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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 14. Отображено 14.
02-09-2009 дата публикации

Decompression oil spill prevention device of film projector

Номер: CN0101520594A
Автор: XIA ZHENGHONG, YUAN JIANGUO, ZHENGHONG XIA, JIANGUO YUAN
Принадлежит:

The invention relates to the technical field of film projectors, in particular to a decompression oil spill prevention device of film projectors, which comprises a machine body, a gear drive oil tank and a cover plate and is characterized in that a decompression unit is arranged on the gear drive oil tank; and the device has the advantages of simple structure, safety, reliability, simple manufacture, low cost, wide use range and the like, and very effectively solves the oil leakage problem of the gear drive oil tank by arranging the decompression unit on the gear drive oil tank.

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Номер записи: 1
04-07-2012 дата публикации

Anti-theft device of bottom of vehicle body of motorcycle and aided vehicle

Номер: CN0101519086B
Автор: XIA ZHENGHONG, ZHENGHONG XIA
Принадлежит:

The invention relates to an anti-theft device, in particular to an anti-theft device of the bottom of a vehicle body of a motorcycle and an aided vehicle. The anti-theft device is characterized by comThe invention relates to an anti-theft device, in particular to an anti-theft device of the bottom of a vehicle body of a motorcycle and an aided vehicle. The anti-theft device is characterized by comprising a strengthening support plate and an anti-theft lock device, wherein one end of the strengthening support plate is fixedly connected with the bottom of the vehicle body, the other end of the sprising a strengthening support plate and an anti-theft lock device, wherein one end of the strengthening support plate is fixedly connected with the bottom of the vehicle body, the other end of the strengthening support plate contacts a brake supporting frame when the brake supporting frame is in the supporting state, and the anti-theft lock device is arranged at the contact position of the braketrengthening ...

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Номер записи: 2
01-07-2015 дата публикации

Airport plane taxi scheduling and commanding system and method

Номер: CN104751683A
Автор: ZHU XINPING, PAN WEIJUN, XIA ZHENGHONG, TANG ZHIXING, GUO JIUXIA
Принадлежит:

The invention discloses an airport plane taxi scheduling and commanding system and method. The system comprises a control commanding module, an information supporting system, an information assessing system and a scheduling decision system. The information supporting system acquires and transmits the data of current airport plane operation to the scheduling decision system; the scheduling decision system makes the plane taxi scheduling plans according to the data and feeds back the plans to the control commanding module; the control commanding module determines and publishes the plane taxi scheduling plans. According to the system and method, the manner of human-computer interaction is adopted, the manner that plane taxi scheduling and commanding are performed through the control commanding module, man-made decisions or airport operation rules in a single manner is replaced with the automatic decision manner combined with the supervision of the control commanding module, the workload of ...

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Номер записи: 3
18-11-2015 дата публикации

Multipurpose motorcycle drive gear processing vehicle blade

Номер: CN0204770746U
Автор: CHENG YAONAN, WENG LING, QIAN JUN, DING XIANG, YANG XIAOLE, XIA ZHENGHONG, WU XIUHONG, YE QIANGHUA, GU SHENGMING, LONG SONGHUA, WANG WEI, LI XIAOBING, GAO GUIYUAN, CAO GENHU
Принадлежит:

The utility model discloses a multipurpose motorcycle drive gear processing vehicle blade, multipurpose motorcycle drive gear processing vehicle blade contain the lathe tool substrate of a rhombus, the upper surface of lathe tool substrate on be equipped with the semifinishing knife tip of a pair of relative setting and the rough machining knife tip of a pair of relative setting, the center of lathe tool substrate be equipped with a circular shape fastening screw hole of running through, the four sides outside of lathe tool substrate on be equipped with a burden chamfered edge cutting edge respectively. This multipurpose motorcycle drive gear processing vehicle blade compact structure, impact resistance is strong, guaranteeing to avoid tool changing many times under the part accuracy condition, has improved the machining efficiency of gear greatly, has reduced manufacturing cost.

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Номер записи: 4
14-04-2023 дата публикации

Aviation rivet classification and anomaly detection method based on deep learning

Номер: CN115965598A
Автор: XIA ZHENGHONG, WEI RUXIANG, WU JIANJUN, HE HU
Принадлежит:

The invention discloses an aviation rivet classification and anomaly detection method based on deep learning, and the method comprises the following steps: 1, collecting aviation rivet image data, and carrying out the preprocessing of the image data; step 2, performing target frame category labeling and data enhancement processing on the aviation rivet image data; 3, training the aviation rivet classification and anomaly detection model by adopting a migration training and freezing training mode; and step 4, using a convolutional neural network taking a DarkNet-53 structure as a baseline as a trunk network to extract features to perform neural network reasoning, using a Focus layer, a cross-stage local network layer, a spatial pyramid pooling structure module, an up-sampling layer and a connection layer as a neck network to perform feature fusion, and finally using a decoupling detection head to generate a detection result. Compared with the prior art, the method has the positive effects ...

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Номер записи: 5
28-05-2014 дата публикации

Airport conflict hotspot identifying method

Номер: CN103824478A
Автор: PAN WEIJUN, KANG RUI, XIA ZHENGHONG, ZHU XINPING, LUO XIAOLIN
Принадлежит:

The invention discloses an airport conflict hotspot identifying method, which comprises the steps of reading and preprocessing scene surveillance radar data, extracting historical taxiing tracks of aircrafts, calculating a set of passing aircrafts by taking a taxiway component as a unit, analyzing whether overlapped taxiing routes and taxiing time exist between the aircrafts, and whether courses and distances between the aircrafts exceed predetermined threshold values, and identifying the aircraft that satisfies a hotspot generating condition in the set of aircrafts passing through a same taxiway as an airport hotspot. The airport conflict hotspot identifying method disclosed by the invention has the beneficial effects that the method, which is not based on historical unsafe event or potential accident data, is simple to acquire scene surveillance data, relatively low in expert participation degree, direct in airport hotspot identifying process and clear in result.

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Номер записи: 6
15-08-2023 дата публикации

Accident grade evaluation method and system for transportation aviation aircraft of more than 50 tons

Номер: CN116596404A
Автор: WANG ZHANHAI, XIA ZHENGHONG, ZHU XINPING, CHEN QI, MAO YANFENG, WAN JIAN, LUO XUFENG, YAO XIN, YANG RUI, ZHAO CONG
Принадлежит:

The invention discloses an accident grade evaluation method and system for a transportation aviation aircraft of more than 50 tons, and the method comprises the steps: S1, constructing an accident repair cost index parameter library, collecting the evaluation value corresponding to the transportation aviation aircraft, according to the cost index of the accident repair cost index parameter library, the historical accident repair cost of the transportation aviation aircraft is counted to obtain the repair cost corresponding to the transportation aviation aircraft; s2, constructing a K-Means clustering algorithm model, and dividing initial repair cost proportion ranges corresponding to three categories based on a clustering result; and S3, constructing a verification algorithm model based on a multi-target comprehensive preference function, and obtaining a verification category to which the new accident aircraft belongs based on a verification category range divided by the multi-target comprehensive ...

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Номер записи: 7
02-09-2009 дата публикации

Anti-theft device of bottom of vehicle body of motorcycle and aided vehicle

Номер: CN0101519086A
Автор: XIA ZHENGHONG, ZHENGHONG XIA
Принадлежит:

The invention relates to an anti-theft device, in particular to an anti-theft device of the bottom of a vehicle body of a motorcycle and an aided vehicle. The anti-theft device is characterized by comprising a strengthening support plate and an anti-theft lock device, wherein one end of the strengthening support plate is fixedly connected with the bottom of the vehicle body, the other end of the strengthening support plate contacts a brake supporting frame when the brake supporting frame is in the supporting state, and the anti-theft lock device is arranged at the contact position of the brake supporting frame and the strengthening support plate; the device has the advantages that the anti-theft lock is difficult to be prized unless the vehicle is lifted for theft, which is very easy for people to find; due to the special design of strengthening support plate which very firmly fixes the brake supporting frame in the supporting state by the anti-theft lock, the anti-theft device has simple ...

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Номер записи: 8
11-11-2015 дата публикации

Automatic glassware down of sprocket embryo spare

Номер: CN0204751462U
Автор: DING XIANG, HUA LIN, WANG WEI, WU XIUHONG, TANG JUN, XIA ZHENGHONG, LI XIAOBING, YE QIANGHUA, DING HONGLIN, YANG XIAOLE, GU SHENGMING, LONG SONGHUA
Принадлежит:

The utility model discloses an automatic glassware down of sprocket embryo spare, automatic glassware down of sprocket embryo spare contain a drive division, the drive division on be equipped with a rotatable fin, the head of fin be equipped with a detachable and dial the ware. The utility model discloses an automatic glassware down of sprocket embryo spare's advantage is: during the use, behind the to complete the processing of, drive actuating cylinder and start on the lathe tool when sprocket embryo spare for the annular annular that the wane of cylinder ejector pin jack -up fin, the semi -circular bayonet socket of the ware that dials directly blocked on the outer wall of sprocket embryo spare is outstanding, directly follow the lathe tool with sprocket embryo spare and shell down, easy operation, greatly reduced workman's intensity of labour, improved the machining efficiency of sprocket, the practicality is strong. In addition, owing to dial that the ware detachable is liftoff to ...

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Номер записи: 9
11-11-2015 дата публикации

Pipe embryo automatic feeding

Номер: CN0204751461U
Автор: GU SHENGMING, DING HONGLIN, XIA ZHENGHONG, DING XIANG, YE QIANGHUA, GAO GUIYUAN, CAO GENHU, LI XIAOBING, CHENG YAONAN
Принадлежит:

The utility model discloses a pipe embryo automatic feeding, pipe embryo automatic feeding contain the fixed bolster of a pair of relative setting, the bottom of fixed bolster be equipped with detachable guide horizontal bar respectively, the fixed bolster contain a triangle -shaped's support subject, support subject's head be equipped with the long banding location of detachable horizontal bar. The utility model discloses a pipe embryo automatic feeding's advantage is: during the use, the user is when the processing pipe, as long as place a plurality of pipes between the fixed bolster to arrange on the guide horizontal bar. Simultaneously, the user adjusts the height of location horizontal bar according to the size of pipe to make the pipe to roll out from the bottom of fixed bolster smoothly, application scope is wide, and the flexibility is high, has effectively improved the machining efficiency of pipe, and the practicality is strong.

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Номер записи: 10
07-07-2023 дата публикации

Machine tool for machining end face gear

Номер: CN116393639A
Автор: DING XIANG, YANG XIAOLE, CAO FUYANG, LI XIAOBING, XIA ZHENGHONG, WU XIUHONG
Принадлежит:

The invention belongs to the technical field of gear forging and pressing, and particularly relates to an end face gear machining machine tool which comprises a machine tool body capable of driving a limiting device and placing a driving device, the limiting device slidably connected to the driving end of the machine tool body and capable of limiting a pressed gear blank, and the driving device slidably connected to the driving end of the machine tool body and capable of limiting the pressed gear blank. The driving device is arranged at the left end of the machine tool body and can drive the outer wall notch forging and pressing device and the forging and pressing device, and the outer wall notch forging and pressing device is connected to the outer wall of the driving end of the driving device and can carry out forging and pressing on the side edge of a gear blank. And the inner diameter of the inner wall of the gear blank can be controlled, the forging and pressing die does not need to ...

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Номер записи: 11
11-11-2015 дата публикации

Sprocket embryo spare car processing embryo spare fixing device

Номер: CN0204748130U
Автор: DING HONGLIN, WANG WEI, YE QIANGHUA, GAO GENHU, GAO GUIYUAN, LONG SONGHUA, XIA ZHENGHONG, WU XIUHONG
Принадлежит:

The utility model discloses a sprocket embryo spare car processing embryo spare fixing device, sprocket embryo spare car processing embryo spare fixing device contain an upper bracket and a lower carriage, the upper bracket on be equipped with a rotatable locking profile. The utility model discloses a sprocket embryo spare car processing embryo spare fixing device's advantage is: during the use, sprocket embryo spare is delivered to on the lathe tool through feeding belt to in falling into the trapezoidal location notch of falling of lower carriage, simultaneously, the drive circular slot of locking profile is connected with an external cylinder, and the cylinder started this moment, and the locking profile takes place to rotate, and the fixed of sprocket embryo spare has just so been accomplished in the outside of the outstanding rapid grasping sprocket embryo spare of lock on the knot dish, processes with convenient subsequent lathe tool. Utilize the cooperation of lower carriage spout ...

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Номер записи: 12
10-02-2010 дата публикации

Reliable transmission acceleration method facing networks with high error rate and long delay characteristics

Номер: CN0101645765A
Автор: ZHIHONG QIN, JUNFENG WANG, JUAN ZHANG, ZHENGHONG XIA, QIN ZHIHONG, WANG JUNFENG, ZHANG JUAN, XIA ZHENGHONG
Принадлежит:

The invention relates to a reliable transmission acceleration method facing networks with high error rate and long delay characteristics, belonging to a reliable end-to-end transmission method of internet. In the invention, reasons that the network loses packages are distinguished according to the following method on the basis of a FAST TCP protocol: when a sending end receives 3 repeated ACK packages, the difference value of the transmission speed of a previous RTT and the transmission speed of a present RTT can be determined, when the transmission speed of the present RTT is larger than thetransmission speed of the previous RTT, the network does not have congestion, and the reason for losing package is link error; and when the transmission speed of the present RTT is greatly smaller than the transmission speed of the previous RTT, then the network can have congestion, and the package loss can be determined to be caused by network congestion. Calculated RTT can accurately and timelyreflect ...

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Номер записи: 13
04-11-2015 дата публикации

Sprocket honing mounting fixture

Номер: CN0204736072U
Автор: XIA ZHENGHONG, YE QIANGHUA, TANG JUN, WU XIUHONG, LI XIAOBING, CHENG YAONAN, WENG LING, LI WEI, CHEN WEIFENG
Принадлежит:

The utility model discloses a sprocket honing mounting fixture, sprocket honing mounting fixture contain an annular clamp ring, clamp ring's outer wall on be equipped with a claviform handle, clamp ring's inner wall on be equipped with a locator card of suddenly constituteing by locator card array suddenly. The utility model discloses a sprocket honing mounting fixture's advantage is: during the use, the user is when carrying out honing process to sprocket embryo spare, as long as in placing clamp ring with the sprocket to it can to make the locator card suddenly block the sprocket tooth's socket of corresponding position. Like this, the user just can directly place the honing machine bench with this mounting fixture and process, convenient and fast, and easy operation has improved the machining efficiency of sprocket embryo spare greatly, and the practicality is strong.

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Номер записи: 14