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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.
23-05-2023 дата публикации

Automatic calibration system and method for navigation parameters of laser unmanned forklift

Номер: CN116148824A
Принадлежит:

An automatic calibration system for navigation parameters of a laser unmanned forklift is applied to the laser unmanned forklift, the laser unmanned forklift comprises a driving front wheel and two rear wheels with collinear motion axes, the front wheel is a driving steering wheel, and the automatic calibration system for the navigation parameters of the laser unmanned forklift comprises a central controller. A driving encoder used for measuring the rotation angular velocity of the front wheel is arranged on the driving front wheel of the laser unmanned forklift, a steering encoder used for measuring the rotation angle of the front wheel around the axis perpendicular to the ground is further arranged on the driving front wheel of the laser unmanned forklift, and a single-line laser radar for navigation is arranged at the top of the laser unmanned forklift. When the laser unmanned forklift is navigated, a single-line laser radar is needed to execute mapping and positioning functions.

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19-01-2005 дата публикации

Mouse with cooling and warming function

Номер: CN0001567168A
Автор: DENG ZHIHENG, ZHIHENG DENG
Принадлежит:

This invention relates to a computer accessories, which comprises network mouse shell, small fan, heating fan, integration circuit, slide switch, mouse button, mouse base and mouse ball. Its uses are to evaporate sweat in the hand to cool the hands in hot days through fan and to warm hand through heating slice when it is cold. It controls through slide switch and to let small fan conduct electricity by pressing first grade and to let the heating threshed conduct electricity by pressing second grade and to shut down the power by pressing the third grade.

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22-08-2023 дата публикации

Ultrasonic detection device and method for rubber shock insulation support

Номер: CN116626159A
Принадлежит:

The invention discloses an ultrasonic detection device and method for a rubber shock insulation support. The ultrasonic detection device for the rubber shock insulation support comprises a rack, a detection table, a rotary driving device and a detection device, the rotation driving device comprises a clamping mechanism and a rotation driving mechanism used for driving the rubber shock insulation support to rotate. The detection device comprises a coupling agent spraying mechanism, a plurality of groups of ultrasonic detection mechanisms and a radial adjusting mechanism; the coupling agent spraying mechanism is used for spraying a coupling agent to the side surface of the rubber shock insulation support; the ultrasonic detection mechanism comprises a plurality of ultrasonic probes, a parallelogram hinge mechanism for mounting the plurality of ultrasonic probes, and a power driving mechanism for driving the parallelogram hinge mechanism to integrally lift and telescopically deform. According ...

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30-06-2023 дата публикации

Connecting structure of steel reinforced column and steel reinforced beam

Номер: CN116356957A
Принадлежит:

The invention relates to the technical field of steel structure connection, in particular to a connecting structure of a steel reinforced column and a steel reinforced beam, which comprises a column seat and a beam seat, the column seat is connected with the beam seat, a first mounting groove for mounting the steel reinforced beam is formed in the beam seat, a second mounting groove for mounting the steel reinforced column is formed in the column seat, and the first mounting groove is connected with the second mounting groove. The connecting structure further comprises a column connecting assembly which is arranged in the second mounting groove and used for fixing the steel rib column in the second mounting groove. The beam connecting assembly is arranged in the first mounting groove and used for fixing the steel rib beam in the first mounting groove; the transmission unit is arranged between the column connecting assembly and the beam connecting assembly, and when the main connecting assembly ...

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23-06-2023 дата публикации

Connecting structure of steel reinforced concrete beam and shear wall

Номер: CN116290353A
Принадлежит:

The invention relates to the technical field of steel structure connection, in particular to a steel reinforced concrete beam and shear wall connecting structure which comprises a wallboard, a base and a mounting seat, the base and the mounting seat are both arranged on the wallboard, a mounting groove is formed in the mounting seat, and the connecting structure further comprises a clamping module arranged on the base and used for clamping a steel reinforced concrete beam and a shear wall. The concrete beam is fixed; the monitoring module is arranged between the mounting groove and the base and used for monitoring the position of the concrete beam in the mounting groove and controlling the clamping module to work; the clamping module is automatically controlled to stably clamp the concrete beam, the stability of connection between the concrete beam and the shear wall can be further improved by arranging the auxiliary clamping unit, and compared with a traditional bolt fixing mode, under ...

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19-11-2014 дата публикации

Ceramsite recycled concrete as well as hollow block masonry and preparation method thereof

Номер: CN104150821A
Принадлежит:

The invention discloses ceramsite recycled concrete, a hollow block masonry and a preparation method of the hollow block masonry. The ceramsite recycled concrete consists of the following raw materials in parts by weight: 360-440 parts of ceramsite, 660-860 parts of a recycled fine aggregate, 400-520 parts of cement and 150-200 parts of water. The ceramsite recycled concrete disclosed by the invention adopts the ceramsite as a light-weight coarse aggregate, adopts waste concrete as the recycled fine aggregate, integrates the characteristics of a lightweight aggregate and recycled aggregate concrete, and ensures that the ceramsite recycled concrete has the advantages of energy conservation, waste utilization, environmental protection, light weight, heat preservation, heat insulation and the like. A hollow block manufactured by adopting the ceramsite recycled concrete disclosed by the invention is a green wall material which has the performances of light weight, environmental protection, ...

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18-04-2023 дата публикации

Steel rib fixing mechanism for steel rib concrete member

Номер: CN115977249A
Принадлежит:

The invention discloses a steel rib fixing mechanism for a steel rib concrete member, and belongs to the technical field of steel rib concrete members, the steel rib fixing mechanism comprises a limiting frame, fixing assemblies are arranged at the two ends of the limiting frame, each fixing assembly comprises a limiting base, and a limiting connecting column is arranged at the end, close to the limiting frame, of each limiting base; the two ends of the limiting frame are fixedly connected with second limiting pipes corresponding to the limiting connecting columns, and one end of each second limiting pipe is in threaded connection with a plurality of first fastening screws used for fixing the limiting connecting columns. The steel rib fixing mechanism is simple in structure, during use, a user can adjust the application range of the steel rib fixing mechanism according to actual use requirements through mutual cooperation of multiple structures, the applicability of the steel rib fixing ...

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28-04-2023 дата публикации

Shock insulation/vibration isolation layer for building structure

Номер: CN116025214A
Принадлежит:

The shock/vibration isolation layer for the building structure comprises shock/vibration reduction devices arranged in an upper structure and a lower structure, and each shock/vibration reduction device comprises a plurality of sets of integrated supports arranged in series; each group of integrated support comprises a connecting plate and a unit support, and the connecting plate comprises an upper connecting plate and a lower connecting plate; the multiple sets of unit supports are arranged between the upper connecting plate and the lower connecting plate. The upper connecting plate is connected with an upper structure or a lower connecting plate of an integrated support located above the upper structure. The lower connecting plate is connected with a lower structure or an upper connecting plate of an integrated support located below the lower structure. Each unit support comprises an upper sealing plate, a lower sealing plate and an elastic cushion arranged between the upper sealing plate ...

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05-11-2014 дата публикации

Recycled aerated concrete block and making method thereof

Номер: CN104130005A
Принадлежит:

The invention provides a recycled aerated concrete block. Recycled concrete powder substitutes 25-50wt% of sand to make the recycled aerated concrete block, and the silicon content of the recycled aerated concrete block is controlled at 51.9-71.6wt%. Comprehensive strength, dry density and drying shrinkage tests prove that the recycled aerated concrete block accords with technological stands of Autoclaved Aerated Concrete Block (GB11968-2006) B06A3.5 and B06A5.0 qualified products, and the water absorption is in a normal range. The production of recycled aerated concrete by using waste concrete is feasible. The recycled aerated concrete can effectively reduce the exploitation of hill sand or river sand, and reduces the production cost; and compared with shale bricks, the block made in the invention has the advantages of low price and environmental protection.

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09-09-2015 дата публикации

Multipurpose is pressed and is drawn reaction frame

Номер: CN0204630811U
Принадлежит:

The utility model provides a multipurpose is pressed and is drawn reaction frame: including top connection and lower clutch, the top connection includes that the roof reaches and roof connection four round bar, slide head under four round bar bottom is connected, the lower clutch includes bottom plate and the four round bar of being connected with the bottom plate, reaches the last slide head of being connected with the round bar, overhead all being provided with of sliding under last slide head reaches supplies the gliding trompil of homonymy round bar, go up the slide head and be provided with the test piece down between the slide head. The utility model discloses a can provide a simple device of testing tensile strength, what simultaneously we can utilize the device and measure building material such as concrete with the help of general servo mechanical press is drawn the full curve of stress -strain, and the effect is showing, has fine commercial value and experiment effect.

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02-09-2015 дата публикации

Multipurpose compressive tensile reaction frame

Номер: CN104880361A
Принадлежит:

A multipurpose compressive tensile reaction frame comprises an upper joint and a lower joint. The upper joint comprises a top plate and four round bars connected with the top plate. The bottoms of the four round bars are connected with a lower slide head. The lower joint comprises a base plate, four round bars connected with the base plate and an upper slide head connected with the round bars. The upper slide head and the lower slide head are both provided with openings which enable round bars at the same side to slide. A test piece is arranged between the upper slide head and the lower slide head. The invention can provide a simple device for testing tensile strength. Meanwhile, by the utilization of the device and by means of a general servo press, a tensile stress-strain full curve of building materials such as concrete and the like can be measured, and the effect is remarkable. The multipurpose compressive tensile reaction frame has good business value and experiment effect.

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23-06-2023 дата публикации

Light truss type steel reinforced concrete beam structural member

Номер: CN116290564A
Принадлежит:

The invention discloses a light truss type steel-reinforced concrete beam structural member, which belongs to the technical field of steel-reinforced concrete beams and comprises a concrete beam body, a steel-reinforced component is arranged in the concrete beam body, and limiting connecting plates are arranged at two ends of the concrete beam body. The two ends of the limiting connecting plate are fixedly connected with first reinforcing plates corresponding to the steel rib assemblies, the two ends of the concrete beam body are provided with connecting assemblies corresponding to the limiting connecting plate and the first reinforcing plates, each steel rib assembly comprises reinforcing steel plates arranged at intervals, and a plurality of metal supporting plates are arranged on the side faces of the reinforcing steel plates. The side face of the reinforcing steel plate is fixedly connected with a metal reinforcing plate. The device is simple in structure and convenient to use, during ...

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21-01-2015 дата публикации

Environment-friendly type hollow building block prepared from ceramsite, concrete and polyphenyl particle

Номер: CN104291753A
Принадлежит:

The invention discloses an environment-friendly type hollow building block prepared from ceramsite, concrete and polyphenyl particle. The building block is prepared by employing spherical mineral-slag ceramsite as a crude aggregate, employing crushed waste concrete as a fine aggregate, doping polyphenyl particle, and mixing with water and cement. The beneficial effects comprise that wastes are utilized as materials for preparing the hollow building block, the hollow building block is friendly to environment and low in production cost.

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06-08-2014 дата публикации

High-pressure servo dynamic true triaxial testing machine

Номер: CN103969107A
Принадлежит:

The invention discloses a high-pressure servo dynamic true triaxial testing machine. A main machine consists of three sets of loading/unloading systems which are independent from one another, including two sets of vertical loading/unloading systems and a set of horizontal loading/unloading system which are all high-rigidity loading/unloading frames. The testing machine is a comprehensive type rigidity testing machine which can perform multiple tests such as simple single-shaft tension, compression and shearing tests, ordinary triaxial tests and true triaxial tests, moreover the testing machine can provide pressure which is large enough to meet experiment requirements of materials such as most rock, static load and disturbance load can be independently exerted to a rock sample test piece in three directions which are perpendicular to one another in a three-dimensional space, and the load can be rapidly unloaded in a single side. In addition, all operation is accomplished by a computer keyboard ...

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