197results about How to "Improve structural performance" patented technology

The invention discloses a double-sterilization-anti-sticking composite cross-linked coating as well as a preparation method and application thereof, and belongs to the technical field of functional polymer materials. The coating comprises the following raw materials in parts by weight: 5-30 parts of a cross-linkable release type multifunctional branched polymer and 30-95 parts of a cross-linkable functional polymer. According to the double-sterilization-anti-adhesion composite cross-linked coating, the advantages of contact sterilization, antibacterial factor release and adhesion resistance can be combined together, on one hand, the super-hydrophilic component can effectively prevent initial adhesion of bacteria and protein, and even if a small amount of bacteria fall into the surface of the coating, the contact sterilization component can effectively kill a small amount of adhesion bacteria; the formation of bacteria and biological membranes is avoided; in addition, the introduction of releasable antibacterial molecules can effectively enhance the antibacterial effect, and the purpose of deeply killing pathogens is achieved.

The invention discloses an elliptical wave-shaped runner structure of a solid oxide fuel cell and an optimization method of the elliptical wave-shaped runner structure, the runner structure comprises a cathode connecting piece, a single cell and an anode connecting piece which are sequentially arranged from top to bottom, the cathode connecting piece is connected with the single cell to form a cathode runner, and the anode connecting piece is connected with the single cell to form an anode runner; the anode connecting piece is connected with the single battery to form an anode flow channel; projections of the cathode flow channels and the anode flow channels on the surfaces of the single cells are rectangular; and the surfaces of one sides, far away from the single cells, of the cathode flow channels and the surfaces of one sides, far away from the single cells, of the anode flow channels are wavy concave-convex curved surfaces. The flow channel structure disclosed by the invention can reduce the pressure drop of the flow channel, improve the non-uniform distribution of gas in the flow channel, improve the mass transfer efficiency, promote heat exchange and improve the performance of the battery.

The invention discloses a method for simultaneously optimizing the squareness and the remanence temperature coefficient of a 2: 17 type samarium-cobalt sintered magnet, and belongs to the technical field of rare earth permanent magnet material preparation. A component Sm < 1-x > RE < x > (CobalFeaCubZrc) z is designed, RE is one or more of Dy, Er, Gd, Tm and other heavy rare earth elements, and a, b, c and x meet the following relations: 0 < = x < = 0.6, 0.1 < = a < = 0.2, 0.06 < = b < = 0.12, 0.02 < = c < = 0.03, and 6.9 < = z < = 7.9. On the basis of a conventional smelting and ingot casting-isothermal annealing-powder preparation-oriented profiling-sintering-solid solution-aging process, an isothermal annealing process is added after smelting and ingot casting: the temperature is raised to 1190-1210 DEG C in a tubular furnace, isothermal annealing is performed for 5-20 hours, heavy rare earth elements are eliminated, and the influence of the stability of a 2: 17H phase on the component uniformity and magnetic performance of a magnet is improved; and substitution sites of heavy rare earth can be increased, and the residual magnetism temperature coefficient is optimized.

The plasma radio frequency ablation electrode comprises an electrode sub-needle, an electrode insulating layer and a metal loop electrode, wherein the electrode sub-needle, the electrode insulating layer and the metal loop electrode are coaxially connected in a sleeved mode from inside to outside and are tightly matched with one another. One end of the metal loop electrode is provided with a reducing structure which extends along the central axis direction and has an enlarged aperture; an assembly space is formed between the variable-diameter structure and the electrode insulating layer extending into the variable-diameter structure; a reinforced insulating layer is arranged in the assembly space; the electrode sub-needles, the electrode insulating layers and the reinforcing insulating layers are all provided with extending parts extending out of the diameter changing structures, and the electrode sub-needles are provided with working ends extending out of the extending parts of the electrode insulating layers. Two layers of insulation protection are added between the electrode sub-needle and the metal loop electrode, so that the phenomenon that an electrode insulation layer is broken down or fails due to long-time work of the radiofrequency ablation electrode is effectively reduced, and the durability and the stability of the radiofrequency ablation electrode in use are effectively improved.

The invention relates to a solid-liquid composite self-lubricating bearing with a supporting framework and a preparation method thereof.The solid-liquid composite self-lubricating bearing comprises an inner-layer supporting framework, an outer-side supporting layer, a porous-structure oil storage layer and an inner-side structural layer, the outer-side supporting layer is arranged on the outer side of the porous-structure layer in a sleeving mode, and the inner-layer supporting framework and the inner-side structural layer are arranged on the inner side of the porous-structure layer in a sleeving mode; a solid lubricant is arranged on the inner-layer supporting frame, and the inner-side structural layer is a porous structural layer. The solid embedded self-lubricating bearing has the characteristics of oil storage and self-circulation lubrication of the oil-retaining bearing, and also has the characteristics of high bearing capacity, impact resistance and the like of the solid embedded self-lubricating bearing.

The invention discloses a biaxial complete decoupling cutter servo device and a design method thereof, and the biaxial complete decoupling cutter servo device comprises a compliant mechanism platform, a piezoelectric stack I, a piezoelectric stack II, a diamond cutter, a measuring baffle plate, a capacitive displacement sensor I, a capacitive displacement sensor II and an upper cover plate, the diamond cutter is installed on the cutter holder platform, the compliant mechanism platform further comprises a topology compliant mechanism, a first input guide mechanism, a second input guide mechanism and an output guide mechanism, the output guide mechanism is located at the front end of the compliant mechanism platform, and the rear end of the topology compliant mechanism is connected with the front end of the first input guide mechanism and the front end of the second input guide mechanism. According to the method, the compliant mechanism is designed by adopting a topological optimization method, and the optimal mechanism configuration-parameter design can be sought under the condition that a design domain and specified input and output effects are given and a series of constraint conditions are met, so that the mechanism performance is optimal.

The invention discloses a chemical mechanical polishing method and device and a storage medium. Polishing equipment is controlled to pre-grind a residual layer of a semiconductor structure until the thickness of the residual layer meets a preset thickness condition; and controlling the polishing equipment to perform secondary grinding on the residual layer meeting the preset thickness condition, and detecting end point detection data in the secondary grinding process until the end point detection data indicates that a grinding end point is reached, thereby obtaining a target semiconductor structure. According to the method, the semiconductor structure to be polished is pre-ground until the thickness of the residual layer meets the preset thickness condition, so that the specified thickness is provided for the subsequent secondary grinding stage, the window of the grinding end point in the end point detection data can be expanded when the end point detection data is detected in the secondary grinding process, and the grinding efficiency is improved. And the accuracy, reliability and stability of grabbing the grinding end point are improved.

The utility model relates to a large typhoon-resistant deep sea aquaculture net cage which comprises a net cage floating body structure located under the water surface, and the net cage floating body structure is provided with at least one annular submerging and floating pipe. The upper-layer low-resistance net hanging structure is located above the net cage floating body structure, the upper-layer low-resistance net hanging structure is provided with a plurality of vertical rods which are integrally and annularly distributed at intervals, each vertical rod is provided with an upper end and a lower end, and the lower ends of the vertical rods are connected to the net cage floating body structure; the netting is integrally arranged in an internal space formed by the upper-layer net hanging structure and the net cage floating body structure, and the upper part of the netting is connected to the upper ends of the vertical rods of the upper-layer net hanging structure. According to the net cage floating body structure, at least one submerging and floating pipe forms a bearing structure to serve as a main body structure, the main body structure has the net cage submerging and floating functions at the same time, the main body structure is located at the bottom of the periphery of the net cage, and a plurality of vertical rods with enough strength are upwards used for hanging nettings. The impact pressure of stormy waves on the whole net cage is reduced, and seawater inside and outside the net cage efficiently exchanges.

The invention relates to the field of road engineering and civil engineering, in particular to an inverted asphalt pavement structure thickness optimization design method which comprises the following steps: selecting thicknesses and moduli of an asphalt surface layer, a granular material transition layer and a semi-rigid layer as control variables, and taking a granular material layer stress level and surface layer fatigue performance as preliminary design targets; a D-optimal solution response surface design method is adopted to formulate a test scheme, through finite element analysis, in combination with a nonlinear constitutive model, the stress dependence characteristic of the aggregate transition layer is simulated, the influence of a variable combination on a preliminary design target is evaluated, asphalt pavement structure performance checking calculation indexes are compared, and finally an optimal design scheme is determined. According to the invention, the material consumption is effectively reduced, the construction cost is reduced, the fatigue cracking resistance and deformation resistance of the pavement are obviously improved, and the service life of the pavement is prolonged.

The manufacturing method of the integrated rigid centralizer comprises the steps that S1, steel is subjected to hot rolling to obtain a seamless steel pipe; s2, the seamless steel pipe locally protrudes outwards in the radial direction to deform through internal high-pressure forming, a plurality of spiral centralizing edges are formed on the surface of the seamless steel pipe, and the multiple centralizing edges are arranged on the outer surface of the seamless steel pipe in a surrounding mode; s3, carburizing, quenching and tempering the seamless steel tube with the centralizing edges obtained in the step S2; according to the integrated rigid centralizer, centralizing edges are spiral, the multiple centralizing edges are attached to the outer surface of a cylinder in a surrounding mode and are integrally connected with the cylinder, and smooth arc-shaped transition sections are integrally connected between the cylinder and the centralizing edges. According to the manufacturing method, the integral rigid centralizer without a welding seam or other connecting structures can be manufactured in an internal high-pressure forming mode, and the integral rigid centralizer can smoothly pass through a narrowed part and a bent part of an oil well; the centralizer has the advantages of being high in rigidity, uniform in thickness, high in precision, free of excessive stress concentration, excellent in structural performance, not prone to damage, long in service life and the like.

The invention provides an engineered wood veneer carbon-based light energy-saving material and a cabinet door plate product thereof. The engineered wood veneer carbon-based light energy-saving material comprises a carbon-based core material and an engineered wood veneer, the carbon-based core material comprises 25-60 parts of bamboo charcoal powder, 5-15 parts of bamboo activated carbon powder, 10-20 parts of bamboo powder, 40-70 parts of thermoplastic polymer master batch and 1-10 parts of processing auxiliary materials; the technical wood veneer comprises a technical wood veneer and a water-based environment-friendly heterogeneous adhesive. The material is prepared by preparation of a carbon-based core material and processing and compounding of a technical wood veneer, wherein the preparation of the carbon-based core material comprises the steps of batching and weighing, high-speed stirring, melting and granulating, re-mixing and molding and post-processing; technical wood veneer processing and compounding cover veneer preparation, adhesive blending, uniform gluing, assembly pre-pressing and three-section type cold pressing curing. According to the technical wood veneer carbon-based light energy-saving material and the cabinet door plate product thereof, through material formula design and preparation process planning, light weight, high strength, heat insulation, low formaldehyde release and diversified decoration are integrated, and the low-cost environment-friendly target of resource recycling is achieved.

The invention relates to the technical field of building materials, and discloses an ardealite-based cementing material and a preparation method thereof, and the ardealite-based cementing material comprises the following component materials: 70-90% of ardealite; 1%-15% of waste slag; 3%-10% of fly ash; 1%-10% of a nano modifier; the ardealite is pretreated, so that the moisture content of the ardealite is less than or equal to 5%, the particle size distribution of the ardealite is adjusted to be 3-5 [mu] m in a D90 range, and the nano modifier comprises but is not limited to a silane coupling agent, graphene oxide nano particles and a composition of the silane coupling agent and the graphene oxide nano particles. The ardealite, the waste slag, the fly ash and other industrial wastes are used as main raw materials, so that efficient resource utilization of solid wastes is realized, the problems of environmental pollution and land occupation caused by solid waste stockpiling are reduced, the requirements of circular economy and sustainable development are responded, and meanwhile, the preparation process of the material is low in energy consumption, less in pollution and suitable for industrial production. And a low-carbon and environment-friendly solution is provided for the building industry.

The present invention discloses a semi-submersible floating wind turbine integrated with a wave energy power generation device. The wind turbine of the semi-submersible floating wind turbine is installed at the top of the tower, a floating platform is installed at the lower part of the tower, a wave energy power generation device is installed in the floating platform, and the wave energy power generation device is electrically connected to the wind turbine. The present invention integrates the wave energy power generation device in the semi-submersible floating wind turbine, which can jointly utilize offshore wind energy and wave energy for power generation, dissipate wave and wind loads, effectively improve the motion response and structural load of the floating wind turbine, and improve the reliability and safety of the wind turbine.

The invention discloses an impact-resistant temperature-sensitive flexible polyurethane material as well as a preparation method and application thereof. The preparation method comprises the following steps: weighing thermoplastic polyurethane and polyvinylidene fluoride, putting the thermoplastic polyurethane and the polyvinylidene fluoride into a solvent, and heating and stirring at 70-80 DEG C and 800 rpm to obtain a TPU / PVDF solution; carbon black is taken and placed in the synthesized TPU / PVDF solution, then a 1-ethyl-3-methylimidazole bis (trifluoromethanesulfonyl) imide salt solution is dropwise added, heating and stirring are conducted at the temperature of 70-80 DEG C and the speed of 800 rpm, and a TPU / PVDF / C / TFSI solution is obtained; and scraping the TPU / PVDF / C / TFSI solution on a glass slide to obtain a film, drying at 60 DEG C, and stripping to obtain the impact-resistant temperature-sensitive flexible polyurethane material. The material disclosed by the invention is wide in response temperature range, high in flexibility, high in tensile strength, high in strain, not easy to damage, low in manufacturing cost and easy to synthesize, and has a good application prospect, and resistance signal response with high sensitivity and stable circulation can be realized under high-temperature impact of non-physiological temperature.

The invention relates to the technical field of ion implantation, and discloses a method for implanting organic functional group ions into magnesium alloy, which comprises the following steps: preparing a magnesium alloy sample; surface pretreatment: coating a PLGA solution on the sample, and naturally drying to form a PLGA coating; fixing the sample on ion implantation equipment and then vacuumizing; precursor gas preparation: gasifying imidazole and conveying the gasified imidazole to an ion source area; ionizing the imidazole; the imidazole ions are accelerated to 80keV energy; ions are injected according to the injection dose of 1 * 1017 ions / cm < 2 > and the beam density of 1 [mu] A / cm < 2 >, and the injection depth is about 100 nm; and annealing treatment is conducted, and after annealing is finished, natural cooling is conducted to room temperature. The PLGA coating is coated on the surface of the magnesium alloy, so that the corrosion resistance and the biocompatibility of the magnesium alloy can be effectively improved, and the application range of the magnesium alloy in the field of biomedicine is expanded.

The invention discloses a neural representation video coding method based on high-frequency feature enhancement, and belongs to the field of deep learning and video coding. The method comprises the following steps: preprocessing video frames, constructing a data set and inputting the data set into a neural network based on high-frequency feature enhancement; in the encoding process, video frames are sampled down through a content encoder and a wavelet high-frequency encoder, and embedding features are extracted. The wavelet high-frequency encoder separates high-frequency information by using a Haar wavelet decomposition block to generate independent high-frequency features. In a decoding stage, high-frequency information is fused through a high-frequency feature modulation layer, and a reconstructed video frame is generated by using harmonic block up-sampling, so that high-frequency details are enhanced. According to the method, end-to-end optimization is carried out on reconstruction loss of a space domain and a frequency domain, and after a preset round is met, trained network weights are saved and feature embedding is carried out. By introducing high-frequency information to guide up-sampling of the decoder, the quality and compression efficiency of the reconstructed video are remarkably improved.

The application provides a combined guide vane and a ship, which achieves the basic requirement of improving the flow field around the stern and propeller and improving the propeller efficiency, reduces the stress on the structure by arranging the guide vanes in the axial direction, increases the energy saving effect, and avoids the negative influence of the axial misalignment arrangement on the propeller pulsating pressure by aligning the end. In addition, by limiting the circumferential length of the guide vane, the resistance generated by the device is small, that is, the resistance and structural performance of the energy saving device are improved; through the combination of various schemes of the guide vane, the guide vane, the connecting piece and the flow guide fin, and the establishment of the design method matched with each combination of the application, the optimal energy saving effect can be achieved for different ship types and navigation conditions, the effective complementation among multiple structures is realized, and the universality is strong.

The invention relates to the technical field of bridge tower structures, in particular to a lattice type steel reinforced concrete bridge tower structure. In order to solve the problems that large-scale steel structure installation and concrete pouring work of a bridge tower usually need to be completed on site, particularly concrete pouring is often affected by weather and seasons, the construction period is long, and the construction period is prone to being delayed due to external factors such as weather and material supply, the following technical scheme is provided. The main body framework comprises a plurality of groups of longitudinal steel pipes, a plurality of groups of transverse steel pipes are connected between every two adjacent groups of longitudinal steel pipes, the longitudinal steel pipes are communicated with the transverse steel pipes, and the main body framework further comprises inclined steel pipes which are arranged in an inclined mode. The construction efficiency and quality control are improved, the bending resistance, the compression resistance and the seismic resistance are enhanced, the seismic stability is improved, the stability of the bridge tower under the strong wind condition is improved, the structural performance, the construction efficiency and the safety of the bridge tower are all optimized, and the bridge tower adapts to various complex environmental conditions.

The application discloses a text generation method and device, equipment, storage medium and program product. The method represents input data as a graph structure, uses a graph neural network to perform embedding learning on the graph structure, captures global information (i.e., global latent variables) and local information (i.e., local latent variables) between the input data, can more effectively organize and utilize complex data structures, can extract information at different levels, and improves the logical coherence and structure of the model when generating text. A global planning module is used to generate sentence topics and main content representations, and a refinement generation module is used to generate content representations of the sentences, which can capture and integrate information at different levels, significantly improving the inter-sentence coherence and consistency of the generated text. The expression mode of each sentence is adjusted according to the local latent variables, realizing diversified expression of the sentences, and a text that is both coherent and consistent and has various styles can be generated, meeting the demand for diversified text in actual applications.

This utility model relates to a cleanroom air conditioning and dust removal system, belonging to the field of cleanroom technology in the pharmaceutical industry. The system includes a combined cleanroom air conditioning unit, a bag filter, an air supply duct network, a high-efficiency filter air outlet, a return air duct network, a dust removal exhaust hood, a dust removal static pressure box, a dust concentration sensor, and a controller. The bag filter is rigidly connected to the air conditioning unit side-by-side and fixed to the floor of the equipment room, eliminating interference from the equipment to the cleanroom. The outlet of the bag filter is directly connected to the mixing section of the air conditioning unit through the return air duct network, forcibly reusing the dust-removed air as return air. The dust concentration sensor is embedded in the inner wall of the dust removal static pressure box, directly exposed to the dust-laden airflow channel. This application significantly reduces the air conditioning cooling and heating load by physically reducing the demand for fresh air; the centralized layout of the equipment room frees up space in the cleanroom, improving the convenience of operation and maintenance; and the closed-loop dust collection and multi-stage filtration ensure the stability of cleanliness levels D and above.

The utility model discloses a novel multifunctional server cabinet, including bottom rail, the bottom rail is provided with the same structure of placing middle cabinet side by side, placing side cabinet is provided with on the both sides of placing middle cabinet, placing middle cabinet includes base, the both sides and intermediate position of base all are provided with stand, the outside of stand is provided with cabinet door, the interval of stand is provided with layer board, is provided with placing groove on the layer board, the position of stand and layer board contact is provided with support baffle, two two corresponding of support baffle and between be provided with structure beam, the utility model discloses simple structure can realize the classified storage of server hardware, and whole cabinet body can extend with a plurality of placing middle cabinet side by side setting can, and the wide scope of application.

The utility model discloses an AC male socket and a socket assembly, the AC male socket comprises a female plug and an AC male socket, the AC male socket comprises a connection module, a plastic seat and a plastic shell; the connecting module comprises a live wire terminal, a zero wire terminal and a wire harness; a wiring part of the live wire terminal and a wiring part of the zero wire terminal are electrically connected with one end of the wire harness in a conducting manner; the connecting module and the plastic seat are formed by one-time injection molding, so that the plugging part of the live wire terminal and the plugging part of the zero wire terminal are exposed out of one end of the plastic seat, and the other end of the wire harness is exposed out of the other end of the plastic seat; wherein the plastic seat and the rubber shell are subjected to secondary injection molding, so that the plugging part of the live wire terminal, the plugging part of the zero wire terminal and one end of the plastic seat are positioned in the rubber shell, and the other end of the plastic seat and the other end of the wire harness are exposed out of the rubber shell; compared with an original assembly type structure, a gap generated by assembly is eliminated, the overall structural property of a product is improved, the manufacturing procedures are saved, the production efficiency is improved, and the cost is reduced.

An anti-disassembly connector, including: a connecting portion (10), wherein a threaded connecting segment (11) is disposed on the connecting portion (10); and bosses (20), wherein the bosses (20) protrude from an end portion or a peripheral wall of the connecting portion (10), the bosses (20) extend along a circumferential edge of the connecting portion (10) or the peripheral wall of the connecting portion (10), each of the bosses (20) has a force-bearing surface (21) and a force-releasing surface (22), which are disposed opposite to each other, at least two bosses (20) are provided, the two bosses (20) are disposed at intervals along the circumferential edge of the connecting portion (10) or the peripheral wall of the connecting portion (10), and a gap between the two adjacent bosses (20) forms a clamping interval; a junction of the force-bearing surface (21) and the connecting portion (10) is a circular arc transition (50); and / or, the junction of the force-releasing surface (22) and the connecting portion(10) is a circular arc transition (50). The anti-disassembly connector can solve the technical problem in the art known to inventors that a pipe joint is easily disassembled due to a misoperation.

The invention provides a manufacturing decision system-oriented modular functional architecture and a collaborative mechanism thereof, and the structural organization and reusable collaboration of a manufacturing decision process are realized by constructing a multi-layer capability system, a functional module system and a standardized behavior interface. The architecture comprises a data interface module, a decision-making target module, a disturbance response module and a fusion decision-making module, and defines a data flow, a control flow and a trigger relationship among the modules. The system completes target expression, constraint analysis, disturbance identification and collaborative decision generation through standardized access of multi-source data such as orders, productivity, materials and processes, and forms an interpretable and executable decision link. According to the invention, modularization, interpretability and intelligent cooperation of the manufacturing decision-making system are realized, and multi-scene and multi-industry manufacturing decision-making application is supported.

The utility model belongs to the technical field of constructional engineering, and discloses a damp-proof device for preventing cracking of an ultra-large-area terrace, which comprises a base layer, a damp-proof structural layer is connected to the upper surface of the base layer, an anti-cracking protective layer is connected to the upper surface of the damp-proof structural layer, the damp-proof structural layer comprises a damp-proof coating layer coated on the base layer, and the anti-cracking protective layer is connected to the lower surface of the damp-proof coating layer. The moisture-proof coating layer is coated with the waterproof coating layer, the concrete pouring layer is arranged on the waterproof coating layer, the surface of the base layer is sequentially coated with the moisture-proof coating layer and the waterproof coating layer, good moisture-proof and waterproof protection performance is achieved, the concrete pouring layer is good in structural performance and compression resistance, the base layer is stable, and the whole is formed in a pouring mode. The floor paint coating is used in cooperation with the epoxy resin coating and the vinyl resin coating, protection treatment is conducted on the concrete pouring layer, and good abrasion-resistant and scratch-resistant protection effects are achieved.

The utility model relates to a folding device butt joint lock catch structure which is composed of a single body and a sectional type lock set, the single body is provided with a first hinge and a second hinge which can be folded relatively, and the sectional type lock set is provided with a pressing plate piece and a locking piece which can be coaxially pivoted, so that a mechanism with a two-section type safety lock catch can be generated. According to the utility model, the unlocking of the maloperation piece is effectively avoided, the automatic locking function can be achieved, the operations of folding, closing and butt joint of the lock catch are more convenient, meanwhile, the locking force is stronger, and the use safety can be improved.

The utility model relates to a modularized underground cable channel assembly system, and belongs to the technical field of underground cable channels. Comprising a cable channel body, the cable channel body comprises a plurality of module channel sections which can be assembled, fasteners used for connection are arranged between the module channel sections, and a waterproof pad is arranged between every two module channel sections in a pressing mode; the module channel section comprises one of a linear channel section, a corner channel section, a three-way channel section, a wellhead channel section and a ventilation channel section; wherein the linear channel section, the corner channel section, the three-way channel section, the wellhead channel section or the ventilation channel section at least consists of a channel bottom plate, a channel side plate and a channel top plate; a cable support is installed on the inner wall of the channel side plate. The utility model provides a modularized underground cable channel assembly system, which adopts modularized assembly while ensuring the structure, and greatly reduces the occurrence of water seepage through a sealing structure.

A power connector adapter relates to the technical field of rail transit electrical equipment, can realize connection of two different types of power connector plugs, is simple in structure, can realize batch production, is simple in assembly process, is convenient for later maintenance, and is low in cost. The electric power connector adapter comprises a base, the base is connected with an adapter port, and the adapter port is made of an aluminum alloy 2A12 material; there are two pairs of adapters which are distributed in a cross shape so as to realize connection of two types of electric power connectors.

The utility model discloses a cantilever steel cross beam structure which comprises a supporting beam and a cross beam, and one end of the cross beam is installed on the top of the supporting beam. The supporting beam and the cross beam are respectively spliced into a supporting beam frame and a cross beam frame by a plurality of steel pipes, and sealing plates are mounted on the supporting beam frame and the cross beam frame; the cantilever steel cross beam structure completes single-side supporting feeding through cooperation of the supporting beam and the cross beam. According to the technical scheme, the supporting beam is used for supporting, one end of the cross beam is installed on the supporting beam, a single-side supporting mechanism is assembled, and different from a gantry type double-supporting-beam structure, the single-side supporting structure is more flexible, and production raw materials can be flexibly supplied on the single side. The framework structure formed by splicing the steel pipes is adopted, then the sealing plates are installed, the structure is simple, splicing is easy, the weight of the whole structure is lighter, consumed materials are fewer, and the cost of enterprises is effectively reduced.