457results about How to "With alarm function" patented technology

The invention discloses intelligent wearing equipment with a warning function and an intelligent wearing system. The intelligent wearing equipment comprises a warning detecting device, a main control device, an evidence obtaining device and a warming transmitting device. The warning detecting device is used for sending a warning signal to the main control device when an abnormal situation is judged to occur; the main control device is used for carrying out warning processing according to the warning signal; the evidence obtaining device is used for obtaining evidence obtaining information, and the warming transmitting device is used for sending the warning information and the evidence obtaining information to a background operating server. According to the intelligent wearing equipment and the intelligent wearing system disclosed by the invention, many kinds of warning modes are supported, the warning information is automatically sent to the background server and can be simultaneously sent to a designated contact person, and the warning information is sent to a public security department, a medical department, a fire department, a traffic management department for police situation processing by the background server, so that the intelligent wearing equipment and the intelligent wearing system have the functions of environmental safety monitoring and food safety monitoring, the situation that nobody accepts warning can be avoided, and the intelligent wearing equipment and the intelligent wearing system have the characteristics of more comprehensive and effective warning function, wider triggering mode, warning-mode concealing property and product intellectualization.

The invention relates to a pan which comprises a pan body and a handle, wherein a handle joint is arranged on one side of the pan body, close to the handle; a fillet extending to the pan bottom is connected with one end of the handle joint; a first chamber for accommodating a temperature sensor is formed between the fillet and the adjacent pan body; a second chamber is arranged at the top of the handle; an electronic component with functions of temperature display and preset temperature voice alarming is mounted in the second chamber and is electrically connected with the temperature sensor through a wire; a button panel is arranged on the surface of the electronic component; a button film is arranged at the top corresponding to the second chamber; the button film is arranged on the button panel; a third chamber for accommodating a power supply is arranged on the handle; and the power supply is electrically connected with the electronic component. Through the matching of the temperature sensor and the electronic component, the temperature in the pan is reflected in real time and an alarming function is achieved, so that the temperature of the pan body is conveniently adjusted according to different food materials and the optimal cooking effect is achieved.

The invention provides a fully automatic wire winding machine, which belongs to the technical field of wire winding machines and solves the problems that the current conventional wire winding machine has low working efficiency and cannot achieve full automation. The fully automatic wire winding machine is connected with a hauling machine; the hauling machine is connected with a wire outlet machine. The fully automatic wire winding machine comprises a base, a detection device, a PLC control-based control cabinet and a man-machine interface arranged on the base, wherein both the detection device and the man-machine interface are connected with the control cabinet; the base is provided with a wire feeding and arranging mechanism, a wire winding mechanism and a wire fetching mechanism; and the wire feeding and arranging mechanism, the wire winding mechanism and the wire fetching mechanism are controlled by the control cabinet to wind a wire on the wire winding mechanism from the wire feeding and arranging mechanism and fetch the wound wire out from the wire winding machine. The fully automatic wire winding machine has the advantages of fully automatic operation, high working efficiency, wire saving and the like.

The invention relates to the field of electrical equipment detection, in particular to a full-performance detecting system of a magnetic latching relay and a detecting method of the full-performance detecting system of the magnetic latching relay. The detecting system comprises a main control panel, an auxiliary control panel and a resistive load box, wherein the auxiliary control panel is communicated with the main control panel through a network port, the auxiliary control panel controls the resistive load box to work by controlling an air switch, and the main control panel is connected with the magnetic latching relay. An ongoing full-performance test of the magnetic latching relay comprises an initial operation voltage, a returned value voltage test, an operation time test, a four probe method and high current method coil resistance test, a contact temperature-rise test, a mechanical life test, an electrical endurance test and an overload test. The full-performance detecting system is simple in wiring, capable of automatically finishing an electrical performance test, a safety performance test and a service life test without manual intervention, comprehensive in test items, and simple in test process.

The invention discloses a glue coating automatic turnover machine, which comprises a turnover mechanism, a mechanical hand mechanism, a lifting mechanism, a distance measuring mechanism and a controller, wherein the turnover mechanism is arranged on a glue coating frame, the mechanical hand mechanism is connected with a rotating shaft and a bearing seat in the turnover mechanism through the glue coating frame, the lifting mechanism is arranged on the glue coating frame and is positioned in front of the mechanical hand mechanism, the distance measuring mechanism is arranged on the glue coating frame and is positioned under the mechanical hand mechanism, and the controller is connected with each mechanism. The invention adopts a mechanical hand for tightly clamping work pieces, the mechanical hand is provided with a clamp which consists of a clamp press plate and a clamp base, then, a servo driver is used for driving a servo motor to drive the rotating shaft for turning small combining surfaces of the work pieces to a position where the glue coating surface faces up, the distance measuring mechanism provided with a displacement sensor is used for detecting the positions of the work pieces, and the lifting mechanism provided with a tray positioning pin is used for lifting the work pieces to the glue coating positions. The invention has the characteristics of accurate turnover positioning and high automation degree.

A control system for energy saving intelligent illumination is composed of computer of the control centre, radio communication system, remote executing terminal and road lamp as well as five parts ofcontrol managing centre of road lamp system, radio communication system, remote intelligent executing terminal, carrier wave communication of spread spectrum power and front end controller of energy savint type of road lamp, of which the control managing centre of road lamp system will send the control signal to some remote intelligent executing in controllable area through the radio communication system and mean while receive the reporting signal of various state from the remote intelligent executing terminal. The present invention can execute the control of turning on-off and low power operation on any illuminating light source in the city and carryout the operating state detection with the function of state display.

The invention discloses a Bluetooth Low Energy (BLE) invisible intelligent lock system controlled by BLE equipment. The BLE invisible intelligent lock system controlled by the BLE equipment is based on the BLE wireless communication technology. The BLE invisible intelligent lock system comprises a BLE invisible intelligent lock, the BLE equipment, an application program (APP) capable of running on the BLE equipment, a BLE gateway, and the like. According to the BLE invisible intelligent lock system controlled by the BLE equipment, a key is replaced with the BLE equipment like a daily used smart phone to control the BLE intelligent lock, the BLE technology is adopted to guarantee safety of data transmission and enable the BLE intelligent lock to work over a year normally only by being powered by a battery, requirements of users for safety, convenience and price and the like of a lockset system are met, usage of the key, a lock cylinder and other parts is eliminated by adding only one BLE module, and the lock industry is promoted to step into an energy-saving and environment-friendly lower-carbon time.

The invention relates to the technical field of medical rehabilitation instruments and provides an intelligent lower limb rehabilitation training device. The main structure comprises a control module, a power driving module, a detection module, an external skeleton and a balance device. The control module is in electrical information connection with the power driving module and the detection module. The power driving module and the detection module are connected to the external skeleton in an embedded manner. The control module comprises a computer, a servo controller, a control system and a control circuit. The power driving module comprises four groups of servo motors. The detection module comprises a muscle force sensor, a pressure sensor, a speed sensor and an angle sensor. The external skeleton is formed by connecting a joint frame comprising a hip joint, knee joints and ankle joints and a skeleton comprising a chest support, straps, a weight reduction support, a waist support, a thigh bone frame, a fibula frame, an ankle frame and a foot carrier in a mode of kinetic pair. The balance device comprises a hand cart, parallel bars and crutches. The intelligent lower limb rehabilitation training device fulfils a good rehabilitation training aiding function.

This invention relates to an system based on alarming cluster and associated network safety including a monitor module, a buffer memory module, a hierachi clustering module, a database process module, an associated analysis module and an alarm and response module integrated on the upper control stand. The hierachi clustering module can reduce the same or similar redundant alarm information, so as to reduce its transmission volume or extra loads and reduce process burden of network managers who can be even more clear about the attack behavior and configurated safety strategy.

The invention discloses an anti-theft monitoring system for electric power facilities. The anti-theft monitoring system for the electric power facilities mainly comprises a outdoor monitoring host, a communication server, a data bank server, a WEB server, a multistage alarm receiving host, a user host and a cell phone terminal. A outdoor terminal is installed on a transformer pole and powered by a three-phase alternating current, and is connected with a various function detection module. The communication server, the data bank server and the WEB server are located at a monitoring center; the outdoor terminal monitors the environmental conditions and various operating parameters to guarantee the safety of the transformer, and transmits data with a communication server of the monitoring center through a GPRS (General Packet Radio Service) wireless network access way and keeps in touch with the communication server; the alarm receiving and management contact with a control center server through an internet access. The anti-theft monitoring system for electric power facilities can accurately analysis and judge the conditions of people approaching, facility vibration, facility slant and the current and voltage of the transformer, and is suitable for popularization and application.

The invention discloses a multi-functional intelligent platform. The multi-functional intelligent platform comprises a platform body, a central control unit, a computer host, a display screen, a projector, sound equipment, a lifting table, a lifting drive mechanism, a camera, a face identifier, a body temperature monitor, an alarm and a storage, the camera acquires the face image information of a student and sends the face image information of the student to the face identifier, the face identifier extracts face image data pre-stored in the storage to compare, identify and generate identification data, the face identifier sends the identification data to the central control unit to process after finishing identification, and the central control unit generates a student attendance situation table according to the identification data; the body temperature monitor monitors the body temperature of the student and sends the measured body temperature data to the central control unit to process, when the body temperature is higher than a preset range, the central control unit controls the alarm to give an alarm. The multi-functional intelligent platform is capable of automatically realizing the student attendance registration and student body temperature monitoring.

The invention discloses an energy management system, which includes energy management control center equipment used for collecting and analyzing energy consumption information of electricity consumption equipment, uploading the energy consumption information to an energy management server, and receiving request commands sent by the energy management server, mobile terminal equipment used for generating and sending request commands or control commands to the energy management server or the energy management control center equipment, and the energy management server used for receiving the energy consumption information sent by the energy management control center equipment as well as request commands or control commands sent by the mobile terminal equipment, and respectively sending downlink energy data or control commands to the energy management control center equipment and the mobile terminal equipment. The energy management system provided by the invention adopting the three-module framework including the energy management control center equipment, the mobile terminal equipment and the energy management server performs active monitoring and management for energy, and has the functions of energy consumption information display, electricity consumption equipment control, statistics analysis and decision making, prewarning, warning and prompting.

The invention discloses a cabinet door control alarm, which comprises a main control circuit, a power source and cabinet door state detection circuit, a motor lock motor driving circuit, an alarm input-output circuit, an alarm circuit and a multimedia message module integrated circuit (IC7), wherein the main control circuit is used for controlling each circuit; the power source and cabinet door state detection circuit is used for supplying a power source to the circuits and detecting an opening and closing state of a cabinet door; the motor lock motor driving circuit for supplying a power source started or shut down to a motor lock motor and enabling a motor lock to move towards the opening or closing direction; the alarm input-output circuit is used for collecting each alarm signal and giving out alarm command; and the alarm circuit is used for sending out sound and light to give an alarm and sending out the alarm signal to users near the cabinet door. The multimedia message module IC7 is used for achieving remote connection between the cabinet door control alarm and a cabinet door controller and enabling the cabinet door controller to know about the state of the cabinet door control alarm and achieve remote control of the cabinet door control alarm. The cabinet door control alarm can carry out remote control and remote alarm to the cabinet door, multiple unlocking secret-key control is adopted, and the safety performance of a cabinet door control system is greatly improved.

The invention relates to a method and a system for testing the reliability of a load switch, and is characterized in that the method comprises the following steps that (1) a test system is connected with the load switch to be tested; (2) the load switch to be tested and the system are connected; (3) a pulse power module is set; (4) a subsystem sends out a pulse excitation signal; and (5) an alarm ending signal is sent out. The system comprises a control subsystem, an actual load subsystem and a temperature and humidity subsystem. According to the scheme provided by the invention, the reliability of a single-phase load switch and a three-phase load switch can be tested; the time and contact resistance are tested automatically, and stopping conditions are judged automatically; an alarm function is realized and the safety is high; mechanical reliability and electric reliability tests can be carried out automatically without manual operation, and the stability is good; and the wiring is simple and the verification time is saved.

The invention discloses an intelligent packaging temperature monitoring system of a refrigerated drug material flow and a realization method thereof. The system comprises a data acquisition layer, a data transmission layer and a data application layer, wherein the data acquisition layer is used for reading RFID (Radio Frequency Identification) electronic tag information stored in an RFID electronic tag which is internally placed in or externally hung on a refrigerated drug packaging box in the refrigerated drug material flow; and the data application layer is used for carrying out data analysis, storage and management processing on the collected RFID electronic tag information, detecting and setting performances, parameters and functions of read-write equipment which supports an RFID technology, and the RFID tag, setting a system authority, monitoring a real-time temperature, alarming an over-proof temperature, providing a corresponding processing result and displaying the state of the refrigerated drug material flow, so as to realize event alarming and deeper digging of data, and adjust and control the state of the refrigerated drug material flow in a long distance. The system and the realization method thereof, disclosed by the invention, have the advantages of capability of monitoring the temperature in real time, no chain broken phenomena, alarm function and the like.

The invention discloses a mass concrete temperature intelligent monitoring and controlling device, which comprises a circulating pipeline formed by sequentially connecting a water supply device, a water distribution device, a concrete cooling system and a water return device, wherein the concrete cooling system is internally provided with a temperature monitoring device; and a centralized controlsystem which is respectively connected with the water supply device, the water distribution device, the concrete cooling system and the water return device. The concrete cooling system comprises a cooling water pipe arranged in the concrete. Usage of the device comprises a concrete cooling system setting step, a monitoring device setting step, a water distribution device setting step, a water supply device setting step, a water return device setting step, a mass concrete construction preparation step, a data acquisition step, a water supply pressure stabilization step, an alarm step, a hot water tank drainage step and a cold water tank water replenishing step. By the adoption of the mass concrete temperature intelligent monitoring and controlling device, water supply pressure can be stabilized, different water inlet temperatures and flow rates of each layer can be dynamically adjusted, temperature field change in the mass concrete can be developed according to a target of temperature control, and an alarm function is equipped, so that the problems that a temperature difference of each region of the mass concrete is too large and cracks are easy to generate are solved.

The invention provides a DCS control system for material processing. The system comprises a diaphragm pump arranged on a material storage tank and a motor used for starting material processing, an electromagnetic valve is arranged on the diaphragm pump, and a detection module is arranged inside the material storage tank. The detection module is in interactive connection with a PLC via an analog I / O module, the programmable logic controller is in interactive connection with a digital I / O module, the digital I / O module controls operation of the diaphragm pump through the electromagnetic valve, the output end of the electromagnetic valve is connected with the input end of the digital I / O module, and the output ends of the analog I / O module and the digital I / O module are both connected with the motor. According to the DCS control system for material processing provided by the invention, material weighing, material feeding, and the temperature, liquid level and the like inside the material storage tank in the process of material stirring, dispersing or grinding can be automatically and remotely controlled, a processing device can be automatically started or stopped, the purpose of automatic processing is achieved, the cost is saved, and the product quality is improved.

The invention relates to a die-casting device for solving the air hole defect of a die-casting product and a die-casting process thereof. The die-casting process for solving the air hole defect of the die-casting product is implemented through the following steps that 1), when molten alloy liquid is poured into a charging barrel, a punch of a plunger rod starts to move forwards and carry out segmented moving at a low speed of 0.15 - 0.3m / s, and the metal liquid in a laminar flow state; 2), when the molten alloy liquid is moved to a mold gate, the punch enters a low-speed and high-speed switch position, wherein the running speed of the punch instantly rises to 3 - 6m / s with 0.03 - 0.05s; 3), after high-speed filling is completed, the running speed of the punch enters a high-speed deceleration state, and the pressurization process is adopted simultaneously, wherein vacuumizing is carried out in the stage 1 and is carried out between 30 - 60mm before the punch seals a material inlet and a pouring port. The die-casting device for solving the air hole defect of the die-casting product and the die-casting process thereof, disclosed by the invention, can perform vacuumizing well, and the long-time smooth operation of the device can be guaranteed.

The invention discloses an indoor power distribution cabinet with an alarm function. The indoor power distribution cabinet comprises a casing body. An alarm lamp and a carbon dioxide gas storage tankare arranged at the top of the casing body. An air outlet pipe is arranged at the bottom of the carbon dioxide gas storage tank. The air outlet pipe passes through the casing body and is connected with a first joint. A hollow plate is arranged on the other end of the first joint. A first through hole is arranged in the lower surface of the hollow plate. A smoke sensor and a temperature sensor arearranged on the top end of the inner wall of the casing body. The temperature sensor is located at the right side of the smoke sensor. A ventilation hole is arranged in the right side of the casing body. A filter screen and a first fan are arranged inside the ventilation hole. The first fan is located on the right side of the filter screen. A second fan is arranged on the bottom end of the casingbody. The second fan is connected with an intake pipe through a second joint. The other end of the intake pipe passes through the inner wall of the casing body and is connected with an air purifier. According to the invention, the problem that a fire risk in the existing indoor power distribution cabinet cannot be treated in time is solved, and the indoor power distribution cabinet has the advantages of high safety and high practicability.

The invention discloses a monitoring system on the basis of a full-automatic infusion set. The monitoring system comprises infusion bottles, an infusion pump and infusion valves; an infusion controller is arranged on the infusion pump; a control module simultaneously controls a motor to regulate the infusion valves to control infusion rates and switch the infusion bottles by an infusion rate control module; and a micro control module uploads data to medical personnel by a communication module. The monitoring system not only is convenient to operate, is visual to display and has an alarm function, but also can automatically replace infusion liquor, can effectively avoid a medical accident caused by blood return in the infusion process, can effectively reduce workload of nursing personnel and gives a better working environment for the medical personnel.

The invention discloses a medical care infusion rack with an alarming function. The medical care infusion rack comprises a base, a vertically arranged supporting tube is connected with the center of the top of the base through a bolt, a supporting rod is inserted in the top in the supporting tube, and a storage tank is welded to the top of the supporting rod; four indicator lamps which are distributed in an annular array are connected with the peripheral outer wall of the storage tank, and a horizontally arranged fixed ring is connected with the bottom in the storage tank through bolts. Duringinfusion, when injection liquid almost flows away, a controller controls an audible and visual alarm to work, the corresponding indicator lamps flicker at the same time, medical personnel can be timely reminded, accordingly, the infusion rack has the alarming function, and great convenient is provided for the medical personnel; by pressing down sliding rings, the sliding rings, hanging rods and pull force sensors are placed in the storage tank, meanwhile, the supporting rod is put down, hanging arms are folded, and thus the infusion rack is unfolded; the occupied space of the infusion rack isreduced, and the medical care infusion rack is convenient to transport and store.

The invention discloses a multifunctional air environment monitoring and control device, comprising: a sensor part which senses one or more parameters of ambient air environment and outputs the parameters as analog quantity or digital quantity or frequency; a central processing unit part which processes and outputs signals detected by the sensor; a power supply part which provides energy for various parts of the multifunctional air environment monitoring and control device; an operation part which is operated by a user and controls the device by inputting a command; a display part; an output part; and a communication part which is a two-way communication interface to transmit digital data of the central processing unit part to other external devices and receive the data and the command from the outside. Single gas or mixed gas in the environment can be respectively monitored and controlled by the multifunctional air environment monitoring and control device, and the monitored air quality indicators can be displayed and directly controlled or transmitted to other devices, thereby being convenient for use.

The invention discloses a high-coverage automatic radio frequency index test device. By using the device provided by the invention, quick tests with high coverage can be performed on multi-channel radio frequency indexes of various types of equipment under test. The device provided by the invention is implemented via the technical scheme as follows: an input radio frequency interconnection matrixmodule receives multiple signal sources, a noise source and an output signal of a vector network, and provides source signals such as a microwave vector signal source, the noise source and the vectornetwork output signal to the equipment under test; the equipment under test receives a low-phase noise local oscillator signal and a reference clock signal from a multi-channel local oscillator sourcemodule; the equipment under test completes automatic switching of multiple channels via an output radio frequency interconnection matrix module, and transmits a test signal to an universal measurement instrument; an industrial control computer calls control parameters of the universal measurement instrument and the equipment under test to complete automatic test of the multiple indexes, reads a test result of the universal measurement instrument and automatically generates a test report in a standard format; the artificial configuration test and automatic test on the main indexes of the equipment under test are achieved by using a visual manual control interface.

The invention provides a knee identification and an automatic opening and closing system of charging cover of electric car, which comprises anear field communication module arranged on the car body of the electric car,a charging cover control module and an action execution module; the input end of the charging cover control module is connected with the near field communication module; the input end of the action execution module is connected with output end of the charging cover control module, the working end of the action execution module is connected fixedly with the charging cover. The invention also provides a knee identification charging system, which comprisesa charging unit, knee control unit, a charging gun, an electric quantity measuring unit, a charging switch unit and a billing system; head of the charging gun is provided with a wireless reading and writing device, which is connected with the knee control unit and used for identifying and transferring car identity of the near field communication module. The technical scheme has he advantages that the charging cover of the electric car is closed or opened manually, artificial operation process is reduced and the efficiency is high.

The invention belongs to the technical field of luggage lock equipment and particularly relates to a luggage lock cylinder full-automatic assembling machine which comprise a machine frame, a feeding device, a rotating divider, a locating component, a spring sorting and screening component, a spring mounting component, a lock row piece classifying and storing-taking component, a lock row piece mounting component, a key inserting component, a discharging device and a control system. Compared with the prior art, the machine at least has the advantages that the automatic assembling machine can achieve full-automatic assembling of various parts of a lock cylinder, the producing mode of worker manual assembling is replaced, and assembling efficiency and accuracy are greatly improved. PLC full-automatic control assembling on different lock cylinders, different lock row pieces and keys with different model numbers is completed in the equipment creatively, and accordingly the requirements of full intelligentizing and flexibility can be met. Assembling of a lock cylinder can be completed every four seconds, compared with current manual assembling, efficiency is improved by at least 10 times, and a large amount of manual cost is saved.

The invention provides a handle bar of a bicycle. The handle bar comprises a transverse rod and handles arranged at two ends of the transverse rod, wherein a vibration sensor module, a controller module and a wireless communication module are installed inside the transverse rod, and the controller module is in data connection with the vibration sensor module and the wireless communication module respectively; a controller is also in data connection with an air pollution quality detector, an audible and visual alarm device, a GPS (global positioning system) navigation and positioning system and a display device; LED (light-emitting diode) lamps and a solar cell panel are also installed on the transverse rod; and a power module supplies electric energy to the vibration sensor module, the controller module and the wireless communication module. The handle bar is simple in structure and convenient to use, and illumination is realized through the electric energy produced by solar energy, so that the bicycle can be ridden safely at night; a user can know the time and the air quality conveniently at any time, so that the living and life quality is improved; and the handle bar has a wireless alarm function, so that the bicycle is prevented from being stolen, and the safety of the bicycle is improved.

The invention discloses a bridge flexibility monitoring system based on the visible light imaging technology. The invention discloses a bridge flexibility monitoring system based on the visible light imaging technology, which is characterized by using a central data processing module to cooperatively work with a display module, an information transmission module, a data transmission module and a CCD flexibility monitoring module, using the non-contact monitoring mode, using the light as monitoring medium and using the CCD flexibility monitoring module which consists of a first stage processor, a CCD flexibility monitor, a CCD area array detector, an LED light source, an optical emission device, an optical reception device and a target to monitor whether the change of the flexibility value exceeds the flexibility limit. The invention replaces the laser with the visible light as a transmission medium, reflects change of flexibility of the bridge through the target reflection light spot displacement, does not need the complex operation, obtains the data change only through the image, and greatly reduces the system cost.

The invention discloses a multipath water quality online monitoring system which comprises a main controller. The main controller comprises a single chip computer, an LCD display module, a database module, a keyboard module and an output module. The single chip computer is connected with the LCD display module, the database module, the keyboard module and the output module. The single chip computer also is connected with a sensor module through a signal conditioning module. The database module is connected with a workstation computer through an Ethernet module. The output module is connected with a terminal equipment module through a relay output module. The main control unit is connected with a working power supply. According to the invention, the real-time monitoring of water quality can be realized, and the multipath water quality online monitoring system satisfies requirements of aquatic product scientific research, a large-scale aquaculture plant using recycled water culture, and industrialization.

The invention discloses a mud shale anti-fragmentation self-starting type refrigerated sampler and a sampling method thereof. The mud shale anti-fragmentation self-starting type refrigerated sampler is composed of a reducing joint, a diverting joint, a regulating single action mechanism, an outer tube, a drill core breakage-proof and cold source starting coring mechanism, a reamer, a drill core clamping and breaking mechanism, and a drill bit. The mud shale anti-fragmentation self-starting type refrigerated sampler and the sampling method thereof have the function of anti-fragmentation, and are particularly suitable for drill core sampling of easy-fragmented formations such as mud shales, oil shales, shale gas, natural gas hydrates and coal bed gas; when sampling is performed at differentrock layers and different depths, only different refrigeration amounts and valve pressure values are set according to need, the operation is simple, cold sources with various types can be applied, andthe range of application is wide; a hole bottom self-starting type freezing method is adopted to reduce the manual operation and improve the efficiency; and an alarm function is obtained after the completion of freezing, drill lifting and coring are carried out, a drill is lifted to the ground surface, the disassembling operation is simple, and subsequent analysis and testing are facilitated.

The invention discloses a multifunctional smart lock. The multifunctional smart lock comprises a lock case, a lock body and a control circuit in the lock body, wherein the lock case comprises a first casing and a second casing, and a scene button is arranged on the second casing; the lock body is arranged in the lock case, one handle is arranged on the outer side of the lock case, the lock body is provided with a bolt, and a lock groove allowing press-in of a lock pin assembly is formed in the lock case; a control unit, a wireless communication module and a power supply module are arranged on the control circuit, and the control unit is electrically connected with the scene button, the wireless communication module and the power supply module. The scene button is arranged on the second casing, so that all that is required for a user away from home is to perform one-button operation, all electrical appliances at home can be turned off, besides, a fingerprint recognition module is arranged on a handle pillar on a first handle, the traditional fingerprint lock operation that a fingerprint is scraped firstly and then a door handle is rotated to open a door is not needed, a finger can be pressed on the door handle directly, and the door handle is rotated for opening the door after fingerprint verification.