20results about How to "Easy to Modular Design" patented technology

The invention belongs to the field of offshore new energy and space structure engineering, and particularly discloses a rigidity-adjustable tension integral floating type photovoltaic system based on air bag type pressure regulation and a control method, the photovoltaic system comprises a tension bearing structure, and the tension bearing structure comprises a plurality of hinge rod assemblies and cable components connected with the hinge rod assemblies; the floating body is arranged at the bottom of the tension bearing structure; the photovoltaic module suspension unit is matched with the tension bearing structure and is used for bearing a photovoltaic module; the air bag type constant-tension assembly is connected with the cable component and comprises an air bag, and the tension level of the cable component can be changed by adjusting the internal pressure of the air bag, so that the equivalent stiffness of the hinge rod assembly is adjusted. According to the invention, the equivalent stiffness of the whole structure can be adjusted, so that the adaptability of the floating photovoltaic structure to the marine environment load and the structural safety are improved.

The invention provides a hybrid drive robot joint and a working method, relates to the field of robots, and aims to solve the problems of joint return errors, system vibration and dynamic precision reduction caused by transmission backlash of a precision speed reducer in existing robot joint drive. The first motor and the main driving unit of the RV speed reducer are combined with the compensation unit of the torque motor, so that the output shaft is simultaneously subjected to the synergistic effect of hybrid driving, and the torque motor outputs real-time controllable reverse compensation torque, so that gears in the RV speed reducer are always kept in tight engagement, the transmission backlash is effectively eliminated, and the service life of the RV speed reducer is prolonged. Compared with a traditional mechanical pre-tightening method, the defect that the compensation effect is attenuated due to long-term operation is overcome, stability and effectiveness can be kept in the whole process through a compensation mechanism of a torque motor, the transmission precision and position consistency are improved, the rigidity and dynamic response performance of robot joints are improved, vibration and track disturbance in the movement process are reduced, and the reliability is improved. And the robot is more stable and reliable in performance when executing work such as precise assembly and high-precision positioning.

This application discloses a machine tool structure with a combined machining head. The application includes: a first base and a second base, the first base having a working area for placing the workpiece to be processed; a column, on which a first X-axis linear module is mounted; a first group of electrical discharge machining (EDM) heads, comprising at least four heads mounted on the first base and respectively connected to the first X-axis linear module, each of the four heads having an independent Y-axis linear module and a Z-axis linear module; and a second group of EDM heads, comprising at least one head mounted on the first base, the second base having a second X-axis linear module, the at least one head connected to the second X-axis linear module, the at least one head having an independent Y-axis linear module and a Z-axis linear module, and all four heads connected to an EDM power supply.

The application discloses a control device of a locomotive auxiliary power supply system and relates to the control field of the locomotive auxiliary power supply system. The control device comprises a plurality of auxiliary inverters and a DC 110V charger. A CAN communication board and a CPU control board are arranged in each auxiliary inverter, and the CAN communication board in the auxiliary inverter is connected with the corresponding CPU control board. A CAN communication board, an analog quantity acquisition board and a CPU control board are arranged in the DC 110V charger, the CAN communication board and the analog quantity acquisition board in the charger are both connected with the corresponding CPU control board, the CPU control board in the DC 110V charger is connected with an Ethernet maintenance port and a CAN communication port, data is transmitted to a traction auxiliary converter cabinet gateway board through the CAN communication port, and the data is transmitted to an upper computer through the Ethernet maintenance port. The application simplifies the function of the auxiliary inverter, makes the auxiliary inverter small and simple, improves the output voltage quality, and improves the working performance and service life of the auxiliary load.

The invention belongs to the technical field of embedded systems and real-time control, and relates to a high-precision modular event timing system based on a microTCA.4 standard and a Zynq SoC architecture, which is suitable for scenes with high requirements on time synchronization precision and system stability, such as industrial control, and adopts a Zynq SoC timing main logic AMC board card conforming to the microTCA.4 standard and a ZYNQ-7045 SOC industrial chip; a Zynq SoC-based heterogeneous firmware module is provided, a PL end supports nanosecond event timing precision, and a PS end is in high-speed communication with the PL end through an AXI bus; a point-to-point signal real-time transmission and sharing mechanism based on mLVDS is provided; a standard backboard signal output board card and a plurality of types of high-speed photoelectric conversion terminal matching board cards are provided; according to the invention, the advantages of the FPGA are fully exerted, the core function is realized, a high-precision, flexible and extensible system is constructed, and the performance of an event timing system is improved.

The application discloses a turnover chain machine, which belongs to the field of logistics and storage. The machine can significantly reduce the installation space of the driving assembly and the maintenance cost, and improve the stability of the equipment and the smoothness of logistics. The turnover chain machine comprises a fixed rack assembly, a turnover rack assembly driven by a turnover driving assembly is arranged on one side of the fixed rack assembly, the turnover rack assembly can be reciprocally turned around the shaft at the joint of the fixed rack assembly, two groups of conveying chain assemblies composed of end-to-end joints are arranged on the fixed rack assembly and the turnover rack assembly and driven by a conveying driving assembly, the fixed rack assembly is vertically supported by a fixed supporting leg assembly, and the turnover rack assembly is vertically supported by a turnover guiding supporting leg assembly during the conveying of goods, and the turnover driving assembly is arranged on the inner side of the end of the joint of the turnover rack assembly and the fixed rack assembly.

The present invention relates to an operating mechanism for a switchgear, comprising: a rotatable output shaft (11) configured to perform a circuit breaking or closing operation of the switchgear by rotation; a rotatable energy storage rod (13) and a spring (4), wherein the energy storage rod (13) is configured to rotate by a motor (1) to drive the spring (4) to be compressed to store energy; and a rotatable drive rod (12) connected to the output shaft (11), rotatably connected to the energy storage rod (13) and freely rotatably connected to the spring (4) to allow ≤60° rotatability between the drive rod (12) and the spring (4) for performing a circuit breaking or closing operation of the switchgear, wherein the spring (4) is configured to release energy during at least one period of the circuit breaking and closing operation of the switchgear to rotate the drive rod (12) after passing through the dead position of the spring (4).

The utility model relates to the technical field of atomization, and provides an atomization module, an atomizer and an electronic atomization device.The atomization module comprises an atomization core assembly and a base; the atomizing core assembly comprises an atomizing core and a guide pipe part arranged outside the atomizing core in a sleeving mode. The base is connected to the bottom end of the guide pipe piece, and a connecting air channel communicated with the guide pipe piece is formed in the base; the atomizer comprises an atomizing shell and an atomizing module arranged in the atomizing shell; an air inlet is formed in the bottom end of the atomizing shell; and the air inlet is in air inlet conduction with the connecting air passage of the base. The base is arranged at the bottom of the atomization core assembly and can increase the height of the guide pipe piece in the atomization shell, so that the distance between the atomization core and the suction nozzle of the atomizer is shortened, namely, the stroke from atomization airflow generated by atomization of the atomization core in the guide pipe piece to the suction nozzle is shortened, the phenomenon that atomization gas is cooled in the guide pipe piece is reduced, and the gas output is increased; the smoking taste is enhanced, and the problem that the smoking taste is weak is effectively solved.

The invention relates to the technical field of fluid control, in particular to an electric control prefill valve and a control method thereof.The electric control prefill valve comprises a valve body, a priority valve, an electromagnetic valve, a pressure sensor and a selector valve, the valve body is provided with a main oil way, a prefill opening and an unloading opening, the priority valve, the electromagnetic valve and the selector valve are sequentially arranged along the main oil way and communicate with one another, and the prefill opening communicates with the priority valve; an oil return port of the electromagnetic valve is communicated with the unloading port; the pressure sensor comprises a lower limit sensor and an upper limit sensor; the sensing end of the lower limit sensor is communicated with the main oil way; the upper limit sensor is vertically arranged above the valve body, and the sensing end of the upper limit sensor is communicated with the main oil way. The hydraulic system has the advantages that the hydraulic system pipeline is simplified, the leakage risk is reduced, the hydraulic pressure at the working oil port can be adjusted according to the actual situation, and the energy utilization efficiency, the response speed and the reliability of the braking system are remarkably improved.

This invention discloses a high torque density magnetic harmonic reducer axial permanent magnet servo motor. The axial field-modulated motor includes a stator, a left rotor, a right rotor, permanent magnets, and armature windings. The radial magnetic harmonic reducer includes a stator, an outer rotor, an inner rotor, permanent magnets, and ball bearings. This invention integrates the stator of the magnetic harmonic reducer with the stator of the field-modulated motor, directly connecting them and eliminating the mechanical reducer structure of traditional servo systems, effectively reducing the overall weight of the servo system. The field-modulated motor uses an axial structure to improve the torque density of the servo system. The magnetic harmonic reducer uses a radial structure embedded in the hollow space inside the field-modulated motor to achieve a lightweight, highly integrated servo system design. Both the field-modulated motor and the magnetic harmonic reducer use surface-mounted permanent magnet structures to reduce torque ripple.

The utility model discloses an automatic test system of a radio frequency chip, which comprises a test machine, a radio frequency chip, an upper computer, an STM32 external device and an SPI switch, a power supply module of the test machine supplies power to the radio frequency chip, the STM32 external device and the SPI switch, the test machine is provided with four signal lines which are connected with the STM32 external device, and the STM32 external device is connected with the upper computer. The SPI interfaces of the test machine and the STM32 external equipment are respectively connected to the SPI switch, the common end of the SPI switch is connected to the SPI interface of the radio frequency chip, the upper computer participates in the dynamic debugging of the radio frequency chip port, the power supply module of the test machine is connected with the radio frequency chip and the STM32 external equipment, the STM32 calibration is used, the program is more convenient for the modular design, and the debugging is also convenient.

The invention discloses a modular light rifle weapon station which comprises a modular base. The weapon station main structure is connected between the modular base and the modular cradle and used for driving the direction movement and the pitching movement of the carried rifle and providing a rotary cable interface for the control module; the modular cradle is used for clamping and fixing the firearms, providing connection for the observing and aiming module and bearing recoil impact load in the shooting process; the external shooting control execution module is connected with a grip of the carried rifle and drives a trigger of the carried rifle and a fast and slow machine mechanism to move; the observing and aiming module is used for acquiring image information of a target; and the control module is used for identifying and positioning a target, controlling the weapon station main structure to perform directional movement and pitching movement, outputting a control instruction to the external shooting control execution module, driving the trigger to realize shooting action, and driving the fast and slow machine shifting block to rotate to complete firearm gear switching. The method has excellent shooting precision and striking performance.

The application belongs to the technical field of special robots, and particularly relates to a high-integration anti-radiation main-backup redundant collaborative robot joint module, which solves the problem that a collaborative robot joint module cannot normally serve due to various radiation effects caused by ray ionization in a nuclear radiation environment; the joint module is composed of a module integrated by a mechanical structure and a redundant comprehensive electronic circuit system; the redundant comprehensive electronic circuit system comprises a low-voltage power supply system, a servo driving system, a communication system, a sensing and perceiving system, an MCU control system and a constant temperature system, and all of them are integrated with main-backup function modules; the main-backup function modules work independently; the MCU control system detects fault signals of the main-backup modules of each system, and controls automatic switching of the main-backup function modules in each system; the redundant comprehensive electronic circuit system of the application is highly integrated and mechanically and electrically assembled with the mechanical structure inside a joint module shell; the shell is made of radiation-resistant lightweight material, and each system inside the joint has high-integration redundancy, radiation resistance and independence.

The utility model discloses a kind of built-in cavity heat preservation bricks, including brick body ontology, the middle part of the brick body ontology is provided with first longitudinal cavity, the upper and lower end surfaces of the brick body ontology are respectively provided with the upper end through hole and the lower end through hole with first longitudinal cavity intercommunication, the utility model is by being provided with first longitudinal cavity, transverse passage, oblique air hole and wave-shaped reflection coating, effectively form the multiple heat preservation structure of "heat barrier-guiding-reflection", significantly prolong heat conduction path, improve thermal resistance, enhance structural strength and stability: by being provided with support rib and vertical partition, construct mechanical support skeleton in cavity, improve brick body compression resistance, while maintaining the stability of cavity, realize reliable assembly: the rectangular tenon and groove, positioning hole and positioning column achieved by being provided with, realize the reliable splicing of brick body up and down and transversely, avoid heat bridge formation, improve construction efficiency, facilitate modular design and construction.

The application provides a three-axis orthogonal transmission pendulum spherical robot, and belongs to the field of intelligent robots. The three-axis orthogonal transmission pendulum spherical robot comprises a spherical shell and an internal driving mechanism. The spherical shell is a main component for ground contact movement of the robot and is also a bearing component of the internal driving mechanism. The internal driving mechanism comprises a support frame assembly, a pendulum rod assembly and a heavy pendulum assembly. The support frame assembly can rotate around the X-axis of the spherical shell, the pendulum rod assembly can rotate around the Y-axis of the spherical shell, and the heavy pendulum assembly can rotate around the Z-axis of the spherical shell. The three-axis driving motor is concentrated at the heavy pendulum assembly, the effective mass ratio of the heavy pendulum mechanism relative to the whole machine is improved, the three-axis orthogonal transmission and three-axis linkage coupling problems are solved, three-axis centralized input and multi-direction output driving are realized, electrical wiring is more convenient, and the driving performance and maintainability of the spherical robot are effectively improved.

The invention relates to a solar azimuth estimation method and system based on multichannel feature enhancement and regional perception attention, and belongs to the technical field of intelligent navigation of a low-altitude economic unmanned system. In order to solve the problem that the precision of solar azimuth estimation based on a polarization image is reduced under the condition of complex cloud layer coverage, the invention provides a deep learning framework fusing multi-channel features and direction perception attention. The method comprises the following steps: firstly, constructing a three-channel composite input feature consisting of a polarization intensity graph, a self-adaptive threshold gradient graph and high-frequency residual information based on polarization light field information acquired by a polarization beam splitting focal plane camera; secondly, a ResNet backbone network of an embedded compression excitation mechanism is adopted, a direction perception polarization attention module is introduced, and adaptive fusion of multi-scale features is realized through brightness guidance, depth feature enhancement and gradient edge branches; thirdly, dynamic fusion of multi-branch features is achieved through the learnable Softmax weight, and a direction constraint mechanism is introduced into an output layer to explicitly optimize estimation results of the solar azimuth angle and the solar elevation angle; and finally, in combination with a solar triangulation module based on a physical model, high-precision solar azimuth inversion is realized. According to the invention, the sun direction information can be stably extracted in a cloud layer interference environment, the robustness and precision of sun direction estimation are obviously improved, and the method has the advantages of compact structure, strong generalization, suitability for autonomous navigation and positioning in a GPS-free environment and the like.

This invention discloses a heat exchange assembly and a medium-term reforming device. The heat exchange assembly, used for steam reforming to produce hydrogen, has two opposing ends, including a first heat exchange section and a second heat exchange section, with at least a portion of the second heat exchange section disposed inside the first heat exchange section. The first heat exchange section has independent heat exchange channels for medium-term reformed gas and demineralized water, while the second heat exchange section has independent heat exchange channels for reformed gas and natural gas. The outlet of the reformed gas heat exchange channel and the inlet of the medium-term reformed gas heat exchange channel are located at the same end of the heat exchange assembly. This heat exchange assembly is suitable for integration with a medium-term reforming reactor, facilitating integration. The medium-term reforming device of this invention integrates the existing medium-term reforming reactor and heat exchange assembly into a single device, reducing the number of devices and thus reducing the floor space required, which is beneficial for the modular design of hydrogen production units.

The utility model relates to the technical field of silicon core processing, in particular to silicon core cone grinding equipment and a feeding and discharging mechanism thereof, and the feeding and discharging mechanism of the silicon core cone grinding equipment is used for feeding and discharging silicon cores on a multi-layer rack and comprises a mounting seat, a clamping module, a feeding mechanism and a discharging mechanism, the number of the clamping modules is multiple, each clamping module comprises a lifting unit and a clamp used for clamping the silicon core, and the lifting unit is used for driving the clamp to conduct first-stage lifting; the lifting module is arranged on the mounting seat and is used for driving the mounting seat to drive the clamping module to perform secondary lifting; and the transverse moving module is connected with the mounting seat or the lifting module and is used for driving the mounting seat to move back and forth between the multi-layer material rack and a silicon core processing station. The silicon core feeding and discharging device can well adapt to feeding and discharging of silicon cores of a multi-layer rack, the overall size of cone grinding equipment is reduced, cost is reduced, the storage capacity of the silicon cores is improved, and machining efficiency is effectively improved.

This invention relates to the field of solar panel mounting technology, and more particularly to a repeatable and rapidly deployable scissor-braced solar panel mounting system. A lower longitudinal beam is mounted on the ground and has a first threaded hole for connecting to a lower crossbeam. A lower crossbeam is connected above the lower longitudinal beam and has a second threaded hole for connecting to the lower longitudinal beam. Both ends of the upper surface of the lower crossbeam have grooves extending along its length, used for connecting and sliding the support components. A connecting beam has a first connecting groove and a second connecting groove. The first connecting groove connects to a first slider, and the second connecting groove connects to the support components. The support components are scissor-braced structures, with both ends connecting to the second connecting groove and the groove, respectively. This invention offers advantages such as high reusability, rapid deployment and dismantling, excellent site adaptability, superior durability, low maintenance, and high transportation and storage efficiency.

The application discloses a combined core column plate and a one-time forming construction method thereof. The core column plate comprises, from bottom to top, a tension UHPC lower panel and a compression ordinary concrete or light-weight high-strength concrete upper panel, and the two panels are connected through a plurality of vertical combined core columns, and a shear key or a rough interface is arranged at the joint of the core column and the panel to ensure the cooperative stress. A polyurethane heat preservation inner mold is arranged between adjacent core columns, and the inner mold serves as a one-time permanent formwork and reserves a pipeline channel. The construction method is as follows: the UHPC lower panel and the lower section of the core column are poured in the same mold first, and then the upper ordinary concrete panel and the upper section of the core column are poured within a limited time interval, so that the wet joint is integrally formed. The application reduces the material cost on the premise of maintaining the high performance of the tension UHPC, and has the advantages of light weight, high heat preservation and being suitable for modular prefabrication.