124results about How to "Unified structure" patented technology

The invention relates to a method for preparing selectively enhanced aluminum-based composite from ceramic particles and belongs to the field of metal matrix composites (MMCs). The preparation method comprises the following steps: firstly, preparing porous ceramic blanks; and secondly, putting the porous ceramic blanks at a part needing to be enhanced, injecting molten alloy into a mould at 750-1,100 DEG C, applying pressure of 20-50MPa to forcibly fill the molten alloy into the porous ceramic blanks and a mold cavity, and solidifying, thus obtaining the selectively enhanced aluminum-based composite. The method has the advantages that a foaming technology, an injection molding and a gel casting process are combined, thus leading the porous ceramic blank to have designability; the MMC reinforcement and an aluminum matrix are integrally formed by adopting extrusion casting process, thus fully playing the advantages of high strength and high toughness of the aluminum matrix and wear resistance of the MMC reinforcement. The composite has the advantages of high thermal conductivity, good radiation capability, excellent wear resistance and light weight.

The invention relates to a self-resetting intelligent rotary lock core with power supply from a key, a matched lockset and the key, wherein the intelligent rotary lock core and the matched lockset comprise a key jack unit and a rotary table; an electronic circuit unit, an electromechanical driving unit and a force transmission clutch unit are arranged on the rotary table, and a reset push rod forresetting the force transmission clutch unit is arranged in a key jack; an electronic key comprises a key head, contacts and an electronic circuit device; the electronic circuit device comprises the power supply; part outer surface of the key head is wrapped with a metal sleeve; and all contacts are exposed outside the metal sleeve. The intelligent rotary lock core, the matched lockset and the key can upgrade the prior mechanical lock to an electronic lock immediately, improve safety and convenience of the lockset greatly during use, and unify more keys of people into one, so the electronic lock can really be popularized.

The invention belongs to the field of catalyst materials and forming methods thereof, and concretely relates to a honeycombed catalyst material and an extrusion forming method thereof. The invention discloses the honeycombed catalyst material and the forming method thereof, and discloses the optimal content, the optimal ingredients and the optimal matching ratio of the honeycombed catalyst material and the preparation forming method thereof at the same time. A result shows that the honeycombed catalyst material has high catalytic efficiency on harmful gases such as formaldehyde and methylbenzene.

The invention discloses a test data processing method, apparatus and system. The method comprises the steps of receiving a test request sent by a user front end, wherein the test request at least comprises identifier information of at least one test device; controlling the at least one test device to perform testing according to the identifier information of the at least one test device; and obtaining test data of the at least one test device, and processing the test data to obtain a test result of the at least one test device. According to the test data processing method, apparatus and system, the technical problems of long test time and low working efficiency of a test data processing method in the prior art are solved.

The invention discloses an H-shaped electric control beam scanning radome which is formed by using a microwave diode; a copper wire with H-shaped unit structure is painted on the front surface and the back surface of an FR4 dielectric slab and the dielectric slab is painted with n and m unit length respectively horizontally and longitudinally so as to form the double surface symmetrical heterodromous dielectric slab with the number of n multiplied by m, the same H-shaped structure and uniform distribution; the microwave diode is added in the H-shaped structure of each unit, direct current voltage is externally added to each unit of the first line of the upper end of the heterodromous dielectric slab so as to lead the microwave diode in each row of units to have the same direct current bias and all the units in each row are parallel; and the difference of two adjacent rows of added direct current voltage is adjusted to lead the beam running through the two adjacent rows to have the same phase difference so as to realize beam deflection. The capacitance of the diode is controlled by the direct current voltage so as to change the resonance frequency heterodromous medium and achieve the purpose of electric control adjustment of the scanning direction. The invention has simple electric control circuit, good electric control adjustability, uniform structure, small size, light weight, simple manufacture and low cost.

The invention provides an automatic testing device of a demodulator. The device comprises a signal generator used for generating a standard signal, a noise source connected with the signal generator and used for superposition of the standard signal and noise and outputting a first modulation intermediate frequency signal, the demodulator to be tested connected with the noise source and used for demodulating the input modulation intermediate frequency signal so that demodulated data can be acquired, an error rate tester connected with the demodulator to be tested and used for statistics of the bit error condition of the demodulated data, and a spectrum analyzer connected with the noise source through a first selective switch and used for calibrating the power of the signal and noise in the modulation intermediate frequency signal. According to the device, testing efficiency is high, test data are complete and accuracy is high. The invention further provides an automatic testing system of the demodulator.

The invention belongs to the field of biological suture lines, and particularly relates to a preparation method of a degradable suture line with barbs. The preparation method of the degradable sutureline with the barbs comprises the following steps of (1) preparing of a spinning solution, dissolving poly(p-dioxanone) into anhydrous dimethyl sulfoxide, and fully stirring, so as to obtain a poly(p-dioxanone) solution; treating for 2 to 8h by ultrasonic waves at the temperature of 60 to 80 DEG C, and filtering; removing air bubbles under the vacuum condition, so as to obtain the spinning solution; (2) preparing of a barb solution, mixing PCL (polycaprolactone) and PLGA (poly lactic-glycolic acid), dissolving into an organic solution, filtering, and removing air bubbles under the vacuum condition, so as to obtain the barb solution; (3) spinning; (4) preparing of the barbs: placing poly(p-dioxanone) wires into a barbed die, adding the barb solution, and shaping; (5) post-treatment. The preparation method has the advantages that the poly(p-dioxanone) wires are used for enhancing the tensile strength and elasticity; the exterior of each poly(p-dioxanone) wire is coated with one layer ofbarb solution; besides the function of enhancing the biological solubility and elasticity, the barbs are more uniform.

The invention relates to an air handling device used for a machinery room, comprising a box body; the box body is internally provided with an indoor side air-circulating fan and an outdoor side air-circulating fan; the box body is provided with an indoor side air inlet, an indoor side air outlet, an outdoor side air inlet and an outdoor side air outlet; the box body is internally provided with a first heat exchanger used for heat exchange of indoor and outdoor air and a second heat exchanger used for heat exchanging of indoor air and cycle fluid; the indoor air exchanges heat with the outdoor air flowing through an outdoor side air channel of the first heat exchanger from an indoor side air channel of the first heat exchanger; the indoor air exchanges heat with the cycle fluid flowing through the second heat exchanger from the indoor side air channel of the second heat exchanger; and the air channel of the indoor side air flowing through the first heat exchanger is arranged in parallel or series with the air channel of the indoor side air flowing through the second heat exchanger. The air handling device has the characteristics of heat exchanging temperature-reducing function and cooling temperature-reducing function with outdoor air; the indoor air cycle adopts the same fan; and the arrangement and installation are flexible and convenient.

The invention relates to a valve for metering fluid, having a flow channel (35), which leads from a fluid inlet (13) to a metering opening (17), for the fluid and having a filter device (40), which is arranged in the flow channel (35) and through which the fluid flows. The filter device (40) has a coarse filter (41) and a fine filter (42), which is arranged downstream of the coarse filter (41) in the flow direction of the fluid, in order to increase the robustness of the filter device (40) against damage from larger particles substantially resulting from manufacturing and assembly processes of the fluid system in which the valve is used.

The invention relates to the computer technology, provides a centralized data management system and method, and is used for solving the problem of relative independence of each data source in the existing computer. The adopted technical scheme is as follows: the centralized data management system comprises a data management module, a reader-writer management module and at least one reader-writer object, wherein the data management module is used for establishing a data cache table, indicating the reader-writer management module to carry out corresponding operation on user data according to a user request and receiving the returned data; the reader-writer management module is used for establishing the corresponding reader-writer objects for data sources, storing a corresponding relation table, entrusting the reader-writer objects to carry out operation on the data sources according to indication of the data management module, and returning the data to the data management module; and the reader-writer object is used for carrying out reading-writing operation on the corresponding data sources, and converting the data which needs to be returned into a format of the data cache table. The centralized data management system and method have the beneficial effects of being simple for a user to operate and being suitable for management of the computer data sources.

The comb filter with less coating layers providing good filtering effect is disclosed in the invention in order to overcome disadvantage in existed techniques. The filter is composed of multiple coupled Fabry-Perot cavities. Structure of film layer is as: AIRGLRC1RGLRC2 and the like RGLRCqRGLRIA, where A as air, R as reflecting layer, GL as interval layer, C as coupling layer, and q as number of coupling layer.

The invention discloses a railway signal turnout operation box. The railway signal turnout operation box comprises an operation indicating switch, a positioning and anti-positioning switch, a positioning and anti-positioning indicating lamp, a common fault indicating lamp, an ammeter, an air switch, a wiring terminal, a transformer, a rectifier and other related circuit connecting devices. The railway signal turnout operation box is suitable for the single body debugging of a four-wire type turnout switch machine and a six-wire type turnout switch machine, can be applied to the single body experiments of the turnout switch machines of national railways, city railway stations and vehicle sections (fields), and is a simple device for checking whether the installation and the wiring of railway signal outdoor turnout switch equipment are correct or not and whether the switch equipment can normally work or not. The railway signal turnout operation box has a simple structure and is economical and practical.

The invention relates to the field of construction engineering, in particular to a method for manufacturing a steel cage with flanged stirrups; it is characterized in that the ring plate is made of a thick steel plate by punching according to the designed pile diameter; The plate body of the circular ring plate is punched in equal parts according to the number and diameter of the main reinforcement of the reinforcement cage to form reinforcing stirrups, and the punching diameter is greater than the diameter of the main reinforcement by 5mm; making a reinforcement cage skeleton: the main reinforcement of the reinforcement cage is set at a distance of 2m. The order of setting up a reinforcement stirrup is established. Reinforcing cage skeleton, in which the reinforcing stirrup and the main bar are fixed by welding; the spiral stirrup is wound. The reinforcing bar cage is manufactured by the above method, and the reinforcing stirrups are in a flange-type structure and are uniformly punched by a punching machine. The reinforcing bar cage manufactured in this way is accurate in size and uniform in structure, which is beneficial to subsequent column pouring operations.

The invention discloses a wind resistant wall block provided with a wind guiding structure. Uniform wall blocks are adopted to be vertically and horizontally stacked, the height and the width of a whole wall can be controlled according to actual needs, and mounting and dismounting adjustment is facilitated. The wall is vertically assembled through clamping of triangular structures, good stacking and positioning can be achieved, the firmness is good, and all the wall blocks are mutually restricted; matched front wind guiding holes, horizontal wind guiding holes and vertical wind guiding holes are formed, wind blowing towards the front surfaces of the wall blocks is introduced into the front wind guiding holes and can be discharged towards the side faces of the wall blocks through the horizontal wind guiding holes and discharged upwards through the vertical wind guiding holes, accordingly, wind force borne by the wall blocks is decreased, and the wind resistant effect is improved. Mounting racks and adjustment brackets are arranged to achieve angle adjustment of the whole wall, the angle of the wall can be changed according to needs, direct impact of wind to the wall is reduced, and after the height of the wall is decreased, a space can be opened conveniently when the wind is small or blocking is not needed. A base is arranged to improve the firmness and the stability of the whole wall.

The invention relates to dynamic reconfigurable universal ground measurement and control equipment and a signal input and output control method thereof. Through adopting universal, intelligent and miniature design, the dynamic reconfigurable universal ground measurement and control equipment has the advantages of simple structure, uniform configuration, high compatibility and high maintainability,can realize dynamic reconfiguration from a module level to a single-machine level, and is convenient for function expansion as well as maintenance and replacement to meet the testing requirements ofdifferent stages and different working conditions, improves equipment universality and model compatibility, improves the aerospace ground test efficiency and mission reliability, adopts universal, miniature and modular design for measurement and control equipment through integrating the measurement and control requirements and measurement and control resources, realizes the equipment combination configuration oriented to functional requirements, satisfies the usage requirements of fast maintenance and replacement, integrally applies the backplate bus technology, satisfies the cascading expansion from the module level to the single-machine level and the test requirements of different stages and different working conditions, adopts an independent bus for monitoring health of board card status, and improves the intelligence level and health management level of the measurement and control equipment.

The invention provides a multifunctional composite supermolecule nanofiber self-assembly system and application thereof. The multifunctional composite supermolecule nanofiber self-assembly system is characterized by comprising at least one FUS LC combined with a functional protein R. The FUS LC can be combined with various functional proteins through gene engineering without influencing the capacity of assembling fiber, and the amyloid protein can realize structure controllability and functional diversification through slow fiber growth capacity and diversified functional proteins.

The invention discloses a tramcar contact line sliding type elastic suspension device. The tramcar contact line sliding type elastic suspension device comprises a rigid cantilever. The rigid cantilever is of a square tube structure, the inner end of the rigid cantilever is fixed to a supporting column, and a positioning supporting seat is fixed to the outer end of the rigid cantilever through U-shaped bolts. An insulation positioning tube is elastically hinged to the positioning supporting seat. A holder is fixed to the outer end of the insulation positioning tube. A sliding block is horizontally fixed to the lower portion of the holder. A horizontal sliding rail is installed on the sliding block. Groove clamping plates are arranged on the lower portion of the horizontal sliding rail. The problems that existing contact line suspension devices are complex in structure and large in occupied space are solved, and the tramcar contact line sliding type elastic suspension device has the characteristics of being simple in structure, light, handy, high in space utilization rate and the like.

The invention relates to a railway industry and electricity integrated electric switch device with a central locking polar integrated control unit. A high-strength anti-retreating moving lock mechanism, an integrated visible lock checking expression mechanism, a closed oil immersion overload unloading double speed transmission mechanism, a double speed, rapid stopping and high-efficiency permanent magnet direct-current motor and the like are integrated to form a compact non-squeezable central locking electric switch machine, wherein the high-strength anti-retreating moving lock mechanism is composed of a ball iron box seat / a heavy-duty bearing / an upper rack moving lock rod / a short and thick tooth crest lock; a lock checking rod / a direct-acting contact expression switch / a four-head lock checking block / a spiral starting disk / an axial quick-acting ring which are flatly placed and connected by body separation form the integrated visible lock checking expression mechanism; the closed oil immersion overload unloading double speed transmission mechanism integrates a 2K-H displacement and variable level differential transmission shaft with multiple tooth differences and short teeth, a stopping output wheel shaft with an eccentric bushing hammer; the compact central locking electric switch machine which can not be squeezed, a lengthened rail brace slide plate ( base rail / switch tie) central multi-lug insulation hinge, a crank and straight linked arm and a linked switch rail and point rail form an industry and electricity integrated squeezable and non-squeezable unit by means of a zero-clearance sleeved elasticity group pin and a double-port microgap hinge, low speed turnout unitization of single opening and single action, double slip separated action, hump double action and the like is achieved, a intermediate speed and high speed turnout switch rail and a point rail are synchronous in sections and combined with combination unitization to form the safe, reliable, advanced, adjustment-free, protection-free and industry and electricity assembled power-driven turnout of the whole transmission and whole spreading central locking electrode control device.

The present invention provides a draft roller, irrespective of the material (yarn type) of a sliver to be processed, a generation of the cyclic unevenness caused by a groove pitch of a draft roller and an accumulation of foreign materials in the grooves during drafting process can be prevented. A draft roller (a first roller 22A) according to the present invention is provided in a draft device (2) of a spinning machine and has groove parts (71) formed on a roller surface (28) of the draft roller (a first roller 22A) and having an inclination relative to an axial direction of the draft roller (a first roller 22A), wherein given that a diameter of the draft roller (a first roller 22A) is R, the number of the groove parts (71) is N, an inclination relative to the axial direction of the groove parts (71) is theta, a fiber width of a sliver (10) processed by the draft device (2) is D and a circular constant is pi, the draft roller satisfies a relationship <Pi>R / N < Dtan<theta>.

The invention discloses a dynamic reconfigurable universal ground measurement and control equipment based on a communication protocol, and a signal input and output control method thereof. Through adopting universal, intelligent and miniature design, the dynamic reconfigurable universal ground measurement and control equipment has the advantages of simple structure, uniform configuration, high compatibility and high maintainability, can realize dynamic reconfiguration from a module level to a single-machine level, and is convenient for function expansion as well as maintenance and replacementto meet the testing requirements of different stages and different working conditions, improves equipment universality and model compatibility, improves the aerospace ground test efficiency and mission reliability, adopts universal, miniature and modular design for measurement and control equipment through integrating the measurement and control requirements and measurement and control resources,realizes the equipment combination configuration oriented to functional requirements, satisfies the usage requirements of fast maintenance and replacement, integrally applies the backplate bus technology, satisfies the cascading expansion from the module level to the single-machine level and the test requirements of different stages and different working conditions, adopts an independent bus for monitoring health of board card status, and improves the intelligence level and health management level of the measurement and control equipment.

Provided are a solar cell module which has a standard configuration, can exhibit stable output characteristics, and has a size which facilitates handling during assembly, and a solar cell array which can exhibit stable output characteristics by employing the above solar cell module. The solar cell module (10) is provided with a battery panel (12) and has a length of 900 - 1100 mm in the lengthwise direction. The battery panel (12) is constructed by connecting a plurality of battery cells (100) in series. The open-circuit voltage is 100 - 180 V. The battery cells (100) have a belt shape with a short-side length of 7 - 12 mm, and are arranged in a line in the lengthwise direction of the battery panel with the long sides oriented in the short direction of the battery panel (12) and the short sides oriented in the long direction of the battery panel (12).

The invention relates to the technical field of bridge building construction, in particular to a temporary pier construction method. The method sequentially comprises the following steps: A: pouring a base used for supporting an assembled heavy steel pipe supporting device in a design position; B: according to a design requirement, making members of the assembled heavy steel pipe supporting device; and C: assembling the assembled heavy steel pipe supporting device on the base, wherein the height of the base ensures the assembled heavy steel pipe supporting device to have sufficient supporting strength, rigidity and stability vertically and horizontally. According to the scheme provided by the invention, the height of the base and the height of the assembled heavy steel pipe supporting device are coordinated, so that on the premise of ensuring the temporary pier to have reliable supporting strength, the construction difficulty of the temporary pier is lowered, the project time is shortened, and the construction cost and time are saved.

The invention discloses a rail grinding device which comprises a moving platform. The moving platform reciprocates along the two sides of a rail, the moving platform is provided with a first linear lifting assembly, and the first linear lifting assembly is arranged towards the top surface of the rail; the first linear lifting assembly is provided with a rotating part and a rotating platform, the rotating part drives the rotating platform to rotate, the rotating platform is provided with a second linear lifting assembly, and the second linear lifting assembly is provided with a power part; and the power part is connected with a grinding head or connected to the grinding head through by a power steering gear. According to the rail grinding device, different angles and different faces of the rail can be ground and maintained by using a single unit, and the use range is wide and versatility is high.

The invention provides a preforming plastic surface layer for a playground. The preforming plastic surface layer comprises a prefabricated coiled material detachably connected with a ground foundation. The prefabricated coiled material comprises a plurality of color main ground coiled materials with the electric heating function and a plurality of single-color auxiliary ground coiled materials, and the main ground coiled materials and the auxiliary ground coiled materials can be spliced to form a closed court surface layer. According to the ground coiled material surface layer, improvement is carried out on the basis of the prior art, and a colloidal liquid construction plastic court originally needing to be processed on site is changed into the modular plastic court surface layer with a prefabricated model capable of being paved on site. On-site mixing construction is not needed. Thus, after the coiled material is paved, the thickness is uniform and unified, the main ground coiled materials and the auxiliary ground coiled materials can be spliced to form a complete plastic court, the coefficient of resilience is unified during use, and the problems that in the prior art, in a plastic court of on-site mixing processing, the coefficients of resilience are prone to being inconsistent, and cracks, bumps, demounting difficulty and the like are prone to happening are solved.

The invention relates to the technical field of biomedical engineering, A method for design porous structure base on structural morphology and mechanical properties of bone trabecula comprises that following step: (1) establishing a three-dimensional model of bone trabecula, (2) solving morphological parameters of bone trabecula, (3) deriving a bone trabecula mesh model, (4) calculating mechanicalproperties of bone trabecula, (5) optimizing the solution of the porous model, and (6) reducing solid structure. The invention considers the structural shape characteristics and mechanical propertiesof the real bone trabecula, realizes the unification of structure and function of the designed porous structure, greatly reduces the calculation amount and complexity in the design, is easy to be processed in the later stage, and provides the basis and method for the replacement treatment of the implant of bone diseases.

The invention provides a chamfering device for floor packaging boxes. The chamfering device comprises two supports arranged in parallel; multiple rollers are arranged between the supports, a conveyingbelt is arranged on the rollers, and the conveying belt is used for conveying the floor packaging boxes; a door-shaped machine frame is installed on the supports, and two air cylinders are installedon the door-shaped machine frame; and chamfering blocks are arranged at the bottom parts of the air cylinders, and the two chamfering blocks are in contact with two corner edges at the two sides of the top part of each of the floor packaging boxes. The chamfering device for the floor packaging boxes has the advantages of being relatively good in rigidity integrity, structure is simple and applicable, adjustment is convenient and rapid, chamfers are orderly and uniform, the appearance of packaging of products of a company is improved, the universal adaptability with the machine frame is good, adjusting is simple and convenient, the structure meets mechanical requirements, and the defects in an existing manual operation are overcome.

The invention relates to the technical field of illumination and particularly relates to a light collecting device and a headlamp provided with a light splitting structure. The light collecting device comprises a light collecting device body which is provided with the light splitting structure; the light splitting structure is used for reflecting or refracting some light emitted by the light collecting device body to a projecting device of the headlamp, so that the projecting device can be used for projecting a pattern which satisfies illumination and light distribution of the headlamp. According to the light collecting device disclosed by the invention, from the viewpoint of energy saving, the separated light can be utilized by subsequent transformation, so the utilization rate of light energy is increased. From the viewpoint of structure, the possibility of relative displacement between the light collecting device body and the light splitting structure is directly avoided, so the position of the light collecting device body and the position of the light splitting structure are fixed no matter during transportation or after the light collecting device is mounted on a vehicle; therefore, the reliability of the headlamp is improved; during manufacturing, the procedures of an assembly process are reduced, and the assembly difficulty is reduced.

The invention relates to a lithium battery laminating device and a laminating method. The device is composed of a machine frame, a plurality of supporting components arranged at the lower part of themachine frame, a plurality of molding components arranged at the upper part of the machine frame, and a laminating platform arranged between the supporting components and the molding components. The invention can realize the rapid folding of the diaphragm and the positive and negative electrode sheets, has the advantages of large efficiency promotion space, good compatibility with the battery cell, simple and reliable structure, etc., can effectively replace the complex operation procedures such as the sheet taking, positioning, diaphragm folding and the like under the traditional Z-shaped lamination mode, and greatly improves the production efficiency.

The invention discloses a fabricated wall crossed by an air duct and a mounting method of the fabricated wall, and relates to the technical field of buildings. The problem that the position of a preformed ventilation opening of a wall module cannot meet the actual construction site requirement is avoided, and the building process is simple, convenient and rapid. The fabricated wall crossed by theair duct comprises a main wall body and a lower wall body which are lapped by a plurality of wall modules, and the heights of lapping profiles and a first wall panel of the main wall body are equal tothe distance between a building top plate and a building bottom plate; the heights of lapping profiles at the edge of the lower wall body are larger than the heights of lapping profiles in the middleof the lower wall body and equal to the heights of the lapping profiles of the main wall body, and the height of a first wall panel of the lower wall body is equal to the heights of the lapping profiles in the middle of the lower wall body; an air duct wall body comprises a second wall panel and supporting profiles, and the supporting profiles are connected with the lapping profiles at the edge of the lower wall body in a clamped mode; and a ventilation opening is formed in the second wall panel and located in the extending direction of the one or more lapping profiles in the middle of the lower wall body. The fabricated wall crossed by the air duct and the mounting method of the fabricated wall are used for construction walls.