13results about How to "Overcome damage" patented technology

The present invention belongs to the technical field of air purification, and discloses a port logistics dust suppression device, including a mounting shell, a plurality of guide grooves are equidistantly arranged on the left side of the mounting shell, a first through groove is arranged on the upper part of the left side of the mounting shell, a first filter screen is fixedly sleeved in the middle of the first through groove, a second through groove is arranged on the upper part of the right side of the mounting shell, a second filter screen is fixedly sleeved in the middle of the second through groove, and a partition is fixedly installed in the middle of the inner cavity of the mounting shell. The seawater filter belt carrying salt in the middle is heated by a drying mechanism, so that the seawater absorbed by it evaporates, and the dust wrapped in sea salt is crystallized on the surface of the filter belt and adsorbed on the surface of the filter belt, thereby solving the problem that in the process of placing and stacking existing port cargo, the moisture, salt and dust carried in the sea breeze are mixed and adhered to the surface of the cargo, causing corrosion on the cargo surface and adhesion of dirt and dust, resulting in damage to the cargo.

The utility model relates to a kind of multistage mixing extrusion device for foamed material, especially in the technical field of mixing processing equipment.It includes mixing box, feeding rod, helical blade, rotating motor, water tank, water pipe, discharge pipe, connecting piece, anti-blocking mechanism.The problem that the existing extrusion screw is easily damaged due to heating caused by long time high-speed rotation is overcome, and the current foamed material is easily blocked in the process of extrusion.

The utility model discloses an anti-seismic automation equipment rack which comprises a supporting frame, a T-shaped sliding groove is formed in the surface of the supporting frame, a first T-shaped sliding block and a second T-shaped sliding block are arranged in the T-shaped sliding groove in a sliding mode, a supporting plate is fixedly arranged on the top of the first T-shaped sliding block, an auxiliary plate is fixedly arranged on the top of the second T-shaped sliding block, and the supporting plate is fixedly arranged on the top of the second T-shaped sliding block. And a rotating screw rod is arranged in the auxiliary plate in a threaded manner. A rotating rod is driven to rotate through a rotating handle, a rectangular rotating block drives a rotating screw rod to rotate in a supporting seat, a supporting plate and an auxiliary plate move towards the end of a guide column and are limited through a first T-shaped sliding block and a second T-shaped sliding block, when the supporting plate slides out of the surface of the guide column, a damping spring can be replaced, and the damping spring can be replaced by rotating the screw rod to rotate. The supporting plates are inserted into the surfaces of the guide columns again, the positions of the damping springs can be limited, the situation that the damping springs are damaged and are difficult to replace is overcome, and the normal anti-seismic performance of the rack is guaranteed.

The present invention relates to the technical field of data transmission, and in particular to an industrial data acquisition and processing system based on wireless transmission technology, comprising: a data acquisition module for collecting industrial characteristic data; a data processing module for determining disguised data according to the industrial characteristic data, including a split component and a disguised component; a data transmission module for transmitting the industrial characteristic data to a target location, including a plurality of intermediate transmission nodes; a controller for determining the transmission location of the disguised data at the intermediate transmission node according to the data volume of the industrial characteristic data, determining the location stamp of the industrial characteristic data encryption according to the transmission location, and determining the type of the industrial characteristic data to be repaired according to the type loss ratio of the split industrial characteristic data. The present invention reduces the risk of data transmission by setting up sub-nodes to transmit data and disguising and encrypting the data.

The invention relates to the field of electric power, and discloses a multi-degree-of-freedom wave power generation device which comprises a turbine and two floating mechanisms, first bevel gears are symmetrically and fixedly mounted on the left side and the right side of the turbine, and the two floating mechanisms are symmetrically arranged on the left side and the right side of the turbine; and the two speed change mechanisms are symmetrically arranged at the bottoms of the two floating mechanisms correspondingly, each speed change mechanism comprises a second mounting shell, the second mounting shells are arranged on the bottom faces of the floating mechanisms, and a speed regulating mechanism is arranged on the side, close to the floating mechanisms, of an inner cavity of each second mounting shell. The transmission ratio of the speed adjusting mechanism to the transmission mechanism is automatically adjusted through the floating mechanism, kinetic energy increased by waves is converted into electric energy generated by the power generator to the maximum extent, and the problem that when the waves are too small, kinetic energy generated by rotation of a turbine of an existing power generation device is insufficient to push the power generator to rotate for power generation is solved. The problem that an existing power generation device cannot effectively convert kinetic energy of waves into electric energy generated by a power generator to the maximum extent is solved.

This invention relates to the field of overhead contact line electrified highway heavy trucks, and discloses an energy hub system including a pre-charging module, a first input regulator, a first bidirectional DC transformer, a second input regulator, and a second bidirectional DC transformer. A first end of the input side of the first input regulator is connected to a first output end of the overhead contact line, and the output side of the first input regulator is connected to the input side of the first bidirectional DC transformer. The output side of the first bidirectional DC transformer is connected to the pre-charging module. A first end of the input side of the second input regulator is connected to a second end of the input side of the first input regulator, and the second end of the input side of the second input regulator is connected to a second output end of the overhead contact line. The output side of the second input regulator is connected to the input side of the second bidirectional DC transformer, and the output side of the second bidirectional DC transformer is connected to the pre-charging module.

The invention relates to an optical element testing system, in particular to an optical element performance testing system and method based on ultralow-temperature high-vacuum coupling, and aims to solve the problem that an existing testing system cannot test the performance of an optical element while simulating an ultralow-temperature and ultrahigh-vacuum sequential coupling environment. Precision testing equipment is protected, and all-parameter and multi-attitude stable and accurate testing of the optical element is achieved. The system comprises a testing container and a tested container which are communicated with each other, and a high-reflectivity one-way film evaporation container is arranged in the testing container and used for slowing down temperature and pressure sudden change during vacuumizing so as to protect internal testing equipment; a contact type optical element clamping cold box is arranged in the tested container, is connected with the optical element through a flexible cold chain, and is matched with a liquid nitrogen / gas nitrogen system to realize proportional temperature regulation. The device can safely and truly simulate the extreme environment of a spaceflight deep space, and achieves the stable and accurate testing of all parameters and multiple attitudes of the optical element.

The invention belongs to the technical field of regenerated cotton production, and particularly relates to a traction type regenerated cotton opening device and an opening method thereof. A lower cover plate is arranged below the licker-in, a cotton feeding plate is arranged at one end of the lower cover plate, a cotton feeding roller is arranged on the cotton feeding plate in a matched mode, a carding needle plate is arranged on the lower cover plate, a needle row is arranged on the carding needle plate, and the needle row is fixed to a fixing frame through a fixing bolt. The carding needle plate and the licker-in are combined, secondary opening on yarn or cloth by one opening unit is achieved, the problem that opening is not thorough is solved, secondary opening is softer than primary opening, the effect is better, fiber damage is small, the length of regenerated cotton fibers can be increased, and regenerated cotton is wider in application range and more valuable.

The invention discloses a precast pile end carrier ramming and expanding device and method. The precast pile end carrier ramming and expanding device comprises a precast pile, a feeding guide device used for feeding a mixture into the precast pile, a bottom guide protection pile tip fixed to the bottom of the precast pile and a ramming and expanding rod used for extruding the mixture. The bottom of the ramming and expanding rod is conical; guide pipes extending into the precast pile are formed on the feeding guide device and the bottom guide protection pile tip, and a plurality of extrusion holes are further formed in the side wall of the bottom guide protection pile tip. The operation of driving the precast pile into the soil body and ramming and expanding the bearing layer at the pile end to form the carrier can be realized by adopting one set of equipment, so that the equipment is simplified, materials are saved, the construction period is shortened, the damage to the pile body in the ramming and expanding process can be avoided, the pile body is re-driven after the carrier construction is finished, the hammer recovery standard is reached, and the construction efficiency is improved. And the pile forming quality of the pile is greatly improved, the risk of pile end settlement is further reduced, and the good anti-pulling performance is achieved.

The application relates to a crashproof and pressure-adjustable grinding and polishing integrated machine, which comprises a machine shell, a grinding and polishing disc and a grinding and polishing head. The grinding and polishing disc is arranged on the table top of the machine shell, and a motor a for driving the grinding and polishing disc to rotate is arranged in the machine shell. A pair of arm plates on the machine shell are provided with a screw transmission mechanism matched with a motor b to drive a first sliding base to move left and right. The first sliding base is provided with a connecting seat, and the connecting seat is provided with a screw transmission mechanism matched with a motor c to drive a second sliding base to move up and down. The second sliding base is provided with an assembling seat carrying a motor d. The shaft end of the motor d is matched with a rotating shaft, and the rotating shaft is matched with a buffer assembly. The lower part of the buffer assembly is matched with the grinding and polishing head. The buffer assembly comprises a spring arranged in the vertical direction in the axial direction, so that the buffer assembly can give the grinding and polishing head a buffer in the vertical direction. The patent improves the existing ceramic grinding and polishing machine, and solves the problem that the hard contact relationship between the grinding and polishing head and the ceramic workpiece is easy to cause damage to the ceramic workpiece during the processing of the ceramic workpiece.

This invention relates to the field of laser sintering equipment technology, and particularly to a laser sintering forming machine, comprising a processing box with a rotatable cover on its side; a first cubic support frame fixed inside the processing box for supporting the processing box; a second cubic support frame fixed inside the processing box and located on one side of the first cubic support frame, also for supporting the processing box; and a processing table assembly. The laser sintering forming machine provided by this invention has two cubic support frames, namely the first cubic support frame and the second cubic support frame, arranged inside the processing box to form a frame structure. The processing table assembly, the printhead printing mechanism, and the laser sintering mechanism are then arranged within the two cubic support frames, resulting in a higher quality microstructure, improved vibration resistance, and reduced vibration during use.

The utility model relates to the field of municipal construction fences, in particular to a municipal construction fence with an anti-collision effect. The technical problems that an existing fence is prone to deformation or damage when being impacted due to accidents, when the fence is damaged, the fence needs to be replaced, time needed for replacement is wasted, the service life of the fence is shortened, the construction progress is delayed due to replacement of the damaged fence, engineering delay is caused, and the construction cost is reduced are solved. And manpower and material resources are wasted. According to the technical scheme, the municipal construction fence with the anti-collision effect comprises a stand column assembly, a sound absorption assembly, a supporting assembly, a buffering assembly, a friction assembly and a speed reduction assembly. According to the municipal construction fence, the municipal construction fence comprises the double-side fixed stand columns, the warning lamp devices are arranged at the upper ends of the stand columns, the fixing and supporting effects are achieved, meanwhile, the warning effect is achieved, and the buffering and damping devices are arranged at the front ends of the double-side stand columns.

The invention relates to the field of photovoltaic air conditioner control, in particular to a photovoltaic air conditioner with a substrate protection function, comprising: a heat dissipation unit for dissipating heat generated by operation of an air conditioner host to outdoor air, the heat dissipation unit comprising a heat dissipation motor and a first temperature sensor; the photovoltaic power generation unit comprises a photovoltaic substrate and a second temperature sensor; the energy storage unit is used for storing the electric energy; the power grid interaction unit is used for determining the energy storage electric quantity proportion of the energy storage unit according to the air temperature around the photovoltaic substrate and the power generation efficiency of the photovoltaic substrate; and the compensation control unit is used for judging whether to start a power grid to compensate the voltage of the air conditioner or not according to the power generation efficiency of the photovoltaic substrate and the fluctuation amplitude of the photovoltaic power generation voltage, and determining whether to adjust the rotating speed of the heat dissipation motor or not according to the temperature of the air around the photovoltaic substrate and the heat dissipation temperature of the heat dissipation motor. According to the invention, reasonable distribution of electric energy is realized, and the operation stability of the photovoltaic air conditioner is improved.