12results about How to "Large design space" patented technology

The utility model provides a double-control faucet. The double-control faucet comprises a water outlet main body and a water outlet pipe fitting, the water outlet body is provided with a mounting cavity, a cold water channel and a hot water channel, and a mixed water channel is formed in one end of a mounting opening of the mounting cavity. And a mixing valve core is mounted in the mounting cavity. The water outlet pipe fitting is mounted at the mounting opening of the mounting cavity, and the water inlet end of the water outlet pipe fitting is coaxial and communicated with the mounting cavity. A temperature control assembly in linkage with the mixing valve element is arranged in the water inlet end of the water outlet pipe fitting, the temperature control assembly is provided with a temperature adjusting handle extending out of the periphery of the water outlet pipe fitting, and a flow control assembly is further arranged on the water outlet pipe fitting and located on the downstream of the temperature control assembly, so that a structure that the temperature control assembly and the flow control assembly are arranged in a staggered mode is formed. Therefore, the situation that the two switches are arranged together to cause large installation position size and congestion is avoided, the influence on the appearance modeling design of the faucet is reduced, and the appearance of the faucet has a larger design space.

The application discloses an aero-engine ice wind tunnel test section modeling simulation optimization integrated platform, comprising a geometric parameterization modeling module, a mesh division and boundary condition setting module, an aero-engine performance calculation agent model module, a CFD simulation module, an iterative optimization module, a visualization and data analysis module, the application realizes deep coupling of geometric parameterization modeling, CFD simulation, aero-engine performance calculation and multidisciplinary optimization technology, and constructs an automatic closed-loop process of the aero-engine ice wind tunnel test section from geometric modeling to flow field simulation analysis and then to aerodynamic layout optimization, so that the high efficiency of calculation is ensured, the accuracy of simulation results is improved, a fast, accurate and scalable technical tool is provided for accurate flow field simulation and efficient aerodynamic layout optimization of the aero-engine ice wind tunnel test section, and the technical problems of long design period, low efficiency and high cost of the aero-engine ice wind tunnel test section are solved.

The application relates to a passage integrated design method for an axial flow blade of an aero-engine, and belongs to the technical field of aero-engine aerodynamic design. The method can couple and control the passage integrated design of the blade, an end wall and an angle area. Starting from passage geometric characteristics, non-dimensional conversion is carried out; control points, virtual control points and local deformation domains are regularly constructed in the non-dimensional flow field; the extended free deformation technology is used to carry out integrated control; the flow field after the control is converted into a three-dimensional Cartesian coordinate system again, so that the integrated design of the blade, the end wall and the angle area is realized. The application can ensure that the end wall can still meet the periodicity requirement after the control, solves the limitation that the end wall cannot be included in the deformation domain during the deformation of the traditional free deformation technology, provides a larger design space for the full three-dimensional design of the passage, and can improve the design efficiency of the axial flow fan, the compressor and the turbine.

The utility model provides a reflective rim with a lateral air tap, which comprises a rim body matched with a tire, a lateral air tap fixing hole is formed in the rim body, a spoke is fixed on the inner side of the rim body, a reflective surface is arranged on the outer surface of the spoke, and a mounting cylinder for mounting an axle is arranged in the center of the spoke. Two bearings are arranged in the mounting cylinder at intervals, inner rings of the bearings are connected with an axle, and the two ends of the axle extend out of the bearings and then are connected with a front fork of the electric vehicle. According to the reflective rim with the lateral air taps, the side face of the rim is punched, limitation of the air taps to the shape of the spoke is reduced, meanwhile, the reflective faces are arranged on the two faces of the spoke, and safety accidents are reduced.

The utility model discloses a kind of electromagnetic induction heating assembly and heating cigarette containing it, electromagnetic induction heating assembly includes induction heating unit, further include fixed base, fixed base is hollow spherical with inner cavity, the spherical surface of fixed base is opened with multiple and the opening of cavity intercommunication, induction heating unit one end is embedded in fixed base, induction heating unit remaining part is exposed outside fixed base and forms overhanging section. Heating cigarette includes paper empty pipe, paper empty pipe inside channel is sequentially provided with electromagnetic induction heating assembly, tobacco core material section, functional section and filter section along the axial direction, in electromagnetic induction heating assembly, the overhanging section of induction heating unit is embedded into tobacco core material section. The utility model has the following advantages compared with prior art: realize the effective fixation and stable heating of induction heating unit in tobacco core material, simultaneously block tobacco core material, and it is convenient to effectively adjust cigarette suction resistance.

This invention provides a metasurface structure and design method for realizing broadband measurement substrates, relating to the field of micro-spectral imaging technology. It enables spectral imaging devices to achieve higher spatial resolution while maintaining spectral resolution. The metasurface structure includes a metasurface modulation layer, a CMOS image sensor wafer layer, and a signal processing circuit layer. The metasurface modulation layer comprises multiple metasurface modulation units, each independently performing broadband modulation of incident light. The transmission spectrum corresponding to each metasurface modulation unit includes multiple absorption peaks. The CMOS image sensor wafer layer receives the optical signal encoded by the multiple metasurface modulation units of the metasurface modulation layer and converts the optical signal into an electrical signal. The signal processing circuit layer processes the electrical signal from the CMOS image sensor wafer layer to obtain the transmission spectrum corresponding to each metasurface modulation unit.

The invention discloses a surface acoustic wave filter end-to-end design method and system based on deep learning. The method comprises the following steps: constructing a high-fidelity data set of a surface acoustic wave resonator; a neural operator model is designed and trained to serve as a forward proxy model, and rapid and high-precision prediction from structure parameters to admittance response is achieved; integrating the neural operator and an ABCD matrix cascade physical model, constructing a differentiable calculation graph, and directly optimizing resonator structure parameters through a gradient descent algorithm to match target filter performance indexes; the design method is realized based on the neural operator and the differentiable physical model, the trained neural operator model packages the physical characteristics of the resonator, and the neural operator model can be used as a general design asset and is directly reused for the design of filters with different frequency bands and indexes; the defects that a traditional method and an existing AI method have one question and one proposal, and knowledge cannot be accumulated and inherited are overcome.

This invention belongs to the field of computer software, and more specifically, relates to a two-stage asynchronous task result proxy method applicable to heterogeneous interfaces, comprising: a self-developed interface, a third-party interface, a third-party result container, a self-developed result container, and a third-party result proxy container; the self-developed interface module includes a self-developed abstract interface and a self-developed implementation interface; the self-developed implementation interface receives task A and task B; when task A is submitted, a self-developed result container object is created; the third-party interface is used to receive and execute task B; the self-developed result container is used to store the result of task A; the self-developed result container receives task B and calls the third-party interface; the third-party result container is used to receive the result of task B; the third-party result proxy container inherits from or implements the third-party result container in terms of type. This invention can seamlessly connect asynchronous tasks of two heterogeneous interfaces without requiring any modification to the proxied result container and its related libraries.

A large aperture mirror support structure suitable for various angle gravity field relates to the field of large aperture mirror assembly support design of space optical remote sensing, is connected to the back of the mirror, and comprises a triangular back plate, three whiffletree support structures and three radial support structures, the three whiffletree support structures and the three radial support structures are connected to three corner portions of the triangular back plate respectively, three circular nested holes are arranged on the back of the mirror, the end of the radial support structure is bonded to the circular nested hole, and each whiffletree support structure comprises a plurality of bonding pads which are bonded to the back of the mirror by glue injection. The mirror is supported in quasi-static state, the support structure is compact in structure and high in rigidity, so that when the optical axis of the mirror is placed at different angles relative to the direction of gravity, the mirror surface quality is easy to be high.

The present invention relates to an assembly of a vehicle wheel (1) and a caliper brake (2), wherein the wheel includes a rim (1.1), a hub section (1.3), and at least one spoke (1.2) connecting the hub section to the rim, and the caliper brake includes a brake disc (2.2) having an arched brake disc retaining drum (2.3), a brake caliper (2.1) having a caliper housing surrounding the brake disc, and at least one brake piston assembly disposed in the housing of the brake caliper, which is configured to transmit clamping force to the brake disc by means of at least one brake piston, wherein the at least one brake piston assembly is disposed in the side of the caliper housing facing the vehicle interior when the brake is installed in the vehicle, the brake disc retaining drum is connected to the hub of the wheel, and, when viewed in the vehicle installation state and along the axial direction of the wheel, the arched portion of the brake disc retaining drum is oriented toward the vehicle interior.

The application discloses a complex blade type cutter machining process chatter prediction method based on digital twinning, which comprises the following steps: S1, based on the digital twinning model, the milling process of the complex blade type cutter is simulated, and the meshing area CWE of the cutter and the workpiece in the machining process is obtained; S2, the cutter rotation period and the cutting blade participating in cutting are discretized, the meshing information of the cutter and the workpiece in the machining process is extracted, the material properties and the dynamic characteristics of the cutter are combined, and the chatter stability lobe diagram of the complex blade type cutter under a given working condition is calculated and obtained; S3, the stability lobe diagrams of different blade type cutters are compared, and the optimal blade type cutter under the given working condition is selected. The complex blade type cutter machining process chatter prediction method based on digital twinning disclosed by the application is based on the digital twinning model, the cutter rotation period and the blade are discretized, the material and the cutter characteristics are combined for calculation and analysis, and the stability lobe diagram is drawn.

The utility model discloses a telescopic device, including drive motor, with drive motor connection's telescopic mechanism, shell, telescopic mechanism includes reciprocating screw rod, slider, be equipped with slider hole on the slider, reciprocating screw rod passes from slider hole, reciprocating screw rod is connected with the output shaft of drive motor, to make reciprocating screw rod when rotating, slider axial linear reciprocating movement is on reciprocating screw rod, be equipped with the first guide in the threaded groove of reciprocating screw rod stem body that inserts in slider hole, be equipped with at least a group of guide assembly on the surface of slider, be equipped with the sleeve on the slider, and the sleeve is connected with slider fixed, and the end of sleeve away from slider stretches out from the shell. The utility model discloses still a kind of massager, including the telescopic device. Compared with prior art, solve the problem of big product volume when reciprocating stroke is long, make product convenient to carry, increase its use scene simultaneously, since product appearance also changes due to its structure change, have greater product design space.