47 results about "Multi-function structure" patented technology

The invention provides a hydraulic automatic fishway device, and relates to the technical field of hydraulic engineering, the hydraulic automatic fishway device comprises an arc fishway track, a multifunctional structure is rotatably mounted on the outer side of the arc fishway track, the multifunctional structure comprises a synchronous belt, a plurality of fish collecting plates are arranged on the surface of the synchronous belt, and each fish collecting plate is clamped with the synchronous belt; a fish collecting groove is formed in each fish collecting plate, a fish luring warm-color lamp strip is arranged in each fish collecting groove, through a multifunctional structure, when water flow impacts the water turbine from bottom to top, the water turbine rotates under the radial force of the water flow, so that radial force is generated on the fixing rod to rotate in the fixing frame, and meanwhile, the water flow impacts the water turbine through the water flow; the rotation of the fixing rod enables the driving bevel gear to rotate and to be engaged with the driven bevel gear, so that the driven bevel gear rotates, and then the rotating cross rod is controlled to drive the first gear to rotate and to be engaged with the inner tooth set, so that the synchronous belt can drive the fish collecting plate and the fish collecting groove to rotate, fish at the fishway inlet is brought to the upstream, and migration of the fish is helped.

The invention discloses an anisotropic solid honeycomb sandwich structure parametric modeling and mechanical property simulation method, and relates to the field of data modeling, and the method comprises the steps: S1, obtaining the cell element size of a honeycomb core body, and constructing a honeycomb core body three-dimensional geometric model according to the cell element size of the honeycomb core body; s2, creating a honeycomb sandwich structure panel structure, and assembling the honeycomb sandwich structure panel structure and the honeycomb core three-dimensional geometric model to obtain a model assembly; s3, defining anisotropic material attributes of the model assembly; s4, realizing automatic mesh generation of the model assembly; and S5, establishing an analysis step, setting a boundary condition and a loading condition, and realizing automatic control of an analysis process by utilizing a Python secondary development interface of Abaqus. The method has guiding significance in the aspect of multifunctional structure design and can be widely applied to the aerospace field and the military industry field.

A system and method for reconfiguring physical space having structural integrity, notably empowered by leveraging energy distribution that further leverages dynamic feedforward allocation of distributed energy storage, to maximize space utilization factor to accelerate return on investment, reduce system energy consumption, and maximize functional utilization of physical space particularly suited for modular construction with integral and approximately continuous updating of digital twin modeling to empower higher precision feedforward and feedback systems control resulting in high-performance buildings.

Multifunction structure for the support of one or more photovoltaic panels (P) provided with a sensitive surface (7) exposed to solar radiation above an installation surface (C), comprising a load-bearing tubular structure (2) provided with fixing means (9, 11) for fixing to one or more panels (P), wherein said tubular structure comprises at least one tubular element (2) provided with at least one inlet (5) for a compressed air flow and a distribution of nozzles (6) for dispensing one or more compressed air flows directed towards the sensitive surface (7) of the panel (P).

An embodiment aircraft boom (66, 76) includes a boom member (34, 42), a vertical stabilizer (40, 50), a rear landing gear (114, 116), and a front landing gear (110, 112). The boom member (34, 42) may extend in a first direction and have a front internal structural member (154) disposed therein, where a portion of the front internal structural member (154) is a first attachment point for a first wing. The vertical stabilizer (40, 50) may extend from the boom member (34, 42), where the vertical stabilizer (40, 50) has a rear internal structural member (120) disposed therein and extends from the boom member (34, 42) and through an interior of the vertical stabilizer (40, 50), and where a portion of the rear internal structural member (120) is a second attachment point for a second wing. The rear landing gear (114, 116) may be coupled to the rear internal structural member (120). The front landing gear (110, 112) may be coupled to the front internal structural member (154) of the boom member (34, 42).

The invention provides double-screw-rod puffing equipment for bean production, and relates to the technical field of double-screw-rod puffing equipment.The double-screw-rod puffing equipment comprises a double-screw-rod puffing equipment body, a first pretreatment box is fixedly installed at the upper end of the double-screw-rod puffing equipment body, and a screening cavity and a softening cavity are formed in the first pretreatment box; and a multifunctional structure is symmetrically and rotationally installed between the screening cavity and the softening cavity, the multifunctional structure comprises first transmission rollers, and the two first transmission rollers are rotationally installed on the partition plate. According to the double-screw-rod puffing equipment disclosed by the invention, the functions of double crushing, screening, blockage prevention and circular damage on beans can be completed by starting a brushless motor to respectively perform forward rotation and reverse rotation by a worker, so that the effect of multiple functions is realized, and meanwhile, the operation is completed by utilizing the brushless motor to drive two screw rods in the double-screw-rod puffing equipment body to rotate. And the energy-saving performance and the practicability of the whole device can be further improved.

A kirigami device (1) comprising a foldable substrate (9), the substrate comprising: one or more discontinuous cuts (6) arranged such that the substrate may be moved from a planar configuration wherein the substrate extends substantially in a first plane, to an interlocking configuration wherein the substrate forms an expanded structure extending in three dimensions; and an interlocking mechanism comprising a first component and a second component, wherein the first component is disengaged from the second component in the planar configuration, and wherein the first component is engaged with the second component in the interlocking configuration, wherein the interlocking mechanism is arranged to retain the substrate in the interlocking configuration

A structure for changing the attitude of a spacecraft is provided including an elongated member and a plurality of actuators coupled to the elongated member. The elongated member is coupled to the spacecraft. The elongated member has a length and an angular position relative to an axis. The plurality of actuators are configured to deflect the angular position of the elongated member relative to the axis and to alter the length of the elongated member.

The invention discloses a low parapet wall roof waterproof structure and method.The structure comprises a parapet wall and roof panel integrated pouring assembly, a roof multifunctional structure layer, a low parapet wall handrail assembly, a low parapet wall heat preservation structure layer and an additional waterproof assembly, and the low parapet wall and roof panel integrated pouring assembly comprises embedded vertical ribs; the pre-embedded vertical ribs are fixed with main ribs in a roof structural plate and are connected with steel bar supports, and graphite plate embedded blocks sleeve the upper parts of the pre-embedded vertical ribs; the roof multifunctional structure layer comprises a first waterproof layer, a roof heat preservation layer, a slope making layer, a second waterproof layer, an isolation layer and a waterproof protection layer which are laid on a roof structure plate from bottom to top, and the first waterproof layer and the second waterproof layer are both turned upwards and extend to the edge of the top face of the low parapet wall. The low parapet wall handrail assembly comprises a wall top stainless steel buried plate, a handrail is welded to the wall top stainless steel buried plate, and a handrail vertical rod is sleeved with a height-adjustable U-shaped closing-up buckle. According to the structure, structural waterproofing can be achieved, cooperative waterproofing with an external composite waterproof system is achieved, and the waterproof performance of the wall surface is improved.

The utility model relates to the technical field of building boards, in particular to a multifunctional structure of a composite heat-preservation energy-saving fireproof decorative board, which comprises a decorative board body, and the decorative board body comprises a damp-proof bottom board layer, a composite protective layer and a multifunctional layer which are sequentially arranged. The multifunctional layer comprises a light-emitting layer, a transparent fixing layer and a decorative layer which are sequentially arranged in the direction from the damp-proof bottom plate layer to the composite protective layer, the decorative layer is provided with a plurality of through illumination placing holes, and one side of the multifunctional layer is provided with a fixing connecting hole; and a fixed connecting rod is arranged at the same position of one side, opposite to the fixed connecting hole, of the multifunctional layer. Through the design of the light-emitting layer, the transparent fixing layer and the lighting placing hole, various functions of lighting and article placing are achieved, multiple composite functions of fire prevention, heat preservation, noise reduction, moisture prevention and the like can be achieved, and rapid installation and disassembly can be achieved through the arrangement of the fixing connecting rod and the fixing connecting hole.

The technical scheme of the utility model discloses a replaceable generator and base mounting structure for a ship, which comprises a ship body supporting structure provided with a vertically arranged ship body supporting stand column; the fixed base is provided with a base vertical plate which is vertically arranged, and the base vertical plate and the ship body supporting stand column are aligned up and down; a generator fixing base; an adjusting shim; and a generator elastic base. According to the replaceable generator and base installation structure, the overall workload is controllable, the material consumption is small, a large amount of funds can be saved, and the multifunctional structure base can be matched with modification of the generator for many times. The operation time can be greatly shortened, and the labor hour cost of workers and the wharf cost are low. And meanwhile, the inner bottom plate does not need to be cut, so that the operation process is very simple, and the personnel safety is improved. In addition, the base of the multifunctional structure can be hung in after wharf construction is completed, open fire operation in a cabin is avoided, pure mechanical installation is achieved, and the safety of the ship can also be guaranteed.

Multifunction noise suppression and crash structures are disclosed. In one aspect of the disclosure, the multifunction structure includes a body, inlet and outlet pipes, and a plurality of walls within the body that bound resonator cells and that are configured to suppress exhaust noise passing through the resonator cells from the inlet to the outlet pipes. The structure may be positioned between crash rails at the rear of the vehicle and between the engine and bumper. The walls may be generally aligned with, or near, the predicted impact direction and they may crumple in a controlled manner during an impact. In various embodiments the structure is 3D printed to enable construction of a wide diversity of geometric topologies and to minimize mass.

The application provides a kind of multi-physical field multi-performance integrated lattice structure topology optimization design method, belongs to aerospace lightweight and multifunctional structure design field.The application takes lattice cell design domain as object, faces the comprehensive demand of aerospace structure under the service condition of multiple field coupling such as bearing and thermal management, establishes multi-objective optimization model including mechanical performance, thermal conductivity, electrical conductivity and mass transport capacity based on normalization and weight method, realizes the coordinated promotion of multiple performances under multiple constraint conditions, so as to avoid the engineering adaptation problem that function fragmentation, performance conflict is difficult to coordinate and is difficult to meet complex service conditions caused by design based on single physical field or single performance index.The application overcomes the function fragmentation problem caused by traditional single physical field design, realizes the multi-performance integrated design of bearing / heat / electricity / mass transfer, and is suitable for engineering implementation of high-performance lattice structure in aerospace field.

The utility model discloses a fiber bragg grating demodulator shell, which is used for installing an optical path system and a circuit module of a fiber bragg grating demodulator and comprises a first installation plate, a front panel and a top shell, the front panel and the top shell are fixedly installed with the first installation plate, and the first installation plate, the front panel and the top shell form a cavity for accommodating the optical path system and the circuit module. The circuit module is arranged on the surface of the first mounting plate, and the light path system and the first mounting plate are fixedly mounted. According to the fiber bragg grating demodulator shell provided by the utility model, integrated installation in a train 3U case is realized, and the problem of 3U miniaturization is solved. And aiming at a 3U case structure, an optical fiber connector, a communication interface and a multifunctional structure which need to be wired and plugged are respectively exposed, so that quick plugging and wiring are facilitated, and quick access of equipment is realized.

The invention relates to the field of multi-material multifunctional additive manufacturing, in particular to a multi-material multifunctional structure additive manufacturing method integrated with embedded optical fiber sensing, which is used for constructing a coupling space structure integrated with optical fiber sensing, wire and micro-channel heat exchange in a matrix to realize electric conduction and heat conduction functions and temperature and strain sensing integrated manufacturing. Comprising the following steps: 1, designing a space coupling structure, and carrying out structural design by adopting a suspension support optimization algorithm; secondly, the forming area is divided into a plurality of collaborative subdomains, a central controller generates a multi-mechanical-arm movement track based on time-space double constraints, and multi-arm collaborative operation is executed based on slice data; the first multi-degree-of-freedom mechanical arm carries an FDM spray head and is responsible for printing a polymer matrix and a runner wall surface; and the second multi-degree-of-freedom mechanical arm carries the FDM spray head to follow the track of the first multi-degree-of-freedom mechanical arm, and when the temperature of the base body is higher than the glass transition temperature, the wire and the optical fiber are pressed into the base body to form a component.

The invention relates to a structural battery based on integration of a honeycomb composite material and an electrochemical energy storage unit. According to the structural battery, a force bearing function and an electric energy storage function are combined. According to the battery, a bionic honeycomb composite material is adopted as a matrix, and a lithium ion electrochemical unit is embedded into the matrix, so that the multifunctional structure battery with high mechanical strength and excellent electrochemical performance is formed. The honeycomb composite material is used as a carrier and an ion transmission channel of an electrode active material, and is also used as a bearing structure of a mechanical load. According to the design, the energy density, the safety and the cycle life of the battery are remarkably improved, and the battery is particularly suitable for the fields of electric automobiles, aerospace and the like with relatively high requirements on light weight and space utilization rate.

The invention provides a preparation method of a power battery buffer heat insulation pad, and relates to the technical field of power battery heat management, the method prepares a power battery buffer heat insulation pad comprising a contact layer, a transition layer and a core layer by preparing gradient core material layering and synergistically curing the gradient core material, and a Bi2Te3 topological insulator nanosheet is introduced into the core layer to prepare the power battery buffer heat insulation pad. An axial magnetic field is applied in the preparation process to realize directional arrangement, so that the ultralow heat conduction layer is formed, the heat conduction coefficient is effectively reduced, and the heat insulation performance is remarkably improved; a multifunctional structure with elastic buffering, stress dispersion and ultralow heat conduction characteristics is formed, the elastic buffering characteristic of the contact layer and the stress dispersion characteristic of the transition layer effectively improve the overall mechanical strength and durability, the gradient density core material is adopted, the sound field auxiliary preparation technology is combined, the bottleneck of a traditional technology is broken through, and the production efficiency is improved. The composite material has remarkable thermal management, mechanical performance and safety performance advantages.

The utility model relates to a chemiluminescence device capable of rotating after being combined. Existing rotating toys have limitations, can only be played in the daytime, and are short in rotating time, lack of innovation in structure and single in function. The device comprises a special-shaped main chemiluminescence rod, a rotary structure accessory, a side chemiluminescence rod, a supporting structure piece and a limiting clip. The special-shaped main chemiluminescence rod penetrates through a through hole of the rotating and supporting structural part, the two ends of the side chemiluminescence rod are embedded in the rotating structural part and the supporting structural part respectively, and the limiting clamp is clamped on the special-shaped main chemiluminescence rod. The device has a plurality of optimized structures, for example, the outer surface of the special-shaped main chemiluminescence rod protrudes, the small end of the special-shaped main chemiluminescence rod is a smooth cambered surface rotating head, the number and the size of the side chemiluminescence rods are required, and rib columns are arranged in groove holes and clamping grooves of structural accessories. The device has the beneficial effects of breaking through the use time limit, prolonging the rotation time, innovating a multifunctional structure, enhancing the structural stability and operation convenience and the like.

This invention provides a fire-resistant electromagnetic shielding composite material and its preparation method. The method includes: Step S1: preparing a surface layer of high-temperature resistant prepreg and an inner layer of prepreg; Step S2: laying out a preform in the following order: several layers of surface layer high-temperature resistant prepreg, several layers of inner layer prepreg, several layers of metal mesh, several layers of inner layer prepreg, and several layers of surface layer high-temperature resistant prepreg; Step S3: hot-pressing the preform to prepare a fire-resistant electromagnetic shielding composite material. This invention is a multi-functional composite material with a multi-layer, multi-type structural design. It not only possesses high specific strength and specific modulus mechanical properties, but also better fire resistance and electromagnetic shielding characteristics. It simultaneously meets the protection requirements under electromagnetic and high-temperature environments. Furthermore, the surface layer material has low thermal conductivity, high thermal stability, and ablation resistance, effectively protecting the integrity of the internal composite material and maximizing the protection of the overall structure and mechanical properties of the composite material.

A system and method for reconfiguring physical space having structural integrity, notably empowered by leveraging energy distribution that further leverages dynamic feedforward allocation of distributed energy storage, to maximize space utilization factor to accelerate return on investment, reduce system energy consumption, and maximize functional utilization of physical space particularly suited for modular construction with integral and approximately continuous updating of digital twin modeling to empower higher precision feedforward and feedback systems control resulting in high-performance buildings.

This invention relates to a three-form foldable desk and chair structure, characterized by its three forms: a storage form, a desk and chair form, and a bed form, all of which can be converted without disassembly. This achieves a space-saving, multi-functional integrated design. The desk and chair form provides students with sufficient learning space and stable support; the bed form ensures rest for key body parts; and the storage form reduces the space occupied by the desk and chair for easy storage and relocation. A five-bar linkage mechanism is constructed using the desktop support, desktop support rod, desktop support plate, seat, and chair legs. This can be further simplified to a three-bar linkage mechanism by the constraints of two lower rods and the desktop support rod, ensuring structural strength in each form. Furthermore, the structure has been improved and optimized based on ergonomic design principles. This invention presents a three-form variable foldable structure, an integrated multi-functional structure that is stable and reliable in operation and possesses significant space-compressibility.

The invention belongs to the technical field of autoclaved aerated concrete, and particularly relates to aerogel fiber reinforced autoclaved aerated concrete as well as a preparation method and application thereof. The aerogel fiber reinforced autoclaved aerated concrete is prepared from the following components in parts by weight: cement, lime, fly ash, gypsum, SiO2 aerogel particles, fibers, water and aluminum powder paste, the SiO2 aerogel particles are SiO2 aerogel particles with a hydrophobic angle of 25 to 145 degrees; the fibers are selected from at least one of alkali-resistant glass fibers, hydrophilic modified polypropylene fibers and alkali-resistant basalt fibers. According to the invention, a multifunctional structure with a synergistic effect of an aerogel thermal insulation phase and a fiber reinforced phase is constructed, and physical-chemical dual toughening is realized by adopting a surface modification technology. The strength is remarkably improved on the premise of guaranteeing the process flowability of the material, an existing production process does not need to be transformed, and the technical problem of preparation of the high-performance heat preservation and structural bearing integrated material is successfully solved.

The invention provides a structure and function integrated product optimization method and system based on additive manufacturing, and the method comprises a multi-component integration step: carrying out different integration, integrating a plurality of target components into an integrated structure, including integration based on a reduction process and integration based on materials; a structure and function integration step: carrying out function partition division on the integrated structure to obtain different region models; the areas comprise a light bearing structure area, a magnetic conduction / magnetic shielding composite function area and a heat insulation function area; and a structural optimization step based on additive manufacturing: coupling the obtained models, and completing the optimization process based on the technological characteristics of additive manufacturing. Compared with a structure design method under an existing traditional manufacturing process, the design freedom degree of the structure is liberated, the bearing, light weight, heat insulation and magnetic conduction / magnetic shielding limits of the multifunctional structure are excavated through a heterogeneous material transition and cross-scale structure fusion method, and high practicability is achieved.

The utility model is suitable for the technical field of diamond grinding wheels, and provides a combined type diamond grinding wheel which comprises a body, a reserved groove is formed in one end of the body, a reserved hole is formed in the reserved groove, a multifunctional structure is arranged in one end of the body, a grinding disc block is arranged in a clamping groove, and the grinding disc block is arranged in the clamping groove. And a clamping groove is formed in the other end of the grinding disc block. By arranging a multifunctional structure, the outer diameter of a millstone block is smaller than the inner diameter of a clamping groove, the millstone block is matched with the clamping groove, a plurality of clamping blocks are fixed to the inner side wall of the clamping groove at equal intervals, and the clamping blocks are matched with the clamping groove, so that the clamping blocks can be clamped in the clamping groove; according to the diamond grinding wheel, the clamping grooves are formed, the grinding disc blocks are limited in the clamping grooves more stably, when the diamond grinding wheel is used for grinding, different areas can be selected for grinding according to the grinding thickness, and the functionality of the diamond grinding wheel is improved.

The application provides a preparation method of a power battery buffer heat insulation pad, and relates to the technical field of power battery thermal management.The method comprises the following steps: preparing a gradient core material layer, and cooperatively curing the gradient core material, to prepare a power battery buffer heat insulation pad comprising a contact layer, a transition layer and a core layer; introducing Bi2Te3 topological insulator nanosheets into the core layer, and applying an axial magnetic field during the preparation process to make the Bi2Te3 topological insulator nanosheets directional arrangement, so as to form an ultralow thermal conductivity layer, effectively reduce the thermal conductivity, and significantly improve the heat insulation performance; a multifunctional structure with elastic buffering, stress dispersion and ultralow thermal conductivity characteristics is formed; the elastic buffering characteristics of the contact layer and the stress dispersion characteristics of the transition layer effectively improve the overall mechanical strength and durability; the gradient density core material is adopted, and the sound field assisted preparation technology is combined, so that the bottleneck of the traditional process is broken, and the method has significant advantages in thermal management, mechanical performance and safety performance.

An embodiment aircraft boom includes a boom member, a vertical stabilizer, a rear landing gear, and a front landing gear. The boom member may extend in a first direction and have a front internal structural member disposed therein, where a portion of the front internal structural member is a first attachment point for a first wing. The vertical stabilizer may extend from the boom member, where the vertical stabilizer has a rear internal structural member disposed therein and extends from the boom member and through an interior of the vertical stabilizer, and where a portion of the rear internal structural member is a second attachment point for a second wing. The rear landing gear may be coupled to the rear internal structural member. The front landing gear may be coupled to the front internal structural member of the boom member.

The present invention discloses a simple vibration isolation and energy harvesting multifunctional structure, which is composed of one or more vibration isolation and energy harvesting mechanisms. The vibration isolation and energy harvesting mechanisms are composed of a steel frame, a piezoelectric energy harvesting module and a friction power generation energy harvesting module. The piezoelectric energy harvesting module is installed on the outside of the steel webs on both sides of the steel frame, and the two ends of the rubber suspension layer of the friction power generation energy harvesting module are installed in the grooves of the steel webs. The steel frame is composed of two parallel steel cover plates and steel webs arranged at both ends of the steel cover plates. The steel webs are arc-shaped steel plates with a groove at the center of the inner side of the steel webs. The piezoelectric energy harvesting module is composed of a first insulating layer, a piezoelectric layer and a second insulating layer bonded in sequence. The friction power generation energy harvesting module is composed of a rubber suspension layer, a nano friction power generation vibrator and a spring. The present invention overcomes the problem that the load design upper limit of existing vibration isolation and energy harvesting structures is limited by the spring, and the piezoelectric energy harvesting has no direct correlation with the displacement of the vertical spring, requiring the additional addition of a negative Poisson's ratio structure such as a slider to drive the piezoelectric piece to deform and capture energy for power generation.

An embodiment aircraft boom includes a boom member, a vertical stabilizer, a rear landing gear, and a front landing gear. The boom member may extend in a first direction and have a front internal structural member disposed therein, where a portion of the front internal structural member is a first attachment point for a first wing. The vertical stabilizer may extend from the boom member, where the vertical stabilizer has a rear internal structural member disposed therein and extends from the boom member and through an interior of the vertical stabilizer, and where a portion of the rear internal structural member is a second attachment point for a second wing. The rear landing gear may be coupled to the rear internal structural member. The front landing gear may be coupled to the front internal structural member of the boom member.

An inverter including: a housing including a first surface and a second surface opposite to the first surface; a power module including a first surface and a second surface opposite to the first surface, wherein the first surface of the power module contacts the first surface of the housing; a heat sink including a first surface and a second surface opposite to the first surface, wherein the first surface of the heat sink is coupled to the second surface of the power module; a multi-functional structural element, the multi-functional structural element including a first surface and a second surface, wherein the first surface of the multi-functional structural element contacts the second surface of the heat sink; and a printed circuit board, the printed circuit board being coupled to the second surface of the multi-functional structural element; wherein the housing and heat sink define a cooling circuit.