7results about How to "Continuous distribution" patented technology

The invention discloses an antioxidant carbon aerogel material and a preparation method thereof. The method comprises the following steps: sequentially adding a solvent, a boron-containing modifier and a silicon-containing modifier into phenolic resin for esterification reaction; sequentially curing, drying and carbonizing to obtain boron-silicon modified carbon aerogel; depositing a SiC inner coating on the boron-silicon modified carbon aerogel under the assistance of supercritical CO2; a Zr-Si ceramic oxygen barrier layer and a SiO2 sealing and filling layer are sequentially prepared through a sol-gel method, and the carbon aerogel material with the SiC-Zr / Si-SiO2 composite coating is prepared. The invention also provides the aerogel material prepared by the method, the oxidation resistance of the aerogel material is obviously improved, and the aerogel material can be used for preparing a thermal insulation material applied to the field of high-temperature thermal protection.

The invention discloses a leveling device for paving a pervious concrete pavement and a leveling method thereof, and relates to the technical field of pavement paving, the leveling device comprises a vehicle body, a box body is fixedly mounted at the top of the vehicle body, a charging box is fixedly mounted at the upper end of an inner cavity of the box body, and the bottom of the charging box is connected with a leveling assembly through a pipeline; and the leveling assembly is used for paving pervious concrete on the earth road. According to the leveling device for paving the pervious concrete pavement and the leveling method of the leveling device, the size of the discharging groove in the collecting hopper can be automatically adjusted through the arranged adjusting part according to the actual condition of the pavement, so that the discharging amount of concrete is accurately controlled, and the discharging groove is enlarged at the sunken part of the pavement so as to increase the discharging amount of the concrete and fill the sunken part; at the raised part of the road surface, the discharge chute is reduced to reduce the discharge amount of concrete and avoid excessive accumulation, and the intelligent adjustment ensures the flatness of concrete laying and improves the construction quality.

This invention discloses a multi-source electromagnetic noise suppression method based on noise classification and deep learning, belonging to the field of geophysical electromagnetic exploration technology. The method includes: segmenting and preprocessing the original electromagnetic observation sequence; using an improved U-Net network with an encoder embedded in a Mamba time-series modeling module for low-frequency noise suppression; identifying strong noise types in the data segments using a ROCKET classifier; based on the classification results, calling a second improved U-Net network trained for the corresponding noise type for class-based targeted denoising; and finally, splicing the data segments to obtain complete, high-quality data. This invention, through a phased processing framework of "low-frequency pre-suppression—noise classification—class-based denoising," combined with the strong time-series modeling capabilities of the Mamba module and the efficient classification performance of ROCKET, significantly improves the suppression accuracy and signal fidelity for complex, multi-source electromagnetic noise, and is particularly suitable for processing ground and airborne electromagnetic exploration data.

The utility model relates to the technical field of spiral spray guns, and particularly discloses a hot melt adhesive spiral spray gun which comprises a gun body, an air flow heating cavity, an air inlet, an air guide hole, a cavity sealing piece and an electrical bar are arranged at the bottom of the gun body, the electrical bar is used for heating air flow entering the air flow heating cavity, and the air flow heating cavity is composed of a plurality of bent channels; the glue spraying valve is connected and mounted on the gun body through a screw, a through hole is formed in the center of the glue spraying valve, and a coaxial two-stage threaded seat, a nozzle, a biconical valve core and a gas guide sleeve are sequentially arranged at the bottom of the glue spraying valve; by means of the conical matching structure of the air guide sleeve and the nozzle and the design of the air guide groove, a stable spiral airflow field is formed, spiral rubber threads with the width as low as 3 mm can be sprayed in combination with control over flowing of rubber liquid through the double-conical valve element, the rubber threads are evenly and continuously distributed, and the spraying effect is good. And the narrow bonding requirements of paper bag sealing, bonding of a wet locking cover and a packaging box and the like are met.

The chain wheel for the roller conveyor comprises a connecting cylinder and a chain tooth part, a limiting ring is arranged on the connecting cylinder and divides the connecting cylinder into an installing part and a placing part, and the chain tooth part is installed on the placing part so that the chain tooth part can be installed on the connecting cylinder. The chain wheel conveying device is stable in structure, efficient in conveying, high in durability and high in practicability, regionalization is achieved, actual installation of workers is facilitated, the assembling efficiency is improved, the structure is stable, the service life is long, the conveying efficiency is high, meanwhile, the limiting effect can be achieved, and excessive matching during connection of the chain wheel and the roller is avoided.

A slurry tanker (10) for distributing slurry (11) in regions with changing slope inclinations (12), the slurry tanker (10) comprising - a slurry pressure tank compartment (20) for containing slurry (11), wherein the slurry pressure tank compartment (20) comprises a vehicle facing end (21) and a slurry distribution end (22); - a slope sensor (30) configured for detecting the inclination of the slurry tanker (10); - a dual emptying system (40) comprising - a slurry transportation tube system (41) comprising a first slurry transportation tube (410) with an opening located at or near the bottom in the vehicle facing end (21) of the slurry pressure tank compartment (20) and a second slurry transportation tube (411) with an opening located at or near the bottom in the slurry distribution end (22) of the slurry pressure tank compartment (20); - a first tube valve (42) configured for controlling the flow in the first slurry transportation tube (410); - a second tube valve (43) configured for controlling the flow in the second transportation tube (411); and - a valve controller (44) configured for controlling the valves (42, 43) as a function of information from the slope sensor (30); - a slurry outlet tube (50) configured for connecting with the slurry transportation tube system (41), the slurry outlet tube (50) further comprises connecting means for connecting with a slurry distribution tool (51); and - a first pump (60) for filling slurry into and emptying slurry out of the slurry pressure tank compartment (20).

The invention belongs to the technical field of quasi-solid-state lithium metal batteries, and particularly relates to an all-ordered nanofiber structure battery with homogeneous reaction as well as a preparation method and application of the all-ordered nanofiber structure battery. According to the invention, the ordered porous carbon hollow tube-based lithium metal composite electrode is prepared from the lithium-philic modified ordered porous carbon hollow tube, and then is combined with the electrolyte which is polymerized in situ in the ordered vulcanized nanofiber membrane and the ordered nanofiber skeleton to form the quasi-solid-state lithium metal battery, and continuous, uniform and rapid lithium ion transmission is established in the whole battery. According to the design, the lithium ion extraction / insertion dynamics is effectively improved, the lithium ion concentration and the uniform distribution of an electric field are ensured, and the uniform reaction of an anode and a cathode is promoted, so that the uniform deposition and stripping of metal lithium are realized, the utilization rate of a cathode material is furthest improved, and the cycle life of the battery is remarkably prolonged.