29results about How to "Overcome problems" patented technology

The invention relates to a high-purity isopropanol purification method based on modified resin, which comprises the following steps: adding activated carbon into an isopropanol mixed solution, decolorizing the isopropanol mixed solution, carrying out primary impurity adsorption, and removing particulate matters and macromolecular impurities meeting activated carbon adsorption conditions in the isopropanol mixed solution. The method comprises the following steps: carrying out primary dehydration through a 4A molecular sieve, adding hydrogen-type strong-acid cation exchange resin and hydrogen-oxygen type strong-base anion exchange resin into an isopropanol mixed solution, and removing positive ions and negative ions in the isopropanol mixed solution; the macroporous alkalescence anion exchange resin of the styrene-divinylbenzene copolymer is added, so that the content of residual acid and alkali is lower than 10ppb. The ionic liquid is fixed on hydrogen type strong-acid cation exchange resin and hydrogen-oxygen type strong-base anion exchange resin, and alcohol, ketone and organic acid impurities are removed. And carrying out fractional rectification on the isopropanol mixed solution, and removing light and heavy components to obtain isopropanol with the purity not lower than 99.999%.

The invention provides a light guide structure, a lighting device and a motor vehicle, the light guide structure comprises a first light guide sub-part and a second light guide sub-part, and the first light guide sub-part and the second light guide sub-part are mutually connected together. Wherein the first photoconductor part comprises a polycarbonate material, and the second photoconductor part comprises a polymethyl methacrylate material.

The invention provides a lamp strip assembly. The lamp strip assembly comprises a flexible circuit board; the plurality of light sources are electrically connected to the flexible circuit board and are arranged at intervals along the extension direction of the flexible circuit board; the optical structure comprises a first end, a second end, a light emitting part and a side part, the light emitting part and the side part extend from the first end to the second end in the extending direction, the side part is connected with the light emitting part, and the flexible circuit board and the light sources are located in the optical structure; the light emitting part is used for emitting light rays emitted by the plurality of light sources, and an opening is formed in the side part; and an electrical connection portion extending from an interior of the optical structure to an exterior of the optical structure through the opening.

The present invention provides a sonfenib or donafenib (TKI) oral preparation, comprising a TKI molecular-level mixture and self-assembled polymer materials. The present application also provides an application of the TKI oral preparation. The two self-assembled polymer materials in the TKI oral preparation provided by the present application perform coordinated regulation with TKI guest molecules to reduce premature degradation or efflux of a drug caused by CYP3A4 / A5, CYP2D6, CYP2C8 or P-gp of P450 enzymes in epithelial cells of the gastrointestinal tract mucosa during an absorption process of the oral preparation, and reduce decreased absorption caused by rapid packing after the drug is quickly dissolved out of a molecular-level composition. Therefore, the oral preparation can achieve the same curative effect at a lower dose, features lower Cmax and AUC0-t variations, reduces of the risk of being non-effective or toxic, and would not be affected by food; in addition, the oral preparation significantly reduces dose-related side effects, improves patient compliance, and has good physical and chemical stability.

A novel projection system includes first and second light sources (e.g., sets of lasers), a spatial light modulator (SLM) that receives light from the first light source, and a beam steering device that receives light from the second light source and steers the light to highlight regions of the SLM. The SLM then modulates the light from both light sources to generate a highlighted imaging beam which can then be projected on a viewing surface. The highlighted imaging beam can represent a highlighted 2D image or a highlighted left- or right-eye view of a 3D image. The projection system thus improves peak brightness in the displayed highlighted images without incorporating a separate highlight projector or other expensive equipment. Methods for highlighting projected images are also described.

The invention provides a lighting assembly which comprises a supporting plate, a plurality of first supporting plate positioning holes, a plurality of second supporting plate positioning holes and a plurality of second supporting plate positioning holes. The adhesive is provided with a plurality of first adhesive positioning holes, and the plurality of first adhesive positioning holes are arranged corresponding to the plurality of first supporting plate positioning holes; the flexible circuit board is provided with a plurality of first circuit board positioning holes, and the plurality of first circuit board positioning holes are arranged corresponding to the plurality of first supporting plate positioning holes; wherein the adhesive is arranged between the flexible circuit board and the supporting plate, and the flexible circuit board is adhered to the supporting plate through the adhesive.

The application provides a lighting module (100) comprising: a light source (10) configured to emit light along a main light emitting direction (X) of the lighting module; the lens (20) is arranged in front of the light source, the lens comprises a light inlet surface (21), a light outlet surface (22) and a side surface (23), the light inlet surface and the light outlet surface are oppositely arranged, and the side surface is connected between the light inlet surface and the light outlet surface; wherein the light incident surface is configured to receive the light emitted by the light source, the side surface is configured to reflect at least part of the light, and the light emergent surface is configured to project the light along the main light emergent direction and form a pattern of the light incident surface.

The utility model provides a radiator, a vehicle lamp and a motor vehicle. The radiator comprises a base part, the base part comprises a front face, a back face and a peripheral face, the front face and the back face are oppositely arranged, and the peripheral face is connected between the front face and the back face; each inner connecting part extends towards a first direction from the outer peripheral surface of the base part, the first direction is a direction from the front surface of the base part to the back surface of the base part, and each inner connecting part comprises an inner surface and an outer surface which are oppositely arranged; the inner surface is closer to the back surface of the base part than the outer surface, and the plurality of inner connecting parts are arranged around the outer peripheral surface of the base part at intervals; each fin extends towards a second direction from the corresponding inner connecting part, the second direction is the direction pointing from the inner surface of the inner connecting part to the outer surface of the inner connecting part, and the multiple fins are arranged around the outer circumferential face of the base part at intervals.

The utility model relates to a water hose and a conveying system, which comprises a water hose body and an electric light-emitting wire, and two ends of the water hose body are respectively a head end and a tail end; the electric light-emitting wire comprises a first conductive wire, a second conductive wire, a first backflow wire and at least two first lamp beads, the first conductive wire and the second conductive wire are arranged in parallel, a plurality of first lamp beads are connected between the first conductive wire and the second conductive wire in parallel, and one end of the second conductive wire and one end of the first backflow wire extend to the head end of the water hose body. The other ends of the second conductor wire and the first backflow conductor respectively extend to the tail end of the water hose body, one end of the first conductor wire extends to the head end of the water hose body, and the other end of the first conductor wire extends to the tail end of the water hose body and is connected with the first backflow conductor; according to the water hose, the problems existing in a traditional light-emitting water hose can be solved, the service life and reliability are guaranteed, and the brightness of the lamp beads is basically the same, so that the electric light-emitting wire can uniformly emit light in the length direction of the water hose body.

The present invention relates to a meshing method of variable diameter movable teeth and spur gears and a continuously variable transmission, belonging to the technical field of continuously variable transmission mechanisms. The meshing method of variable diameter movable teeth and spur gears is to associate two spur gear blocks with a set of seesaw structures to form a seesaw motion. When the movable gear is meshed with a fixed gear or a transmission gear chain, when one of the spur gear blocks interferes with the top teeth, the spur gear block is squeezed, thereby driving the seesaw structure, so that the other associated spur gear block extends out and meshes with the gear. A continuously variable transmission using this method is also disclosed. The continuously variable transmission has a fast response, no slipping, no power loss, and no setbacks, which overcomes the problems existing in the CVT transmission. At the same time, the present invention is smaller in size, has less power loss, higher transmission efficiency, and lower cost than an AT transmission.

The present application provides a lighting module (100) comprising: a light source (10) configured to emit light; the light collector (20) is provided with a reflecting surface (21), and the reflecting surface is configured to collect the light rays emitted by the light source and reflect the light rays into light beams propagating in the main light emitting direction (X) of the illumination module; a first lens (30) disposed in front of the corresponding reflective surface, the first lens being configured to propagate at least part of the light beam; and a second lens (40) configured to project the light beam along the main light exit direction and form an image of the reflective surface.

Provided are a universal T cell (CNK-UT) and an application thereof. The CNK-UT has the broad-spectrum ability to recognize and kill tumor cells and virus-infected cells.

The application relates to a preparation method of liquid bio-fermented feed, liquid bio-fermented feed and bio-fermented emulsion liquid feed, belonging to the technical field of feed preparation. The preparation method of the present application may overcome physiological problems of weaned piglets such as insufficient gastric acid secretion, low content and activity of digestive enzymes, incomplete development of immune system, disorder of intestinal microecosystem and the like. The prepared bio-fermented liquid feed has good palatability and high nutrition, easy digestion, low acidity and is a liquid feed similar to breast milk, which can both effectively alleviate the weaning stress syndrome of piglets, and realizes the perfect transition from breast milk to conventional solid feed.

The present invention aims to provide a thermoplastic polyester elastomer having particularly excellent extrusion moldability and extrusion molding stability, from which a hollow and long molded article can be stably produced with a uniform thickness for a long time. A polyester elastomer comprising a hard segment made of a polyester constituted of an aromatic dicarboxylic acid and an aliphatic or alicyclic diol and a soft segment made of an aliphatic polycarbonate, wherein the hard segment and the soft segment are bonded to each other, wherein the polyester elastomer is at least partially end-capped with a reactive compound, wherein the reactive compound comprises a polycarbodiimide, wherein the polyester elastomer has an acid value of 15 eq / ton or less, and wherein, under a condition of 230°C, the polyester elastomer satisfies (i) the melt viscosity at a shear rate of 10 / sec after a preheating time of 5 minutes is 1, 800 Pa·s or more, and the melt viscosity at a shear rate of 1,000 / sec after a preheating time of 5 minutes is 800 Pa·s or less; and (ii) a ratio of the melt viscosity measured at a shear rate of 10 / sec after a preheating time of 5 minutes to the melt viscosity measured at a shear rate of 10 / sec after a preheating time of 25 minutes is 0.7 to 1.3.

The invention provides an electronic assembly which comprises a first electronic module and a second electronic module, the first electronic module comprises a first connector and a first circuit electrically connected with the first connector, the first connector comprises a connector position confirming terminal and a plurality of functional terminals comprising a multiplexing terminal, the connector position confirmation terminal and the multiplexing terminal are electrically connected together through a position confirmation detection branch in the first circuit, the connector position confirmation terminal and the multiplexing terminal are used for transmitting a position confirmation signal, and the plurality of functional terminals are used for transmitting other functional signals different from the position confirmation signal; the second electronic module comprises a second connector and a second circuit electrically connected with the second connector, the second connector comprises a plurality of functional pins, and the plurality of functional pins comprise a multiplexing pin; wherein the second connector and the first connector are assembled together, and when the multiplexing pin and the multiplexing terminal are electrically connected correctly, the plurality of functional pins and the plurality of functional terminals are correspondingly and electrically connected correctly.

The invention relates to the field of catalyst regeneration, and discloses a regeneration method of a catalyst for preparing olefin through alkane dehydrogenation, and the method comprises the following steps: (1) carrying out first charring on a spent catalyst in a charring zone of a first regenerator; (2) performing second charring on the product obtained in the step (1) in a charring area of a second regenerator to obtain a regenerated catalyst; wherein the pressure of the charring area of the second regenerator is 0.01-0.3 MPa higher than that of the charring area of the first regenerator. According to the method, the regeneration efficiency of the catalyst is improved, the problem of activity reduction caused by difficult removal of deposited carbon of the catalyst is solved, and the operation cycle of the device is prolonged.

An ablation system and a nerve detection device thereof. The nerve detection device includes a power supply module (10), a computation and control module (20), an energy generation module (30) and a blood pressure monitoring module (40). The computation and control module (20) is electrically connected to both the energy generation module (30) and the blood pressure monitoring module (40). The energy generation module (30) is configured to connect to a detecting catheter (50) and to detect a given site in an artery by outputting first energy to the detecting catheter (50). The blood pressure monitoring module (40) is configured to connect to a blood pressure sensor (60). The blood pressure sensor (60) is configured to monitor a patient's blood pressure prior to and during the detecting of the given site by the energy generation module (30) with the first energy and to output the blood pressure monitoring result. The blood pressure monitoring module (40) is further configured to transmit the blood pressure monitoring result to the computation and control module (20). The computation and control module (20) is configured to determine, based on the blood pressure monitoring result, whether there is an ablation target at the given site. The detecting allows accurate location of an ablation target in an ablation procedure, which results in improved effectiveness and safety of the ablation procedure.

Disclosed is an inhalation device, which, by means of a simplified structure, reduces the manufacturing difficulty and cost, and ensures the use effect. In the inhalation device, a filter member closely fits to a capsule placement opening, and when a mouthpiece is clamped to a cover plate, a mesh portion is integrally located in a capsule compartment. Therefore, when a medicinal powder is inhaled, airflow can better pass through the mesh portion under the action of a negative pressure to flow in an ideal flow direction, thereby ensuring the medicinal powder to be effectively inhaled.

The invention relates to the technical field of aero-engine detection tools, in particular to a clamping tool and method for an engine rotor, and the clamping tool is used for rotation in the automatic eddy current detection process of the aero-engine rotor. The clamping tool comprises a base, a lower chuck and a pressing ring. The lower chuck is installed on the base, and lace sinking grooves are formed in the top face of the lower chuck and used for containing laces of an engine rotor. The pressing ring is used for being arranged on the engine rotor in a sleeving mode and pressing laces of the engine rotor. And a plurality of screws sequentially penetrate through the pressing ring and the lower chuck from top to bottom and then are screwed on the base. By the adoption of the clamping tool and method, the problem that a three-jaw chuck is used for directly clamping the lace of the engine rotor in an existing clamping method is solved.

The invention provides a lighting device and a motor vehicle. The lighting device comprises a constant current source circuit, a current balancing circuit and a light-emitting assembly. Wherein the constant current source circuit comprises an output positive electrode and an output negative electrode, and the constant current source circuit is used for outputting an output current between the output positive electrode and the output negative electrode; the light-emitting component comprises N light-emitting branches, N is an integer greater than or equal to 2, a first end of each light-emitting branch is electrically connected with the output positive electrode through the current balancing circuit, and a second end of each light-emitting branch is electrically connected with the output negative electrode; and the current balancing circuit is used for receiving and balancing the output current and providing balanced driving current for the N light-emitting branches.

A cigarette filter which includes lyocell tow made of a plurality of lyocell fibers, a binder configured to bond the lyocell fibers to each other, and a solvent dispersed in an inner space of the cigarette filter including the lyocell tow, wherein the solvent includes a polyhydric alcohol, is provided. According to one embodiment of the present disclosure, the polyhydric alcohol is a diol having a C1-C4 alkylene group. The cigarette filter according to one embodiment of the present disclosure overcomes the existing material-related problems of lyocell tow and has excellent hardness.

This utility model discloses an electrically controlled force-pushing structure for a chip mounter's feed lead frame, including a mounting bracket, a sliding seat, a voice coil motor, a first sensor, and a pushing component. The voice coil motor is mounted on the mounting bracket, the sliding seat is fixedly connected to the mover of the voice coil motor, and the pushing component is mounted on the sliding seat. When the resistance applied by the lead frame to the pushing component is greater than the constant force set by the voice coil motor, the mover moves relative to the stator in the opposite direction of pushing, thereby moving the sliding seat to the trigger position with the mover, triggering the first sensor. This utility model connects the voice coil motor, the first sensor, and the pushing component to the sliding seat, transmitting force to the voice coil motor through the sliding seat. When the resistance experienced by the pushing component is greater than the constant force set by the voice coil motor, the sliding seat moves with the mover to the trigger position, triggering the first sensor, thus achieving force detection. The constant force of the voice coil motor in this application is easy to set and can be displayed, overcoming the problems of existing spring-type structures.

The present invention relates to a light guide assembly, a lighting or signal indicating device, and a motor vehicle. The light guide assembly (100) comprises at least two light guide elements (110) arranged side by side, wherein the light guide assembly (100) is implemented in one piece and has a variable outer contour size in a direction transverse to its length extension direction. The lighting or signal indicating device comprises a light source and the light guide assembly (100). The motor vehicle comprises the light guide assembly (100) or the lighting or signal indicating device.

The invention relates to the technical field of blade array grinding and polishing, in particular to a rapid alignment device and method for a blade array grinding and polishing clamp. The rapid alignment device comprises a square frame body, the upper half part of the square frame body is an upper-layer frame body, and the lower half part of the square frame body is a lower-layer frame body; a plurality of adjusting screws are respectively screwed on each side wall of the upper-layer frame body and the lower-layer frame body; the upper-layer frame body is used for accommodating a flange plate of the clamping seat, and the inner side end of an adjusting screw on the upper-layer frame body can abut against the side face of the flange plate; the lower-layer frame body is used for accommodating the adapter plate on the 3R positioning block, and the inner side end of the adjusting screw on the lower-layer frame body can abut against the side face of the adapter plate. During alignment, the positions of the flange plate relative to the adapter plate in the X-axis direction and the Y-axis direction are adjusted by coordinating the adjusting screws on the upper-layer frame body and the lower-layer frame body; and the rotating angle direction of the flange plate relative to the Z axis is adjusted by coordinating the adjusting screws on the upper-layer frame body and the lower-layer frame body.

The invention relates to a rotating stable projectile wind speed and direction estimation method based on a kernel extreme learning machine. Comprising the following steps: establishing a four-degree-of-freedom kinematics model of the rotary stable projectile under a windy condition; constructing a kernel extreme learning machine network model; performing wind speed estimation according to the constructed kernel extreme learning machine network model; the method only needs to determine the connection weight matrix of the hidden layer and the output layer, solves the output matrix of the model on the basis of determining the connection weight matrix, and achieves the estimation of the wind speed and the wind direction. According to the method, a multi-input multi-output model is adopted, the problem that only one variable can be estimated through single estimation is avoided, and the workload is reduced; the network model can be established only by determining the number of the input features, the kernel function and the number of the output features; the number of nodes of the hidden layer does not need to be set, so that the initial weight and bias of the hidden layer do not need to be set, the output weight can be solved on the basis of the least square principle, and the wind speed and wind direction estimation of the projectile is achieved.

A cigarette filter which includes lyocell tow made of a plurality of lyocell fibers and a binder configured to bond the lyocell fibers to each other is provided. The cigarette filter according to one embodiment of the present disclosure reduces each of tar and nicotine, which are delivered through cigarette smoke, 70 wt% to 95 wt%. The cigarette filter according to one embodiment of the present disclosure has a resistance to draw of 80 mmWG to 200 mmWG. The cigarette filter according to one embodiment of the present disclosure is filled with the lyocell tow at a packing density of 0.2 g / mL to 0.6 g / mL. The cigarette filter according to one embodiment of the present disclosure addresses basic material-related problems, such as low hardness, of the lyocell tow and, further, has excellent filtration functionality as a filter.

The invention discloses a wind turbine airfoil robust anti-interference damping control method based on an RBDE algorithm, and the method comprises the steps: building a wind turbine airfoil nonlinear vibration model based on a miniature control surface through a wind turbine airfoil aeroelastic model and wind tunnel experiment data; a two-degree-of-freedom internal model control method is utilized to construct a vibration reduction controller K (s) of the wind turbine airfoil; based on the vibration reduction controller K (s) and an LADRC control method, designing a vibration reduction controller Gc (s) of the wind turbine airfoil; designing a driving compensator utau, and combining the driving compensator utau with a vibration reduction controller Gc (s) to obtain a controller g of the wind turbine airfoil; and performing optimization solution on control parameters in the controller g by using an RBDE algorithm. According to the RBDE algorithm provided by the invention, the global search capability of the optimal control parameters is remarkably improved, and the effectiveness and robustness of the set parameters are improved; according to the method, the anti-interference capacity, the vibration reduction control effect and the driving compensation capacity of the wind turbine airfoil under the large-range continuous gust are effectively improved.