28results about How to "Solve the protection problem" patented technology

The invention relates to a federated learning-based commercial data protection system, and the system comprises a federated protection module which is used for obtaining multi-modal behavior feature vectors, forming encryption features, carrying out aggregation operation, forming an encryption view, constructing a relation graph, and carrying out federated risk scoring; the self-adaptive control module is used for selecting a group of response action candidate sets, performing cost-benefit simulation evaluation on candidate actions in the response action candidate sets, generating a response action sequence, issuing a control measure command, verifying whether risk misjudgment occurs or not, and feeding back a verification result to the federal protection module; and the compliance guarantee module is used for acquiring data, carrying out noise addition on the data, locally completing encryption, constructing a verifiable trust and audit chain, hiding technical operation to corresponding legal requirements and dynamically generating a compliance state report. According to the technical scheme, the technical problems that in the prior art, misjudgment and early warning are prone to occurring, effective blocking cannot be conducted before IP leakage occurs, and privacy regulation requirements are not met are solved.

The application discloses a kind of across existing line portal pier deck beam construction platform and its installation method, including double-layer bailey beam component;Double-layer bailey beam component includes two bailey beam assemblies erected in the transverse direction of main crossbeam at the both ends of main crossbeam, bailey beam assembly is oppositely spaced;Located in the lower layer of double-layer bailey beam component is provided with installation platform, and the lower layer main protective shed frame is arranged between the two bailey beam assemblies on installation platform, and the lower layer walking platform and the lower layer side protective shed frame are arranged outside the two bailey beam assemblies on installation platform;Located in the middle layer of double-layer bailey beam component is provided with middle layer support platform, and middle layer support platform is between the two bailey beam assemblies;Located in the upper layer of double-layer bailey beam component, upper layer walking platform and upper layer protective shed frame are respectively arranged at the upper end of the two bailey beam assemblies.Using protective structure composed of double-layer bailey frame component, the problem existing in deck beam support and protection in the construction of across existing line deck beam is well solved.

The utility model relates to low -voltage power distribution cabinet technical field discloses a GGD modified cabinet of high protection level, including bottom plate, first cabinet body and second cabinet body, first cabinet body and second cabinet body all are located bottom plate, between first cabinet body and second cabinet body articulate simultaneously, it is movable connection between first cabinet body and bottom plate, it is fixed connection between second cabinet body and bottom plate, wherein, be equipped with metal mounting plate on bottom plate, be equipped with spherical fastener on metal mounting plate, the downside of first cabinet body is equipped with buckle lever, and the cooperation of spherical fastener and buckle lever replaces traditional bolt connection, makes cabinet body opening and closing time shorten to 30 seconds, promotes maintenance efficiency, guarantees the safety of core element with fixed cabinet body, and movable cabinet body is convenient for daily operation, solves the contradiction of 'protection' and 'convenience', galvanized steel sheet, sealing strip and inductive positioning structure improve cabinet body protection level, expand the application scene of GGD cabinet.

The invention provides a composite fireproof system and method for power equipment, and belongs to the technical field of power equipment protection, and the composite fireproof system comprises an L-shaped fireproof partition plate, a flexible fireproof blanket assembly and a thermal response protection module. The L-shaped fireproof partition plate comprises a long side and a short side which are vertical and are transited through a first arc connecting part; the outer edge of the short edge is connected with an inclined plate inclined outwards through a second arc connecting part, and the edge is provided with a neodymium iron boron magnetic fixing strip. The flexible fireproof blanket assembly comprises a body and magnetic connecting pieces embedded in the edge, and the magnetic connecting pieces are fixed to the neodymium iron boron magnetic fixing strips in a matched mode. The thermal response protection module comprises a temperature monitoring unit, a phase change heat absorption unit and an aerogel strengthening unit, is arranged on the L-shaped fireproof partition plate and / or the fireproof blanket body and can trigger a response mechanism according to temperature changes. According to the composite fireproof system for the power equipment, the problems of limited fireproof performance, poor adaptability, insufficient sealing and the like of a traditional scheme are comprehensively solved.

This invention provides a microcrystalline glass lens polishing device with automatic cleaning, relating to the technical field of machine tools or devices and accessories designed for grinding or polishing optical surfaces on lenses and other workpieces with similar shapes. Through the aforementioned configuration of liquid bladders, limiting frames, liquid inlets, and gas inlets, this invention enables the pressure control system to adjust the hydraulic pressure of each liquid bladder according to feedback from the pressure sensor array during microcrystalline glass lens polishing. This ensures a uniform and adjustable pressure distribution of the grinding layer on the curved surface of the microcrystalline glass lens, solving the problems of traditional rigid polishing heads being unable to adapt to the curved contours of microcrystalline glass lenses and unable to compensate for uneven pressure in real time. It achieves independent zoned control of polishing pressure. Simultaneously, by alternately or simultaneously introducing cleaning and polishing fluid through the liquid inlets, combined with the blowing and draining function of the gas inlets, automatic cleaning and media switching are achieved during the polishing process, improving the surface flatness of the microcrystalline glass lens and reducing manual intervention steps.

The application relates to the technical field of image data analysis, and discloses a power grid construction site illegal behavior recognition method and system based on deep learning, which comprises the following steps: acquiring real-time video data of a power grid construction site, extracting construction user video and construction operation video corresponding to the power grid construction site in the video; recognizing device wearing information of a corresponding user in the construction user video to analyze the safety protection state of the construction user; extracting user action frames and equipment operation frames of the corresponding construction user in the construction operation video, analyzing the limb action trajectory of the construction user, analyzing the equipment operation gesture of the construction user, calculating the behavior deviation index of the construction user based on the limb action trajectory and the equipment operation gesture; and recognizing the illegal behavior of the construction user in the power grid construction site based on the safety protection state and the behavior deviation index. The application can improve the accuracy of power grid construction site illegal behavior recognition.

The invention relates to the technical field of medical rehabilitation equipment, in particular to a pedal device of an electric standing bed for muscular tension traction and the electric standing bed. Comprising a pedal angle adjusting unit, a first pedal, a second pedal, a pressure detecting unit and a controller. The pedal angle adjusting unit is arranged on the bed body and used for independently adjusting the angles of the first pedal and the second pedal with the coronal axis as a first rotating shaft and independently adjusting the angles of the first pedal and the second pedal with the sagittal axis as a second rotating shaft. The first pedal is positioned at the bed tail and is connected with the pedal angle adjusting unit; the second pedal is located at the bed tail and connected with the pedal angle adjusting unit, and the first pedal and the second pedal are arranged side by side in the width direction of the bed body; the pressure detection unit is arranged on the first pedal and the second pedal, covers the pedal surfaces of the first pedal and the second pedal, and is used for detecting pressure data applied to the pressure detection unit by the feet of the patient.

The application relates to the technical field of centrifugal pumps, in particular to an energy-saving high-temperature-resistant centrifugal pump capable of conveying crystallized materials, which comprises a motor, a support and a pump body, and further comprises an inner rotor assembly, an outer rotor assembly, a jacket assembly and a flow guiding part; the inner rotor assembly is connected with the pump body and is used for driving the pump body to convey liquid; the outer rotor assembly is connected with the motor and transmits mechanical energy of the motor to the inner rotor assembly through magnetic coupling. The flow guiding part driven by medium pressure is arranged, automatic switching of two working conditions is cleverly realized. When medium flows in the pump, the static pressure of the medium makes the flow resistance assembly open, the medium itself is allowed to flow through the bearing cavity for flushing and lubrication, meanwhile, the flushing liquid passage of the jacket assembly is closed, so that pollution of external flushing liquid to the conveying medium is avoided. When there is no medium in the pump, the medium channel is automatically closed and the flushing liquid passage of the jacket assembly is opened, external flushing liquid is used for flushing, cooling and anti-crystallization protection of the bearing.

The invention relates to the technical field of rare earth metal electrolysis cathode protection coatings, in particular to an in-situ generated rare earth oxide diffusion barrier layer on the surface of a tungsten cathode. According to the method, fused salt electrodeposition and sol chemical deposition are combined, and a composite diffusion barrier layer of an yttrium tungstate binding layer / yttrium oxyfluoride barrier layer is constructed on the surface of a tungsten cathode in situ; the method comprises the following steps: firstly, enabling sodium tungstate to react with yttrium fluoride in fused salt through electro-deposition, and generating a compact and firmly combined yttrium tungstate layer on a tungsten substrate in situ; and then a compact surface layer of multiple yttrium oxyfluoride layers is constructed on the surface of the tungsten cathode by adopting a sol-gel method, strong interface bonding is realized by utilizing an in-situ reaction, surface hole sealing is realized by utilizing the densification characteristic of yttrium oxyfluoride, finally, a composite protection structure is formed, and the high-temperature oxidation resistance and molten salt corrosion resistance of the tungsten cathode are remarkably improved.

The utility model relates to the technical field of liquid crystal display screens, and discloses a liquid crystal display screen with a protective structure, which comprises a base and a frame, an angle adjusting mechanism is arranged on the upper surface of the base, and the angle adjusting mechanism comprises a supporting column, a U-shaped frame, a connecting shaft, a fixing plate, a bearing block and an inserting rod, the outer surface of one end of the supporting column is fixedly connected with the interior of the base. According to the liquid crystal display screen with the protection structure, a U-shaped frame, a connecting shaft, a fixing plate and a bearing block are used, a frame and a main body can be driven to change the viewing angle in practice, the positions of the frame and the main body after angle change can be limited through an inserting rod and an inserting groove, and through a penetrating plate and a limiting screw rod, the angle of the frame and the main body can be changed. And the position after the angle is changed can be fixed again, so that the problem of how to change the viewing angle of the main body is solved, the effect of wider viewing range can be achieved, and the viewing effect in reality is improved.

The utility model relates to a kind of power taking track, its track pedestal is arranged with multiple power taking positions along its length direction, and sealing plate is provided with the sealing plate socket corresponding to multiple power taking positions;Safety door component includes the protective door of transverse sliding setting in support plate, and the protective door is provided with the zero line convex column, live line convex column and ground wire convex column corresponding to the sealing plate socket of each power taking position;When power taking position is not inserted socket adapter, the zero line convex column, live line convex column and ground wire convex column of protective door close the sealing plate socket;When socket adapter is inserted into power taking position, its zero line plug post, live line plug post and ground wire plug post press down corresponding zero line convex column, live line convex column and ground wire convex column, drive the protective door to move downward and transversely to avoid the plug post, so that the sealing plate socket is opened.The scheme has the advantages of improving the sealing property of socket protection, simplifying the structure, improving safety and reliability.

The utility model relates to filter protection circuit and camera of camera head, including image acquisition sensor, connecting port and image processing chip, still including TF common mode filter circuit, electrostatic protection circuit and spread spectrum IC circuit, TF common mode filter circuit is connected with image acquisition sensor, electrostatic protection circuit and TF common mode filter circuit and connecting port are connected, and the CSI the CLK port of image processing chip, the MCLK port of connecting port all are connected with spread spectrum IC circuit, application circuit of this application can reduce the common mode noise of data to the greatest extent, reduce EMI radiation, can reduce electrostatic interference data transmission, can also make the synchronous clock of protocol also have spread spectrum, thereby reducing clock radiation, this application can solve the EMI radiation emission and electrostatic protection problem of MIPI CSI -2 camera head very well, especially applicable to small, data bandwidth is high, clock frequency is high and the camera product of transmission MIPI CSI -2 protocol.

This application relates to the field of metal surface treatment, specifically disclosing a fingerprint-resistant galvanized sheet and its production method. The fingerprint-resistant galvanized sheet includes a substrate, a galvanized layer formed on the surface of the substrate, and an inorganic passivation layer and an organic composite coating sequentially coated on the surface of the galvanized layer. The organic composite coating includes an acrylate-polysiloxane modified resin system and a hybrid conductive network filler dispersed in the resin system. The hybrid conductive network filler is composed of two-dimensional nano-graphene and one-dimensional conductive material in a mass ratio of 5:1 to 15:1, and the surface of the hybrid conductive network filler is grafted with a silane coupling agent. The organic composite coating is distributed in a transverse gradient on the surface of the galvanized sheet, with a film weight of 0.8-1.0 g / m² in the central region and 0.6-0.8 g / m² in the edge region. The fingerprint-resistant galvanized sheet of this application exhibits excellent fingerprint resistance and corrosion resistance, while also achieving high conductivity.

The invention relates to the technical field of aluminum casting surface treatment, in particular to a cylindrical light-weight aluminum casting surface treatment device which comprises a manufacturing equipment table, when the device is used, automatic clamping, lifting and precise grinding of a cylindrical light-weight aluminum casting can be achieved, manual casting taking and manual grinding are not needed, the production efficiency is improved, and the production cost is reduced. A first air cylinder in the positioning assembly drives positioning blocks to move oppositely, friction heads at the corners of the positioning blocks are matched, a casting can be stably clamped, the casting is prevented from sliding and deviating in the clamping process, a threaded rod in the grinding assembly is adjusted, the position of a grinding wheel can be flexibly adjusted by rotating a handle, and the grinding requirements for grinding wheel abrasion and different castings are met; the stepping motor drives the lead screw to drive the sliding block and the grinding wheel to move stably, accurate linear grinding of the parting line is achieved, other surfaces of the casting are prevented from being ground by mistake, the appearance neatness and structural integrity of the casting are guaranteed, and the efficient and accurate production requirements of the intelligent manufacturing equipment industry are met.

The present application relates to the technical field of sacrificial anode material, in particular to a preparation process of high-current-efficiency rare earth micro-alloyed magnesium sacrificial anode, which comprises the following steps: (1) preparing raw materials: preparing according to Mg-Al-Zn-Ce-Mn-In alloy system, controlling the content of Ce to be 0.3-0.8wt%, the content of Mn to be 0.2-0.5wt%, the content of In to be 0.05-0.15wt%, and the rest being Mg and inevitable impurities; (2) vacuum smelting and ultrasonic refining; (3) low-temperature homogenization annealing; (4) preparation of conductive type micro-arc oxidation composite coating. Through the synergistic micro-alloying design of rare earth Ce and Mn and In, the present application realizes the effective inhibition of heterogeneous precipitation of β-Mg 17 Al 12 phase and significant refinement of grains, and solves the problem of low current efficiency caused by serious micro-electric couple corrosion of traditional magnesium sacrificial anode.

The utility model discloses a novel straw cup relates to straw cup technical field, aims at solving the technical problem of time -consuming and labor -saving of pipe cover's fixed and cleaning, including cup body, the top of cup body is provided with cup cover, the cup cover top is provided with fixed card cavity and deposits card cavity, the region of cup cover at fixed card cavity center is provided with pipe -through cavity, the inner periphery of pipe -through cavity is provided with the straw of hard quality material, the top of straw is provided with the plug cover structure, and the bottom of straw is provided with the structure of bouncing up. The utility model discloses through the design that plug -in outer peripheral cover sets up the outer convex structure of rubber ring and fixed card cavity, deposit card cavity can carry out plug -in fixed, is convenient for to deposit plug -in, and the cavity and cylindrical structure that structure is only circular, simple structure, and through the cooperation of the hard quality material of straw and plug head, liquid suction head and the material of elastic quality of bending elastic pipe, guarantee the end protection and convenience, still have the advantage that convenient cleaning.

The utility model relates to the technical field of display screens, in particular to a full-color high-definition small-spacing LED display screen which comprises a displayer. The device further comprises a fixing plate and an adjusting assembly. Fixing plates are fixedly connected to the left and right ends of the displayer, a protection plate is arranged between the two fixing plates, limiting plates and fixing columns are fixedly connected to the left and right ends of the protection plate, first limiting grooves and second limiting grooves are formed in the inner sides of the fixing plates, and an adjusting assembly is arranged at the rear end of the displayer. The protection plate is pulled to move upwards to enable the limiting plate to be separated from the limitation of the first limiting groove, then the fixing column is transversely moved to the bottom end of the inner wall of the second limiting groove, and the protection plate is rotated to enable the limiting plate to be attached to the front end face of the fixing plate. And the protection plate is fixed at the front end of the display for protection through matching of the first buckle and the first clamping groove, so that the problem that the display cannot be effectively protected due to the fact that the protection cover cannot be conveniently stored and the protection cover is lost is solved.

This utility model discloses a nylon protective disc for chains, specifically relating to the technical field of chain protection discs. It includes a first limiting plate and a second limiting plate, which are arranged opposite to each other. The surfaces of the first and second limiting plates are respectively provided with mounting grooves, and these mounting grooves are interconnected. This utility model, by employing an arc-shaped nylon protective structure, allows the first and second limiting plates, the second limiting plate, the first baffle, and the second baffle to fully cover the meshing area between the chain and the sprocket, directly preventing clothing such as trouser legs, shoelaces, and long skirts from getting caught in the transmission gap and avoiding tearing. Simultaneously, it isolates children's fingers from contact with the rotating chain, preventing pinching, abrasions, and other safety accidents, specifically addressing the problem of existing chains lacking protection or providing incomplete protection.

This invention discloses a drone device for identifying bridge surface defects and monitoring microcracks, relating to the field of drones. It includes a drone fuselage, with a monitoring camera mounted on the bottom and top sides of the fuselage, and a top mounting plate. It also includes an anti-collision device mounted on the top mounting plate. Specifically, in this invention, if the drone fuselage collides with the bridge during monitoring, a first and second buffer spring cushion the impact, preventing direct contact between the drone fuselage and the bridge. In cases of excessive impact, an avoidance pusher rotates an avoidance lever, controlling the drone to move away from the bridge, thus achieving active avoidance. Furthermore, if avoidance is impossible, a lifting slide retracts the monitoring camera into the drone fuselage, and a pop-out sealing plate encloses the drone fuselage, protecting the monitoring camera.

The invention discloses a polyester FDY (Fully Drawn Yarn) rolled yarn unprotected intelligent conveying method which comprises the following specific steps: S1, collecting real-time data, taking the collected real-time data as input of a conveyor belt risk prediction model, and calculating to obtain a conveyor belt risk value Z < conveying >; s2, acquiring coordinates of the silk coils actually falling into the conveying belt through laser acquisition, and calculating to obtain a silk falling risk value Li of each coiled silk through a silk falling risk prediction model; s3, comparing the wire falling risk value Li of each rolled wire in the delimited area, inputting Lmax into the damage risk prediction model, and calculating to obtain a damage risk R; and S4, according to the damage risk R, establishing an early warning mechanism. The invention further discloses a protection-free intelligent polyester FDY rolled yarn conveying system. The problem of production environment pollution caused by a physical protection scheme is solved through precise automatic yarn falling positioning in combination with conveying risk speed regulation and control.

The invention relates to the technical field of radiation imaging and radiation effect measurement, and provides a semiconductor equipment radiation response test method and device based on a natural muon event. According to the method, muon counters are placed in the upper and lower positions of a to-be-tested semiconductor device, and the two muon counters are turned on at the same time in the working process of the to-be-tested semiconductor device; recording muon events passing through the sensor to be detected through coincidence counting of the upper muon counter and the lower muon counter; according to the time and track information marked by the muon event, extracting output data of the to-be-tested semiconductor equipment; the influence of muon events in cosmic rays on the to-be-tested semiconductor equipment is analyzed according to the extracted output data, detection and analysis on the radiation effect of the semiconductor equipment under the non-radiation source condition are achieved, and the problem of how to efficiently evaluate the radiation effect and the protection capacity of the semiconductor equipment in the in-orbit radiation environment is solved.

This invention belongs to the field of geological disaster prevention technology and discloses a spatial blocking planning method for geological disaster chains in mountainous cities based on adaptability analysis and ecological synergy. The specific steps are as follows: Step 1: Multi-source basic data collection for mountainous cities. In accordance with the requirement of full coverage of the planning research scope, comprehensive basic data related to geological disaster chains, geological conditions, meteorological and hydrological data, engineering conditions, and ecological background data are collected within the scope of mountainous cities. By constructing an adaptability analysis evaluation system, the regional engineering construction conditions, ecological background characteristics, and disaster chain blocking needs can be accurately connected, avoiding the mismatch between measures and actual conditions caused by relying on subjective experience. Through the collaborative design of engineering protection measures and ecological restoration methods, the strength of disaster chain source control, path interception, and end protection is ensured by relying on engineering facilities, while ensuring the regional ecological integrity through native vegetation planting and ecosystem maintenance.

The utility model relates to the technical field of charger, and disclose a kind of portable charger, comprising: charger body, the side of the charger body is equipped with charger secondary body, folding assembly is provided between the charger body and charger secondary body, the auxiliary carding mechanism includes the placement plate of installing in the one side of charger secondary body and the detachable auxiliary plate of installing in the top of placement plate, the top of the auxiliary plate is fixedly installed with multiple winding rods, the utility model is set through the setting of auxiliary carding mechanism, can effectively solve charging cable storage and protection problem, can be orderly wound in winding rod with charging cable, avoid the knot, abrasion problem caused by line body disorder winding, while auxiliary plate can be flexibly adjusted according to the number of charging cable and used, can be stably extruded and fixed after winding charging cable, prevent line body slackening and falling off in carrying process, overall structure is compact, does not additionally occupy too much space, guarantees charging cable carding protection effect.

The application discloses an intelligent positive pressure explosion-proof energy-saving cabinet and a variable frequency control method thereof. The energy-saving cabinet comprises a positive pressure explosion-proof cabinet body, a main cavity and a secondary cavity which are isolated from each other, an intelligent control unit, a variable frequency driving unit, an Internet of Things communication unit and an intelligent power protection unit. The intelligent control unit is used for acquiring pressure safety state information of the main cavity, collecting load or power grid side operation parameters, and generating frequency control instructions and start-stop instructions according to a preset control strategy or the operation parameters. The variable frequency driving unit is used for receiving the frequency control instructions and the start-stop instructions, and driving a motor to operate based on the instructions. The Internet of Things communication unit is used for uploading data and issuing instructions between the intelligent control unit and a remote monitoring terminal. The intelligent power protection unit is used for comprehensively protecting and metering input electric energy, and uploading protection state information and electric energy data to the intelligent control unit or the remote monitoring terminal. The application realizes the cooperation of intrinsic safety and high-efficiency energy saving in a dangerous environment, and improves the intelligent level and energy efficiency management capability of the equipment.

The utility model discloses a photovoltaic energy storage device capable of preventing wind and sand erosion, which belongs to the technical field of photovoltaic energy storage devices and comprises a lamp post and a base, the base is fixedly mounted at the top end of the lamp post, a turnover shielding component is arranged at the top of the base, and a photovoltaic panel is arranged in the turnover shielding component. According to the utility model, through the arrangement of the overturning shielding assembly, in daily work, the photovoltaic panel is enabled to work in daytime through the overturning motor, the angle of the photovoltaic panel is maintained through self-locking of the overturning motor for photovoltaic power generation, the photovoltaic panel is shielded at night through cooperative use of the overturning motor and the driving motor, and in extreme weather, the photovoltaic panel is prevented from being damaged. The overturning shielding assembly is manually and remotely started for shielding in advance, double protection is provided through the movable plate during shielding, the photovoltaic panel is shielded, the heat dissipation holes are sealed, the protection problem of the photovoltaic energy storage device in the sandstorm environment is solved, sand and dust on the surface of the photovoltaic panel can be synchronously cleaned through arrangement of brush strips when the movable plate moves, and the self-cleaning function is achieved.

The utility model relates to agricultural transportation equipment field especially relates to a novel fruit carriage. Including stand, stand is connected with reinforcing column, reinforcing column is connected with crosspiece, reinforcing column is connected with connecting plate, connecting plate and reinforcing column jointly connect with slide, and crosspiece and slide are respectively provided with sliding slot, and the sliding slot side wall slidingly connects with the sliding block, and the sliding block rotatably connects with the connecting piece, and crosspiece and slide are respectively detachably connected with the placing plate, and the stand is connected with the locating plate, the locating plate slidingly connects with the sliding block, and the sliding block is connected with the L type board, and the L type board is provided with the locating hole. Adopt the utility model can shield three sides of the carriage when putting down, cooperate with the adsorption fixation of magnetic attraction piece and iron sheet, effectively block the invasion of external rain and dust, can be stored to the top of the carriage when lifting, do not need to additionally occupy the outside space.

This utility model belongs to the field of footwear manufacturing technology, specifically referring to a toe-protecting sandal; it includes a sole and an upper, and further includes: a toe cover, detachably connected between the sole and the upper, comprising an upper protective part and a side protective part that enclose a toe-accommodating space; a rear connecting part, located on the rear side of the upper protective part, with a Velcro fastening assembly between the rear connecting part and the upper; and a sole connecting part, located on the bottom surface of the side protective part, with a connecting groove on the sole for fitting the sole connecting part, and a magnetic fastening assembly between the sole connecting part and the connecting groove; wherein, when the toe cover is in the installed state, the adhesive surface of the Velcro fastening assembly is higher than the adsorption surface of the magnetic fastening assembly. This utility model achieves quick installation and removal of the toe-protecting function of the sandal through the cooperation of the toe cover with the Velcro fastening assembly and the magnetic fastening assembly.

The utility model discloses a kind of flexible lamp strip suitable for curved surface installation, belong to lighting technical field, including silica gel lamp groove, it is through the silica gel lamp groove of high elasticity silica gel material and the installation surface of different curvature, screw is connected with base surface thread through the installation hole of side reserved, cooperate the adhesive strip of silica gel lamp groove lower surface, realize accurate anchoring, avoid the problem that traditional gluing mode is easy to age and fall off, waterproof and breathable membrane of spacing groove and spacing strip cooperation installation, both can effectively prevent moisture and dust from entering lamp strip inside, reach higher protection level, protect the circuit and lamp pearl of flexible lamp strip from being damaged, prolong service life, can also realize air circulation, the heat generated when lamp strip works is promptly dissipated, avoid temperature excessively high influence luminous efficiency and lamp strip performance, solved the problem that traditional lamp strip is difficult to take into account in protection and heat dissipation.