39 results about "Weight trend" patented technology

The invention discloses a hospital venous transfusion monitoring meter and a management system. The system is composed of the venous transfusion monitoring meter, a wireless receiver, a nurse station computer, a data server and a handheld personal digital assistant (PDA). The hospital venous transfusion monitoring meter and the management system achieve a light-weight trend, a wireless state, integration and comprehensiveness of venous transfusion monitoring management, and can be compatible with existing information of a hospital; when abnormal situations occur, the hospital venous transfusion monitoring meter and the management system can timely receive and process alarm information, working intensity of medical staff can be effectively reduced, and nursing quality is improved. More importantly, the hospital venous transfusion monitoring meter and the management system can achieve all-day monitoring for conditions and physiological parameters of a patient, once the condition of the patient changes, bases for emergency processing and treatment can be provided for a doctor. Meanwhile, the hospital venous transfusion monitoring meter and the management system can provide valuable additional information in the disease development or healing process of the patient for diagnosis, treatment and research of clinical medical staff, and facilitates well learning of the condition of the patient and scientific and precise diagnosis and treatment of the medical staff.

The invention provides a multi-split bidirectional-floating onboard radio-frequency coaxial connector. The coaxial connector comprises a mounting panel, wherein a plurality of mounting channels are arranged in parallel in the mounting panel; a left terminal connector, a right terminal connector and an elastic body are mounted in each mounting channel, the elastic body is capable of being compressively deformed along the axial direction, a first annular boss is arranged on the inner wall, located at the left end of the elastic body, of the mounting panel, and a limiting baffle ring is arranged at the right end of the elastic body. The coaxial connector has the beneficial effects that the structure is simple and reliable, the manufacturing is easy, the cost is low, the axial and radial allowances are high, and the electric performance is stable and reliable; high-power signals can be transmitted, and the integration, miniaturization and light-weight trend of a complete system are realized; besides, the comfort levels of the maintenance and the exchange are improved, the guarantee performance and connectivity of the complete system are effectively improved, the space is saved, the operation intensity is reduced, and meanwhile, the cost is greatly lowered.

The invention discloses an automatic meteorological station data quality control method based on the empirical mode decomposition. The empirical mode decomposition is used for the automatic meteorological station data quality control. The method comprises the following steps: firstly, collecting single-station data; then, after the collected data is subjected to basic quality control, carrying out EEMD decomposition to obtain an eigenmode component and a trend term; further carrying out weighted approach to the eigenmode component and the trend term; obtaining a weighted eigenmode component and a weighted trend term; and finally, carrying out data reconstruction to the weighted eigenmode component and the weighted trend term so as to obtain denoised data and finish the denoising process. According to the method, on the basis of the basic quality control method, the defect that random noise, system noise, microclimate noise and big noise can not be eliminated with the traditional quality control method is made up, and the quality of the data observation of the automatic meteorological station is improved.

The invention discloses a three-dimensional packaging device and a three-dimensional packaging method aiming at the MEMS. By adopting the three-dimensional packaging device and the three-dimensional packaging method aiming at the MEMS, different bonding points on different planes needing wire bonding of a packaged body can be conveniently positioned accurately, and choppers conveniently move to the bonding point positions to carry out wire bonding, so that a three-dimensional wire arc is formed on the packaged body, and the requirements for light-weight trend and miniaturization of microelectronics are met. The device is simple in structure, the operation is convenient, the processing is accurate, further reduction of the size and weight of the packaged body is facilitated, the reliability and production efficiency of the packaged body are improved, and the production cost of the packaged body is lowered.

The invention relates to a human face image based weight monitoring method and system and a mobile terminal. The method includes the steps of acquiring a target facial image; extracting facial featuredata of the target facial image, analyzing the weight of the person depicted in the target facial image according to the similarity comparison result between the facial feature data of the target facial image and the facial feature data in the preset facial image sample, and sending a prompt message when the difference value between the weight of the person and the preset human body standard weight is larger than a set value. The weight trend of a user is judged, and current weight of the user is estimated, and the current weight and body condition of the user is reminded. The measurement method is simple, convenient and full-automatic, and the convenience of measurement operation is improved, and the user experience of the mobile terminal is improved.

The invention provides a novel rifle bolt mechanism. With gunpowder combustion gas as power, a core device (a pneumatic control rifle bolt lock) locks a rifle bolt thrusting into along the V-type control surface with the help of a lever reverse fastening device, and the larger is the combustion gas power, the larger is the reverse fastening power. When the combustion gas power is reduced to a preset value, the rifle bolt can be thrust aside by recoil of a bullet, so that the actions of unlocking, shelling and rifle bolt resetting are finished. The rifle bolt mechanism further has the functions of non-in-place safety and percussion control and is particularly suitable for a rifle of a bullpup structure. The purpose is to simplify an existing rifle bolt structure, and many structural contradiction problems, existing in the process of the light-weight trend and generalization, of rifles in the contemporary era are solved.

The invention relates to a method for detecting in-vitro enzymolysis of cross-linked hyaluronic acid by utilizing water-phase gel permeation chromatography. Whether the cross-linked hyaluronic acid completely achieves enzymolysis is determined by detecting changes of molecular weight of the hyaluronic acid after the enzymolysis. The method comprises putting small granulated cross-linked hyaluronic acid products of 1mL into a color comparison tube, adding 300unis of hyaluronidase, diluting to the volume of one time with water into a water bath chader with the constant temperature of 37 DEG C, starting to time after dilution, fetching 50mum L supernate through a micro syringe every twenty minutes from the twentieth minutes, putting the fetched supernate into a refrigerator and quickly cooling the supernate to the temperature of 5 DEG C, fetching enzymolysis supernate for 3-5 hours, detecting the molecular weight of the supernate at different time intervals respectively through the water-phase gel permeation chromatography (GPC), and determining that the enzymolysis of the product is finished when the molecular weight trends to be a constant. The method for detecting the in-vitro enzymolysis of the cross-linked hyaluronic acid by utilizing the water-phase gel permeation chromatography is simple, easy to operate, low in cost, safe and reliable.

The invention relates to a power electronic transformer. The power electronic transformer comprises an alternating current power supply, wherein the alternating current power supply is sequentially connected with a primary side alternating current-alternating current conversion circuit, a high-frequency transformer and a secondary side alternating current-alternating current conversion circuit, wherein an output end of the secondary side alternating current-alternating current conversion circuit is connected with a voltage mutual inductor by a filter inductor; the output end of the voltage mutual inductor is connected with an effective value calculating circuit; the effective value calculating circuit is connected with given input voltage in parallel and then is connected with a voltage adjuster in series; the voltage adjuster is connected with a driving circuit by a phase shift calculating circuit; and the driving circuit is respectively connected with the primary side alternating current-alternating current conversion circuit and the secondary side alternating current-alternating current conversion circuit. The power electronic transformer has the beneficial effects that a middle energy storage link is not needed and current can flow in two directions so as to provide possibility to energy feedback; and under a high-frequency environment, the waveform of output voltage is better and a miniaturized and light-weight trend design of a traditional power transformer can be realized.

The invention discloses a control method for reducing the capacitor voltage fluctuation rate of a modular multilevel converter (MMC) sub module. According to the control method, on the basis of a reasonable controller design, a second harmonic component of the average capacitance voltage of the sub module is suppressed to be zero, so that the capacitance value of the sub module is reduced substantially under the circumstance of the same capacitor voltage fluctuation rate and the light-weight trend of a flexible direct-current converter valve is realized. Therefore, on the same capacitor voltage fluctuation rate condition, the capacitance value of the MMC sub module is reduced substantially and the light-weight trend of the flexible direct-current converter valve is realized. Because of noneed of injection of bridge arm ring current, the losses of the flexible direct-current converter valve are not increased.

The invention provides an efficient automatic core aligning device for a fiber fusion splicer. The efficient automatic core aligning device comprises a core adjusting frame assembly and a power assembly. The integrated core adjusting frame assembly is formed by connecting a base with left and right core adjusting frames by means of left and right elastic supporting pieces, the left and right elastic supporting pieces are distributed in central symmetry, and planes on which the left and right elastic supporting pieces locate form a 90-degree included angle; portions, embedded in the core adjusting frames, of the elastic supporting pieces serve as fulcrums; the power assembly has a connecting plate; a motor, a gear mechanism and a lead screw mechanism are mounted on the connecting plate, thelead screw mechanism is used for pushing the fulcrums, the gear mechanism is composed of a motor output gear, an intermediate gear and lead screw driving teeth which are sequentially engaged, tile-shaped protrusions are arranged on the end surface of the intermediate gear, and the connecting plate is further provided with a slot type photoelectric sensor for identifying the tile-shaped protrusions. The efficient automatic core aligning device realizes the miniaturization and light-weight trend of the whole fiber fusion splicer, has compact double core alignment structures and fast adjustmentspeed, improves the precision and stability of core alignment, and improves the optical fiber fusion quality.

The invention belongs to the technical field of rice planting, and discloses a simple direct seeding method for hilly areas. 2-3 Days before seeding, seeds are soaked, water is replaced every 8-12 hours, before seeding, water of the seeds is removed, and the seeds are drained completely at least three hours in advance; during seed dressing, a seed dressing agent special for direct seeding is usedfor treating the seeds, and seed dressing is conducted immediately when the seeds need to be used; before or after the Qingming Festival, seeding and fertilizer application are conducted at the same time; after seeding, weeds are removed and controlled in time; after leafing of rice, in the period of three leaf and one core formation of rice seedlings, a special weed killer and a special weed controlling agent for direct seeding are sprayed to the rice, dressing of 30 kg/mu of a weaning fertilizer is conducted, there is shallow water among rows in a field, and 3-5 centimeters of a water layeris kept; in the period of five leaf formation of the rice seedlings, before booting, the weed killer special for the direct seeding is sprayed to the portions with weeds. Compared with traditional manual transplanting, seeding cultivation and transplanting are saved, a large amount of manpower and a large number of material resources and finial resources are saved, the problem of manpower shortagecan be solved, the cultivation efficiency can be effectively improved in the rice production process, the final yield of rice can be effectively increased in the rice production process, and the method has important significance on achieving the light-weight trend, professionalization and large-scale production of rice production.

The invention discloses a novel elevator power supply control device which is a switching-power-supply type elevator control power supply with a phase failure monitoring function. An isolation-type switching power supply adopting three-phase alternating-current power input takes the place of a power-frequency transformer type control power supply, a photoelectric coupler is adopted to monitor power supply phase failure, and the elevator control power supply is integrated with elevator power supply failure phase protection. The novel elevator power supply control device is simplified in structure, is high in integration level and less in weight and volume, and thereby being favorable for light-weight trend and miniaturization of an elevator control system.

A mobile communication base station based on a metamaterial antenna comprises a content access module, a radio remote module, a software radio configuration module and the metamaterial antenna. The content access module receives contents of communication signals of various systems provided by various information sources; the radio remote module is used for converting the communication signals of the various systems between analog radio-frequency signals and baseband signals and processing redundancy in the radio-frequency signals; the software radio configuration module carries out corresponding configuration on the communication signals of the various systems processed by the radio remote module for the metamaterial antenna; the metamaterial antenna converts electrical signals into electromagnetic waves or allows the electromagnetic wave to be converted into the electrical signals. Therefore, consistency of analog discrete components of the mobile communication base station is kept, and consistency of the amplitude and the phase of the signals is guaranteed; the size of a product becomes small, the weight of the product is reduced, and thus miniaturization, a light-weight trend and integration of the whole mobile communication base station are achieved.

The invention discloses an electric drawing type field tillage method and system. Electric energy is adopted as power, an electric winch and steel wire ropes are utilized to draw a tillage machine to complete agricultural production through fixing facilities and control facilities pre-arranged in the field. According to the electric drawing type field tillage method and system, the electric energy is adopted as driving force of the tillage machine and is emission-free and pollution-free and the environmental requirements of low carbon and emission reduction are met; the electric winch is utilized to replace a cumbersome internal combustion machine, so that light-weight trend of the tillage machine is realized, and a large quantity of materials and power can be saved; the tillage width of the tillage machine can be increased, the operation speed of the tillage machine is increased, and the tillage efficiency is improved; pressure of the tillage machine on soil is reduced, the soil structure is improved, and conservation of water and soil is facilitated; row spacing of crops is shortened, rational close planting is realized, the land use efficiency is improved, and crop yield is increased; the automation level of the tillage machine is improved and the tillage efficiency is improved; the energy consumption is low, the cost of electric energy is low, the tillage price is low, and the tillage cost can be greatly reduced.

The invention provides a rod manufacturing method for manufacturing various rods such as a ski pole, an alpenstock, a golf club and a fishing pole in an original silk weaving mode so as to improve the light-weight trend and the durability of a product, and relates to a method for manufacturing a double-structure rod. The method for manufacturing the double-structure rod comprises the following steps: forming a structure, namely, synthesizing inner-side original silk and outer-side original silk in a weaving mode so as to form a fiber structure; performing resin immersion, namely, immersing the fiber structure into resin; curing resin, namely, heating the fiber structure which is immersed in the resin in a relatively low temperature environment so as to cure the resin; and removing the core, namely, separating a core shaft. By adopting the method, rods can be easily manufactured, the raw materials are saved, the manufacturing cost is lowered, the durability of the rods are improved, the light-weight trend is achieved, the preservation property of the raw materials is also improved, the formation design can be diverse, the manufacturing environment can be relatively clean, the production efficiency is improved, and large-scale volume production is achieved.

The invention discloses a computing imaging system and method. The computing imaging system comprises: a CCD camera with a single lens, a data communication interface, a first controller, a memory anda second controller; the data communication interface is connected to the CCD camera; the first controller is connected to the data communication interface; the memory is connected to the first controller; and the second controller is connected to the first controller and the memory separately. The invention simplifies the optical-mechanical structure of an existing front lens through the above arrangement, and does not need to use a computer for image restoration; therefore, overall light-weight trend is realized, and recovery accuracy is improved.

The invention belongs to the vehicle-mounted automatic instrument technology, and provides a combination instrument. The combination instrument includes a front cover 1, a lower LED panel 2, a lower clamping strip 3, an oil temperature display area 4, a side clamping strip 5, a pointer 6, an engine tachometer 7, a pointer cap 8, an upper LED panel 9, a liquid crystal display panel assembly 10, anupper clamping strip 11, a T-shaped damper 12, a reset button 13, a speed meter 14, meter glass 15, a water temperature electric signal area 16, a seal ring 17, a mounting stud 18, a control drive panel 19, a power panel 20, a stepping motor 21, a pointer shaft 22, a connector assembly 23 and an outer cover 24. The combination instrument has the advantages of multiple functions, high integration,light-weight trend, attractive consideration and construction realizability, adopts a metal frame, a modular design, an anti-vibration design and a weight-reducing design, and the reliability, the environment suitability, the detachability, the maintainability, the water resistance and the electromagnetic compatibility of the combination instrument are improved.

A system and method for determining the weight gain trend of a user. The weekly weight oscillation is determined, and a future weight trend can be predicted. At least three weeks of weight oscillation trends are typically used to predict future weight trends.