48results about How to "Realize continuous acquisition" patented technology

The invention discloses a five-axis linkage machine tool rotation shaft geometric error continuous measurement method. The method comprises the steps that a laser displacement sensor is arranged on a spindle of a five-axis linkage machine tool; three non-collinear calibration balls are arranged on the work bench, and the homogeneous coordinate expression of each calibration ball is set; a swing axis A and a rotary axis C are used as calibration axes; the laser displacement sensor is used to measure the position deviation of the center of each calibration ball in X , Y and Z directions when the swing axis A and the rotary axis C in different corners; and according to the position deviation of the center of each calibration ball and the homogeneous coordinate expression of each calibration ball, geometric errors of the swing axis A and the rotary axis C are calculated. According to the invention, an oblique surface is used to establish the mapping relationship among the position deviation of a rigid body to be measured in X, Y and Z directions; translation in X, Y and Z dimensions is mapped to distance change in a single dimension; one-time chucking and continuous sampling are realized at the same time; and the method has the advantages of high measurement efficiency and high precision.

The invention discloses a deep-sea anchor-system subsurface-buoy system based on satellite communication data real-time transmission. The deep-sea anchor-system subsurface-buoy system comprises a water-surface buoy system, a vertically-arranged plastic covered steel cable, a secondary floating body, an anchoring mooring part, a releasing unit, a primary floating body and a plurality of glass floating balls, and the deep-sea anchor-system subsurface-buoy system also comprises a frame body arranged between the main floating body and the releasing unit and used for carrying deepwater measuring apparatuses; a lifting adjusting mechanism for driving all the deepwater measuring apparatuses to move up and down along the plastic covered steel cable to measure measurement data of sections at different water-depth portions is arranged on the frame body. Through the lifting adjusting mechanism, continuous data monitoring of underwater preset depth distance sections can be achieved, and the void that continuous collection of section information under all temperature-salinit deepwater in different water depths cannot be carried out at present is filled; automatic control is achieved through a controller, the structure is reasonable, and running is stable; through an arranged lifting-adjusting auxiliary part, the resistance of the frame body in the ascending or descending process along the plastic covered steel cable is smaller, and running is more stable.

The invention relates to the filed of precise agricultural research, and discloses an observation device and method. The device comprises a movable device and an observation scaffold (5) with adjustable height, wherein the observation scaffold (5) with adjustable height is fixed on the movable device; the movable device is provided with a storage battery at the side opposite to the observation scaffold (5); the observation scaffold (5) comprises a support frame (3); an arc-shaped track (8) with an adjustable azimuth angle and an adjustable zenith angle is arranged on the observation scaffold (5); the arc-shaped track (8) comprises an instrument platform (10) which can carry a plurality of different sensors; and the observation scaffold (5) is provided with a hydraulic jack (2). In the invention, by means of omnibearing and multi-angle movements of different sensors on the arc-shaped track, tridimensional spatial information of a same target ground object can be continuously collected.

The invention provides a ground penetrating radar and differential GPS time synchronization method and a system. The method and the system solve the accurate positioning problem of a conventional ground penetrating radar during the large-area, long-distance and continuous data acquisition process in the prior art. According to the invention, a ground penetrating radar and a differential GPS are combined to form an integrated data acquisition system. The same pulse-triggered ground penetrating radar and the GPS are utilized, and the absolute GPS time is adopted as a reference. Meanwhile, in combination with the track pitch of the data acquisition of the ground penetrating radar and the precision of a distance measuring wheel, the data of each track in the image of the ground penetrating radar can be accurately matched with the position information. According to the invention, the defects of a traditional method, such as slow data acquisition efficiency, small range, slow data updating speed for real-time communication data through an existing differential GPS digital serial port, can be overcome. The image positioning precision of the ground penetrating radar is improved fundamentally and the positioning precision thereof can reach the centimeter level. Therefore, the requirement of the general geological exploration is met. The position information during the data acquisition process of the ground penetrating radar can be accurately acquired and the data acquisition step is simplified. The positioning precision and the working efficiency are improved.

The invention discloses a MEMS-based three-dimensional intelligent soil displacement monitoring device and method, and the device comprises a data collection server, an inclinometer tube, N stages of monitoring rods disposed in the inclinometer tube, and MEMS attitude angle sensors anchored at the lower ends of the interiors of each stage of monitoring rods through fixed installation supports, and the MEMS attitude angle sensors are connected in series through a multi-stage connection line. The MEMS attitude angle sensor at the top is connected with the USB expander through a multi-cascade connecting line, and the USB expander is connected with the data acquisition server through a data line; and four horizontal telescopic sliding mechanisms are uniformly arranged on the outer circumference of the monitoring rod. A monitoring rod is divided into a plurality of sections, a three-dimensional coordinate system is established for each section, deformation data of each monitoring section after collapse is obtained by combining the position of an original monitoring section and an MEMS attitude angle sensor, three-dimensional displacement of each monitoring section is calculated, large-range deep horizontal displacement monitoring of a karst area is achieved, and the non-linear monitoring requirement for monitoring the internal deformation of the soil body is met.

The invention discloses a valuable file identification method and a valuable file identification system. The method comprises the following steps of: storing the acquired valuable file data into a toroidal enclosed storage area, and recording an initial address and an ending address of a storage space of each piece of valuable file data; and reading each piece of valuable file data from the toroidal enclosed storage area in a first-in first-out order according to the initial address and the ending address, and identifying the legality of each valuable file, wherein the ending address of the storage space of the ith piece of valuable file data is succeeded by the initial address of the storage space of the (i+1)th piece of valuable file data; and when the toroidal enclosed storage area is full, the subsequent data covers the data which is stored for the longest time in the toroidal enclosed storage area. The method can save storage resources and improve the utilization rate of the storage space.

The invention discloses a section bar type soil internal horizontal displacement measuring instrument which comprises measuring bars (1), wherein protective partitions (2) are arranged on both ends of a cavity formed by the measuring bars (1), connection ports (3) positioned outside the protective partitions (2) are formed in the protective partitions (2), an inclination sensor (4) and a data acquisition and transmission circuit board (5) are fixedly arranged in the cavity between the protective partitions (2), the inclination sensor (4) is connected with the data acquisition and transmission circuit board (5) through a data line, the data acquisition and transmission circuit board (5) is respectively connected with the connection ports (3) in both ends of the measuring bars (1) through data lines, and the measuring bars (1) are connected through a sealing connection sleeve (6). The section bar type soil internal horizontal displacement measuring instrument is used for measuring soil internal horizontal displacement and obtaining continuous horizontal displacement data, can also be used for inclination measurement monitoring, slope deformation measurement and control and the like of building structures, is widely applied to the safety monitoring field of civil engineering structures and is suitable for industrial production.

Carrying out down-conversion for radio frequency CW signal to mid frequency, and carrying out sampling at high speed after demodulation process obtains data of field intensity distribution. GPS data are sampled at testing point synchronistically. Statistical analysis is carried out for data of field intensity at all testing points combined with GPS data. The said statistical analysis is in use for wireless transmission characteristic statistics and channel model correction. Collection controller in multithread working mode guarantees sampling both signal of field density and GPS positioning information synchronistically. Two sampling procedures are noninterfered. In testing RF signal propagation, the invention solves issue of sampling signal of field density and sampling GPS information at testing location synchronistically. The invention realizes consecutive collection of data of field density.

The invention provides a TBM vibration hydraulic state monitoring system. The system comprises a three-axis vibration acceleration sensor, a pressure sensor, a signal conditioning board and a signal collecting system. The three-axis vibration acceleration sensor is installed in the position, large in vibration, on a TBM host and used for detecting vibration acceleration and outputting a pressure signal. The pressure sensor is installed in a TBM hydraulic system and used for detecting the pressure of the hydraulic system and outputting a current signal. The signal conditioning board converts the current signal into a voltage signal to be output. The signal collecting system collects the voltage signal output by the three-axis vibration acceleration sensor and the signal conditioning board, and accordingly online continuous monitoring of TBM vibration and the hydraulic state is achieved. On the basis of the monitoring system, continuous collecting of TBM vibration and hydraulic signals can be achieved, the state of a whole machine is continuously monitored, and a data basis is provided for health monitoring of the whole TBM machine.

The invention provides a continuous pressure measurement test system for a model surface based on a scanning valve, comprising a main control machine and a plurality of pressure scanning valves, and also comprising a system processor, an optical fiber interface unit, a scanning valve digital interface unit, a scanning valve interface unit, and a plurality of pressure calibration units. The systemprocessor is electrically connected to the optical fiber interface unit and the plurality of pressure calibration units respectively. The optical fiber interface unit communicates with the scanning valve digital interface unit by optical fibers. The scanning valve digital interface unit is connected to a plurality of pressure scanning valves through the scanning valve interface unit. The continuous pressure measurement test system can realize continuous collection of the pressure data in a model movement process, so that a series of pressure data from a range of machine angle changes can be obtained in just one experiment. Moreover, sufficient intensive aerodynamic characteristic data can be collected in the process of the constant change of the attitude angle of the model, which greatly improves the efficiency of the wind tunnel pressure measurement test, provides more complete and rich aerodynamic data, improves the test efficiency, and reduces the test cost.

The invention discloses a data acquisition method for acquiring system data based on the industrial Internet of Things. The method comprises the steps: obtaining the data, needing to be acquired by the system, of a plurality of industrial devices, and at least dividing the plurality of industrial devices into a first type of devices, a second type of devices and a third type of devices according to the purposes of the plurality of industrial devices, collecting, by a plurality of node gateways, data of a plurality of industrial devices of the system and uploading the collected data of the plurality of industrial devices to a platform layer through a base station gateway, and if the platform layer does not receive data of the first type of devices from the base station gateway within a preset time, uploading, by the base station gateway, the data of the first type of devices to the platform layer through a first communication path. According to the data acquisition method disclosed by the invention, the data of a plurality of devices in the system can be acquired, and the data of important devices in the system can be timely and continuously acquired.

The invention discloses an agriculture facility environment parameter acquisition device, system and method. The device comprises a microprocessor, an environment parameter detection sensor, a local human-computer interaction device and a wireless transmit-receive module, wherein the microprocessor is connected with the environment parameter detection sensor, the local human-computer interaction device and the wireless transmit-receive module. The local human-computer interaction device is used for carrying out input operation at an acquisition point and displaying environment parameter valuescollected by an acquisition point environment parameter detection sensor. The system comprises a remote terminal and at least one agriculture facility environment parameter acquisition device above.The agriculture facility environment parameter acquisition device, system and method can realize automatic monitoring and early warning of agriculture facility environment, and through distributed andfixed point acquisition and numerical simulation, can study environment distribution characteristics of agriculture facilities to provide basis for structural design and improvement of the agricultural facilities.

The invention discloses a method and system for continuously collecting indoor and outdoor environment information of a residential area. The method comprises the following steps that firstly, an outdoor environment information collecting system, an indoor environment information collecting system and an environment data platform system are established, wherein the outdoor environment information collecting system comprises a plurality of outdoor sensor devices and a plurality of outdoor data retransferring device, the indoor environment information collecting system comprises a plurality of indoor sensor devices and at least one indoor data retransferring device, the environment data platform system comprises an application server and a database server which are connected through communication, and the outdoor data retransferring devices and the indoor data retransferring devices are connected with the application server through communication; secondly, the outdoor data retransferring devices and the indoor data retransferring devices collect the information collected by the outdoor sensor devices and the indoor sensor devices and forward the information to the application server; thirdly, the application server receives and processes the information collected by the outdoor data retransferring devices and the indoor data retransferring devices.

The invention discloses a method and a device of measuring welding electric arc spectrum spatial information. Based on a pore imaging theory, an inverted and amplifying real image is formed by a pore,a spectrometer probe is critically controlled by a two-dimensional mobile device and gather in an amplifying real image spatial space in real time, and the welding electric arc spectrum spatial information of characteristic spectral lines with different position and different wave length are obtained in the electric arc spatial area and used for judging electric arc physical information about electric arc spatial particle species and distribution analysis. According to the method and the system of measuring the welding electric arc spectrum spatial information, precise and real-time measurement of the spectrum information in the welding electric arc space is conducted in the welding process.

The invention discloses an experimental device and an experimental method for measuring roadway ventilation thermal resistance in a mine fire period. The experimental device comprises a ventilator, afirst steel pipe, a combustion furnace, an electric heating pipe, a holding furnace, an inlet wind speed sensor, an inlet pressure sensor, an inlet temperature and humidity sensor, a second steel pipe, an outlet wind speed sensor, an outlet temperature and humidity sensor, an outlet pressure sensor, a pressure acquisition module, a temperature and humidity acquisition module, a wind speed acquisition module, a data storage module and a temperature rise control module. The experimental method for measuring roadway ventilation thermal resistance in the mine fire period comprises the steps of: step 1, establishing the experimental device; step 2, checking whether the connection of the experimental device is normal, and checking sealing performance; step 3, igniting combustibles, and storing data; step 4, heating by using an electric heating pipe, and recording data; step 5, arranging experimental data; step 6, and drawing a curve. The experimental device and the experimental method are ofgreat significance to formulating underground disaster prevention measures for mines and selecting ventilation decisions and disaster avoidance routes in catastrophe periods.

The invention discloses a wearable intelligent bracelet based on a smart phone, comprising a sensor unit, a central processing unit (CPU), a power module and a Bluetooth communication unit, wherein the sensor unit, the power module and the Bluetooth communication unit are respectively connected with the CPU. The wearable intelligent bracelet based on the smart phone has the beneficial effects that multiple parameters can be acquired by the intelligent bracelet, the continuous acquisition of the parameters is realized, and the intelligent bracelet is stable and reliable in information monitoring and wide in application range; the wearable intelligent bracelet has a function of answering calls, thus being convenient for daily use; the wearable intelligent bracelet is simple in structure and low in production cost.

The invention is applicable to the technical field of tea production, and provides a handheld tea picking device. The handheld tea picking device comprises a frame for supporting and mounting, a conveying plate, an intermittent gear, a gear and a driving part. The conveying plate is slidably arranged on the frame and used for conveying tea leaves, and a rack is fixedly arranged at at least one endof the conveying plate; the intermittent gear is rotationally arranged on the frame; the gear is rotationally arranged on the frame and is meshed with the rack; the driving part is connected with theintermittent gear, drives the intermittent gear to rotate, is alternately meshed with the gear and the rack and drives the conveying plate to slide back and forth; an inlet and a discharge port are formed at the two ends of the conveying plate in the sliding direction; and at least one fixed toothed plate is fixedly arranged at the position, located on the inlet, of the frame, a sliding toothed plate is arranged at the end of the conveying plate, and the sliding toothed plate moves along with the conveying plate to be matched with the fixed toothed plate to collect the tea leaves. The devicehas the advantages of being simple in structure, convenient to operate, high in collection efficiency, energy-saving and convenient to popularize and implement.

Provided are a physical simulator of thick oil thermal extraction based on a vacuum method and a working method of the physical simulator. The physical simulator comprises a vacuum thermal insulation cabin which can be vacuumized, an experimental model which is arranged in the vacuum thermal insulation cabin and used for injecting steam to simulate a process of the thick oil thermal extraction, a steam generating part and an output liquid recovery pipeline, wherein the experimental model comprises quartz sand, an injection well and a production well, the steam generating part is arranged outside the vacuum thermal insulation cabin and connected with the experimental model through a pipeline, and the output liquid recovery pipeline is used for recovering output liquid in the thick oil thermal extraction process. The physical simulator of thick oil thermal extraction based on a vacuum method and a working method of the physical simulator not only can achieve continuous collection of temperature data at different positions of the experimental model and continuous tracking of the location of a steam-crude oil interface, but also greatly reduce experimental error due to the excellent vacuum insulation performance of the physical simulator, and provide great convenience for direct observation and theoretical analysis of the formation and expansion of a steam chamber in the steam-injected thermal production process of oil; moreover, the obtained experimental results are real and reliable.

The invention discloses a data acquisition method for acquiring equipment data based on the industrial Internet of Things, which comprises the following steps: acquiring a plurality of parameters needing to be acquired of industrial equipment, and at least dividing the plurality of parameters into a first type of parameters and a second type of parameters according to the purpose of each parameter. A cloud box is configured to upload the data of the first type of parameters to an edge server through a first sub-communication path at a first frequency, upload the data of the second type of parameters to the cloud through the first sub-communication path at a second frequency, and upload the data of the first type of parameters to the cloud through a second sub-communication path at a third frequency. The first frequency is greater than the second frequency, and if the cloud does not receive the data of the first type of parameters within the preset time, the cloud box uploads the data of the first type of parameters to the cloud through the first communication path at the second frequency. According to the data acquisition method disclosed by the invention, the data acquisition method capable of timely and continuously acquiring the key operation parameters of the equipment can be provided.

The invention is suitable for the technical field of tea production, and provides handheld tea picking equipment. The handheld tea picking equipment comprises a shell which is of a barrel-shaped structure, a rotating rod and a driving piece, a fixed grid is fixedly arranged at an end opening of the shell, and a collecting space is formed in the shell; the rotating rod is rotationally arranged in the shell and is at least fixedly connected with one collecting piece, and the collecting piece makes contact with the fixed grid to form shearing force to cut and collect tea leaves; the driving pieceis arranged on the shell, is connected with the rotating rod and is used for driving the rotating rod to rotate; and the side wall of the shell is provided with an opening and is connected with a leakage hole. The collecting piece and the fixed grid are matched for shearing, so that continuous collection is realized. Collection is completed through the rotating collecting piece, centrifugal forceis generated for conveying, and therefore cutting and collection are completed. The equipment has the advantages of being simple in structure, convenient to operate, high in collection efficiency, high in shearing quality, capable of saving energy and good in synchronism.

The invention relates to a full-automatic scanning location and quantitative analysis system for global components of large-scale samples, and belongs to the technical field of material surface representation. The system comprises a high-precision numerical control worktable system, a microscopic photographing matrix system, a GPU workstation group, a laser spectrum analyzer, a network switch anda terminal server, wherein the microscopic photographing matrix system and the GPU workstation group are adopted to control the high-precision numerical control worktable system and carry out multi-group microscopic photographing and image data processing on sample surfaces, so as to realize recognition and location of microstructure and occluded foreign substances on the surfaces of materials; and a laser-induced breakdown spectroscopy (LIBS) analysis technology is adopted to carry out guidance analysis on calibrated occluded foreign substances, so as to realize representation of occluded foreign substance composition. The full-automatic cross-scale metallographical laser spectrum in-situ analysis system creatively combines a metallographical microscopic technology with the LIBS analysistechnology, thereby solving the key problems of recognition, location and composition for global microscopic structures and occluded foreign substances on the surfaces of cross-scale materials.

The invention relates to the technical field of geological logging for petroleum drilling, in particular to an automatic debris collection and washing machine, which comprises a collection groove. A first water inlet and a first outlet are formed in the collection groove respectively. The first water outlet is connected with a storage barrel. A storage barrel cover is arranged at the top of the storage barrel. An air hole is formed in the storage barrel cover, and is connected with a vacuum power device through an air pipe. A vaccumizing device for vacuumizing the storage barrel to generate a pressure difference with the outside is arranged in the vacuum power device. A second water outlet is connected with the first water inlet. A purification device is arranged between the second water outlet and the first water inlet. The automatic debris collection and washing machine is used for continuously collecting debris without manual debris collection, and is controlled by a computer, so that a collection period is accurately mastered, manual collection errors can be avoided, and the machine is conveniently and rapidly used.

The invention relates to a machine diagnosis instrument, and specifically relates to a portable fault diagnosis instrument. The portable fault diagnosis instrument comprises a control part and an acquisition part. The control part takes an ARM as the main body, and is mainly used for controlling a signal conditioning module, a waveform display module, a data storage module, a data analysis module, a keyboard module and an interface module. The acquisition part takes a DSP as the main body, and is mainly used for implementing the acquisition function of a signal acquisition module and operation functions. The communication between the ARM and the DSP is completed by a dual-port RAM in an interrupt mode. By adopting an ARM+DSP structure mode, actual signals can be continuously acquired, displayed and stored, and data analysis and fault diagnosis can be completed. The portable fault diagnosis instrument is small in size, easy to carry, stable in performance and suitable for use in large companies and factories and mines.

The invention discloses an intelligent wearable device with a telephone answering function. The intelligent wearable device comprises at least one physiological parameter collection unit, a data processing unit, a storage unit, an audio control unit, a key control unit and a Bluetooth communication unit, wherein the physiological parameter collection unit, the storage unit and the Bluetooth communication unit are respectively connected with the data processing unit, the audio control unit is respectively connected with a loudspeaker and a microphone, and the key control unit is connected with a control key. The intelligent wearable device disclosed by the invention has the beneficial effects that a variety of physiological parameters can be collected, the continuous collection of the physiological parameters is realized, the monitoring information is stable and reliable, the application range is wide, and the intelligent wearable device is not limited by time or region and is used for discovering and treating diseases as early as possible; and after being connected to an intelligent terminal, the intelligent wearable device has the telephone answering function, and thus the daily use of users is facilitated.

The invention discloses a geogrid strain measuring device and a measuring method in a model test. The measuring device comprises a base, a bracket, a stainless steel string, a displacement meter and a measuring system; the bracket is fixedly arranged on the base; the displacement The gauge is set on the support and connected to the measurement system; one or more measuring points are set on the geogrid to be tested, and each measuring point is connected to the displacement gauge through a stainless steel string. The invention has the advantages of simple structure, convenient installation and disassembly, and reusability, which simplifies the strain measurement process of the geogrid, and is especially suitable for the situation of large strain of the geogrid, and satisfies the requirement that there are many measuring points on the geogrid and the measurement along the geogrid Strain measurement requirements when directions overlap.

The invention relates to a collection device and detection method for volatile gas in a black and odorous water body. The device comprises a stand column and is characterized in that a plurality of layers of metal frames are arranged on the stand column, silicon resin pipes are installed in the metal frames, supporting springs are inserted into the silicon resin pipes, two ports of each silicon resin pipe are connected with one ends of two stainless steel pipes on the outer sides of the metal frames respectively, and the other ends of the stainless steel pipes are in sealed connection with oneends of plastic pipes respectively; the other ends of the two plastic pipes are connected with a first connector and a second connector of a three-way valve respectively, and a third connector of thethree-way valve is connected with a drying pipe and a flowmeter through pipelines. Volatile gas generated in the bottom mud can be measured, and the volatile gas generated in the black and odorous water body can be collected more comprehensively.

The invention discloses a pulse determination apparatus, aiming at solving the problems of low pulse determination efficiency and accuracy in the prior art. The pulse determination apparatus comprises a main control module, a pressure control module, a measurement module, a power supply module, a display module and a transmission module, wherein the main control module is respectively connected to the pressure control module, the measurement module, the power supply module, the display module and the transmission module; the main control module is used for controlling the pressure control module to continuously exert pressure in different degrees to the measurement module; the measurement module is used for continuously measuring human pulse under pressure conditions in different degrees and for transmitting measurement data to the main control module; the main control module is used for processing the measurement data so as to obtain a measurement result; the power supply module is used for providing working power to the pulse determination device; the display module is used for displaying the measurement result; and the transmission module is used for transmitting the measurement result to external equipment for processing and storage.

The invention discloses an experimental device and an experimental method for measuring roadway ventilation thermal resistance in a mine fire period. The experimental device comprises a ventilator, afirst steel pipe, a combustion furnace, an electric heating pipe, a holding furnace, an inlet wind speed sensor, an inlet pressure sensor, an inlet temperature and humidity sensor, a second steel pipe, an outlet wind speed sensor, an outlet temperature and humidity sensor, an outlet pressure sensor, a pressure acquisition module, a temperature and humidity acquisition module, a wind speed acquisition module, a data storage module and a temperature rise control module. The experimental method for measuring roadway ventilation thermal resistance in the mine fire period comprises the steps of: step 1, establishing the experimental device; step 2, checking whether the connection of the experimental device is normal, and checking sealing performance; step 3, igniting combustibles, and storing data; step 4, heating by using an electric heating pipe, and recording data; step 5, arranging experimental data; step 6, and drawing a curve. The experimental device and the experimental method are ofgreat significance to formulating underground disaster prevention measures for mines and selecting ventilation decisions and disaster avoidance routes in catastrophe periods.

The invention provides a TBM vibration hydraulic state monitoring system. The system comprises a three-axis vibration acceleration sensor, a pressure sensor, a signal conditioning board and a signal collecting system. The three-axis vibration acceleration sensor is installed in the position, large in vibration, on a TBM host and used for detecting vibration acceleration and outputting a pressure signal. The pressure sensor is installed in a TBM hydraulic system and used for detecting the pressure of the hydraulic system and outputting a current signal. The signal conditioning board converts the current signal into a voltage signal to be output. The signal collecting system collects the voltage signal output by the three-axis vibration acceleration sensor and the signal conditioning board, and accordingly online continuous monitoring of TBM vibration and the hydraulic state is achieved. On the basis of the monitoring system, continuous collecting of TBM vibration and hydraulic signals can be achieved, the state of a whole machine is continuously monitored, and a data basis is provided for health monitoring of the whole TBM machine.

The invention relates to an underground mine soft rock roadway ground pressure safety early warning monitoring method, and belongs to the technical field of heavy rail ultrasonic flaw detection methods. According to the technical scheme, the method comprises the steps that firstly, a soft rock roadway which is extremely critical to safety production is selected as a key monitoring area, ground pressure monitoring equipment is installed, and ground pressure monitoring is mainly stress and deformation monitoring; then roadway surrounding rock pressure monitoring and data analysis are conducted, and roadway surrounding rock deformation monitoring and data analysis are conducted; finally, all-dimensional remote dynamic monitoring is conducted. The method has the advantages that soft rock roadway surrounding rock stress monitoring and surrounding rock deformation monitoring are closely linked together for comprehensive ground pressure monitoring, continuous collection, online identification, intelligent analysis and disaster early warning of underground mine soft rock roadway ground pressure dynamic information are achieved, ground pressure disaster control measures are taken in time according to the monitoring condition, and the mine safety production major disaster early warning capacity is improved; the effect of capturing roadway surrounding rock pressure and deformation rules is remarkable, field organization and implementation are facilitated, the method is economical and feasible, and reference can be provided for design of a broken stope bottom structure and a rock drilling chamber deformation monitoring system.