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5results about How to "Efficient and accurate operation" patented technology

A farmland tail water detention and reuse regulation system and method based on a zeolite ecological ditch

PendingCN122502027ARealize closed loop reuseincrease profit
The application discloses a farmland tail water storage and recycling regulation system and method based on a zeolite ecological ditch, and relates to the field of farmland drainage regulation. The system comprises: a field storage and drainage unit, which is used for preliminary storage of rainfall and farmland drainage by relying on the water storage capacity of the field ridge; a zeolite ecological ditch purification unit, which is used for adsorption, sedimentation and storage of farmland drainage by the zeolite ecological ditch, and discharge of purified tail water; wherein the addition ratio of zeolite in the zeolite ecological ditch is determined by a nitrogen removal rate gradient experiment; a tail water storage and recycling unit, which is used for temporary storage of the purified tail water and recycling of the purified tail water to the farmland; a monitoring unit, which is used for monitoring water environmental indexes in each part; and a control unit, which is used for controlling farmland drainage time, tail water storage time and tail water recycling time according to the water environmental indexes. The application realizes the recycling of farmland tail water, and improves the utilization rate and operation and control precision of farmland water resources.
Owner:HOHAI UNIV +1

Portable lead-acid battery disassembling equipment

The utility model relates to the technical field of battery recycling and disassembling, and discloses a portable lead-acid battery disassembling device which comprises a disassembling box, the bottom of the inner side of the disassembling box is fixedly connected with a turnover liquid discharging mechanism, the inner side of the disassembling box is fixedly connected with a pole piece disassembling mechanism, the turnover liquid discharging mechanism comprises a stand column, and the stand column is fixedly connected with the pole piece disassembling mechanism. The bottoms of the stand columns are fixedly connected to the bottom of the inner side of the dismounting box, a fixing shaft is fixedly connected to the close sides of the two stand columns, rotating blocks are rotationally connected to the outer sides of the fixing shafts of the stand columns, and a dismounting table is rotationally connected to the outer sides of the fixing shafts of the stand columns. According to the utility model, the L-shaped sliding block is pushed to slide on the sliding rail through the overturning driving cylinder, the rotating block is driven to rotate around the upright post fixing shaft, and then the dismounting table is overturned, so that the battery liquid automatically flows into the battery liquid pool to be collected, the battery liquid is efficiently discharged, the dangerous liquid can be prevented from being manually contacted, and the potential safety hazard caused by misoperation is prevented.
Owner:ZHEJIANG TIANNENG POWER SOURCE MATERIAL

A wear-resistant and high-toughness composite titanium-based cermet cutting tool

This utility model provides a wear-resistant and high-toughness composite titanium-based cermet cutting tool, relating to the field of metal cutting technology. It includes a tool head assembly, which comprises a titanium-based cermet base, a transition layer, and a composite wear-resistant coating. The composite wear-resistant coating is deposited on the surface of the tool head assembly by magnetron sputtering. The transition layer covers the outer side of the composite wear-resistant coating. The tool head assembly consists of a titanium-based cermet base, a transition layer, and a composite wear-resistant coating. The 8-12μm thick composite wear-resistant coating is applied to the surface by magnetron sputtering, effectively resisting wear and significantly extending the tool head's service life. The transition layer covers the outer side, enhancing the bonding force between the coating and the base, uniformly dispersing stress, and improving overall stability. The cutting edge on the outer side of the titanium-based cermet base has a reasonable angle design for efficient cutting. A locking groove below the base forms a tool clamping rod, providing a secure connection and facilitating installation and disassembly. This allows the tool head assembly to operate accurately and efficiently in various cutting operations, reducing maintenance costs and improving processing efficiency and product quality.
Owner:SUZHOU XINRUI NEW MATERIAL TECH CO LTD

An integrated device for triaxial test soil sample preparation

This invention provides an integrated device for preparing soil samples for triaxial testing, including a bottom component of a sample preparation mold. It addresses existing problems in triaxial sample preparation such as soil surface tilting, clay adhesion, uneven roughening, over-compaction, and sample disturbance during demolding. The core of the device includes a compaction mechanism, a bottom component of the sample preparation mold, a roughening device, and a demolding device. The compaction mechanism features a graduated compaction rod and sleeves of varying sizes with quick-tightening and locking airbag structures. A high-precision weighing sensor is embedded in the bottom of the mold. The roughening device is adapted to a telescopic bracket. The core compaction and roughening components are made of polytetrafluoroethylene (PTFE). The demolding device is adapted to a three-lobed mold. This device can precisely control the compaction thickness and soil sample uniformity, ensuring compaction smoothness and roughening consistency, avoiding clay adhesion and demolding disturbance, and significantly improving the accuracy and efficiency of triaxial sample preparation.
Owner:CHANGSHA UNIVERSITY OF SCIENCE AND TECHNOLOGY