12results about How to "Reduce load weight" patented technology

The invention discloses a reinforced concrete arch bridge steel arch hoisting device and a using method thereof.The reinforced concrete arch bridge steel arch hoisting device comprises a fixing base, an adjusting motor is installed in the upper end of the fixing base, a gear is arranged on an output shaft of the adjusting motor, a fluted disc is connected to one side of the gear, and a bearing disc is fixed to the fluted disc; a counterweight groove is formed in one side wall of the bearing disc, an electromagnet of an L-shaped structure is arranged on the inner wall of the counterweight groove, multiple sets of counterweight blocks are arranged below the counterweight groove and distributed along the rotating path of the bearing disc, a bearing plate is arranged below the counterweight blocks, and an electric push rod is fixed to the bottom end of the bearing plate. The device has the beneficial effects that the proper balancing weight can be selected according to the weight of hoisted goods, the load weight is reduced on the premise that hoisting safety is guaranteed, the device is prevented from running at high power all the time, the energy consumption of the device is reduced, and the use performance is high.

The invention discloses a full-automatic silicon carbide module plastic packaging system, and belongs to the field of semiconductor production equipment. The plastic packaging system comprises a material frame feeding device, a material frame discharging device, a material frame transferring device, a frame feeding device, a material feeding device, a preheating device, a hot pressing device and a cutting discharging device, and the frame feeding device, the material feeding device, the hot pressing device and the cutting discharging device are distributed along a first transverse path. The material frame transferring device extends along a second transverse path, the second transverse path is arranged on the lateral position of the first transverse path, and the material frame feeding device and the material frame discharging device are installed on the material frame transferring device. The material frame transferring device is used for driving the material frame feeding device and the material frame discharging device to move between the second transverse path and the first transverse path. The problems that in the prior art, the space above a frame conveying device and a material conveying device is small, and adjustment and maintenance of a plastic packaging system are not facilitated are solved, and the plastic packaging system can meet the production requirement of the silicon carbide module.

The invention relates to the technical field of battery pack installation, and provides a new energy automobile battery installation structure and method.The new energy automobile battery installation structure comprises an installed battery pack and an installation base fixed to an automobile chassis and located above the battery pack, and further comprises a connecting base forming a damping platform and internally provided with a damping cavity; the plurality of connecting seats are distributed outside the battery pack and are positioned right below the mounting seat; the locking part is arranged on the locking part and is used for quickly limiting or separating the movable part from the mounting seat in an eccentric rotation manner; the connecting seat, the movable part and the locking part are sequentially arranged at the joint of the battery pack and the mounting seat, the connecting seat is detachable so that the movable part can be conveniently assembled, overhauled and the like, the movable part is detachable so that the movable part can be conveniently overhauled and replaced, and the locking part fixes the movable part and the mounting seat in a threaded mode, so that the structure is simple and reliable; a movable space is reserved between the connecting seat and the movable part, and a damping sheet is arranged, so that a damping effect can be formed between the battery pack and the chassis.

A photoelectric conversion element includes a photoelectric conversion portion, a first infrared emission layer that is formed on the photoelectric conversion portion and includes a first material selected from one or more of Y2O3, HfO2, and ZrO2, and a second infrared emission layer that is formed on the first infrared emission layer and includes a second material selected from SiO2 or Al2O3.

A mini CNC machine tool for panel automatic loading and unloading processing includes a frame, a material box device, a positioning fixture, a dual-spindle machine head and a loading and unloading manipulator. The invention has a compact structure; fully utilizes the internal space of the machine tool, reduces the size of the machine tool through reasonable layout and structural design; can effectively reduce the stroke of the loading and unloading manipulator during loading and unloading, improve processing efficiency; can effectively reduce costs, and is more economical.

According to the ornithopter reconnaissance system disclosed by the invention, a lightweight dual-light pod is adopted, so that the reconnaissance capability is enhanced compared with a traditional pod while the load weight of a ornithopter flying robot is reduced; the three-axis pod adapting to the motion form of the flapping-wing flying robot is adopted, so that jitter of a reconnaissance video during flying of the flapping-wing flying robot is greatly improved; a pod reconnaissance system combining long and short focuses is adopted, so that the accurate searching capability is improved; algorithms of airborne target detection, recognition, tracking and the like are integrated, and the problem that a small-sized flapping-wing flying robot cannot carry out airborne reconnaissance video real-time processing is solved; by adopting the cluster reconnaissance method, the target positioning precision is improved, and accurate target positioning and cooperative reconnaissance capability can be realized.

The present invention discloses a mobile base type magnetic wheel speed regulator, including a pedestal, a driving motor and a magnetic wheel transmission mechanism, wherein a lifting member is arranged on the pedestal, a transmission member is arranged on the first vertical frame, and the driving motor acts on the magnetic wheel transmission mechanism through the transmission member; a pneumatic rod is installed on the equipment frame, a pressure plate is movably arranged in the groove, a bending frame is fixedly arranged at the bottom of the sliding frame, and a compression structure and a parallel linkage member are also arranged in the square frame. In the present invention, firstly, by reducing the load weight of the lifting member, it is ensured that it can achieve a long-term stable supporting effect, and since the bottom of the sliding frame can be stably supported, the accuracy of the speed regulation of the magnetic coupling is guaranteed; secondly, during the adjustment process, since the sliding frame moves along the roller, the friction resistance to the sliding frame with a heavier load is reduced, and the wear on the bottom of the sliding frame is reduced, thereby further ensuring the accuracy of the speed regulation of the magnetic wheel speed regulator.

The invention discloses a movable base type magnetic wheel speed regulator which comprises a pedestal, a driving motor and a magnetic wheel transmission mechanism, a lifting part is arranged on the pedestal, a transmission part is arranged on a first vertical frame, and the driving motor acts on the magnetic wheel transmission mechanism through the transmission part; a pneumatic rod is installed on the equipment frame, a pressing plate is movably arranged in the groove, a bending frame is fixedly arranged at the bottom of the sliding connection frame, and a pressing structure and a parallel linkage piece are further arranged in the square frame. In the invention, firstly, the load weight of the lifting part is reduced to ensure that the lifting part can realize a long-term stable supporting effect, and the bottom of the sliding connection frame can be stably supported, so that the speed regulation accuracy of the magnetic coupling is ensured, and secondly, in the regulation process, the sliding connection frame moves along the rollers, so that the speed regulation accuracy is improved. Therefore, the friction resistance to the sliding connection frame with heavy load is reduced, the abrasion to the bottom of the sliding connection frame is reduced, and the speed regulation accuracy of the magnetic wheel speed regulator is further guaranteed.

The invention relates to a bag holder, in particular to a four-connecting-rod tilt cylinder bag opening type bag holder. A first lifting assembly and a second lifting assembly in the bag clamping device are oppositely arranged on the two sides of a main frame, each of the first lifting assembly and the second lifting assembly comprises a first linear driving piece and a four-connecting-rod mechanism, and a tailstock of each first linear driving piece is hinged to the upper end of the main frame through the corresponding four-connecting-rod mechanism; the first bag opening rod and the second bag opening rod are arranged on the two sides of the front protection plate and the rear protection plate and installed at the output ends of the first linear driving pieces in the first lifting assembly and the second lifting assembly correspondingly. The first bag opening assembly and the second bag opening assembly are arranged on the sides, away from each other, of the front protection plate and the rear protection plate correspondingly, and the mounting ends of the first bag opening assembly and the second bag opening assembly are hinged to the front protection plate and the rear protection plate correspondingly. The two output ends of the first bag opening assembly and the two output ends of the second bag opening assembly are hinged to first linear driving piece front bases in the first lifting assembly and the second lifting assembly respectively. The load weight of the output end of the first linear driving part is greatly reduced, and the structure is greatly simplified.

The embodiment of the invention discloses an unmanned aerial vehicle detection method and device, equipment and a medium. The method comprises the following steps: acquiring original audio data generated when an unmanned aerial vehicle works in a transformer substation; performing transformation processing on the original audio data to obtain transformed audio data; inputting the converted audio data into a sound generator to generate pseudo audio data; determining first audio data according to the pseudo audio data and the converted audio data; determining an unauthenticated unmanned aerial vehicle according to the first audio data and a set audio database; wherein the set audio database is determined based on a passive audio generator, and the set audio database comprises authentication audio data for authenticating the unmanned aerial vehicle. According to the technical scheme, the non-certified unmanned aerial vehicle is recognized through the audio data generated by the passive audio generator, the detection efficiency of the non-certified unmanned aerial vehicle is improved, battery endurance is not needed by utilizing the passive audio generator, and the load weight is greatly reduced.

The utility model relates to the field of inspection robot power supply, concretely relates to a kind of intrinsic safety type inspection robot lithium battery multipath parallel driving walking structure, including four brushless motors connected with four wheels respectively, the brushless motor all adopt intrinsic safety type, battery pack for its separate power supply is equipped on each brushless motor, the intrinsic safety type inspection robot lithium battery multipath parallel driving walking structure, by the parallel power supply mode of intrinsic safety type lithium battery, 4 intrinsic safety type brushless motor driving of intrinsic safety type inspection robot is driven, realize the intrinsic safety driving design of inspection robot, lighten the robot load weight, improve the cruising ability. Parallel driving walking control structure is powered by 5-way intrinsic safety lithium battery, lithium battery is designed as Ex ib I Mb explosion-proof grade, wherein 4-way is respectively powered to four driving wheels, 1-way is powered to control host computer. After parallel connection of each lithium battery, double overcurrent overvoltage charge-discharge protection of ib grade is realized after battery protection circuit.

The invention provides a rock mass-soil-plant-microorganism side slope ecological restoration system and a construction method, and is characterized in that a multi-stage slope cutting ridge platform is arranged on a rock mass side slope for unloading, a longitudinal drainage ditch is arranged at the ridge platform for dredging and collecting water, washing of nutrient soil in a geocell is reduced, and the load weight of the geocell is reduced; grouting anchor rods are arranged, the earthwork standard rooms are tensioned and fixed through anchor rod-tie bar-cross-shaped clamping bars, and the adjacent earthwork standard rooms are connected through U-shaped steel bar nails. A soil-plant-microorganism integrated matrix is sprayed and seeded on the surface of the geocell, the plant survival rate and the growth speed are increased through plant-microorganism interaction, and the original plant community structure and the ecological system function are rapidly recovered.