1220 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.

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 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.

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.

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 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 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.

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.

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.

The invention discloses a supercapacitor based on a carbon sequestration building energy storage material, and belongs to the technical field of capacitors. According to the technical scheme, the supercapacitor based on the carbon sequestration building energy storage material comprises an electrode component, the electrode component is prepared by mixing, forming and curing carbon sequestration red mud, a carbon metal framework composite material, cement and gravel aggregate, and the carbon sequestration red mud is a carbonate sequestration material generated by reaction of red mud and CO2; the electrolyte is an alkaline solution formed by dissolving soluble alkali in red mud pores or an additionally injected alkaline electrolyte; a multi-stage conductive network is constructed through the synergistic effect of the carbon sequestration red mud and the carbon metal framework composite material, the electrolyte is formed in situ by using the alkaline component of the red mud, and the functions of CO2 mineralization storage and electrochemical energy storage are integrated into the building material; the method has the advantages of low cost, excellent environmental protection property, red mud resource utilization, permanent CO2 storage and high integration level of building energy storage functions.

Modular panels with custom metal frame members having cutouts to accommodate building services. These modular panels are open for visual inspection and can be used in various construction applications such as floors and walls. The cutouts in the metal frame members allow for the routing of building services such as plumbing, wiring, fire sprinkler, HVAC, whether rigid or flexible. The modular construction process involves the placement of module panels at a build site and the joining of building services between adjacent panels. Additionally, the system may incorporate a building information modeling (BIM) system that generates electronic models of buildings with modules and corresponding framing components.

The invention provides a preparation method of a flexible strain sensor and the flexible strain sensor. The preparation method comprises the following steps: step M1, carbonizing an MOFs material to obtain a porous C-MOF metal framework material; step M2, adding a conductive polymer into the C-MOF material to obtain an interconnection composite material which takes the conductive polymer as a conductive bridge and is connected with isolated C-MOF conductive crystals; step M3, modifying a support material with the interconnected composite material to form a sensitive layer of the strain sensor; step M4, coating a flexible electrode support layer on the substrate, and patterning the flexible electrode support layer; m5, coating the flexible electrode support layer with a flexible conductive material to prepare an electrode conductive layer; step M6, removing the substrate to obtain a flexible electrode; and step M7, placing the sensitive layer of the strain sensor on the flexible electrode. The sensor provided by the invention adopts a structure of modifying and interconnecting the nano composite material on the support material to measure the strain, so that the sensitivity and the stretching range of the sensor are improved, and the service life of the sensor is prolonged.

This application provides an electronic assembly and an electronic device. At least two antennas are formed on a metal frame of the electronic assembly, a circuit board and an electronic component are located on one side of the metal frame, and there is a gap between the metal frame and each of the circuit board and the electronic component. An orthographic projection of the electronic component on the metal frame covers a first antenna, a slit between the first antenna and a second antenna, and a part of the second antenna. One end of a first extension member is connected to one end of the first antenna which is close to the second antenna, the other end of the first extension member is electrically connected to a first feed point on the circuit board. The second antenna is electrically connected to a second feed point on the circuit board.

A wear-resistant ceramic composite metal slurry pump for mineral processing. The slurry pump comprises a bracket (1), a bearing assembly (2), a stuffing box (3), a pump casing (4), and wetted parts; the wetted parts include a front liner (5), a rear liner (6), a throat bushing (7), and an impeller (8); the front liner (5), the rear liner (6), the throat bushing (7), and the impeller (8) each adopt a composite structure in which ceramic blocks are bonded to metal, and the ceramic blocks are bonded to a metal framework in wear-prone areas of the wetted parts by means of an adhesive.

The invention belongs to the technical field of refrigerator van plates, and particularly relates to a high-strength low-heat-bridge refrigerator van plate which comprises a plate body of a multi-layer composite structure, and the plate body sequentially comprises an outer skin layer, a first bonding layer, a polyurethane rigid foam heat preservation layer, a second bonding layer and an inner skin layer from outside to inside. The polyurethane rigid foam thermal insulation layer is filled with polyurethane glue; a plurality of hollow reinforcing channels extending longitudinally are formed in the polyurethane rigid foam heat preservation layer; the first bonding layer and the second bonding layer are fiber reinforced composite material layers, and the fiber reinforced composite material layers are formed by compounding and curing fiber materials and polyurethane foam. A metal framework is completely replaced by the integrally-formed hollow reinforced channel, a heat conduction path is cut off fundamentally, the heat preservation performance is remarkably improved, and cold chain transportation energy consumption is reduced.

The invention discloses a manufacturing method for preventing a single-board guitar panel from recessing, and relates to the technical field of manufacturing for preventing the single-board guitar panel from recessing, and the method comprises the steps: carrying out the finite element stress simulation of a three-dimensional digital model of the single-board guitar panel, and determining a high-stress region in a stress state; according to the distribution characteristics of the high-stress area, generating a structure model of the bionic support network through topological optimization; preparing a lightweight support net with a bionic structure by adopting an additive manufacturing process based on the structure model; the method comprises the following steps: placing a to-be-processed veneer panel on a rigid mold with a preset curved surface, and carrying out plastic pre-deformation on the to-be-processed veneer panel under the action of vacuum negative pressure to obtain a pre-formed panel; a lightweight supporting net is fixed to a high-stress area on the inner side of the preformed panel; the modularized metal framework with preloaded stress is installed at a preset position in the guitar body to form a reverse acting force system which resists the downward sinking of the panel; and carrying out integral curing treatment on the guitar body provided with the supporting net and the metal framework to complete integrated manufacturing.

The invention provides a full-automatic and self-adaptive steel outer diameter precision detection intelligent trolley, and relates to the technical field of steel automatic detection. The trolley comprises a metal frame, a power management module, an electric driving module, a self-adaptive clamping module, a laser ranging module and a data acquisition and transmission module; wherein the metal frame is used as a support; the power management module is used for supplying power and managing power; the electric driving module is used for realizing continuous and stable movement and fixed-point parking of the trolley; the self-adaptive clamping module is used for keeping the stable contact of the trolley on steel with different diameters and preventing lateral shaking; the laser ranging module calculates the outer diameter of the steel in real time by detecting an echo signal after the light beam is shielded by the outer edge part of the steel; and the data acquisition and transmission module realizes acquisition of defect images. The invention provides an efficient, intelligent and accurate outer diameter detection solution for the field of modern steel manufacturing and processing.

The vehicle-mounted domain controller structure comprises a metal frame, a heat dissipation module, a top cover assembly and a bottom cover, a first installation cavity and a second installation cavity are integrally formed in the metal frame, and the two installation cavities are physically isolated through a continuous metal partition plate; a high-speed signal board is fixedly mounted in the first mounting cavity, and a main control board is fixedly mounted in the second mounting cavity; and the plate surface of the continuous metal partition plate is respectively parallel to the mounting plane of the high-speed signal plate and the mounting plane of the main control plate. According to the vehicle-mounted domain controller structure provided by the invention, through rigid physical separation and continuous electromagnetic shielding, effective isolation of a high-speed signal circuit and a high-power main control circuit in a physical space and an electromagnetic environment is fundamentally realized, and an inter-board coupling noise path is thoroughly blocked; and the signal integrity, the electromagnetic compatibility, the thermal management efficiency and the long-term reliability of the whole system are obviously improved.

A vehicle includes a window with an antenna assembly. The window includes a glass surface, a metal frame, and a set of defroster wires. A top defroster wire and a top edge of the metal frame define an antenna region. The antenna assembly includes a slot antenna disposed within the antenna region. The slot antenna is disposed on a glass surface of the window in a visible region of the window with a top side located proximate a horizontal cover line of the metal frame. A feed point is located in a central area of the slot antenna, and a first slot and a second slot of the slot antenna intersect at the feed point. A feed line extends from the feed point through a separation gap between the metal frame and the glass surface to connect the slot antenna to a communication device.

The invention discloses an antiviral home textile fabric based on bio-based fibers. Spinning fibers of the home textile fabric are prepared by blending and spinning lactic acid fibers and functional fibers; the functional fiber comprises modified lignin fiber and nano bacterial cellulose, wherein the modified lignin fiber is prepared from alkali lignin and polyethylene glycol; the nano bacterial cellulose is obtained by culturing a bacterial fiber membrane through an acetobacter xylinum culture solution and crushing and nanocrystallizing the bacterial fiber membrane; the nano bacterial cellulose is subjected to antiviral functionalization treatment which comprises construction of an organic metal framework structure. The anti-virus effect of the anti-virus home textile fabric can be kept and improved, and meanwhile the durability of the anti-virus home textile fabric is improved.

The invention discloses a field plowing rotary cultivator, which relates to the technical field of agricultural machinery and comprises a machine body frame, a gearbox is fixedly connected to the interior of the machine body frame, and two connecting seats are fixedly connected to the surface of one side of the machine body frame. In the embodiment, the machine body frame is in three-point suspension connection with the tail of a tractor through the connecting seat, the input end of the gearbox is connected with the output end of the tractor, the transmission shaft drives the rotary blade to turn soil, the bearing seat supports the transmission shaft to avoid vibration, the baffle prevents soil from splashing, and the rotary blade is made of silicon nitride ceramic matrix composite materials and is reinforced by adding carbon fibers. The machine body frame is made of a high-performance resin-based composite material and a mixed reinforced material of modified epoxy resin, modified glass fibers and modified aramid fibers, and compared with a traditional metal frame, the machine body frame has the advantages that the weight is reduced, excellent corrosion resistance is achieved, rust-proof treatment is not needed, and the service life is prolonged. The device can be used for a long time in a humid and muddy field environment without being damaged.

A steel structure building constructed by plates and columns solves the technical problems that an existing steel structure building is complex in structure and stress of connecting joints of stand columns and cross beams is concentrated due to the existence of the cross beams in an existing design system. According to the technical scheme, the steel structure building is formed by mutually inserting and fixing supporting stand columns, metal frame wallboards and metal frame floor boards. And fixed mounting channel steel of the metal frame wall plate is fixedly arranged on the supporting stand column in the axis direction. The metal frame wall plate is fixedly connected with the supporting stand columns through the fixedly-installed channel steel, the metal frame floor plate is provided with floor plate I-shaped steel, and the I-shaped steel is connected with the frame channel steel on the metal frame wall plate in an inserted mode. The method has the advantages that the technical prejudice that a traditional steel structure building must adopt a column and beam design system is overcome, the design system is simple in calculation, few in component and convenient and fast to install, and the whole steel structure building is evenly stressed.

The utility model relates to the technical field of cutting equipment, and discloses a metal frame cutting device which comprises a cutting table, a sliding rail is arranged in the cutting table, a first limiting groove is formed in the cutting table, a rotating rod is rotationally connected to the interior of the cutting table, a moving groove is formed in the rotating rod, and a rotating disc is fixedly connected to the outer wall of the rotating rod. A base is arranged at the top of the cutting table, a connecting frame is fixedly connected to the top of the base, a gear is rotatably connected to the top of the base, an electric push rod is fixedly connected to the top of the base, a connecting plate is fixedly connected to the output end of the electric push rod, and a clamp is fixedly connected to the top of the connecting plate. According to the metal frame cutting device, the metal frame can be clamped and moved and can be moved during fixed cutting, so that continuous cutting is carried out, frequent taking and placing are not needed, the problem that the metal frame needs to be taken down and fixed again during continuous cutting is solved, and cutting efficiency is improved.

The invention provides a dry-type iron core reactor coil resin anti-cracking method, and relates to the technical field of dry-type iron core reactor preparation, and the method comprises the following steps: configuring a mold system, carrying out resin pre-curing treatment, carrying out dynamic stress compensation curing, and carrying out demolding treatment. According to the invention, the mold system comprising the elastic buffer layer, the radial adjustable slide block group and the partition temperature control system is configured, and a complete process chain of vacuum pouring-gradient temperature control pre-curing-dynamic stress compensation curing-temperature control demolding is combined, so that the internal stress generated by the difference between the shrinkage rate of resin and the shrinkage rate of a metal framework or a wire can be effectively relieved; local stress concentration caused by rigid mold constraint is reduced, the problem of uneven curing caused by improper temperature gradient control is solved, and the problem of resin cracking caused by stress concentration in a traditional process is solved on the whole.