175results about How to "Ensure electricity safety" patented technology

The invention relates to the technical field of electric automobiles, and discloses an electric automobile charging method and a device. The method comprises the steps that a charging pile obtains theidentification information of a vehicle-mounted terminal; the charging pile sends a charging request to a charging pile server, and the charging request comprises the identification information of the vehicle-mounted terminal; the charging pile server sends a charging verification request to a cloud server, and the charging verification request comprises the identification information of the vehicle-mounted terminal; the cloud server judges whether a user label corresponding to the identification information of the vehicle-mounted terminal is contained in the preset user label library or not;if the user label corresponding to the identification information of the vehicle-mounted terminal is contained in the preset user label library, the cloud server sends a first charging instruction tothe charging pile server; and the charging pile server sends a second charging instruction to the charging pile, so that the charging pile can carry out charging operation on the vehicle-mounted terminal. According to the technical scheme provided by the electric automobile charging method and the device, the operation steps of charging of an electric automobile can be simplified, the automatic charging without using mobile phones and charging cards is achieved, so that the electricity utilization safety is ensured during using the charging pile, and the service life of the electric automobile is prolonged.

The invention relates to a remote centralized display system for dial reading of tap water meters and gas pipeline meters. According to the invention, remote centralized displaying of the dial reading of the tap water meters and the gas pipeline meters with no error can be realized. According to the invention, the dial reading showed on domestic tap water meters and/or domestic gas pipeline meters are shot by a camera to form image signals which are transmitted to a display via a video cable, and the images of the dial reading showed on the tap water meters or the gas pipeline meters are displayed on the display. Multi-path video images transmitted from a plurality of families can be displayed on the display one-path by one-path by a video switcher or a frame segmenter. In this way, the dial reading of the tap water meters and the gas pipeline meters can be displayed in a remote centralization way, and water suppliers or gas pipeline suppliers can read the tap water meters and/or the gas pipeline meters conveniently and rapidly on the display.

The invention relates to an alternating-current null-line and firing-line reverse connection and ground line abnormality detection circuit. The alternating-current null-line and firing-line reverse connection and ground line abnormality detection circuit mainly comprises a null-line and firing-line reverse connection detection loop, a ground line abnormality detection loop and a signal output loop, wherein a signal output end of the null-line and firing-line reverse connection detection loop and an output end of the ground line abnormality detection loop are respectively connected with the signal output loop; a PE input end of the ground line abnormality detection loop is respectively connected with an L input end and an N input end, and the signal output loop is connected with a power consumption device controller. The null-line and firing-line reverse connection identification function and the ground line abnormality identification function are integrated, under the situation of the reverse connection of a null line and a firing line and/or abnormality of the ground line, a fault can be accurately judged, and a signal is outputted to the controller of the power consumption device, the controller can take measures to power off the power consumption device in time, the power consumption safety of users can be effectively guaranteed, and the personal injury and death accident can be reduced.

The invention relates to a high and low voltage interlocking device and a method of using the device for realizing power on and power off, which belong to the technical field of circuits. An interlocking switch is parallelly connected onto a low voltage switch, power failure of a low voltage system caused by sudden cutoff of the low voltage switch is prevented, the controller power on and power off state monitoring time is ensured, first low voltage power on and then high voltage power on are realized in the case of power on, and in the case of power off, first high voltage power off and then lower voltage power off are realized, and power safety in the case of power on and power off can be effectively ensured.

The invention discloses a lithium ion battery module structure including a top cover, a bottom shell, a cell module, a BMS management module and a PCB transition board. The cell module is positioned and connected to the bottom shell. Cell units inside the cell module are electrically connected among each other through the PCB transition board. Electrode lugs on the cell units are provided with copper lining pieces. Copper foil welding pads, which are corresponding to the cell units one-to-one, are arranged on the PCB transition board. Cell unit connecting clamps are welded onto the copper foil welding pads in a manner of being tightly-clampingly matched with the copper lining pieces. A module supporting plate is bond to a side surface of the cell module and is provided with the BMS management module. The top cover covers the PCB transition board and is integrated with the bottom shell in a manner of buckling connection. The lithium ion battery module structure is optimized, can reduce assembling process, can reduce labor intensity, can improve production efficiency, and can achieve automatic production in batches.

The invention discloses a disc-shaped suspension porcelain insulator comprising a main rod, an insulator body and a rotating sleeve. The middle part of the main rod is fixed with the insulator body; and the upper end of the main rod is fixed with a mounting plate. A rainproof box is fixed at the upper side of the mounting plate by a screw; a gear ring is disposed under the mounting plate; the gearring and the mounting plate are fixedly connected by four connecting plates. A lithium battery is fixed to the inner wall of the rainproof box by a screw. According t the disc-shaped suspension porcelain insulator, when rotating by itself, a rotating rod also rotates around the main rod; because of the autoroatation of the rotating rod, a brush sleeve can drive a brush to rotate continuously so as to clean the outer wall of the insulator body quickly; because of the revolution of the rotating rod, the insulator body is cleaned at a full angle of 360 degrees by the brush to avoid any cleaningblind area, so that the cleaning effect is ensured and the safety of electricity is guaranteed. The problem that the dangerous level is high and dust is left easily when the worker cleans the outer wall of the insulator by using the brush along the outer wall is solved.

The invention relates to a self-power-off type intelligent socket which comprises a socket panel (1) and at least one electrode insertion hole (2) located in the surface of the socket panel (1), and further comprises a control module (3) and at least one electronic control power-off device. Each electronic control power-off device comprises a ranging sensor (4) and a circuit breaker (5). The device modules are connected on the basis of the designed technical scheme so that the designed self-power-off type intelligent socket can be formed; an intelligent detection electronic control structure is designed and introduced, the positions of which electrodes of a plug are inserted in the electrode insertion holes (2) are detected in real time through the ranging sensor (4), and therefore the work of the circuit breaker (5) is controlled; power supply in the socket is controlled in real time, the safe power supply switching operation of the socket can be effectively achieved for the situations that the electrodes of the plug are partly located in the electrode insertion holes (2) and partly exposed outside and no plugs are located on the socket, and the electrical safety of the socket is ensured all the time.

The invention discloses a battery pack device. The battery pack device comprises a plurality of basic parallel units, heat radiators, bus bars and insulation parts, wherein the bus bars are positioned between the heat radiators and the multiple basic parallel units, and are connected by screws of the heat radiators; pole lugs of the basic parallel units are connected in parallel by the bus bars; each basic parallel unit comprises a voltage collecting terminal; the insulation parts comprise first insulation parts, second insulation parts and third insulation parts; each first insulation part is fixedly arranged between each bus bar and the corresponding heat radiator through the screw of the heat radiator; each second insulation part is positioned around the screw of the corresponding heat radiator; each third insulation part is positioned at the boundary, corresponding to the voltage collecting terminal, of the corresponding heat radiator. The battery pack device has the advantages that when the heat is transferred by the pole lugs, the problem of electric insulation between the heat radiators and the basic parallel units is reliably solved, and the safety in use is improved.

The invention discloses a monitoring direction finding system based on an aircraft-mounted lift-off interferometer. The monitoring direction finding system comprises a rotor wing aircraft, a flight remote controller, monitoring direction finding equipment and a monitoring direction finding terminal, wherein the monitoring direction finding equipment is loaded on the rotor wing aircraft; the monitoring direction finding equipment is connected with the monitoring direction finding terminal through WIFI (Wireless Fidelity); the monitoring direction finding equipment comprises an electronic compass, a GPS (Global Position System) antenna, a GPS module, a direction finding antenna, a receiver, an X86 processing board, a WIFI module and a WIFI omnidirectional antenna; the output end of the GPS antenna is connected with the GPS module; the output end of the GPS module and the output end of the electronic compass are connected with the X86 processing board respectively; the output end of the direction finding antenna is connected with the receiver; the receiver is connected with the X86 processing board; the X86 processing board is connected with the WIFI module; and the WIFI module and the monitoring direction finding terminal are in wireless communication through the WIFI omnidirectional antenna. The monitoring direction finding system based on the aircraft-mounted lift-off interferometer, provided by the invention, can be used for effectively improving the direction finding accuracy.

The invention discloses a wireless power transmission system, comprising an energy transmission platform which comprises a wireless power emission device, and converts inputted AC commercial power into wireless signals so as to be emitted through the wireless power emission device; and an energy receiving end comprising a wireless power receiving device matching the wireless power emission device, receiving wireless signals emitted by the wireless power emission device through the wireless power receiving device, and converting the wireless signals so as to supply power for a load connected to the energy receiving end in a wired mode. The system can supply power for a cooking electric appliance in a wireless power supply mode, solve the problems of frequent power line and socket plugging, and provide convenience for users. The invention also discloses a cooking system and an energy transmission platform.

The invention relates to a thermal-destruction conductive sheet fuse clip, a plug and a socket. The thermal-destruction conductive sheet fuse clip is used for allowing two conductive sheets to be contacted and limited with each other to form a path and destroying the conductive sheets during overheat, so that the two conductive sheets are expanded to form a breakage path due to an elastic force. The thermal-destruction conductive sheet fuse clip comprises a first limitation piece, a second limitation piece and a connection piece, wherein at least one of the first limitation piece, the second limitation piece and the connection piece is a plastic material, at least one of the first limitation piece and the second limitation piece is a metal material, and a part to be destroyed is formed at a connection position of the plastic material and the metal material.

The invention relates to current foldback circuit of breaker that comprises: SCM circuit, current transformer, A/D transformation circuit, and trip drive circuit and trip executable unit; current detecting output end of the current transformer is connected with the detecting signal input end via the A/D transformation circuit; the trip control output end of the SCM circuit is connected with the trip executable unit via the trip drive circuit; alarm circuit is set on the alarm signal output end of the SCM circuit; OFF selecting unit is set at the function selecting input end of the SCM circuit. The breaker of the invention can fulfill the operating requirements of special occasion; it can assure during the fire-fighting, even if the fire pump is overloaded, the fire pump will not stop working to affect emergency fire-fighting.

The invention relates to a human body safety socket which comprises a socket body and is characterized by also comprising an AC (alternating current) branch detection circuit for monitoring load or electric leakage of the socket, a current detection transformer for detecting the current of the socket, an electric leakage detection coil and an impedance pre-detection circuit adopting a multivibrator, which are respectively connected with a central function controller through an amplifying, rectifying and shaping circuit, wherein the current detection transformer and the electric leakage detection coil are used for detecting the current of the socket; the central function controller is connected with a first relay responsible for the on/off of test ends of the AC current branch detection circuit, the current detection transformer and the electric leakage detection coil and a second relay responsible for conversion work of connecting a mains supply to the socket. According to the invention, no electric shock of people can be realized through the bare socket, a user is ensured to find out the power capacity of the site to the electrical appliances or the electrical appliances in failure as soon as possible; and moreover, the user does not need to perform switching-on operation in case of emergency, and just needs to withdraw the electrical appliances, so that the circuit can return to the condition that the idle socket does not carry the strong current, and the human body safety socket has better practical value.

The invention discloses a switch device capable of achieving automatic outage in the standby process. The switch device comprises a switch, a button, a switch control memory unit, a DC voltage-stabilized source, a standby state judging unit and the like. When AC load standby is detected for a while, the switch can be automatically controlled to be disconnected, and all power sources are cut off. When the switch is disconnected, the switch can be connected when the button is pressed down. When the switch is switched on, the button is pressed down, and the switch can be switched off. The switch is used for occasions where electrical appliances or equipment being in the standby state for a long time needs to be automatically cut off, and the switch can be mounted in a socket and also can be connected to the front portion of electric equipment.

The invention provides a method for inspecting substation equipment, which comprises the following steps: S1, an ultrahigh frequency RFID electronic tag is arranged on the substation equipment needed to be inspected; S2, an inspector performs identification inspection on the ultrahigh frequency RFID electronic tag on the substation equipment through handheld equipment; S3, the handheld equipment sends an inspection record to a management platform in a wireless communication mode; and S4, the management platform stores the inspection record to make the inspection record capable of being inquired and analyzed. The ultrahigh frequency RFID electronic tag is arranged on the substation equipment, and the inspection record is performed by the handheld equipment needed to be authenticated and is sent to the management platform, so the method can effectively solve the problem of fraudulent practices in the process of inspecting the substation equipment, ensure absolutely accurate inspection data, provide accurate evidence support for supervising the inspection of the substation equipment and ensure the running safety and the electrical safety of the substation equipment.

The invention discloses a spare electric system for a precise manufacturing industry and a power supply method thereof. The spare electric system comprises diesel generating sets, a commercial power inlet wire device, a dual power supply control cabinet, a low-voltage distribution center, an emergent distribution cabinet, a continuous power supply device, a DC/AC (direct current/alternating current) distribution box, an important IT (information technology) apparatus, a precise machine tool apparatus, a fire fighting system, an illumination system and a lift system which are matched with each other in order to ensure that the important IT apparatus and the precise machine tool apparatus in the precise manufacturing industry out of influence due to the failure or cut-off of commercial power; the power supply mode realizes a continuously power supplying mode; and the electricity safety of the important IT apparatus and the precise machine tool apparatus are ensured. When the commercial power occurs failure or cut-off, the dual power supply control cabinet controls and starts the diesel generating set I; if the diesel generating set fails, the dual power supply control cabinet rapidly starts the dual power supply control cabinet II for power supply, so that the power supply safety and reliability of the whole spare electric system are guaranteed.

A novel charging pile device include a charging pile, a rotary groove is arranged in the charging pile body, a take-up reel is rotatably mount in that rotating groove, a step groove is arrange in thatleft end surface of the charging pile body, a through hole communicating with the step groove and the rotating groove is arranged between the step groove and the rotating groove, a load wire is woundon that take-up reel, a central groove extend upwardly and downwardly is arranged at that center of the upper end wall of the rotating groove, a slide block is slidably mounted up and down in the central groove, a first mounting groove communicating with the central groove is provided in the upper end wall of the central groove, a lifting screw hole with an opening facing that first mount grooveis provided in the sliding block, a lifting threaded rod is arrange in that lifting threaded hole, an upper end of that lifting threaded rod is rotatably mount in the first mounting groove and fixedlymounted with a first bevel gear, a lower end of the slide block is fixedly mounted with an elastic tablet and a conductive pillar located at the center of the elastic tablet, and a conductive sleeveis mounted on the take-up disk toward the center of the end face of the slide block.

The invention discloses a direction-finding system of a lift-off interferometer, which comprises direction-finding equipment and hitching equipment used for hitching the direction-finding equipment onto an aircraft. The direction-finding equipment comprises an electronic compass, a direction-finding antenna, a receiver, an X86 processing board, a WiFi module, a WiFi omnidirectional antenna, a GPS module and a GPS antenna. The output end of the GPS antenna is connected with the GPS module. The output end of the GPS module and the output end of the electronic compass are respectively connected with the X86 processing board. The output end of the direction-finding antenna is connected with the receiver. The receiver is connected with the X86 processing board. The X86 processing board is connected with the WiFi module. The WiFi module is in wireless communication with a direction-finding and monitoring terminal on the ground via the WiFi omnidirectional antenna. By means of the direction-finding system of the lift-off interferometer, the positioning function of a GPS and the navigation positioning function of an electronic compass are realized at the same time, so that the complete data collecting, receiving and processing process can be realized. Meanwhile, processed data are transmitted to the direction-finding and monitoring terminal on the ground in the wireless communication manner. Therefore, the real-time performance of the data transmission operation is ensured effectively.

Embodiments of the invention disclose a breaker contact performance monitoring method and device and a monitoring system, and relate to the technical field of power grids. The breaker contact performance monitoring method comprises the following steps of: receiving real-time voltage, acquired by a voltage acquisition device at the current moment, of a wire-in end and a wire-out end at two ends ofa breaker contact; calculating a difference value between the real-time voltage at the current moment and expected voltage at the current moment, and when the difference value is greater than a presetfirst threshold value, determining the current time as an arcing start moment, wherein the expected voltage is determined through a preset voltage calculation manner; continuously calculating and recording real-time voltage changes of adjacent moments, determining a real-time voltage change of each adjacent moment, and if the real-time voltage change rates of continuous preset times of adjacent moments are smaller than a preset second threshold value, determining the current moment as an arcing stop moment; and determining arcing times and deducing health performance of the breaker contact according to each arcing time. Through the breaker contact performance monitoring method and device and the monitoring system, arcing times of contacts can be monitored in real time so as to grasp the health of the contacts in real time, so that important parameters are provided for the state monitor and life estimation of breakers.

The invention relates to an electric energy metering and management system for a large-scale enterprise. The system comprises a smart cloud computation platform, wherein the smart cloud computation platform is connected with an electric energy metering and management private network of an electricity consumption unit; the electric energy metering and management private network of the electricity consumption unit is connected with a plurality of electricity consumption unit metering and management centers through electric optical fibers; and the smart cloud computation platform accesses to GPRS IP addresses of the electricity consumption unit metering and management centers through the internet, reads electric quantity data and performs computation and control on the electric quantity data to realize electric state real-time monitoring, smart electric operation distribution, smart electric quantity prediction and smart electric fault alarming. According to the system, the enterprise reasonably uses electric energy and performs on-site optimization control on electric energy quality, so that electric consumption accidents and electric energy waste are avoided. A metering and electric energy quality optimization apparatus adopts a GPRS internet-of-things transceiver, can directly access to an IP address of the internet without a GPRS receiving apparatus, realizes the function of internet of things, and is a technical innovation of internet of things.

The present invention relates to the field of low-voltage electrical appliances, and in particular to a circuit breaker. The circuit breaker comprises a circuit breaker shell and a locking mechanism.The locking mechanism comprises a locking piece and an elastic piece, one end of the locking piece is slidingly arranged in the circuit breaker shell and is connected with the circuit breaker shell through the elastic piece, the other end of the locking piece is provided with a locking bulge, and the locking bulge is protruded at the outer side of the circuit breaker shell through a first throughhole arranged in the side wall of the circuit breaker shell; when the circuit breaker is arranged to a circuit breaker assembling position, the shell of the circuit breaker assembling position extrudes the locking bulge to allow the whole locking piece to move in the direction of the internal portion of the circuit breaker shell, and after the circuit breaker assembling position is in place, the elastic piece allow the whole locking piece to move in the direction of the external portion of the circuit breaker shell, and the locking bulge is locked with the shell of the circuit breaker assembling position. The circuit breaker has a simple locking mechanism structure, is simple in locking operation and ensures the reliability of installation of the circuit breaker.

The invention relates to the technical field of ship charging, in particular to a mobile charging system used for a ship and a mobile charging power source. The power source comprises a hull, a powerconnection box and an energy storage unit arranged in a cabin of the hull; the power connection box comprises an input interface used for being connected with a charging power source body, an output interface used for being connected with the to-be-charged ship and a battery interface connected with the energy storage unit; the power connection box can convert the charging power source body into charging voltage matched with the energy storage unit and can also convert the energy storage unit into a power supply suitable for the to-be-charged ship; a deck of the hull is provided with a fixingdevice for fixing the hull. The to-be-charged ship is charged through loading of the energy storage unit in the hull and the corresponding power connection box, offshore charging of the ship is achieved, the situation that power batteries of the to-be-charged ship are dismantled and taken to a charging place for charging is avoided, and damage caused in the process of repeatedly dismantling and transporting the power batteries is reduced.

The invention discloses an outdoor lighting power distribution cabinet protection controller which belongs to the field of a lighting system. According to the controller, a power supply input end is connected with an MCU control unit on a power supply circuit; a power supply output end of the power supply circuit is connected with an immersion detection circuit and a GPRS remote communication circuit. The signal input end of the MCU control unit is respectively connected with the immersion detection circuit and a voltage sampling circuit. The MCU control unit carries out remote communication with a control center through the GPRS remote communication circuit. The signal output end of the MCU control unit is connected with a relay module which controls on and off of a street light and the power supply of a power distribution cabinet. The signal input end of the MCU control unit is connected with a leakage detection circuit. The leakage detection circuit is provided with a transformer which is used for detecting the current of an input cable of the power distribution cabinet. The power supply circuit is connected with the commercial power. According to the invention, the problem of low power distribution cabinet security is solved; leakage of the power distribution cabinet is avoided; the field security of the power distribution cabinet is improved; and the controller can be used for street light management.

The invention provides an automobile voltage regulation system. The automobile voltage regulation system comprises a power source end, a ground wire, an input voltage detection circuit, a control power source module, a voltage regulation circuit, a bypass circuit, a voltage regulation driving circuit, a bypass driving circuit and a control module. The control module comprises an input voltage determining unit, a voltage regulation control unit and a bypass mode control unit. According to the technical scheme of the automobile voltage regulation system, different voltage ranges of input voltages can be differentiated, different working modes such as voltage regulation and bypass can be selected according to different input voltages and further the electric safety and the vehicle safety of automobile electrical equipment.

The invention provides a new energy automobile battery electric quantity control system. The system comprises a storage battery current sampling unit, an output control and sampling unit and a temperature sampling unit, wherein the storage battery current sampling unit is used for collecting current and voltage data of a storage battery, and adjusting a charging current of a charger or closing a DC/DC charger in real time through a microprocessor; the output control and sampling unit is used for controlling the working state of an automotive electrical appliance load and collecting the currentand voltage of the storage battery to electrical load equipment of the whole automobile, and the microprocessor can turn off output or reduce the power output in a PWM mode according to sampling abnormal information; and the temperature sampling unit is used for collecting real-time temperature data of the storage battery and sending the real-time temperature data to the microprocessor, and the microprocessor controls opening and closing of a cooling device according to the real-time temperature data. According to the system, the charging and normal work of the battery are ensured, the DC/DCcharger output power is reduced under the condition of guaranteeing the normal supply of the electric quantity of the storage battery, the charging time of the DC/DC charger is shortened, the reliability of the charger is improved, and the electricity lack caused by continuous discharging of the storage battery is avoided.

The invention relates to a practical oil-immersed transformer, which consists of a rectangular box body, internal working parts, a radiating fin on a side surface, porcelain sleeve type high-low voltage outgoing line terminals on a top cover, and a fixed mounting part at the box bottom. Because the peripheries of the porcelain sleeve type high-low voltage outgoing line terminals and the radiating fin are integrally provided with peripheral protective cover components consisting of rigid protective covers, rubber gaskets and mounting bolts in a sealed mode respectively, the fixed mounting part is arranged to have a closed type framework shape, and the rigid protective covers are made of thin steel plates, the practical oil-immersed transformer can be protected from foreign object collision and put and end to electrical short circuiting caused by sleet and dust coverage in any complex and bad environment, and then a reliable service life of the transformer is ensured. The practical oil-immersed transformer effectively overcomes the defects that a conventional oil-immersed transformer is poor in external interference resistance and the working reliability and safety are difficult to guarantee, and has very strong practicability.

The invention discloses an electric folding door stopper comprising a power supply (3), a switch (4), a limiter (10), a limiter (11), a motor (6), a rotating gear (7), a rotating gear (8), a supporting rod (9) and a door stopper rod (2), wherein the power supply (3) is connected with the motor (6) through the switch (4), the motor (6) is fixedly connected with the rotating gear (8), the supporting rod (9) is arranged on the inner wall of a shell (1), the rotating gear (7) is fixed on the supporting rod (9), and the door stopper rod (2) is fixedly arranged on the supporting rod (9); the power supply (3) controls the motor (6) to rotate through the switch (4), the motor (6) drives the rotating gear (8) to rotate, and the rotating gear (8) drives the rotating gear (7) to rotate so as to drive the door stopper rod (2) to swing. The electric folding door stopper disclosed by the invention realizes folding through electric control, has the characteristics of impact resistance, pulling resistance, safety, stability and the like, and is wide in installation position applicability.

The invention provides a dehumidification and drainage cable trench, which includes an inner groove, an outer groove and a cover plate. The inner groove includes a left vertical plate of the inner groove, a right vertical plate of the inner groove and a bottom plate of the inner groove. The left vertical plate, the right vertical plate of the outer tank and the bottom plate of the outer tank form a hollow circuit between the inner tank and the outer tank, and two rows of circular The inner exhaust holes are also provided with two rows of outer exhaust holes at the upper position of the vertical plate on the right side of the outer tank corresponding to the height of the inner exhaust holes; one piece is extended at the edges of both sides of the cover plate. As for the side plate, a drain is opened at the bottom end of the vertical plate on the right side of the outer tank. Beneficial effects are: the design increases the air circulation in the cable trench and effectively removes moisture. The design of the side plate prevents rainwater from entering the cable trench from the vent hole. The outlet will flow out in time, and the cable trench will always be kept dry to ensure the safety of electricity use.

The invention discloses an over-temperature protection device of an alternating-current socket. The over-temperature protection device comprises a power plug, a sampling circuit and a controller; at least one thermistor used for detecting temperature of a conducting metal piece in the power plug is arranged inside the power plug; the sampling circuit is used for sampling resistance of the thermistor so as to generate sampling signals; the controller is connected with the sampling circuit and controls a power supply of an alternating-current power circuit connected in the electrical equipment to be disconnected. The over-temperature protection device can have a main electric circuit of the electric equipment disconnected when the power plug or socket is over high in temperature, so that melting deformation of plastic of the socket due to high temperature is avoided, short circuit accidents of the power supply is avoided, and electrical safety is guaranteed. The invention further discloses electric equipment provided with the over-temperature protection device of the alternating-current socket.

The invention relates to a movable skid-mounted combined adsorbent local desorption regeneration device. The device comprises a "microwave and vacuum" desorption module, a condensation module, a recovery module and a control module; and the "microwave and vacuum" desorption module is suitable for integrally desorbing an adsorbent transported by an adsorbent conveying device to generate an oil-gasmixture and the adsorbent; the condensing module is suitable for collecting the oil-gas mixture and condensing the oil-gas mixture to generate oil and gas; the recovery module is suitable for collecting and respectively recovering the oil and gas; and the control module is suitable for controlling "microwave and vacuum" desorption, the condensation module and the recovery module. The device realizes the desorption of the adsorbent to prevent environmental pollution; and the four modules are placed in a corresponding skid, so the device can be locally mounted, and is easy to transport.