel body positioning device comprises a base and a pair of barrel body supporting and rotating assemblies arranged on the left side and the right side of the upper portion of the base. The cylinder opening coaxial butt joint device comprises a height-adjustable supporting seat which is fixedly arranged on the base and located under the butt joint portion of the cylinder body, a rigid annular ring supported on the height-adjustable supporting seat, and a diameter segment difference automatic compensation centering device arranged on the rigid annular ring. The diameter segment difference automatic compensation centering device comprises a middle annular groove formed in the outer circle of the middle of the rigid annular ring, a pair of annular segment difference compensation grooves formed in the outer circle of the rigid annular ring and located on the two sides of the middle annular groove, and a pair of annular rubber elastic tires correspondingly arranged in the pair of annular segment difference compensation grooves. According to the invention, the efficiency of assembly butt joint operation and the quality of butt joint welding of the barrel are improved.

The invention provides a paper delivery device which comprises a shell and a paper guide plate arranged in the shell. The paper delivery device is provided with a paper inlet and a paper outlet and comprises a lower paper arching plate which is articulated with one end of a paper inlet of the paper guide plate and an area above the paper inlet and the paper outlet of the paper delivery device and the lower paper arching plate is a paper delivery channel. Compared with the prior art, the paper delivery device has the beneficial effects that printing paper is delivered in a curve and the lower paper arching plate is arranged; when the curved printing paper is pulled to be a straight line approximately by a person, and the printing paper which is pulled to be straight applies a force to the lower paper arching plate to press the lower paper arching plate to swing, a swing signal is detected by a first sensor so that the printing paper delivery operation that the printing paper is pulled is judged and a treatment measure is taken in time to prevent the waste of printing paper and the damage to the printer.

The invention discloses a bridge floor crack supervision method and system based on binocular vision. The method comprises the following steps: acquiring crack depth information and crack width data information at a fixed point position; extracting crack depth information and crack width information related to a bridge floor crack from bridge floor historical detection information, and training the obtained information to obtain a training model of the crack depth information and the crack width information; forming information of the obtained crack depth information and crack width data information is judged according to a training model; and estimating the bridge deck crack development trend according to the formed information. The width information and the depth information about the bridge floor crack detected by the crack detection device in real time are compared with data in the training model for judgment, and the development trend of the crack is judged based on the training model according to the detected data, so that a worker can take processing measures in time according to the development trend of the crack, the crack does not need to be detected regularly, and the convenience is improved.

The present invention relates to the device maintenance and detection technology field, especially to a wall-mounted gas boiler cloud maintenance and detection system. The system comprises a hardware terminal, a cloud center and a user terminal; the hardware terminal comprises an inductor set, a parameter input module, a cloud connection module and a help module; the cloud center comprises a data collection unit, an operation unit and an early warning unit; and the user terminal comprises a display unit, a maintenance prompting unit and a help module. Wall-mounted gas boiler repairing and maintenance data is calculated according to a plurality of parameters such as the brand of wall-mounted gas boiler, a space area where the wall-mounted gas boiler is located, the power of the wall-mounted gas boiler, the service life of the wall-mounted gas boiler, the water supply quality, combustion gas quality and the manufacturer equipment quality of the wall-mounted gas boiler so as to give a maintenance scheme with excellent pertinency for users, avoid the unreasonable conditions of excessive maintenance and lacking of maintenance, prolong the service life of the wall-mounted gas boiler and improve the usage reliability and safety.