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Auxiliary open fire heating device for improving surface quality of extruded plastics
The invention discloses an auxiliary open fire heating device for improving the surface quality of extruded plastics. The auxiliary open fire heating device comprises a bracket base device and a fire jetting combustion furnace tray device and is characterized in that the bracket base device comprises a base and a support frame, and the support frame is mounted on the base; the fire jetting combustion furnace tray device comprises a gas inlet valve, a gas guide pipe and nozzle devices; the gas inlet valve is mounted at an inlet of the gas guide pipe; the nozzle devices are mounted on the gas guide pipe; and the fire jetting combustion furnace tray device is mounted on the bracket base device through the support frame. The auxiliary open fire heating device has the advantages of simplicity, convenience and feasibility and also has the advantages of being convenient to use, high in efficiency, high in practicability, light in structure and convenient to mount, disassemble and operate. Generally, when large-molecular-weight plastics of a molecular chain net structure, such as organosilane crosslinked polyethylene, are processed and produced, the auxiliary open fire heating device is directly mounted on a nose of the existing extruder by using magnetic absorption and utilizes open fire to carry out auxiliary open fire heating on a forming die orifice and an extruded wire so as to improve the poor surface quality of the extruded product.
Owner:SICHUAN JIUZHOU WIRE & CABLE
Measurement System and Method for High-Temperature Gas Concentration in Aero-Engine
ActiveCN116793992Bimplement detectionhigh strengthGas-turbine engine testingColor/spectral properties measurementsGas concentrationLaser source
This invention relates to the field of spectroscopic measurement technology, and particularly to a measurement system and method for measuring the concentration of high-temperature combustion gases in aero-engines. The measurement system includes a supercontinuum laser source, a first collimating mirror, a second collimating mirror, a spectrometer, and a computer. The measurement method includes acquiring the actual transmittance spectrum of the high-temperature combustion gases; calculating the theoretical transmittance spectrum of the high-temperature combustion gases; constructing constraints; fitting the actual transmittance spectrum and the theoretical transmittance spectrum into the constraints; and calculating the concentration of the high-temperature combustion gases. The measurement system has a lightweight structure, requiring only holes for mounting the laser emission and absorption devices on the inner wall of the aero-engine casing. The measurement method uses a supercontinuum laser source, which, compared to ordinary lasers used in active gas detection, offers better spatial coherence, a wider spectral adjustment range, and higher intensity, enabling the detection of more types of gases. The method uses a multi-band combustion gas absorption model to solve for the temperature of the high-temperature combustion gases, improving the accuracy of the concentration calculation.
Owner:CHANGCHUN INST OF OPTICS FINE MECHANICS & PHYSICS CHINESE ACAD OF SCI
Neck-hung back massager
A kind of neck-hanging back massager, including vibrating device and and hanging on the neck of neck-hanging support, the rear end of the neck-hanging support is formed with two connecting end, two the connecting end is fixedly connected with a connecting piece, the vibrating device is connected to the front end of connecting piece, the vibrating device includes shell, vibrating motor and eccentric block, vibrating motor and eccentric block are located in shell, the eccentric block is connected to the output shaft of vibrating motor.The neck-hanging support is hung on the neck, the shell is in contact with back, when vibrating motor works, its output shaft drives eccentric block high-speed rotation, eccentric block generates centrifugal force when high-speed rotation, vibrating motor generates reciprocating vibration due to reaction force, and vibration is transmitted to shell and people's back, at this time people can feel the automatic back massaging of vibrating device.The utility model can realize the automatic back massaging, and structure is light, easy to carry.
Owner:QUANZHOU CHAOPAI ELECTRONICS
Film overturning and heating mechanism
ActiveCN224171320Usmall footprintreduce volumeWrapper twisting/gatheringThin membraneIntegrated design
The utility model relates to the technical field of membrane electrode processing, and discloses a thin film overturning and heating mechanism which comprises a support, a CCM suction plate, a frame suction plate and a heating piece arranged in the frame suction plate, the support is provided with an installation cavity, an installation frame is arranged in the installation cavity, a driving unit connected with the installation frame is installed on the support, and the CCM suction plate is connected with the frame suction plate. The CCM suction plate and the frame suction plate are connected to the two sides of the mounting frame respectively. The thin film overturning and heating mechanism provided by the utility model has the advantages of small occupied space, simple structure, low cost and the like through integrated design of a structure for adsorbing the CCM and the frame film and a structure for heating the frame film.
Owner:SUZHOU DONGTUO NEW ENERGY CO LTD
Zinc pot stabilizing roller adjusting device and method capable of achieving accurate positioning
PendingCN121759853AImprove stabilityprecise positioningHot-dipping/immersion processesLinear motionControl engineering
The invention provides a zinc pot stabilizing roller adjusting device and method capable of achieving accurate positioning. According to the invention, through a multi-state cooperative control model, a dual accurate positioning system of induction distance measurement and scale visual feedback, and execution mechanisms which are independently or synchronously adjusted on two sides, rapid, accurate and quantifiable adjustment among a working position, a critical position and an exit position of the front stabilizing roller is realized. The device comprises a sink roll, a rear stabilizing roll, a front stabilizing roll, a front stabilizing roll supporting arm, a front stabilizing roll beam and two sets of symmetrically-arranged adjusting devices, and the adjusting devices drive lead screw shafts through gear motors, convert rotary motion into linear motion of supporting seats and drive the front stabilizing roll beam and the front stabilizing roll to move accurately. According to the invention, electric automatic adjustment is realized, the adjustment precision, response speed and stability are improved, the running stability of strip steel and the uniformity of a zinc coating are ensured, and meanwhile, the safety of a working environment is improved.
Owner:CHINA NAT HEAVY MACHINERY RES INSTCO
Portable multifunctional pronunciation induction unit for rehabilitation training of aphasic patient
ActiveCN224207315UDisturbance feedback is accurateflexible angleGymnastic exercisingPhysical medicine and rehabilitationPaper sheet
The utility model relates to the technical field of pronunciation induction, and provides a portable multifunctional pronunciation induction unit for rehabilitation training of an aphasic patient, which comprises a clamping assembly for fixing paper, and a supporting assembly for lifting the paper is arranged on one side of the clamping assembly; the clamping assembly comprises a limiting plate, a through groove is formed in the limiting plate, a clamping plate is elastically attached to the interior of the through groove, and an adjusting protruding plate is fixedly connected to the upper end of the clamping plate. The supporting plate and the limiting plate are matched to form stable supporting, the angle is flexible and adjustable, the device can adapt to multi-type and multifunctional pronunciation training of lip sound, tongue sound and the like, the requirements of different rehabilitation stages are met, the structure is light, the device is convenient to carry to families, hospitals and other scenes, and operation is safe and comfortable.
Owner:BAODING SECOND CENT HOSPITAL
Facial pressure sore prevention pad for noninvasive ventilator
ActiveCN224070922URelieve pressure soresIncreased skin comfortRespiratory masksNasal bridgeMedical equipment
The utility model provides a non-invasive breathing machine face pressure sore prevention pad, relates to the technical field of auxiliary medical equipment, and aims to solve the problem of face pressure sores caused by a breathing mask in the prior art, and the non-invasive breathing machine face pressure sore prevention pad comprises a pressure prevention pad body, the pressure-resistant pad body comprises a first pad body attached to the nose bridge and two second pad bodies attached to the left face and the right face, the first pad body is bent towards the upper sides of the second pad bodies, and the two second pad bodies are connected to the left side and the right side of the first pad body respectively. And the two second pad bodies are symmetrically arranged relative to the center line of the first pad body. The face pressure sore prevention pad of the noninvasive ventilator can play a role in protecting the nose bridge and the cheeks at the same time, the relative displacement can be reduced through the integral structure, and the positioning effect is good.
Owner:THE SEVENTH MEDICAL CENTER OF PLA GENERAL HOSPITAL
A mud splashing prevention device for a mixing pile
The utility model relates to the technical field of mixing pile construction, disclose a kind of mixing pile mud splashing prevention device including shielding subassembly and base;Shielding subassembly includes multiple shielding monomers, rotationally connected between adjacent shielding monomers, the shielding monomer for being connected to mixing pile drill rod in multiple shielding monomers one end, the shielding monomer connected to base in multiple shielding monomers other end.The utility model shielding monomer rotationally connected and two ends are connected drill rod and base, can closely adhere drill rod lifting track, angle is flexibly adjusted to reduce mud overflow, improve mud efficiency;Modular structure adapts to different drill rod specifications and construction conditions, solve the problem of traditional mudguard adaptation difference;Portable design and dismounting are convenient, can save construction manpower time cost, improve construction efficiency.
Owner:GUANGZHOU ZHONG COAL JIANGNANJICHU ENG CO
A multi-dimensional perception and self-adaptive tool changing method and system for a shield machine under low-speed pressure maintaining
The application discloses a multi-dimensional perception and self-adaptive tool changing method and system for a shield machine under low-speed pressure keeping, the tool changing system comprises a perception layer, a decision layer and a control layer; the tool changing method comprises the following steps: obtaining three-dimensional comprehensive data through a sensor; the three-dimensional comprehensive data is sent into a multi-modal space-time graph neural network MST-GNN through a sensor data fusion module, and a tool changing priority, a tool changing type label, a tool changing number and a tool changing number are output; the target tool is instantaneously positioned through the tool changing type label; angle error calculation is performed, a zero relative window is confirmed, and tool changing is realized. The application proposes the following method to cope with the long process that the traditional method must be completely stopped and depressurized, that is, under the micro-stop working condition of the low-speed cutter head and the pressure keeping of the soil bin, three-dimensional perception of defects-life-geology is fused, millisecond-level decision is made, RFID instantaneous positioning is performed, five times spline closed-loop tool changing is performed, and the tool changing time is reduced from hours to minutes.
Owner:CHINA RAILWAY 14TH BUREAU GROUP EQUIPMENT CO LTD +1
A thickened lash filament, lash flounce and lash segment
ActiveCN224386840Uhigh densityImprove durabilityHair accessoriesToupeesPolymer sciencePolymer chemistry
The utility model discloses a kind of thickening eyelash silk, eyelash and eyelash section, a kind of thickening eyelash silk, including eyelash silk body, the eyelash silk body includes root, the root extends to form extension and is outward, the extension includes multiple length sections, and at least one the length section is bonded with several velvet silk.A kind of thickening eyelash, including multiple the eyelash silk body, it is characterized in that, the root of multiple the eyelash silk body is connected as a whole and forms root piece.A kind of thickening eyelash section, including stem line body and several the eyelash silk body, the root of several the eyelash silk body is connected on stem line body and is arranged along stem line body length direction.The utility model structure is reasonable, and thickening density is good and decorative effect is good.
Owner:QINGDAO AILEISHI FALSE EYELASH CO LTD
Dexterous hand force tactile sensor structure, robot dexterous hand and testing method
PendingCN121973279Ahigh sensitivityhighly corrosiveGripping headsForce measurement by measuring optical property variationFiberGrating
The invention discloses a dexterous hand force tactile sensor structure, which belongs to the technical field of tactile perception of robot dexterous hands, and comprises a first force arm, a second force arm, a contact slide rail and a fiber grating sensor, distances between hinge points of the first force arm and the second force arm and same-direction ends of the first force arm and the second force arm are equal; one side of the first force arm and one side of the second force arm are slidably connected with the contact sliding rail and correspondingly connected with the two ends of the elastic element. The fiber grating sensor is connected with the other sides of the first force arm and the second force arm; according to the invention, the fiber grating is used as a core sensitive element, and the two ends of the fiber grating sensor are synchronously triggered by matching the two force arms which are arranged in a crossed manner with the contact slide rail, so that the problems of large size, poor durability, easy interference, poor precision and the like of a traditional electrical sensor in dexterous hand application are solved.
Owner:NANJING FORESTRY UNIV
Skeleton crossing type composite material fender optimization method for vehicle, fender and water tank
The present application belongs to the technical field of fender design, and proposes a kind of framework crossing type composite material fender optimization method for vehicle, fender and water tank, which are set as composite material plate with metal inside and plastic outside, and the longitudinal fender and the transverse fender are perpendicular to each other;The fender is set as composite material plate with metal inside and plastic outside, which can improve the carrying capacity of the water tank through the metal material on the basis that the plastic material meets the food requirements;At the same time, the ratio of the thickness of the internal metal to the thickness of the external plastic is determined according to the carrying working condition of the vehicle;The area proportion of the through-flow hole on the longitudinal fender, the area proportion of the through-flow hole on the transverse fender, and the spacing and number of the fender are all determined according to the allowed acceleration and maximum speed of the vehicle;On the basis of meeting the carrying and working condition requirements, the problem of high material cost and processing cost is avoided.
Owner:中车成型科技(青岛)有限公司
Drainage pipeline supporting bracket
The utility model relates to the technical field of drainage pipeline installation, and discloses a drainage pipeline supporting support which comprises supporting legs and a supporting seat, the supporting legs are installed at the bottom of the supporting seat, and a left clamping table and a right clamping table which are used for supporting and fixing the two sides of the bottom of a pipeline are arranged at the top of the supporting seat. The left clamping table is arranged at the front end and the rear end of the left side of the supporting seat, the right clamping table is arranged at the front end and the rear end of the right side of the supporting seat, the left clamping table and the right clamping table are connected with the supporting seat in a sliding mode, and a distance adjusting assembly driving the left clamping table and the right clamping table to move oppositely is arranged in the supporting seat. According to the device, the distance between the left clamping table and the right clamping table can be adjusted through the distance adjusting assembly, and when the pipe diameter is large, the distance between the left clamping table and the right clamping table can be adjusted to be large; when the pipe diameter is small, the distance between the left clamping table and the right clamping table can be adjusted to be small so as to adapt to pipelines with different pipe diameters, and the support is simple and light in structure and can be rapidly carried and transferred according to the installation position of the pipeline.
Owner:HAINAN ZHIPENG WATER TECH CO LTD
Wellhead gas negative pressure collection device
The utility model discloses a wellhead gas negative pressure collection device, including the box, the dry filter area and the water distribution filter area that communicate with the top are formed in the box, and the one side of box is connected with the inlet pipe and the inlet pipe near the water distribution filter area, and the one side of box is connected with the air outlet pipe near the dry filter area, and the one end of air outlet pipe is arranged below the dry filter area, and the bottom of water distribution filter area is connected with the outlet pipe, and the outlet pipe goes out from the bottom of box, and the valve and first vacuum pump are installed on the inlet pipe, and the second vacuum pump is installed on the air outlet pipe, the first filler layer, dry layer and second filler layer are sequentially stacked from top to bottom in dry filter area, and the spray head and the flow distribution plate are sequentially arranged from top to bottom in water distribution filter area, and the inlet of spray head is connected with inlet pipe. Wellhead gas negative pressure collection device, solve the problem that the existing negative pressure gas recovery mode is difficult to separate water and gas and is not suitable for small scale operation.
Owner:SHAANXI YANCHANG PETROLEUM GRP
Underground diaphragm wall I-shaped steel side wall brushing device
The utility model discloses an underground diaphragm wall I-shaped steel side wall brushing device, which relates to the technical field of underground wall construction, and comprises a rotary excavating shaft body, a flange plate is welded on the outer side of the rotary excavating shaft body, the top end of the flange plate is connected with an equipment shell, one side of the equipment shell is provided with a cleaning mechanism, and the cleaning mechanism is connected with the rotary excavating shaft body. The cleaning mechanism displaces the cleaning size and materials according to the cleaning requirement, then different attachments on the surface of the I-shaped steel can be effectively cleaned, a driving mechanism is arranged on one side of the cleaning mechanism, and the driving mechanism adjusts the moving range of the cleaning mechanism according to the size of the I-shaped steel and the cleaning requirement. The I-shaped steel cleaning efficiency is improved. Materials needed by the device are cheap and easy to obtain, and the device is simple in structure, portable and efficient; size modification and replacement can be carried out according to underground diaphragm walls with different groove diameters, the adaptability is high, and in the using process, an electric cylinder drives a concrete block brush head and a steel wire brush to carry out repeated brushing.
Owner:GUANGXI TUOYUN MECHANICAL ENGINEERING CO LTD
Arrow plough type high-speed and high-efficiency deep fertilization stirrer and fertilization method
PendingCN121942362Aevenly distributedguaranteed effectSpadesFertiliser distributersAgricultural scienceAgricultural engineering
The invention relates to the technical field of agricultural machinery, and discloses an arrow plough type high-speed efficient deep fertilization stirrer and a fertilization method.The arrow plough type high-speed efficient deep fertilization stirrer comprises a frame, one side of the upper portion of the frame is fixedly connected with an engine, the output end of the engine is fixedly connected with a connecting assembly, and the other end of the connecting assembly is fixedly connected with a speed reducer; the output end of the speed reducer is fixedly connected with a gearbox assembly, the other end of the gearbox assembly is fixedly connected with a stirring assembly, the bottom of the frame is fixedly connected with a soil turning assembly, the middle of the upper side of the frame is fixedly connected with a fertilizing assembly, and one side of the upper portion of the frame is fixedly connected with a hydraulic lifting assembly. The stirring assembly comprises a first stirring unit or a second stirring unit. By conveying the fertilizer to different depths of soil, the fertilizer can be conveniently mixed with the soil, so that the fertilizer is more uniformly distributed in the soil, the subsequent soil effect is ensured, and the nutrient supply of crop root systems is conveniently met.
Owner:SHENYANG KEHONG MECHANICAL EQUIP CO LTD
A storage box for semi-finished immunochromatographic products with a highly efficient sealing and drying structure
ActiveCN224278223Uprevent intrusionconsistent drySealingContainers preventing decayProcess engineeringMoisture absorption
This utility model discloses a storage box for semi-finished immunochromatographic products with a highly efficient sealed and drying structure, including a box body assembly and a box lid assembly. The inner cavity of the box body assembly has a rectangular hollow structure, and each of the two short sides of the box body assembly is provided with a handle with a U-shaped structure. The handle can both press the box lid assembly tightly against the top of the box body assembly and facilitate the independent carrying of the box body assembly. The inner cavity of the box body assembly is provided with a support component for supporting the semi-finished immunochromatographic products. Through the synergistic effect of the sealing strip and the fixing component, it can effectively block the intrusion of external moisture and contaminants, providing a stable and clean storage environment for the semi-finished immunochromatographic products and reducing the risk of performance degradation due to moisture or contamination. The grid-shaped pad of the support component can support the semi-finished products, and the gap between the pad and the bottom of the box allows the drying airflow to evenly contact each semi-finished product, ensuring consistent drying effect inside the box and avoiding localized moisture absorption.
Owner:XIAMEN RUNKANGYUAN BIOTECHNOLOGY CO LTD
Computer dust adsorption and removal assembly
ActiveCN224114771UEffectively adsorbs and removesstrong adhesionCleaning processes and apparatusDust controlSprocket
The utility model discloses a computer dust adsorbing and removing assembly, and relates to the technical field of dust removing assemblies, the computer dust adsorbing and removing assembly comprises a middle layer plate, an upper cover plate and a bottom cover plate, the four corners of the middle layer plate are all rotatably connected with rotating shafts in an inserted mode, and each rotating shaft comprises three first rotating shafts and a second rotating shaft; a first transmission chain wheel and a second transmission chain wheel are fixedly connected to the shaft wall, located below the middle-layer plate, of the three first rotating shafts and the shaft wall, located below the middle-layer plate, of the second rotating shaft in a sleeving mode correspondingly, and the first transmission chain wheel and the second transmission chain wheel are in transmission connection through a transmission chain belt. The masking paper feeding device has the advantages that masking paper is discharged through the unwinding roller, the masking paper is guided by the rubber guide roller to move close to the surface of a computer, and dust is effectively adsorbed and removed. The adhesive force between the masking paper and dust is strong, and no adhesive residue is left, so that the thoroughness and safety of dust removal are ensured.
Owner:SHAANXI HAIJIA ZHUOYU INTELLIGENT TECHNOLOGY DEVELOPMENT CO LTD
Dynamic variable stiffness bionic robotic fish
PendingCN121947729Areduce weightreduce volumePropulsive elements of non-rotary typeClassical mechanicsBiology
The invention relates to the technical field of bionic robots, in particular to a dynamic variable-stiffness bionic robotic fish which comprises a fish head, a fish body and a fish tail, and the fish body comprises at least two fish body sections which are sequentially connected in series in the axial direction; x-shaped joints are arranged at the joints of the fish body sections and the fish tail or at the joints of the adjacent fish body sections; a spatial distribution type double-channel driving system is constructed in the fish head and comprises a swing module and an online variable stiffness module which are independent of each other. The swing module comprises a swing driving assembly and a rigid guiding piece extending along the central axis of the fish body. The rigid guide piece penetrates through the central space of each level of fish body section under the driving of the swing driving assembly and is used for applying lateral thrust to the fish body sections to determine a swing track; decoupling control of tail swing and rigidity adjustment can be achieved, so that the swimming frequency and the body rigidity can be independently adjusted in real time, and better propelling efficiency and maneuvering performance are obtained.
Owner:NORTHEAST FORESTRY UNIV
A dual-source power generation device combining raindrop cascade power generation with atmospheric moisture absorption, desorption, and condensation of water droplets.
This invention belongs to the field of new energy and renewable energy development technology, and relates to a dual-source power generation device that combines raindrop cascade power generation with atmospheric moisture absorption, desorption, and condensation of water droplets. It includes: a housing, a droplet power generation array, a condensation chamber, and an energy storage and monitoring system disposed inside the housing, and a photovoltaic composite panel disposed on the top of the housing; the droplet power generation array includes a support plate disposed inside the housing and multiple droplet power generation units, which are arranged in an array on the upper surface of the support plate; the photovoltaic composite panel is movably connected to the housing; the photovoltaic composite panel is a composite panel composed of a photovoltaic panel, a heat-conducting plate, and a fiber layer; the heat-conducting plate is disposed between the photovoltaic panel and the fiber layer; the energy storage and monitoring system is electrically connected to the droplet power generation array and the photovoltaic panel respectively, and is also electrically connected to an external energy storage device or load. This invention alleviates the technical problems of low energy conversion efficiency and poor all-weather stability existing in the prior art.
Owner:SHANGHAI JIAOTONG UNIV +1
Lightweight metal lock
This utility model discloses a lightweight metal lock, including a lock body, a lock hook assembly, a key, and a locking assembly. The locking assembly includes a locking member movably installed within the lock body. One end of the locking member has a locking protrusion, which is used to detachably engage with the bottom end of the lock hook assembly, thereby holding the lock hook assembly in the locked position or releasing the lock hook. When the key is inserted into the lock body, it can drive the locking member to move horizontally, causing the locking protrusion to disengage from the lock hook assembly. This utility model uses a horizontally moving locking member to replace the traditional cylindrical lock cylinder structure. The structure of the locking member is simpler and lighter than the traditional cylindrical lock cylinder structure, making the overall structure of the lightweight metal lock simple and lightweight, with simple manufacturing process and low processing cost, which is conducive to production and widespread use. In addition, the lightweight metal lock is made of titanium alloy, aluminum alloy, or other alloys, so the structure is lighter and the surface is smooth and beautiful.
Owner:GBJM TECH (DONGGUAN) LTD
Movable groove concrete pouring device
ActiveCN224078703UMove easilyReduce spill wasteBuilding material handlingArchitectural engineeringSteel frame
The utility model discloses a movable groove concrete pouring device, belongs to the technical field of groove pouring, and solves the problem that an existing concrete pump truck is inconvenient to pour a narrow groove. The device comprises two angle steel frames, the tops of the two angle steel frames are fixedly connected through a cross beam, and drainage plates used for guiding concrete to flow into a groove formwork are fixed between the two opposite side edges of the two angle steel frames. Universal wheels are arranged on the two sides of the bottom of each angle steel frame, and the two pairs of universal wheels are arranged in the two guide steel channels in a rolling mode correspondingly. Concrete is manually poured into the drainage plates on the two sides of the angle steel frame, the two drainage plates can drain the concrete into a cavity of the groove formwork, in the pouring process, the angle steel frame of the triangular structure provides stable support and adapts to the narrow groove formwork space, the drainage plates accurately guide the flow direction of the concrete, and the pouring efficiency is improved. And material overflow waste is reduced.
Owner:CHINA CONSTR FIRST GRP SOUTHCHINA CORP CO LTD GUANGDONG PROVINCE +1
Screening structure for small-particle-size particles
ActiveCN224058002USimple and fast operationImprove operational efficiencySievingScreeningMechanical engineeringPhysics
Owner:FUJIAN ZIJIN MINING & METALLURGY TESTING TECH
Human body profiling marine wounded rapid transfer cabin and back-conveying method
ActiveCN121757345AEfficient connectionSolve the transfer disconnectLife-savingAmbulance serviceHuman bodyMarine engineering
The invention discloses a human body profiling maritime wounded person rapid transfer cabin and a back conveying method, and belongs to the technical field of maritime medical rescue equipment.The human body profiling maritime wounded person rapid transfer cabin comprises a lower cabin body, an upper cabin body, an internal functional assembly and an external safety assembly.The outline of an inner cavity of the lower cabin body is constructed to be of a segmented variable cross-section structure matched with the shape of a human body; a head area, a shoulder area, a hip area and an ankle area are sequentially formed; the upper cabin body is fixedly connected to the upper edge of the lower cabin body through a sliding tightening waterproof clamping groove. The internal function assembly is fixedly arranged in the lower cabin body through a limiting clamping groove, and the external safety assembly is fixedly arranged outside the lower cabin body. According to the human body profiling marine wounded rapid transfer cabin and the back-delivery method, through the integrated design, the wounded can be seamlessly, rapidly and safely transferred from a shore to a rescue ship in the whole process, and the problems that in the prior art, the transfer link is disjointed, the efficiency is low, and the secondary injury risk is high are effectively solved.
Owner:THE NAVAL MEDICAL UNIV OF PLA
A safe and controllable injection system for infusion of a subcutaneous formulation
This invention discloses a safe and controllable injection system for subcutaneous infusion of preparations, comprising: a shell with an internal cavity for accommodating a reservoir; a reservoir, installed within the cavity, for storing the infused drug solution; a drive assembly, located within the shell and connected to the reservoir for applying a continuous thrust to the reservoir; and a micro-infusion tubing, one end of which is sealed to the outlet of the reservoir, and the other end of which is equipped with an injection needle for puncturing subcutaneous tissue, the needle having an internal micro-volume flow path to reduce residual drug solution within the tubing. This invention uses a constant-force spiral spring as the drive source, combined with a flow-limiting tube with precisely controlled inner diameter, to provide a stable and controllable driving force throughout the infusion process, ensuring uniform drug infusion within a predetermined time, improving the stability and efficacy of drug absorption; furthermore, the infusion process eliminates the need for continuous hand-held operation by medical personnel, saving medical resources.
Owner:SUN YAT SEN UNIVERSITY CANCER CENTER (CANCER HOSPITAL AFFILIATED TO SUN YAT SEN UNIVERSITY CANCER RESEARCH INSTITUTE OF SUN YAT SEN UNIVERSITY) +1
An execution device for rotating a surgical needle and a surgical robot thereof
ActiveCN117122417Blight structureCatheterSurgical robotsPhysical medicine and rehabilitationPhysical therapy
The application relates to an execution device for rotating a surgical needle, comprising a mounting plate, a first linear driving device, a clamping seat and an adapter assembly; the adapter assembly comprises a connecting part connected with the first linear driving device and a first guide and a second guide both connected with the connecting part; the clamping seat comprises a seat body, a reset assembly and a first clamping plate and a second clamping plate in sliding connection with the seat body and parallel to each other, one end of the first clamping plate abuts against the first guide, and one end of the second clamping plate abuts against the second guide. Only one first linear device is needed to simultaneously make the first clamping plate and the second clamping plate symmetrically slide in opposite directions, so that a surgical element clamped between the first clamping plate and the second clamping plate only has a rotating torque, perfect realization of the effect that the surgical element rotates along the axial direction and the axial line remains unmoved, that is, the effect of truly simulating the human hand to rotate and twist the surgical element.
Owner:GUANGZHOU WEIMOU MEDICAL INSTR CO LTD
Rice cultivation pot based on capillary self-water supply and root oxygen increase
This utility model discloses a rice cultivation pot based on capillary self-watering and root oxygenation, belonging to the technical field of agricultural crop cultivation equipment. It includes a pot body with an open top; a partition is installed in the inner cavity of the pot body; the partition is placed horizontally and divides the pot body into an upper cultivation area for placing seedling substrate and cultivating seedlings, and a lower water storage area for storing liquid fertilizer and water; several capillary fiber ropes are installed on the partition; one end of each capillary fiber rope is placed at the bottom of the water storage area, and the other end extends through the partition into the seedling substrate in the cultivation area; the capillary fiber ropes can transport water from the water storage area to the seedling substrate in the cultivation area through capillary action; several ventilation holes are opened on the side wall of the pot body above the highest water storage height of the water storage area; effectively solving the problems of uneven water management, root hypoxia, and low fertilizer utilization rate existing in traditional rice seedling cultivation devices.
Owner:GUIZHOU NORMAL UNIVERSITY
A multi-point drive tracking bracket drive shaft hanger structure
This utility model discloses a multi-point drive tracking bracket transmission shaft hanger structure, comprising: a hanger with a main shaft hole and a transmission shaft hole arranged vertically, wherein the center of the main shaft hole and the center of the transmission shaft hole are on the same vertical line; a main shaft bushing disposed in the main shaft hole, with a main shaft center hole in its middle, through which the main shaft passes; and a transmission shaft bushing disposed in the transmission shaft hole, with a transmission shaft center hole in its middle, through which the transmission shaft passes. In this device, the hangers can stably support the rotation of the transmission shaft. The equal-spaced hangers on the transmission shaft solve the problem of sagging deformation caused by the transmission shaft's large span and its own weight, protecting the safety and reliability of the transmission shaft during operation. Due to this device, the cross-section of the transmission shaft can be optimized and reduced, and the weight of the transmission shaft can be reduced, resulting in a lightweight, low-cost, and highly stable and reliable transmission shaft structure.
Owner:江苏博方新能源科技有限公司
Novel gas turbine tile disassembling tool moving trolley
ActiveCN224225115Ueasy to manageImprove transportation efficiencyHand carts with multiple axesHand cart accessoriesMobile vehicleElectric machine
The utility model discloses a novel gas turbine tile disassembling tool moving trolley which comprises a moving trolley base. A walking mechanism is arranged below the mobile vehicle base, and a mounting frame system is arranged above the mobile vehicle base; the installation frame system comprises a side frame, an oil pipe storage support and a remote control handle wire storage support. The oil pipe storage support and the remote control handle wire storage support are arranged on one side of the side frame. The whole moving trolley base is of a plane plate structure, and a control cabinet, an oil tank, a motor and a hydraulic servo valve are installed on the upper end face of the moving trolley base. The device adopts an open type mounting frame system, parts are reasonably arranged, the limited space is utilized to the maximum extent, and the transportation efficiency is improved. The oil pipe storage support and the remote control handle wire storage support enable cable management to be more convenient, field chaos is avoided, and taking time is shortened. The overall design is compact, the field disorder condition is reduced, and the cleanliness of the maintenance environment is improved. Convenience is provided for subsequent tool taking, the operation time is shortened, and the overall working efficiency is improved.
Owner:HUARUI (JIANGSU) GAS TURBINE SERVICE CO LTD
A tooling and operating method for checking the clearance of moving guide vanes of a water turbine.
PendingCN122083841ARealize non-contact measurementShorten maintenance cycleMachines/enginesUsing optical meansWater turbineControl engineering
This invention discloses a fixture and operating method for inspecting the clearance of movable guide vanes in a water turbine, including a ring rail and a detection fixture. Multiple locking components are provided on the ring rail. The detection fixture includes a movable frame and an end-face clearance detection component and a vertical clearance detection component mounted on the movable frame. The movable frame is movably mounted on the ring rail and can move and position itself in a ring along the ring rail. The end-face clearance detection component includes a first drive lifting structure, a connecting arm, and an end-face clearance detection end. The first drive lifting structure is mounted on the movable frame. One end of the connecting arm is connected to the first drive lifting structure, and the other end is connected to the end-face clearance detection end. The connecting arm is vertically adjustable via the first drive lifting structure. The end-face clearance detection end includes a first distance sensor. The vertical clearance detection component includes a second distance sensor and a third distance sensor. This invention achieves the detection of end-face and vertical clearances of movable guide vanes in a water turbine through modular design.
Owner:CHINA YANGTZE POWER