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144results about How to "Realize free combination" patented technology

Zoom infrared optical system, zooming device and manufacturing method thereof

InactiveCN101750723ALow number of lensesImprove telephoto transmittanceMountingsLens materialsLong-focus lens
The invention relates to a zoom infrared optical system, a zooming device and a manufacturing method thereof, in particular to a multi-gear zoom infrared optical system, a linearly cut-in zooming device and a manufacturing method thereof. The zooming device comprises a long-focus lens group and a zooming lens group, wherein lens materials are both optical materials which can work on an infrared wave band; the long-focus lens group consists of a front fixed lens group and a rear fixed lens group; the zooming lens group is positioned between the front fixed lens group and the rear fixed lens group; during long-focus imaging, the zooming lens group is positioned outside a light path between the front fixed lens group and the rear fixed lens group; and during zooming imaging, the zooming lens group moves parallelly and linearly cuts in the light path between the front fixed lens group and the rear fixed lens group through a control mechanism, and the central optical axis of the zooming lens group coincides with that between the front fixed lens group and the rear fixed lens group. The zoom infrared optical system, the zooming device and the manufacturing method thereof have the advantages that: due to the adoption of the linearly cut-in zooming mode, the multi-gear zooming infrared optical system overcomes the defect of the traditional zooming mode, can effectively enhance the operating distance and the resolving capability of the system and realize multi-gear focus and field-of-view.
Owner:HUBEI JIUZHIYANG INFRARED SYST CO LTD

Detachable large-span pre-stressed integral tension awning and construction method thereof

The invention discloses a detachable large-span pre-stressed integral tension awning and a construction method thereof. The awning comprises more than two integral tension cable truss units, pin type connecting pieces and membranes, wherein the more than two integral tension cable truss units are arranged in parallel; the pin type connecting pieces are arranged between two adjacent integral tension cable truss units; the membranes are paved between valley cables and ridge cables of the integral tension cable truss units; each of the integral tension cable truss units consists of a group of ridge cables, two groups of valley cables, support trusses, end part outer cables, inner oblique cables, end part oblique columns and oblique column upper horizontal supports; and each of the pin type connecting pieces consists of two semispherical joints, two cable clamping joints, pin shafts and connecting plates. The trusses can form a stable structural system, and can be combined freely; the detachable large-span pre-stressed integral tension awning has the advantages of high overall stability and convenience in assembling and disassembling, and can be applied to remote reconstruction of industrial material storing awnings, mining of open pit quarries and coal yards and large-area open archaeology operation, and can be taken as a temporary disaster relief resident settlement area, a hospital in wartime, a conventional article warehouse in wartime; a larger-span structure can be realized.
Owner:CHINA AVIATION PLANNING & DESIGN INST GRP +1

Multi-frequency-band digital distributed antenna system

The invention discloses a multi-frequency-band digital distributed antenna system used for realizing communication between a mobile communication base station and a mobile client. The system comprises a near-end unit and a far-end unit connected and communicating with each other, the near-end unit is connected and communicates with the mobile communication base station, and the far-end unit is connected and communicates with the mobile client; in a downlink, downlink signals are coupled to the near-end unit from the mobile communication base station and converted to analog intermediate frequency signals in the near-end unit, the analog intermediate frequency signals are converted to digital signals, the digital signals are outputted and transmitted to the far-end unit from the near-end unit and converted to the analog intermediate signals in the far-end unit, and the analog intermediate frequency signals are converted to radiofrequency signals and transmitted to the mobile client in a coverage via an antenna of the far-end unit after power amplification; and in an uplink, the signals from the mobile client are received by the antenna of the far-end unit and transmitted to the mobile communication base station via an inverse process of the downlink.
Owner:GUANGZHOU EYECOM TELECOMM

Fully-automatic flexible assembly line

The invention discloses a fully-automatic flexible assembly line. The fully-automatic flexible assembly line comprises a control system, an assembly line component, a plurality of machine platform stations and a plurality of artificial stations, wherein the machine platform stations and the artificial stations are arranged on the two sides of the assembly line component separately, different assembly machine platforms are arranged on the machine platform stations according to different assembly procedures, and the assembly line component and the assembly machine platforms are electrically connected with the control system. When the assembly machine platform on a certain machine platform station fails, the assembly machine platform is replaced, an operating worker who is used for replacing the assembly machine platform to conduct assembly operation is assigned at the artificial station corresponding to the machine platform station, artificial and automatic zero-time switching is realized, and the procedure continues until the assembly machine platform is maintained off line or a standby machine platform is replaced; after product switching or process changing, the number of the machine platforms of the whole assembly line can be increased or decreased arbitrarily and quickly according to a new process, and thus the fully-automatic flexible assembly line can be adapted to multiple product production. According to the fully-automatic flexible assembly line, assembly efficiency can be improved, line body spare part cost can be reduced, and the assembly period can be shortened.
Owner:SUZHOU RS TECH

Micro-service-based power grid intelligent operation and maintenance platform

The invention belongs to the field of power transmission and transformation power grid operation and inspection, and relates to a micro-service-based power grid intelligent operation and inspection platform, the logic structure of which comprises a sensing layer, an infrastructure layer, a convergence layer, a service layer and an application layer. The perception layer deploys various operation acquisition terminals and monitoring devices; the infrastructure layer provides unified computing, storage, network, operation and maintenance management and other resources; the convergence layer achieves data acquisition access, forwarding and intermediate processing; the service layer adopts a micro-service architecture, decouples and arranges business functions, and provides basic generality of data information and professional business services; and the application layer adopts a micro-front-end architecture to achieve independent development, independent deployment and fusion application of different professional micro-applications. According to the invention, various services of the power grid intelligent operation and inspection power transmission and transformation major are communicated transversely, the cost of data cooperation among systems is reduced through decoupling of system functions, and application requirements of different professional users are met by unified application portals.
Owner:WUHAN NARI LIABILITY OF STATE GRID ELECTRIC POWER RES INST

Internet of things-based intelligent control circuit and controller

PendingCN106227123AAdd switch chip moduleEnhance network functionProgramme controlComputer controlInterface circuitsInternet of Things
The invention discloses an Internet of things-based intelligent control circuit and a controller. The intelligent control circuit comprises a PON module, a PHY module, an Ethernet interface circuit, an exchange module, a CPU control module, at least three expansion interface modules, an Internet of things interface module and a power supply module for supplying power to the above mentioned modules, wherein the Internet of things interface module comprises at least three interface circuits; the interface circuits are RS485 and DO interface circuits, DO interface circuits or DI interface circuits; the PHY module is electrically connected with the exchange module through a management data input/output interface in a corresponding cooperation manner; the Ethernet interface circuit is electrically connected with a network port interface of the exchange module in the corresponding cooperation manner. According to the Internet of things-based intelligent control circuit and the controller, by the arrangement of a plurality of slots, insert cards with different interface types and different interface quantities can be plugged into the slots according to an engineering requirement, so that free combination of hardware interfaces is realized.
Owner:HEFEI HUASUDA ELECTRONICS TECH CO LTD

Modular terminal equipment integrated with electricity information acquisition and load management functions

InactiveCN107482768ARealize free combinationRealize free increase and decreaseCircuit arrangementsControl signalData acquisition
The invention discloses modular terminal equipment integrated with electricity information acquisition and load management functions. The terminal equipment comprises a foundation, a main control module, a power source module, a communication module and a control module, wherein a back plate of the foundation is provided with multiple socket interfaces, the foundation is connected with the main control module, the power source module, the communication module and the control module through the socket interfaces, the main control module is used for acquiring, recording, storing and analyzing acquisition data, controlling a man-machine interaction interface and carrying out data interaction with external equipment through the communication module, the power source module is used for providing a power source for the whole equipment, the communication module is used for realizing downlink data acquisition and uplink data transmission of the electricity information through at least one communication mode, and the control module is connected with the main control module through a USB interface and is used for controlling closing and opening of an external load switch and detecting an external voltage loop through outputting a control signal and inputting a remote control check loop signal.
Owner:CHINA ELECTRIC POWER RES INST +1

Display device for Chinese character phonetic teaching

The invention provides a display device for Chinese character phonetic teaching. The U-shaped opening of an engaging portion is snapped onto a connecting rod through, thereby realizing the installation and positioning of a phonetic alphabet display plate, and the installation is convenient and fast; and the phonetic alphabet display plate can be freely taken and placed, and a position of the phonetic alphabet display plate can be adjusted, so that the free combination of the phonetic letters can be achieved; the phonetic letters are disposed on a plate surface of the phonetic alphabet displayplate, and horizontally multi-layered words on a magnetic whiteboard on the display board panel can be marked; teaching supplies such as the display board can be placed in a display box, the display board can be easily stored and managed, the display board is easy to carry and find, and the teaching efficiency of the teacher is improved greatly; the display plate can be clamped by clamping chuckson a hanging portion, the operation is convenient, the time and effort can be saved, and picking and placing are facilitated; and the height of the display box can be adjusted through a lifting mechanism and a mobile mechanism, and the movement and fixing are more convenient.
Owner:合肥尖尖角产品设计有限公司

Spatial distribution map drawing method and device, electronic equipment and readable storage medium

The invention discloses a spatial distribution map drawing method and device, electronic equipment and a readable storage medium, and the method comprises the steps: generating GIS data through GIS data processing software, and enabling the GIS data to serve as a distribution map base map; loading administrative division data for the base map of the distribution map by calling a matplotlib drawinglibrary and a cartopy packet of python to obtain an administrative division base map; obtaining environmental elements and/or meteorological elements of each station; drawing a first space interpolation distribution map according to the administrative division base map, environmental elements and/or meteorological elements of each station; and performing grade rendering on the first spatial interpolation distribution diagram according to the environmental elements and/or the meteorological elements, and drawing a first region rendering diagram. According to the invention, the problem in the prior art that a specific spatial distribution diagram can only be drawn through an inherent template is solved, free combination of geographic elements, environmental elements and meteorological elements is realized, the display is rich, and the operation is convenient.
Owner:3CLEAR SCI & TECH CO LTD

Method and system for proportional linkage of frequency converters of pulley-type wire-drawing machines

The invention discloses a semi-automatic method for the proportional linkage of frequency converters of pulley-type wire-drawing machines. The method comprises the following steps: obtaining pulse signals of linear velocity of adjacent two wire-drawing machines; calculating the magnitude proportion of the two obtained pulse signals; capturing the ratio of the pulse signals during dynamic equilibrium; figuring out and adjusting the operation rate of the next wire-drawing machine according to the ratio through the frequency converters; and enabling actual operation speed to be equal to computed speed so as to freely combine one to five (even n) pulley-type wire-drawing machines with wire-retracting machines. Each pulley-type wire-drawing machine comprises a motor, a frequency converter, a speed reducer, a wire bobbin for drawing wires, a wire-moving rod, a top wire-passing wheel, a mold box, a coder and the like. Through dynamic equilibrium judgment by operators, the method leaves out complex PLC programming and calculation, and can realize the free combination of a plurality of wire-drawing machines and wire-retracting machines through the conversion of external circuits. Common electricians can debug the machines according to instructions of the frequency converters and can expertly operate the machines.
Owner:陈文学
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