19results about How to "Simplified types" patented technology

The invention provides a spliced frame structure for a flat plate type satellite, and belongs to the technical field of satellite structures. The problems that an existing satellite frame is high in production cost and difficult to produce in batches are solved. The beam unit comprises an X-axis beam unit, a Y-axis beam unit and an inclined beam unit, the X-axis beam unit and the Y-axis beam unit are arranged in an orthogonal mode, an included angle is formed between the inclined beam unit and the X-axis beam unit, the X-axis beam unit comprises a first X-axis beam, a second X-axis beam, a third X-axis beam and a fourth X-axis beam, and the X-axis beam unit comprises a first X-axis beam, a second X-axis beam, a third X-axis beam and a fourth X-axis beam. The Y-axis beam unit comprises a first Y-axis beam, a second Y-axis beam and a third Y-axis beam, the oblique beam unit comprises a first oblique beam and a second oblique beam, and the splicing unit comprises a Y-axis separation mechanism connector and an X-axis separation mechanism connector. The frame structure is mainly used for a flat plate type satellite.

The invention belongs to the technical field of unmanned aerial vehicle positioning, and particularly discloses an unmanned aerial vehicle target positioning system, which comprises an image acquisition module arranged at the bottom of an unmanned aerial vehicle and used for acquiring ground image information; the target identification module is used for identifying a target point in the ground image information; the coordinate conversion module is used for converting the GPS coordinates of the unmanned aerial vehicle into UTM coordinates; converting the projection coordinate of the target point into a geographic coordinate; the parameter calculation module is used for calculating a ground distance corresponding to a unit pixel; and based on the yaw angle of the unmanned aerial vehicle and the position of the target pixel point relative to the image center point, calculating the coordinate of the target point in the projection coordinate system by using the ground distance corresponding to the unit pixel. According to the method, the types and the number of sensors are simplified, only a basic visible light camera needs to be carried, the complexity and the cost of the system are reduced, image data can be rapidly processed through an optimization algorithm and an efficient data processing technology, and rapid recognition and positioning of a target are achieved.

The application discloses layered composite lead-free relaxor ferroelectric material and a preparation method thereof, and belongs to the technical field of piezoelectric ceramics, and overcomes the defects that the strain excited by the lead-free relaxor ferroelectric material in the prior art is small under a low driving electric field. The layered composite lead-free relaxor ferroelectric material comprises a first relaxor ferroelectric layer, a ferroelectric layer and a second relaxor ferroelectric layer arranged in sequence; and in the layered composite lead-free relaxor ferroelectric material, 0 < ferroelectric layer mass percentage < 30%. The application provides the layered composite lead-free relaxor ferroelectric material which has low driving electric field and large strain.

The invention discloses a preparation method of a cement retarder with controllable retarding time, which comprises the following steps: mixing phosphogypsum with an oxalic acid solution, pulping to remove eutectic phosphorus, then removing soluble phosphorus by a washing process, mixing the obtained two-step washed gypsum with a modifier and a binder, granulating, and curing to obtain the cement retarder. The initial setting time and the final setting time of the cement can be obviously reduced. The process is simple, the raw materials are few in variety and wide in source, the influence of phosphorus in phosphogypsum on cement performance is reduced, the requirement for retarding time during cement construction can be met, and wide application prospects are achieved.

The invention provides water transfer printing paper for a bright film-free label, a preparation method of the water transfer printing paper and the bright film-free label. The water transfer printing paper comprises backing paper and a surface glue layer, wherein the surface glue layer comprises 15-30 parts of industrial potato starch; 0.1 to 1 part of a sodium alginate solution; 0.1 to 1 part of a polyvinyl alcohol solution; 95 to 100 parts of water; wherein the thermal viscosity of the industrial potato starch subjected to high-temperature gelatinization is 1600 mpa.s to 1800 mpa.s, and the length of pasted filaments of the industrial potato starch is 10 cm to 20 cm. The water transfer printing paper is simple in formula type, low in price and easy to operate; and the surface glue coating with high thermal viscosity, high paste silk content and high overall transparency is formed after high-temperature gelatinization, so that the smoothness of the surface glue of the water transfer paper can reach more than 5000S, pits on the surface of a pattern layer are reduced, the pattern layer with high surface smoothness and good uniformity is obtained, and the water transfer paper has the advantages of simple process, low cost and the like. And the soft, light, thin and bright printing requirements of the bright film-free water gauge are well met.

The invention relates to a comprehensive testing device and a testing method for a single-core high-voltage power transmission cable. The comprehensive testing device comprises a single-chip microcomputer core circuit, a power supply circuit connected with the single-chip microcomputer core circuit, and a signal control circuit, a voltage doubling rectifying circuit, a signal measuring circuit, a signal receiving circuit and a screen display circuit which are simultaneously connected with the single-chip microcomputer core circuit and the power supply circuit, the power supply circuit is used for supplying power to other circuits in the comprehensive testing device; the single-chip microcomputer core circuit is used for receiving, sending and processing data. The voltage doubling rectifying circuit is used for generating a direct-current high-voltage signal; the signal control circuit is used for controlling the voltage doubling rectifying circuit; the signal measurement circuit is used for receiving a measurement signal, processing the measurement signal and sending the processed measurement signal to the single-chip microcomputer core circuit; the signal receiving circuit is used for receiving pulse signals during sheath nuclear phase detection; and the screen display circuit is used for sending the measured data to a screen of the display circuit through serial port connection after the single chip microcomputer chip calculates the measured data. According to the device, multiple functions are achieved, the device is small and portable, the types of tools are greatly simplified, and convenience is provided for field work.

The present application relates to the technical field of air spring, in particular to a lightweight outer cover for air spring auxiliary spring, the lightweight outer cover comprises an integrated reinforcing framework and a cladding body, the reinforcing framework is a metal structural framework, comprising a metal partition plate and an upper support body, the cladding body is a composite cladding body, and the cladding body is integrally formed on the surface of the reinforcing framework by injection molding or casting, the lightweight outer cover of the present application can realize green low-carbon recycling while ensuring lightweight, can reduce the number of connected parts, reduce safety hazards, reduce costs, and can flexibly configure a material composite system according to actual stress working conditions, has high design freedom and high processing and preparation efficiency.

The invention discloses a steel-concrete combined modular building structure system and an assembly method thereof, the building structure system comprises a plurality of building modules and a cast-in-place shear wall core tube, the plurality of building modules are distributed around the cast-in-place shear wall core tube, and the plurality of building modules are connected with the cast-in-place shear wall core tube through hinged steel beams. All building modules are standardized modules and are prefabricated in a factory by adopting standardized parts, connecting nodes and assembling clamps, structural members, electromechanical pipelines, interior and exterior decoration and the like can be assembled and integrated into a complete module in the factory, and most construction operations are completed in the factory and are not interfered by environmental factors; meanwhile, the module and the cast-in-place part are connected through the hinged steel beams, field welding operation is omitted, and construction time and labor cost are greatly saved.

The invention discloses a gear shifter and inhaul cable comprehensive performance test bench, which comprises a test platform, a gear selecting and shifting execution mechanism, an inhaul cable real vehicle tool and an adjustable Z-axis module, and is characterized in that the gear selecting and shifting execution mechanism, the inhaul cable real vehicle tool and the adjustable Z-axis module are arranged on the test platform and are fixedly arranged on the test platform through lever pressing blocks. The comprehensive performance test bench has the advantages of being complete in functionality, convenient to operate, small in occupied space, low in cost and the like. The invention further discloses an operation method for testing the internal clearance of the inhaul cable, testing the friction force of the inhaul cable, testing the load efficiency of the inhaul cable and the like by using the comprehensive performance test bench. Meanwhile, when the clamp for clamping the gear shifter is replaced to clamp the aluminum alloy product, the physical performance of the aluminum alloy product is detected through the movement of the swing arm on the test bench.

The invention provides a thermomechanical treatment method for obtaining a titanium alloy with a wide temperature range and a low invariant elastic modulus, and relates to the technical field of titanium alloy performance design and preparation, the method comprises the following steps: firstly, carrying out solution treatment on the titanium alloy in a single-phase region, the solution temperature is 800-1000 DEG C, and the heat preservation time is 1-5 hours; the titanium alloy obtained through solid solution is subjected to aging treatment; and finally, the titanium alloy obtained after aging treatment is subjected to cold rolling deformation. The alloy prepared by the method has the characteristics of wide temperature range and low invariant modulus, the elasticity modulus is 43-56GPa, and the elasticity modulus can be kept unchanged within the temperature range of-268-350 DEG C. The method is simple in process step and low in production cost, and has a good application prospect in the fields of biomedicine, precise instruments, aerospace and the like.

The utility model provides an integrally formed flow guide outer cover and an air conditioner formed by the same, the integrally formed flow guide outer cover comprises a flow guide plate and a flow guide ring located on the flow guide plate and protruding out of the flow guide plate, a flow guide notch is formed in the flow guide plate, and the flow guide ring and the inner side wall of the flow guide notch are integrally formed; the inner diameter of the flow guide ring is decreased and then increased in the air outlet direction. The flow guide ring and the flow guide plate are integrally formed, and the radian change of the flow guide ring is reasonably set, so that the production quality problem of part combination and assembly is avoided, the production efficiency is improved, the air flow smoothness is improved, and the running noise of the whole machine is reduced.

The present invention belongs to the technical field of phospholipid membrane monolithic columns, and specifically relates to a preparation method and application of a bionic phospholipid membrane monolithic column for screening and separation of antimicrobial peptides. The bionic phospholipid membrane monolithic column is prepared by using phospholipid monomers or mixed phospholipids, and is directly prepared in a quartz capillary through an in-situ polymerization reaction. The monolithic column has richer phospholipid species and more complex phospholipid membrane structures, can more accurately simulate the biomembrane environment, and improve separation efficiency and selectivity. The obtained mixed phospholipid membrane monolithic column has good polymerization, and is tightly combined with the capillary wall. The spherical pores are condensed into larger dispersed macroporous channels, and the structural performance is excellent. It can realize the separation of alkyl phenone compounds, and has the ability to resist nonspecific adsorption. It can also be used for the separation, purification and screening of antimicrobial peptides, which is of great significance and solves many deficiencies in the existing screening and purification methods of antimicrobial peptides, such as low efficiency, high cost, activity loss and other problems.

The utility model discloses a mining hydraulic support withdrawing monitoring system. The mining hydraulic support withdrawing monitoring system comprises a first monitoring system and a second monitoring system, wherein the first monitoring system is arranged on a hydraulic support and used for monitoring the state of the hydraulic support in the withdrawing process of the hydraulic support; the second monitoring system is arranged on a worker and used for monitoring the state of the worker in the withdrawing process of the hydraulic support; the first monitoring system is connected with the second monitoring system and used for monitoring the operation state of the first monitoring system and the operation state of the second monitoring system; and the third monitoring system is used for monitoring the working area in the withdrawing process of the hydraulic support. According to the mining hydraulic support withdrawing monitoring system provided by the utility model, each withdrawing controller reports the state information of each support to the monitoring host by adopting a layered network topology structure, and the monitoring host performs remote centralized control on the premise of mastering various state data on site, so that the safety is improved.

The present application relates to the technical field of battery frame, especially to a lithium battery anti-collision and lightweight bearing frame and battery module, the battery frame comprises: a main frame, the cross section is a two-dimensional negative Poisson's ratio structure with impact resistance, forming a plurality of battery accommodating unit rows; a functional module is connected between adjacent battery accommodating unit rows, the inside is provided with a function piece which can be broken under impact to passively absorb energy, and an active trigger assembly which can be controlled to trigger to actively release the connection and cause structural instability; a detection unit for real-time monitoring of frame size, acceleration and temperature; a control unit for dynamically evaluating system load based on monitoring data and intelligently deciding to trigger a graded energy absorption response. Through the synergistic effect of the negative Poisson's ratio structure, the breakable function piece and the intelligent active control, the present application realizes the breakthrough from passive bearing to active safety protection, significantly improving the collision safety and reliability of the battery system.

The utility model discloses a portable stable folding tent which comprises leg pipes, front-back cross pipes and transverse cross pipes. The front-back cross pipe and the transverse cross pipe each comprise two connecting pipes with the middle hinged to each other in an X shape. The end of the connecting pipe is sleeved with an end pipe sleeve, and connecting holes are formed in the connecting pipe and the end pipe sleeve. A hinging lug is fixed in the side direction of the end pipe sleeve; the two connecting pipes are connected in parallel, and the bolt shaft penetrates through the connecting holes of the two connecting pipes to form hinged connection; and the end part of one of the two connecting pipes which are vertically connected is hinged to the hinging lug of the pipe sleeve at the end part of the other connecting pipe. According to the utility model, due to the design of the lateral hinging lugs of the pipe sleeves at the end parts of the connecting pipes, the connecting joints in the vertical direction can be hinged without additional special-shaped connecting blocks, so that the mold types and the part inventory pressure are reduced, and the assembly efficiency is improved.

The utility model relates to a pedestrian landscape river-crossing bridge structure, which comprises a bridge deck slab part, a bridge deck slab part and a bridge deck slab part, the bridge deck slab part comprises a plurality of round panels which are sequentially and tangentially spliced, and an outer flange of the bridge deck slab part is arranged in a curve shape; each circular panel comprises a plurality of sector plate units which can be prefabricated and spliced, and a special-shaped steel plate unit is arranged at the splicing position of every two adjacent circular panels; the bridge pier sleeve parts are arranged at the tops of the bridge piers, and the bridge pier sleeve parts are connected with the circular panels in a top sealing mode; the main beam part is used for supporting the bridge deck plate part and comprises a plurality of main supporting beams extending outwards in the radial direction from the bridge pier sleeve part. The utility model solves the problems of tedious assembly, difficult construction, longer construction period and the like caused by complex specifications of special-shaped bridge structural members, reduces the number of members with different specifications, is convenient to prefabricate, standardizes the prefabricated assembly members of the special-shaped landscape bridge, correspondingly reduces the sizes of anchor bolts and welding seams, and improves the construction efficiency. The purposes of simplifying component types, facilitating construction and assembly and shortening the construction period are achieved.

A car tailgate includes a shell and a roller shutter component disposed inside the shell. The shell includes a base plate with first connecting portions on both sides. The base plate is detachably connected to a first side plate and a second side plate via the first connecting portions. The first and second side plates have second connecting portions for detachable connection with the first connecting portions. The base plate, first side plates, and second side plates are connected and then fixedly connected by a fixing plate to form the overall shape of the shell. The base plate is no longer connected to the first and second side plates using traditional bolts, but rather through pre-set first and second connecting portions for snap-fit ​​or plug-in detachable connection, further reinforced by the fixing plate. After the overall shell is formed, all seams fit tightly, effectively preventing rainwater and dust from seeping in and avoiding water accumulation inside the shell.

This invention discloses a composition, cosmetic, and preparation method with dual whitening and skin-smoothing effects. The composition comprises acetyl glucosamine, ascorbic acid tetraisopalmitate, and adenosine compounds in a mass ratio of (0.1–5):(0.1–10):(0.01–7). It is applied in cosmetics. Compared with existing technologies, the components of this invention work synergistically, resulting in a mild and non-irritating composition with simple and clearly defined components, exhibiting excellent whitening and skin-smoothing functions.

The invention relates to the technical field of safety inspection, and discloses a safety inspection multifunctional auxiliary card, which comprises an auxiliary card, the auxiliary card is made of a non-metal material, the end face of one edge of the auxiliary card is provided with an accommodating groove, the surface of the auxiliary card is provided with length scales for measuring length and angle scales for measuring angle, the length scales are close to one edge of the auxiliary card, and the angle scales are close to the other edge of the auxiliary card. The strip-shaped edge extends along the length direction of the strip-shaped edge; the metal detection rod is made of a metal material, and the metal detection rod is clamped in the accommodating groove; length scales and angle scales are arranged on the auxiliary card, so that the cutter body length and the cutter sword angle of the cutter can be measured at the same time; a magnifying lens is also integrated on the auxiliary card, so that security check personnel can be helped to identify smaller characters and identifiers and quickly identify the power banks with unclear identifiers; through integration of the functions, the types of tools used for security check can be simplified, the number of security check tools is reduced, and daily management and operation are facilitated.