967 results about "Electric shock" patented technology

The invention discloses a pepper field prodenia litura adult trapping and killing device and method. The pepper field prodenia litura adult trapping and killing device comprises an AI adult prediction system, an insect trapping device, a high-voltage power grid killing device, an insect corpse collecting device and an energy supply device. The AI adult prediction system is in communication connection with the insect trapping device and is used for monitoring prodenia litura adults in real time and sending a starting signal to the insect trapping device; the insect trapping device carries a prodenia litura sex attractant and is used for releasing the prodenia litura sex attractant to trap adults of prodenia litura after receiving the opening signal; the high-voltage power grid killing device is used for killing adults through cooperation of contact electric shock and air electric shock; the insect corpse collecting device is arranged below the high-voltage power grid killing device and is used for collecting killed insect corpses; the energy supply device is electrically connected with the AI adult prediction system, the insect trapping device and the high-voltage power grid killing device and supplies power to all electric components. Non-chemical, accurate, environment-friendly and efficient trapping and killing of the prodenia litura adults in the pepper field and stable and long-acting operation of the device are realized.

The utility model provides an insulation grounding device for power substation construction, which belongs to the technical field of substation grounding construction and comprises an insulation cylinder, a ground cone is fixedly connected to the bottom of the insulation cylinder, a grounding column is embedded in an inner cavity of the ground cone, and connecting columns moving oppositely are symmetrically arranged in the inner cavity of the insulation cylinder. The inner cavity of the insulating cylinder is provided with an opposite linkage assembly for driving the two connecting columns to be in butt joint with the conductive disc and the grounding column respectively, and the two connecting columns are in butt joint with the conductive disc and the grounding column respectively, so that the electric wire is grounded, current is led to the ground through the electric wire, and safe grounding of electrical equipment under normal and fault conditions is ensured; according to the utility model, the device is simple in structure and convenient to carry, prevents electric shock danger during equipment electric leakage, can be directly installed at a corresponding position through the ground cone during construction, forms an integrated structure with the ground cone, brings convenience to the construction process, and further guarantees the efficiency of the construction process of the transformer substation.

The invention discloses a multi-physics field coupling high-resistance fault self-healing protection method, equipment and a medium. The method comprises the following steps: collecting multi-physics field coupling data and carrying out standardization processing; a multi-field coupling robust threshold value is generated based on the standardized multi-field coupling data, and the fault condition is further identified and judged; analyzing a fault condition based on a digital twinborn technology, inverting fault point data and performing multi-field cooperative adaptive arc extinction control; and self-healing recovery of robust optimization driving is carried out. According to the method, the dynamic protection threshold value is generated through a method of fusing time sequence prediction and robust optimization, wide-range fluctuation of new energy output and load can be automatically adapted, the problem that the misjudgment rate of a fixed threshold value is high when the system operation state changes is solved, and the dynamic adaptability of protection is improved; a model prediction control dynamic optimization active compensation strategy is adopted, the residual voltage and the residual current of a fault point can be actively restrained within a preset safety threshold value, and secondary accidents such as electric shock and mountain fire caused by incomplete arc extinction are avoided.

This utility model discloses a high-efficiency hot and cold water stratification anti-electric shock wall water inlet pipe, relating to the field of hardware equipment technology. The utility model includes a connecting pipe, the top of which is connected to a water supply pipe, and an isolation pipe fixedly connected to the surface of the water supply pipe; a buffer assembly is installed inside the isolation pipe. This utility model significantly improves the hot and cold water stratification effect by setting up four sets of twisted circulation pipes arranged circumferentially around the water supply pipe, and buffer pipes perpendicularly aligned with the circulation pipes. When cold water enters the circulation pipe through the water supply pipe, the twisted design extends the water flow path, reduces water pressure, and slows down the flow rate. The buffer pipes cooperate with the buffer tank, causing the water flow discharged from the circulation pipe and the buffer pipe to collide vertically within the buffer tank, offsetting high-pressure impacts and reducing eddy current generation. This structure effectively avoids the problem of hot and cold water mixing caused by cold water directly entering the hot water layer, ensuring stable hot and cold water stratification in the water storage tank and improving the continuity and comfort of hot water output.

This utility model provides a transformer partial discharge testing device, mainly relating to the field of transformer technology. The device includes a housing and metal electrodes. The metal electrodes are slidably disposed on the top of the housing. A rectangular cylinder is fixedly disposed on the top of the housing. A support frame is slidably disposed inside the rectangular cylinder. A limiting block is hinged to the outside of the rectangular cylinder, and the limiting block abuts against the side of the support frame. An L-shaped fixing plate is fixedly disposed on the outside of the rectangular cylinder, and a DC solenoid valve is fixedly disposed on the L-shaped fixing plate. The end of the DC solenoid valve abuts against the limiting block. The advantages of this utility model are: after the test is completed or the monitoring system detects an abnormality, the metal electrodes can be quickly and safely separated from the transformer, effectively avoiding the risk of electric shock due to residual charge and greatly ensuring the safety of operators.

This invention discloses a multi-functional police handcuff, comprising a handcuff body, a handcuff ring, an electric push rod, an arc-shaped ring, and a main control circuit. The handcuff body and handcuff ring are hinged together and can be closed to form a ring-shaped opening. An electric push rod is located at the upper center of the handcuff body. An arc-shaped ring is located at the bottom of the movable rod of the electric push rod. An electric shock head is located on the side of the arc-shaped ring near the handcuff opening. The main control circuit inside the handcuff body controls the extension and retraction of the electric push rod and the release of the electric shock. In this invention, when criminals attempt to forcibly damage the handcuff body or illegally unlock it with a key, the main control circuit controls the electric push rod and arc-shaped ring to reduce the distance between the handcuff body and the criminal's wrist, tightening the handcuff and applying an electric shock, thus deterring the criminal from attempting to damage the handcuff or illegally unlock it with a key, achieving a better security effect.

The utility model provides a kind of protection charging system of robot charging pile, it is related to robot charging technical field, system includes charging end, signal sampling end, power supply unit, monitoring unit, main control unit. By introducing monitoring unit detection robot ontology and the on-off between monitoring contact on charging pile, generating on signal or disconnect signal and send to main control unit, main control unit controls the power supply unit in charging pile and powers on output charging voltage and current according to on signal or disconnect signal and charges or disconnects power supply and stops charging, so that robot can automatically turn off power after leaving charging pile, avoid the charging electrode piece of charging pile long time conduction, even if human press charging contact on charging pile also cannot trigger power supply, can prevent electric shock, guarantee the safety of robot charging pile, especially suitable for domestic robot, can avoid domestic child mis-trigger or naughty active trigger and lead to electric shock.

The utility model discloses an isolation handcart for a high-voltage switch cabinet, which comprises a handcart body provided with a circuit breaker. The circuit breaker is provided with a moving contact and a fixing piece used for fixing the moving contact, a first fastening piece is arranged in the moving contact, and the first fastening piece penetrates through one end of the moving contact and then is connected with the fixing piece, so that one end of the moving contact is fixed on the circuit breaker; a grounding piece is further arranged on the bottom face of the vehicle body, and the grounding piece is rotationally installed on the bottom face of the vehicle body. Therefore, installation and replacement of the moving contact are simple and convenient, maintenance is convenient, and power failure time can be reduced. Besides, the grounding piece is arranged at the bottom of the vehicle body, so that the whole-course reliable grounding can be realized through frictional contact no matter the switch cabinet is in a running state or a quit state, the electric shock risk caused by static accumulation or fault current is avoided, the residual charge or induced voltage after the equipment is powered off can be quickly discharged, and the safety of maintenance personnel is guaranteed.

The utility model discloses a safety warning device for electric power engineering, which relates to the technical field of electric power engineering and comprises a fixed base. Supporting frames are fixedly connected to the tops of the two fixed bases, and a fixed baffle is installed on one side of each supporting frame. The arc-shaped baffles are installed on the four edges of the fixed baffle in the J shape, the weakening grooves are formed in the connecting positions of the arc-shaped baffles and the fixed baffle, so that the arc-shaped baffles can deform inwards or outwards, and the warning board is fixed into the fixed baffle in cooperation with the magnets on the surface of the fixed baffle; according to the warning device, different warning boards can be replaced conveniently, the fixing assembly improves the stability of the warning device during installation, the phenomenon that the warning boards topple over in strong wind weather is avoided, the warning effect can also be achieved in strong wind weather, and the situation that the public cannot notice the existence of electric power facilities in time is avoided; and the problem that the public enters a dangerous area without knowing the situation, and the electric shock risk is increased is further avoided.

The application discloses a kind of water-resistant and electric breakdown-resistant PVC insulating electrician adhesive tape and preparation method thereof, and relates to the technical field of insulating electrician adhesive tape.The water-resistant and electric breakdown-resistant PVC insulating electrician adhesive tape includes PVC film layer and adhesive layer arranged on one surface thereof;The adhesive layer includes primer layer directly contacting the PVC film layer and pressure-sensitive adhesive layer arranged on the other surface of the primer layer.The PVC film layer includes the following raw material components: 50 parts of PVC resin, 10-15 parts of insulating filler, 15-20 parts of toughening agent, 2-4 parts of heat stabilizer, 0.25-0.75 parts of lubricant and 0.5-1.5 parts of antioxidant by weight fraction;The primer layer includes the following raw material components: 50 parts of acrylate monomer, 6-8 parts of unsaturated acid, 2-3 parts of photoinitiator and 0.5-1 part of antioxidant by weight fraction.

The utility model discloses an anti-electric shock power distribution cabinet, which relates to the technical field of power distribution cabinets, and comprises an outer cabinet and a cable, an inner cabinet is arranged in the outer cabinet, a plurality of electronic components are fixedly installed in the inner cabinet, an auxiliary assembly for plugging and unplugging the cable is arranged in the inner cabinet, the auxiliary assembly comprises a clamping seat, and the clamping seat is fixedly connected with the outer cabinet. And the clamping seat is slidably arranged on the back of the inner cabinet through a driving unit, and the cable part is clamped on the clamping seat. According to the anti-electric-shock power distribution cabinet provided by the utility model, by using the auxiliary assembly arranged on the inner cabinet, before electronic elements in the inner cabinet need to be overhauled, a cable on the clamping seat can be controlled to slide by means of the driving unit, so that the effect of pulling out a connector of the cable and the inner cabinet is achieved; therefore, the situation that a power supply is suddenly switched on due to misoperation or equipment failure in the maintenance process, and then a worker is subjected to electric shock is avoided as much as possible.

The invention relates to a modularized electric power inspection unmanned aerial vehicle capable of rapidly replacing a hydrogen bottle, the modularized electric power inspection unmanned aerial vehicle comprises an unmanned aerial vehicle assembly and a gas detection assembly, the unmanned aerial vehicle assembly comprises a vehicle body, a connecting rod, a containing box body, a middle box, a supporting frame, a mounting cylinder, a vent hole, a motor and a hydrogen sensor, and integration of unmanned aerial vehicle flight and hydrogen detection functions is achieved. Through the remote sampling function of the gas detection assembly, the unmanned aerial vehicle can complete detection operation without approaching a high-voltage power grid in a short distance, the probability of collision with the power grid can be remarkably reduced, risks of electric shock and power grid short circuit are avoided fundamentally, and the safety of the unmanned aerial vehicle and stable operation of a power plant are guaranteed.

This application provides a maintenance switch, a maintenance switch control method, and a storage medium. The maintenance switch includes: an upper housing with a first high-voltage terminal; a lower housing detachably connected to the upper housing, the lower housing including a second high-voltage terminal for electrical connection with the first high-voltage terminal; a first locking element for locking the upper and lower housings; an identity information input device for receiving and verifying the identity information input by the operator; and a controller for controlling the unlocking of the first locking element of the maintenance switch in response to the operator's first identity verification information being passed and the high-voltage system of the equipment to be maintained being in a non-operating state, so that the upper and lower housings can be separated. With the solution of this application, only authorized operators can unlock or lock the maintenance switch during maintenance, preventing unauthorized personnel from operating the maintenance switch and thus avoiding safety accidents such as electric shock to the operator.

The present disclosure relates to a leakage current induction conduit and an electric shock prevention device including the same. According to the present disclosure, a leakage current induction conduit through which a cable passes includes a first leakage current induction pipe section formed as a tubular component made of an insulating material; a first leakage current induction body section provided in the first leakage current induction pipe section, and configured to transmit, when leakage current occurs, leakage current to a second leakage current induction body section; a second leakage current induction pipe section provided at one end of the first leakage current induction pipe section, and formed as a tubular component made of an insulating material; and the second leakage current induction body section provided on the second leakage current induction pipe section, and configured to be connected to the first leakage current induction body section.

The utility model relates to the technical field of charging guns, and particularly discloses a waterproof, anti-heating, anti-electric shock and anti-arc structure of a conversion head, which comprises a CCS1 gun head and an NACS interface connected with the CCS1 gun head, a first copper contact pin, a first signal pin and a PCBA circuit board are arranged in the CCS1 gun head, a first button and a second button are arranged on the NACS interface, and a second copper contact pin is arranged on the first button. The inner side of the first button and the inner side of the second button are each provided with a microswitch electrically connected with the PCBA circuit board, a copper bar, a second copper pin and a second signal pin are arranged in the NACS interface, and a waterproof sealing strip is arranged between the CCS1 gun head and the NACS interface. According to the utility model, the first copper pin and the second copper pin are both connected with the copper bar in a pressure riveting manner, the first button and the second button are internally provided with the microswitches, power is cut off before the gun is pulled out, electric arc generation is avoided, the electric arc prevention function is realized, and the electric shock prevention function is realized by arranging the safety door structure at the output end of the CCS1 gun head. The waterproof sealing performance is improved by arranging the waterproof sealing strip, and the waterproof grade is improved.

1. Name of the product in this design: Residual Current Device Fixing Device. 2. Purpose of this design: To fix a residual current device (RCD) to prevent electric shock (mainly for 2P+N type RCDs). 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design highlights: 3D view of component 1.

A wearable monitoring and therapeutic device includes at least two sensing electrodes. Each sensing electrode includes a metallic surface integrated in a garment. The device includes at least two therapy electrodes. Each of the at least two therapy electrodes includes a receptacle, and each receptacle includes at least one dose of conductive fluid. The device includes the garment. The garment includes a fabric that is stretchable and that is breathable and / or moisture wicking, and conductive wiring configured to at least partially electrically connect that at least two sensing electrodes to at least one defibrillator component. The device includes the at least one defibrillator component. The at least two therapy electrodes are configured to provide an electric shock to the subject. Prior to the application of the electric shock, each receptacle is configured to release the conductive fluid from the receptacle.

This utility model relates to an electric shock protection safety isolation distribution box, belonging to the technical field of distribution boxes. The electric shock protection safety isolation distribution box includes a distribution box, an air switch installed on the inner wall of the distribution box, an isolation transformer installed on the inner wall of the distribution box, a fixing component installed at the bottom of the isolation transformer, and a branch sealing component installed on the inner wall of the distribution box. This utility model allows adjustment of the distance between two L-shaped brackets by unscrewing a screw on one side and pulling a slider. The slider's sliding distance is adjusted according to the bottom hole position of the replacement isolation transformer. The screws are then tightened to fix the L-shaped brackets to the inner wall of the distribution box. Finally, the new isolation transformer is installed in the corresponding square slot. This improves versatility and flexibility, eliminating the need for custom-made enclosures for different transformers, reducing equipment replacement or upgrade costs, adapting to different power and model requirements, and broadening the applicable scenarios.

The invention discloses a safe power distribution device and system, and the device comprises a power distribution cabinet, the side wall of the inner cavity of the power distribution cabinet is provided with a pedestal, the side wall of the pedestal is provided with a plurality of circuit breaker assemblies, each circuit breaker assembly comprises a circuit breaker body, the side wall of each circuit breaker body is provided with an operation handle, and the bottom of the inner cavity of the power distribution cabinet is provided with a zero line bar assembly. According to the safe power distribution device and the safe power distribution system, the plug seat is inserted into the connector circuit breaker for overall plugging, so that the replacement is safer and faster, and the maintenance is more convenient; through the design of combining a plurality of pins with the connector assembly, synchronous, rapid and one-time establishment and separation of all electrical connections can be realized, the risk of electric shock caused by frequent operation can be avoided, secondly, the connection male seat and the connection female seat are spliced to splice the bus bar to realize on-demand expansion of the power distribution capacity and the number of loops, wire arrangement inspection is facilitated, and the working efficiency is improved. The zero line bare wire head is pressed through resilience force of the conductive reed, so that wiring is more convenient and stable.

This utility model relates to the technical field of safety protection devices for partial discharge testing, and more particularly to a safety protection device for partial discharge testing, including a fixed base frame. A connecting mechanism is provided at the top of the fixed base frame, and the connecting mechanism includes a driving component located at the top of the fixed base frame. The driving component is connected to an adjusting component, and a protective component is provided in the middle section of the fixed base frame. The combination of a fixed base, adjusting screw, and measuring scale measures the relevant dimensions of the testing equipment, providing data support for the adjusting component. Hooks on the insulating frame facilitate the suspension and fixing of auxiliary equipment, optimizing the testing operation process. Conductive springs at both ends of the inner wall of the insulating box can quickly conduct current to the ground in case of abnormal discharge or leakage during the test, effectively preventing electric shock to operators and equipment damage, achieving overload protection, and comprehensively ensuring the safety of personnel and equipment during the test, solving the problem of inadequate traditional safety protection measures.

The utility model discloses a charging slow start device and electronic equipment, the device comprises an external confirmation unit and a switch unit, one input end of the switch unit is electrically connected with the external confirmation unit, and the other input end of the switch unit is electrically connected with an interface management circuit of the applied electronic equipment. The output end of the switch unit is electrically connected with a post-stage circuit of the electronic equipment; the external confirmation unit is used for inputting an external confirmation signal; the interface management circuit is used for detecting the plugging action of the power line. When the switch unit does not receive the external confirmation signal or the identification signal is that the power line is pulled out, the switch unit is in a disconnected state, and charging is not started; when the switch unit receives an external confirmation signal and an identification signal indicates that a power line is inserted, the switch unit enters a conducting state, so that an external power supply, the power line, a product interface and a post-stage circuit are sequentially conducted, slow charging start is realized, and electric shock caused by mistaken touch or damage of the power line is avoided; and the charging safety of the electronic equipment is ensured.

The utility model discloses a transformer protection device which comprises a transformer body and a protection door structure, and a maintenance vertical face is arranged on the transformer body. The protective door structure covers the maintenance vertical surface and is used for opening or closing the maintenance vertical surface; the protective door structure comprises an upper door plate, a first side door plate and a second side door plate which are used in cooperation, the first side door plate and the second side door plate are oppositely arranged, the ends, away from each other, of the first side door plate and the second side door plate are pivoted to the two sides of the overhaul vertical face respectively, and the ends, close to each other, of the first side door plate and the second side door plate can abut against each other through a first limiting piece. One end of the upper door plate is pivoted to the upper end of the maintenance vertical face, and the other end of the upper door plate can abut against the first side door plate and the second side door plate through the second limiting piece. According to the utility model, not only is the opening and closing convenience of the door structure improved, but also the protection effect is better, and particularly, the electric shock protection for transformer operators or transformer operation and maintenance personnel is realized.

The invention discloses a biological electric shock identification model construction method for a power distribution network containing flexible resources, and the method comprises the steps: obtaining a plurality of different types of current signals, carrying out the decomposition of each current signal through employing the empirical mode decomposition, and obtaining a plurality of IMF components and residual components; carrying out invalid IMF component elimination on the plurality of extracted IMF components to obtain residual effective IMF components; calculating energy entropies for the current signals according to the corresponding effective IMF components, splicing all the energy entropies to construct an input feature set, and dividing the input feature set into a training set and a test set; an XGBoost model is selected as an electric shock basic recognition model, and hyper-parameters of the XGBoost model are optimized by using an intelligent optimization algorithm, so that a trained electric shock recognition model is obtained. According to the electric shock identification model constructed by the invention, the number of electric shock identification categories is expanded, the accuracy and reliability of life body electric shock identification in a complex power distribution network environment are improved, and technical support is provided for developing an electric shock protection device adaptive to a power distribution network containing flexible resources.

The application discloses a kind of low resistance low inductance high reliable electrode connecting structure for high voltage Pockels cell, belongs to Pockels cell electrode connecting technical field, solve the existing Pockels cell electrode connecting structure connection reliability problem, electric contact medium performance is not good;Including anti-drop insulating sleeve, pin, input electrode, metal hair button, shell and crystal;The top of pin is equipped with anti-drop insulating sleeve, the bottom of pin is connected with input electrode, input electrode is installed in the mounting hole of shell, the inside of shell is provided with crystal, and the outer side surface of both ends of crystal is provided with gold plating layer;Metal hair button at the bottom of input electrode is pressed on gold plating layer.In the application, pin and input electrode are inserted into position and wrapped by anti-drop insulating sleeve, input electrode is not exposed, and the personal safety hazard of high-voltage electric shock is fundamentally eliminated;Metal hair button is used instead of conductive rubber, to ensure that the contact pressure with crystal electrode is constant, and the anti-vibration and anti-impact performance is strong.

The utility model relates to the technical field of traditional Chinese medicinal material planting facilities, concretely is the sunshade and insect prevention integrated shed frame of traditional Chinese medicinal material, including the shed frame body, the both sides of shed frame body all install a plurality of side components, the side component includes the fixed mounting frame with the shed frame body, installs the blowing assembly in the mounting frame, and the electric shock net is fixed with in the blowing assembly outside in the mounting frame inside, and a plurality of lighting lamp boards are installed on the mounting frame inner wall, the top of shed frame body is equipped with a top sunshade component. The utility model discloses a side component including blowing assembly, electric shock net and lighting lamp board is arranged on the both sides of shed frame body, and the sunshade component and drive mechanism of folding top are combined, and the integration design of sunshade and insect prevention function is realized. Side component can utilize lighting lamp board to attract pest, then kill pest through electric shock net, and blowing assembly can promote the air circulation in the shed simultaneously, and top sunshade component can adjust the sunshade area according to the demand.

The invention provides an anti-electric-shock and dustproof low-voltage branch box, and relates to the technical field of low-voltage power distribution equipment, the anti-electric-shock and dustproof low-voltage branch box comprises a box body, a box door and a box cover, the box body comprises an outer-layer insulation shell, an inner-layer insulation shell and an interlayer, and the interior of the box body is divided into a branch box main body cavity, an electrical isolation cavity, a heat dissipation and dust removal channel and an independent wire duct cavity; a wiring terminal set, an insulation positioning frame, an adjustable supporting column, an electric leakage detection module and a grounding terminal are fixed in the branch box body cavity, a power controller and an airflow dustproof assembly are arranged in the electrical isolation cavity, the upper end and the lower end of the heat dissipation and dust removal channel correspond to the airflow dustproof assembly and the diversion opening and closing mechanism, and the box door is provided with an electromagnetic lock and a wire groove plugging plate. The beneficial effects of the invention are that the double-layer insulation structure is combined with the electric leakage detection module to realize linkage of electric leakage, power failure and door locking, so that the anti-electric shock safety is improved; through the sealing design of the active airflow barrier and the multi-stage filter screen, the synergistic interaction of dust prevention and heat dissipation is realized, the maintenance cost is reduced by a modularized convenient structure, and the reliability and the practicability are greatly improved.

The utility model discloses a nanosecond pulsed electric field ablation electric shock cup capable of adjusting the distance between electrode plates, which comprises a cup body and an electric shock cup cover, a pair of conductive aluminum electrode plates which are oppositely arranged are arranged at the lower part of the cup body, the electric shock cup cover is arranged on the cup body, the nanosecond pulsed electric field ablation electric shock cup also comprises a movable electrode plate which is adjustably arranged in the cup body, the movable electrode plate comprises an aluminum electrode plate body positioned at the lower part and a polycarbonate plate body positioned at the upper part; a high-voltage-resistant insulating rubber layer is adhered to the right side of the aluminum electrode plate body; the conductive aluminum electrode plate positioned on the left side and the left side of the aluminum electrode plate body are enclosed by a first telescopic insulating rubber sleeve to form a container with an upper opening and a variable space, and the container is used for accommodating a cell suspension; a high-voltage-resistant insulating rubber layer is adhered to the surface of the conductive aluminum electrode plate on the right side; the left side of the aluminum electrode plate body is electrically connected with the conductive aluminum electrode plate located on the right side through a wire.

The utility model relates to the technical field of liquid heating, and provides a liquid heating container. The liquid heating container comprises a container body and a bottom structure. The container body comprises a glass kettle body and a bottom plate which are integrally formed. The bottom structure comprises a heating assembly and a fixing assembly. The fixing assembly is connected to the glass kettle body and comprises a first support, the first support comprises an outer wall, an inner wall and a bottom wall, an element containing cavity is defined in the inner wall, and an overflow groove is formed between the outer wall and the inner wall. The heating assembly comprises a heating disc and an electronic component, the heating disc is connected to the first support and arranged at the bottom of the bottom plate, the edge of the heating disc is located above the overflow groove, the electronic component is at least partially arranged in the component containing cavity, and the electronic component is connected to the heating disc. And after the container main body is broken, water can flow into the overflow groove along the edge of the heating disc and cannot enter the element accommodating cavity, so that the possibility of accidents caused by electric shock of the electronic elements is avoided.

The invention relates to the technical field of insulation test, and discloses a display intelligent withstand voltage insulation test system, which comprises a display transmission module, a withstand voltage insulation test module, a characteristic display monitoring module and a characteristic display state evaluation module, the display conveying module comprises a conveying unit and a display fixing unit; the display fixing unit comprises a display fixing assembly and a plugging assembly; the voltage-withstanding insulation test module comprises a power-on unit, a test unit and a power-on monitoring unit; the characteristic display state evaluation module comprises an analysis unit and an indicating lamp unit, a display is fixed, then moved to a test position and automatically powered on to carry out a voltage withstand test to obtain power-on information data, the power-on information data is processed by the analysis unit to obtain a state evaluation grade, and finally the state evaluation grade is visually presented by the indicating lamp unit. The voltage resistance of the display is automatically tested, the test efficiency and accuracy are effectively improved, and meanwhile, safety accidents such as electric shock possibly generated during manual operation are reduced.

The utility model provides a contactless plug charging device for an electric bicycle and the electric bicycle. The contactless plug charging device for the electric bicycle comprises a charging transmitting end and a receiving end. The charging transmitting end converts the high-frequency alternating current into an electromagnetic field and focuses the electromagnetic field on the receiving coil; and the receiving end clings to the groove of the transmitting end through the embedding part, so that high-efficiency energy transmission is ensured. A rectifying device is arranged in the receiving end and comprises a rectifying inductor and a rectifying module, high-efficiency conversion from high-frequency alternating current to stable direct current is achieved, and a temperature sensing fuse is arranged to guarantee safety. In addition, the receiving end shell is provided with a charging state indicating lamp and a storage groove, and an automatic winder is arranged in the storage groove. The transmission efficiency of the device exceeds 85%, the operation process is simplified, the problem of poor contact is reduced, the safety is remarkably enhanced, the electric shock risk is reduced, the device has an overheating protection function, the device is suitable for various electric bicycle charging scenes, and the use experience of a user and the durability of the device are improved.