27results about How to "Simplify processing difficulty" patented technology

The invention discloses a special-shaped structure heat-proof layer forming method, and belongs to the technical field of composite material forming. The forming method of the heat-proof layer with the special-shaped structure comprises the following steps: preparing an edge heat-proof layer blank body; prepreg is prepared, and the prepreg is laid on a sewing tool layer by layer; a plurality of layers of the prepreg close to the outer molded surface are sewn in a penetrating mode and jointed, the jointed follows the hole position of the penetrating sewing, and a large-area heat-proof layer laying layer set is obtained; embedding the edge heat-proof layer blank into the large-area heat-proof layer laying layer group to obtain a heat-proof layer blank; and carrying out pre-pressing and curing treatment on the heat-proof layer blank body to obtain the heat-proof layer with the special-shaped structure.

The invention relates to the field of fuel cells, in particular to a bipolar plate-gas diffusion layer structural body and a fuel cell. The structural body comprises a bipolar plate and a gas diffusion layer; the bipolar plate is composed of a first polar plate, a third polar plate and a second polar plate which are stacked in sequence, the first polar plate is a flat plate, the second polar plate is a flat plate with a lug boss, and the third polar plate is a polar plate with a runner; the first polar plate is connected with the anode gas diffusion layer; the second polar plate is connected with the cathode gas diffusion layer; grooves are formed in one side, close to the first polar plate, of the anode gas diffusion layer and one side, close to the second polar plate, of the cathode gas diffusion layer; the convex part of the second polar plate is embedded into the groove of the cathode gas diffusion layer; and a cavity formed by the second polar plate and the cathode gas diffusion layer is an air flow channel. The oxygen content under the ridge of the fuel cell can be improved, the drainage capacity under the ridge is enhanced, the power density of the fuel cell is improved, and the specific power of a fuel cell stack can be greatly improved.

The invention discloses a translational photon optical shutter device capable of being combined with multiple inserts, and the device is characterized in that the device comprises an optical shutter switching assembly, a vacuum chamber, a driving mechanism, and a hinge assembly; the optical shutter switching assembly and the hinge assembly are installed in the vacuum chamber, and the driving mechanism is located outside the vacuum chamber. The driving mechanism drives the optical shutter switching assembly to do reciprocating translation through the hinge assembly and is used for switching control over light passing and light blocking of synchrotron radiation light. An absorber is arranged in the optical shutter switching assembly, the top of the absorber is a light receiving face, and the light receiving face comprises a plurality of inclined faces which are obliquely upward in the incidence direction of synchrotron radiation light and used for blocking the synchrotron radiation light generated by various insertion pieces at the same time. The design of the multi-inclined-plane absorber can block synchrotron radiation light generated by various inserts at the same time, so that the valuable axial space occupied by the device in a light beam line is effectively shortened, and a solid technical basis is provided for the design and layout optimization of the light beam line combined by multiple inserts.

The invention provides a composite material repairing method and a repairing structure. The composite material repairing method comprises the steps that a damaged area on a composite material is polished to remove damaged original fiber layers to form a repairing area, and the sections of the multiple original fiber layers exposed out of the edge of the repairing area form a lap joint area; a first fiber repairing layer is laid in the repairing area and the lap joint area, so that the two ends of the first fiber repairing layer obliquely and upwards extend to the topmost original fiber layer of the lap joint area correspondingly and are in lap joint with the topmost original fiber layer; sequentially laying a plurality of fiber repairing layers on the first fiber repairing layer until the number of the laid fiber repairing layers is the same as that of the polished original fiber layers; the topmost fiber repairing layer and the topmost original fiber layer are coated with adhesive surface layers, protective layers are laid on the adhesive surface layers, and the protective layers cover the fiber repairing layers and the original fiber layers; and putting the repaired composite material into an autoclave for curing. The problems that in the prior art, a repairing method is complex in process and low in efficiency are solved.

The application discloses an antenna combiner, comprising: a plurality of high-frequency resonators, the plurality of high-frequency resonators are arranged side by side along a first direction, each resonator extends along a second direction, and comprises a high-resistance wire and a low-resistance wire distributed along the second direction, wherein the high-resistance wire of two high-frequency resonators has a mounting hole; a flying rod assembly, comprising a capacitive flying rod and a heat shrink sleeve, the capacitive flying rod has two flying rod pins, the two flying rod pins of the capacitive flying rod are sleeved with the heat shrink sleeves respectively, and the two flying rod pins of the flying rod assembly are respectively inserted into the mounting holes on the two high-resistance wires; a flying rod support, the flying rod support is fixed on the high-resistance wire between the two high-resistance wires with the mounting holes, and the capacitive flying rod is supported on the flying rod support. The application adopts the mode of the heat shrink sleeve and the flying rod support to replace the mode of the originally adopted supporting gasket and flying rod sheet, improves the overall stability of the antenna combiner, and greatly simplifies the installation steps and processing difficulty.

The utility model discloses a kind of half-ring handles, relate to packaging container technical field.A kind of half-ring handle, comprising: circular ring component and two handle components connected on circular ring component;The side of the inner ring of circular ring component is fixedly connected with several first cards in circular array arrangement;First card is inclined to the inside of circular ring component and is set upwards;The both sides of circular ring component are each fixedly connected with one fixed seat, and two connecting holes are opened in fixed seat;Handle component includes handle and the pulling arm fixed in the both sides of handle;The inside of pulling arm end is fixed with one fixed shaft, and the end of fixed shaft is fixedly connected with several second cards in circular array arrangement;The free end of second card is inclined to the outside of fixed shaft and sets up. The utility model, by the cooperation of each structure innovation, effectively solve the problem that finger is tight and uncomfortable when using traditional handle, improve the comfort of user holding.

The utility model provides an adjusting and positioning mechanism and a seat. The adjusting and positioning mechanism comprises an inner fixing piece, an outer rotating ring, a positioning piece and a linkage mechanism arranged between the positioning piece and the outer rotating ring, the outer rotating ring is arranged on the inner fixing piece with the fixed teeth in a sleeving mode to form rotating connection, the positioning piece matched with the fixed teeth on the outer wall of the inner fixing piece in a tooth connection mode is arranged between the outer rotating ring and the inner fixing piece, and then the linkage structure between the positioning piece and the outer rotating ring is used for enabling the movable teeth and the fixed teeth on the positioning piece to form the circulating type positioning and separating effect. The whole design structure is compact, the occupied space is small, and the adjusting and positioning process is simple and convenient; the seat comprises a seat body and handrails arranged on the two sides of the seat body, the adjusting and positioning mechanism is arranged on the seat body, the outer rotating ring is connected with the rear ends of the handrails, and free adjustment of the deflection angle of the handrails can be achieved without emptying the interiors of the handrails.

The present invention provides an intelligent insulator replacement auxiliary device, which relates to the technical field of power equipment installation, including a threaded sleeve, a bottom cylinder, a top cylinder, a limit ring, an insulating telescopic part, a square rod, a lifting platform, a threaded rod and a lower wire head structure. The present invention can prevent operators from climbing back and forth on the pole, especially when replacing insulators on a single cement pole. The personnel on the top can manipulate the annular wheel on the top cylinder to loosen the limit ring, and the user can rotate and adjust the position of the lower wire head structure. The personnel on the ground assist in rotating the hand crank to drive the threaded rod to rotate, thereby lifting the square rod, the insulating telescopic part, the lifting platform, and the lower wire head structure upward. In this process, the ground operator can also perform auxiliary observation based on the image information obtained by the camera assembly. The operator on the cement pole does not need to climb back and forth, ensuring the safety of the insulator replacement process.

The embodiment of the invention provides a silicon carbide substrate manufacturing method and a silicon carbide substrate manufacturing tool, and the silicon carbide substrate manufacturing method comprises the steps: machining a groove in the side surface of a graphite substrate; surrounding the side surface of the graphite base body with the isolation baffle sheet; the fixing tool is arranged on the outer side of the isolation blocking piece in a surrounding mode; a bulge matched with the groove is arranged on the inner side surface of the fixing tool; the bulge is inserted into the groove to press the isolation baffle on the graphite substrate; growing silicon carbide on the upper surface and the lower surface of the graphite substrate which is surrounded by the isolation separation blade and the fixing tool; after the growth of the silicon carbide is finished, removing the fixing tool and the isolation baffle on the side surface of the graphite substrate; and removing the graphite matrix to obtain two silicon carbide substrates. According to the silicon carbide substrate manufacturing method and the silicon carbide substrate manufacturing tool provided by the embodiment of the invention, the process difficulty is simplified, the production time is shortened, and the production cost is also greatly reduced.

This invention discloses a construction process for controlling the deformation of multi-curved irregular-shaped aluminum panels. The first pre-assembly ensures the aluminum panel processing accuracy meets requirements; the second pre-assembly controls the deformation and angular deviation of the assembled aluminum panel units; and the third pre-assembly ensures the qualified connection between multiple aluminum panel units. These three pre-assembly processes ensure the processing accuracy of the aluminum panels and guarantee a high rate of qualified aluminum panels leaving the factory. A shaping plate serves as a benchmark for controlling interface dimensions, allowing for timely detection of deformation in aluminum panel units. The shaping plate also reduces deformation during subsequent processes. During the spraying process, when the aluminum panel is suspended on one side, it will not deform due to its own weight. Under spraying and baking conditions, the deformation of the aluminum panel is also greatly reduced. Through the combined effect of the three pre-assembly processes and the shaping plate, the final finished aluminum panel can achieve the preset shape.

The invention relates to the technical field of optical fiber sensing, in particular to a two-parameter measurement optical fiber sensor and a manufacturing method thereof. The two-parameter measurement optical fiber sensor comprises an optical fiber and a sensing unit arranged at one end of the optical fiber. The sensing unit is formed by sequentially arranging a Bragg reflector and a noble metal nano-film, the noble metal nano-film is provided with nano-structure units arranged in an array, and the sensing unit can excite two resonant modes, so that the refractive index variation and the temperature variation of an external medium initiate resonant wavelength movement of the two resonant modes, and the refractive index variation and the temperature variation of the external medium are changed. And simultaneous measurement of the refractive index and the temperature of an external medium is realized. By improving the metal nano-film, two resonance modes are excited, the detection sensitivity is improved, meanwhile, the machining difficulty can be simplified, the structural stability can be improved, and accurate decoupling measurement of the refractive index and the temperature is achieved.

The present application discloses a cylinder structure and an angle valve device. The cylinder structure includes a cylinder body, a first actuator, a second actuator and a locking member. Both the first actuator and the second actuator can slide relative to the cylinder body. In the first actuator, the first piston divides the accommodating cavity of the cylinder body into a first air cavity and a second air cavity. The first piston can drive the first valve stem to slide to change the volume of the first air cavity and the second air cavity. The first piston has a mounting groove. In the second actuator, the second piston and the groove wall of the mounting groove enclose a third air cavity. The second piston can drive the second valve stem to slide to change the volume of the third air cavity. The first piston is provided with a connecting hole connecting the first air cavity and the third air cavity. The locking member can move relative to the cylinder body to achieve locking and unlocking of the cylinder body with the first actuator or the second actuator. This embodiment simplifies the processing difficulty of the cylinder structure by changing the air intake path of the cylinder structure.

This invention relates to a transverse linear motor structure, comprising a lower housing, an upper housing, a weight component, and spring contacts. The weight component includes a magnetic groove assembly, which comprises a mass block, a first magnetic guide plate, and a second magnetic guide plate. Mass blocks are symmetrically fixed to both sides of the second magnetic guide plate, forming a rectangular magnetic groove structure with an open bottom. Magnets are fixed within this magnetic groove. The first magnetic guide plate is welded to the upper surface of both the mass block and the second magnetic guide plate. Spring contacts are connected to the sidewalls of the mass blocks on both sides of the weight component to form oscillators. The weight component is connected to the upper housing via these spring contacts, and the upper and lower housings cooperate to form a closed cavity. This invention, through the rectangular magnetic groove structure of the magnetic groove assembly, the optimization of the spring contact structure, and the inclusion of cushioning foam, effectively shields magnetic leakage in all directions, improving the lifespan of the spring contacts and the mechanical reliability of the product.

The present invention discloses a biomass fixed bed poly-generation system, which comprises: a biomass gasification device in which carbon-containing biomass is gasified to form a synthesis gas containing CH4, CO, CO2 and H2; a gas phase outlet of the biomass gasification device is connected with a gas inlet pipeline of the methanol production device, and the synthesis gas is subjected to a synthesis reaction in the methanol production device to produce refined methanol and methanol residual liquid; the invention further discloses a working method of the biomass fixed bed poly-generation system, purge gas generated by the methanol synthesis device is used as fuel for power generation, the purge gas is used as fuel gas of the fuel gas power generation device, hot steam generated by the fuel gas power generation device is used for heating methanol residual liquid, and the fuel gas power generation device is used for generating fuel gas generated by the fuel gas power generation device. The residual methanol liquid is used as a gasifying agent to participate in biomass gasification reaction, so that system energy consumption and resource waste during preparation of methanol from biomass are reduced.

This utility model relates to a lifting device, and more particularly to a six-guide-column lifting device, comprising a base plate, a first lifting plate, a fixed plate, and a second lifting plate, and further comprising a driving component, a lead screw and nut assembly, guide columns, and guide sleeves. The driving component is fixed to the base plate and drives the lead screw and nut assembly. The first lifting plate is driven by the lead screw and nut assembly, and the top end of the lead screw and nut assembly is rotatably connected to the fixed plate. The guide columns include a first guide column and a second guide column, both parallel to the lead screw and nut assembly. The bottom end of the first guide column is fixed to the base plate, and the top end of the second guide column is fixed to the first lifting plate, and the top end is fixed to the second lifting plate. The technical solution of this utility model uses three guide columns as the main power guide for the driving component to drive the lead screw and nut assembly, and the other three guide columns as the driven guides for the lifting device, effectively increasing the stability of the overall structure while simplifying the overall cost and processing difficulty.

An electron detector comprises a light guide and a scintillator. Wherein the light guide is provided with a front end part, the surface of the front end part comprises a first surface of a quarter spherical surface structure and a second surface of a plane structure, and the surface of the scintillator comprises a light emergent surface and an electron incident surface which are opposite to each other; the light emitting surface is attached to the second surface, so that a light signal generated by the scintillator enters the front end part, and the first surface reflects the light signal. The first surface of the spherical structure is used as a reflecting surface for reflecting an optical signal in the light guide for the first time, so that the incident angle of the next reflection of the reflected light can be effectively controlled, and support is provided for ensuring that the optical signal can be totally reflected in the light guide; the purposes of reducing light loss and improving transmission efficiency by increasing total reflection in the light guide process are achieved; meanwhile, the front end part adopts a spherical surface structure, so that the processing difficulty of the light guide is simplified, and the optimal light transmission efficiency can be obtained by adjusting and determining the position of the scintillator at the front end part.

The present invention provides a balancing shaft rotation measurement connection device based on the inherent structure of an engine housing, comprising a rotating shaft mechanism, a connecting shaft sleeve and a U-shaped bracket, wherein the rotating shaft mechanism is connected to the shaft hole of an engine oil pan through the connecting shaft sleeve, and one end extends to the inside of the engine oil pan to be connected to a balancing block fixing bolt fixed on the balancing shaft, and the other end extends to the outside of the engine oil pan to be connected to the rotating shaft of a balancing shaft rotation parameter measurement device; the U-shaped bracket is supported below the rotating shaft mechanism outside the engine oil pan, and a connecting portion matching the inherent connecting hole outside the engine oil pan is provided on the side of the U-shaped bracket close to the engine oil pan. The connection is achieved by designing a special U-shaped bracket structure based on the position of the inherent connecting hole on the engine oil pan, thereby reducing damage to the housing and the influence on the measurement result, and the design of the hole, shaft and surface takes the draft angle into consideration, thereby ensuring the accuracy of the output of the balancing shaft rotation parameter.

The invention discloses a metal packaging box which comprises two shells capable of rotating relatively, the two shells comprise the first shell and the second shell, and the metal packaging box has the closed state that the two shells get close to each other to form a closed containing space and the open state that the two shells get away from each other; the hinge comprises a first connecting piece and a second connecting piece which are pivotally connected; the first shell is constructed and formed by a metal sheet and is connected with the first connecting piece in a welding manner; and / or the second shell is constructed and formed by a metal sheet and is connected with the second connecting piece in a welding manner. According to the metal packaging box, the shell and the hinge are designed in a split mode, the corresponding parts are connected in a welded mode, and compared with an integrated forming mode in the prior art, the machining difficulty is simplified, and the cost is reduced.

The invention discloses an interactive panel and an assembling method thereof.The interactive panel at least comprises a back plate, an outer frame assembly, an inner frame assembly and a glass panel, the back plate comprises a back plate main body and a bent frame extending from the edge of the back plate main body to the direction away from the back plate main body, and the bent frame is arranged on the back plate main body; the backboard body and the bent frame are of an integrated structure. The outer frame assembly is connected with one end, far away from the back plate main body, of the bent frame, and the outer frame assembly and the back plate are encircled to form a mounting groove; at least part of the inner frame assembly is installed in the installation groove, and the glass panel is limited between the inner frame assembly and the backboard body. According to the technical scheme provided by the invention, the delivery time efficiency and the production cost can be improved.

The application discloses a photoelectric co-encapsulation method and structure, comprising a substrate with a through hole penetrating in the thickness direction, a light chip completely accommodated in the through hole, the front surface of the light chip and the side surface of the substrate being respectively electrically connected with the front surface of an electric chip through electric connection protrusions one; the same side surface of the substrate provided with the electric chip is electrically connected with a customized chip through electric connection protrusions two, and the other side surface of the substrate is provided with tin balls; thereby, the light chip is inverted and stacked on the electric chip, and the through hole penetrating and accommodating the light chip is formed on the substrate, photoelectric co-encapsulation and back light emission are realized, the light path is effectively avoided from being blocked, the heat dissipation performance is greatly improved, the heat management is simplified, and the process difficulty and the automation precision requirement are simplified.

The invention discloses a manufacturing method for a simple blind hole plugging process of a high-frequency mixed-pressing plate, which comprises the following steps of plate cutting, inner-layer circuit manufacturing, primary lamination, mechanical drilling, hole plating, internal light imaging, secondary lamination, mechanical drilling, copper deposition and plate plating, outer-layer circuit manufacturing, resistance welding, character and gold deposition, and belongs to the technical field of high-frequency mixed-pressing plate manufacturing. According to the manufacturing method for the simple blind hole plugging process of the high-frequency mixed pressing plate, the blind hole resin plugging process is omitted, pure glue PP automatically flows into the holes during lamination, the hole plugging action is completed, unnecessary machining processes are reduced, the production efficiency and the product production progress are improved, the plate grinding process is omitted, the damage frequency of the high-frequency plate is reduced, and the production cost is reduced. The method is beneficial for improving the yield of a factory, reducing the material consumption of resin used for plugging holes, saving the material cost of the factory, automatically plugging the holes during lamination, reducing the risk of sunken abnormity of the plugged holes, and removing drilling dirt from redundant resin through a normal process.

The present invention discloses a low-profile, broadband, high-gain, and high-aperture efficiency metasurface antenna, which belongs to the field of antenna technology. It includes, from top to bottom, a metasurface structure layer, a first dielectric loading layer, a radiation patch layer, a second dielectric loading layer, a drive patch layer, and a feed layer. The metasurface structure is composed of metasurface units arranged at a specific spacing, and the overall structure of the antenna is processed by a multi-layer printed circuit board process, and finally output by a labeled SSMP RF connector. The antenna adopts a metasurface loading and microstrip line back-feed structure, so that the antenna obtains good directivity and high gain. At the same time, by using dielectric loading instead of the traditional air loading layer, the design and processing difficulty of the metasurface antenna is greatly simplified. The present invention greatly reduces the difficulty of assembling and welding the antenna unit in the later stage, and also increases the reliability of the antenna. The present invention has the advantages of simple structure, high gain, low profile, and low difficulty in processing, assembling, and welding.

The invention discloses a preparation method of a switchable glass functional layer, the functional layer and switchable glass, and belongs to the field of switchable glass. The preparation method comprises the following steps: 1, preparing a first dye liquid crystal box through a liquid crystal instillation box forming process; 2, thinning a first glass substrate and a second glass substrate of the first dye liquid crystal box until the thickness is less than or equal to 0.27 mm to obtain a second dye liquid crystal box; taking the second dye liquid crystal box as a substrate and carrying out a liquid crystal instillation box forming process on the second dye liquid crystal box and a third glass substrate to obtain a dimming glass functional layer; or taking the first dye liquid crystal box as a substrate and carrying out a liquid crystal instillation box forming process on the first dye liquid crystal box and a third glass substrate to obtain a third dye liquid crystal box; and thinning the first glass substrate and the third glass substrate on the outer side of the third dye liquid crystal box until the thickness is less than or equal to 0.27 mm to obtain a dimming glass functional layer. The total thickness of the manufactured dimming glass is smaller than or equal to 5 mm, and the thickness assembling requirements of a skylight and a side window of a vehicle are met.

The utility model belongs to mixed technical field, concretely relates to a kind of medical analysis instrument mixing device, including stirring bin, the inner side of stirring bin and the position of top end near are threadedly connected with top plate, rotationally connected with rotating rod in top plate, the bottom of rotating rod and the bottom of top plate are slidably connected with stirring rod, the outside of stirring rod is evenly provided with multiple stirring plate, the outside of stirring rod is fixed with sliding frame, the bottom of top plate is rotatably connected with rotating frame, and rotating frame is slidably connected in the outside of sliding frame, the top of top plate is equipped with the first drive structure for driving stirring rod rotation, the bottom of top plate is equipped with the second drive structure for driving stirring rod up and down movement, the first drive structure includes the protective cover fixed in the top of top plate, the outside of rotating rod and the winding of protective cover inside are provided with pull rope.The utility model can improve solution mixing uniformity, simultaneously, structure need not complex spiral design, simplify processing and cleaning difficulty, avoid residual pollution.

The utility model provides a prefabricated wallboard and floor slab connecting component and a connecting node. The prefabricated wallboard and floor connecting component comprises a first board and two second boards connected to the first board, a clamping cavity is formed between the two second boards, the two ends of the first board extend out of the outer sides of the second boards, first mounting holes are formed in the extending ends, a plurality of second mounting holes are evenly distributed in the second boards, and the first mounting holes are communicated with the second mounting holes. And the plurality of second mounting holes in the two second plates are aligned one by one. The connecting component is additionally arranged, the first plate fixed to the floor is arranged on the connecting component, the clamping cavity used for positioning the wall plate is further arranged on the connecting component, when the wall plate is hoisted on the floor, only the wall plate needs to be placed in the clamping cavity, a plurality of lead screw holes and lead screws do not need to be aligned one by one, the installation difficulty is greatly simplified, and rapid assembly is achieved.

The invention relates to the technical field of oxygen valves, and discloses a pulse type oxygen valve which comprises a valve body and an air supply pipe, a pressure stabilizing assembly is arranged at an oxygen bottle connector of the valve body, a central cavity is formed in the central axis of the valve body, and an air supply cavity, a direct supply branch, an air supply branch A and an air supply branch B are annularly distributed around the central cavity; a middle fluid director, a sub-cavity elastic sealing piece, a pulse fluid director and a response plate are sequentially arranged in the center cavity from top to bottom, an adjusting ring is rotationally connected between the middle fluid director and the pressure stabilizing assembly, and the adjusting ring is provided with an air supply valve; according to the technical scheme, in a pulse mode and a long start mode, transverse annular distribution and a middle common channel are achieved, the length of a pipeline is shortened, kinetic energy loss is reduced, middle bin division and sealing performance auxiliary improvement are achieved, the machining difficulty is simplified, low-cost and efficient production can be achieved, and the application cost is reduced.

The present invention discloses a nano-titanium aluminum phosphate lithium solid electrolyte powder material and a preparation method thereof, belonging to the technical field of preparation of lithium ion battery solid electrolytes. The chemical formula of the nano-solid electrolyte material is Li1+ x Al x Ti2‑x(PO4)3, 0<x≤1, the material particles are closely arranged, the particle size is relatively uniform, and the primary particle size is 80~120nm. The present invention first prepares each raw material into a water-based precursor system in a certain manner, and then obtains the precursor of the solid electrolyte by spray drying the water-based precursor system, and finally obtains the nano-lithium titanium aluminum phosphate solid electrolyte powder material by calcining the precursor. The raw materials of the present invention are cheap and non-toxic, the synthesis process is simple, and it is easy to control. Each raw material achieves uniform mixing at the molecular level, and the produced lithium titanium aluminum phosphate solid electrolyte powder material has uniform particle size distribution, uniform morphology, good sphericity, and the calcined material does not stick to the wall, does not agglomerate, and does not need to be crushed, which greatly simplifies the processing technology.