16results about How to "Improve protection reliability" patented technology

The utility model relates to a front liquid drainage type socket shell and car charging socket, relate to charging socket technical field for car, front liquid drainage type socket shell includes: shell body, protection wall, the hole insulator of car charging socket is embedded in shell body, the insertion end of hole insulator stretches out to the front end of shell body, the protection wall is surrounded in the outside of insertion end of hole insulator, forms the cavity for insertion between insertion end and protection wall, one end of protection wall is integrally formed fixed connection in the front panel of shell body, the other end of protection wall extends to the front end of shell body, the first liquid drainage channel is set up in the junction of protection wall and front panel, relative to traditional rear end liquid drainage, the utility model reduces the risk that liquid leaks in the rear end of socket and the electric connection in car, enhances waterproof security, does not need the liquid drainage component such as hose in the rear end of shell body, reduces the frequency of user inspection maintenance, improves the applicability, convenience and reliability of car charging socket.

The utility model discloses a kind of general anesthesia operation intraoperative eye protection medical eyecup, and it is related to medical eyecup technical field.The utility model includes two eyecup shells, two the eyecup shell corresponding side fixedly connected with nose pad, further include protection mechanism, the protection mechanism is used to seal protection to patient eye, the protection mechanism includes sealing assembly, the sealing assembly is installed on two eyecup shells, the sealing assembly includes the two support sleeves of being fixed in the mutual far side of two eyecup shells.The utility model is by setting sealing assembly, specifically is winding roll and realizes adjustable length by the elastic fixing belt of driving shaft, adapts different head circumference to complete stable wearing, sealing silica gel ring cooperates sealing element and eye skin closely, realize self-adapting face profile telescopic compensation, and guide liquid outward, multilayer sealing structure blocks disinfectant, blood, foreign matter intrusion in eye, improves eye protection sealing property and security.

This utility model discloses an interlocking block slope protection for a plain reservoir dam, comprising several evenly arranged slope protection blocks. Each slope protection block has multiple elongated openings along its transverse direction on its front side, extending longitudinally through the block. Multiple longitudinal drainage pipes are installed within each slope protection block, with both ends of each pipe connected to the outside. Furthermore, the drainage pipes are arranged in a matrix along the longitudinal direction. Even further, a connecting pipe is provided between two adjacent drainage pipes in the transverse direction. Furthermore, a rubber pad layer is provided on the outer surface of each slope protection block. Even further, the surface of the rubber pad layer has several raised points. This utility model, by installing multiple drainage pipes inside the slope protection block and providing a rubber anti-slip layer on the outer side, enables the slope protection block to drain rainwater quickly and efficiently without losing stability under temperature changes.

The utility model discloses an intelligent anti-chemical clothing of built -in temperature and humidity monitoring relates to the technical field of protective clothing, the utility model discloses an intelligent anti-chemical clothing body, the one side of intelligent anti-chemical clothing body is connected with knapsack, the inside fixedly connected with compressed air bottle of knapsack, the inside of intelligent anti-chemical clothing body is provided with intelligent monitoring subassembly, the utility model discloses the control of exhaust valve mechanism has realized the accurate maintenance of the inside micro - positive pressure of anti-chemical clothing, when intelligent monitoring subassembly detects that the air pressure is out of limit, electric push rod starts immediately, and the funnel shape plugging block is separated from the closure block, forms the exhaust passage, and the gas is unidirectionally exhausted through the first check valve, and after the normal air pressure, the electric push rod contracts and makes the plugging block reset seal, and this movement process is through the synergetic effect of electric drive and funnel shape sealing structure, guarantees the exhaust efficiency, prevents the external contaminant reverse osmosis again, improves the protection reliability effectively while maintaining the safe micro - positive pressure.

This utility model discloses a device for temporary edge protection of steel-concrete composite beams, belonging to the field of building construction. It includes a base, with a column fixedly installed at the upper end of the base. Two sets of adjusting screws are threadedly inserted into the upper front side of the base. Fixing seats are fixedly installed on both the left and right sides of the upper end of the column via bolts. Two sets of steel cables are installed at the upper end of the base, and these steel cables are connected to the fixing seats on the left and right sides of the upper end of the column. Through the cooperation of the base, column, two sets of adjusting screws, four sets of fixing seats, and two sets of steel cables, multiple sets of protective plates are arranged and fixedly installed, thereby achieving temporary edge protection for the steel-concrete composite beam. Compared with traditional protection measures, this device, through modular design, adjustable connection structure, and the application of lightweight materials, achieves efficient coordination with processes such as steel-concrete composite beam hoisting and concrete pouring, significantly improving protection reliability and construction efficiency.

This application relates to the field of cable protection pipe technology, and in particular to a low-temperature impact-resistant CPVC cable protection pipe, which includes a protection pipe body, an insulation layer, and a circulation mechanism. An impact-resistant mechanism is fixedly connected to the inner side of the protection pipe body. A cable body is inserted through the insulation pipe body inside the impact-resistant mechanism. A heat exchange mechanism is fixedly connected to the outer surface of the insulation pipe body. The circulation mechanism is located at the top of the protection pipe. This technical solution, through its heat exchange, circulation, impact resistance, and heat recovery structure, combined with a composite insulation layer and a suitable heat exchange medium, efficiently absorbs solar energy and recovers waste heat from the cable, continuously insulating the protection pipe body day and night, resisting external impacts, preventing low-temperature embrittlement and cable overheating, adapting to different low-temperature environments, reducing heat loss and energy consumption, and solving the problems of existing CPVC cable protection pipes such as poor resistance to low temperatures, weak impact resistance, and limited adaptability.

The utility model discloses a kind of water leakage warning protection devices of water equipment, it is related to water safety protection technical field.The device includes box, main control module, water droplet sensor, water leakage protection component, alarm component and power supply unit, when water leakage is detected by water droplet sensor, the water stop of water leakage protection component is triggered by main control module Waterway is blocked, and alarm component is activated to send alarm;It is controlled by mechanical and electronic cooperation, the quick water cut-off and synchronous warning when water leakage are realized, and compact structure, response is fast, applicable to water dispenser, water purifier and a variety of water equipment, can effectively reduce the loss caused by water leakage.

This invention discloses a drone with a folding wing structure, relating to the field of drone technology. It includes an outer shell mechanism, a camera mechanism mounted on the left side of the outer shell mechanism, a wing mechanism mounted on the top of the outer shell mechanism for gliding, and a horizontal wing mechanism mounted on the bottom of the outer shell mechanism. By mounting the wing mechanism at the top, the horizontal wing mechanism at the bottom, and tail rudder mechanisms at both ends of the outer shell mechanism, a complete flight control system is formed. The wing mechanism enables the outer shell mechanism to glide, the horizontal wing mechanism provides balance and guidance for the overall structure, and the tail rudder mechanism precisely controls the flight attitude. These three mechanisms work together to improve flight stability and maneuverability. The complementary functions and structural synergy between the mechanisms enhance the reliability and flexibility of the drone's flight, improve the overall durability and protective performance of the equipment, and significantly optimize the user experience of the drone.

The utility model relates to the technical field of automobile parts production, provide a kind of injection mould and injection equipment with protection function, injection mould includes template component and protection structure, template component includes first template and second template, and the first template and second template are formed with the cavity for shaping soft rubber product between, second template is movable relative to first template, to have mold closed state and open mold state;Protection structure is arranged corresponding cavity, and protection structure includes flexible protection piece, one end of flexible protection piece is connected to first template, other end is connected to second template, flexible protection piece can be stretched or folded with the movement of second template, dynamic covers cavity, effectively prevent foreign matter from entering or material overflow;Flexible design adapts second template movement process, and give consideration to protective property and movement coordination, improve the protection reliability of cavity area.

The utility model discloses an electric wheel rear axle box maintenance cover, including maintenance cover subassembly, hinged mechanism, set up maintaining opening on rear axle box, maintenance cover subassembly includes apron, sets up the inner baffle ring and outer baffle ring of apron inboard, and the inner baffle ring and outer baffle ring are sequentially arranged from the center of apron to the outer edge, and the wallboard of maintaining opening is inserted between the inner baffle ring and outer baffle ring, and one end of hinged mechanism is fixedly connected with apron outside, and the other end is fixedly connected with the rear axle box outer wall at maintaining opening, and apron is opened and closed along the horizontal direction rotation through hinged mechanism. Through the collaborative design of double baffle ring insertion type sealing structure and horizontal rotation hinge, improve the dynamic sealing performance and the ability of resisting foreign matter invasion of rear axle box maintaining opening, improve the opening and closing operation efficiency and structural stability of large maintenance cover, effectively adapt to the extreme vibration working condition of mining area and reduce the maintenance complexity, can satisfy the requirement of high frequency maintenance convenience, precision component protection reliability and heavy equipment structure durability of mine electric wheel rear axle box.

This utility model relates to the field of blister packaging technology, and in particular to a food blister packaging with an anti-pressure buffer structure. The food blister packaging with an anti-pressure buffer structure includes a box body, a lower connecting edge fixedly connected to the top of the box body, an upper connecting edge hinged to one side of the lower connecting edge, a lid fixedly connected to the middle of the upper connecting edge, symmetrically fixed placement rings inside the box body, a hexagonal groove on the lower connecting edge, a hexagonal prism fixed at the bottom of the upper connecting edge that inserts into the hexagonal groove, a first support column and a second support column inside the box body, a first limiting post at the bottom of the lid that engages with the first support column, and second limiting posts at the four corners of the lid that engage with the second support column. Fastening grooves are provided on the upper and lower connecting edges away from the hinge. The food blister packaging with an anti-pressure buffer structure provided by this utility model has the advantages of strong anti-pressure performance, good anti-torsion effect, reliable protection of internal food, reasonable structural design, and strong practicality.

The application provides an aero-engine fan bird impact test protection and epidemic prevention integrated device, and belongs to the technical field of aero-engines, which comprises a base and a protection and epidemic prevention device frame, the frame is provided in a cylindrical frame structure, one end of the frame in the axial direction is provided in an open manner and faces the bird body incident direction, the other end of the frame in the axial direction comprises a plurality of fan-shaped sub-frames, the protection and epidemic prevention device frame periphery comprises a plurality of square sub-frames with an arc, each fan-shaped sub-frame is provided with a protection and epidemic prevention axial unit, each square sub-frame is provided with a protection and epidemic prevention circumferential unit, each unit comprises a steel bottom layer, a safety energy absorption layer and a main capture layer which are sequentially arranged from the outside to the inside in the radial direction, and the steel bottom layer is detachably connected with the protection and epidemic prevention device frame; the protection and epidemic prevention device frame accommodates a fan test piece inside, the driving shaft of the fan test piece penetrates through the other end of the protection and epidemic prevention device frame in the axial direction and is connected with a fan driving device. The application has high protection reliability, complete epidemic prevention, effectively blocks the pollution source and is convenient and economical to maintain.

The application relates to an active power distribution network fault positioning system based on passive protection and a method thereof, the system comprising passive protection terminals installed in switch cabinets and looped network cabinets of an active power distribution network, uPMUs installed in distributed power source access points and voltage busbars of a power distribution network system, the passive protection terminals and the uPMUs being connected with a fault positioning host computer, and the fault positioning host computer being connected with a power distribution network dispatching automation system. The method comprises the following steps: according to a distributed power source grid-connected inverter control strategy, a controlled current source model is established, and a distributed power source grid-connected point impedance branch model is obtained; an active power distribution network sequence component calculation network is established to calculate branch currents of power distribution network feeder lines; passive protection terminals collect current of the power distribution network feeder lines, uPMU synchronous measurement terminals collect voltage measurement data, and the data are transmitted to the fault positioning host computer for matching to search for a fault point position and isolate a fault section. Compared with the prior art, the application can accurately perform fault positioning and improve power distribution network power supply reliability.

This invention discloses a deformation-resistant booster pipe with a protective device, belonging to the field of booster pipe technology. It includes a protective cover located at the booster pipe joint, comprising an upper cover and a lower cover. Transmission mechanisms are symmetrically arranged inside the upper and lower covers. An upper sealing cover is installed between the two transmission mechanisms of the upper cover, and a lower sealing cover is installed between the two transmission mechanisms of the lower cover. Limiting frames are symmetrically installed on both side walls of the upper cover, and guide cylinders are symmetrically arranged on both side walls of the lower cover. Guide rods are movably arranged inside the guide cylinders, and two limiting blocks are movably arranged on each guide rod. A triggering mechanism is provided between the guide cylinders and the lower cover. This invention can resist external impacts and prevent joint deformation, and can also specifically solve the leakage problem after joint sealing failure, thus improving the overall pressure-bearing capacity, structural strength, and safety protection level of the booster pipe, and extending the service life of the pipeline.

This utility model discloses a highly integrated serial port surge protector, comprising a first plug, a second plug, a connecting wire, and a PCB board. The first plug includes multiple plug terminals and a first insulating body covering the multiple plug terminals. The second plug includes multiple socket terminals and a second insulating body covering the multiple socket terminals. The connecting wire connects the first plug and the second plug. The PCB board is located in either the first plug or the second plug. The PCB board has a first-level protection module for discharging high-energy surge currents caused by lightning strikes and a second-level protection module for absorbing residual energy and suppressing rapid voltage spikes. The first-level protection module and the second-level protection module are connected by a circuit to form multi-level collaborative protection. Through integrated design and TSS / TVS multi-level collaborative protection, the protector achieves miniaturized, low-cost, and highly reliable surge protection, suitable for industrial control and communication equipment.

The application discloses a kind of active fire-fighting cooling systems and methods for suspension bridge main cable, including monitoring unit, water supply unit, spray cooling unit and control unit, monitoring unit is laid in the bottom of main cable and stiffening beam top, real-time monitoring bridge deck fire and main cable temperature;Water supply unit is equipped with two, including water pump group and water supply main pipe, water supply main pipe one end goes into river, the other end is laid to midspan along bridge tower, stiffening beam access to midspan;Main cable fireproof area is divided into multiple spray zones along midspan to two sides, each spray zone is equipped with spray cooling unit, and spray zone is communicated with water supply main pipe;Control unit is connected with monitoring unit, water supply unit and spray cooling unit.The application controls corresponding water supply unit to open water supply according to the main cable temperature and fire location monitored by monitoring unit, triggers corresponding spray zone unit to start spraying cooling water, realizes the accurate cooling of main cable, and effectively solves the high temperature damage problem of main cable under fire through active protection mode.