14results about How to "Increase use" patented technology

The application discloses a kind of safety belt electric cleaning device for electrical equipment, it is related to electromechanical equipment technical field, technical scheme is, including insulating shell, insulating rope, insulating support rod, multiple insulating balls are fixedly installed on the insulating rope, recycling passage, communication passage, air injection passage, sponge barrel are equipped in the inside of insulating shell, the inside of sponge barrel is equipped with multiple evenly distributed annular protrusions, six struts are further equipped in the inside of sponge barrel and are arranged according to annular array with sponge barrel as center, fixed end cap is fixedly connected to one end of the strut, movable end cap is installed to the other end of the strut, dirt on the surface of electrical equipment is dissolved by cleaning fluid and is carried away by insulating rope and insulating ball, avoid dirt and insulating cleaning fluid to splash to the surface of electrical equipment around, all the devices are made of insulating material, can be charged cleaning to electrical equipment.

The application relates to a modified polyimide pipe and a preparation method and application thereof. The preparation method of the modified polyimide pipe comprises the following steps: modifying graphite oxide powder with an organic amine to obtain graphite oxide powder with amino groups; modifying the graphite oxide powder with amino groups with a silane coupling agent and / or a dianhydride to prepare modified graphite oxide powder; mixing the modified graphite oxide powder with a polyamide acid solution to prepare a mixed solution; coating a core material with the mixed solution, then performing imidization reaction and core extraction to prepare the modified polyimide pipe. The preparation method of the modified polyimide pipe can improve the mechanical properties and lubricating properties of the polyimide, and the outer surface is smooth.

The wastewater recycling system comprises a water storage tank and a booster pump, a water inlet of the water storage tank is connected with the direct water dispenser through a wastewater pipe, a water outlet of the water storage tank is connected with a water outlet pipe, the booster pump is arranged on the water outlet pipe, and a three-way valve is arranged at the outlet end of the booster pump. A first end of the three-way valve is communicated with a water outlet of the water storage tank through a water outlet pipe, a second end of the three-way valve is connected with a ground water device through a first water outlet branch pipe, a third end of the three-way valve is connected with a basement water device through a second water outlet branch pipe, and a power input end of the booster pump is connected with a power source through a remote switch module. Waste water in the water storage tank can be used in a split mode, the purposes of the waste water can be distributed and expanded according to needs, the waste water utilization rate is increased, water is saved, an intelligent terminal can be adopted to remotely control starting and stopping of work of the booster pump, work information of the booster pump can be collected, the automation performance is high, labor input is reduced, and waste water recycling operation is simplified.

The utility model provides an automatic wood feeding machine, belongs to the technical field of wood feeding machines, and solves the technical problems that an existing wood feeding device is generally poor in structural stability, insufficient in motion control precision, difficult to achieve multi-component cooperative motion, low in production efficiency and the like. Comprising a rack assembly, a driving assembly, a first step feeding assembly arranged in an inclined mode and a second step feeding assembly arranged in an inclined mode, the driving assembly is arranged on the rack assembly, and the first step feeding assembly and the second step feeding assembly are arranged in a staggered mode; the first stepped feeding assembly and the second stepped feeding assembly are arranged on the rack assembly in a sliding mode in the same inclined direction, and the driving assembly is located below the first stepped feeding assembly and the second stepped feeding assembly and is in transmission connection with the first stepped feeding assembly and the second stepped feeding assembly. The wood feeding device is stable in supporting and accurate and coordinated in transmission, the wood feeding efficiency is improved, and diversified production requirements can be met.

The utility model relates to the technical field of folding unmanned aerial vehicles, in particular to a portable folding multipurpose unmanned aerial vehicle. Comprising a machine body, a control cabin detachably connected with one end of the machine body and a plurality of folding catapult arms rotationally connected with the machine body, and the other end of the machine body is detachably connected with a functional cabin; an engine arm connecting part, a battery box and a functional cabin connecting part are sequentially arranged in the engine body and are coaxially and sequentially connected; the folding catapulting machine arm comprises a machine arm rod, and the machine arm rod is rotationally connected to the machine arm connecting part through a catapulting assembly. And one end, connected with the functional cabin connecting part, of the battery box is coaxially provided with a rotating motor capable of locking the folding catapult arm or releasing the folding catapult arm. The folding catapult arms are matched with the catapult assembly to facilitate contraction and release of the folding catapult arms, the function cabin can increase the purposes of the unmanned aerial vehicle, battery replacement is conducted from one side of the function cabin, and it is not needed to replace batteries from the side of the control cabin like a traditional mode.

The application provides an API monitoring method and device in an energy internet marketing service system and a storage medium, the method comprising: acquiring all APIs that can be called in the energy internet marketing service system, and constructing a two-dimensional dependency matrix based on the dependency relationship of the APIs; monitoring the calling of all the APIs, and generating a calling record for each calling; generating an API calling heat map based on the calling records of all the APIs, and marking the average value of the calling response time of each API in the API calling heat map; determining a bottleneck API affecting the performance of the energy internet marketing service system based on the two-dimensional dependency matrix and the API calling heat map, and processing the bottleneck API. The application determines the bottleneck API affecting the performance of the energy internet marketing service system based on the two-dimensional dependency matrix and the API calling heat map, solves the problem that the calculation resource for determining the bottleneck API is large and the accuracy is not high, and thus the system performance can be recovered as soon as possible.

The utility model discloses an electric power overhaul safety protector which comprises a safety protector body, a telescopic sound-light alarm device is arranged in the safety protector body, and a first reminding structure is arranged on the front face of the safety protector body. Second reminding structures are arranged on the portions, on the upper side and the lower side of the first reminding structure, of the safety protector body, a tool groove is formed in the portion, on the back of the first reminding structure, of the safety protector body, and first telescopic handrail mechanisms are arranged on the two sides of the safety protector body; and the end part, far away from the safety protector main body, of the first telescopic handrail mechanism is connected with a second telescopic handrail mechanism. The safety protector has the advantages of warning non-staff and guaranteeing the safety of the staff.

The embodiment of the application belongs to the technical field of packaging bags, and relates to a food packaging bag, which comprises an outer bag and an inner bag. The outer bag is a breathable bag, and the inner bag is a sealed bag. The inner bag is arranged in the outer bag and detachably connected with the outer bag through a first connecting structure. The technical scheme provided by the application can help better realize food preservation.

The application relates to an intelligent reflector surface phase shift optimization method and system based on unsupervised learning, belonging to the field of communication technology. A base station, a user and an intelligent reflector surface are included. The direct link between the base station and the user is blocked. The input data is indirect cascade channel state information. The data preprocessing step is to convert a one-dimensional channel state information vector into a two-dimensional complex matrix, split the real part and the imaginary part, and additionally add an absolute value part to form three-channel data as the input of a neural network. The whole network is composed of two convolution-attention blocks, a flattening layer and multiple fully connected layers. The attention mechanism selects a squeeze-and-excitation networks network. The model adopts an unsupervised learning method without labels. The loss function is defined as the negative value of the spectral efficiency. Considering that the output of the network needs to meet the phase shift constraint of the IRS, a penalty term is additionally added in the loss function to limit the output. The application has high calculation efficiency, and the phase shift optimization result has certain reference value.

This invention relates to the field of organic synthesis technology, specifically to an iodinated fatty acid ester, its preparation method, and its applications. The preparation method involves carrying out an iodination reaction of an unsaturated fatty acid ester in a mixed system of triphenylphosphine and elemental iodine. The preparation method of this invention is efficient, controllable, highly selective, and capable of generating stable iodinated fatty acid esters, thus expanding the application fields of iodinated polyunsaturated fatty acids.

This invention discloses a baiting method for placing bait and a method for quantifying the absolute rodent density in farmland based on the bait positivity rate and the number of rodents caught by fence traps. The baiting method includes the following steps: A trap-based feeding system (TBS) is deployed in the sample plot. Starting from the fence of the TBS, double rows of 5m x 5m wax blocks are arranged, with each row of wax blocks 180m long and 4cm above the ground. The bait is placed for at least 4 days, and fresh bait is replaced daily. Multiple quadrats are evenly divided at equal intervals along the wax block baiting line, centered on the TBS. Daily checks are conducted to record whether the wax blocks in each quadrat are eaten and the weight of the replaced wax blocks eaten. The bait positivity rate is calculated, the number of rodents caught by the TBS is recorded, and the original rodent density D of the target sample plot is calculated using a formula. R This invention accurately quantifies the absolute rodent density within a sample plot, providing a reliable means for precise prediction and forecasting of rodent infestations in farmland.

The application discloses a roadway repairing machine and relates to the technical field of coal mines.The roadway repairing machine comprises a base, a support, a walking assembly, a first lifting driving element, an anchor breaking assembly and a gangue breaking assembly.The support is arranged on the base in a lifting manner to support the roof of the roadway.The walking assembly is arranged on the two sides of the base and can drive the roadway repairing machine to move.The first lifting driving element is arranged on the base and can drive the walking assembly to lift.The anchor breaking assembly is arranged on the support and can break the anchor of the roof of the roadway.The gangue breaking assembly is arranged on the base and can break the coal gangue.The roadway repairing machine simultaneously integrates the gangue breaking assembly and the anchor breaking assembly, so that the manpower is saved, the efficiency and safety of the roadway repairing of the coal mine are improved, the support can support the roof of the roadway in a lifting manner, the support plays a supporting role, and the functionality of the roadway repairing machine is enriched.

This invention provides a switched-capacitor converter and power conversion system, relating to the technical field of integrated circuits. The switched-capacitor converter includes an input terminal, a conversion module, and an output terminal connected in sequence. The conversion module includes a first capacitor branch, a second capacitor branch, and an interleaved cascaded structure connecting the first and second capacitor branches. The first and second capacitor branches each include a predetermined number of capacitors and switching transistors. The interleaved cascaded structure includes a predetermined number of switching transistors. The output terminal includes a first output port connected to the interleaved cascaded structure and a second output port connected to the first and second capacitor branches. The switched-capacitor converter and power conversion system provided by this invention can achieve dual outputs of the switched-capacitor converter, reduce the number of switching transistors and capacitors, and be compatible with multiple operating modes, which helps to meet the needs of miniaturization and cost reduction, thereby contributing to the widespread use of switched-capacitor converters.

This utility model relates to the field of reclosing switch technology, specifically a reclosing switch. The utility model includes a housing, a control panel mounted on the front surface of the housing, and a back plate connected to the back of the housing by screws. An installation compartment is formed on the front surface of the housing, and an operating mechanism and a DC motor are housed inside the installation compartment. An installation plate is fixedly mounted inside the housing near the lower part, and a collection module is mounted on the upper surface of the installation plate. A current transformer is installed at the bottom of the collection module. The operating mechanism includes a trigger spring and a connecting plate. This utility model reduces the overall size of the reclosing switch by using a DC motor instead of the traditional large-volume AC motor, thus forming a reclosing switch that conforms to power grid development and can be widely used. Furthermore, by using a specific collection module to supply current transformers for installation, the overall size of the reclosing switch is reduced while maintaining metering functionality.