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76results about How to "Overcome immobility" patented technology

Inductance coil and laser-cutting manufacturing method of inductance coil

The invention provides an inductance coil and a laser-cutting manufacturing method of the inductance coil. The inductance coil comprises an upper copper foil coil, a lower copper foil coil, a heat-resistant organic thin film and magnetic material layers, wherein the outer surface of the upper copper foil coil and the outer surface of the lower copper foil coil are provided with insulating coatings for insulating treatment, the heat-resistant organic thin film is arranged between the upper copper foil coil and the lower copper foil coil, and the magnetic material layers wrap the periphery of the upper copper foil coil and the periphery of the lower copper foil coil. Coil patterns of the upper copper foil coil and the lower copper foil coil are formed through cutting by a laser light source. The insulating coatings are heat-resistant coatings. The magnetic material layers are formed through compression molding, and a magnetic material is iron metal alloy soft magnetic powder. The laser-cutting manufacturing method comprises laser cutting on the upper copper foil coil, the lower copper foil coil and the heat-resistant organic thin film. The inductance coil is formed by copper foil in a laser-cutting mode, parameters including line width, thickness, distance between lines, coil center pillars and the like can be adjusted to form the coil patterns on normal positions, and target characteristic specifications can be designed quite easily. The inductance coil and the laser-cutting manufacturing method of the inductance coil overcome the shortcomings that an existing inductance coil is difficult to fix and loses efficacy in an open circuit and a short circuit, and end electrodes are difficult to design, and better accord with the development tendency that a power inductor is small, thin and low in cost.
Owner:SHENZHEN SUNLORD ELECTRONICS

Radial meter with hydraulic drive rotary device

The invention relates to a radial measuring instrument of hydraulic drive rotator, and the radial measuring instrument comprises a base, a hydraulic cylinder body arranged at the upper part of the base, and a piston rod which is arranged on a piston matching with the hydraulic cylinder body, wherein, the piston rod has a rack. The hydraulic cylinder body is respectively provided with an A oil opening and a B oil opening which are mutually communicated with an inner cavity and the electromagnetic valve; the rack arranged on the piston rod is meshed with the gear on a gear rod; the two ends of the gear rod are rotatablely arranged in a shell through bearings respectively; the shell is fixed with the base; one end of the gear rod extends outwards and is fixed and connected with a connecting block through a pin shaft; the connecting block is fixed and connected with the radial measuring instrument body through a rotating arm. The hydraulic drive part of the invention converts the straight line movement of the piston rod into the rotation of the gear so as to drive the radial measuring instrument rigidly connected with the rotating arm to enter or exit the measuring area on the workpiece, thereby finishing the checking of the diameter of the multi-station workpiece and the alternation of the workpiece. The device has simple structure and the production cost is just one tenth of the cost of the hydraulic motor; the device has big drive force and big torque, thereby overcoming the defect that the similar measuring instruments in Japan can not be driven caused by the weight of the measuring instruments.
Owner:BEIJING NO 2 MACHINE TOOL WORKS

Image deblurring method based on generative adversarial network

ActiveCN111223062AOvercome the disadvantage of needing to iteratively estimate the blur kernelShorten the timeImage enhancementImage analysisPattern recognitionData set
The invention discloses an image deblurring method based on a generative adversarial network. The method mainly solves the problems that in the prior art, when a blurring kernel needs to be estimatedand a clear image needs to be solved through deconvolution iteration, the operation speed is low, and the reconstruction effect is poor. The implementation scheme is as follows: 1) selecting an experimental data set, and determining a training data set and a test data set related to the experimental data set; 2) respectively constructing a generation network with a 15-layer structure and an adversarial network with a 6-layer structure; 3) constructing a joint loss function according to the adversarial loss, the pixel loss and the feature loss; 4) performing interactive training on the generative adversarial network and the adversarial network through a joint loss function to obtain a generative adversarial network model; and 5) inputting the test sample into the generative adversarial network model to obtain a deblurred clear image The method has the advantages of no need of estimating a blurring kernel, high deblurring speed and good deblurring effect, and can be used for deblurring processing of blurred images shot due to camera jittering.
Owner:XIDIAN UNIV

Sea fracturing method

InactiveCN104234681ASolve small spaceSolve the difficulty of moving equipmentFluid removalLine tubingFracturing fluid
The invention relates to a sea fracturing method. The method includes firstly performing fracturing geological design; mounting a fracturing wellhead, and mounting a fracturing wellhead high-pressure pipeline and connecting to a high pressure hose; loading fracturing equipment, suspending the fracturing equipment to a deck and fixing, concentrating the fluid container area, arranging a fluid feeding pump, a sand container, a sand mixing pump pry, a high-pressure injecting pump unit, a high pressure pipeline assembly and the like sequentially behind, preparing water, feeding material and preparing fracturing fluid; after a fracture construction ship arrives at a platform, adopting a tail laying manner, mooring, connecting to the high pressure hose at the gunwale of the platform, starting all high pressure injection pumps, inspecting circularly, and performing the pipeline pressure test; performing fracture construction according to the designed pump injection progress after the pressure test is qualified. The high pressure pipeline assembly is an assembly connected the high pressure injection pumps and high pressure injection pipeline, and the high pressure injection pumps are power equipment injecting fracture fluid into oil pipes through the high pressure pipeline assembly and the high pressure pipeline. The method is applied to oil testing and fracturing construction of sea exploration and development wells.
Owner:PETROCHINA CO LTD

Movable mineral porous medium stage purification dust removing device and dust removing method

The invention discloses a movable mineral porous medium stage purification dust removing device. The movable mineral porous medium stage purification dust removing device comprises a movable mechanism, a lifting mechanism and a changeable porous medium stage purification main body; the lifting mechanism is arranged on the movable mechanism; the changeable porous medium stage purification main bodyis arranged on the lifting mechanism; the movable mechanism comprises a vehicle body; rubber wheels are arranged on the rear side of the bottom of the vehicle body; a telescopic support rod is arranged on the front side of the bottom of the vehicle body; the changeable porous medium stage purification main body comprises a casing; an air inlet is formed in the rear end of the casing; an air outlet is formed in the front end of the casing; a gas sensor is arranged at the air inlet; an air deflector, a dust retaining net, a replaceable prefiltering layer, a replaceable stage filtering layer anda fan are arranged in the casing from rear to front. The invention also provides a movable mineral porous medium stage purification dust removing method using the device. According to the movable mineral porous medium stage purification dust removing device and the movable mineral porous medium stage purification dust removing method disclosed by the invention, by adopting a dry type dust removing mode, the problem of forming a mud blockage filtering layer by wet dust removal is solved, and the demands of purification and dust removal of local air in an underground coal mine can be met.
Owner:XIAN UNIV OF SCI & TECH

Automatic loading and unloading system for logistics robot

InactiveCN110654804AMeet the constraints of limited spaceFlexible movement angleSupporting framesLoading/unloadingDrive wheelLogistics management
The invention relates to an automatic loading and unloading system for a logistics robot, and belongs to the technical field of logistics application robots. The system comprises a transport mechanism, a lifting mechanism mounted on the conveying mechanism, a bracket mounted on the lifting mechanism, a conveying mechanism and a loading and unloading mechanical arm mechanism, wherein the conveyingmechanism and the loading and unloading mechanical arm mechanism are mounted on the bracket. A part of the bracket is mounted on the lifting mechanism, the rest of the bracket is suspended, and the loading and unloading mechanical arm mechanism is mounted at the tail end of the suspended part of the bracket. The conveying mechanism comprises a driving motor mounted on the bracket, a driving wheelmounted at the output end of the driving motor, a driven wheel, a tightening wheel and a conveying belt, wherein the driven wheel and the tightening wheel are rotatably mounted on the bracket, and thefeeding belt sleeves the driving wheel and the driven wheel. The tightening wheel is located below the feeding belt and extrudes the lower surface of the belt, supporting columns and guardrail beltsare arranged on the two sides of the bracket, the supporting columns are fixed to the bracket, the guardrail belts are fixed to the supporting column, and the guardrail belts are located on the two sides of the feeding belt. The system can realize automatic loading and unloading on containers and cargo vehicles.
Owner:GUANGZHOU UNIVERSITY

Engine hydraulic energy and power conversion device

The invention belongs to the technical field of internal-combustion engine energy conversion, and relates to an engine hydraulic energy and power conversion device. The engine hydraulic energy and power conversion device is characterized in that an oil pan is fixedly arranged on a crank shaft box of a lower machine body, first and second pump bases are respectively fixedly arranged between an air cylinder body and the lower machine body, and the two pump bases are symmetrically arranged on the two sides of a machine body; a working piston, an upper connecting rod, a guide piston and a connecting rod are connected to form a piston connecting rod assembly, and the guide piston is articulated on a small head of the connecting rod; a large head of the connecting rod is connected with a crank pin of a crank shaft, first and second plunger pumps are fixedly arranged between the first and second pump bases, drivers of the two plunger pumps are articulated on a first forked lever pin shaft of the upper connecting rod so as to form a symmetrical drive structure, or, drivers of the two plunger pumps are articulated on the first and second fork rods on the different positions of the upper connecting rods so as to form an asymmetric driving structure; and the crank shaft is fixedly arranged in a crank shaft hole in the lower machine body. The engine hydraulic energy and power conversion device provided by the invention has the advantages that the structure is simple, a principle is reliable, the energy utilization efficient is high, the cost is saved, the power transmission is rapid, and the device is environment-friendly.
Owner:QINGDAO UNIV

Intelligent Plug-in containing case special for small cards and uses thereof

The invention relates to a special storage box for small intelligent Plug-in cards, comprising a card storage groove and a wiper block mechanism; the wiper block mechanism is positioned at one side of the opening of the card storage groove, parallel to the card storage groove, and the cross section of the card storage groove is equal to or larger than that of the Plug-in small card. The special storage box can be used as a card collecting component to be applied to die cutting equipment or other similar equipment and can function as card separating equipment to be applied to packaging equipment or other similar equipment; after being collected in the die cutting equipment, the small Plug-in cards are directly transferred to the packaging equipment and separately sent out one by one. The special storage box for small intelligent Plug-in cards is specially designed according to the small volume of the small Plug-in cards, can collect and transfer the small Plug-in cards easily and has safe and reliable use; moreover, the special storage box for small intelligent Plug-in cards can conveniently examine the relevant situation of the internally loaded small Plug-in cards and the small Plug-in cards can directly placed in and taken out at will, and are easy to arrange and clean, thus being convenient in application.
Owner:GUANGZHOU MINGSEN TECH CO LTD +1

Weak signal acquisition method based on overlapping multi-block zero padding algorithm

The invention discloses a weak signal acquisition method based on an overlapping multi-block zero padding algorithm, and a defect of coherent accumulation length and block number invariability in an existing double-block zero padding algorithm is mainly solved. The solution is that a received RF signal is orderly subjected to filtering, down conversion and digital sampling at a receiving end, and an original baseband complex signal is obtained; navigation data used by a sending end is subjected to spread spectrum modulation and shaped offset quadrature phase shift keying modulation to obtain an original local signal; coherent accumulation extended data and a step factor are introduced, the original baseband complex signal and the local signal are subjected to block combination, and a new baseband complex signal data block and a new local signal data block are obtained; the new baseband complex signal data block and the new local signal data block are subjected to circular correlation, and related value data is obtained; according to a peak value which appears in the related value data, whether acquisition is successful is judged. According to the method, better acquisition performance can be obtained in a small frequency offset, and the method can be used for data transmission and satellite positioning navigation.
Owner:XIDIAN UNIV

Mechanical vibration state signal acquisition and analysis system

The invention provides a mechanical vibration state signal acquisition and analysis system, which comprises an analog conditioning circuit module, an analog-to-digital conversion module, an FPGA function module and a processor function module which are connected in sequence. An input port of the analog conditioning circuit module is connected with an output port of a vibration sensor. The system further comprises a power management module which is used for providing a constant voltage source and/or a constant current source for an eddy current sensor, a piezoelectric acceleration sensor and the power utilization modules. According to the invention, synchronous acquisition of sixteen channels of vibration state signals is realized, primary processing and analysis of data are completed, vibration state signal features are extracted for diagnosis and alarm, and data and feature parameters are uploaded in real time. The system supports the access of an eddy current displacement sensor, a magnetoelectric speed sensor and a piezoelectric acceleration sensor, can collect a vibration displacement signal, a vibration speed signal and a vibration acceleration signal at the same time, and is used for state real-time monitoring, fault diagnosis and life prediction of a rotating mechanical structure.
Owner:SHANDONG UNIV

Portable fish guide corral for fish collection ship

A portable fish guide corral for a fish collection ship is composed of rotating platforms installed on two sides of the bow of the fish collection ship, main fish guide corrals installed on one sides of the rotating platforms, auxiliary fish guide corrals in sliding connection with the main fish guide corrals, a pulley block and a rope assembly. Each rotating platform is formed by a lower rotating platform installed on an electric turntable and an upper rotating platform fixedly installed on the lower rotating platform, and the electric turntable is installed on the bow of the fish collection ship. In each main fish guide corral, one end of a rectangular frame body is fixedly installed in a slot disposed on one side of each lower rotating platform, the other end of the rectangular stainless steel frame body is hung in the air, and abrasion-resistant smooth strips are arranged on the upper portions of two sides of the inner wall in the rectangular frame body in the long side direction. The portable fish guide corral for the fish collection ship can overcome the defect of the existing fish guide net or fish guide corral of being difficult to fix and install and high in cost, can rotate or stretch and draw back according to the operating environments, can also be hung vertically or be connected with the fish guide net horizontally, and achieves low-cost fish guide.
Owner:CHINA THREE GORGES UNIV +2
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