6results about How to "Reduce intervention time" patented technology

The invention provides a PCIe (Peripheral Component Interconnect Express) bus DMA (Direct Memory Access) high-speed data transmission method and equipment based on descriptors, the equipment comprises a DMA module, and the DMA module comprises a packet receiving unit, a packet sending unit, a tag queue unit, an RAM (Random Access Memory) and a descriptor FIFO (First In First Out) unit; the descriptor FIFO unit is connected with the packet receiving unit and stores the descriptor received by the packet receiving unit; the descriptor FIFO unit is connected with the packet sending unit, and the packet sending unit obtains a request data address and a request data length based on analysis of the descriptor in the descriptor FIFO unit; the tag queue unit is connected with the packet receiving unit and the packet sending unit; the RAM is connected with the packet sending unit and the packet receiving unit; and the packet sending unit and the packet receiving unit are respectively connected with the PCIe bus. According to the scheme, the CPU intervention time is shortened, the data migration efficiency is effectively improved, the utilization rate of the bus bandwidth and the utilization rate of the RAM are improved, hardware resources are saved under the condition that the performance is guaranteed, and different transmission scenes can be coped with.

The invention discloses a precision detection device for valve gearbox gear production, and the device comprises a detection platform which comprises a detection structure and a lifting structure which are disposed on a platform surface, and a feeding assembly which is disposed at the front side of the detection platform and is used for intermittently conveying gears to the rear side, the feeding assembly comprises an electric conveying frame and a belt installed on the electric conveying frame, a plurality of spacing bars arranged at equal intervals are installed on the belt, and guide plates used for guiding a to-be-detected gear to be discharged backwards along the central axis are connected to the two sides of the electric conveying frame in an inserted mode. And the distance between the bottom of the guide plate and the top face of the belt is larger than the height of the spacing bar, and the conveying structure is arranged on the rear side of the feeding assembly. In the whole operation process, the manual intervention time can be effectively shortened, the detection period is shortened, meanwhile, safety is improved, in addition, bidirectional clamping and fixing can be conducted along the inner ring and the outer side of the gear to be detected, and the stability of follow-up rotation of the gear to be detected and the reliability of a detection result are guaranteed.

The utility model relates to the technical field of maintenance sheds, in particular to a movable maintenance shed for bridge prefabricated parts, which comprises a maintenance shed body, a track and a spraying system, a roller group matched with the track is arranged at the lower end of the maintenance shed body, the spraying system is arranged in the maintenance shed body, and the maintenance shed body comprises a maintenance shed roof and two groups of maintenance shed walls. The two curing shed walls are arranged at the two ends of the curing shed roof in the width direction, and the curing shed roof is movably connected with the curing shed walls on the two sides of the curing shed roof. The maintenance shed further comprises a lifting mechanism and two sets of electric roller shutter doors. The lifting mechanism is installed on the upper side of the roof of the maintenance shed, and the execution end of the lifting mechanism is connected with the roof of the maintenance shed. By means of the maintenance shed, the size of the inner space of the maintenance shed can be changed, so that the influence of the temperature gradient in the maintenance shed on the beam prefabricated part is reduced, the intervention time of a spraying system is shortened, and finally the maintenance cost of the bridge prefabricated part is reduced.

The invention discloses a test data generation method and device, equipment, a storage medium and a product, and relates to the technical field of test.The method comprises the steps that a corresponding source data source is accessed in response to a data generation requirement and / or a strategy configuration instruction of a front-end user, and technical metadata, service metadata and sample data are collected from the source data source; according to the technical metadata, the business metadata and the sample data in the source data source, matching a pre-generated standard data creation rule, and screening out a target data creation rule; generating a corresponding data creation task based on the target data creation rule; and executing the data creation task to perform data creation, and writing data obtained by data creation into a corresponding target data source. According to the technical scheme, full-process automatic processing can be achieved, the data quality and the data creation efficiency are improved in multiple links, and the manual technical requirements and the investment time are greatly reduced.

The invention discloses an arc extinguishing system and an electric appliance switch thereof, and belongs to the technical field of electric appliance equipment, the arc extinguishing system comprises a front arc extinguishing grid plate group and a rear arc extinguishing grid plate group which are connected in parallel, and the front arc extinguishing grid plate group is connected with a static arc striking grid plate and a movable arc striking grid plate; when one rear arc extinguishing grid plate group is arranged, two ends of the rear arc extinguishing grid plate group are respectively connected with the static arc striking grid plate and the movable arc striking grid plate, and when multiple rear arc extinguishing grid plate groups are arranged, one end of the first group is connected with the static arc striking grid plate, and one end of the second group is connected with the movable arc striking grid plate; when a plurality of groups of rear arc extinguishing grid sheet groups are arranged, the arc extinguishing grid sheet structure also comprises arc striking grid sheet groups, the front ends of the arc striking grid sheet groups are attached and inserted among the arc extinguishing grid sheets of the front arc extinguishing grid sheet group, the rear ends of the arc striking grid sheet groups are respectively connected with the end parts of different rear arc extinguishing grid sheet groups, and the different rear arc extinguishing grid sheet groups are connected in series through the arc striking grid sheet groups. According to the invention, the intervention time of the arc extinguishing grid sheets can be shortened, the initial arc energy is greatly reduced, the duration of the metal phase arc is reduced, the number of the arc extinguishing grid sheets can be increased, and the breaking capacity and the electrical life of the electric appliance switch are greatly improved.

The utility model discloses a coconut juice processing's filtration separation device, including mounting table and diversion pool, the outer surface of mounting table upper end is fixedly equipped with the rotation structure, the front end of rotation structure is connected with the filtration structure, rotation structure includes transmission case, motor, rotation shaft, worm and worm gear, the filtering structure comprises a sealing plate, an annular screen and a material blocking ring, a flow guide groove is formed in one side of the filtering structure, the upper end of the flow guide groove extends into the upper portion of the annular screen, a supporting column is fixedly installed in the middle of the outer surface of the lower end of the flow guide groove, and a material feeding pipe is arranged on the upper portion of the outer surface of one side of the flow guide pool. According to the filtering and separating device for coconut juice processing, the filtering structure is driven by the rotating structure to rotate, coconut meat is retained in the annular screen and falls off by rotating to the upper part of the flow guide groove, and the coconut meat is discharged through the flow guide groove, so that the coconut meat is conveniently collected, and the coconut juice is conveniently and continuously filtered.