20results about How to "Remove obstacles" patented technology

The application discloses a wave energy power generation device, and belongs to the technical field of wave energy power generation.The device comprises a floating ball shell for floating on the water surface, a wave sail assembly, a power generation assembly arranged in the floating ball shell, and a locking assembly arranged between the floating ball shell and the wave sail unit.The wave sail assembly comprises a plurality of wave sail units arranged around the center plane of the floating ball shell, and the wave sail units are hinged to the floating ball shell.The power generation assembly comprises a plurality of power generation units arranged along the radial direction of the floating ball shell, a heavy ball arranged at the center of the floating ball shell, and a cable.The heavy ball is connected to the plurality of power generation units through the cable, and the heavy ball can be driven by force from different directions to generate power for the corresponding power generation units.The locking assembly can lock the wave sail units on the wave-encountering side to receive the wave energy to the maximum extent.The device can reduce the resistance of the side wings, reduce the loss of wave energy, collect energy from different directions, and improve the utilization rate of wave energy.

The application discloses a tunnel plug construction method and a tunnel plug structure, and the method comprises the following steps: S1, drilling holes along the circumferential direction of the inner wall of the tunnel in the plug area to form grouting holes, and grouting the grouting holes; S2, roughening the inner wall of the tunnel in the plug area; S3, installing an exhaust part, a grouting pipeline and a water stop part on the inner wall of the tunnel, the exhaust part is attached to the inner wall of the tunnel and forms an exhaust passage; S4, pouring concrete in the plug area to form a concrete plug block, the concrete plug block gradually cools and shrinks inward; and S5, grouting the joint between the concrete plug block and the inner wall of the tunnel by using the grouting pipeline. The inherent characteristics of the cooling and shrinkage of the concrete plug block are utilized, so that when the plug block shrinks, the exhaust part is driven to naturally separate from at least one side of the inner wall of the tunnel to form an air passage gap, and the air in the joint during the grouting process can be introduced into the exhaust passage in a directional manner through the air passage gap and smoothly discharged.

The utility model relates to the technical field of steel die net racks, in particular to a steel die net rack supporting structure assembly which comprises two frames and a heat preservation plate, blocking nets are fixedly connected to the side faces of the two frames, the opposite side faces of the two frames are fixedly connected with the two ends of a plurality of connecting rods, and the connecting rods are fixedly connected with the heat preservation plate. According to the steel die net rack supporting structure assembly, the hindrance of outward protruding of a traditional supporting plate on concrete pouring is thoroughly eliminated, concrete can flow and fill smoothly, the concrete pouring efficiency is improved, and the steel die net rack supporting structure assembly is suitable for being used for concrete pouring. The problems of concrete accumulation and cavity formation are effectively avoided, the compactness and integrity of wall pouring are guaranteed, the supporting area of the heat preservation plate can be effectively increased, extrusion force generated by concrete pouring can be evenly dispersed, and the situation that the heat preservation plate is broken and damaged is effectively avoided.

This invention belongs to the field of mobile robot technology, specifically relating to a "walking-moving" composite six-legged robot based on a heterogeneous dual parallel mechanism. The robot includes an inner upper platform, three outer upper platforms and a lower platform, three parallel mechanical legs, three series branches, and three telescopic legs. The inner upper platform is hinged to the three outer upper platforms, forming a foldable equilateral triangle structure. The three series branches of the UPU configuration are respectively connected to the inner upper platform and the lower platform, forming a 3-UPU parallel mechanism. The three 2RUS&UP configuration mechanical legs are fixed to the outer upper platforms via fixed plates, and the axes of the three UP branches pass through the respective apex corners of the outer upper platforms. Stepping and posture adjustment are achieved by alternately controlling the pose of the 2RUS&UP parallel mechanical legs and changing the telescopic length of the UPU series branches. The alternating stepping of the parallel mechanical legs and the series branches enables the robot to adapt to various complex terrains such as irregular steps, narrow passages, and sharp turns, which is of great significance for exploring complex underground spaces with diverse terrains.

The utility model discloses a kind of cancer proton heavy ion radiotherapy positioning auxiliary equipment, it is related to positioning auxiliary equipment technical field, including: base, first hydraulic cavity is equipped in its inside middle part, liftable hydraulic disc is connectable in the first hydraulic cavity;Supporting rod, its bottom end is fixed to the hydraulic disc top end, top end is connected with the load plate for carrying patient;Symmetrically set in the side tank of base both sides, each side tank is equipped with the buffer hydraulic cavity being communicated with the first hydraulic cavity, the buffer hydraulic cavity top is connected with multiple second hydraulic cavities;The utility model patient is more, the pressure that hydraulic disc bears is greater, the pressure difference in the first hydraulic cavity is greater, the force that is stronger to second hydraulic cavity push piston and positioning rod is transmitted, the clamping force of positioning rod to patient is greater;This characteristic makes equipment can adapt to patient of different weight, especially applicable to the generally larger weight American population, guarantee the stability and reliability of positioning.

The invention discloses a risk prediction method and device and a risk prediction model training method and device. The model training method comprises the following steps: constructing a plurality of sample pairs; according to each sample pair, performing label-free data comparison learning on a preset feature marking device and a preset SAINT double-attention encoder to obtain a pre-learning feature marking device and a pre-learning SAINT double-attention encoder which can capture universal representation vectors of the health status of the patient; integrating a pre-learning feature marking device, a pre-learning SAINT double-attention encoder and a preset MLP classification head to obtain a fine tuning model; and based on the general representation vector, performing fine tuning learning of the tagged data on the fine tuning model to obtain a pre-trained risk prediction model. Therefore, by adopting the embodiment of the invention, the generalization ability of the model is improved, the general representation vector with semantic consistency is generated through comparison learning pre-training, and a high-quality feature basis is provided for subsequent fine adjustment. And meanwhile, fine adjustment is performed through a small amount of annotation data, so that the dependence on the annotation data is remarkably reduced.

The utility model discloses a computer hardware placing rack which comprises a supporting plate and a plurality of transverse plates, placing grooves are formed in the upper end faces of the transverse plates, a plurality of installing grooves are formed in the surface of the supporting plate, installing plates are fixedly arranged on the transverse plates and installed in the installing grooves through installing mechanisms, hanging grooves are formed in the bottoms of the transverse plates, and the hanging grooves are connected with the supporting plate. A plurality of hanging plates are arranged in the hanging groove, a placing box is arranged below the hanging plates, and a fixing plate is fixedly arranged on the placing box. According to the utility model, through the cooperation of the positioning rod and the positioning hole, the transverse plate can be horizontally disassembled after vertically rising to be separated from positioning, the layout of the transverse plate can be flexibly adjusted according to the height of hardware, and the height interference problem is avoided; the placing box can be easily disassembled when needed through the combination of the movable rod, the spring, the inserting rod and the inserting groove, obstruction among the assemblies is eliminated, and the space utilization flexibility is improved.

This invention discloses a ceramic ball mill, relating to the field of ball mill technology, specifically a ceramic ball mill comprising a ball mill body. Multiple non-connected inner plates are evenly hinged to the inner circumferential surface of the ball mill body, and each inner plate forms a temporary storage chamber for temporary material storage between itself and the inner circumferential surface of the ball mill body. Through the coordinated arrangement of the inner plates, temporary storage chambers, telescopic components, and filter ports, timely screening, temporary storage, and periodic recirculation of qualified fine materials can be achieved. This effectively eliminates the "buffer layer" formed by qualified fine materials from hindering the contact between the grinding balls and coarse particles, preventing over-grinding of qualified materials. The agitator column and agitator rod cause the inner plates to vibrate at high frequency, improving the screening efficiency of qualified fine materials passing through the filter port, preventing filter port blockage, and enhancing the uniformity of material dispersion within the ball mill body.

The application discloses an ISOFIX connecting device with embedded switch, which comprises an ISOFIX connecting rod matched with an ISOFIX connecting sleeve, the ISOFIX connecting rod comprises a shell, the shell is provided with a connecting port at one end, and an external through hole is formed in one side of the shell; a rotatable locking piece, a linkage piece and an operating piece which can slide in a first direction are sequentially arranged in the shell from the connecting port to the external through hole; the locking piece is adapted to rotate and expose to the connecting port for locking; the rotation state of the locking piece is linked with the sliding state of one end of the linkage piece; the operating piece is adapted to expose to the external through hole; the first end of the operating piece and the other end of the linkage piece are rotationally connected; a stop portion is arranged on the operating piece and adapted to expose to the external through hole and abut against the external through hole at least in the first direction; and the operating piece is adapted to rotate to release the abutment of the stop portion against the external through hole.

This utility model discloses an outer tube cutting tool for double-layer sleeve hot-melt butt welding, relating to the field of pipe cutting technology. It includes a milling cutter body, with a movable milling cutter body hinged to one end. A cutter head assembly is installed between the milling cutter body and the movable milling cutter body. The milling cutter body includes a main body shell, inside which a transmission gear is installed. A drive motor is installed on the top side of the main body shell, and the output shaft of the drive motor is connected to the drive gear. The drive gear meshes with the transmission gear, which in turn meshes with the cutter head assembly. The cutter head assembly includes a first sector gear ring and a second sector gear ring, which combine to form a complete ring. Cutting discs are symmetrically installed at both ends of the ring. The cutter head assembly is positioned and limited during assembly by the cooperation of the milling cutter body and the movable milling cutter body, and during assembly, it crosses the inner tube to cut the end face of the outer tube.

This invention relates to the field of biotechnology, specifically to a method for constructing high-throughput sequencing libraries, a kit, and a method for detecting aminoacylated tsRNA. The method for constructing high-throughput sequencing libraries includes the following steps: (1) first-level enzymatic treatment; (2) second-level chemical treatment; (3) third-level enzymatic repair; (4) library construction. This invention constructs a triple cascade treatment system of "specific enzyme digestion labeling - denaturation deaminoacylation - enzymatic modification and repair", which overcomes the three major technical bottlenecks that have long existed in the sequencing of transport tRNA-derived fragments: "signal missed detection", "full-length truncation" and "confusion of active state".

The utility model provides a vertical stock bin with good sealing performance, and relates to the technical field of stock bins, the vertical stock bin comprises a main stock bin, inner bin frames and side annular belts, the inner bin frames are arranged on the inner side of the main stock bin in the vertical direction at intervals, the side annular belts are arranged on the two sides of each inner bin frame, fixed inner supporting frames are arranged on the inner side of the main stock bin in the vertical direction at intervals, and the side annular belts are arranged on the inner supporting frames. Front closed cabin doors are arrayed in the vertical direction of the front portion of the main bin at intervals, rear closed cabin doors are arrayed in the vertical direction of the rear portion of the main bin at intervals, the upper ends of the front closed cabin doors are rotationally connected with the main bin in a matched mode through rotating shafts, and the lower portions of the rear closed cabin doors are rotationally connected with the main bin in a matched mode through hinges. The front closed cabin door and the rear closed cabin door are used for discharging and feeding respectively, physical separation of feeding and discharging is achieved, the interference problem of bidirectional material flowing is avoided, and the problems that a feeding port and a discharging port of the stock bin are not effectively separated, and mutual interference is prone to occurring in feeding and discharging are solved.

The invention relates to the technical field of medical building design and hospital infection control, and particularly discloses an ICU hand hygiene facility layout optimization method based on a simulation result. The method comprises the steps that ICU building space data and medical staff behavior data are collected; constructing a medical process simulation model to simulate dynamic activities and hand hygiene behaviors of medical staff; a people flow density thermodynamic diagram and a hand washing facility use frequency diagram are output through simulation deduction; analyzing a simulation result to identify a layout bottleneck region and a to-be-optimized point location; generating an optimized layout scheme, including increasing, adjusting or canceling hand washing facility point locations; and finally verifying the optimization effect through simulation. The problems that a traditional layout method depends on experience and lacks data support are solved, ICU hand hygiene facility layout can be optimally optimized in a prospective mode, the hand hygiene compliance of medical staff is remarkably improved, the hospital infection risk is effectively reduced, meanwhile, disassembly and change waste after building is avoided, and the method has important clinical application value.

This invention relates to a low-temperature difference indirect temperature control multifunctional bathing aid device, comprising a bathtub and a bathing chair. On one hand, this invention indirectly adjusts the temperature of the bath liquid in the bathtub based on the temperature control of the water tank, and ensures that the water discharged from the bathtub can circulate and return while maintaining equal supply and return volumes. This not only eliminates safety risks caused by temperature differences in the bath liquid, but also avoids direct temperature control. Constant temperature control is achieved while the bath liquid is flowing, preventing direct waste discharge. Furthermore, based on the massage or acupoint stimulation function created by the water jets, and the equal supply and discharge of water in the water replenishment chamber, interference between inflow and outflow is avoided. The water replenishment chamber serves as the optimal water temperature monitoring area for more accurate temperature control. On the other hand, the built-in locking mechanism eliminates interference or obstacles caused by external components, preserving the overall aesthetic appearance of the bathtub. The locking force, generated by the internal squeezing force from multiple points on the lock head, not only allows for adjustment but also reduces safety risks associated with bathing.

The application provides a battery replacing system and a battery replacing method. The battery replacing system comprises a battery pack, a battery compartment and a battery replacing platform, and further comprises a locking mechanism and an unlocking mechanism. The locking mechanism comprises a locking rod, a locking seat, a locking tongue and a connecting rod. One of the locking rod and the locking seat is connected to the battery pack, and the other is connected to the battery compartment. The locking seat is provided with a locking hole, and the locking hole has a locking opening. One end of the locking tongue is rotatably connected to the locking seat, and the other end is rotatably connected to the connecting rod. The unlocking mechanism comprises an unlocking rod and an unlocking driving assembly. The unlocking rod is rotatably connected to the battery replacing platform. During the process in which the unlocking driving assembly drags the unlocking rod to swing to an unlocking position, the unlocking rod pushes the connecting rod, and the connecting rod drags the locking tongue to separate from the locking opening to remove the obstruction to the locking rod, thereby realizing the unlocking operation of the locking mechanism.

The utility model discloses a workpiece pressing structure of a laser cutting machine. The workpiece pressing structure comprises two bases installed at the top of a cutting table of the laser cutting machine in a sliding mode, a rotating cylinder base installed at the tops of the bases in a rotating mode, an adjustable supporting plate arranged on the side face of the rotating cylinder base and an abutting assembly installed at the end of the adjustable supporting plate. The adjustable supporting plate comprises a bottom plate fixed on the surface of the rotating cylinder seat and a top plate movably mounted on the top surface of the bottom plate; a workpiece pressing structure of a laser cutting machine in the prior art is improved and optimized, a rotary design is adopted, a spring abutting type structure is matched, and through the unique design of the structure, an operator can conveniently and rapidly limit a workpiece, and the working efficiency of the laser cutting machine is improved. And after follow-up machining is completed, the pressing structure can be directly rotated away from the position above the workpiece, obstruction of the pressing structure to the workpiece is relieved, an operator can take and place the workpiece more conveniently, and the workpiece taking and placing efficiency and safety are improved.

This invention provides a retrieval device, comprising: an inner tube assembly including a first tube body, a second tube body, and a third tube body; the first tube body having a first lumen and a second lumen that are isolated from each other; the second tube body movably passing through the first lumen, with its proximal end extending out of the first lumen; the third tube body movably passing through the second lumen, with its proximal end extending out of the second lumen, and the third tube body having a third lumen; a retrieval sheath disposed on the proximal outer peripheral surface of the second tube body, forming a retrieval cavity between the retrieval sheath and the outer peripheral surface of the second tube body, the distal end of the retrieval sheath forming an opening communicating with the retrieval cavity; and an outer tube movably sleeved on the outer peripheral surface of the inner tube assembly, and also used to cover the retrieval sheath. This retrieval device can enter the vena cava from the femoral vein and then be used to retrieve filters, offering the advantage of high safety.

This utility model discloses a filter bucket with a pull-out water-drawing mechanism, including a bucket body and a bucket lid. The bucket lid has an inlet and an outlet. A filter assembly is installed inside the bucket body. A water pump assembly is installed between the outlet and the filter assembly. A pull-out water-drawing assembly is installed between the inlet and the filter assembly for manually drawing water into the bucket body before the water pump assembly is started. The pull-out water-drawing assembly includes a cylinder. The upper end of the cylinder is connected to the inlet, and the lower end of the cylinder is connected to the filter assembly. A piston is installed inside the cylinder, and a one-way valve structure is installed at the piston. A push-pull rod extending out of the bucket lid is connected to the piston. This utility model has the advantage of being able to conveniently complete the water-drawing operation without disassembly.

The invention relates to the technical field of satellite communication, in particular to a satellite DVB and 5G different system access network switching management method and system, a user terminal sends a wireless connection measurement report during 5G communication, a 5G base station judges whether to switch a network according to the wireless connection measurement report, and a switching request is sent to a gateway function conversion module through a newly added inter-network interface. And the target satellite beam serving cell judges whether to accept or not, and after acceptance, the gateway function conversion module converts confirmation information and returns the confirmation information to the 5G base station. Then, the target satellite beam serving cell allocates resources, the 5G base station sends an instruction to trigger the user terminal to switch and processes a data packet, the gateway function conversion module converts a data format and then sends the data packet, the user terminal initiates access to complete switching, and efficient switching of different-system networks is achieved.

The utility model relates to the technical field of damper production equipment, and disclose a kind of automobile shock-absorbing welding equipment, including welding equipment ontology, the mounting plate being set in the upper welding equipment ontology, the support frame being fixedly installed in the top of mounting plate, the round bar being fixedly installed on the outer wall of support frame, the baffle being rotatably set on the outer wall of round bar, the welding head being fixedly installed on the outer wall of mounting plate, the utility model provides double protection to strong light and spark problem in welding process by setting baffle, strong light generated in welding process contains a large number of ultraviolet and infrared, thereby having great harm to the eyes of worker, long-term exposure can lead to serious consequences such as vision decline, eye disease, etc., the unique arc structure of the utility model can fully play the role of light shielding when baffle is turned to vertical state, arc structure can block strong light from a larger angle, effectively reduce the exposure of strong light from front and side.