8results about How to "Good performance" patented technology

The application discloses a kind of multi-modal meme graph sentiment detection methods, the present application has carried out fine data preprocessing work to meme graph data, and with VL-BERT, UNITER, Villa these 3 kinds of multi-modal pre-training model as foundation, through input entity, character feature information, introduce the loss function and classification head of improvement hierarchical multi-label classification by introducing adversarial training, multi-modal pre-training model has been improved.The improved model has good effect on meme graph sentiment detection task and sentiment type fine classification task, and the performance exceeds all multi-modal basic classification models and its improved version in the experiment.

The application relates to a rolling bearing domain adaptive fault diagnosis method based on an attention mechanism. Collected rolling bearing vibration monitoring signals are extracted to deep fault features by a one-dimensional separable convolution and embedded channel attention mechanism and length attention mechanism feature extractor; a local attention domain adaptive module and a global attention domain adaptive module are constructed to screen signals and signal segments with good migratability, so that the generalization ability of the model is improved, the model can better cope with the variable working condition fault diagnosis problem; compared with a migration learning intelligent fault diagnosis algorithm, the algorithm considers that different signals and signal segments have different migratability, and the model has improved explainability; experiments on various bearing vibration data verify that the algorithm has good performance stability and can still have excellent diagnosis results under various working condition change conditions.

The utility model discloses a mold forming device for manufacturing a high-performance novel polymer fiber pipe, relates to the technical field of fiber pipes, and solves the problems that if a driving mechanism cannot stably and effectively clamp a mold main body with large outer diameter difference, frequent replacement of an adaptive mechanism is long in time consumption in production efficiency, the production rhythm is slowed down, the productivity is greatly reduced, and the production cost is reduced. In order to solve the problems that in the aspect of product quality, due to the fact that a mold rotates easily to deviate and shake, fiber adsorption is uneven, the product quality is uneven, and the defective rate is violently increased, a supporting frame is included, a clamping mechanism comprises an inner ring and a notch, a clamping plate is fixedly installed at one end of a spring, and a gear ring is fixedly installed on the outer side of the inner ring. And the clamping plate effectively clamps the die main body with large outer diameter difference under the action of elastic force through the springs mounted on one side of the clamping plate, so that the problems of long time consumption and slow production rhythm caused by frequent replacement of the adaptive mechanism in production efficiency are solved, and the production fluency and efficiency are improved.

The utility model belongs to the technical field of LED display screens, and discloses a planar water drop LED display screen module which comprises a shell, the longitudinal section of the shell is in a water drop shape, the shell is connected with a power source installation plate and a system plate, the shell is detachably connected with a lamp panel, the lamp panel is electrically connected with the power source installation plate and the system plate, and the shell is connected with a first installation shell and a second installation shell. The first mounting shell is connected with a first spring, the other end of the first spring is connected with an insertion block, the insertion block is slidably connected with the first mounting shell, the shell is provided with a first insertion hole and a second insertion hole, the first insertion hole and the second insertion hole are matched with the insertion block, the insertion block is provided with a hidden groove, the inner wall of the hidden groove is connected with a second spring, the other end of the second spring is connected with a clamping block, and the clamping block is slidably connected with the hidden groove. The second mounting shell is connected with a third spring, the other end of the third spring is connected with an extrusion plate, and the extrusion plate is slidably connected with the second mounting shell. The utility model can bring strong visual impact to people, is more artistic and modern, and can better meet the pursuit of people for personalized visual experience.

The utility model discloses a continuous casting spray gun atomized water spraying effect off-line detection device, and relates to the spray gun performance detection field, the continuous casting spray gun atomized water spraying effect off-line detection device comprises an operation table and a fixing plate, the upper end of the operation table is fixedly connected with a first support plate, and the first support plate is internally provided with a water inlet pipe; compared with the prior art, the spray gun testing device has the advantages that the actual operation working condition of the spray gun can be simulated through the water inlet pipe, the air inlet pipe, the first connecting pipe, the second connecting pipe and the like, so that judgment can be performed according to the atomization taper, coverage uniformity and the like of water mist, and quality defects caused by non-uniform cooling or local supercooling are effectively avoided; meanwhile, it can be ensured that the spray gun reaches the optimal performance state before being put into use officially; the movable plate can move circularly through the electric push rod, the connecting base, the guide rod and other assemblies, so that the blocking cover is cleaned, the observation blind area caused by water stain shielding is effectively avoided, and meanwhile the definition and reliability of real-time observation can be improved.

The utility model discloses a kind of micro plunger pumps, comprising: pump body, cylindrical coil, movable core in the axis of cylindrical coil, water inlet pipe and water outlet pipe, valve port is opened in water outlet pipe, check valve assembly is provided at the outlet of valve port and is matched with movable core, to control the on-off of valve port, it is characterized in that, check valve assembly includes the check valve plug made of elastomer material and the cylindrical check valve seat made of metal or polyformaldehyde, elastic component and check valve support seat, check valve seat is installed at the outlet of valve port, the top of check valve seat is provided with the first through-hole corresponding with valve port, elastic component is installed at the end of check valve plug and is matched with check valve support seat to make the arc surface of check valve plug and the outlet of first through-hole abut, the check valve plug made of elastomer material and the cylindrical check valve seat made of metal or polyformaldehyde, not easy to occur chemical reaction, can effectively solve the problem of check valve plug and valve port adhesion.

The utility model discloses an underwater sealed connector, including male end connector and female end connector, male end connector includes first casing, a plurality of contact pins, support framework, sealing element and elastic part, a plurality of contact pins are fixed on the base in first casing, and the outside of contact pin is wrapped with insulating part, and the insulating part is provided with opening to expose the contact of contact pin The part, a plurality of through -holes corresponding to a plurality of contact pins are set up on the support framework, and one end of elastic part is in abutment with the base, and the other end is in abutment with the support framework, and sealing element is in abutment with insulating part to seal the contact part, female end connector includes second casing and a plurality of located in the plug -in end of second casing's insertion slot, and a plurality of insertion slots are set up with contact pin one -one correspondence. The utility model solves the problem that the needle type plug of underwater sealed connector lacks protection when the underwater equipment is maintained currently.

The application discloses a preparation method of sunflower seed protein powder based on dry separation. The method combines subcritical extraction, drying treatment, fine crushing, screening and airflow classification technology to efficiently prepare sunflower seed protein powder with high natural functional property retention rate. The specific steps include: firstly, finely crushing selected sunflower seeds to obtain sunflower seed coarse powder, then using subcritical extraction technology to defat the sunflower seed coarse powder to obtain sunflower seed meal; then, fine crushing the sunflower seed meal and drying treatment to adjust the moisture content; then, the crushed product after drying treatment is preliminarily screened through a vibrating screen; then, the undersize components obtained by screening are separated through an airflow classifier, and finally, sunflower seed protein powder is successfully prepared. The application takes dry separation technology as the core to prepare sunflower seed protein powder, and has high protein content and extraction rate. Compared with the traditional wet method, the method is simple in process and low in cost, can effectively reduce protein denaturation and environmental pollution, and is more conducive to retaining the natural functional properties of sunflower seed protein.