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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 20. Отображено 20.
18-07-2023 дата публикации

Universal crop three-dimensional automatic imaging system

Номер: CN116448002A
Принадлежит:

The invention discloses a universal crop three-dimensional automatic imaging system, which relates to the technical field of plant form three-dimensional imaging and comprises an imaging device and a control system. The imaging device comprises a base, a rotary photographing unit and a carrying seat. The base is used for placing the rotary photographing unit and is of a hollow structure; the rotary photographing unit comprises a rotary chassis, a background plate, an imaging arm and a support frame; the rotating chassis is of a hollow structure, the base and the hollow structure of the rotating chassis are used for embedding the carrying seat, the background plate and the imaging arm are arranged on the two sides of the rotating chassis respectively and are oppositely arranged, the imaging arm is provided with a plurality of cameras from top to bottom, and the supporting frame is used for fixing and supporting the imaging arm; the carrying seat is used for placing a to-be-tested plant.

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29-09-1999 дата публикации

Multi-element synthetized oxidation preventive agent and its prepn. method

Номер: CN0001229830A
Принадлежит:

A synthetic multi-element anti-oxidizing agent used for carbon-containing refractory material and ceramic material is prepared from the compounds of Al, Ca, Mg, Zr, Si and B, and rare-earth elements through reaction and crushing. It features high anti-oxidizing performance, high-temp flex strength and stability, and long service life.

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02-07-2014 дата публикации

Helicopter mooring flight testing protective device and mooring method of helicopter mooring flight testing protective device

Номер: CN103895873A
Принадлежит:

The invention provides a helicopter mooring flight testing protective device and a mooring method of the helicopter mooring flight testing protective device. The helicopter mooring flight testing protective device and the mooring method are simple, practical, convenient to operate, safe, reliable and low in cost. According to the technical scheme, the helicopter mooring flight testing protective device comprises a longitudinal protective rod, a transverse protective rod and four installation bases, the longitudinal protective rod and the transverse protective rod are two metal tubes respectively, the lengths of the longitudinal protective rod and the transverse protective rod are equal to the diameters of helicopter rotors, each the installation base is provided with a base, a compression cover and a stopping pin, the bases are provided with double U-type grooves, helicopter longitudinal sliding tubes are placed into the U-type grooves in one sides of the bases, the longitudinal protective ...

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15-06-2011 дата публикации

Special clamp for motor shell macropore series for fine boring rail train

Номер: CN0102091806A
Принадлежит:

The invention discloses a special clamp for a motor shell macropore series for a fine boring rail train. The special clamp comprises a base, a supporting post, a positioning clamping plate and a tightening bolt; the upper end face of the positioning clamping plate is provided with a positioning seam allowance, a positioning plane and a tightening fixing hole; the positioning seam allowance is matched with a phi 465mm hole on a workpiece end face A; the tightening fixing hole corresponds to a mounting screw hole on a workpiece to be processed; the positioning clamping plate is fixed on the base through the supporting post; and the workpiece is fixed on the upper end face of the positioning clamping plate through the tightening bolt. The end face A, the phi 465mm hole on the face and a lateral surface B are adopted for positioning, and the workpiece is clamped by the tightening bolt 4, so the workpiece is positioned accurately and installed stably; axial tightening and fixing are performed ...

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08-06-2011 дата публикации

Movable fixture used for processing matched seam allowance of axle box upper body

Номер: CN0102085620A
Принадлежит:

The invention relates to a movable fixture used for processing a matched seam allowance of an axle box upper body, comprising a movable base plate and three cambered surface positioning clamping device, two inclined planes, a middle plane, two mounting planes and three positioning fixing holes are arranged above the movable base plate, the two cambered surface positioning clamping devices are symmetrically arranged on the two inclined planes at the left section relative to the width center line of the movable base plate, one cambered surface positioning clamping device is arranged on the middle plane at the right section of the movable base plate, each cambered surface positioning clamping device is composed of a spherical positioning pin, a '7'-shaped clamping arm and a compression screw, the spherical positioning pin is fixed on the movable base plate, and the three spherical positioning pins correspond to the surfaces of inner holes at the two ends of bearing holes of a workpiece. The ...

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18-11-2015 дата публикации

Lathe tool with special hookup cover

Номер: CN0204770737U
Принадлежит:

The utility model relates to a lathe tool with special hookup cover, including handle of a knife, hookup cover, lathe tool pole and lathe tool piece, fixed mounting has the blind rivet above the handle of a knife, and the handle of a knife lower surface is equipped with the blind hole, and hookup cover fixed mounting is in the blind hole, and the tip is radially opened under the hookup cover has the through -hole, and lathe tool pole fixed mounting is in the through -hole, and lathe tool piece fixed mounting is at the tip of lathe tool pole. The utility model discloses an adjustable installation of lathe tool pole is sheathe in the hookup, can adjust the position of lathe tool pole in hookup cover through -hole according to the size of processing the aperture, it is higher to process the concentricity of coming out like this, the lathe tool clamping block of having solved traditional vertical lathe standard configuration is long -pending great, the part in the unable less aperture of processing ...

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17-08-2011 дата публикации

Special balance boring cutter device for large-aperture and high-precision boring

Номер: CN0102151861A
Принадлежит:

The invention provides a special balance boring cutter device for large-aperture and high-precision boring. The device comprises a main rotating shaft, a balancing cutter rest, a boring cutter holder, boring cutter blades, a cutter handle fastening piece, a balancing weight and a balancing weight fastening piece, wherein, the center of the balancing cutter rest is equipped with a connecting hole; the boring cutter holder and the balancing weight are respectively arranged in a cutter holder hole and a counterweight hole on two ends of the balancing cutter rest; the balancing cutter rest is fixedly arranged on a torque transmission section of the main rotating shaft through the connecting hole; and the whole device meets the requirements for dynamic balance. In the invention, during the process of boring large-aperture holes, the whole boring cutter device steadily operates without radial shock; and the dimensional precision of the machined holes reaches IT5-IT6, and the surface roughness ...

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05-10-2005 дата публикации

Green environmental-protection fodder preparing method

Номер: CN0001676017A
Принадлежит:

The present invention discloses a green environment-protecting feed. Its composition includes (by wt%) 55-65% of corn, 25-35% of soybean care, 2-4% of miscellaneous grain cake, 1-3% of bran, 0.55-0.65% of calcium hydrosulfate, 1.5-2.3% of stone powder, 0.4-0.6% of phytase, 0.01-0.3% of lisine, 0.1-0.2% of methionine, 0.4-0.6% of compound enzyme preparation, 0.1-0.14% of 50% choline, 0.02-0.03% of compound multivitamin, 0.15-0.25 of compound organic trace element and 0.71-0.91 of diluting agent. It can effectively raise flavour and quality of meat product.

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10-08-2011 дата публикации

Special detection tool for measuring upper body matching external conical surface of motor car bogie axle box

Номер: CN0102147222A
Принадлежит:

The invention discloses a special detection tool for measuring an upper body matching external conical surface of a motor car bogie axle box. The special detection tool comprises a portal rod, a fixing measurement pin and a dial indicator; the portal rod consists of a left support, a right support and a lifting handle rod; lower end surfaces of the left support and the right support are positioned in a same plane, and heights of the left support and the right support correspond to the height of a spigot; the fixing measurement pin is mounted on the inner side of the lower section of the left support, and an included angle between the axis of the fixing measurement pin and the lower end surface of the left support is 16 DEG; a distance between the lower end point of the fixing measurement pin and the lower end surface of the left support is 10mm; the dial indicator is fixedly mounted in the lower section of the right support; the axis of the dial indicator and the axis of the fixing measurement ...

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10-08-2011 дата публикации

Movable clamp fixing frame for processing matching seam allowance for axle box upper body

Номер: CN0102145407A
Принадлежит:

The invention discloses a movable clamp fixing frame for processing a matching seam allowance for an axle box upper body. The movable clamp fixing frame consists of two high vertical shafts, a low vertical column, and a fixing bottom plate; all vertical shafts are fixed on the fixing bottom plate; the distribution positions of three vertical shafts correspond to three positioning and installation holes on a movable bottom plate; a thread hole is formed in the center of each vertical shaft; the upper plane of the movable bottom plate of a movable clamp is placed on three vertical shafts and is fixed by positioning and fastening screws; after the movable clamp is fixed and mounted, the matching seam allowance of a workpiece to be processed faces upward to ensure that the movable bottom plate can be accurately mounted on the fixing frame, so that the workpiece can be conveniently processed by a processing center; and the actual using verifies that the movable clamp fixing frame is matched ...

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07-09-2011 дата публикации

Compound fixture for processing matched seam allowance on upper body of motor car bogie axle box

Номер: CN0102172841A
Принадлежит:

The invention discloses a compound fixture for processing a matched seam allowance on the upper body of a motor car bogie axle box. A rough machining bearing hole serves as a locating surface; when a workpiece is installed, a movable bottom plate in a movable fixture is placed on an adjusting fixture; the movable fixture and the adjusting fixture are precisely located by two movable bottom plate locating rods; the workpiece is accurately located on the movable fixture by two workpiece locating rods; after the workpiece is located, the workpiece is fixed by a compression screw; then the movable fixture is turned over to be installed on a fixed support; a space is formed between the top surface of the compression screw and a fixed bottom plate; and after the movable fixture is fixed and installed, the matched seam allowance on the workpiece faces upwards. Thus, the workpiece is positioned on a processing center, one-time clamping can be used for milling the matched seam allowance, a lower ...

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15-07-2015 дата публикации

Method utilizing traditional Chinese medicine to treat headache

Номер: CN104771599A
Принадлежит:

The invention discloses a method utilizing a traditional Chinese medicine to treat headache. The traditional Chinese medicine is composed of the following raw materials by weight: 2 grams of radix bupleuri, 1.5 grams of kudzu vine root, 2 grams of mint leaf, 3 grams of borneol, 1.8 grams of ligusticum wallichii, 3 grams of dahurian angelica root, 4 grams of gentian, 3 grams of honeysuckle flower, 2 grams of wild chrysanthemum flower, 1.2 grams of asarum herb, 2 grams of rhizoma gastrodiae, 3 grams of Chinese magnoliavine, 1.5 grams of saffron, 1.8 grams of licorice, and 2.5 grams of achyranthes root. The raw materials are weighed according to the formula mentioned above, then the mixture is grinded to a size of 150 meshes, the powder is placed in an electronic censer, then the censer is started, and the smoke can be absorbed by people from the nasal cavity. No matter the traditional Chinese medicine is orally taken or absorbed from the nasal cavity, the headache caused by various reasons ...

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04-01-2012 дата публикации

Ground towing machine wheel of skid type helicopter

Номер: CN0101716997B
Принадлежит:

The invention relates to a ground towing machine wheel for transportation of a skid type helicopter; the ground towing machine wheel of the skid type helicopter comprises a base (1), wheels (2), a bearing (3) and a protective pad (4), wherein a channel (5) for mounting the bearing (3) is arranged at the bottom part of the base (1), the wheels (2) are arranged at two ends of the bearing (3) and are locked at two sides of the base (1) by nuts, the base (1) is provided with a U-shaped groove (7) for containing a pinch bar (6), the protective pad (4) is arranged in the U-shaped groove (7), a transverse groove (8) and a vertical groove (9) are symmetrically arranged at two walls of the U-shaped groove (7), and the protective pad (4) is provided with the corresponding transverse groove and the vertical groove at the position; the ground towing machine wheel of the skid type helicopter has simple structure, convenient operation and low maintaining cost and is very suitable for short-distancetransportation ...

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14-09-2011 дата публикации

Special detection tool for measuring inner conical surface matched with lower body of shaft box of bogie of motor car

Номер: CN0102183186A
Принадлежит:

The invention provides a special detection tool for measuring an inner conical surface matched with a lower body of a shaft box of a bogie of a motor car, which comprises a detection frame, a fixed measuring leg and a dial gauge, wherein the detection frame comprises a single-rod end, a handheld handle, a double-rod end, a vertical rod and a cross rod, lower end faces of the single-rod end and the double-rod end are located in the same plane, the vertical rod is fixed on the lower end of the single-rod end, the cross rod is fixed on the lower end face of the double-rod end, the fixed measuring leg is fixed on the vertical rod, the dial gauge is arranged on the cross rod, the axis of the dial gauge and the axis of the fixed measuring leg are located in the same plane, and the included angle between the axis of the dial gauge and the axis of the fixed measuring leg is 148 DEG. During the measurement, a measuring head of the dial gauge and a lower end point of the fixed measuring leg are located ...

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15-07-2015 дата публикации

Electric-driven unmanned helicopter

Номер: CN104773297A
Принадлежит:

The invention relates to an electric-driven unmanned helicopter which comprises a helicopter body, a tail beam, a speed reducer, a power battery pack (1), a motor and a motor controller. The power battery pack (1) can supply power for the motor controller (2) through two wires b (6); the motor controller (2) is connected with the motor (3) through three wires a (5) and can supply power for the motor (3), so that the motor (3) can be driven to rotate; the motor controller (2) can change the current size through a multiphase staggered parallel-connection Buck circuit, so that the rotating speed of the motor can be changed, the variable speed output of the helicopter in a full-power state can be obtained, and the cruise efficiency at low blade tip speed is improved. Meanwhile, the fuel consumption of the electric-driven helicopter is eliminated, and the noise of the helicopter is reduced.

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02-06-2010 дата публикации

Ground towing machine wheel of skid type helicopter

Номер: CN0101716997A
Принадлежит:

The invention relates to a ground towing machine wheel for transportation of a skid type helicopter; the ground towing machine wheel of the skid type helicopter comprises a base (1), wheels (2), a bearing (3) and a protective pad (4), wherein a channel (5) for mounting the bearing (3) is arranged at the bottom part of the base (1), the wheels (2) are arranged at two ends of the bearing (3) and are locked at two sides of the base (1) by nuts, the base (1) is provided with a U-shaped groove (7) for containing a pinch bar (6), the protective pad (4) is arranged in the U-shaped groove (7), a transverse groove (8) and a vertical groove (9) are symmetrically arranged at two walls of the U-shaped groove (7), and the protective pad (4) is provided with the corresponding transverse groove and the vertical groove at the position; the ground towing machine wheel of the skid type helicopter has simple structure, convenient operation and low maintaining cost and is very suitable for short-distance transportation ...

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08-06-2011 дата публикации

Adjusting fixture used for processing matched seam allowance of axle box upper body

Номер: CN0102085621A
Принадлежит:

The invention relates to an adjusting fixture used for processing a matched seam allowance of an axle box upper body, comprising an adjusting base plate, three movable plate positioning pin bushes and two workpiece positioning pin bushes, wherein the three movable plate positioning pin bushes and the two workpiece positioning pin bushes are fixed on the adjusting base plate, the three movable plate positioning pin bushes correspond to the three positioning mounting holes on the movable base plate, the two workpiece positioning pin bushes correspond to connecting holes on workpieces, two movable base plate positioning sticks are sheathed in the movable plate positioning pin bushes and the positioning mounting holes on the movable base plate to realize accurate positioning of a movable fixture and the adjusting fixture, two workpiece positioning core rods are respectively inserted into the connecting holes on the workpieces and the workpiece positioning pin bushes to realize accurate positioning ...

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08-07-2015 дата публикации

Novel anaesthesia machine

Номер: CN104759010A
Принадлежит:

The invention provides a novel anaesthesia machine. The novel anaesthesia machine comprises a housing, an atomization device, a temperature and humidity meter, a pressure meter, a flowmeter, a display screen, a switch, a worktable, an anaesthesia catheter, a mask and a storage box; the pressure meter, the flowmeter, the display screen and the switch are arranged at the upper end of the housing; the display screen is connected with the switch; the temperature and humidity meter and the atomization device are arranged in the middle of the anaesthesia machine; the worktable is arranged under the temperature and humidity meter and the atomization device; the storage box is arranged at the bottom of the anaesthesia machine; the anaesthesia catheter is arranged at the top of the anaesthesia machine; the front section of the anaesthesia catheter is connected with the atomization device; the mask is arranged at the tail end of the anaesthesia catheter; the pressure meter and the flowmeter are connected ...

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17-08-2011 дата публикации

Rough and fine boring device for processing cutter bar with step holes at two ends

Номер: CN0102151862A
Принадлежит:

The invention discloses a rough and fine boring device for processing a cutter bar with step holes at two ends, which comprises a rotating main shaft, a balancing cutter bar, an adjustable rough boring holder, a rough boring cutter body, a rough boring cutter blade, an adjustable fine boring holder, a fine boring cutter body and a fine boring cutter blade, wherein the rough boring cutter body and the fine boring cutter body are respectively arranged on the adjustable rough boring holder and the adjustable fine boring holder; the adjustable rough boring holder and the adjustable fine boring holder are arranged on the balancing cutter bar, the machining allowance between a rough boring piece and a fine boring piece is 0.1-0.5 millimeter, and the whole rough and fine boring device meets dynamic balance requirements. The rough and fine boring device can be used for boring and machining a big hole while synchronously roughly boring and fine boring, and has a simple structure and low cost which ...

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14-07-2023 дата публикации

Account authentication method and device, equipment and medium

Номер: CN116436655A
Автор: LI YANG, SUN CHUANLIANG
Принадлежит:

The embodiment of the invention discloses an account authentication method, which comprises the following steps: if an account authentication instruction corresponding to an account to be authenticated is obtained, determining identification information according to the account authentication instruction, and judging whether an auxiliary authentication account corresponding to the identification information exists or not; if yes, sending out authentication information by using available contact information of the auxiliary authentication account; and if authentication feedback information sent by the sending terminal or the sending application program of the account authentication instruction is obtained, judging whether the to-be-authenticated account passes authentication or not according to the authentication feedback information.

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