9results about How to "Avoid electrical safety hazards" patented technology

The utility model discloses a refrigerator, and belongs to the technical field of household appliances. The refrigerator comprises a refrigerator body and a refrigerator door, a back plate of the refrigerator body is provided with a power panel and a first resonance circuit, the refrigerator door is provided with a second resonance circuit, a rectifier and a display panel, and the first resonance circuit and the second resonance circuit are the same in frequency; the output end of the power panel is connected with the input end of the first resonant circuit; the first resonant circuit is used for generating an alternating magnetic field based on electric energy provided by the power panel; the output end of the second resonant circuit is connected with the input end of the rectifier, the second resonant circuit is used for generating induced current based on the alternating magnetic field, and the rectifier is used for converting the induced current into direct current; the output end of the rectifier is connected with the power supply end of the display panel, and the rectifier is used for transmitting the direct current to the display panel to supply power to the display panel. Through wireless transmission of energy, the circuit layout of the supply circuit is simplified, and the potential safety hazard of electricity utilization caused by circuit abrasion is avoided.

The invention belongs to the technical field of vehicle cleaning, and particularly relates to a vehicle automatic identification and self-adaptive profiling following cleaning system based on three-dimensional contour scanning, which comprises an edge-cloud collaborative real-time sensing and modeling subsystem which is deployed in a cleaning channel, runs at an edge computing node and is used for fusing a multi-modal data stream to obtain a multi-modal data stream; a vehicle semantic fine digital model attached with material, texture and microcosmic contour features is generated online and updated in real time in an incremental mode by taking a previous frame of reconstruction model as a reference; no matter cars, commercial vehicles or medium and large SUVs, the system can dynamically identify geometrical characteristics of the cars, commercial vehicles and medium and large SUVs and automatically generate cleaning paths attached to the curved surfaces of vehicle bodies, the problem of cleaning blind areas caused by structural rigidity of a traditional spray washing machine with the fixed volume is thoroughly solved, and one-machine-through cleaning and global coverage are achieved.

This invention discloses a 750kV non-powered, wind-driven insulator cleaning device, including an insulator with an air inlet frame at its bottom. An impeller is rotatably mounted on the right side of the air inlet frame, a first gear is driven by the impeller, a cleaning brush is arranged around the outer periphery of the insulator and is driven by the first gear, an air jet frame is mounted on the side of the insulator, a second gear meshes with the first gear, and an air outlet pipe is located on the right side of the air jet frame. It also includes a dust collection component for adsorbing and scraping dust off the cleaning brush. This device utilizes natural wind power to drive the impeller to rotate, and the cleaning brush automatically cleans the surface of the insulator through gear transmission. Simultaneously, the dust generated during cleaning is collected and stored by the dust collection component, avoiding secondary pollution. This invention has a simple and compact structure, achieves automatic cleaning without an external power source, and is particularly suitable for the daily maintenance of power equipment in remote areas.

The present invention provides a multifunctional joint, a water inlet assembly and a washing machine, and relates to the technical field of washing machines. The multifunctional joint comprises a joint body, and the interior of the joint body is divided into a first chamber and a second chamber which are independent of each other by a partition; wherein the first chamber is provided with a liquid inlet and a liquid outlet for connecting a liquid supply flow path; the second chamber is provided with an air inlet and an exhaust port for connecting an exhaust and / or gas-liquid mixture flow path; a bubble breaking structure which can puncture bubbles is formed on the inner wall of the second chamber between the air inlet and the exhaust port; the position of the exhaust port on the joint body is higher than or equal to the position of the air inlet on the joint body, and the bubble breaking structure is higher than or equal to the position of the air inlet, and the liquid formed after the bubbles are punctured by the protrusion can be discharged from the air inlet along the inner wall of the second chamber. The three functions of water inlet, defoaming and exhaust are realized, the pipeline layout is simplified, and the problem of potential safety hazards caused by exhaust and defoaming problems in washing machines with the joint is solved.

The utility model discloses a punching-free veneer installation structure based on H-shaped steel, which comprises four vertical keels, two first transverse keels are arranged between every two vertical keels, and a main body steel structure is arranged in the middle of the four first transverse keels. The first transverse keel and the steel clamping plate are in hoop connection with the main body steel structure through the first bolts, then the vertical keels at the four corner positions are installed, the vertical keels are connected with the first transverse keel through the first corner connector, and after the vertical keels are installed, the second transverse keel is installed. By the adoption of the hoop construction mode, on-site rapid assembly and installation can be achieved, the trepanning procedure or the movable welding operation is omitted, the construction period can be shortened, and environmental pollution and potential safety hazards of electricity utilization can be avoided.

The utility model discloses a protection type telegraph pole which comprises a bottom table and a pole body, a plurality of fixing hoops are fixed on the outer wall of the bottom table, a rotating hoop is arranged outside the fixing hoops, the rotating hoop is rotatably connected with the fixing hoops, a rubber cover is fixed at the top end of the outer portion of the rotating hoop, and the rubber cover is fixedly connected with the pole body. An annular air bag wraps the inner side of the rubber cover, an annular notch is formed in the bottom end of the rubber cover, the rod body is fixed to the top end of the bottom table, and wiring frames are fixed to the top ends of the left side and the right side of the rod body. Compared with an existing telegraph pole, the protection type telegraph pole is provided with the protection assembly, effective protection can be provided for the device, the possibility that the device is knocked down by a vehicle is reduced, meanwhile, damage to personnel and the vehicle when the device is knocked down is reduced, meanwhile, the device is provided with the multi-path bird repelling mechanism, and the bird repelling effect is improved. Birds close to the device can be effectively repelled, and therefore the situation that the birds nest at the top end of the device, and potential safety hazards of electricity utilization are generated is avoided.

This application relates to a waterproof in-mirror sensor light. It includes a vertically oriented lamp body with a top end cap and a bottom end cap connected to its upper and lower ends, respectively. A probe mounting base is installed at the bottom of the lamp body's internal cavity. The sensor probe is mounted on the probe mounting base and faces the bottom end cap. The bottom end cap has a probe detection hole corresponding to the sensor probe. Mounting plates for mounting the top and bottom end caps are provided at the ends of the lamp body. Waterproof gaskets are installed between the top mounting plate and the top end cap, and between the bottom mounting plate and the bottom end cap. This application effectively prevents moisture from seeping into the lamp body's internal cavity from the end cap connections. The sensor probe is fixed to the bottom of the lamp body's internal cavity via the probe mounting base, ensuring that the sensor probe's detection range is not obstructed. Furthermore, the sealed environment inside the lamp body and the structural design of the end caps reduce the probability of moisture directly contacting the sensor probe, thus lowering the risk of sensor module failure.

The invention discloses a charging pile cluster energy sharing system and distribution method, a terminal and a storage medium. The system comprises an energy sharing control terminal, a plurality of charging piles and a contactor array connected with the charging piles. The control terminal is in communication connection with each charging pile, receives a power request of any charging pile, determines a power provider according to a real-time state and sends a scheduling instruction; and after a ready signal fed back by the provider is received, the contactor array is controlled to establish a physical electric energy transmission path between the provider and the demand side. The charging pile comprises a power module and a controller, the controller sends a power request when serving as a demand side, responds to an instruction when serving as a provider to control the power module to execute a simulation charging process so as to enter an external power supply state, and feeds back a ready signal to the control terminal. According to the invention, direct physical transmission of electric energy across equipment is realized, single-pile power limitation is broken through, the utilization rate of cluster resources is improved, and safety and reliability of the system are guaranteed through centralized scheduling and a hardware isolation mechanism.

The utility model discloses a sealed magnetic shielding inductor which comprises a resin base, a shielding cover is arranged outside the resin base, an I-shaped magnetic core fixed to the upper end face of the resin base is installed in the center of the interior of the shielding cover, and a winding set is arranged on the cylinder portion of the I-shaped magnetic core. The four positioning assemblies are annularly distributed on the outer side of the magnetic core, each positioning assembly is composed of a fixed frame and a movable frame, a plurality of semicircular grooves distributed at equal intervals are formed in the outer side of each fixed frame and the inner side of each movable frame, insertion holes are formed in the positions, located in the adjacent semicircular grooves, of the fixed frames, and the insertion holes are inserted into the semicircular grooves. Positioning blocks matched with the inserting holes in an inserting manner are arranged at the positions, adjacent to the semicircular grooves, of the inner side of the movable frame; and the semicircular grooves of the fixed frame and the movable frame are combined to form circular mounting holes, and the plurality of mounting holes are used for mounting the winding group, so that the problems that the disassembly and assembly structure of the shielding cover and the inductor is inconvenient and the coil is easy to displace or deform in the working process are solved.