34results about How to "Avoid omissions" patented technology

The bedside monitoring room alarm bracelet comprises a monitor and a bracelet body, a bracelet watchband is connected to the bracelet body, a wireless transmission module is installed on the monitor and is used for wirelessly transmitting monitoring information on the monitor, a processor module, a display module, an alarm module and a power module are installed on the bracelet body, the wireless transmission module is electrically connected with a wireless receiving module through wireless connection, the monitoring information collected by the monitor and received by the wireless receiving module is collected and processed by the processor module, alarm information is transmitted to the display module on the bracelet body, and the processor module simultaneously alarms and reminds medical staff wearing the bracelet through the alarm module, so that the medical staff can timely understand the condition of the patient, the bracelet is muted after alarming, the medical staff can know which patient under their jurisdiction alarms first, the alarm content and make a quick response.

The application relates to a server change information determination method and device, computer equipment and a storage medium. The application relates to big data and artificial intelligence technology means. The method comprises the following steps: acquiring three-dimensional structure image information of a server room server, feature identification information of all servers contained in the server room server, and current state information of the servers, and collecting real-time change image information of the server room server; the change image information is image information corresponding to a change operation on the server; a feature image of the server contained in each change image information is extracted, and target servers corresponding to each change image information are identified based on the three-dimensional structure image information of the server room server, the feature identification information of the servers, and the feature image of each change image information; and change information of each target server is determined based on the current state information of each target server. The method can improve the determination efficiency of the server change information.

This application discloses an automatic data management function generation system and device, applied in the database field. The device is equipped with the system. The system includes: a data source design module for generating table metadata in response to user input commands in a graphical design interface; an automatic form generation module for generating front-end code for forms by recognizing the table metadata; a business layer data encapsulation module for encapsulating the front-end form data, enabling the encapsulated form data to interface with back-end business logic; and a historical data management module for storing historical versions of form data. This reduces workload while avoiding code oversights and errors caused by human error.

The application discloses a kind of marine ecosystem full-chain accounting methods for account-oriented collection, comprising: identifying the asset type of marine ecosystem in accounting area, obtaining spatial distribution and area information, generating asset directory list;According to the asset directory list, marine ecological products are classified;The area data of each asset is imported into the physical quantity accounting account;Based on the value evaluation model, the value in the physical quantity accounting account is converted into the value of the base year constant price measurement, and the value of each type of marine ecological product is calculated respectively;Establish a digital accounting account, the digital accounting account includes the physical quantity accounting account and the value accounting account, and the mapping association between them;According to the preset administrative path or asset path, the value in the value accounting account is aggregated to generate the total value of marine ecosystem assets.The present application provides reliable technical support for marine ecological management and value conversion.

The present application relates to a method, device, equipment and medium for verifying the commissioning status of power equipment, and relates to the technical fields of power engineering auditing and artificial intelligence. It includes: parsing the submitted review materials using a multimodal document parsing model; inputting the dispatching operation power time series into a variational autoencoder model for sequence reconstruction calculation to obtain the reconstruction error and generate a time series anomaly feature component; generating a trajectory space anomaly feature component based on the spatio-temporal data of project personnel clock-in and the benchmark coordinates of the equipment ledger, and at the same time performing error level analysis on the on-site commissioning image data to generate an image anti-counterfeiting anomaly feature component; submitting the above multi-source heterogeneous data to a multimodal large model for cross-comparison and logical reasoning, breaking the limitation of only relying on the submitted review materials by a single party, identifying forgery behaviors from the source. With the equipment identifier as the only primary key, in the face of false commissioning scenarios with strong concealment and across multiple links, a multi-dimensional cross-verification closed loop is formed to identify deep造假行为 is misspelled. It should be "deep造假行为 is misspelled. It should be "deep forgery behaviors" here. So the corrected translation is as follows: The present application relates to a method, device, equipment and medium for verifying the commissioning status of power equipment, and relates to the technical fields of power engineering auditing and artificial intelligence. It includes: parsing the submitted review materials using a multimodal document parsing model; inputting the dispatching operation power time series into a variational autoencoder model for sequence reconstruction calculation to obtain the reconstruction error and generate a time series anomaly feature component; generating a trajectory space anomaly feature component based on the spatio-temporal data of project personnel clock-in and the benchmark coordinates of the equipment ledger, and at the same time performing error level analysis on the on-site commissioning image data to generate an image anti-counterfeiting anomaly feature component; submitting the above multi-source heterogeneous data to a multimodal large model for cross-comparison and logical reasoning, breaking the limitation of only relying on the submitted review materials by a single party, identifying forgery behaviors from the source. With the equipment identifier as the only primary key, in the face of false commissioning scenarios with strong concealment and across multiple links, a multi-dimensional cross-verification closed loop is formed to identify deep forgery behaviors.

The utility model discloses single cylinder control multi -claw mechanism relates to mechanical automation technical field, it is designed to solve the traditional multi -claw mechanism in the process of using, adopt the mode of independent drive of multiple power source, lead to the problem of high production cost, and high failure rate, including clamping subassembly, oil injection subassembly and oil recovery subassembly, oil injection subassembly sets up at the top of clamping subassembly, oil recovery subassembly sets up at the bottom of one side of clamping subassembly, clamping subassembly includes frame, one side of the bottom of frame is provided with cylinder, and the output of cylinder is provided with movable plate, the top of movable plate is provided with support plate, and support plate is located inside the frame. The utility model discloses through design clamping subassembly, not only greatly reduced hardware procurement cost, also reduced the arrangement of circuit and air pipe, make the whole structure of mechanism more simple, and the space occupancy rate reduces 30% or more, can nimble adaptation narrow production station.

The utility model discloses an insulator defect detection device based on the acoustic image fusion technology, and particularly relates to the field of power transmission line maintenance, the insulator defect detection device comprises a connecting frame, an insulator is arranged at the bottom of the connecting frame, a ring winding detection mechanism and a padlock mechanism are arranged on the outer wall of the connecting frame, and the ring winding detection mechanism comprises a gear motor arranged on one side of the connecting frame. The gear motor is arranged in a vertical state, a threaded rotating rod is arranged at the bottom of the gear motor, the threaded rotating rod is arranged vertically downwards, the length of the threaded rotating rod is larger than that of the insulator, and the outer wall of the threaded rotating rod is in threaded connection with a supporting plate; according to the utility model, the ring winding detection mechanism and the padlock mechanism are arranged, and the structure of the detection equipment is driven to rotate around the outer side of the insulator, so that the equipment for detecting the defects of the insulator can surround the outer side of the insulator to carry out comprehensive detection; and the condition of omission caused by incomplete insulator defect detection effect is avoided.

The utility model relates to monitoring sampling device technical field discloses quick sampling device for water pollution monitoring, including water storage cylinder, a plurality of water inlets are arranged in the top of water storage cylinder outer wall, the reserved slot is arranged in the top edge of water storage cylinder, the reserved slot is linked with the water inlet, the inner wall detachable connection of reserved slot has the plugboard, the top fixedly connected with the top cap of plugboard, the top cap, the plugboard outer wall bottom is provided with the filter screen compatible with water inlet, the fixed sleeve rod is fixedly connected with the water storage cylinder top axle center, the fixed sleeve rod is connected with the top cap through the positioning assembly. In the utility model, through the detachable cooperation of reserved slot and plugboard and positioning assembly, the filter screen is quickly disassembled to prevent monitoring error without tools, and the medicine storage bag, the medicine adding bin and the slide rod, the reset assembly linkage, press the slide rod to complete the medicine adding, the medicine storage bag can be replaced, the omission is avoided and the medicine adding precision adaptability is improved.

The invention relates to the technical field of monitoring, in particular to an intelligent monitoring method and system for residential area security. According to the technical scheme, the method comprises the following steps that identity information of a visitor is obtained and verified, a visitor information file is established after verification is passed, and an activity permission area is distributed; monitoring data are collected and preprocessed, and monitoring information data and visitor position information are obtained. Dangerous action recognition is performed on the monitoring information data, and danger recognition factors are obtained in combination with the position information of the visitor. And judging whether the danger identification factor is greater than a preset standard factor, if so, sending an alarm signal, and if not, not sending the alarm signal. The dangerous action recognition precision is high, the recognition accuracy is higher, the response speed is higher, and potential safety hazards can be found in time. Excessive manual intervention is not needed, the labor cost is effectively reduced, careless omission of manual guarding is avoided, and the intelligent level of security work of the residential area is improved.

The utility model discloses a composite fiber non-woven fabric crease-resistant finishing device which comprises a mounting frame and a mounting frame, the mounting frame is fixedly mounted in the mounting frame, four groups of symmetrically distributed positioning frames are arranged in the mounting frame, two groups of symmetrically distributed first push rods are slidably mounted in the mounting frame, and the first push rods are slidably mounted in the mounting frame. Two sets of symmetrically distributed second push rods are slidably mounted in the mounting frame, fixing frames are arranged on the four sets of positioning frames, first sliding rods are fixedly mounted in the two sets of positioning frames on the right side, the fixing frames on the right side are slidably connected with the corresponding first sliding rods in a sleeving mode, and cams are rotatably mounted on the positioning frames on the right side; four sets of positioning frames and fixing frames are driven through sliding of two sets of first push rods and second push rods, non-woven fabric unfolding is assisted, and in the unfolding process, two sets of fixing frames on the right side are driven to drive the right end of the non-woven fabric to shake through cooperation of cams, first sliding rods and second sliding rods on the two sets of positioning frames on the right side; the non-woven fabric is opened and shaken to smoothen wrinkles.

The embodiment of the invention provides a thermal management strategy configuration method and device of an energy storage system, equipment and a medium, and is applied to computer equipment, and the method comprises the steps: obtaining the output power, output by an energy storage converter, of each cycle round of a battery system by configuring the working condition parameters of the energy storage system and the cycle round of the battery system; calculating battery system working parameters corresponding to each cycle round and an average value of the battery system working parameters according to the output power, performing multiple cycle simulations according to the average value of the battery system working parameters, and generating charging energy data, discharging energy data and auxiliary system power consumption energy data corresponding to each cycle simulation; the cycle charging amount and the energy efficiency of each cycle are respectively calculated through the charging amount calculation model and the energy efficiency model, the thermal management strategy is generated according to the cycle charging amount and the energy efficiency and is configured to the thermal management system, and the adaptation degree of the thermal management strategy and energy storage battery management is improved.

The utility model discloses an electrolytic copper drying oven, its structure includes drying case, inner baffle and bottom board, through the inner baffle divides the drying case into several layers, makes the electrolytic copper can reduce the situation of mutual contact when putting into the inside, makes dry mutual interference, accelerates the drying rate, and when putting down, the spring compression of inside opens the force block of both and inserts the electrolytic copper into the inside clamping, makes dry stability better, reduces the inclination side, and the electrolytic copper plate can make the position of the electrolytic copper plate clamping of the rolling bar change under the adjustment of bottom board under the rolling down of the rolling bar, so that it is clamped at different positions, and the drying heating effect is better, reduces the drying omission situation of electrolytic copper plate, and the heat penetration hole is arranged on the both sides of the heating cavity in the inner baffle, so that the both sides dry the electrolytic copper plate, and the drying efficiency is faster.

This invention provides an automatic event handling method, apparatus, and system based on semantic analysis, relating to the field of semantic analysis technology. The method includes: acquiring reported information; determining semantic integrity features, event urgency features, and reporting time features based on the reported information; determining recall priority parameters based on the semantic integrity features and event urgency features; determining a correction strategy based on the relationship between the semantic integrity features and a integrity threshold; determining coarse-ranking priority parameters based on the correction strategy and the recall priority parameters; determining target priority parameters based on the coarse-ranking priority parameters and the reporting time features; and determining an event handling sequence based on the target priority parameters. This method introduces a comprehensive judgment of the semantic integrity and accuracy of the reported information, overcoming the shortcomings of related technologies that rely solely on urgency assessment, thereby improving the accuracy and comprehensiveness of information processing.

This invention relates to the field of PCB design technology, specifically disclosing a method for rapid output of PCB photoplot files based on a rule engine. The method includes: the user selecting the EDA software and the path to the PCB board; upon first use, analyzing the location and content of each file in the folder based on the user-provided archive file template, generating secondary development code adapted to the selected EDA software; based on the generated secondary development code, outputting the Fab folder, Assembly folder, and various files for archiving according to a preset process; integrating automatically extracted files and user-provided files, and outputting the final photoplot file according to a standard archiving order. Automatically archiving and organizing photoplot files according to rules avoids omissions, saves significant repetitive work time, and prevents major errors caused by oversights.

The invention discloses a bathroom pipe sealing performance detection tool, and relates to the technical field of bathroom pipe sealing performance detection, the bathroom pipe sealing performance detection tool comprises a body mechanism, the body mechanism comprises a base, and a detection mechanism is arranged above the base; the detection mechanism comprises a screening unit, the screening unit is located above the base, and the screening unit is used for rapidly screening whether the bathroom pipe fitting leaks or not; the detection mechanism comprises a positioning unit, the positioning unit is located above the base, the screening unit is used in cooperation with the positioning unit, and the positioning unit is used for accurately positioning the leakage position of the bathroom pipe fitting; the detection mechanism is arranged on the base, the rechecking mechanism is arranged above the base, the detection mechanism and the rechecking mechanism are used in cooperation, and the rechecking mechanism is used for conducting secondary rechecking on leakage points of the bathroom pipe fitting with leakage. According to the bathroom pipe fitting sealing performance detection tool, through arrangement of the screening unit, when the bathroom pipe fitting leaks, the bathroom pipe fitting is switched to the other mounting frame, and the leakage phenomenon is avoided; therefore, the position of the leakage point is confirmed.

The utility model discloses a kind of auxiliary recording devices for salad dressing food processor, it is related to food processor technical field, including food processor body and cooking jar, cooking jar is installed on food processor body, sleeve is provided at cooking jar front side, sleeve is fixedly installed on food processor body, rotating shaft is rotatably connected in sleeve interior, rotating shaft outside is evenly provided with several columns of label group, several columns of label group are annular array arrangement on rotating shaft outside, and label group is composed of several upper and lower label blocks, and several upper and lower label blocks are evenly arranged on rotating shaft outside.The utility model is through the design of label group, rotating shaft, recording shield and formula display, can automatically record feeding process, in the process of every closure plate opening / closing, the raw material of corresponding label block is put, and in the process, the automatic shielding of corresponding label block is completed by recording shield of automatic downward movement, avoid feeding forget or error, improve the accuracy, efficiency and operation convenience of feeding, reduce raw material waste.

This application proposes a control method, device, electronic device, and storage medium for a cleaning robot. The method includes: acquiring sensor data collected by the cleaning robot during historical cleaning processes, the sensor data including sensor data from at least multiple location points; determining at least one virtual boundary based on the sensor data from the multiple location points; and performing cleaning control on the cleaning robot based on the virtual boundary. The virtual boundary, determined by combining the sensor data collected during historical cleaning processes, accurately describes the location to be cleaned, thereby enabling comprehensive cleaning of all cleanable locations and preventing some cleanable locations from being missed, thus improving cleaning efficiency.

The application belongs to the technical field of engineering construction and digital management, and particularly relates to an engineering construction simulation system and method based on BIM, which comprises a BIM model construction unit, a multi-source data acquisition unit, a data fusion processing unit, a multi-dimensional simulation unit and a visual display unit; the multi-dimensional simulation unit is embedded with an artificial intelligence algorithm, and comprises a construction scheme optimization module based on a graph neural network and reinforcement learning, a construction progress prediction module based on an LSTM-TCN hybrid model, a cost optimization simulation module based on deep reinforcement learning and an intelligent decision engine; the application realizes intelligent prediction, autonomous optimization and dynamic closed-loop management and control of the construction process through the AI algorithm, can effectively reduce the pipeline collision rate, give early warning of progress deviation and dynamically control the construction cost, significantly improves the accuracy and adaptability of the construction simulation, and has high engineering application value.

The utility model provides a kind of dish machine, comprising: shell, drive motor is fixedly installed in shell inside bottom, water pump is fixedly installed in shell inside back one side, fan is fixedly installed in shell inside back middle part.This kind of dish machine, by being provided with electronic magnifying glass, display screen one, polishing groove, water pump, water supply pipe, fan and filter element etc., electronic magnifying glass and display screen one constitute intelligent quality inspection system, capture workpiece microscopic flaw, guarantee polishing accuracy;Polishing groove, water pump and water supply pipe constitute cooling cleaning unit, and the dust generated by polishing is soaked, to prevent dust splashing, avoid polishing process to be interfered with dust chip;Fan linkage filter element forms air circulation system, not only can high -efficient heat dissipation, prevent equipment overheating, but also can purify the dust water vapor generated by polishing, reduce environmental pollution and equipment loss, these structures cooperate with each other, not only significantly improve the efficiency and quality of workpiece polishing, but also optimize the stability and durability of equipment.

This invention provides a multi-component liquid dispensing system, relating to the field of biopharmaceutical laboratory technology. It comprises a liquid delivery system, a quantitative system, an error-prevention system, and supporting software. The liquid delivery system includes a main base, a peristaltic pump module, and an upper tube rack. The peristaltic pump module is fixedly connected to the top of the main base. A precision balance is mounted on the upper part of the main base. A side Z-shaped slide rail is symmetrically fixedly connected to the top of the main base. An upper connecting bracket is fixedly connected to the middle of the side Z-shaped slide rail. A positioning column is slidably connected to the upper end of the upper connecting bracket. A central support spring is fixedly connected between the positioning column and the upper connecting bracket. A tube rack is fixedly connected to the middle of the main base. This invention enables automatic liquid addition and quantitative dispensing, avoiding errors caused by missed additions, duplicate additions, and manual addition. It replaces most manual operations and solves the problems of high workload, inter-bottle and batch variations, and difficulty in maintaining product formula confidentiality during large-scale product preparation.

The invention discloses a power generation vehicle safety intelligent monitoring system based on image automatic identification and trend prediction, which comprises a video monitoring subsystem, an intelligent analysis subsystem and a vehicle-ground wireless transmission subsystem, and is characterized in that the video monitoring subsystem is connected with the intelligent analysis subsystem and the vehicle-ground wireless transmission subsystem; the video monitoring subsystem comprises a vehicle-mounted video monitoring server and a plurality of high-definition cameras respectively connected with the vehicle-mounted video monitoring server; the intelligent analysis subsystem comprises an intelligent analysis host, the intelligent analysis host is connected with a vehicle-mounted video monitoring server, the vehicle-ground wireless transmission subsystem comprises a transmission server and a communication antenna, and the transmission server is respectively connected with the vehicle-mounted video monitoring server and the communication antenna. Therefore, through real-time monitoring and intelligent early warning, the abnormal condition of the generator car unit can be captured in time, rapid response is achieved, the railway transportation safety level is effectively improved, and the labor cost is reduced.

The application relates to a test case processing method and device, computer equipment and a storage medium. The method comprises the following steps: obtaining a page resource address corresponding to a test case recording request, displaying a target page corresponding to the page resource address based on the page resource address, determining operation time and event types corresponding to at least one operation event triggered on the target page. For each operation event, the event filtering condition corresponding to the operation event is determined based on the event type of the operation event, the operation event is taken as an assembled operation event under the condition that the operation event meets the event filtering condition, the assembly sequence is determined according to the operation time of each assembled operation event, at least one assembled operation event is assembled according to the assembly sequence, a test case is obtained, and at least one assembled operation event is played back on the target page through the test case. The method can reduce resource consumption and improve test processing efficiency.

The application relates to the technical field of unmanned aerial vehicle fluid spraying, and discloses a single-motor-driven fluid spraying device, which comprises a speed reduction motor, a long light shaft, a driving bevel gear and two short parallel light shafts.The single-motor-driven fluid spraying device can efficiently decompose single-axis rotating power into two routes of vertical rotating power through the cooperation between the components, and the two short light shafts automatically obtain opposite rotating directions.This transmission mode omits the complex worm gear or multi-stage gear reversing mechanism in the traditional scheme, greatly simplifies the transmission chain, effectively improves the power transmission efficiency, significantly reduces the overall volume and weight of the device, reduces the noise and vibration in the transmission process, and enables the device to better adapt to the compact and light mounting requirements of the unmanned aerial vehicle.

The invention relates to the technical field of environmental assessment text processing, and discloses an intelligent auditing system for an environmental assessment report based on dynamic classification and knowledge mapping, which enables a classification system to automatically identify a novel pollution type and dynamically adjust a type boundary through multi-source data fusion and an incremental learning algorithm. The method ensures that the classification result always meets the newest environmental policy requirement, and ensures that the knowledge base can synchronize the newest standard specification content in real time by establishing a classification system and a trigger updating mechanism of the standard specification, thereby achieving the effect of comprehensively improving the professionalism and timeliness of the environmental assessment system. The system can automatically adapt to environmental policy changes and technical standard updating, can maintain scientificity of a classification system and integrity of a knowledge base without manual intervention, ensures that newest and most relevant standard specifications can be called for professional judgment when various environmental assessment reports are audited, and remarkably reduces audit deviation caused by knowledge lag.

The utility model discloses a temperature monitoring and early warning device for an asphalt pavement. The temperature monitoring and early warning device comprises a mounting seat, a traction piece, a road detector, a power supply board, a marking device, an early warning device and a monitoring sensor, the marking device is arranged, the infusion pump is started to pump pigment into the liquid injection disc, so that the liquid injection disc can store the pigment, it is guaranteed that the liquid injection disc can provide the pigment for the marking mechanism, a problem road section is marked through the marking mechanism, a worker can quickly find a defective road section, and the working efficiency is improved. Defect omission caused by insufficient light is avoided, the marking device is matched with the road tester to operate, the marking device can mark a striking maintenance mark in real time, the situation that road sections are omissed in the follow-up road section maintenance process of road administration personnel is avoided, and the problem that in original equipment, due to time change, the maintenance time is shortened is solved. The problem that some defects are not striking enough and missing defects exist due to the fact that the intensity of light rays goes by time is solved.

The invention relates to a multipath signal error modeling method considering the influence of obstacles. The method comprises the following steps: respectively calculating the condition that a direct path from each emission source to a receiver is shielded by urban buildings, and if a direct path exists, calculating related information of arrival power and phase delay corresponding to the direct path. And recursively solving the 1-order reflection path to the n-order reflection path of each emission source until the arrival power of the n-order reflection path is smaller than the receiving threshold, and calculating the relevant information of the arrival power and the phase delay corresponding to all the reflection paths. And recursively solving diffraction paths from the first order to the mth order of each emission source until the arrival power of the diffraction path of the mth order is smaller than a receiving threshold, and calculating relevant information of the arrival power and the phase delay corresponding to all the diffraction paths. And according to the sequence of the emission source, the intermediate point and the receiver, connecting each reflection path or diffraction path, and constructing a multipath signal model. By adopting the method, the receiver performance and the positioning precision can be improved.

The utility model belongs to the technical field of scented tea processing, and particularly relates to a multi-layer type scented tea processing and airing device which comprises two symmetrically-arranged supporting frames, rotating connecting shafts are rotationally connected into the supporting frames, connecting plates are fixedly connected to one sides of the rotating connecting shafts, a connecting frame is fixedly connected between the two connecting plates, and the rotating connecting shafts are fixedly connected with the connecting frames. The device comprises a connecting frame, mounting grooves are symmetrically formed in the connecting frame, a mounting frame is mounted in the mounting grooves in an adsorption manner, a connecting rod is mounted in the mounting frame, a plurality of counterweight rods are slidably connected to the connecting rod, an airing frame is arranged on one sides of the counterweight rods, and adsorption cotton cloth is fixedly connected to one side of the airing frame. According to the scented tea airing device, liquid on the surface of scented tea can be adsorbed in the scented tea airing process, the airing efficiency of the scented tea in the airing process can be improved, workers can turn over the scented tea conveniently, and the situation that part of the scented tea is omitted when the scented tea is turned over manually is avoided.

This invention provides an intelligent in-machine inspection device and method. The device includes: a probe signal transmitter, mounted on the tool post of a CNC machine tool to move with each axis of the machine tool for in-machine inspection of the machined workpiece; a probe signal receiver, mounted on the CNC machine tool and wirelessly connected to the probe signal transmitter for receiving inspection data collected by the probe signal transmitter; a CNC machine tool control system, communicatively connected to the probe signal receiver for receiving inspection data fed back by the probe signal receiver and generating error detection results; and a host computer system, communicatively connected to the CNC machine tool for receiving error detection results transmitted by the CNC machine tool and generating an inspection report. This invention achieves automatic in-machine inspection, real-time error compensation, and automatic data transmission for wheel hub machining, solving the technical problem that existing inspection methods cannot meet the requirements of fully closed-loop intelligent in-machine inspection.

The application relates to the technical field of ECU management, and discloses an ECU boot dynamic self-recovery system, method and device based on an on-vehicle diagnosis communication protocol and physical sensing, which are characterized in that the technical scheme comprises a microcontroller, a nonvolatile memory, a memory protection unit and a power supply voltage detection unit; the microcontroller runs the boot guarantee module, the logic evolution module, the dynamic driving unit and the snapshot management and power-off solidification unit; the boot guarantee module is used for power-on priority startup, snapshot state reading, fault self-recovery and breakpoint continuation; the logic evolution module is used for executing the boot loader main body service; the dynamic driving unit is loaded into the running memory and is used for executing the erasing and writing operation on the updatable boot area and updating the snapshot information in the running memory in real time during the flashing process; the power supply voltage detection unit is used for triggering the power-off processing; and the snapshot management and power-off solidification unit is used for responding to the power-off signal and writing the snapshot information into the snapshot storage area.

The utility model belongs to the technical field of underground pipeline water leakage detection, and discloses an accurate positioning device for accurately monitoring underground pipeline water leakage points, which comprises a mobile platform and a positioning sensor, the mobile platform is composed of a mobile base, a supporting column, a pushing handle and a top plate, and a fixing frame is fixedly mounted at the top of the mobile base. An adjusting structure for adjusting the position of the positioning sensor is arranged on the fixing frame, and a marking mechanism is mounted on the moving platform; the marking mechanism comprises a pump body controlled by a remote controller to start and stop, a spray head is installed at the output end of the pump body through a discharging channel, a dye box is installed at the top of the top plate, a feeding pipe is arranged between the dye box and the pump body, and the end, away from the pump body, of the feeding pipe penetrates through the dye box and extends to the bottom wall of an inner cavity of the dye box. A plurality of limiting grooves are formed in the inner cavity wall of the cylindrical groove. According to the utility model, the ground area can be conveniently marked in time, and the phenomenon of omission can be avoided.