1527 results about "Metal framework" patented technology

A putter-type golf club head comprises a unitary construction metallic frame having a thin wall crown region, and a crown damping member attached to thin wall crown region. The unitary construction metallic frame has a frame mass of 250-370 grams, a frame density of at least 2.5 g / cc, a frame length of 40-130 mm, a frame width of 75-130 mm, a frame height of 17-30 mm, a frame front forming a portion of a striking face, a frame rear, a frame top, and a frame bottom, wherein the frame top includes a thin wall crown region having a TWCR thickness of 0.6-1.2 mm, a TWCR length, a TWCR width, and a TWCR area of at least 600 mm2.

The invention provides a high-bearing-capacity double-cavity ceramic matrix composite material blade assembly, and belongs to the technical field of aero-engines, the ceramic matrix composite material blade assembly comprises a ceramic matrix composite material blade, the ceramic matrix composite material blade comprises a blade body with a cavity, a blade upper edge plate and a blade lower edge plate, and the blade upper edge plate and the blade lower edge plate are located on the two sides of the blade body; a partition rib is arranged in the cavity of the blade body and divides the cavity into a front cavity and a rear cavity; the front cavity metal framework is integrally connected with a metal lower edge plate, the rear cavity metal framework is integrally connected with a metal upper edge plate, the metal lower edge plate and the metal upper edge plate are connected with an engine bearing structure, the front cavity metal framework is arranged in a front cavity of the blade body, and the rear cavity metal framework is arranged in a rear cavity of the blade body. The rear cavity metal framework is arranged in a rear cavity of the blade body, the front cavity metal framework is connected with the upper metal edge plate through a connecting piece, and the rear cavity metal framework is connected with the lower metal edge plate through a connecting piece.

A composite shutter assembly includes a metallic shutter frame including a pair of elongate side members and a pair of elongate cross members extending between the pair of side members, and a nonmetallic shutter panel including a first stile pivotally coupled to a first side member of the pair of side members of the metallic shutter frame, the nonmetallic shutter panel configured to swing between a closed position and an open position relative to the metallic shutter frame.

The invention discloses a multi-chip stacked packaging structure and a manufacturing method, and the manufacturing method comprises the steps: designing a welding spot which is downwards connected to a lower-layer chip and a welding spot which is upwards connected to an upper-layer chip on a metal frame according to the connection demands of a wafer, placing the wafer in a welding pad on the standardized metal frame, and carrying out the die bonding treatment, bonding the pin interconnection point of the wafer with the welding point through a connecting line to obtain an electric connection module; carrying out injection molding packaging on the electric connection module, then carrying out cutting processing to form a plurality of single chips, and carrying out test processing on the single chips; and stacking the plurality of qualified single chips on the circuit board in the vertical direction, and packaging the stacked structure in the single packaging cavity to obtain the multi-chip stacked packaging structure. According to the invention, through vertical stacking and single packaging cavity packaging, high integration level and miniaturized packaging are realized, the excellent thermal conductivity of the metal frame enables the heat dissipation performance of the chip to be improved, and the service life of the chip is prolonged.

The invention belongs to the technical field of rubber blending and vibration reduction damping, and particularly relates to a rubber bushing sizing material and a preparation method thereof. The rubber bushing material is prepared from the following raw materials in parts by mass: 60-100 parts of natural rubber, 0-40 parts of butadiene styrene rubber, 0-40 parts of butadiene rubber, 5-20 parts of ethylene propylene rubber, 20-100 parts of filler, 2-8 parts of zinc oxide, 1-5 parts of a coupling agent, 2-10 parts of a plasticizer, 1-10 parts of an active agent, 2-8 parts of a damping agent, 1-6 parts of a fatty acid processing aid, 2-6 parts of an anti-aging agent, 1-6 parts of a vulcanization accelerator, 1-5 parts of a vulcanization aid and 1-5 parts of a vulcanizing agent. The rubber bushing material prepared by the invention has the characteristics of good processing property, excellent physical and mechanical properties, low compression set, good bonding property with a metal framework and the like, and meanwhile, the product can meet the use requirements of automobile shock absorption and long fatigue life under corresponding working conditions.

The invention relates to the technical field of photovoltaic module frames, in particular to a self-cleaning weather-proof aluminum alloy photovoltaic module frame and a preparation method thereof, and aims to improve the self-cleaning capacity of the photovoltaic module frame, a layer of self-cleaning coating is prepared on the basis of an aluminum alloy frame body. The boric acid ester chain extender containing the fluorine element and the fluorine-containing polyol are added, and the fluorine element has extremely strong electronegativity, so that the water resistance of the resin can be effectively improved, the surface energy of the material is reduced, the surface friction is reduced, the friction resistance is improved, the adsorption of dust on the surface of a metal frame can be reduced, and the material is kept clean for a long time; a reversible covalent bond boric acid ester bond is further introduced into the boric acid ester chain extender, so that the purpose of self-repairing is achieved, hydrophobic nano-silica is further added into the coating, the friction resistance and hydrophobic capacity of the aluminum alloy photovoltaic module frame are further improved, and the service life of the aluminum alloy photovoltaic module frame is prolonged. And the durability of the material exposed in an external atmospheric environment is improved.

A method for forming a base housing of a targeting sight for a firearm includes placing one or more metal components into an injection mold, injecting material in liquid form into the injection mold to contact the one or more metal components, curing the material injected into the injection mold, and removing the cured material from the injection mold. A target sight having a base housing including a metal frame and non-metallic material formed surrounding the metal frame is also described.

The invention discloses a method for optimizing a metal frame structure of a super-large panel satellite. Relates to the technical field of large metal structure optimization, in particular to the technical field of ultra-large panel satellite metal frame structure optimization. The problem of topological optimization of the whole-satellite metal structure of the large-size flat satellite with wide single-machine mass coverage range and complex working conditions is solved. The method comprises the following steps: S1, establishing a whole satellite finite element model, and setting the side length of a cell; s2, size optimization is carried out to determine the thickness of the structure foundation; s3, topological optimization is carried out to determine the minimum quality constraint; s4, overall index-oriented topological optimization in the overall design area is carried out; s5, topological optimization facing local indexes in the local design area; s6, optimizing the size of the reduced unit; s7, establishing a whole satellite finite element detailed model, and removing rigidity redundancy of the structure; s8, shape optimization is carried out; and S9, verifying the indexes. And a light-weight structural form meeting the structural continuity requirement is obtained by adopting a batch optimization method. The method shortens the satellite structure development period and reduces the structure mass.

The utility model discloses a novel sealing element for a hydrogen circulating pump, which belongs to the technical field of hydrogen circulating pumps and comprises a shell, lip sides of a gas side sealing lip and an oil side sealing lip respectively extend out of a metal framework, and the lip sides of the gas side sealing lip and the oil side sealing lip simultaneously hold the cylindrical surface of a rotating shaft. Supporting assemblies are arranged between the lip edge of the oil side sealing lip and the metal framework and between the lip edge of the gas side sealing lip and the metal framework. According to the utility model, the lip edges of the gas side sealing lip and the oil side sealing lip simultaneously hold the cylindrical surface of the rotating shaft of the hydrogen circulating pump for sealing, so as to prevent hydrogen from leaking into a gear chamber and prevent lubricating oil in the gear chamber from leaking into the hydrogen chamber; and meanwhile, through the two supporting assemblies, the attaching contact tightness of the lip edge of the oil side sealing lip, the lip edge of the gas side sealing lip and the cylindrical surface of the rotating shaft is further improved, so that the hydrogen side and the lubricating oil side of the hydrogen circulating pump are each provided with a multi-layer composite sealing structure, and the hydrogen side and the oil side are well separated all the time.

The invention discloses a lignin fiber reinforced environment-friendly asphalt mixture and a preparation method thereof, belongs to the technical field of asphalt preparation, and is used for solving the technical problem that the high temperature resistance and the tensile property of an asphalt mixture in the prior art need to be further improved. The composite lignin fiber modified asphalt is prepared from the following raw materials in parts by weight: 5 to 6 parts of matrix asphalt, 3 to 5 parts of composite lignin fiber, 2 to 4 parts of composite hollow microspheres and 81 to 102 parts of auxiliary materials, an organic metal framework is modified by utilizing a silane coupling agent, and a stable modification structure is formed on the modified lignin fiber by a modified hydrophobic framework through hydrolysis under an alkaline condition, so that the composite lignin fiber modified asphalt is obtained. The composite hollow microspheres are prepared through an emulsion polymerization method, and the composite hollow microspheres and the composite hollow microspheres are used as additives to be mixed with materials, so that the high-performance asphalt composite material is finally prepared.

The present disclosure provides a chair in which attachment strength of a holding member and the chair is enhanced and an attachment state can be stably maintained. A legged chair includes a leg member, a support post connected to the leg member, a metal frame integrated with the support post, the metal frame forming a seated portion, an awakening device configured to awaken a seated person, a battery configured to supply electric power to the awakening device, an ECU that controls the awakening device, and a holding cover configured to hold the battery and the ECU. The holding cover is attached to the highly rigid metal frame.

An aspect of the present disclosure is directed to a connector. The connector is suited to connectorizing exactly two conductors. The connector includes a forward connector body, a rear connector body, a metal frame and exactly two electrical contacts. The rear connector body interfaces with the forward connector body. Further, the metal frame, which includes a shielding interface, surrounds at least a portion of both the forward and rear connector bodies. The electrical contacts extend from the rear connector body into the forward connector body. A first of the electrical contacts is electrically coupled to a first conductor of a shielded cable and the second of the electrical contacts is electrically coupled to a second conductor of the shielded cable. The shield interface of the metal frame is electrically coupled to the shield of the shielded cable.

The embodiment of the invention provides a nano-porous composite membrane and a preparation method thereof, and a lithium ion battery, the nano-porous composite membrane comprises a base membrane and a metal organic framework material layer, the metal organic framework material layer is attached to at least one side surface of the base membrane, the metal organic framework material layer comprises a metal organic framework material, and the metal organic framework material layer comprises a metal organic framework material. The nano-porous composite diaphragm can resist the high temperature of 250 DEG C. The surface of the polyolefin diaphragm is simply coated with a layer of organic metal framework material, strong oxidation impurities in the battery and harmful strong reducing gas generated by side reaction can be effectively adsorbed, fire and explosion are not detected when the temperature of the diaphragm battery reaches up to 250 DEG C, thermal runaway of the battery can be completely inhibited, and the service life of the battery is prolonged. The safety problem of the battery is solved, and the application field of the battery is widened. In addition, the battery also shows good cycle performance at room temperature.

The present disclosure provides a chair in which attachment strength of a holding member and the chair is enhanced and an attachment state can be stably maintained. A legged chair includes a leg member, a support post connected to the leg member, a metal frame integrated with the support post, the metal frame forming a seated portion, an awakening device configured to awaken a seated person, a battery configured to supply electric power to the awakening device, an ECU that controls the awakening device, and a holding cover configured to hold the battery and the ECU. The holding cover is attached to the highly rigid metal frame.

The invention discloses a structure-reversible intervariant metal frame adsorption material and a preparation method and application thereof, and belongs to the technical field of adsorption materials, and the preparation method comprises the following steps: dissolving anhydrous calcium chloride and 2, 5-pyrazine dicarboxylic acid in a mixed solvent, then adding concentrated nitric acid, carrying out a heating reaction, continuing to activate the obtained solid product at 50-420 DEG C for 24 h, filtering, washing, and drying to obtain the structure-reversible intervariant metal frame adsorption material. And realizing structural transformation to obtain the intervariant metal frame adsorption material with the reversible structure. The reversible intervariant metal framework provided by the invention provides a new strategy for research and development of multifunctional MOFs materials, so that the material can adjust the pore characteristics and the three-dimensional space structure according to the temperature change, and the macroscopic adsorption performance is obviously influenced. The preparation process provided by the invention is simple and convenient, and a new strategy is provided for cadmium ion sewage treatment.

The provided is a test system and method for achieving three-directional multiphase seepage in a true triaxial loading process. The test system includes a three-directional multiphase seepage loading cabin including a sample metal frame, a loading frame, an outer plate, a fluid injection module, a fluid recovery module, and six loading indenter modules as well as a fluid injection and measurement system; the sample metal frame is arranged at a center of the loading frame, the outer plate is arranged on the loading frame, the fluid injection module and the fluid recovery module are arranged respectively at an upper part and a lower part of the loading frame, and the fluid injection and measurement system is connected to the three-directional multiphase seepage loading cabin; and the loading indenter modules are arranged in the loading frame from six directions, and the indenters of the loading indenter modules are arranged.

The invention relates to the technical field of furniture welding, and particularly discloses an automatic welding device and method based on a furniture accessory production line, and the automatic welding device comprises a conveyor used for conveying a metal frame to be welded; the clamping assembly is used for clamping a part on the metal frame to a welding position of the metal frame; the welding assembly is used for mutually welding the part and the metal frame; the reversing assembly is arranged on one side of the conveyor and used for converting the placing direction of the metal frame. The clamping plate and the telescopic arm mutually rotate, so that the clamping plate is in a vertical state, the metal frame can be driven to rotate by 90 degrees, then the clamping plate loosens the metal frame, the clamping plate is adjusted to be in a horizontal state and then clamps the metal frame again, then the clamping plate continues to rotate by 90 degrees, and the operation is repeated in sequence. The four faces of the metal frame can face upwards, and therefore part welding is conducted on each face of the metal frame.

The invention relates to the technical field of front windshield clamping strip structures, in particular to a clamping strip sealing assembly for a front windshield and an installation method thereof.The clamping strip sealing assembly for the front windshield comprises an air inlet grille, a grille clamping jaw is integrally formed at the lower end of the air inlet grille, and the front end of the grille clamping jaw protrudes to form a clamping hook; the clamping strip structure comprises a composite metal framework and a composite hard assembly wrapping the composite metal framework, the composite hard assembly comprises a strip-shaped piece and an asymmetric U-shaped groove, and the U-shaped groove comprises a first straight arm, a second straight arm and a crank arm; and the multi-dimensional sealing unit is used for achieving sealing fit between the grating clamping jaw and the U-shaped groove. Through the composite metal framework and the injection molding mechanical interlocking design, the composite metal framework provides a multi-dimensional combination basis for the composite hard assembly, the composite hard assembly and the metal framework form mechanical interlocking through the injection molding process, and the defect that in the prior art, combination of the framework and the coating layer is not stable is overcome.

A vehicle includes a window with an antenna assembly. The window includes a glass surface and a metal frame along a perimeter of the glass surface. The antenna assembly is disposed on the glass surface and includes an antenna, a feed point and a ground plane. The antenna has a first end and a second end opposite the first end and is disposed in a visible region of the window. The feed point is located at the first end of the antenna. The ground plane is connected to the antenna at the first end. The metal frame is on top of at least part of the ground plane, and the ground plane is electrically coupled to the metal frame.

A lid assembly for an in-ground meter box that can withstand substantial loads (e.g., 22, 500 lbs) without deformation. The lid assembly includes a metal frame secured to the bottom side of a plastic lid to allow the plastic lid to seat tightly for covering the in-ground meter box. The metal frame provides the rigidity and strength to withstand the loading while simultaneously providing the lid with sufficient weight to make it non-bouyant, i.e., should the surrounding ground environment become flooded, the lid is heavy enough to remain in place, covering the meter box and will not float away. The metal frame also is detectable by a metal detector should the lid every be covered over with debris and need to be located. The plastic lid body (e.g., linear low-density polyethylene (LLDPE)) of the lid assembly avoids radio signal interference or attenuation emanating from a transmitter positioned within the meter box.

The invention belongs to the field of preparation of a lithium ion battery positive electrode material, and particularly relates to an organic metal framework coated lithium cobalt oxide positive electrode material as well as a preparation method and application thereof. According to the scheme, a lithium cobalt oxide material, methanol, dimethyl imidazole cobalt, titanium carbide and sodium dihydrogen phosphate monohydrate are mixed according to the mass ratio of 1: (0.070-0.080): (0.001-0.002): (0.001-0.003): (0.001-0.002) and sintered, and the lithium cobalt oxide positive electrode material coated with the organic metal frame is obtained. According to the scheme, by utilizing the synergistic effect of a metal organic framework coating layer formed by pyrolysis of dimethyl imidazole cobalt, a three-dimensional conductive network constructed by titanium carbide and a phosphate interface layer, the mechanical strength of the coating layer is synergistically improved, lithium ion diffusion is accelerated, the internal resistance of the battery is reduced, the side reaction of an electrode / electrolyte is reduced, and the volume expansion of lithium cobalt oxide and cobalt dissolution are inhibited; and the high-temperature cycling stability and the rate capability of the lithium cobalt oxide battery are obviously improved. Meanwhile, the invention also provides an application of the organic metal framework coated lithium cobalt oxide positive electrode material in a battery.

The invention relates to the technical field of automobile parts, in particular to an automobile rubber sealing part and a preparation method thereof. A metal framework base material is stamped in a numerical control mode, and a framework blank is obtained by controlling deviation through a positioning pin; after being slightly roughened, the blank is phosphatized, coated with a special rubber prime coat adhesive and subjected to infrared drying; weighing the raw materials according to the ratio, feeding into an internal mixer by stages, and mixing at controlled temperature and speed to obtain a rubber compound; feeding the mixed rubber into a double-roller open mill to press a continuous rubber sheet in a step-by-step distance-adjusting manner; performing hydraulic cutting by a special cutting die to obtain a slightly large formed rubber sheet; sticking the molded film to the framework into a mold with a positioning boss, exhausting, boosting and vulcanizing to obtain a semi-finished product; feeding the semi-finished product into a hot air oven and introducing nitrogen for secondary vulcanization; and carrying out laser thickness measurement and visual inspection, packaging qualified products in an anti-static manner, and sealing in a corrugated carton. The framework precision and the rubber bonding strength are improved, and degumming is avoided; stable rubber material performance and uniform rubber sheet thickness are guaranteed, and material shortage is reduced; vulcanization displacement and bubbles are prevented, rubber oxidation and aging are inhibited, and the durability and stability of the product are improved.

The present technical solution relates to the field of equipment for ventilation systems, and more particularly to linear slot diffusers for distributing flows of air, which can be built into metal frame plasterboard ceilings. The main technical result is a reduction in noise during the distribution of air as a result of the fact that the flows of air glide more efficiently along the inner surface of a profile. In a preferred embodiment, a profile of a ventilating diffuser is provided in the form of a one-piece structure having an inner surface and an outer surface, wherein the inner surface has a curved shape and the outer surface is formed by at least one hollow segment, and wherein the curve of the inner surface is continuous from the top to the bottom part of the profile and the length of the curved surface is more than 50% of the full height of the profile.

The invention discloses a VO2-based polarization modulator, a polarization characteristic analysis method and a modulation method, and belongs to the field of optical devices, the VO2-based polarization modulator comprises a metal substrate layer, a Si dielectric layer and a metasurface unit periodically arranged at the top end of the Si dielectric layer, and the metasurface unit is of a chiral structure formed by compounding VO2 and metal; each metasurface unit comprises a middle structure composed of a first middle metal frame and a second middle metal frame and side metal strips arranged on the two sides of the middle structure, and VO2 is embedded in the middle positions of the opposite sides of the first middle metal frame and the second middle metal frame. Metal protrusions are connected to the middle positions of the opposite sides of the first middle metal frame and the second middle metal frame. By adopting the VO2-based polarization modulator, the polarization characteristic analysis method and the modulation method, the polarization state of incident light can be adjusted by the metasurface by adjusting the conductivity of vanadium dioxide, and a dynamic tunable function is realized.

The utility model belongs to the technical field of electrolytic aluminum production, and particularly relates to an electrolytic aluminum sampling spoon preheating box which comprises a preheating box body, the preheating box body comprises a metal frame, a box door is arranged on the front face of the metal frame, and metal plates are arranged on the top face, the bottom face, the left side face and the right side face of the metal frame except the back face. The back face of the metal frame is fixed to the outer wall of the smelting furnace body, and the outer wall of the smelting furnace body serves as a back plate of the preheating box body. And a plurality of hooks which are arrayed are arranged in the box body and on the outer wall of the smelting furnace body. By designing the electrolytic aluminum sampling spoon preheating box, the sampling spoon is fully preheated and always kept dry, so that the phenomenon of explosion caused by contact between the wet sampling spoon and high-temperature molten aluminum is avoided, the scalding danger is effectively reduced, and the safety in the production process is improved.

A vehicle includes a window having an antenna assembly. The window includes a glass surface, a metal frame around the glass surface, and a set of defroster wires in the glass surface. A top wire of the set of defroster wires is separated from a top edge of the metal frame by an antenna region. The antenna is disposed in the antenna region. The antenna has a first end and a second end opposite the first end. The first end intersects a horizontal cover line of the metal frame tangentially. A feed line connects to the first end at the horizontal cover line. A ground line electrically couples the second end of the antenna to the metal frame.

A communication device includes a metal frame element, a ground element, a feeding radiation element, a first radiation element, a second radiation element, a third radiation element, and a nonconductive support element. The ground element is coupled to a first connection point on the metal frame element. The first radiation element is coupled to the ground element. The first radiation element is adjacent to the feeding radiation element. The second radiation element is coupled to a second connection point on the metal frame element. The second radiation element is adjacent to the feeding radiation element. The third radiation element is coupled to the ground element. The third radiation element is adjacent to the feeding radiation element. The antenna structure is formed by the metal frame element, the ground element, the feeding radiation element, the first radiation element, the second radiation element, and the third radiation element.

The utility model relates to the technical field of hot punching forging, and provides an energy-saving double-turbine cyclone forging heating hearth which comprises a double-arch-shaped energy-saving cyclone hearth, a metal frame surrounds the outer surface of the double-arch-shaped energy-saving cyclone hearth, and high-temperature glass fiber inner cotton is filled between the double-arch-shaped energy-saving cyclone hearth and the metal frame. A metal plate fixing shell is fixedly mounted on the outer surface of the metal frame, high-temperature glass fiber heat preservation cotton wraps the outer surface of the metal plate fixing shell, a hearth outer frame protection metal plate is fixedly connected to the outer surface of the high-temperature glass fiber heat preservation cotton, a mounting shell is mounted on the right side face of the metal frame, and two first heating guns are mounted in the mounting shell. A second heating gun is installed in the middle of the upper surface of the double-arch-shaped energy-saving cyclone hearth. By means of the technical scheme, the problems that in the prior art, due to the fact that comburent of a traditional hot hearth is not sufficiently combusted, resources are wasted, and meanwhile smoke greatly affects the environment are solved.

The present invention relates to a noise barrier wall panel that is lighter and more structurally sound than existing concrete noise barrier wall panels. The panel has a metal frame that is reinforced via metal strapping in key areas to prevent sagging. The panel has a plurality of layers forming a laminate that can be fixedly attached to the frame. A finish coating layer may have a plurality of designs, logos, symbols, or textures which may mimic building materials or scenery.

The invention discloses a polyester fiber acoustical board with high yield strength. The polyester fiber acoustical board comprises a micro-perforated metal surface layer, a gradient density polyester fiber layer, a honeycomb metal framework layer and an elastic damping bottom layer which are sequentially stacked and fixed through mucilage glue from top to bottom. A vertically-distributed metal surrounding plate is arranged around the side edge of the micro-perforated metal surface layer, the metal surrounding plate and the micro-perforated metal surface layer are of an integrally-formed structure, and the gradient density polyester fiber layer and the honeycomb metal framework layer are wrapped by the metal surrounding plate. And the honeycomb metal framework layer is fixed with the adjacent upper and lower layers through mucilage glue, and is also fixed with the metal coaming through rivets. By means of the innovative composite lamination design, the strength defect of a traditional polyester fiber acoustic board is effectively overcome. The micro-perforated metal surface layer and the integrally formed metal coaming form a rigid outer frame, so that the internal fiber layer is protected from mechanical damage, and the overall flexural rigidity is remarkably improved through the bearing effect of the metal framework.