199results about How to "Avoid direct exposure" patented technology

The invention discloses a laser cutting device for steel structure production and machining, and relates to the technical field of steel structure production and machining.The laser cutting device for steel structure production and machining comprises a cutting table, a sliding groove is fixedly formed in the surface of the cutting table, and a cutting machine is slidably mounted on the inner wall of the sliding groove; the fixing device comprises a sliding plate, a hydraulic cylinder, a first clamping plate, a second clamping plate, a rotating shaft, a first tooth block, a second tooth block, a third tooth block, a first inclined block, a fixing plate, a sliding plate, a second inclined block, a first telescopic elastic rod, a sliding plate, a second inclined block, a second telescopic elastic rod, a linkage block, a limiting block and a rotating plate. And then the sliding plate moves to clamp the materials, so that the situation that the cutting precision is poor due to material shaking is further avoided during cutting work, automatic adjustment is conducted according to the shape of the steel structure, and the stability of the workpiece in the cutting process is guaranteed.

The invention relates to the field of welding, and particularly discloses a laser galvanometer system and a high-power laser scanning welding head. The laser galvanometer system comprises a mounting shell, a galvanometer mounting seat and a galvanometer system; the galvanometer mounting seat is mounted on the inner bottom surface of the mounting shell, a mounting cavity is formed in the bottom surface of the galvanometer mounting seat, and the galvanometer system is mounted in the galvanometer mounting seat; the galvanometer system comprises a first galvanometer, the first galvanometer comprises a first motor, a first lens bracket and a first lens, and the first lens bracket comprises a connecting part and a mounting part; the connecting part is connected to a first motor output shaft; the mounting part is connected to the side of the connecting part away from the first motor, the side of the mounting part is provided with a mounting groove for placing the side of the first lens, and the edge of one side of the first lens is adhered in the mounting groove; two protection tables are connected to the side face of the mounting part and located on the two sides of the mounting groove correspondingly. The two ends of the installation part are connected with two protrusions, and the two protrusions are located on the two sides of the installation groove respectively. The laser scanning welding head has the effect of solving the heat effect of the laser scanning welding head.

The invention discloses a large model reasoning method and device based on sensitive information protection and related equipment. The method comprises the steps that firstly, an original input text is obtained, sensitive entities in the original input text are detected through a named entity recognition NER model, relation extraction and attribute extraction are conducted, and a sensitive information knowledge graph is constructed; then, screening sensitive information in the original input text according to the knowledge graph, and replacing the sensitive information to generate a desensitized input text; next, calling a first large model of the server side, and executing a specified task by using the desensitized input text to obtain a result text; and finally, calling a second large model of the user side, and restoring the sensitive information in the result text by using the original input text, the desensitized input text and the result text to obtain a complete text. Large models configured at different ends are utilized, sensitive information is protected, and meanwhile practicability of result texts is taken into account.

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 invention provides a high-temperature-resistant iron-chromium black pigment as well as a preparation method and application thereof, and belongs to the technical field of pigments. The preparation method comprises the following steps: preparing porous SiO2 / Al2O3 nanospheres, modifying the surfaces of the porous SiO2 / Al2O3 nanospheres by using tannic acid, depositing iron-containing and chromium-containing precipitates in situ, impregnating zirconium, calcining to obtain a precursor, and modifying the surfaces of the porous SiO2 / Al2O3 nanospheres by using polydopamine to obtain the high-temperature-resistant iron-chromium black pigment. The high-temperature-resistant iron-chromium black pigment prepared by the preparation method disclosed by the invention contains an aluminum element, so that the high-temperature-resistant, heat-resistant and flame-retardant properties of a prepared precursor are greatly improved, and the high-temperature-resistant iron-chromium black pigment contains silicon oxide, so that the temperature resistance and the wear resistance are obviously improved, and the high-temperature-resistant iron-chromium black pigment is relatively uniform in black, uniform in particle size, good in weather resistance and light resistance, good in dispersity and wide in application prospect.

The arc-shaped end face dynamic deformation suspended ceiling structure comprises a keel, a plurality of arc-shaped decorative plates arranged in a staggered mode and a light guide illumination structure are connected to the lower portion of the keel, connecting plates are arranged at the two ends of each arc-shaped decorative plate, and the end of each arc-shaped decorative plate is connected with the connecting plate on the corresponding side. The connecting plate is a U-shaped groove plate with an upward opening, a lamp hiding groove is formed in the upper concave portion of the connecting plate, a lamp is arranged in the lamp hiding groove, and the end of the light guide illumination structure is fixedly connected with the lamp. The arc-shaped decorative plates are fixedly connected with the connecting plates through bolts, a plurality of lifting rods and a plurality of supporting rods are arranged on the keel, the arc-shaped decorative plates are fixedly connected with the keel through the supporting rods, the middle and the other end of the light guide illumination structure are connected with the keel in a lifting mode through the lifting rods, and the light guide illumination structure is deformed through lifting of the lifting rods. Dynamic deformation of light and the whole ceiling arc is achieved, the lamp is hidden through the lamp hiding groove, the light is refracted to the lower portion through the light guide strip for illumination, the irradiation area is effectively increased, glare is reduced, the ceiling structure does not need to be damaged, installation is convenient, and maintenance and replacement are convenient.

The battery box comprises a box body and a liquid cooling plate, the box body is provided with an anti-explosion valve, the liquid cooling plate is arranged in the box body and located above a bottom plate, the side face, away from the bottom plate, of the liquid cooling plate is used for bearing a battery module, the liquid cooling plate is provided with a liquid cooling flow channel and a pressure relief channel which are arranged at intervals, and the pressure relief channel is communicated with the liquid cooling flow channel. The pressure relief channel is communicated with the anti-explosion valve, a second pressure relief opening is formed in the position, corresponding to the pressure relief channel, of the liquid cooling plate, the second pressure relief opening is in sealed communication with the first pressure relief opening of the battery module, and high-temperature gas generated during thermal runaway of the battery module can be quickly discharged out of the battery box sequentially through the first pressure relief opening, the second pressure relief opening, the pressure relief channel and the anti-explosion valve. According to the utility model, the pressure relief channel is integrated on the liquid cooling plate, so that pressure relief protection does not need to be carried out through the bottom plate, the condition of pressure relief protection failure caused by collision and damage of the bottom plate can be avoided, and when the bottom plate is damaged, the liquid cooling plate can be used for sealing and protecting the battery module so as to prevent the battery module from being exposed, and the safety performance is high.

The invention relates to the technical field of phototherapy instruments, in particular to a light system of a phototherapy mask and a phototherapy method.The light system comprises a mask body, a flexible lamp panel, a lamp wick module, a phototherapy detection module, a silica gel film and a breathable film, the mask body is provided with a sinking groove, the flexible lamp panel is arranged in the sinking groove, the lamp wick module and the phototherapy detection module are both arranged on the flexible lamp panel, and the silica gel film is arranged on the silica gel film. The silica gel film is arranged on the sinking groove and covers the lamp wick module and the phototherapy detection module; the phototherapy detection module comprises a temperature sensing module, a distance measuring module and a humidity sensing module, the silica gel film is provided with a light-transmitting groove, the light-transmitting groove is opposite to the lamp wick module, the breathable film is arranged on the silica gel film, the breathable film is provided with a through groove, and the through groove is opposite to the light-transmitting groove, so that the lamp wick module is exposed. Through ingenious combination of the mask body, the flexible lamp panel, the lamp wick module, the phototherapy detection module, the silica gel film and the breathable film, high integration of the phototherapy equipment is realized.

The utility model provides a solar photovoltaic cable joint, which relates to the technical field of cable joints, and comprises a male joint assembly and a female joint assembly, one end of the male joint assembly is connected with the inside of the female joint assembly, and the top of the female joint assembly is provided with a protection assembly. And a fixing assembly is arranged on the side face of the female head connector assembly, the female head connector assembly comprises a second mounting sleeve, rotating seats are mounted at the two ends of the second mounting sleeve, and connecting plates are mounted on the outer sides of the rotating seats. According to the utility model, the rotating seat is rotated to drive the connecting plate to be close to the first mounting sleeve, and then the pneumatic telescopic rod is used for controlling the clamping plates to effectively clamp and limit the two sides of the first mounting sleeve, so that the connection stability of the male joint assembly and the female joint assembly is ensured, and the stable transmission of current is ensured; the problems of poor contact, short circuit or open circuit and the like are avoided, faults are reduced, the maintenance and repair cost is further reduced, and the service life of the cable joint is prolonged.

The invention relates to the technical field of sampling inspection equipment, in particular to a powdery cosmetic sampling inspection device which comprises a conveying pipeline, and two fixing boxes are bilaterally symmetrically mounted at the top of the conveying pipeline. The two overturning material taking mechanisms are in linkage through the combined driving assembly, reciprocating driving assemblies in the overturning material taking mechanisms reciprocate to drive the self-cleaning mechanisms to rotate in a reciprocating mode, and therefore the upper surface of the material leaking hopper is scraped in a reciprocating mode through a material scraping plate, the material taking frequency is reduced, and the material taking efficiency is improved. According to the automatic labeling device for the sampling bottles, self-cleaning of the hopper is facilitated, the two sampling bottles are synchronously clamped and lifted through the clamping lifting mechanism, synchronous labeling of the two sampling bottles is achieved through extrusion of the pressurization driving assembly on the labeling assembly, and integrated linkage between the clamping lifting mechanism and the labeling mechanism is achieved.

The utility model relates to the technical field of pole-mounted circuit breakers, discloses a primary and secondary fusion type pole-mounted circuit breaker, and solves the problems that in the use process of the primary and secondary fusion type pole-mounted circuit breaker, the primary and secondary fusion type pole-mounted circuit breaker is not provided with a protective shielding part, so that the primary and secondary fusion type pole-mounted circuit breaker is directly exposed and is easily influenced by sunlight and rainwater, the service life is shortened, and the cost is reduced. The pole-mounted circuit breaker comprises a pole-mounted circuit breaker body, a supporting bottom plate is fixedly installed at the bottom of the pole-mounted circuit breaker body, a supporting frame is fixedly installed on one side of the pole-mounted circuit breaker body and located on the top of the supporting bottom plate, and a protective shielding assembly is fixedly installed on the top of the supporting frame. An adjusting assembly is installed on the side, away from the pole-mounted circuit breaker body, of the supporting frame. According to the utility model, the primary and secondary fusion type pole-mounted circuit breaker can be prevented from being directly exposed in the using process, the influence of sunlight and rainwater on the primary and secondary fusion type pole-mounted circuit breaker is reduced, the service life of the primary and secondary fusion type pole-mounted circuit breaker is prolonged, and better practicability can be conveniently achieved.

The foot massage instrument comprises a main machine body, a half-surrounded cover body, heating plates, protruding ribs and a negative ion generator, the half-surrounded cover body is buckled on the main machine body, the two heating plates are installed on the top face of the main machine body, the protruding ribs are arranged between the two heating plates, and the negative ion generator is arranged on the bottom face of the main machine body. The negative-ion generator is fixed to the protruding ribs and located on the inner side of the half-surrounding cover body. The negative-ion generator releases a large number of negative ions to the internal space of the foot massage instrument through a high-voltage discharge mechanism inside the negative-ion generator, and the negative-ion generator is fixed on the convex ribs and located on the inner side of the half-surrounding cover body, so that the negative-ion generator can effectively release the negative ions to the space around the feet of a user in the using process, and the foot massage instrument is convenient to use. The distribution of negative ions is optimized, the overall health effect of the pedicure instrument is enhanced, and a healthier and more comfortable pedicure experience is provided for a user.

The utility model discloses a bridge expansion joint displacement detection device and detection system, and the device comprises a detection rod and a protection sleeve with one end provided with an opening. One end of the detection rod is inserted into the protective sleeve in a sliding and sealing manner, a laser displacement sensor is fixedly mounted at the end, located in the protective sleeve, of the detection rod, and a reflection part right opposite to the laser displacement sensor is arranged in the protective sleeve; the end, away from the detection rod, of the protection sleeve is fixedly sleeved with a sleeve in a sealed mode, a first cavity is formed between the sleeve and the protection sleeve, a first through hole communicated with the first cavity is formed in the sleeve, and a second through hole communicated with the first cavity is formed in the protection sleeve. According to the utility model, the bridge expansion joint can be detected in real time, and the detection efficiency and precision are improved.

The invention relates to the technical field of advertising machines, in particular to a double-screen information advertising machine which comprises a mounting frame, a case is arranged at the top of the mounting frame, the interior of the case is divided into a screen cavity and a mounting cavity, tempered glass is arranged on the front side wall and the rear side wall of the case, and two display screens are symmetrically arranged in the screen cavity; mounting plates are slidably arranged on the outer surfaces of the two pieces of tempered glass, lifting mechanisms used for driving the mounting plates to ascend and descend are arranged in the two mounting cavities, and driving mechanisms are further arranged on the lifting mechanisms; a rubber scraper, a water spraying pipe and a cleaning brush are arranged on the side, close to the case, of the mounting plate, a plurality of water spraying nozzles communicated with the water spraying pipe are arranged on the water spraying pipe at equal intervals in the length direction of the water spraying pipe, the water spraying pipe is communicated with a water supply assembly, and the lifting mechanism drives the mounting plate to ascend and descend so as to drive the rubber scraper, the cleaning brush and the water spraying nozzles to move up and down; a water spray nozzle is used for flushing and cleaning, and water marks left by a rubber scraper blade are used for scraping, so that the outer surface of the tempered glass is cleaned.

The invention discloses stirring and uniform mixing equipment for broussonetia papyrifera processing, and relates to the technical field of broussonetia papyrifera stirring, the stirring and uniform mixing equipment comprises a base, a bearing frame, a raw material barrel and a raw material stirring mechanism, the raw material stirring mechanism comprises an air cylinder, a stirring plate blade is fixed to an output shaft of a driving motor, and the stirring and uniform mixing equipment further comprises a conversion type material receiving mechanism and a covering mechanism; through the arrangement of the conversion type material receiving mechanism, in the process that the air cylinder is started, the acting mounting plate, the driving motor and the stirring plate blades integrally move downwards, a deflection rod in the conversion type material receiving mechanism rotates under the action of an extrusion rotation supply part, so that a material receiving box deviates from the position under the stirring plate blades, on the contrary, after the stirring plate blades complete raw material stirring, the air cylinder is started, and the material receiving box rotates; and when the conversion type material receiving mechanism retreats from the inside of the raw material barrel, a deflection rod in the conversion type material receiving mechanism can reversely rotate under the action of a rerotation part, so that the slurry dripping from the stirring plate blade is conveniently received from the lower part, and the slurry is prevented from dripping onto the base in the raw material barrel replacement process, polluting the surface of the base and causing material waste.

The utility model discloses a motor protection device for an electric vehicle, which comprises a motor end cover, a flywheel, an oil seal and a motor shaft, and is characterized in that the flywheel is coaxially and fixedly connected to the outer side of the motor end cover, the motor shaft is arranged in the center of the motor end cover in a penetrating manner through a bearing, the oil seal is arranged between the flywheel and the motor shaft, and the flywheel is fixedly connected to the flywheel. A dustproof cover is further arranged on the outer side of the flywheel, the dustproof cover is arranged on the motor shaft in a penetrating mode and covers the oil seal, two layers of annular check rings are arranged on the inner side of the dustproof cover and used for preventing dust and water, and the outer side of the dustproof cover is fixed through a bottom fork plate and prevented from falling off from the motor shaft. The dustproof cover completely wraps the oil seal, the oil seal is prevented from being directly exposed outside, the two layers of annular check rings are arranged from outside to inside, dust and splashed water can be effectively prevented from entering the oil seal, the oil seal is prevented from aging, and the service life is prolonged.

The invention discloses an X-ray measurement light spot collimation system, which relates to the field of X-ray collimation and comprises an X-ray source, a transmitting end collimator, a receiving end collimator and a ray detector, when the collimation system works, firstly, after a ray cone beam emitted by an X-ray source passes through a transmitting end collimator with a funnel-shaped window cross section, X-rays are collimated for the first time, so that a light spot on a sample to be detected is in a required shape; secondly, after the rays pass through the sample to be detected, the rays pass through a receiving end collimator with a trapezoidal window cross section, and scattered rays are shielded; and finally, enabling the collimated ray beam to reach an X-ray detector, and obtaining the final ray intensity. According to the invention, the size and the shape of a light spot measured by the system can be controlled, the spatial resolution of system measurement is ensured, the influence of scattered rays is reduced, the collimated ray main beam is ensured to be received by the ionization chamber as far as possible after passing through the pole piece to the greatest extent, the ray utilization rate is improved, and the measurement precision is improved.

The utility model belongs to the technical field of household appliances, and discloses a clothes dryer which comprises a box body with a rear side plate, a bearing mounting seat, a fan cover, a bearing and a sealing cover, the bearing mounting seat and the fan cover are arranged on the rear side plate, the bearing is mounted on the bearing mounting seat, the sealing cover is arranged on the fan cover, and the rear side plate and the fan cover define an air channel. The sealing cover is arranged in the air duct, the bearing mounting seat comprises a sunken part which is inwards sunken towards one side far away from the fan cover, the sealing cover and the bottom surface of the sunken part are encircled to form a sealing chamber which is isolated from the air duct, and the bearing is arranged in the sealing chamber. The sealing chamber isolated from the air duct is defined by the sealing cover and the bottom surface of the sunken part, and the bearing arranged in the sealing chamber is isolated and protected, so that the bearing is prevented from being directly exposed in the air duct between the box body and the rear cover plate.

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.

The utility model provides a deep-sensing three-camera light guide protective camera, which comprises a main body assembly, and the main body assembly comprises a deep-sensing camera, a macro camera, a wide-angle camera, a filter, a light shield, a first mounting seat, a second mounting seat, a shell, a first mounting hole, a second mounting hole, a third mounting hole, a groove and two clamping grooves. According to the utility model, the macro camera and the wide-angle camera are respectively mounted in the second mounting hole and the third mounting hole through the first mounting seat, and the deep-sensing camera is mounted in the first mounting hole through the second mounting seat, so that the assembly of the three cameras can be completed; when the wide-angle camera is used, the whole camera has a deep sensing function, the whole photographing effect and function of the camera are enriched, and when the wide-angle camera is used, scattered light can be effectively prevented from directly irradiating the wide-angle camera through the light shield and the filter, so that glare and light spots are reduced, and the photographing quality is improved.

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 discloses a water quality sampling equipment for water environment pollution prevention and treatment belongs to water quality sampling technical field, aims at solving the problem that sampling part of prior art is directly exposed to outside environment, is vulnerable to collision, scratch and other damage. Including fixed frame, suction assembly and handle, fixed frame is U shape structure, and the inside rotation of fixed frame is installed with the rotation axis of horizontal arrangement, and suction assembly sets up on the rotation axis and rotates synchronously, and multiple groups are arranged at suction assembly interval. Suction assembly includes liquid storage pipe, mounting block and pull block, and the bottom end surface of liquid storage pipe is fixedly connected with mounting block, and mounting block is L shape structure, and pull block sets up between liquid storage pipe and mounting block, and the vertical inner sliding slot is seted up on the lateral wall of mounting block. The water quality sampling equipment for water environment pollution prevention and treatment, under the non - sampling state, suction assembly can be stably received in the inside of fixed frame, and the risk of equipment damage caused by collision, scratch and the like in the complex field environment is reduced.

The application relates to the technical field of artificial intelligence, and provides an agent and a derivative sub-agent identity behavior tracing method and system, which comprise the following steps: acquiring access requirements of a target object; in response to an interaction request of a derivative sub-agent and the target object, allocating identity credentials with corresponding strengths to the derivative sub-agent based on the access requirements; writing a change of a life cycle state of the derivative sub-agent into a record of a history of a parent agent; and reserving an index pointing to the record of the history in an attribute of the derivative sub-agent. The application dynamically allocates the strength of the identity credentials based on the access requirements, balances identity management overhead and interaction security, eliminates a responsibility breakpoint by anchoring the state of the sub-agent into the record of the history of the parent agent and reserving the index, and realizes seamless penetration tracing.

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 invention discloses a war wound first-aid device which comprises a supporting seat, a plurality of fixing mechanisms are arranged at the top of the supporting seat, an adjusting mechanism is arranged at the bottom of the supporting seat, an infusion needle mechanism is arranged on the supporting seat, and long grooves are formed in the front side and the rear side of the supporting seat respectively. According to the battle wound first-aid device provided by the invention, a limiting screw rod is unscrewed, then one pull rod on a T-shaped block is pulled, so that a circular truncated cone moves relative to an ejector rod, a laser pen emits laser to irradiate limbs, and when the pull rod is pulled, the pull rod can be pulled to drive a sliding frame to slide on an arc-shaped frame; the pull rod can be pulled to drive the T-shaped block to slide in the supporting seat through the arc-shaped frame, and then the position of the T-shaped block on the supporting seat and the position of the sliding frame on the arc-shaped frame can be determined according to the limb injury position of the patient, so that the limb clamping position change flexibility of the patient is improved, the patient with different injury positions can be dealt with, and the practicability is high. And the practicability of the device is improved.

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 invention provides a security operation and maintenance implementation method and device, electronic equipment and a readable storage medium, and the method comprises the steps: obtaining a work order application content, and generating access path information in a test environment based on the work order application content, and the access path information comprises a random high port number, account information and password information; and feeding back the IP address and the access path information of the test environment to the applicant. And performing etcd configuration of the corresponding production environment based on the work order application content, the access path information and the bastion host information, and generating a configuration file of the proxy component based on the etcd configuration. And after an access request sent by an applicant is obtained through the proxy component, account information and password information in the access request are verified based on the configuration file, and the access request is forwarded to the bastion host after verification is passed. According to the scheme, the random high port number, account information and password information are generated to realize access verification, so that the port of the bastion host is prevented from being directly exposed, and the risk of abnormal access is reduced.

The invention provides a refractory bus bar and a battery pack including the same. The refractory bus bar includes: a bus bar conductor portion; a refractory silicone cover including a cap portion covering both ends of the bus bar conductor portion, and a main body covering portion integrally joined to the cap portion while covering a main body of the bus bar conductor portion between the both ends, the refractory silicone cover is ceramized at a high temperature to support the bus bar conductor portion; and a protective layer covering the refractory silicone covering, in which a through hole extending from an upper surface of the cap portion to a surface where the cap portion is in contact with the bus bar conductor portion is formed in the cap portion.

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.