Настройки

Укажите год
-

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

Подробнее
-

Мониторинг СМИ

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

Подробнее

Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
Ведите корректный номера.
Ведите корректный номера.
Ведите корректный номера.
Ведите корректный номера.
Укажите год
Укажите год

Применить Всего найдено 49. Отображено 49.
18-07-2023 дата публикации

Air conditioner, control method and device thereof and readable storage medium

Номер: CN116447725A
Принадлежит:

The invention provides an air conditioner, a control method and device of the air conditioner and a readable storage medium. The air conditioner comprises at least one outdoor fan. The control method comprises the steps that the frequency of a compressor, the rotating speed of the outdoor fan and high pressure are obtained; in the refrigeration mode or the dehumidification mode, when the frequency of a compressor reaches a first threshold value, the rotating speed of an outdoor fan reaches a second threshold value, and the duration reaches a first time threshold value, the air conditioner is controlled to enter a target control mode; wherein in the target control mode, the rotation direction and the rotation speed of the outdoor fan are controlled according to the high pressure. According to the technical scheme, when the refrigeration mode cannot be operated at the low environment temperature, frequent starting and stopping of the outdoor fan are avoided.

Подробнее
12-05-2023 дата публикации

Intelligent grinding device and method for plane valve of mechanical part accessory

Номер: CN116100459A
Принадлежит:

The invention relates to the technical field of intelligent grinding of plane valves of mechanical part accessories of airplanes, in particular to an intelligent grinding device and method for plane valves of mechanical part accessories. The grinding disc module is arranged on the device rack; the two valve sheet grinding modules are correspondingly distributed on the two side edges of the grinding disc module; the two valve shell grinding modules are correspondingly distributed on the side edges of the two sides of the grinding disc module; the grinding fluid adding module is arranged on the device rack; and the grinding disc scrubbing module is arranged on the device rack and located on the side edge of the grinding disc module. Automatic grinding operation of multiple varieties and small batches of plane valves is achieved, automatic detection and finishing of the grinding disc are achieved, and the problems that traditional manual grinding of the plane valves is large in operation difficulty ...

Подробнее
27-06-2023 дата публикации

Treating agent capable of improving blood sample difference, kit and application of treating agent

Номер: CN116338177A
Принадлежит:

The invention discloses a treating agent capable of improving blood sample difference, a kit and application of the treating agent and the kit, and relates to the technical field of medical examination. The treatment agent comprises an organic solvent and PMSF, and by adding PMSF into a blood sample, the difference between a fresh serum sample and a plasma sample can be reduced, the detection result difference between an initially detected serum sample and a redetected serum sample can also be reduced, and the result interpretation accuracy can be improved.

Подробнее
04-07-2023 дата публикации

Multi-source information acquisition method for fault diagnosis of aviation hydraulic pump

Номер: CN116378953A
Принадлежит:

The invention discloses a multi-source information acquisition method for fault diagnosis of an aviation hydraulic pump, and relates to the technical field of aviation pump fault diagnose.The method comprises the steps that firstly, characteristic signals of an oil inlet, an oil outlet, a leakage oil port and the interior of the aviation pump are acquired and transmitted to a signal detection and data acquisition system; the method comprises the following steps: reading collected data, setting a read data interval and a related variable, carrying out wavelet packet decomposition and reconstruction on a signal, drawing an image taking time as a horizontal axis and reconstructed data as a longitudinal axis, carrying out de-noising processing by adopting a default threshold and using a function, carrying out de-noising according to a de-noising effect and adjusting the threshold to carry out de-noising, and drawing a de-noised image. And performing envelope demodulation on the wavelet coefficient ...

Подробнее
02-04-2020 дата публикации

AIR CONDITIONER LIMITING STRUCTURE AND AIR CONDITIONER

Номер: WO2020062983A1
Принадлежит:

The present disclosure relates to the technical field of air conditioners, and provided thereby are an air conditioner limiting structure and an air conditioner. The air conditioner limiting structure comprises a front panel lining board and a sliding door assembly. The front panel lining board is provided thereon with an air outlet, a top part of the sliding door assembly is provided with a load bearing, and the load bearing is in rolling cooperation with the front panel lining board so that the sliding door assembly selectively blocks the air outlet. A guide sliding piece is provided on the front panel lining board, a limiting groove is provided on the sliding door assembly, and the guide sliding piece is embedded in the limiting groove and is in sliding cooperation with the limiting groove. The present air conditioner limiting structure may effectively prevent a sliding door from deforming.

Подробнее
01-08-2023 дата публикации

Body-in-white rear longitudinal beam integrated structure

Номер: CN116513319A
Принадлежит:

The invention discloses a body-in-white rear longitudinal beam integrated structure which comprises a left side longitudinal beam of a cast aluminum rear longitudinal beam and a lap joint edge of the cast aluminum rear longitudinal beam, the left side longitudinal beam of the cast aluminum rear longitudinal beam and the lap joint edge of the cast aluminum rear longitudinal beam are sequentially arranged from left to right, the body-in-white rear longitudinal beam is subjected to integrated die casting, the wall thickness of an aluminum casting can be changed, and the wall thickness of the aluminum casting can be changed. After integrated design, the weight of cast aluminum is 18.524 kg, compared with a sheet metal part in the prior art, the weight is reduced by 8.78 kg, the light weight reaches 32.16%, the strength and rigidity are improved compared with the sheet metal part, on the premise that the performance of a body in white is met, light weight of a vehicle body is facilitated, the ...

Подробнее
18-08-2023 дата публикации

Method for manufacturing fault prefabricated part of hydraulic pump

Номер: CN116604279A
Принадлежит:

The invention discloses a method for manufacturing a faulty prefabricated part of a hydraulic pump, which relates to the technical field of prefabricated part processing, and comprises the following steps of: processing a piston shoe and an oil distributor of the hydraulic pump, manufacturing prefabricated parts with different fault types, and abrading inner/outer edges: grinding the inner/outer edges by adopting a grinding machine. And surface abrasion: machining an abraded surface through a friction abrasion testing machine. And abrasive particle abrasion: scratches are processed by using a laser marking machine. In addition, shoe loosening is conducted on the sliding shoe, drawing is conducted on a material testing machine, shoe loosening faults are manufactured, the fault prefabricated part with typical faults is manufactured through a specific process implementation process, manufacturing of the fault prefabricated part with the typical faults is not affected by human factors, and ...

Подробнее
16-05-2019 дата публикации

ORTHOPEDIC SURGICAL ROBOT

Номер: WO2019090694A1
Принадлежит:

An orthopedic surgical robot, used in cooperation with an operating table, and comprising a docking member (100), a distal platform (200), a proximal platform (300), and a control cylinder enclosure cart (400). The control cylinder enclosure cart (400) comprises a six degrees-of-freedom motion platform (420), a control enclosure (440) controlling the motion platform (420), and connection columns (460) at a distal side. The connection columns (460) can adjust the height of the proximal platform (300). The proximal platform (300) comprises a side plate assembly forming a sliding fit, so as to adjust the distance between the proximal platform (200) and the control cylinder enclosure cart (400). The distal platform (200) comprises a rotatable sliding rail assembly, and the distal platform (200) is rotatable with respect to the proximal platform in a horizontal plane by means of the same. The robot is securely connected to the operating table and is adjustable in multiple ways by means of modularization ...

Подробнее
04-04-2023 дата публикации

Head and neck intramedullary nail

Номер: CN115886963A
Принадлежит:

The invention provides a head and neck intramedullary nail. The head and neck intramedullary nail comprises a main nail, a head nail and a locking screw. The main nail is integrally in a front arch shape and comprises a main nail near end, a main nail middle part and a main nail far end which are connected in sequence; the head nail obliquely penetrates through the main nail near end of the main nail, and the head nail and the main nail are of a crossed structure. The locking screw penetrates through the main nail far end of the main nail in a threaded mode. According to the head and neck intramedullary nail provided by the invention, materials are arranged at interested parts, assembly is reduced, a novel and complex structure is simplified, and the head and neck intramedullary nail is used for solving the problems that internal fixation failure in hip fracture treatment at present is high in frequency and a patient cannot go to the ground at an early stage.

Подробнее
07-07-2023 дата публикации

Control method and system of du-moxibustion bed

Номер: CN116392386A
Принадлежит:

The invention provides a control method and system for a du-moxibustion bed. The method comprises the steps that a preset touch display tool is utilized to enter an intelligent mode, a temperature sensor is arranged to detect the bruised ginger temperature of the du-moxibustion bed, and sensor parameters are set; in the intelligent mode, the constant temperature control set temperature is set, the real-time temperature and the temperature of the temperature sensor at the last moment are collected and obtained, the real-time temperature state of the du-moxibustion bed is judged according to a preset temperature difference threshold value, the position of a moxibustion groove is adjusted according to the preset movement distance of the moxibustion groove, and constant temperature control is conducted on the du-moxibustion bed; in a preset time period, the temperature change amplitude of the sensor is obtained, the real-time temperature change state is judged through a preset temperature change ...

Подробнее
02-04-2020 дата публикации

AIR CONDITIONER

Номер: WO2020062996A1
Принадлежит:

An air conditioner (1), comprising a front panel liner (2), a drive assembly (3), and two sliding door assemblies (4). An air outlet (5) is formed in the middle of the front panel liner (2). The two sliding door assemblies (4) are respectively provided on either side of the air outlet (5), and the two sliding door assemblies (4) are respectively in roll matching with the front panel liner (2) by means of rollers. The drive assembly (3) is mounted on the front panel liner (2). The sliding door assemblies (4) are respectively connected to the drive assembly (3). The drive assembly (3) is used for driving the two sliding door assemblies (4) to move towards each other to close the air outlet (5) or move away from each other to open the air outlet (5). The air conditioner (1) features a simple structure and is easy to assemble, and the sliding door assemblies (4) run smoothly.

Подробнее
28-04-2023 дата публикации

Task-based aircraft system damage assessment and maintenance information determination method

Номер: CN116029700A
Принадлежит:

The invention discloses a task-based aircraft system damage assessment and maintenance information determination method, and relates to the technical field of aircraft war injury first-aid repair, and the method comprises the following steps: building a task database, and collecting all external field replacement units on an aircraft; basic function items are analyzed, and a task-external field replacement unit database is obtained; performing damage mode and influence analysis; based on the damage mode and the influence analysis result, summarizing to obtain a wartime availability criterion library; acquiring war injury conditions of war injury aircrafts, and acquiring a war injury maintenance primary list based on the wartime availability criterion library; and in combination with the existing resource condition, adjusting the war injury maintenance primary list, and determining a final war injury maintenance list. According to the method, the availability criterion library is established ...

Подробнее
16-05-2019 дата публикации

LOCKING DEVICE FOR BONE FIXATION PIN

Номер: WO2019090709A1
Принадлежит:

A locking device for a bone fixation pin comprises: a sliding block (11) provided with a sliding block fixation hole (111) passing through the sliding block (11) in a first direction, the sliding block fixation hole (111) being configured to allow a bone fixation pin to pass through the sliding block (11) in the first direction; a middle block (12) movably connected to the sliding block (11); and two main blocks (13) connected to two sides of the middle block (12) and provided with main block fixation holes (131) passing through the main blocks (13) in the first direction, the main block fixation holes (131) being configured to allow the bone fixation pin to pass through the main blocks (13) in the first direction. The sliding block (11) can move relative to the main blocks (13) in a second direction to enter a second engagement state, such that projections of the sliding block fixation hole (111) and the main block fixation holes (131) on a plane normal to the first direction are at least ...

Подробнее
16-05-2019 дата публикации

LOCKING DEVICE FOR BONE FIXATION PIN

Номер: WO2019090707A1
Принадлежит:

A locking device for a bone fixation pin comprises: a sliding block (2) provided with sliding block fixation holes (211, 221) passing through the sliding block (2) in a first direction, the sliding block fixation holes (211, 221) being configured to allow a bone fixation pin to pass through the sliding block (2) in the first direction; and a main block (3) movably connected to the sliding block (2) and provided with main block fixation holes (311, 321) passing through the main block (3) in the first direction, the main block fixation holes (311, 321) being configured to allow a Kirschner wire to pass through the main block (3) in the first direction. The sliding block (2) can move relative to the main block (3) in a second direction to enter a second engagement state, such that projections of the sliding block fixation holes (211, 221) and the main block fixation holes (311, 321) on a plane normal to the first direction are at least partially misaligned so as to lock the bone fixation pin ...

Подробнее
06-12-2018 дата публикации

BONE FIXING DEVICE PROVIDED WITH BONE NAIL

Номер: WO2018218490A1
Принадлежит:

A bone fixing device provided with a bone nail (51). The bone fixing device comprises: a fixed claw (11), a nail cylindrical seat (21), provided with a through hold that is used for accommodating the bone nail (51) and that extends in the longitudinal direction (Z) of the nail cylindrical seat (21); a fixed claw connection rod (13), connected to the fixed claw (11), and a fastening member (31). By using the center of a fixed section of a bone to be fixed as an origin point, the opening angle of the fixed claw (11) relative to the origin point is greater than 180°. The bone nail (51) penetrates into a bone substance on at least one single side of a bone to be fixed. The fixed claw connection rod (13) is slideably fitted to the nail cylindrical seat (21) to allow the nail cylindrical seat (21) to slide in the longitudinal direction (Z). In the longitudinal direction (Z), the fastening member (31) can enable the nail cylindrical seat (21) and the fixed claw (31) to move relative to each other ...

Подробнее
06-12-2018 дата публикации

BONE FIXING DEVICE

Номер: WO2018218489A1
Принадлежит:

A bone fixing device comprises: a fixed claw (11); a movable claw (21), capable of being located in a functional position (OP) and an initial position (IP); a fixed claw connection rod (13), connected to the fixed claw (11) and comprising a through-hole (19) extending in the longitudinal direction (Z) of the rod; a movable claw connection rod (23), connected to the movable claw (21); and an movable claw handle (25), connected to the movable claw connection rod (23). By using the center of a fixed section of a bone (90) to be fixed as an origin point (O), the opening angle of the fixed claw (11) relative to the origin point (O) is greater than 180°, and the fixed claw (11) defines a clamping plane (P). When the movable claw (21) is located at the function position (OP), the movable claw (21) is located in the clamping plane (P), and the bone (90) to be fixed is fixed between the inner circumference of the movable claw (21) and the inner circumference of the fixed claw (11). By operating ...

Подробнее
16-05-2019 дата публикации

CALIBRATION DEVICE

Номер: WO2019090703A1
Принадлежит:

A calibration device (1) comprises a main component (2), a positioning maker (4) provided on the main component (2) and an instrument calibration region provided on the main component (2). The instrument calibration region comprises at least two of the following types of calibration regions: a hole calibration region, a drill hole calibration region, a sphere calibration region, a probe calibration region, and a positioning robot end assembly calibration region (10).

Подробнее
02-04-2020 дата публикации

LAMP STRIP MOUNTING STRUCTURE AND AIR CONDITIONER

Номер: WO2020062995A1
Принадлежит:

The present invention relates to the technical field of air conditioners, and provides a lamp strip mounting structure and an air conditioner. The lamp strip mounting structure comprises a top cover separator, a lamp strip body, and a mounting base. The top cover separator is detachably connected to the mounting base, the top cover separator and the mounting base are combined to form an accommodating cavity, and the lamp strip body is mounted in the accommodating cavity. Compared with the prior art, due to the use of the mounting base and the top cover separator that are combined to form the accommodating cavity, the lamp strip mounting structure according to the present invention allows convenient and efficient mounting, saves mounting time and labor costs, and is firm, reliable, less prone to looseness, and highly practicable.

Подробнее
22-08-2023 дата публикации

Smoke removal control method and system for du-moxibustion bed

Номер: CN116624884A
Принадлежит:

The invention provides a du-moxibustion bed smoke removal control method and system. The method comprises the steps that an input module 1 is used for input detection; an output load module 2 is used for adjusting output loads of the combustion chamber, the heat dissipation fan and the smoke purification fan to obtain a smoke removal system feedback signal, and the output load module is used for controlling the du-moxibustion bed smoke removal system according to the smoke removal system feedback signal; and the alarm module 3 performs alarm operation according to a feedback signal of the smoke removal system. The technical problems that moxa smoke is difficult to remove and moxa smoke pollution is caused are solved.

Подробнее
02-04-2020 дата публикации

SLIDING DOOR APPARATUS AND AIR CONDITIONER

Номер: WO2020062988A1
Принадлежит:

Provided in the present disclosure are a sliding door apparatus and an air conditioner, relating to the technical field of air conditioning. The sliding door apparatus comprises a front panel lining plate, a drive assembly, a second transmission member, and a sliding door assembly. The second transmission member comprises a transmission part and a linkage part, the transmission part being in transmission with the drive assembly, and being slidably arranged on the front panel lining plate. The linkage part is arranged alongside the transmission part and is embedded in the front panel lining plate, the drive assembly driving the transmission part to slide relative to the front panel lining plate, and the linkage part driving the sliding door assembly to slide relative to the front panel lining plate. The present sliding door assembly is simple to assemble.

Подробнее
02-04-2020 дата публикации

AIR CONDITIONER

Номер: WO2020062990A1
Принадлежит:

Disclosed is an air conditioner, relating to the technical field of air conditioners. The air conditioner comprises a sliding door and a control button panel, wherein a control mounting part is provided on an inner side of the sliding door, the control mounting part is provided with an embedding hole, the control button panel is made of plastic, the control button panel is deformed, such that same comes into contact with a control panel on the inner side of the sliding door after an external force is applied to the control button panel, and the control button panel is detachably arranged in the embedding hole. The sliding door is provided with the embedding hole, and the control button panel that is made of plastic is detachably arranged in the embedding hole, so that the phenomenon where a metal sliding door blocks a signal is better avoided, and the air conditioner is convenient to use, and has a rational design, a simple structure, a strong practicability, a wide range of applications ...

Подробнее
13-06-2023 дата публикации

Du-moxibustion bed

Номер: CN116251004A
Принадлежит:

The du-moxibustion bed comprises a bed body, a combustion chamber, a moxa combustion box, a lifting assembly, an ignition assembly and a heat recovery assembly, the bottom of the bed body is connected with the combustion chamber with the top in an opening shape, and moxibustion holes are formed in a bed body top panel at the top of the combustion chamber; the moxa burning box can be vertically and movably arranged in the combustion chamber at the bottom of the moxibustion holes through a lifting assembly, an ignition assembly is arranged in the moxa burning box, and the heat recovery assembly is communicated with the combustion chamber. The device has the advantages that through cooperative arrangement of the heat exchanger, the first air inlet pipe, the second air inlet pipe and the third air inlet pipe, recycling of heat in smoke output by the combustion chamber is achieved, the heat preservation time of the combustion chamber is prolonged, then use of moxa sticks in the moxa combustion ...

Подробнее
14-07-2023 дата публикации

Real-time alarm method and device, electronic equipment and storage medium

Номер: CN116436772A
Принадлежит:

The invention provides a real-time alarm method and device, electronic equipment and a storage medium, and relates to the technical field of network security. The method comprises the following steps: reading one or more theme data of a message queue system in real time, wherein each theme data comprises a message flow which is obtained by processing a log data flow of equipment and consists of a plurality of messages; according to one or more pre-configured event rule conditions, filtering the message streams of the subject data, and filtering out event streams corresponding to various event rule conditions; and according to pre-configured alarm rule conditions, processing the event streams corresponding to the various event rule conditions, and outputting real-time alarm information. According to the embodiment of the invention, the method can achieve the efficient and accurate detection of potential threats and alarms for the log data flow generated by the safety detection equipment.

Подробнее
07-04-2023 дата публикации

High-voltage new energy flexible fuse and preparation method thereof

Номер: CN115938891A
Автор: HAO MING, ZHANG JIANBIAO
Принадлежит:

The invention relates to the technical field of fuses, in particular to a high-voltage new energy flexible fuse and a preparation method thereof, the flexible fuse comprises a flexible insulating shell and a fuse body, the fuse body is arranged in the flexible insulating shell in a penetrating mode, and the two ends of the flexible insulating shell are connected with the fuse body in a sealed mode; the fuse body comprises a fuse body and a flexible insulation fixing plate. The fuse body is provided with a plurality of flexible insulation fixing plates, the plurality of flexible insulation fixing plates are in one-to-one correspondence with the plurality of fuse bodies, each fuse body is fixed in the corresponding flexible insulation fixing plate to form a fuse body layer, and the fuse body comprises a plurality of stacked fuse body layers. According to the invention, through the multi-layer fuse body layer and the flexible insulating shell, the fuse can be bent to a certain degree, the ...

Подробнее
02-04-2020 дата публикации

SLIDING DOOR STRUCTURE AND AIR CONDITIONER

Номер: WO2020062984A1
Принадлежит:

A sliding door structure (1) and an air conditioner. The sliding door structure (1) comprises a first sliding door (2), a second sliding door (3), and an inner plate (4). Both the first sliding door (2) and the second sliding door (3) are slidably connected to the inner plate (4), and are located in the same sliding surface. Moreover, a gap is provided between the first sliding door (2) and the second sliding door (3). The first sliding door (2) is provided with a first stopper rib (5) which extends out of the first sliding door (2). The second sliding door (3) is provided with a second stopper rib (6) which extends out of the second sliding door (3). The first stopper rib (5) extends between the second sliding door (3) and the second stopper rib (6). By using the sliding door structure (1), a black seam can be avoided when the first sliding door (2) and the second sliding door (3) are closed, the appearance of the air conditioner is ensured to be good, and the user experience is improved ...

Подробнее
02-07-2020 дата публикации

MIXED-REALITY-BASED CONTROL SYSTEM

Номер: WO2020133097A1
Принадлежит:

A mixed-reality-based control system. The system comprises: a navigation device (101) and a mixed reality device (102), wherein the navigation device (101) is connected to the mixed reality device (102); the navigation device (101) is used for acquiring first pose information of a part to be treated of a patient, and sending the first pose information to the mixed reality device (102); and the mixed reality device (102) is used for receiving the first pose information, and adjusting a three-dimensional holographic model of said part according to the first pose information to obtain and display the adjusted three-dimensional holographic model. The system can accurately show an actual condition of the part to be treated of the patient, thereby facilitating a doctor in conducting surgical guidance or a surgical operation and reducing errors in the surgical operation.

Подробнее
16-05-2023 дата публикации

Noise reduction method for underground coal mine monitoring data

Номер: CN116122909A
Принадлежит:

The invention relates to a noise reduction method for underground coal mine monitoring data, and belongs to the technical field of monitoring data noise reduction. Comprising the following steps: S1, collecting gas real-time data X0; the gas real-time data comprises a peak value of the gas concentration in a period; s2, judging whether the peak value is in a range of X1 < = X0 < = X2; s3, starting the data noise filtering identification model; judging whether the duration T0 of the peak value in one period is greater than or equal to T1 and less than or equal to T2; s4, judging whether the lifting speed V0 of the peak values of two adjacent periods is greater than or equal to V1 and less than or equal to V2 or not; s5, marking and classifying the invalid data and the valid data and separately storing the invalid data and the valid data; and if the judgment result of any one of the steps S1 to S5 is no, re-executing from S1. According to the scheme, invalid data can be screened and cleaned ...

Подробнее
09-04-2021 дата публикации

High-breaking-force patch fuse structure

Номер: CN212934541U
Автор: HAO MING, 郝明

The utility model relates to the technical field of fuses, in particular to a high-breaking-force patch fuse structure which comprises a patch fuse body and two electrodes, the two electrodes are arranged at the two ends of the patch fuse body respectively, and the two electrodes are electrically connected with the two ends of the patch fuse body respectively. Wherein the patch fuse body comprises a covering object, a first heat insulation layer, a fuse wire, a second heat insulation layer and a ceramic substrate which are sequentially stacked from top to bottom; the ceramic substrate is provided with an egg support structure, and the second heat insulation layer is arranged on the egg support structure. According to the utility model, sufficient energy release space in the fuse wire solid-liquid-gas conversion process is ensured, and the design requirements of small size and large current (such as 1206 50A) can be met.

Подробнее
09-06-2023 дата публикации

Aviation pump key friction pair wear experiment device and data acquisition system

Номер: CN116241450A
Автор: HAO MING
Принадлежит:

The invention discloses an aviation pump key friction pair wear experiment device and a data acquisition system, and relates to the technical field of aviation pump operation tests, and the aviation pump key friction pair wear experiment device comprises a friction wear testing machine mechanical part and a constant pressure oil supply pump station, the friction-wear testing machine mechanical part comprises a friction-wear testing machine upper guide main shaft, a friction-wear testing machine lower guide main shaft, an upper test piece assembly and a lower test piece assembly. The device can simulate the friction state of the friction pair in the whole life cycle in the wear process, meets the simulation of the movement mechanism, the lubrication environment and the stress state of the friction pair, and is highly consistent with the movement state of the friction pair in an actual aviation pump; meanwhile, the oil film thickness, the leakage flow, the vibration signal, the friction torque ...

Подробнее
30-06-2023 дата публикации

Aviation pump performance test bench

Номер: CN116357560A
Автор: HAO MING
Принадлежит:

The invention discloses an aviation pump performance test bench, and relates to the field of aviation experiment testing, the aviation pump performance test bench comprises a to-be-tested aviation pump, the to-be-tested aviation pump is connected with a variable frequency motor and a frequency converter through couplings, and an oil inlet, an oil drainage port and an oil outlet of the to-be-tested aviation pump are respectively connected with a first valve block, a second valve block and a third valve block through hydraulic hoses; according to the invention, the oil drainage port pressure sensor, the oil drainage port temperature sensor and the oil drainage port flow sensor are arranged at the oil drainage port, and the performance test of the oil drainage port is considered, so that the experimental data is more stable and reliable.

Подробнее
04-07-2023 дата публикации

Modulation format identification method based on signal amplitude histogram

Номер: CN116389207A
Автор: HAO MING, JIANG XUEDONG
Принадлежит:

The invention provides a modulation format identification method based on a signal amplitude histogram, and belongs to the technical field of communication, and the method comprises the steps: obtaining signal amplitude histogram information; performing a first partition operation on the signal amplitude histograms of the QPSK signal, the 8QAM signal, the 16QAM signal, the 32QAM signal and the 64QAM signal; performing a second partition operation on the signal amplitude histograms of the QPSK signal, the 16QAM signal, the 32QAM signal and the 64QAM signal; defining a third partition ratio; performing a third partitioning operation on the signal amplitude histograms of the 16 QAM signal, the 32 QAM signal and the 64 QAM signal; changing the optical signal-to-noise ratio of the signal, and selecting a threshold value; and identifying the modulation format based on the threshold selection result. According to the invention, under the condition of no training and any prior information, the ...

Подробнее
29-08-2023 дата публикации

Body-in-white D column integrated design method and device, terminal and storage medium

Номер: CN116663145A
Принадлежит:

The invention discloses a body-in-white D column integration design method and device, a terminal and a storage medium, and belongs to the technical field of computer aided design, and the method comprises the steps: obtaining a body-in-white D column integration boundary condition, and obtaining an initial body-in-white D column integration three-dimensional model according to the body-in-white D column integration boundary condition; obtaining a body-in-white D-column integrated design element, and obtaining a primary body-in-white D-column integrated three-dimensional model according to the body-in-white D-column integrated design element and the initial body-in-white D-column integrated three-dimensional model; and judging whether the structure of the primary-version body-in-white D-column integrated three-dimensional model can meet performance requirements or not through three-dimensional simulation software, and if so, determining that the primary-version body-in-white D-column integrated ...

Подробнее
16-05-2023 дата публикации

Method for carrying out DDR debugging by utilizing DDR parameter modeling

Номер: CN116126665A
Автор: ZHU BINGYING, HAO MING
Принадлежит:

The invention discloses a method for carrying out DDR debugging by utilizing DDR parameter modeling, which comprises the following steps of: S1, searching and inputting parameters; s2, generating all time sequence parameters; s3, a Python debugging tool is imported; s4, the chip is powered on, the Python debugging tool is operated, and a configuration result is checked; s5, starting DDR (Double Data Rate) training; s6, if the DDR training is not passed, repeating the step S5; entering S7 if the training is passed; s7, starting DDR (Double Data Rate) self-inspection; s8, the DDR self-check is normal, and DDR debugging is completed; and if the DDR self-test goes wrong, returning to S4, and starting to repeat S4 to S7. The method has the advantages that a parameter modeling tool is more universal and more convenient, no software needs to be installed, and the method is not limited by imported or domestic particles; the operation is simple; the python debugging tool can visually display the ...

Подробнее
18-08-2023 дата публикации

New energy fuse with fusing indication function

Номер: CN116613041A
Автор: HAO MING, ZHANG JIANBIAO
Принадлежит:

The invention relates to the technical field of fuses, in particular to a new energy fuse with a fusing indication function, which comprises a shell, conductive caps are arranged on two opposite sides of the shell along the length direction, a fusing chamber is arranged in an inner cavity of the shell, a melt for current to flow through is arranged in the fusing chamber, and two ends of the melt are in contact with the inner walls of the conductive caps. The inner wall of the fusing chamber is provided with an indicating device parallel to the fuse body, two ends of the indicating device are provided with conductive terminals in contact with the conductive caps, one side, close to the indicating device, of the outer wall of the shell is provided with an observation hole, one side, close to the observation hole, of the indicating device is provided with an observation part used for being embedded into the observation hole, and the longitudinal section of the observation hole is trumpet-shaped ...

Подробнее
09-05-2023 дата публикации

Preparation method of low-sodium microcrystalline alpha-alumina

Номер: CN116081663A
Принадлежит:

The invention relates to a preparation method of low-sodium microcrystalline alpha-aluminum oxide, which comprises the following steps: providing an aluminum oxide raw material, and mixing the aluminum oxide raw material with hydrated slurry to obtain first slurry; adding a first acid agent for dissolving sodium oxide into the first slurry to obtain second slurry; filtering and washing the second slurry to obtain a first filter cake; calcining the first filter cake at a preset temperature, and cooling to obtain an aluminum oxide intermediate; mixing the aluminum oxide intermediate with hydrated slurry to obtain second slurry; stirring, washing, filtering and washing the second slurry to obtain a second filter cake; and drying the second filter cake to obtain the low-sodium microcrystalline alpha-alumina. According to the present invention, the microcrystalline alpha-alumina with the sodium oxide of less than 0.02% and the grain size of less than 1 [mu] m is obtained, and compared with the ...

Подробнее
23-05-2023 дата публикации

Grinding fluid high-uniformity adding device and method

Номер: CN116141193A
Принадлежит:

The invention relates to the technical field of intelligent grinding of plane valves of mechanical part accessories of airplanes, in particular to a high-uniformity grinding fluid adding device and method and an adding device.The high-uniformity grinding fluid adding device comprises a grinding table and further comprises a grinding disc arranged on the grinding table; the grinding liquid spraying system is arranged on the grinding table and located on the side edge of the grinding disc; the micrometer detection system is arranged on the grinding table and located on the side edge of the grinding disc; the grinding disc cleaning system is arranged on the grinding table and located above the grinding disc; a water spraying mechanism; and a water absorption mechanism. By means of the grinding fluid adding device, uniform adding of grinding fluid in the intelligent grinding device for the plane valve can be achieved, and the problems of uneven smearing, grinding fluid waste and the like existing ...

Подробнее
15-08-2023 дата публикации

Retina fundus blood vessel tracking method based on feature weighted clustering

Номер: CN116596950A
Принадлежит:

The invention provides a retina fundus blood vessel tracking method based on feature weighted clustering, relates to the technical field of medical image computer analysis and processing, and aims to solve the problem that bifurcation point blood vessels are difficult to divide in retina fundus blood vessel tracking in an existing method. Comprising the following steps: S1, preprocessing a fundus blood vessel segmentation data set, training a fundus blood vessel semantic segmentation model by using a preprocessed image, and segmenting and extracting a fundus blood vessel by using the fundus blood vessel semantic segmentation model; s2, skeletizing the extracted fundus blood vessel, and segmenting the skeletized blood vessel; s3, calculating features of each section of skeletized blood vessel, and constructing feature vectors; s4, for the blood vessel at each bifurcation point, calculating a feature similarity measurement weight according to the feature vector; and S5, calculating the similarity ...

Подробнее
22-08-2023 дата публикации

Tunnel anti-deformation emergency supporting device

Номер: CN116624190A
Принадлежит:

The invention discloses a tunnel anti-deformation emergency supporting device and belongs to the technical field of tunnel construction.The tunnel anti-deformation emergency supporting device comprises a support assembly, the support assembly comprises symmetrically-arranged side plates, the ends, away from the ground, of the side plates are connected through a connecting box, and a supporting arc plate is arranged above the connecting box; a first guide rod connected with the supporting arc plate penetrates through the middle of the connecting box, second guide rods connected with the supporting arc plate are symmetrically arranged at the two ends of the connecting box in a sliding mode, first springs are connected between the second guide rods and the connecting box, and a buffering assembly is arranged between the connecting box and the supporting arc plate. Supporting assemblies are arranged between the first guide rods and the side plates and between the second guide rods and the side ...

Подробнее
18-07-2023 дата публикации

Reinforcing rib structure of vehicle body aluminum casting

Номер: CN116443110A
Принадлежит:

The invention discloses a reinforcing rib structure of an automobile body aluminum casting, and relates to the technical field of automobile parts, the reinforcing rib structure comprises a rear longitudinal beam, a first cross beam, a second cross beam, a third cross beam and a front longitudinal beam, parallel reinforcing ribs are arranged at the A position of the rear longitudinal beam, a 45-degree reinforcing rib is arranged at the B position of the first cross beam, a 45-degree reinforcing rib is arranged at the C position of the second cross beam, and the front longitudinal beam is arranged at the C position of the second cross beam. A reinforcing rib is arranged at the position D of the third cross beam, a cross rib or a 45-degree reinforcing rib is arranged at the position E of the front longitudinal beam, on the premise that the process requirement is met, the structure of the reinforcing rib is optimized, the rigidity and strength of the cast aluminum vehicle body are improved ...

Подробнее
26-05-2023 дата публикации

Method and device for clamping plane valve shell of mechanical part accessory

Номер: CN116160361A
Принадлежит:

The invention relates to the technical field of intelligent grinding of plane valves of mechanical part accessories of airplanes, in particular to a clamping method and device for plane valve shells of mechanical part accessories, and the clamping device comprises a valve clamping mechanism. A counterweight eccentric block; the vertical movement mechanism is connected with the valve clamping mechanism; the horizontal transverse swinging mechanism is connected with the vertical movement mechanism; and the horizontal longitudinal movement mechanism is connected with the horizontal transverse swinging mechanism. According to the device, the functions of stable clamping in the grinding process of a mechanical part accessory plane valve, self-adaptive change of the height of a valve shell in the grinding process, automatic control over the track of the valve shell in the grinding process and the like are achieved, and the technical difficulty of intelligent grinding of the plane valve is effectively ...

Подробнее
16-05-2023 дата публикации

Method for evaluating wartime availability degree of warfare aircraft based on semi-tensor product theory

Номер: CN116127754A
Принадлежит:

The invention discloses a semi-tensor product theory-based wartime availability degree evaluation method for a war-injured aircraft, and relates to the technical field of aircraft wartime injury first-aid repair, a military aircraft is divided into a component level and a non-component level, the wartime availability degree A0 of the component level is described based on whether the component function is effective, and each non-component level Lc is set to be composed of a plurality of Lc-1 level monomers; wherein c is equal to 1, 2, 3 and 4, acquiring a wartime availability degree set of the current Lc-1-level monomers according to the war injury condition, and calculating a semi-tensor product of the wartime availability degree set; obtaining a wartime availability degree set of Lc-1 hierarchy monomers necessary for the task according to the task of the war injury aircraft, and calculating a semi-tensor product of the wartime availability degree set; according to the non-component-level ...

Подробнее
18-04-2023 дата публикации

Defrosting method and air conditioner

Номер: CN115978717A
Принадлежит:

The invention provides a defrosting method and an air conditioner, and relates to the technical field of air conditioners. The defrosting method is applied to the air conditioner, the air conditioner comprises a defrosting device and an outdoor heat exchanger, the defrosting device comprises a defrosting assembly and a moving assembly which are connected with each other, and the moving assembly is used for driving the defrosting assembly to move on the surface of the outdoor heat exchanger so as to remove frost on the surface of the outdoor heat exchanger. The defrosting method comprises the steps that in the process that the air conditioner operates in a heating mode, whether the frosting condition of the outdoor heat exchanger is met or not is judged; and if it is judged that the frosting condition is met, the motion assembly is controlled to drive the defrosting assembly to do reciprocating motion between the two opposite ends of the outdoor heat exchanger every preset time so as to ...

Подробнее
09-04-2021 дата публикации

Novel high-voltage on-load operation disconnecting switch

Номер: CN212934462U
Автор: HAO MING, 郝明

The utility model relates to the technical field of disconnecting switches, in particular to a novel high-voltage on-load operation disconnecting switch, which comprises a disconnecting switch body, a transmission assembly and a handle and is characterized in that a first terminal assembly, a movable terminal, a second terminal and a terminal support are arranged in the disconnecting switch body; the transmission assembly comprises a transmission box and a transmission rod which are arranged in the disconnecting switch body; the transmission rod penetrates through the transmission box to be connected with the terminal support, the top end of the transmission rod is connected with the handle, the movable terminal is arranged on the terminal support, the upper portion of the movable terminal is connected with the first terminal assembly in a contact mode, the lower portion of the movable terminal is connected with the second terminal in a contact mode, and the handle is connected with the ...

Подробнее
30-06-2023 дата публикации

Method for detecting related substances in carbamomycin

Номер: CN116359368A
Принадлежит:

The invention relates to a method for detecting related substances in carbamomycin. The related substances in the carbamomycin are qualitatively and quantitatively detected by adopting high performance liquid chromatography. The invention provides an accurate and effective detection method for the detection of related substances in the carbamomycin, and ensures the quality of related products of the carbamomycin.

Подробнее
30-06-2023 дата публикации

Hydraulic support hoisting, assembling and disassembling device for coal mine

Номер: CN116354267A
Принадлежит:

The invention discloses a hydraulic support hoisting, assembling and disassembling device for a coal mine, and mainly relates to the field of underground coal mining. Comprising a plurality of lifting assemblies sequentially arranged along a track, each lifting assembly comprises two lifting units, one lifting unit is located on the left side of the track, the other lifting unit is located on the right side of the track, the two lifting units are symmetrically arranged, and each lifting unit comprises a supporting body; the top end of the supporting main body is fixed on a roadway top plate, the bottom end of the supporting main body is fixed on a roadway bottom plate, the supporting main body is provided with a cargo boom extending to the track direction, the height of the cargo boom is adjustable, and the supporting main body is provided with a hydraulic lifting system used for adjusting the height of the cargo boom; the hydraulic support can be safely, simply and rapidly assembled and ...

Подробнее
23-06-2023 дата публикации

Automobile exhaust pipe welding forming machining machine and welding forming method

Номер: CN116275662A
Принадлежит:

The invention discloses an automobile exhaust pipe welding forming machining machine which comprises a rack, and the rack is provided with a first feeding mechanism, a second feeding mechanism, a top clamping mechanism, a welding mechanism and a discharging mechanism. The invention further discloses a welding forming method of the automobile exhaust pipe welding forming machining machine. The welding forming method comprises the following steps that S1, raw materials are prepared, wherein distance detection is conducted on the two sections of raw materials to be welded; s3, feeding is conducted, specifically, the raw materials are manually or automatically placed in the corresponding first material groove or the second material groove through a multi-axis mechanical arm; and S4, equipment is started and discharging is conducted, specifically, discharging is conducted at the output end position of a push plate, butt joint of welding parts of different specifications can be achieved by debugging ...

Подробнее
08-08-2023 дата публикации

Vacuum winding coating equipment for manufacturing novel composite current collector

Номер: CN116555721A
Принадлежит:

The invention discloses vacuum winding coating equipment for manufacturing a novel composite current collector. The vacuum coating and winding equipment comprises a vacuum chamber, and a winding system, a punching system, a modification system and an evaporation coating system which are arranged in the vacuum chamber. The winding system comprises an unwinding roller, a winding roller, a first coating main roller and a second coating main roller; the evaporation coating system comprises a first evaporation device and a second evaporation device which are arranged below the first coating main roller and the second coating main roller respectively. The polymer film is unwound by the unwinding roller, metal conducting layers are deposited on the front face and the back face of the polymer film through the first evaporation device and the second evaporation device respectively when the polymer film is wound around the first film coating main roller and the second film coating main roller, meanwhile ...

Подробнее
15-08-2023 дата публикации

Hot press molding device and method for thermoplastic composite material part

Номер: CN116587637A
Принадлежит:

The invention discloses a thermoplastic composite material part hot press forming device which comprises a base, translation mechanisms are installed on the two sides of the top of the base, a forming seat is installed on the tops of the translation mechanisms, a forming cavity is formed in the forming seat, a step groove is formed in the position, on the outer side of the top of the forming cavity, of the forming seat, and a containing groove is formed in the position, on the bottom of the forming cavity, of the forming seat. A push plate is installed in the storage groove, an air cylinder is installed at the bottom of the push plate of the forming base, the power output end of the air cylinder is connected with the push plate, side plates are fixedly installed at the left end and the right end of the base, a door frame is installed at the tops of the side plates on the two sides, and downward pressing mechanisms are installed on the two sides of the top of the door frame and connected ...

Подробнее
07-04-2023 дата публикации

Lightweight energy storage high-voltage DC fuse

Номер: CN115938886A
Автор: HAO MING, ZHANG JIANBIAO
Принадлежит:

The invention relates to a lightweight energy-storage high-voltage direct-current fuse, which comprises a pipe body, a contact knife, an insulating sheet and a melt, and is characterized in that the pipe body is hollow, and the two ends of the pipe body are provided with openings; the contact knife is detachably fixed on the end face of the tube body where the opening is located; a plurality of insulating sheets are arranged, the plurality of insulating sheets are arranged at intervals, the insulating sheets are clamped and fixed on two opposite side surfaces of the contact knife, and a plurality of positioning columns are arranged on the insulating sheets along the opening direction of the tube body; the number of the melts is the same as that of the insulating sheets, two ends of the melts are fixed on two opposite side surfaces of the contact knife, the melts are provided with positioning holes in one-to-one correspondence with the positioning columns, and the positioning columns are ...

Подробнее