403results about How to "Functional" patented technology

The invention discloses a reversible metal 4D printing method based on hydrogel reversible deformation and a metal part, and belongs to the field of metal additive manufacturing. The method comprises the following steps: firstly, constructing a three-dimensional model comprising a hydrogel driving layer and a metal blank layer; respectively preparing hydrogel light-cured ink and metal or precursor slurry thereof; printing the two layers of materials sequentially or alternately by adopting a photocuring printer to obtain a composite green body; the hydrogel layer is dehydrated and shrunk through drying, the component is driven to generate preset shape deformation, the hydrogel layer absorbs water and expands through soaking, and reversible recovery of the shape of the component is achieved; and degreasing, selective reduction and sintering heat treatment are conducted on the component, and the compact final metal component is obtained. According to the invention, the independent hydrogel layer is used as a deformation driver, the dependence on the intrinsic phase change characteristic of a metal material is avoided, the material universality is extremely high, the method can be widely applied to 4D printing of various materials including refractory metal and high-reflection metal, and reversible control of shape change is realized.

The invention discloses a steel structural member local corrosion intelligent identification and evaluation method based on deep learning, and the method comprises the steps: obtaining a steel structure surface image through an imaging device, carrying out the feature extraction and corrosion region identification of an input image through a YOLOv12 semantic segmentation model which introduces a CBAM self-attention mechanism, and generating a pixel-level corrosion mask; the actual physical area of the corrosion area is automatically calculated based on an area calculation algorithm of conversion of mask integration and ground sampling distance; the residual bearing performance of the corroded component is evaluated in combination with the corrosion area ratio and the morphological characteristic prediction model; and finally realizing visual display and report output of detection results, area data and performance indexes through a graphical interface. According to the invention, full-process automatic processing of local corrosion of the steel structural member from detection, segmentation, quantitative measurement and calculation to member performance evaluation is realized, and closed-loop intelligent evaluation from visual detection to mechanical evaluation is realized.

The utility model provides a stone material unloading machine's board material dump receiving mechanism, including the supporting plate device, the blanking device and the broken part, the supporting plate device can lift and reciprocatingly move and suspend in the front side of stone processing position, the blanking device is arranged in the back below of supporting plate device, the broken part can lift and reciprocatingly move and be arranged in the clearance between two pieces of vertical stone board, and make the vertical stone board of processing position and the connecting part of lower end realize fracture, the supporting plate device passes through the lift and horizontal movement and will be broken stone board on stone processing position stable receiving transition to the blanking device surface, the utility model discloses a reasonable cooperation through supporting plate device and blanking device, can be stable receiving vertical state's stone board after the stone board broken, avoid directly using the sucking disc and carrying on adsorption, reduced equipment structure complexity and operation risk.

The application discloses a kind of carbon dioxide methyl ester raw gas purification filter pollution devices, it includes horizontally arranged cylinder, coaxial tower type ladder filter assembly and translation pneumatic purging assembly are arranged in the cylinder, the tower type ladder filter assembly includes several end face filter parts and cylinder filter parts that are alternately connected in sequence;The beneficial effects of the application: the tower type ladder filter assembly of the application is designed to filter carbon dioxide methyl ester raw gas, the tower structure can effectively increase the filter area, thereby improving the filtering efficiency;Tower type ladder filter assembly has matching end face filter parts and cylinder filter parts, with axial airflow and radial airflow filtering function, according to the gas direction to axial filtration as main, radial filtration as auxiliary, long service life;According to the actual use characteristics of end face filter parts and cylinder filter parts, design translation pneumatic purging assembly and spray cleaning assembly to clean tower type ladder filter assembly, cleaning is fast and efficient.

The utility model is suitable for main control board fixing device technical field provides a kind of main control board installation fixing device, including fixed seat and adjusting platform;Adjusting platform side symmetry distribution has a group of installation shaft;Rotary fit has same assembly platform between two installation shafts;Four side positions of assembly platform upper surface are all provided with side plate;The inside of each side plate is fixedly connected with electric push rod and flexible clamping component along horizontal direction;The device can be accurately and flexibly adjusted according to actual production demand Angle and position, easily adapt to various assembly tasks, meet the installation requirements of main control board and other components under the assembly scene of diversification, significantly improve the flexibility and versatility of assembly operation, in addition, flexible clamping component can evenly disperse initial contact pressure when clamping main control board, avoid local stress concentration, prevent main control board from being damaged due to excessive pressure, ensure the safety and stability of main control board in assembly process, further improve assembly quality and production efficiency.

The invention discloses PSE-like chicken breast composite gel soft food suitable for people with dysphagia and a preparation method of the PSE-like chicken breast composite gel soft food, and belongs to the field of food processing. The raw materials of the composite gel soft food comprise PSE-like chicken breast, konjac glucomannan and a sodium chloride solution, and the preparation method comprises the following steps: adding a mixed solution of konjac glucomannan and sodium chloride into PSE-like chicken breast, stirring, carrying out heating treatment after uniform stirring, and then cooling to obtain the PSE-like chicken breast composite gel soft food. The prepared food is stable in total protein content, can effectively make up for insufficient intake of meat protein caused by limited feeding of people with dysphagia, and prevents malnutrition; the product texture meets the swallowing requirement, reaches the IDDSI level 5 or level 6 standard, can effectively reduce the risk of food residue and aspiration in the swallowing process, and has nutrition balance and food safety.

This invention relates to the field of industrial dust removal technology, and in particular to a special electrostatic precipitator converted to a bag filter for sintering machine heads. It includes a collector for capturing sparks and large particles, an inlet connected to a dust collector inlet duct, and an outlet connected to a middle chamber with an internal flue gas filtration structure. The collector contains a labyrinth-type airflow distribution device, a dust hopper at the bottom of the collector, a dust hopper at the bottom of the middle chamber, and an upper chamber at the top of the middle chamber. The upper chamber is connected to a clean air emission system and a backflushing system. This special electrostatic precipitator for sintering machine heads features spark and large particle capture, preventing filter bag burning; anti-condensation function to prevent equipment corrosion; high dust removal efficiency and strong operational stability; space-saving design; wider applicability; shorter construction period; lower investment; higher cost-effectiveness; and low operating and maintenance costs. It is suitable for various flue gas environments and can be used in new or retrofit projects.

The invention discloses an infrared bipolar linearly-polarized photoelectric detector and a preparation method thereof, and the infrared bipolar linearly-polarized photoelectric detector is characterized in that a bipolar material graphene is used as a channel material, a two-dimensional N-type semiconductor material molybdenum disulfide MoS2 and an anisotropic narrow-band-gap two-dimensional material black phosphorus BP are stacked on the bipolar material graphene in sequence, and the two-dimensional N-type semiconductor material molybdenum disulfide MoS2 and the anisotropic narrow-band-gap two-dimensional material black phosphorus BP are stacked on the channel material; the polarity of the graphene is regulated and controlled by the bottom gate, the infrared bipolar linearly polarized photoelectric detector with the bipolar linear polarization detection effect that the light current symbol reversibly turns over along with the polarization direction in the infrared band is achieved, and the infrared bipolar linearly polarized photoelectric detector has the advantages of being simple in structure, easy to regulate and control, capable of remarkably improving polarization recognition precision and the signal-to-noise ratio and the like. The programmable and multifunctional integration potential is also realized.

This utility model belongs to the field of outdoor seating technology, specifically relating to an outdoor metal chair. It includes two support components distributed along a first direction and arranged opposite to each other; a seat structure disposed between the two support components and extending along a second direction perpendicular to the first direction; and two support components located at the lower ends of the seat structure, different from the two sides connected to the support components. It also includes at least one cleaning component. The cleaning component includes a fixed plate located at the upper end of the seat structure and parallel to its upper surface; a cleaning block disposed on the fixed plate; and two sliding plates disposed at both ends of the fixed plate and slidably connected to the two support components respectively. This utility model, while ensuring the supporting effect of the seat, allows the cleaning component to slide smoothly on the seat, making the outdoor metal chair compatible with support, cleaning effect, and aesthetics.

The invention discloses a gas leakage detection device for petrochemical engineering safety production. The gas leakage detection device comprises a gas leakage detector, an auxiliary lighting mechanism and a holding mechanism, the auxiliary lighting mechanism comprises a supporting plate fixedly connected to the gas leakage detector, and one side of the supporting plate is rotationally connected with a rotating shaft; according to the gas leakage detection device for petrochemical engineering safety production, an auxiliary lighting mechanism and a holding mechanism are arranged on a gas leakage detector, so that a rack can drive a gear to rotate after moving, and a rotating shaft can drive an anti-explosion lighting lamp to adjust the angle; the two movable plates can drive the limiting plates to abut against the inner wall of the first groove under the limiting effect of the springs, so that the position of the rack after movement can be fixed; through the arrangement, the gas leakage detector has handheld and auxiliary lighting functions, so that the gas leakage detector is more convenient to detect an area with insufficient light in a petrochemical industry production environment.

The utility model discloses a cantilever type rotating stool, and belongs to the technical field of stools, the cantilever type rotating stool comprises a supporting assembly and a bearing assembly, the supporting assembly comprises a supporting base and a supporting column installed on the top of the supporting base, and the bearing assembly comprises a rotating column and a cantilever bearing seat installed on the rotating column; the rotating column is rotationally installed on the supporting column in the vertical direction. The device has the effects that the position of the cantilever bearing seat can be adaptively adjusted according to different requirements of users, and the applicability is high.

Embodiments of the present application disclose a database modification method, device, equipment and medium. The method comprises: when a transaction lock object of a target transaction is released and a waiting transaction is woken up, determining registration of lock information of a target record of the waiting transaction in a conflict transaction registration table; determining an execution strategy of the waiting transaction according to the registration; and controlling the waiting transaction to modify data according to the execution strategy. According to the embodiments of the present application, when the transaction lock object of the target transaction is released and the waiting transaction is woken up, the registration of the lock information of the target record of the waiting transaction in the conflict transaction registration table is determined, and the execution strategy of the waiting transaction is determined according to the registration, so that invalid data query and data modification of the conflict transaction after the conflict transaction is woken up at the same time are avoided, and the efficiency of concurrent execution of the system is improved.

This invention provides an automated testing device for UAV data links, including an industrial control computer, a display, a spectrum analyzer, a programmable DC power source, a programmable adjustable attenuator, a fixed attenuator I, a fixed attenuator II, a power divider I, a power divider II, an RF switch, a shielded box I, and a shielded box II. The software of the industrial control computer includes a system management module and an automated testing module. The advantages of this invention are: it uses general-purpose testing equipment, is based on a computer-automated program, and controls the settings of each testing device via a bus to simulate remote control, telemetry, image data transmission and reception, and bit error rate statistics; it achieves automated testing of core functional performance indicators of UAV data links such as power consumption, transmit power, spectrum, functionality, receiver sensitivity, bit error rate, and latency.

A tool integrated cabinet for rail transit vehicles includes a shell, a pullable support frame, a damping universal roller and a folding seat storage cabin. The support frame is linearly guided through the sliding cooperation of a T-shaped guide rail and a clamping block. The stability of the support frame in a vehicle vibration environment is improved by the antiskid rubber material and damping design of the roller. The inside of the support frame adopts a modular partition structure. A fire extinguisher is fixed through the placement grooves of first and second support plates. The bottom plate cooperates with a guide groove to realize the quick taking and placing of an escape ladder. A groove is internally provided with a slide rail type folding seat storage cabin. The folding seat storage cabin is linked with a storage guide plate through a handle passage to realize the vertical partition management of emergency equipment and auxiliary tools. In addition, the conical self-locking structure and spring elastic pre-tightening mechanism of the plug rod and plug plate can effectively prevent the accidental sliding of the support frame. The combination innovation of the T-shaped guide rail, damping roller and folding cabin integration significantly enhances the safety and convenience of rail transit emergency equipment management.

The utility model discloses an intelligent control type screw rod hoist, including hoist body, gate mounting seat and friction disc, the gate mounting seat is provided with the gate body in, the top of gate body is provided with crossbeam, be provided with with hoist body cooperation's hoist body on crossbeam, be provided with the bottom plate on crossbeam, be provided with lead screw on the bottom plate, be provided with slider movable left and right on the lead screw, be provided with third motor on the slider, third motor is provided with with the hand wheel cooperation's friction disc on hoist body through second gear box. The utility model discloses an intelligent control type screw rod hoist, simple structure, clever design, practical function, effectively solved the hoist in prior art when the self -contained motor cannot work must need operating personnel to reach the scene through hand wheel to hoist and operate, bring certain inconvenient problem in the use process.

This invention discloses a biological cleanroom assembly mechanism and its usage method, belonging to the field of biological cleanroom assembly technology. It includes an operating table with a sliding movable platform, clamping mechanisms sliding on both sides of the operating table, and a rotatable cleaning mechanism on the operating table. A clamping plate is slidably mounted on the operating table. The cleaning mechanism includes a rotating long plate with several scrapers and roller brushes rotatably mounted on it. A liquid storage tank slides below the scrapers and roller brushes on the rotating long plate. This invention, by providing movable clamping plates with adjustable spacing, can clamp the cleaning box of the biological cleanroom, facilitating its assembly and cleaning. Simultaneously, the clamping plates can also clamp the mounting side plates, facilitating their assembly. After assembly, the clamping plates can act as push plates, pushing the assembled device out of the designated area. The clamping plates have different functions in different usage scenarios.

The utility model provides a dehumidification bathroom cabinet which comprises a cabinet body, a drawer and a dehumidification device. A dehumidification cavity with a drawer installation opening, a dehumidifier installation position and a water outlet is formed in the cabinet body, and magnetic metal strips are arranged on the periphery of the drawer installation opening. A panel of the drawer is provided with a magnetic adhesive tape, and when the drawer is in a closed state, the magnetic adhesive tape adsorbs the magnetic metal strip to form a sealing structure between the drawer and the cabinet body. The dehumidification device is installed at the dehumidifier installation position, and a water drainage pipe of the dehumidification device extends to the periphery of the dehumidification cavity through the water drainage opening. According to the dehumidification bathroom cabinet, on one hand, the space in the cabinet body is actively dehumidified through the dehumidification device, on the other hand, a sealing structure with high sealing performance is formed between the drawer and the installed dehumidification cavity through the magnetic adhesive tape and the magnetic attraction metal strip, external water vapor can be prevented from entering the cabinet again after dehumidification is finished, and the dehumidification effect is improved. Therefore, the dehumidification effect of the internal space of the bathroom cabinet is improved.

A magnetic fastener comprising a male fastener and a female fastener, characterized in that the female fastener is provided with a locking member and a linkage unlocking member, the locking member is provided with a locking part, and a third magnet is arranged on the locking member; the linkage unlocking member is arranged in linkage with the locking member; when the locking part enters a locking hole, the third magnet interacts with a first magnet in the male fastener to drive the locking member to move, so that the locking part is engaged with a locking part of the male fastener; when the linkage unlocking member is operated, the linkage unlocking member drives the locking member to move, so that the locking part is disengaged from the locking part of the male fastener. The magnetic fastener of the present application uses the interaction between the third magnet and the first magnet in the locking bolt to actuate the locking part, thereby simplifying the structure of the locking member. In addition, the structure of the linkage unlocking member of the present application is novel, which can be used for simultaneously unlocking multiple locking parts, and is convenient to operate, practical in function, has strong practicability, and is suitable for popularization.

This invention discloses a method for preparing a multifunctional slow-release fertilizer. First, a porous carrier is prepared by co-precipitation and calcination of iron tailings acid leaching solution and aluminum salts. Nutrient solution is loaded onto the carrier, dried, and granulated to obtain fertilizer particles. A bio-based composite coating precursor solution is prepared by mixing nanocellulose whiskers, sodium alginate, polyacrylic acid, and fumed silica, and a calcium chloride-chitosan solution is used as a crosslinking agent to obtain fertilizer particles. Finally, fluidized bed coating technology is used to sequentially spray the coating precursor solution and crosslinking agent solution onto the surface of the fertilizer particles. After two coating processes and drying, a multifunctional slow-release fertilizer is obtained. This invention combines the preparation of an industrial solid waste resource utilization carrier, the construction of a bio-based composite coating, and a rhizosphere-responsive slow-release design to prepare a multifunctional slow-release fertilizer. This fertilizer not only has low preparation cost but is also rich in nutrients, has good slow-release performance, and excellent mechanical stability.

The utility model discloses a cockpit connector, including the first connector of embedding in cockpit panel, have first interface, first interface conductive connection vehicle circuit system to and with the second connector of first connector detachable connection, second connector has with portable equipment conductive connection's second interface, first connector still includes the guide component of setting in the outside of first interface, and guide component has the plug -in channel, and when second connector partial plug -in is inserted to the plug -in channel, and second interface and first interface plug -in cooperation to realize conductive connection, the utility model discloses between guide component and second connector is provided with the first limiting component of the insertion of second connector to the limit, to guarantee second connector and plug -in to first connector in predetermined attitude, and it is convenient for subsequent quick electric connection portable equipment.

This invention discloses a dynamically adjustable forest gap simulation device, belonging to the technical field of ecological experimental equipment. The device includes a supporting column, a supporting frame, a driving component, a shading component, and an intelligent control unit. The supporting column is a multi-stage telescopic structure equipped with a field anchoring mechanism. The supporting frame consists of a central connecting part and multiple radially telescopic and foldable radial arm-shaped components. The shading component is laid on the arm-shaped components to form a variable shading area. The driving component drives the arm-shaped components to extend and retract. The intelligent control unit uses off-grid photovoltaic power and can adaptively control the movement of the arm-shaped components according to preset strategies, light intensity, and wind speed parameters, realizing dynamic forest gap simulation and dynamic restoration of wind-disturbed light spots. This invention features high modularity, accurate simulation, stable structure, and suitability for long-term unattended field experiments, effectively solving the technical problems of traditional forest gap simulation devices, such as static fixation, poor dynamic effects, low intelligence level, and insufficient field adaptability.

The utility model relates to an automatic clamping, shaping and butting device special for a self-baking electrode cylinder, which comprises a mounting base assembly (1), an outer clamping, shaping and butting assembly (2), an inner clamping, shaping and butting assembly (3), a first driving assembly (4) and a second driving assembly (5), and the mounting base assembly (1) comprises an outer mounting base body (11) and an inner mounting base body (12). The outer clamping and shaping butt-joint assembly (2) comprises a circular ring mounting seat body (21), a side clamping block (22), a middle clamping block (23), a clamping block driving mechanism (24), an aligning and pressing block (25), an aligning and pressing power cylinder (26) and a supporting mechanism (27), and the inner clamping and shaping assembly (3) comprises an inner clamping mounting seat (31), an inner clamping block (32), an inner clamping block driving mechanism (33) and an inner connecting column (34). The electrode cylinder can be automatically clamped, shaped and butted, and the working efficiency is high.

This invention discloses a suction-type electric hair clipper and a suction-type electric hair clipper device. It features a compact structure without a built-in power supply and functions to cut and draw hair into a space formed in the main body, while also providing suction, noise reduction, and illumination. The suction-type electric hair clipper of this embodiment comprises a hair clipper main body consisting of an upper shell, a lower shell, and an intermediate shell located between the upper and lower shells; a hair clipper blade mounted at one end of the lower shell; a motor disposed in the lower shell and driving the hair clipper blade; a suction channel formed by the connection of the upper shell and the intermediate shell; a power connection portion disposed in the suction channel; and a connection opening formed at the other end of the upper shell, into which a suction hose with a power cord connected to the power connection portion is inserted.

The utility model relates to a heat -insulated gate valve belongs to general manufacturing technical field, the utility model discloses a valve body subassembly and executive subassembly, the executive subassembly is installed on valve body subassembly, valve body subassembly includes bottom cover, valve body and top cap, and top cap and bottom cover are installed respectively in the upper and lower both ends of valve body, the executive subassembly includes apron, curb plate and bottom plate, and the upper end of two curb plates is installed on bottom cover, the bottom plate is installed in the lower end of two curb plates, and each curb plate is installed with a apron in the front and back two sides of two curb plates, and its structural characteristics lie in: still include motion subassembly, motion subassembly installs in the executive subassembly, motion subassembly includes double cylinder, connecting plate, lifting rod and baffle, the baffle is located in the valve body, and the baffle is connected with lifting rod, lifting rod is connected with connecting plate, connecting plate is connected with double cylinder, double cylinder installs on two curb plates, and the top cap installs observation window and purge gas pipe.

The utility model relates to the technical field of kitchen appliances, and discloses a range hood and a cooking system. The range hood comprises a shell, wherein a first air duct and a second air duct are defined in the shell; the first fan is arranged in the first air duct; the second fan is arranged in the second air duct, and the second fan and the first fan are arranged in the depth direction or the width direction of the shell; the purification device is positioned in the second air duct and is configured to purify the oil fume sucked by the second fan; wherein oil fume sucked by the first fan is sucked and discharged outdoors through the first air duct, and oil fume sucked by the second fan is purified in the second air duct and then discharged indoors. The range hood has the functions of external discharge and internal circulation at the same time. Besides, the first fan and the second fan are arranged along the depth or width direction of the shell, and are matched with a physically isolated double-air-duct structure, so that the size of the range hood is not increased while independent operation of the external discharge system and the internal circulation system is ensured.

The utility model provides a team garden plot unit, a team garden plot is formed in the team garden plot unit, the team garden plot unit comprises a plurality of wall bodies, the plurality of wall bodies are connected end to end to form the team garden plot, and at least one wall body is provided with a display board frame; the top plate assembly is located at the top of the team garden plot unit, and the peripheral side of the top plate assembly is connected with the multiple walls; the first display board is detachably connected with the display board frame; the number of the cabinet bodies is multiple, and the multiple cabinet bodies are arranged in the team garden plot unit in the circumferential direction of the team garden plot unit. According to the team garden plot unit, the modularized team garden plot is designed, so that the team garden plot unit has flexibility, standardization and multifunctionality, and the technical problem that the team garden plot unit in the prior art cannot meet the requirements of enterprise management and production is solved.

The utility model relates to sewing machine motor technical field, concretely, the utility model relates to a sleeve shaft direct drive motor with winder, including the shell, be equipped with the stator in the shell, be equipped with the rotor in the stator, the hollow rotating shaft is connected to the rotor, the hollow rotating shaft one end is connected with the rotating shaft of sewing machine body, the hollow rotating shaft other end is connected with the fixed needle inner core and hand wheel, be equipped with the hall board with being connected to the stator, be equipped with control element on the hall board, be equipped with magnet on the fixed needle inner core, the magnet is located control element one side, be connected with the winder on the shell, the winder includes the rotating wheel, the rotating wheel is in the winder work with hand wheel and the resistance is tight, this integral motor whole simple and stable structure, easy and fast installation, bearingless design, low cost, solved the problem that sewing machine modification direct drive motor does not have the winder, make it have the winding function and fixed needle function, effectively improved the efficiency of worker sewing.

The application relates to the field of micro-electro-mechanical systems, and specifically discloses a micro-cantilever beam deformation correction method and system for MEMS sensor output errors, which comprises the following steps: exciting a composite vibration mode of a micro-cantilever beam through a multi-mode active excitation signal, collecting a dynamic response signal and identifying a deformation state parameter by using a deep learning model, generating laser micro-processing parameters based on the identification result to perform selective material removal or annealing treatment, establishing a deformation trend prediction model to perform pre-compensation adjustment, and ensuring the correction effect through a closed-loop verification mechanism; the system comprises a multi-mode active excitation control module, a dynamic response collection and processing module, a deformation identification and state evaluation module, a laser micro-processing control module, a deformation trend prediction and pre-compensation module, a correction effect verification and iterative control module, and a system integration and data management module. The application solves the problem of sensor errors caused by physical deformation of a micro-cantilever beam, and significantly improves the precision and long-term stability of a MEMS sensor.

This utility model discloses a mobile bidirectional card swiping device, characterized in that it includes an equipment box (1), a bidirectional card swiping module (2), a control module (3), a display module (8), a power supply module (4), and a moving mechanism (5); the upper part of the equipment box (1) has a triangular flip-open top cover (6), which is hinged to the top of the equipment box (1) by a hinge; the side of the equipment box (1) is provided with a maintenance door (7), which is connected to the box body of the equipment box (1) by a hinge. The beneficial effects of this utility model are: high efficiency of passage, no door structure, passengers can pass through quickly after swiping their cards, scanning codes, or voting, effectively reducing the waiting time of passengers in front of the gate and improving the continuous passage efficiency of passengers. The bottom of the device is equipped with casters to improve flexibility. It can be used as an entrance and exit gate with great flexibility. It is not limited by function or scenario and realizes dual use of one machine.