55results about How to "Flexible structure design" patented technology

The invention is applicable to the technical field of composite materials, and provides an Al / Al2O3 composite material with a multilevel structure, which comprises a first-level structure, a second-level structure, a third-level structure and a fourth-level structure, the first-level structure is composed of micro-nano-level ceramic particles, and micro-nano-level Al metal layers are filled among the ceramic particles; the second-level structure is composed of a micron-level Al layer and a ceramic-rich sheet layer, and the first-level structure is arranged in the ceramic-rich sheet layer; the third-level structure is composed of a millimeter-level or submillimeter-level continuous Al phase and an isolated or continuous ceramic-rich stand column, and the interior of the ceramic-rich stand column is provided with a second-level structure. The invention also provides a preparation method of the Al / Al2O3 composite material with the multilevel structure. The Al / Al2O3 composite material with the multilevel structure is prepared by combining the 3D printing calcium carbonate resin mold with the freeze casting technology in the limited range and the optimal control over the degreasing and calcium carbonate decomposition process, and the Al / Al2O3 composite material has the advantages of being high in precision, flexible in structural design, low in cost and the like, and has more excellent toughness while the strength of the composite material is equivalent.

The invention provides a micro valve, a chromatographic sample injector, a preparation method of the chromatographic sample injector, a chromatographic system and an application method of the chromatographic system. The micro valve sequentially comprises a first sealing substrate, a silicon substrate, SOI top layer silicon, an SOI buried oxide layer, SOI bottom layer silicon and a second sealing substrate, the SOI top layer silicon is bonded with the first surface, with the groove, of the silicon substrate, the second surface of the silicon substrate is provided with a first groove and a second groove, the first channel is communicated with the groove and the first groove, the second channel is communicated with the groove and the second groove, the first sealing substrate is bonded with the second surface of the silicon substrate, and the second sealing substrate is bonded with the SOI bottom layer silicon; and the control gas groove is obtained by etching the SOI bottom layer silicon and the SOI buried oxide layer. According to the invention, the single crystal deformation film in the SOI top layer silicon is used as a micro valve switch piece, and the micro valve and the chromatographic sample injector are obtained by utilizing the characteristics that the single crystal silicon film has better elasticity, wear resistance and high temperature resistance and can be prepared in batches by an MEMS (Micro Electro Mechanical System) process, so that the integration of the chromatographic sample injector and other chromatographic components is improved, and the microminiaturization of a chromatographic system is facilitated.

This application discloses a monostable electromagnetic clutch, including a movable part, a magnetic assembly, a fixed disk, and several iron cores. The magnetic assembly is connected to the fixed disk, and the iron cores pass through the magnetic assembly and are connected to the fixed disk. An elastic component is provided on the movable part. Under the action of the electromagnetic force of the magnetic assembly and the elastic force of the elastic component, the movable part can reciprocate on one side of the magnetic assembly, keeping the movable part engaged or disengaged from the iron cores. This application features a flexible and compact structural design, allowing for different combinations depending on the application and available space. It can be used individually or in combination of several basic electromagnetic clutch units. After combination, it can be freely arranged in various installation positions and spaces according to requirements, fully optimizing the use of space.

The utility model provides a kind of connecting joint of foundation pit stand and support beam, it includes the support beam being arranged horizontally, the buttress being connected with the support beam from downside and the stand being connected with the buttress from downside, the support beam includes the first pouring main body formed of concrete, the buttress includes the second pouring main body formed of concrete, the first pouring main body is integrally connected with the second pouring main body, steel reinforcement framework is provided in the second pouring main body, the upper end height of the stand is lower than the downside edge of the first pouring main body and higher than the downside edge of the second pouring main body, the upper end of the stand is embedded into the second pouring main body to be fixedly connected with the buttress.The utility model connects support beam and height low stand into a whole by concrete buttress, concrete buttress and concrete support beam can be synchronously integrally poured, construction is more convenient, and the connection integrity between support beam and stand is better, and node rigidity is large.

The utility model relates to sewage treatment technical field, and specifically is a kind of sewage treatment equipment with filter grating, including first filter tank, second filter tank and box, the first filter tank inside is equipped with filter cavity, the first filter tank top end is also equipped with with opening intercommunication's embedded slot, box top end is fixedly connected with sealing plate, the box is equipped with with filter cavity intercommunication's cavity, box is close to the end of second filter tank inner wall and is equipped with the clamping groove for installing grating plate;Box is away from the end of grating plate inner wall lower part and is equipped with blanking plate, and the blanking plate both ends are with the fixed connection of filter cavity both ends inner wall. Grating plate is cooperated with the clamping groove of box by mounting frame, and is fixed by bolt, when disassembling, just loosen bolt can be taken out, without complex tool;Meanwhile, box is connected with the first filter tank by sealing plate, after unscrewing self-tapping screw, box can be taken out by handle, realize the quick disassembly of grating plate, solve the problem of grating disassembly complicated in traditional equipment.

The invention discloses a copper flexible connecting piece welding machining line for a new energy automobile battery, and relates to the technical field of copper flexible connecting piece machining. Comprising a supporting frame plate, a driving assembly is arranged on the supporting frame plate, an ascending plate and a descending plate are arranged on the driving assembly, and heating blocks are fixedly installed on the ascending plate and the descending plate; a linkage assembly is arranged on the upper end face of the supporting frame plate, a containing sliding block is arranged on the linkage assembly, a containing groove is formed in the containing sliding block, and the containing groove is used for containing a copper flexible connecting piece. An auxiliary assembly is arranged on the placing sliding block, and the driving assembly comprises a driving motor fixedly installed on the supporting frame plate. Through cooperative use of the driving assembly, the linkage assembly and the auxiliary assembly, high-precision and stable welding of the copper flexible connecting piece is achieved, the structural design is flexible, the device can adapt to workpieces with different thicknesses, and the efficiency and universality of a welding machining line are effectively improved.

The invention relates to the field of seats, and provides a backrest turning plate type seat and passenger equipment. The backrest turning plate type seat comprises a cushion, mounting seats are arranged at two opposite ends and two sides of the cushion, and mounting grooves are formed in the mounting seats; the backrest is provided with a supporting shaft, and the supporting shaft is detachably mounted in the mounting groove; the locking structure is used for locking the relative positions of the supporting shaft and the mounting groove and locking the relative angle of the cushion and the backrest under the condition that the supporting shaft is inserted into the mounting groove. According to the backrest turning plate type seat, the seat is extremely simple and convenient to mount and dismount; a user can quickly assemble or disassemble the backrest of the seat according to requirements and adjust the mounting direction of the backrest, so that the use convenience is improved; according to the backrest turning plate type seat, the disassembly and assembly space can be saved when the backrest is turned, and the installation direction of the backrest can be adjusted without rotation; the overall stability of the seat is enhanced; the diversified requirements of different users on the angles of the seat are met.

The application aims to provide a device and a process method for preparing fine-grain magnesium alloy through multi-petal staggered torsion composite extrusion, and belongs to the technical field of plastic processing of metal materials.The device comprises a die holder, and a lower concave die is arranged on the inner side of the die holder.The lower concave die is a fixed deformation concave die with a necked channel at the lower side, the top end of the necked channel is provided with an upper convex die, the outer side wall of the upper convex die is provided with a wedge-shaped block, and the wedge-shaped block is embedded in a wedge-shaped guide groove in the inner side wall of the lower concave die.The upper convex die is a funnel-shaped deformation die, which comprises eight fan-shaped convex die petals that are sequentially wedged, and the inner side wall of the fan-shaped convex die petal is a fan blade curved surface.The initial state of the fan-shaped convex die petal is high-low interval arrangement.Through the use of the application, the magnesium alloy blank can be subjected to continuous, uniform and significantly accumulated strain severe plastic deformation in a single extrusion process, the grain structure is significantly refined and the texture is weakened, the tensile strength, yield strength and elongation of the magnesium alloy at room temperature are greatly improved, and the preparation cost is reduced.

The invention relates to the technical field of surface coating deposition equipment, in particular to a three-dimensional rotating tool suitable for a surface deposition process, which comprises a reversing frame and a satellite turntable, the reversing frame is rotatably mounted on deposition equipment, a reversing frame rotation driving device is arranged on the deposition equipment, and the satellite turntable is mounted on the reversing frame through a hanging rod. Products to be deposited are installed on the satellite rotating discs, the multiple layers of satellite rotating discs are fixed to the hanging rods, the hanging rods are rotatably installed on the reversing frame, the reversing frame is provided with a hanging rod rotating transmission device, and the hanging rod rotating transmission device transmits the rotating motion of the reversing frame to the hanging rods so that the hanging rods can rotate on the reversing frame. According to the three-dimensional rotating tool for the surface deposition process, the problem of film layer uniformity existing when a traditional film coating jig is used for coping with a three-dimensional structure product is solved, and the production efficiency, adaptability and stability are improved.

The utility model provides a small sliding table air cylinder which comprises a base and a sliding table located above the base, and a crossed linear rail is arranged between the base and the sliding table so that the sliding table can form the freedom degree of sliding in the front-back direction of the base. A longitudinal air cylinder, a longitudinal piston and a piston rod are arranged in the middle area, in the width direction, of one end of the sliding table, a fixing plate is arranged at one end of the base, and the tail end of the piston rod is matched with the fixing plate to exert force to drive the sliding table. Two first air connecting openings communicating with the two ends of the longitudinal air cylinder correspondingly are formed in the side portion of the sliding table. The utility model has the advantages of compact structure, strong bearing capacity, good rigidity and stable operation.

The invention belongs to the field of machine tool machining, and relates to an automatic adjusting deburring device which integrates an automatic adjusting mechanism and an air blowing system. The pull rod is driven through the oil cylinder assembly, automatic adjustment of the deburring cutter is achieved, cutter abrasion is compensated, and it is guaranteed that the deburring effect is consistent. Meanwhile, the blowing system removes scrap iron through high-pressure gas, and tool blockage is prevented. The device is compact in structure, a plurality of guide rods and spacer bushes are adopted to guarantee stability, the position of the cutter is monitored in real time through the proximity switch, and operation safety is guaranteed. The deburring efficiency and precision are remarkably improved, manual intervention is reduced, and the production cost is reduced. The automatic adjusting function effectively deals with cutter abrasion, and the machining quality is kept stable. The blowing system effectively removes scrap iron, cutter damage is avoided, and the service life is prolonged. The overall design enhances the safety and reliability of the device, and the deburring device is suitable for deburring requirements of various gears.

The invention provides hydrophilic imide resin and a preparation method thereof, and relates to the technical field of amino resin. The structure of the hydrophilic imide resin is YA2, Y is a divalent organic structure which is left after two primary amine terminated groups are removed from double-terminal primary amine polyether and has an inert reaction with isocyanate groups at 100 DEG C and an average molecular weight of 50-5000, the solubility of the double-terminal primary amine polyether in pure water at 25 DEG C is not less than 10g / 100g water, and the solubility of the double-terminal primary amine polyether in pure water at 25 DEG C is not less than 1g / 100g water. The structure of A is one imide structure formed by two ester groups in the aspartic acid ester resin, or two imide structures formed by four ester groups in the aspartic acid ester resin, or a combination of the two imide structures and the four ester groups in the aspartic acid ester resin. The hydrophilic imide resin disclosed by the invention has relatively good hydrophilicity, good hydrolysis resistance and high mechanical strength after curing.

The invention relates to a modularized lamination belt pole piece conveying mechanism and a conveying method thereof, and relates to the field of lithium battery pole piece production and conveying. According to the mechanism, a plurality of machine tables are arranged on one side of a pole piece conveying mechanism in parallel, and a plurality of lamination belts and a plurality of machine tables are respectively arranged in series; a manipulator is arranged between each lamination belt and the machine table; the small pole pieces are conveyed in a small pole piece group above the lamination belt, and the small pole pieces in each group are arranged at equal intervals. The conveying method comprises the steps that when a current lamination belt conveys pole pieces, whether a next machine station needs materials is judged, if yes, the previous lamination belt stops taking the materials, and the next machine station normally takes the materials; and if the next machine station does not need materials, judging whether the previous machine station needs materials, and if the previous machine station needs materials, normally taking the materials until all the machine stations do not need materials. A traditional mode of taking the pole pieces at the tail of a second machine is changed into a mode of carrying and conveying the pole pieces in groups in batches, and the problems that belt gap-crossing conveying cannot be achieved, and materials are wasted due to tail buffering are solved.

The utility model is suitable for flue gas emission technical field, provide a kind of electric tar precipitator flue gas emission pipeline structure, including electric tar precipitator, black law dust removal system, flue gas drainage pipeline and pipeline support frame. Flue gas drainage pipeline one end is connected with the flue gas outlet of electric tar precipitator by soft connection, and the other end is connected into the inlet of settling chamber of black law dust removal system;Pipeline support frame is made by I-beam welding, bottom is equipped with concrete pedestal, for firm support pipeline. The utility model utilizes the negative pressure of black law dust removal system itself as power source, replaces electric tar precipitator original induced draft fan, and all flue gas is guided to black law system to carry out purification treatment. The structure effectively solves the problem of unorganized overflow of flue gas, improves production environment, realizes energy saving and consumption reduction, guarantees flue gas emission up to standard, with simple structure, reliable operation, easy maintenance and other advantages.

The invention provides a circuit board and a manufacturing method thereof, the circuit board is provided with a first area, a connection area and a second area which are mutually connected, the first area and the second area are oppositely arranged, the circuit board comprises a capacitor layer and a coil layer, and the capacitor layer comprises a first capacitor sheet located in the first area and a second capacitor sheet located in the second area; the coil layer comprises a first coil located in the first area and a second coil located in the second area, the first end of the first coil is electrically connected with the third end of the second coil through a conductive circuit, the second end of the first coil and the fourth end of the second coil extend to the connecting area and form two output ends, the first coil is used for generating first magnetic force, and the second coil is used for generating second magnetic force. The second coil is used for generating second magnetic force opposite to the first magnetic force in direction, so that the distance between the first area and the second area is variable, and the capacitance between the first capacitor piece and the second capacitor piece is changed. The circuit board provided by the invention is internally provided with the fine tuning capacitor structure, and the fine tuning capacitor structure is small in occupied space, simple in structure and low in cost.

The present invention proposes a large-scale MIMO array antenna, including at least one MIMO antenna module and an antenna cover, the shapes of the MIMO antenna module and the antenna cover are adapted, the MIMO antenna module includes multiple radiation units, a support frame, a power division network module, a calibration network module and a radio frequency connector, the radiation unit array is arranged on the power division network module, the radiation units are composed of sub-array units in the form of at least two groups, the power division network module and the calibration network module are fixed on the support frame, one end of the power division network module is electrically connected to the sub-array unit, and the other end is electrically connected to one end of the calibration network module, the other end of the calibration network module is electrically connected to the radio frequency connector, and the radio frequency connector is connected to the radio frequency device TR component. The present invention eliminates the reflector in the traditional antenna design, simplifies the structural composition, and reduces the thickness of the antenna.

The utility model relates to a tower drum bolt robot power supply device, including the micro -trolley line and the power taking device of installation in tower drum flange inner wall, the micro -trolley line includes flexible substrate, and flexible substrate has insulating and is equipped with the back glue, is used for pasting in tower drum flange inner wall, and two conductive metal strips for transmitting current are laid on the flexible substrate, the power taking device includes magnetic attraction wheel, elastic conductive contact, cow -eye wheel and nylon framework, and the magnetic attraction wheel is driven along tower drum flange rotation by motor, and the cow -eye wheel is used for limiting, makes elastic conductive contact and conductive metal strip keep contact, and the thickness of conductive metal strip is adjusted according to the perimeter of tower drum flange inner surface and transmission current size, to guarantee the temperature rise of conductive metal strip during operation in the safe range, the utility model has the advantages of good safety, high energy transmission efficiency, power supply stable.

The present invention belongs to the technical field of building construction, and in particular to a complex space hyperbolic glass curtain wall unit and an assembly method, wherein a strip support frame is used to install two curtain wall glasses, and a sealing component for improving the sealing performance of the curtain wall glass is arranged inside a window frame on one side of the curtain wall glass; two special-shaped grooves are opened on one side of the strip support frame, and a positioning seat is embedded inside the special-shaped groove, and a mounting component for installing the window frame is arranged on one side of the positioning seat; an adjusting rod runs through the interior of the strip support frame, and an adjusting component for adjusting the angle of the curtain wall glass is arranged on the outer wall of the adjusting rod; a limiting component for limiting the curtain wall glass is slidably connected to one end of the positioning seat; a fixing component for fixing the position of the adjusting rod is arranged on one side of the strip support frame, and the angle of the curtain wall glass can be flexibly adjusted according to actual needs to meet diverse building designs and usage needs.

The utility model discloses a guide rail running device with a damping function, which comprises a motor fixing component, springs and a limiting wheel sliding component which are detachably connected and combined, and the springs are symmetrically distributed between the motor fixing component and the limiting wheel sliding component. According to the device, self-adaptive stroke adjustment is achieved through elastic deformation of the spring, the device can be attached to a track with micro-deformation, and the clamping stagnation problem is solved; the symmetrical spring design ensures the stress balance and improves the operation stability; the stroke of the motor fixing assembly and the stroke of the limiting wheel sliding assembly are adjusted through spring compression, the springs are fixed in cooperation with an interlocked cavity structure, and therefore the device has the advantages of damping, self-adaptive adjustment and compact installation. The guide rail device effectively solves the operation problem caused by rail deformation and vibration of a traditional guide rail device, and is suitable for scenes needing high-precision and stable operation.

The utility model discloses a discharge device for a reaction kettle, which relates to the technical field of reaction kettles, and comprises a discharge receiving groove and a discharge main body frame, the discharge main body frame is provided with a material pushing assembly, and the groove wall of the discharge receiving groove is provided with a dumping assembly with a dumping function and a feed opening; the pushing assembly is arranged on one side of the discharging bearing groove and extends into the discharging bearing groove along the upper portion of the discharging bearing groove, the dumping assembly is installed below the discharging bearing groove, the pushing assembly comprises a pushing plate, a connecting shaft, a telescopic arm and a pushing motor, the telescopic arm is connected with the pushing motor through the connecting shaft, and the other end of the pushing arm is connected with the pushing plate; the dumping assembly comprises an overturning push rod, a rotating disc, a connecting plate and a dumping driving part, the rotating disc is rotationally arranged in the discharging main body frame, one end of the overturning push rod is connected with the rotating disc, the other end of the overturning push rod is arranged below the connecting plate, and the connecting plate is arranged below the discharging receiving groove; according to the device, the efficient, convenient, stable and high-adaptability discharging function is achieved.

The utility model relates to the technical field of steel pipe outer surface treatment robots, and discloses an outer track structure which comprises a top arc module, a left arc module and a right arc module, the left arc module and the right arc module are movably connected to the left side and the right side of the top arc module, and the bottom end of the left arc module and the bottom end of the right arc module can be connected through a lock catch assembly. The top arc module, the left arc module and the right arc module are enclosed to form an annular track, and the second transmission section, the first transmission section and the third transmission section are sequentially connected with one another to form an annular traction piece; and a plurality of jacking assemblies for jacking the outer surface of the pipeline are arranged on the inner wall surfaces of the top arc module, the left arc module and the right arc module. The outer track structure provided by the utility model can be matched with the walking trolley with a simpler structure for use, so that the equipment cost is reduced, the walking trolley and shot blasting or spraying equipment carried by the walking trolley can accurately move along a preset circumferential path, the problem of track deviation caused by slipping is effectively avoided, and the service life of the outer track structure is prolonged. And the uniformity and integrity of preservative treatment are improved.

The invention discloses a high-speed aircraft skin structure and a manufacturing method, and belongs to the technical field of aircraft skin design. The skin structure comprises a bearing-high temperature resistant substrate and a radiation and stealth integrated metasurface antenna embedded in the substrate. The invisible integrated metasurface antenna comprises a slotted metal microstrip layer located at the top, a metal through hole located in the middle and a feed network structure located at the bottom. The bearing-high-temperature-resistant substrate is of a double-layer structure, the upper layer is a microstrip line substrate, the lower layer is a feed network substrate, and the microstrip line substrate and the feed network substrate are provided with aligned vertical via holes. The high-speed aircraft skin has the comprehensive capacity of invisibility, information transmission, bearing and high-temperature resistance.

The invention discloses a steel rail welding seam flaw detection scanning device and a flaw detection method thereof. The steel rail welding seam flaw detection scanning device comprises a scanning support, a guide rail sliding block mechanism and a guide rail probe mechanism, wherein the scanning support can be mounted on a steel rail in a falling manner and is automatically positioned on the steel rail or is automatically separated from the steel rail through lifting; the guide rail sliding block mechanism comprises a first guide rail arranged in the length direction of the steel rail, a guide rail sliding block arranged on the first guide rail and a sliding block driving mechanism used for driving the guide rail sliding block to reciprocate along the first guide rail, and a rail surface probe capable of being attached to the rail surface of the steel rail is fixed to the bottom of the guide rail sliding block. The second guide rail is located below the first guide rail and is parallel to the first guide rail, the probe support is arranged on the second guide rail in a sliding mode, a rail side probe is fixed in the probe support, the guide rail sliding block can drive the probe support to reciprocate along the second guide rail, and the guide rail probe mechanism and the scanning support are of a linkage structure. The steel rail welding seam flaw detection scanning device and the flaw detection method based on the same are convenient and efficient to operate.

The utility model relates to the technical field of electromagnetic valves for water, and discloses a stable electromagnetic valve magnetic circuit assembly which comprises an electromagnetic coil structure, an upper fixed iron core and a movable iron core assembly. The movable iron core assembly comprises a movable iron core, a fixed chock plug, a movable colloidal particle and a reset spring. The movable iron core is movably mounted in the electromagnetic coil structure; a built-in cavity penetrating through the upper and lower ends of the movable iron core is formed in the movable iron core; the fixed chock plug is embedded and plugged on the opening at the upper end of the built-in cavity in a matched manner; the movable colloidal particle can be movably embedded into the built-in cavity and can move in the vertical direction of the built-in cavity; the reset spring is embedded in the built-in cavity, and the upper end and the lower end of the reset spring are connected with the fixed plug and the movable rubber particle correspondingly. According to the stable magnetic circuit assembly of the electromagnetic valve, the reset spring is completely packaged in the built-in cavity, the fixed chock plug is adopted for pressing the reset spring, friction loss caused by the fact that the reset spring is exposed is prevented, the influence of the external environment on the performance of the reset spring is avoided, and therefore the overall stability of the electromagnetic valve is improved, and the service life of the electromagnetic valve is prolonged.

This utility model relates to a tripping mechanism and a switchgear having the same mechanism. The tripping mechanism includes: an elastic element, one end of which is a movable end. The elastic element is selectively in an energy-storing deformation state or an energy-releasing reset state through the reciprocating motion of the movable end; an actuating element, which has a mating part disposed on the movement path of the movable end during the energy-releasing reset process of the elastic element. During the energy-releasing reset movement, the movable end drives the mating part, thereby causing the actuating element to perform a tripping action; and a triggering element, which has a latching part selectively disposed in the energy-releasing reset direction of the movable end of the elastic element or deviating from that direction. By changing the movement of the triggering element, the latching part abuts against or disengages from the movable end, thereby selectively switching the energy-storing deformation state or the energy-releasing reset state of the elastic element. This utility model offers faster and more efficient tripping action and allows for more flexible structural design of the disconnecting switch, which is beneficial for the miniaturization of disconnecting switches and other switchgear.

The invention relates to an optimized laminated solar cell structure which improves the stability and reliability of a cell while reducing the manufacturing cost. The solar cell is composed of a crystalline silicon cell layer, a perovskite cell layer and a middle layer, the crystalline silicon cell layer forms an efficient PN junction through doping, and the back face and the front face of the crystalline silicon cell layer comprise a multi-layer structure so as to optimize photon absorption and current transmission. The design of a strip-shaped area on the front face of the crystalline silicon cell layer effectively reduces interface recombination and improves photoelectric conversion efficiency, the middle layer is made of a high-light-transmittance transparent material, light reflection is reduced and light absorption is enhanced through the refractive index gradient design, the perovskite cell layer serves as a top layer, the perovskite cell layer and the crystalline silicon cell layer form complementation and jointly cover a wide spectrum, and the light energy utilization rate is improved. In addition, the silicon nitride layer is used as a passivation layer and an anti-reflection layer, and the grid-shaped design of the grid line electrode further improves the photoelectric performance and the stability of the cell. The invention further provides a solar cell module comprising the laminated solar cell, and the solar cell module has better module performance.

The invention discloses a supersonic air inlet with a belly layout. The invention comprises a supersonic air inlet front body compression surface (2) located at the belly of a supersonic missile body (1), and the rear of the supersonic air inlet front body compression surface (2) is connected to the air inlet body; a coordinate system is established on the symmetry plane of the supersonic missile body (1), wherein: the XY coordinate plane is the symmetry plane, and the X, Y, and Z axes are the heading, vertical, and horizontal directions, respectively; the supersonic air inlet front body compression surface (2) is a variable curved surface design, and three-level local isentropic compression is adopted along the X-axis direction, and the corresponding compression angles δ1, δ2, and δ3 are designed according to equal intensity compression. The invention adopts the missile belly air inlet layout form, which can make room for the missile head, which is conducive to the installation of components such as the seeker, and at the same time, the variable curved surface compression surface design can effectively change the flow direction of the low-energy flow in the boundary layer, effectively eliminate the low-energy flow in the boundary layer, and improve the air inlet performance.

The utility model provides an experiment table which comprises an operation table body and a reagent collecting mechanism arranged on the operation table body, the reagent collecting mechanism comprises a reagent storage assembly and a connecting and fixing column, and the reagent storage assembly is movably connected with the connecting and fixing column. The connecting and fixing column comprises a first connecting and fixing column and a second connecting and fixing column, and a connecting space is formed between the first connecting and fixing column and the second connecting and fixing column; according to the experiment table, the arranged reagent storage assembly is flexible in structural design, reagent samples are convenient to take, place or check, experiment operation is convenient, and the reagent detection or experiment efficiency is further improved.

The invention discloses a method for constructing a micro solid-state battery and observing an interface and belongs to the field of solid-state battery materials. Due to the complexity of the interface problem, the change of the solid-solid interface in the charging and discharging process is difficult to observe under high temporal-spatial resolution by the existing in-situ characterization. According to the method, the micron-sized solid-state battery is constructed in situ in a transmission electron microscope, the penetrability of a high-energy electron beam is utilized to observe the structure and component changes of a negative electrode / solid-state electrolyte interface, a positive electrode / solid-state electrolyte interface and an electrolyte in the solid-state battery in the charging and discharging process, and then the microscopic operation mechanism and the failure mechanism of the solid-state battery are explored. The method is simple and convenient to operate, low in cost and high in repeatability, provides key evidence and new insight for solid-state battery research, and provides theoretical guidance for designing solid-state batteries with long cycle life.

This utility model provides an intelligent cockpit control panel, including a central control unit with a central control chassis inside. An operating platform is located on the upper part of the central control unit, and the central control unit and the operating platform are connected by a lifting device. A display screen back adjustment panel is located on the upper surface of the operating platform. The front surface of the display screen back adjustment panel has a display screen bracket arranged vertically and at least one horizontal adjustment structure for realizing the installation of multiple displays in the vertical and horizontal directions, as well as adjusting the horizontal installation position of the displays. An information recognition device and control structure are also provided on the operating platform. This solution features multi-professional, multi-system cross-screen collaborative monitoring and scheduling functions, as well as highly integrated information, efficient collaboration, integrated industrial software, and multi-posture adaptability human-machine interaction functions, achieving the effects of more centralized setup, less space occupation, smaller operating range, simpler and more efficient operation, lower error rate, and minimal number of operators.