31results about How to "Unrestricted structure" patented technology

The invention provides a dishwasher (110), which comprises at least one cleaning chamber (120) subjecting tableware to an action of at least one cleaning liquid. The dishwasher (110) preferably includes a rack support (130) for supporting at least one dish rack (112) loaded with the tableware (126). The dishwasher (110) comprises a pivot device (132), wherein, the pivot device (132) is designed to pivot the dish rack from a first position (136) to a second position (138) inside a cleaning chamber (120).

The invention belongs to the technical field of fuse high-efficiency additive manufacturing, and discloses a steel-titanium composite material fuse high-efficiency additive manufacturing system and preparation method. The method comprises the following steps that firstly the three-dimensional modeling of a to-be-processed part of a composite material is carried out, the layered slicing is carriedout, printing parameters are adjusted through a control assembly, a to-be-processed steel substrate is fixed, a heat source and a wire feeding assembly for a transition material are started to complete one-layer fused deposition of a transition layer, then the heat source and the wire feeding assembly for a titanium wire are started to complete one-layer fused deposition of a titanium layer, the opening and closing of the wire feeding assembly for the transition material, the wire feeding assembly for the titanium wire and the wire feeding assembly for a steel wire are correspondingly adjustedaccording to the requirements of a to-be-processed part, and the fuse high-efficiency additive of the multi-layer steel-titanium composite material is completed. According to the steel-titanium composite material fuse high-efficiency additive manufacturing system and preparation method, the adopted technology is flexible in the technology, high in flexibility, short in period and friendly to theenvironment, and the prepared steel-titanium composite material can be steel-titanium double-layer composite or steel-titanium-steel-titanium multi-layer composite as well, and the number and mode ofcomposite layers are not limited.

The invention discloses a flexible strain sensing woven fabric and a manufacturing process thereof. The flexible strain sensing woven fabric comprises a non-conductive elastic woven fabric and elastic conductive yarns, and the elastic conductive yarns are consolidated as embossed yarns A relief pattern is formed on the surface of the non-conductive elastic woven fabric, and the two ends of the elastic conductive yarn are provided with joints and lead wires for electrical connection. The flexible strain sensing woven fabric provided by the present invention has simple structure, good softness, high comfort, can be washed with water, can realize continuous production, has strain sensing function in all directions, and has high sensitivity and good stability of the woven fabric. It has good application prospects in the field of intelligent textiles and wide applicability; in addition, the present invention also has the advantages of simple manufacturing process, convenient use, designable surface patterns of strain sensing fabrics, aesthetics, etc., and has strong practical value. It is worthy of widespread popularization and application, and has significant progress compared with the prior art.

The invention discloses a real-time subtitle playing method and a real-time subtitle playing system. The real-time subtitle playing method comprises steps that a media stream segment is divided into a plurality of media stream fragments; the audio information of each of the media stream fragments is extracted; subtitle streams are generated according to the audio information, and comprise subtitle files and index information corresponding to the subtitle files; the plurality of subtitle streams are stored; a playing request transmitted by a terminal is received, and the playing request is used to search a first subtitle stream corresponding to a first media stream fragment; when the first subtitle stream is stored, the first subtitle stream and the first media stream fragment are transmitted to the terminal, and then the terminal is used to parse the first subtle stream to acquire first subtitle content, and then the first subtitle content and the first media stream fragment are played synchronously. The subtitle content and the media stream fragments are synchronously played during direct broadcast.

The invention provides an arm frame. The arm frame comprises a first arm frame, a second arm frame, a variable amplitude mechanism for unfolding and folding the second arm frame, a rotary mechanism, a rotary drive device and a positioning device, wherein the rotary mechanism is mounted at one end of the first arm frame, and one end of the second arm frame is connected with the rotary mechanism; the rotary mechanism is driven by the rotary drive device to rotate so that the second arm frame can rotate around a rotary shaft line of the rotary mechanism; and after the second arm frame rotates to a position at an angle, the rotary mechanism is fixed through the positioning device so that the first arm frame and the second arm frame are kept in the angular relationship. The invention further discloses engineering machinery comprising the arm frame. Owing to the technical scheme, the eccentric load between the first arm frame and the second arm frame during operation can be removed, the stability of the whole vehicle can be improved, and the structures of the first arm frame and the second arm frame are not limited. Therefore, the arm frame is wide in range of application and is flexible and convenient.

The invention discloses a broadband filter power divider capable of realizing high power division ratio, comprising a λ / 4 impedance converter arranged before the power division node and a plurality of broadband impedance conversion networks arranged in parallel after the power division node; λ / 4 impedance converter, used to reduce the input impedance value at the power splitting node, and introduce an in-band pole to increase the power splitting ratio and bandwidth of the power splitter at the same time; broadband impedance transformation network, used to match the λ / 4 impedance The converters jointly form each filtering power branch circuit, and jointly realize filtering and power distribution within a broadband range. Compared with the prior art, the present invention has three remarkable advantages of high power division ratio, wide bandwidth and filter power division implantation. The invention can be expanded into a multi-channel high power division ratio filter power divider, which can be used in the feed network of the array antenna.

The invention discloses a circuit compensation network for a non-contact power supply ultrasonic vibration system seeking to achieve maximum transmission efficiency, including a primary side compensation network and a secondary side compensation network, and the primary side compensation network is connected to an ultrasonic power supply and a non-contact electromagnetic coupler Between the primary side coils, it is used to compensate the reactive power of the system, so that the output voltage and current of the power supply are in the same phase. The secondary side compensation network is connected between the non-contact electromagnetic coupler secondary side coil and the ultrasonic vibrator. parameters to achieve energy transmission with the highest efficiency, and the compensation components are inductors and / or capacitors. The invention can be applied to occasions such as rotary ultrasonic processing, ultrasonic welding and the like where a non-contact electromagnetic coupler is required to supply power to ultrasonic vibrators, and realizes energy transmission with the highest efficiency by optimizing compensation element parameters.

The present invention proposes a phase consistency test device for frequency converters. The frequency converters that pass the test are used as calibration frequency converters and reference frequency converters, and the phase consistency test is performed on the test frequency converters to be tested; the internal excitation adopts the same frequency reference standard, the first The first signal source divides the signal into two paths through the power divider, which acts on the RF input port of the calibration frequency converter and the reference / test frequency converter; the second signal source divides the signal into two paths through the power divider, and acts on the calibration frequency converter and the local oscillator drive port of the reference / test inverter; the output of the calibration inverter is connected to the first receiver, the output of the reference / test inverter is connected to the second receiver, and the first receiver and the second receiver are connected through the local oscillator source. The received signal of the receiver is down-converted to an intermediate frequency, and then the intermediate frequency signal is processed by digital sampling and vector calculation, and the obtained complex signal is transmitted to the computer module. The invention is not limited to the internal structure of the frequency converter, the calibration process is simple, and the hardware cost is lower.