131results about How to "Observe in time" patented technology

The invention provides a water quality parameter time series prediction method based on relevance vector machine regression. The water quality parameter time series prediction method comprises the following steps of 1 acquiring water quality parameter historical data from an automatic water quality monitoring station and performing data pre-processing; 2 using front 2 / 3 data in the pro-processed water quality parameter historical data as a training sample set and using rear 1 / 3 data as a testing sample set; 3 using the training sample set to train an RVM, using the testing sample set to test the trained RVM so as to obtain a water quality parameter time series prediction model based on the RVM regression; 4 using the water quality parameter time series prediction model based on the RVM regression to predict new water quality parameters. The water quality parameter time series prediction method can perform time series prediction, is large in prediction range, high in accuracy and good in prediction stability, and can provide probabilistic output, give a predicted confidence interval while performing prediction, reduce the prediction time and timely observe water quality parameter change.

The present invention discloses a method for longitudinally optimizing cutting timber. The method comprises the following steps: inputting a cutting data list into a computer device beforehand, selecting a width reference border of sawtimber to be cut for confirming the maximum width of sawtimber to be cut, transmitting the information to the computer device for selecting an optimal cutting plan through analyzation and calculation, axially moving the circular saw blade of saw cutting machine to a cut line position corresponding with the sawtimber to be cut according to instruction of computer device for longitudinally cutting the sawtimber to be cut to finished sawtimber and waste edge material. The timber cutting optimizing circular sawing machine for realizing the method of the invention comprises a circular sawing machine base, a feeding chain plate, a sawblade main shaft, a front compression roller and a back compression roller, wherein the front compression roller and the back compression roller are positioned at the front side and the back side. The marking-off equipment stand which is fixedly installed at the front end of engine base is installed with follower marking-off equipment. A moving circular saw blade is installed on the main shaft of sawblade. The main shaft assembly and the upper frame are respectively supported on the front lifting upright post and the back lifting upright post with a liftable mode. The method of the invention can greatly increase the material yielding rate and production efficiency and has the advantages of high automatization degree and wide application sphere.

The invention relates to a metallic erosion experimental device, in particular to a marine erosion simulation tester for measuring erosion conditions of metals in the marine environment. The invention comprises an upper water storage tank, a lower water storage tank and a main water tank, wherein, a siphon tube is arranged between the main water tank and the lower water storage tank; one end of the siphon tube is positioned inside the main water tank and the other end of the siphon tube is inserted into the lower water storage tank; the upper water storage tank is communicated with the lower water storage tank through a water pipe capable of controlling the flow rate; a water inlet pipe capable of controlling the flow rate is arranged on the upper water storage tank and the other end of the water inlet pipe is inserted into the main water tank; an electrically controlled wave generating plate and a test strip holder are arranged inside the main water tank; a sea mud zone at the bottom is provided with a plurality of baffle plates; a liquid level controller is arranged on the upper water storage tank and connected with the water pipe through an electrical wire; a filter screen is arranged inside the lower water storage tank and water which is filtered by the filter screen passes through the water pipe and flows into the upper water storage tank; the wave generating plate is connected with a driving motor through a transmission tension rod; and the test strip holder can hang pieces respectively or hang pieces through electrical interlocking. The test result of the device is reliable and convenient for observation, and the simulation environment is various and true.

The invention provides a single PC wet-type dual-clutch transmission semi-physical real-time hybrid simulation platform. The simulation platform comprises a virtual controller part and a field system part which transfer and exchange information by a data information exchange interface board card and an electronic control unit of the dual-clutch transmission, the electronic control unit of the dual-clutch transmission obtains a vehicle running signal by the data information exchange interface board card, performs comprehensive treatment and judgment according to the obtained signal so as to make a gear shifting decision for controlling actions of various solenoid valve; meanwhile, the virtual controller part obtains gear information from the data information exchange interface board card to simulate the actual vertical running state and display data processing results in real time. The simulation platform has the advantages that only one PC or industrial PC is required and a field actual physical signal is introduced in the simulation platform, which helps improve data accuracy of a simulation system and credibility of experimental results. And the simulation platform also has the advantages of low cost and strong practicability.

The invention relates to a physical parameter remote measurement and transmission device of underground ecological water based on a wireless sensor network, which comprises a sensor fixer, a data acquisition device, a data communication device, a communication cable, a message collecting and command giving device and a data summarizing / processing / showing backstage server, wherein the data communication device is installed on the sensor fixer; the line shaft and handle on the data communication device are fixed in the central position on a cross fixed mount; a communication cable is wound on the line shaft, passes through the central circular hole of the cross fixed mount and is vertically hung in a measured well after being connected with the data acquisition device; the data acquisition device is hung at the tail end of the communication cable; the message collecting and command giving device is connected with a PC (personal computer) through a serial port; and the PC is connected with the data summarizing / processing / showing backstage server. The physical parameter remote measurement and transmission device provided by the invention has the characteristics of novel structure, small volume, low cost, automatic data obtainment at regular time, synchronous acquisition of multiple data sources, wireless mode transmission, high detection accuracy and the like and has wide application prospects in the fields of agriculture and ecology.

The invention discloses a system for transcranial magnetic stimulation. The system comprises a stimulation unit, a magnetic resonance unit and a synchronization unit, wherein the synchronization unitis used for controlling the synchronization of the stimulation unit and magnetic resonance unit. The system can carry out real-time and accurate evaluation on the therapeutic effect of a TMS and can acquire magnetic resonance imaging signals of a preset area of a target in real time while carrying out transcranial magnetic stimulation on the target; real-time magnetic resonance imaging is carriedout according to the magnetic resonance imaging signals. According to a real-time magnetic resonance imaging result, current waveform parameters of a stimulated area of the target or a coil of the stimulation unit are continuously adjusted until an expected magnetic resonance imaging result of the preset area is obtained.

The invention discloses a receding-free stereo garage system which comprises a control platform. A management server module, a system control module, a simulation data display module, an alarming reminding module and a client-side module are arranged in the control platform. A password management system, a car information processing system, a distributed database, an intelligent control system, avideo voice broadcasting monitoring system and a radar monitoring system are arranged at the connecting end of the control platform. An information transmitting module is arranged in the password management system, and the car information processing system comprises an information switching module and an information transmitting module. According to the receding-free stereo garage system, throughan arranged plate number scanning code scanner, plate number information collecting can be conducted conveniently on in-out cars, and then through the information switching module, a digital signal isswitched into a simulation signal to be transmitted to the distributed database to be stored and managed, so that the in-out cars are monitored in real time; and through a rotary pallet and an elevator, the cars are rotated and longitudinally and transversely moved, and thus receding-free parking is conducted on the cars.

The invention relates to a traffic light intelligent prompting control method. The traffic light intelligent prompting control method is improved for the existing traffic light working mode, a brand new traffic light working mode is designed to synchronously provide vehicle drivers and passengers with the real-time working conditions of traffic lights ahead in the real-time driving directions of the vehicles and at the closes turnings, and the vehicle drivers and passengers are enabled to know the real-time working conditions of traffic lights ahead and at the turnings timely, and therefore, the defects of the existing running mode are overcome; in addition, in the process of providing the vehicle drivers and passengers with the real-time working conditions of the traffic lights at the turnings, information is transmitted by use of a broadcast signal in a one-way transmission manner so that the influence from any aspect on the work of the traffic lights can be thoroughly eliminated and normal and ordered road traffic can be guaranteed.

The invention belongs to the field of ventilation and heat exchange equipment. The ventilation and heat exchange device of the control cabinet comprises a control cabinet body; the control cabinet body is of a rectangular structure; fixed bases are fixedly installed at the outer walls of the periphery of the bottom of the control cabinet body; each fixed base is of a rectangular structure; a threaded hole is formed in the outer wall of the top of each fixed base; a cabinet door is movably connected to one side of the outer wall of the front surface of the control cabinet body through a rotating shaft; a window of a rectangular structure is formed in the outer wall of the front surface of the cabinet door; and a locking clamping buckle is rotationally connected to the outer wall of the side, close to the window, of the cabinet door. With the ventilation and heat exchange device of the invention adopted, the interior of a pressure measuring instrument can be observed in time; emergency situations in a test process can be effectively avoided; safety performance is improved; a ventilation effect in the control cabinet body can be timely and effectively achieved; the service lives of electronic components are prolonged; and a dustproof effect and a damp-proof effect in the control cabinet body can be well achieved.

The present invention discloses a navigation system based on weather forecast. The system comprises: a data module at least comprising an electronic map based on a geographic position; a path planningmodule configured to generate a planning path based on the electronic map; a weather information module at least comprising real-time weather data based on the geographic position; and an informationprocessing module configured to transfer the information of the weather information module on the basis of the data module based on a user path demand to commonly generate a weather information set.The weather forecast function is added on the navigation system to allow each path interval forecast result to correspond to the navigation predicted arrival time in the user planning path driving andtimely make update to plan the path in advance and make corresponding preparation so that the travel is not influenced by weather, the travel time is saved and the travel safety is improved.

The invention relates to a multifunctional shockproof thermos cup. The multifunctional shockproof thermos cup comprises a cup lid, a plastic casing and a base, wherein the plastic casing is internally provided with a liner; a shockproof thermal insulation layer is arranged between the liner and the plastic casing; the base is internally provided with a temperature sensing device; a temperature liquid crystal display screen is arranged at the front part of the plastic casing, is in a battery shape and is provided with a plurality of display blocks for displaying water temperature; a temperature display and adjustment device is arranged on the outer side of the plastic casing or the base; a heating device is arranged on the base; the temperature display and adjustment device comprises a digital temperature display screen, a temperature adjustment knob, a heating indication lamp and a heat preservation indication lamp; the heating device is an electric jack and / or a USB (universal serial bus) socket; a music player is arranged on the base; and a handle matched with the cup lid is arranged on the outer side of the cup lid. The thermos cup is scientific in design and convenient to use, has shockproof and heat preservation functions, facilitates heating, timely observation and water temperature adjustment, and has higher practical application and popularization values.

The invention belongs to the diode manufacturing field and discloses a diode glue applying device. The diode glue applying device comprises a base, a control unit and a glue injection unit; the base is a rectangular box body; the control unit is located in the base; the front side of the base is provided with a control panel electrically connected with the control unit; an n-shaped supporting frame is fixed to the base; the upper end of the base is provided with a longitudinal sliding rail; the sliding rail is slidingly connected with a fixing seat; the sliding rail and the fixing seat are located below the supporting frame; the glue injection unit is slidingly connected with the top end of the supporting frame; the glue injection unit includes a sliding seat which can slide on the supporting frame; a vertically-mounted air cylinder is arranged in the sliding seat; the bottom end of the sliding seat is provided with a glue barrel and a hold clamp used for fixing the glue barrel; and the output end of the air cylinder is connected with the top end of the glue barrel. The operation of the device provided by the invention is simpler. With the device adopted, the labor intensity of workers can be reduced, glue applying efficiency can be improved, positioning and glue applying can be accurately performed on diodes arranged on the glue applying mold in a batched manner, and glue applying operation on the batched diodes can be completed fast.

The invention discloses an automobile door hinge corrosion resistance detecting device comprising a main body casing and a control cabinet, wherein the outer surface of the upper end of the main bodycasing is movably provided with a visible box cover, a connecting shaft is fixedly connected to the outer surface of the rear end of the visible box cover, the outer surface of the connecting shaft iscovered with a fixed iron piece, and a test box is fixedly mounted on the outer surface of the lower end of the visible box cover. The automobile door hinge corrosion resistance detecting device hasa relatively-comprehensive detection effect, and can ensure that the outer surface of a hinge is evenly heated and receives a uniform liquid during detection, so that test results are more accurate, the automobile door hinge corrosion resistance detecting device has a better waste liquid treatment effect to ensure the inside of the automobile door hinge corrosion resistance detecting device may not be corroded by an acidic liquid, the automobile door hinge corrosion resistance detecting device can better carry out centralized treatment and movement of waste liquid, has a better fixing effect,can better fix the hinge, and can adjust the length of a clamp according to the size of the hinge. The scope of use of the device is enlarged.

The invention provides a main shaft grounding device which comprises a main shaft and a shell which sleeves the main shaft. The shell is provided with a main shaft grounding device which comprises a fixed plate and a movable plate. The fixed plate is fixedly connected with the shell. The bottom surface of the fixed plate is connected to the top surface of the movable plate through three paralelly arranged expansion springs. The bottom surface of the movable plate is provided with at least two carbon brush holders. Carbon brushes are fixed in the carbon brush holders, the bottoms of the carbon brushes are in contact with the outer surface of the main shaft, and the top of the carbon brushes are connected to a grounding wire. The main shaft grounding device has the advantages of a simple structure, a stable connection, convenient maintenance, and the long service lives of carbon brushes.

The invention provides a valve opening and closing indicating device. The valve opening and closing indicating device comprises a fixed base, a cover, a driving gear, a driving connecting rod, a transmission gear assembly, an indicating gear and an indicating component, wherein the cover covers the fixed base; the driving gear rotatably penetrates in the fixed base through a rotating shaft; the rotating shaft movably penetrates through the fixed base and extends downwards; the driving connecting rod extends in the up-down direction; a connecting part which is coaxially and fixedly connected with a valve rod or a valve rod adapter is arranged at the lower end of the driving connecting rod; the upper end of the driving connecting rod is matched with the rotating shaft to drive the driving gear to rotate; the transmission gear assembly is arranged on the fixed base and is engaged with the driving gear; the indicating gear is rotatably arranged on the cover and is engaged with the transmission gear assembly; and the indicating component is fixed on the indicating gear and rotates along with the indicating gear. The valve opening and closing indicating device is skillful in structural design and convenient to mount, is suitable for being mounted in a valve of which a valve rod is not exposed, and is high in universality. Operators can conveniently and timely observe and know the opening situation of the valve with the valve opening and closing indicating device.

The invention discloses an environment-friendly fire-hydrant cabinet which comprises a bin and a bin door that are made of spraying-free cold-roll steel sheets, wherein an opening is formed in the bin door; the bin door is fixedly connected with the bin through movable pins; a baffle plate is arranged at the opening of the bin door; and a sealing strip is arranged between the baffle plate and the bin door. The environment-friendly fire-hydrant cabinet is made of spraying-free cold-roll steel sheets, so that environmental pollution are avoided from the source and a manufacturing process, the environmental pollution arising from paint spraying of the conventional fire-hydrant cabinet at the later stage is avoided, the quality and the oxidation resistance of the environment-friendly fire-hydrant cabinet are improved, and the service life of the environment-friendly fire-hydrant cabinet is prolonged. In addition, the sealing strip is arranged at the connecting part between the baffle plate and the opening of the bin door, so that the sealability of the environment-friendly fire-hydrant cabinet is improved, the mounting stability of the baffle plate is improved, a good dustproof effect is exerted, and the environment-friendly fire-hydrant cabinet can meet the market requirements better.

The invention discloses a depositing cavity device for preparing an optical fiber perform by VAD and a cleaning method. The depositing cavity device comprises a depositing cavity and bubble levels. The depositing cavity is formed by encircling of a top plate, a bottom plate, a door plate, a back panel, a left panel and a right panel. The door plate, the back panel, the left panel and the right panel are of double layers and comprise inner plates and outer plates; a plurality of blowing gas outlet holes communicating with a blowing gas pipeline are uniformly formed in each of the inner plates; the bubble levels are uniformly distributed around the top plate, and a blowing gas inlet hole is formed between any two bubble levels. The device disclosed by the invention can automatically clean in a closed environment, so that loose dust is prevented from drifting away to the air in a cleaning process, the health of production operators is guaranteed, and the production operators are convenient to immediately observe and judge the position state of the depositing cavity and make corresponding adjustment by using the bubble levels, so that the long-term stability of production is ensured.

The invention discloses an oxalic acid catalyst and nitric acid catalyst general catalytic degreasing furnace, and relates to the technical field of catalytic degreasing furnaces. The oxalic acid catalyst and nitric acid catalyst general catalytic degreasing furnace comprises an oxalic acid conveying device, a fixing box, a mounting frame, a bottom box, an operation panel and a furnace body; a furnace body acid inlet is formed in the top of the furnace body, the bottom of the mounting frame and one side of the top of the fixing box are fixedly connected, the oxalic acid conveying device comprises an oxalic acid storage chamber and an oxalic acid volatilization chamber, the bottom of the oxalic acid storage chamber is fixedly connected with the top of the mounting frame through a support, an oxalic acid extrusion device is fixedly connected into the mounting frame, and the top of the oxalic acid volatilization chamber communicates with a first abut-joint heating pipe. The oxalic acid catalyst and nitric acid catalyst general catalytic degreasing furnace generally uses concentrated nitric acid and an oxalic acid catalyst on one device, a user can selects the proper catalyst for degreasing according to product actual needs, different use needs are met, and the practicability of the catalytic degreasing furnace is greatly improved.

The invention discloses an urban road traffic signal indication device, which comprises a connecting sleeve, wherein the top part of the connecting sleeve is connected with a stand column, the top part of the stand column is rotatably connected with a connecting block, one side of the connecting block is connected with a supporting rod, the supporting rod is a hollow rod, the supporting rod is connected with an adjusting rod, a signal lamp holder is installed at the left end of the supporting rod, a connecting ring is arranged at the top part of the supporting rod, signal lamps and illumination lamps are arranged on the signal lamp holder, an outer cover is arranged on the outer side of the signal lamp holder, a groove is formed in the signal lamp holder, an electric push rod is installedin the groove, and the other end of the electric push rod is connected to the outer cover. The urban road traffic signal indication device is novel in structure, facilitates the maintenance and overhaul, can improve the light effect since the illumination lamps are arranged on the signal lamp holder, has a certain waterproof effect and is capable of improving light condensation through extending the outer cover out of the signal lamp holder by means of the electric push rod, is convenient for the driver to observe, and has high practicality.

The invention belongs to the technical field of medical equipment, and particularly relates to a multifunctional breathing apparatus for pneumology department nursing. For the problems of a simple structure, a single function and low applicability, the multifunctional breathing apparatus for pneumology department nursing is provided, which comprises a base, wherein shock absorbers are fixed at four corners of the outer wall of the bottom end of the base through bolts, and universal wheels are fixed at the bottom ends of the shock absorbers through bolts; the middle part of the outer wall of the top end of the base is downwards sunken to form a clamping slot, and the inner wall of the clamping slot is clamped with a vertically arranged adjustment telescopic rod; the top end of the adjustment telescopic rod is welded with a horizontally arranged mounting plate; one side of the outer wall of the top end of the mounting plate is welded with a respiratory box; an oxygen interface and an airinterface are respectively formed in the outer wall of one side of the respiratory box. By arrangement of a pressure gauge, gas pressure can be observed in time to prevent respiratory disturbance caused by extremely high gas pressure; a flow adjustment valve can change flow of gas inside a first gas pipe, and can quickly adjust the gas flow according to a use demand of a patient.

The invention belongs to the field of corrupted fertilizer production equipment, and particularly relates to a biological fertilizer fermentation tank. The biological fertilizer fermentation tank comprises a fermentation tank body, a motor, a feed pipe and a water pipe; the fermentation tank body is connected with the feed pipe and provided with a water inlet, the water inlet is connected with the water pipe, the water pipe is provided with water spraying holes, the fermentation tank body is provided with a thermometer and a bearing, one end of the bearing is provided with stirring blades, the other end of the bearing is connected with the motor, and the fermentation tank body is provided with an observation window and a discharge port. The biological fertilizer fermentation tank is easy to operate, the condition in the fermentation tank can be observed in time and improved in time when the biological fertilizer fermentation tank is used, and produced biological fertilizer is high in quality.

The invention relates to a sewage source drainage pipe dredging comprehensive operation vehicle and a using method thereof. The vehicle comprises a carrying vehicle, a sewage filter assembly and a baffle plate; a sewage inlet connected with a sewage source drainage pipe is formed in the baffle plate, and the filter residue sewage inletis also provided with a water inlet coarse filter mesh; the filter residue sewage filter assembly comprises a submersible sewage pump, a filter, a high pressure pump, a jet tube and a jet spraying head; the filter residue submersible pump is connected with the inlet coarse filter mesh; the filter residue filter and the highpressure pump are connected, the filter residuehighpressure pump is connected with the jet tube, and the filter residue jet spray head isarranged on the jet tube; the filter residue carrying vehicle is also provided with a vehicle-mounted diesel engine, the filter residue vehicle-mounted diesel engine is connected with a generator, andthe filter residue generator is electrically connected to the high pressure pump and the sewage filter assembly. The vehicle has the advantages of reasonable structural design, flexible operation anduse, low maintenance cost, high operation efficiency, high degree of automation and intelligence,the ability to completely remove debris in a drainage pipe and the like.

The invention relates to a Chinese softshell turtle breeding method. The method comprises a parent breeding process. The parent breeding process comprises the following steps: before the parents are put into a breeding pond, adding quick lime into the breeding pond to carry out water pond cleaning, pumping the water in the breeding pond and sun drying the pond; refilling the pond with water, sterilizing the parents with povidone iodine solution and then putting the parents into the breeding pond; performing bait feeding and water quality control by stages, wherein the bait comprises a turtle feed, fresh fishes and / or shrimps and vegetable; the water quality control enables the transparency of water in the breeding pond to be 25-40 cm by water change operation. The method is more scientific and is easy to produce and operate, in general the parent breeding process greatly improves the egg yield of parents and the hatching rate of turtle eggs, and moreover the vitality and the survival rate of the hatched juvenile soft-shelled turtles are greatly improved.

The invention discloses a water mill device for a jade bracelet, and belongs to the field of ornament processing. The water mill device comprises a base and a motor. A supporting plate and a water tank are arranged on the base. A clamp shaft and a grinding wheel shaft are arranged on the supporting plate and are each provided with a gear. The motor is fixed to the top end of the water tank, the output shaft of the motor penetrates through the supporting plate, and a gear is fixed to the output shaft of the motor and is engaged with the gear on the clamp shaft and the gear on the grinding wheel shaft. A clamp is fixed to the clamp shaft, and a grinding wheel is fixed to the grinding wheel shaft. The water mill device is further provided with a water spraying pipe and a water collecting trough. One end of the water spraying pipe penetrates through the supporting plate to be communicated with the water tank, and the other end of the water spraying pipe is aligned with the surface of the grinding wheel. The water collecting trough is located below the grinding wheel and fixed to the upper surface of the base. According to the scheme, the clamp, the grinding wheel and the motor are integrated on one device, only the motor is used for providing power for the water mill device, and therefore energy is saved, and the cost is lowered; people do not need to hold the jade bracelet by hand for grinding, so that the labor intensity is relieved, and the jade bracelet can be automatically ground and polished.

The invention discloses an intelligent repair-reporting elevator for Internet of Things. The elevator comprises a placing plate, supporting legs, a mounting plate, a display screen, a red light, a yellow light, a maintenance counter, a buzzer, a controller, a processor, a wire, an elevator body, a control box, an alarm button, a storage battery, first fixed frames, fixed racks, generators, fan blades, dust filter screens, a camera, a grab rail, a fixed block, a handle, a cleaning sponge block, a lantern ring, second fixed frames and convection holes. The intelligent repair-reporting elevator for Internet of Things disclosed by the invention is simple in structure, novel in design and convenient to record the number of times of overhauling the elevator and convenient to alarm immediately when the elevator fails, so that the safety performance of the elevator is improved, information of the elevator is displayed by the display screen conveniently, a worker can observe conveniently, and the intelligent repair-reporting elevator for Internet of Things is convenient to use. The generators are driven by the fan blades to work conveniently when the elevator moves. Electric energy is transferred to the storage battery through the generators. The electric energy is stored by means of the storage battery, so that accidents are avoided.

The invention relates to a copper powder recovery device. The copper powder recovery device comprises a base and a filtering cylinder arranged on the base. One end of the filtering cylinder is a waste liquid inlet, and the other end of the filtering cylinder is a waste liquid outlet. A filter is arranged in the base. One end of the filter is connected to the waste liquid outlet through a pipeline, and the other end of the filter is connected to the waste liquid inlet through a pipeline. The filtering cylinder is inclined at 5 degrees relative to the horizontal ground. A slope filtering screen is arranged in the filtering cylinder. A control box and a drive motor are arranged on the base. The copper powder recovery device is simple in structure, low in cost, practical and convenient to use; filtered waste water and copper powder can be reused and fully filtered through the filtering cylinder, the slope filtering screen is not likely to be clogged due to the inclined arrangement, the maintenance cost is lowered, and the work efficiency is improved; and the pressure in the filtering process and the internal conditions of the filtering cylinder can be observed in time, and efficient performing in the production process is guaranteed.

The invention relates to a driving environment detection method, system and device, computer equipment, a computer readable storage medium and an automobile, and belongs to the technical field of communication. The method comprises the steps that real-time automobile speed information is obtained, and the real-time automobile speed information is compared with a preset threshold value; when the real-time vehicle speed information is smaller than a preset threshold value, the real-time road surface image of the to-be-judged area is compared with the reference image of each driving scene; when the real-time vehicle speed information is larger than or equal to a preset threshold value, real-time driving information is obtained, a to-be-judged area is determined according to the real-time driving information, real-time road surface images of the to-be-judged area and the driven area are obtained, and the real-time road surface image of the to-be-judged area is compared with the real-time road surface image of the driven area, and when a comparison result meets a preset similarity condition, a judgment result of the to-be-judged area is determined as a drivable area. According to the invention, the driving safety can be improved.

The invention discloses a machine with a dual function of weeding and fertilizing for plantation in mountain forests. The machine comprises a base, both sides of which are provided with baffles respectively, wherein a continuous track is mounted below each of the baffles, a control box is arranged at the middle of the base, and meanwhile, a fertilizer box is installed on the rear side of the control box; a fertilizer groove is formed at the right side of the fertilizer box, and a fertilizer introducing pipe is installed below the fertilizer groove; a hole digging device is arranged at the right side of the control box, and a depth adjustment lever is mounted at the left side of the hole digging device; a fixing ring is installed at the front portion of the base, and a hay knife is disposed below the fixing ring. The machine with the dual function of weeding and fertilizing for plantation in mountain forests has the advantages that by arranging the baffles, the crops on one side can be protected by the machine during the process of weeding and applying fertilizer; by arranging the fertilizer groove, the fertilizer can be delivered timely to the fertilizer introducing pipe after treatment; by arranging the depth adjustment lever, a user can adjust the depth of a hole to be dug according to demands; by arranging the fixing ring, the hay knife can be kept stable during use.

The invention discloses a substation intelligent patrol inspection system. The system comprises a patrol inspection safety control management system and a system display module. The output end of thepatrol inspection safety control management system is electrically connected with the input end of the system display module, and the output end of the patrol inspection safety control management system is electrically connected with the output end of a report printing module. The invention relates to the technical field of a substation. According to the substation intelligent patrol inspection system, through arrangement of an outdoor key equipment monitoring module, an indoor key equipment monitoring module and a video image uploading and storing module, when the substation works normally, the substation can be monitored through the monitoring device instead of workers; a video picture downloading module, a fixed standard comparison module and a danger warning condition alarm module in the picture video analysis system can be used for timely and scientific comparison of stored pictures and videos to judge whether to start the danger warning condition alarm module; and whether an alarm needs to be given or not can be judged through a signal comparison unit.

The invention discloses a power distribution cabinet for a workshop. The power distribution cabinet comprises a cabinet body and a commercial power source input module; the power distribution cabinet is characterized in that the commercial power source input module is connected with a commercial power inverter switching module; a DC power supply input module is arranged below the commercial power source input module; the DC power supply input module and an AC power supply input module are connected with a plurality of power UPS modules respectively; and a monitor capable of detecting respective performance separately is connected between the commercial power source input module and the power UPS modules. An electric switch is arranged on an output circuit of the monitor and is in control connection through an infrared module, so that remote control is achieved and the security performance is improved; and a multi-path switching circuit module is arranged on a storage battery pack and is connected with a current collection module, and the current collection module is connected to an MCU master controller, so that the performance condition of the storage battery pack is convenient to timely monitor.