64results about How to "Avoid direct exposure" patented technology

The invention discloses a user track privacy protection method and system fusing a generative model and three-stage personalized differential privacy, and relates to the technical field of data security, and the method comprises the steps: obtaining real user track data, and carrying out the preprocessing of the real user track data to form standardized track representation; training a depth generation model to generate synthetic trajectory data; performing density clustering on the synthetic trajectory to obtain a feature region and calculating a region centroid; point-level privacy budgets are distributed according to three stages of the area proportion, the centroid distance and the global density; constructing an adaptive elliptical disturbance domain based on the regional covariance, sampling candidate confusion points in the disturbance domain and applying road feasibility screening; and calculating a score based on the privacy budget and the utility function, and sampling replacement points by adopting an index mechanism to output a privacy protection trajectory. According to the technical scheme, the track structure continuity and the road semantic consistency are remarkably improved under the condition that the differential privacy constraint is met, and the privacy intensity and the data availability are both considered.

The application discloses a software development package compiling method and device, and relates to the technical field of computers. A specific implementation of the method comprises the following steps: performing encapsulation based on a second programming language on a first type of module of any core component in a software development package, extracting a header file of the first type of module and a header file of a second type of module after the encapsulation to generate a common umbrella header file of the core component; and after compiling core component source code and upper layer component source code in the software development package into an executable file, processing the common umbrella header file of any core component in the software development package, so that the common umbrella header file only contains declaration content configured in advance for the core component. The implementation can effectively reduce the risk of core code leakage.

This utility model discloses a lighting assembly, a housing device, and an air conditioning unit. The lighting assembly includes a carrier, a light-emitting element, and a light guide. The carrier includes a light-transmitting portion. The light-emitting element is disposed on the carrier and includes a light-emitting portion that emits light towards the light-transmitting portion. The light guide is disposed opposite to the light-transmitting portion. The light guide can guide the light emitted from the light-transmitting portion to the outside of the lighting assembly. An air conditioning unit using this lighting assembly can produce softer light, avoid direct exposure of the eyes to high-brightness light, effectively reduce or avoid glare and visual fatigue, and improve the user experience.

The utility model relates to the technical field of resonator wafer processing accessories, in particular to a wafer positioning plate with information codes. According to the utility model, the information code is arranged on the ceramic chip, the ceramic chip is fixedly connected in the positioning groove, and the upper surface of the ceramic chip is lower than the notch of the positioning groove, so that the information code is effectively prevented from being directly exposed, the damage risk caused by external friction, corrosion and other factors is reduced, and the service life of the information code is obviously prolonged; and the long-term readability of the information is ensured.

The utility model discloses a ridge tile convenient to install lamp strip, first lamp strip mounting portion and second lamp strip mounting portion symmetrical horizontal setting in its inboard along the length direction of first flow guide portion, first lamp strip mounting portion and second lamp strip mounting portion all are equipped with a plurality of mounting holes, and the inboard of first lamp strip mounting portion and second lamp strip mounting portion is connected with second flow guide portion and third flow guide portion respectively, and second flow guide portion and third flow guide portion are inclined downward to the roof of two sides respectively to drain the rainwater received from first flow guide portion to the roof, and the both sides of ridge tile mounting portion are connected with second flow guide portion and third flow guide portion simultaneously to install ridge tile on the roof ridge, so setting, increase the stable shape of ridge tile installation, and the installation of lamp strip does not need to use the nail to punch the hole installation, and installation and disassembly are all simple and quick, reduce the leakage or security hidden danger caused by the ridge tile loosening when replacing the lamp strip, also reduced the adverse effect that sunlight and rainwater bring to the lamp strip, prolong the service life of lamp strip.

The application relates to the technical field of asphalt processing, and provides an asphalt stirring and mixing device, which comprises a rack, a stirring tank, a cover, a lifting assembly, a stirring assembly and a heating pipe, the stirring tank is provided with an opening, and the lifting assembly is arranged on the rack; the cover is located directly above the stirring tank and is used for sealing the opening of the stirring tank; the lifting assembly is connected with the stirring tank and is used for driving the stirring tank to lift; the stirring assembly is arranged at the cover and is used for stirring materials in the stirring tank; wherein the stirring tank is a sandwich structure and comprises an outer layer and an inner layer; a cavity is formed between the outer layer and the inner layer; the heating pipe is arranged in the cavity; and the outer layer is made of a heat insulation material. The application has the effect of improving the safety in the asphalt mixing process.

The utility model discloses a shooting device and a surgical field shooting device, in the technical scheme of the shooting device, a first stator and a first rotor are parts with larger volume proportion in a first brushless motor, and the first stator and the first rotor are accommodated in a first mounting groove of the shooting device; according to the technical scheme, the first stator and the first rotor do not need to occupy the internal space of the installation holder, so that the installation of different overall volumes is reduced, the installation holder is small and exquisite, the first brushless motor can be prevented from being directly exposed, and the overall appearance structure of the shooting equipment is simpler and more compact; compared with the mode that the first stator and the first rotor are installed in the installation holder, the mode that the first stator and the first rotor are installed in the first installation groove enables the volume increase proportion of the shooting device to be small, namely the volume of the shooting device is not obviously increased, and therefore the whole appearance of the shooting device can be kept simple and small. Application and installation of the shooting equipment are facilitated.

This utility model discloses a socket-type busbar trunking, including an insulating shell, a conductive busbar, and an outer insulator. The insulating shell has conductive busbar slots extending in a left-right direction, and the conductive busbar is inserted into the conductive busbar slots, with its left and right ends extending outward from the insulating shell. The front of the insulating shell has a front socket for inserting external electrical components, with the front part of the conductive busbar protruding into the front socket. The rear of the insulating shell has a rear socket for inserting external electrical components, with the rear part of the conductive busbar protruding into the rear socket. The outer insulator covers the upper, lower, left, and right ends of the insulating shell. The left end of the outer insulator also covers and closes the left end of the conductive busbar, and the right end of the outer insulator also covers the right end of the conductive busbar, with the right end of the conductive busbar extending outward from the right end of the outer insulator. The right end of the conductive busbar is used to connect external electrical components. This utility model can accommodate multiple external electrical components and offers high safety.

The application relates to the technical field of building construction formwork monitoring, in particular to a high-formwork displacement monitoring system and a monitoring method, which comprise a collection controller, a laser emitter and a CCD sensor connected with the collection controller; a positioning sheet is installed on a monitored point; the laser emitter emits laser to the monitored point; light is projected to the positioning sheet to form a light spot; the light spot is projected to the CCD sensor; the CCD sensor transmits a signal to the collection controller and then transmits the signal to a main server of a smart construction site management platform through a total station communication module; the main server is connected with a database, a display large screen and an alarm module; the application adopts a laser triangulation imaging principle, laser emitting angles can be adjusted by construction personnel, the problem that a CCD device is not convenient to install and debug due to a small light receiving area is solved, laser lines emitted by the laser emitter are formed into light spots through the positioning sheet, and then the light spots are projected to the CCD sensor, so that the service life of the CCD sensor is prolonged.

The application discloses a cable capable of dissipating heat in a high-temperature environment, which comprises an insulating rubber body, a second mounting area, a mounting groove, a first traction steel wire, a first conductor, heat-dissipating silica gel, a heat-dissipating opening, a heat-dissipating aluminum sheet, a heat-conducting silica gel sheet, heat-dissipating rubber, an outer insulating rubber and a heat-dissipating rubber column, a first steel wire hole is formed in the insulating rubber body, a first traction steel wire is arranged in the first steel wire hole, a first mounting area is formed in the insulating rubber body, six first mounting areas are formed, and every three first mounting areas form a group. The application has the advantages that the heat-dissipating performance is good, the conductor utilization rate is high, the performance-price ratio is high, the internal heat-conducting heat transmission performance is good, the heat-dissipating opening can effectively dissipate heat, and the traction steel wire can effectively protect the cable from being broken due to its own weight.

The invention discloses a preparation method of a wear-resistant and stretch-resistant biaxial fiber fabric, belongs to the technical field of fiber fabric processing, and is used for solving the technical problem that the wear resistance and stretch resistance of the biaxial fiber fabric in the prior art need to be further improved. Then weaving, coating the surface, and finally curing and drying to obtain the wear-resistant stretch-resistant biaxial fiber fabric. The modified fiber disclosed by the invention is subjected to surface epoxy grafting modification, so that the wear resistance of the modified fiber is kept, the compatibility with other components is improved, and a wear-resistant basic framework is provided for a fabric; the modified coating agent forms a cross-linked network with the curing agent through the polyester polyol, a high-hardness wear-resistant coating is formed on the surface of the fabric in combination with the reinforcing effect of the modified filler, and the wear-resistant and tensile properties of the fabric are jointly improved through chemical compatibility and structural synergy of the polyester polyol and the curing agent.

This invention relates to the field of remote sensing technology and discloses an automated collaborative verification method and system for highway slopes using UAVs based on ground-sensor event-driven methods. The method includes: acquiring ground sensor monitoring data and basic geographic information data of the slope; triggering alarm events by threshold judgment of the ground sensor monitoring data; generating regions of interest for the slope based on the basic geographic information data of the slope and matching modeling parameters to obtain a terrain-simulating modeling flight path; calculating the effective geometric parameters and average normal vector of the slope surface based on the three-dimensional coordinates of the sensors that triggered the alarm, constructing a local coordinate system for the slope surface, and obtaining a gridded emergency inspection flight path; encapsulating the terrain-simulating modeling flight path and the gridded emergency inspection flight path, and distributing the flight path tasks to the UAV hangar through a cloud application programming interface; the UAV executing the flight path tasks and transmitting back inspection data, performing multi-dimensional analysis on the inspection data, and completing a ground-air linkage closed-loop decision-making process.

The utility model relates to the technical field of medical equipment, in particular to anti-leakage sealing equipment for a drainage bag. Comprising a protection box and a placement mechanism, the placement mechanism comprises a bearing frame, a hanging lug, a first anti-skid plate, a second anti-skid plate, a first transparent observation window, a stabilizing device and a ventilation device, a drainage bag body can be placed in the bearing frame to be limited, and the bearing frame is slidably placed in the protection box and limited through the stabilizing device; therefore, the anti-collision and anti-leakage effects are provided for storage of the drainage bag body, the drainage bag body is prevented from being directly exposed, the state of the inner drainage bag body can be conveniently observed through a first transparent observation window, further, hanging connection of the protection box to the clothes and trousers of a patient can be facilitated through symmetrically-arranged hanging lugs, and the protection box is convenient to use. The protection box can be worn on one side of the leg of a patient in a hanging mode and can be conveniently carried when going out or going out, and therefore a drainage bag can be conveniently worn when the patient goes out or goes out to do daily activities such as going out or going out.

The invention provides real estate surveying and mapping equipment with an auxiliary system, and relates to the technical field of surveying and mapping equipment. A handheld surveying instrument is placed in the outer shell, a measuring laser end is mounted at the top of the handheld surveying instrument, a protective window is fixed at the top of the outer shell, and the protective window is aligned with the measuring laser end; a connecting block is fixed to the top of the outer shell through a screw rod, two guide rods are arranged on the connecting block in a sliding mode, one ends of the front sides of the two guide rods are welded to a supporting block, one ends of the rear sides of the two guide rods are welded to a mounting base block, and each guide rod is sleeved with a spiral spring. When the outer shell is placed on a table top, the guide rod drives the cleaning block to automatically move forwards by means of the gravity of the outer shell and the handheld surveying instrument, so that the protective window is wiped and cleaned, it is ensured that a laser path is not interfered by stains in the measurement process, meanwhile, the supporting block is in contact with the table top to support the outer shell, the bottom of the supporting block is not in contact with the table top, and taking is convenient.

The invention discloses a spoofing defense method for constructing a network dream based on follow-up transformation and cross-layer drowsiness, which takes a follow-up transformation intelligent decision engine as a core, combines a high-simulation trapping network with a preposed induction mechanism, implements trapping and guiding on a real network side, implements transformation, stacking and trapping in the trapping network, and realizes the spoofing defense of the network dream. Attack paths and visible assets are continuously evolved along with attack behaviors, a dynamically evolved and multi-layer progressive network dream environment is constructed, and aiming at the problems that bait is static, follow-up conversion is difficult, depth defense is insufficient and the like in traditional trapping defense, continuous strategy-driven dynamic adjustment is carried out on a topological structure and bait service in a controlled simulation environment, so that the attack path and the visible assets are continuously evolved. According to the method, the residence time of an attacker in a trapping environment is prolonged, the attack cost is remarkably improved, an attack behavior chain is completely collected, support is provided for follow-up attack traceability and deep defense optimization, and therefore the sustainable evolution systematic deception defense capability is achieved.

The utility model belongs to the technical field of cooking equipment, and particularly provides a cooking utensil. In order to solve the problem that water in a water receiving box of an existing cooking utensil is not completely evaporated, the cooking utensil comprises a machine body, a machine cover, a water receiving container and a heating piece. The machine body is provided with a cooking cavity. The cover is used for opening and closing the cooking cavity. The water receiving container is arranged in the machine body, a water receiving cavity is defined in the water receiving container, and the water receiving cavity is used for receiving condensate water dripping from the machine cover. The heating element is arranged at the bottom of the water receiving container and used for heating the condensate water in the water receiving cavity, the contact time between the condensate water in the water receiving cavity and the heating element is prolonged, the evaporation sufficient degree of the condensate water in the water receiving cavity is improved, and therefore the use experience of a user is effectively improved.

This utility model discloses a high-strength load-bearing display bracket, including a wall panel and multiple rows of brackets spaced apart on the front side of the wall panel. The support rod at the front end of the bracket is integrally formed from a connecting rod part and a flat plate part. The flat plate part is provided with first and second positioning grooves and positioning protrusions, which can stably hold the pots and pans. The connecting rod part is bent in multiple sections with an included angle greater than 90 degrees, and is bolted to the bracket through multiple mounting holes and threaded holes. The connection is provided with reinforcing ribs to enhance the bending resistance and structural strength and prevent the connection section from shaking. The bracket is provided with a through groove at the top and bottom, with built-in light strips and wiring harnesses to hide the light source, avoid direct light, and create a suitable lighting environment. This display bracket achieves stable display of pots and pans through multi-structure design, combining high load-bearing capacity with good display effect, improving display quality and practicality.

The invention belongs to the technical field of material science, and particularly relates to a rare-earth-based fluorine cluster for magnetic resonance imaging and cell imaging and a preparation method and application of the rare-earth-based fluorine cluster. The molecular formula of the rare earth based fluorine cluster is [(RE24 (3-F) 22 (OH) 6 (tBuCOO) 21 (Hdmpa) 11 (H2dmpa) 7CH3OH CH3CN], RE is a rare earth element, BuCOOH is trimethyl acetic acid, H3dmpa is a 2, 2-bis (hydroxymethyl) propionic acid ligand, and OH and 3-F are in a bridging mode of fluorine ions. The rare earth-based fluorine cluster provided by the invention has excellent thermal stability and solution stability, and the gadolinium-based cluster compound shows longitudinal relaxation efficiency superior to that of a commercial contrast agent Gd-DTPA; the material has good corrosion resistance, is easy to process and form, can stably exist at 300 DEG C due to good thermal stability, and the introduction of fluorine ions in the structure can enhance the quantum yield of europium and terbium group clusters.

This invention relates to the field of liposome preparation technology, specifically disclosing a liposome co-loaded with icariin and tanshinone B and its preparation method. The liposomes use soybean lecithin and cholesterol as membrane materials, simultaneously encapsulating icariin and tanshinone B, and are prepared using a thin-film hydration-ultrasound method. The liposomes prepared by this invention have an average particle size of 110.49 nm, and the icariin encapsulation efficiency can reach 85.469%. They exhibit relatively uniform particle size distribution, good system stability, and strong controllability of the preparation process. This method can improve the dispersibility and stability of icariin and can serve as a nano-formulation platform for the co-delivery of icariin and tanshinone B.

The application discloses a cutting device for metal-clad pipe production and belongs to the technical field of metal-clad pipe production, which comprises a machine body, a moving seat arranged at the lower side of the inside of the machine body, a cutting part arranged at the inner upper side of the moving seat, a fixed cylinder fixedly connected to the left side of the machine body, first sliding grooves arranged at the front and back sides of the left end of the fixed cylinder, first sliding blocks slidingly connected to the inside of the first sliding grooves, and a moving frame fixedly connected to the left sides of the two first sliding blocks. The moving frame is arranged to adjust the positions of the first cutting part and the second cutting part under the pushing of the first electric push rod. Since the clad layer is first stripped during the cutting process of the metal-clad pipe, the laser is prevented from directly irradiating the stripped adhesive layer and metal mesh layer, heat degradation and interlayer shear stress are prevented, thereby realizing the layered cutting of "first mechanically cutting the clad layer and then laser cutting the base layer" and inhibiting the damage of the heat affected zone to the intermediate adhesive layer.

Embodiments of the invention relate to an interface test case generation method and a computing device. The method comprises the steps of obtaining a text test case and an HAR file; wherein the text test case is a document describing a test scene through a natural language, and the HAR file is a data file captured by monitoring network interaction in the process of executing the text test case by a user; analyzing the HAR file, and extracting interface request information from the HAR file; and based on the text test case, the interface request information and a preset rule base, generating an interface test case through a large language model. According to the scheme, the text case and the corresponding network flow data in the real service scene are obtained, the interface request information is accurately extracted from the text case, and finally, the rule base is fused to drive the large language model to intelligently generate the test case covering the normal, abnormal and scenarized interface, so that efficient and accurate conversion from manual test to automatic codes is realized, and the test efficiency is improved. And the test efficiency, the coverage rate and the reliability are remarkably improved.

This invention discloses a modular maintenance platform suitable for pipeline interiors and its usage method, aiming to solve the problems of existing pipeline maintenance equipment such as limited functionality, inconvenient switching, and poor stability. The platform includes a main frame module with a lifting connection point at the top for connection to external lifting equipment; a multi-functional operation module that can be switched and installed on the main frame module, which can be replaced as a slag removal module or a personnel-carrying operation module as needed; a hydraulic power system integrated into the main frame module to provide hydraulic power to all components; a control system for remote control; a quick-change locking mechanism for rapid module switching and automatic locking; a composite support stabilization system to ensure stable operation; and a pattern recognition and automatic oil circuit switching system that automatically identifies module types and switches oil circuits. This invention adopts a modular design, offering convenient switching, a high degree of intelligence, and adaptability to various pipeline maintenance scenarios. It effectively improves maintenance efficiency and safety, has a compact structure, and is highly practical.

The utility model relates to rock blasting block size analysis technical field, and disclose an image acquisition device for rock blasting block size analysis, including unmanned aerial vehicle holder and fixed focus industrial camera, the bottom of unmanned aerial vehicle holder installs the support, the bottom of support is fixed with backplate, both sides of backplate bottom are all fixed with the frame, fixed focus industrial camera is located between two frame, the middle part of both sides of fixed focus industrial camera all is equipped with the limit slot, the frame sliding connection has with the frame fitting limiting plate of limit slot, through installing unmanned aerial vehicle holder on unmanned aerial vehicle, utilize unmanned aerial vehicle to be able to drive fixed focus industrial camera to fly over complex, dangerous or difficult to reach the blast heap area, has reduced the security risk, realized the full coverage collection of true sense, the height is convenient for flexible control, optimization precision and efficiency, and can monitor the shooting height of fixed focus industrial camera through height measurement subassembly.

The anti-splashing medicine cutter comprises a cutting base, a cutting base is fixedly connected to one side wall of the cutting base, a limiting groove is formed in the middle of the top end of the cutting base, a storage filtering assembly is arranged at the position, close to the cutting base, of the top end of the cutting base, and a fixed vertical plate is fixedly connected to one side of the cutting base; a sealing assembly is rotatably connected to the end of the fixing vertical plate, a driving positioning assembly is movably connected to the middle of the sealing assembly, a cutting assembly is in threaded connection to the end of the driving positioning assembly, and a protection assembly is fixedly connected to the outer side wall of the driving positioning assembly. The device is provided with the fixed ring seat and the protective ring seat which are used for isolating the cutting tools, so that the cutting tools cannot be directly exposed when not used for cutting, the cutting condition is effectively prevented, the use safety is improved, meanwhile, the positions of different cutting tools can be conveniently adjusted, medicines can be cut into various specifications, and the cutting efficiency is improved. The device application range is expanded.

The application discloses a Java runtime business logic protection method and system based on instruction driving, and relates to the technical field of Java program protection. In order to solve the defects that the existing Java program protection technology can only be statically protected and has the risk of being cracked and stolen, a target business logic is unitized and split to form a plurality of business units; the order of execution instructions of the business units is protected through instruction description; the instruction files are encrypted and stored to form encrypted instruction files; when the target business logic needs to be executed, a dynamic instruction parser loads the corresponding encrypted instruction file according to a current business scene, and the content of the encrypted instruction file is restored to a structured execution instruction sequence through a decryption process; the execution instructions in the decrypted execution instruction sequence are extracted, and the target business logic is dynamically completed according to the order of the execution instructions and control logic. The application is mainly used for protecting the business logic written by a Java program.

The utility model discloses a battery equalization module with expansion ports, and relates to the field of battery equalization modules, the battery equalization module with expansion ports comprises two symmetrically arranged intermediate shells, a left end cover and a right end cover, and the two intermediate shells, the left end cover and the right end cover are detachably connected with each other; according to the battery equalization module with the expansion ports, the first grooves and the second grooves are formed in the end parts of the inner and outer walls of the intermediate shell, and the effect of adjusting the length of the shell by breaking off with hands is achieved by weakening the strength of the grooves. The notch is kept straight through the design of the groove position, the complete sealing performance of the shell can be maintained after the groove position is matched with the end cover, the problem of interface gaps caused by traditional cutting is effectively avoided, and the convenience of length adjustment and the structural reliability of the shell are remarkably improved.

The utility model relates to an industrial rapid door reserve power supply, including reserve power supply box and wire harness protection cover. Reserve power supply box bottom surface is equipped with wire harness interface, and wire harness protection cover screens wire harness interface, reserve power supply box bottom surface has the clamping groove, and wire harness protection cover has the clamping claw, and the clamping claw is matched with the clamping groove through the clamping, and wire harness protection cover is detachably connected in reserve power supply box bottom surface. The industrial rapid door reserve power supply can effectively screen wire harness interface, avoid its bare outside, reduce electrical safety hidden danger, wire harness protection cover can dismantle the design and will not cause the interference of on -the -spot installation, has improved the installation convenience, has reduced the maintenance cost and time cost to the wire harness interface and carries out the operation such as wiring, overhauling, clamping structure is simple and reliable, reduces the product manufacturing cost while satisfying the use demand.

The utility model relates to the technical field of inflatable mattresses, and particularly discloses a multi-layer medical inflatable mattress, which comprises a first mattress body, a second mattress body and a third mattress body, a second pad body is detachably connected to the first pad body, the first pad body and the second pad body are hollow, a traction piece is arranged on the first pad body, the traction piece is used for external personnel to lift the pad body so as to transfer personnel carried on the pad body, and the first pad body comprises a first bag area; the first bag area is used for increasing friction with bearing personnel so as to better limit the bearing personnel, the traction piece is arranged on the first pad body, when the bearing personnel on the pad body need to be transferred, external personnel can move the pad body by lifting the traction piece, and the effect of transferring the bearing personnel conveniently, rapidly and safely is achieved; the first bag area can better limit the bearing personnel and prevent the bearing personnel from sliding on the cushion body, the height of the bearing personnel can be conveniently and rapidly increased and decreased through the detachably connected second cushion body, and a doctor can conveniently conduct diagnosis and treatment.

This application provides a water electrolysis membrane structure and its preparation method, relating to the field of water electrolysis for hydrogen production. The water electrolysis membrane structure includes a first membrane, a microporous layer, and a second membrane stacked sequentially; the first and second membranes are configured as a mesh-like woven structure; the first membrane has a first mesh, and the second membrane has a second mesh; the microporous layer has micropores, which connect the first and second meshes, and the pore size of the micropores is smaller than that of the first and second meshes. The water electrolysis membrane structure and its preparation method provided in this application address the problem of easy coating peeling from the membrane structure, which affects its service life.