19results about How to "Solve the peeling problem" patented technology

The invention provides a display panel and a display device. The display panel comprises a substrate, a packaging layer and a touch control layer, wherein the packaging layer and the touch control layer are sequentially arranged on the substrate in a stacked mode; the substrate comprises a hole opening area and an isolation area surrounding the hole opening area; the touch layer is provided with at least one slot, the slot is located in the isolation area, the slot extends from the surface, away from the substrate, of the touch layer to the direction of the substrate, and the slot penetrates to the surface, away from the substrate, of the packaging layer to the maximum extent. According to the display panel, the structure of the touch layer of the isolation area is not continuous, stress is dispersed, stress concentration is avoided, then the problem that in the manufacturing process of the display panel, due to stress concentration, a film layer is peeled off or cracks appear is solved to a certain extent, the display effect of the display panel is guaranteed, and the display effect of the display panel is improved. And the yield and the product competitiveness of the display panel are improved.

The present invention provides a wiring structure for an outdoor current limiting and harmonic elimination device, and relates to the technical field of wiring for harmonic elimination devices. The wiring structure for an outdoor current limiting and harmonic elimination device comprises a wiring assembly, and the wiring assembly comprises a shell, wherein a wire end processing chamber and a wiring chamber are provided in the shell; the inner wall of the wire end processing chamber is provided with two symmetrically distributed sixth grooves, and cutters are provided in the sixth grooves; on the connecting line of the center points of the two cutters, the two cutters can make a linear motion close to or away from each other; the inner wall of the wire end processing chamber is provided with two symmetrically distributed fourth grooves, and the connecting line of the center points of the two fourth grooves is perpendicular to the connecting line of the center points of the two sixth grooves, and at least one puncture needle is provided in the fourth groove, and the puncture needles in the two fourth grooves are symmetrically distributed in pairs. The device of the present invention solves the problem that the prior art is not convenient for fixing the wire. At the same time, before connecting the wire, the insulation skin at the end of the wire needs to be stripped, which invisibly increases the installation time.

The invention discloses a preparation method of a graphene oxide coated natural graphite negative electrode material, and belongs to the technical field of lithium ion batteries. According to the method, graphene oxide is used as a coating agent, natural graphite is used as a raw material, and a spray drying method is used for preparing the high-performance lithium ion battery negative electrode material. The preparation method comprises the following steps: firstly, preparing graphene powder and a solvent into dispersion liquid according to a certain proportion, then uniformly mixing the dispersion liquid with natural graphite according to a certain proportion, and finally, controlling spray drying parameters to obtain the graphene-coated natural graphite negative electrode material. The graphene is adopted as a coating agent, the natural graphite negative electrode material is coated to form a core-shell structure, the core-shell structure is good in compatibility with an electrolyte, stripping of a graphite layer caused by co-intercalation of solvated lithium ions is avoided, meanwhile, volume expansion of natural graphite electrode particles in the charging and discharging process is buffered, and the performance of the lithium ion battery is improved. And the cycle performance and the high-current charge-discharge performance of the natural graphite are greatly improved. The method has the advantages of simple process, low cost and good product coating effect.

The utility model relates to a dicing chip for enhancing combination of underfill, which comprises a wafer to be cut, and at least one shallow slot is arranged on each of two sides of a cutting channel of the wafer to be cut; and the shallow groove is formed between the retaining wall and the cutting channel. The chip provided by the utility model at least has the following beneficial effects: the stress of the underfill can be reduced, the problem that the underfill is broken or peeled off due to warping of the packaging body or other stress reasons is solved, the defect risk possibly generated in the chip manufacturing process is effectively reduced, the operation quality and the product yield are improved, and the reliability is improved.

The utility model relates to ceiling cloth technology field discloses an aluminium alloy ceiling cloth device, including conveying mechanism, fixed installation in the cloth machine of conveying mechanism, located one scraper mechanism of cloth machine side and located secondary scraper mechanism of one scraper mechanism side, and still be provided with frame between one scraper mechanism and secondary scraper mechanism, and one side fixed mounting of frame has servo motor, and fixed mounting has screw rod in servo motor output end, and fixed mounting has guide shaft body between the frame, still install drive type sliding block on screw rod, fixed mounting has pneumatic cylinder in drive type sliding block bottom, and pneumatic cylinder output end installs locating panel, and locating mechanism is provided with below locating panel, this aluminium alloy ceiling cloth device, utilize first scraper and second scraper to carry out scraping flat processing to the cloth of corner, force cloth and corner base material to be closely attached through physical pressure, reduce bubble and interstice, avoid the peeling problem caused by uneven adhesive.

The utility model relates to the technical field of plate-and-frame filter presses, and provides a sludge plate-and-frame filter press for sewage treatment, which comprises a machine body, a guide plate is fixedly connected to one side of the outside of the machine body, baffles are fixedly connected to two sides of the top of the guide plate, a motor is fixedly connected to one side of the outside of one baffle, and the motor is fixedly connected to the other side of the outside of the other baffle. The motor is fixedly connected with a reciprocating screw rod through an output shaft, a water retaining strip is fixedly connected into the guide plate, a bearing seat is arranged outside the reciprocating screw rod, the bearing seat is connected with the reciprocating screw rod through a ball nut pair, the bottom of the bearing seat is fixedly connected with a connecting plate, and the top of the connecting plate is fixedly connected with a scraping shell. The reciprocating lead screw extends into the two baffles and is connected with the two baffles through bearings, and the scraping shell is arranged to be in a U shape. According to the technical scheme, the problem that backwashing water in the filter press is inconvenient to block and impurities are inconvenient to strip in the prior art is solved.

The utility model discloses a supporting wheel for a sintering circular cooler, and belongs to the technical field of circular cooler equipment.The supporting wheel comprises a support and a roller, the roller comprises a roller body and a wear-resistant sleeve, the wear-resistant sleeve is fixed to the roller surface of the roller body in a sleeving mode, and the wear-resistant sleeve is in interference fit with the roller body; the support is used for mounting and fixing the roller body; the wear-resistant sleeve is arranged on the roller surface of the roller body, the self-weight of a rotary frame of the circular cooler and the weight of sintered ore are directly borne through the wear-resistant sleeve, in this way, the roller body cannot be directly abraded, the wear resistance is enhanced, the outer portion of the roller wheel is prevented from falling off, the problems of roller surface abrasion and stripping of the supporting wheel can be effectively solved, and the overall service life is prolonged; if the wear-resistant sleeve is damaged and needs to be replaced, the supporting wheel does not need to be disassembled during later maintenance, the wear-resistant sleeve needs to be replaced, replacement is convenient, and the repair cost and workload are reduced.

The present invention relates to the technical field of anticorrosive coatings, and in particular to an anticorrosive coating for oil well pipes and a preparation method thereof, comprising the following raw materials in parts by mass: 40-50 parts of phenolic epoxy resin, 10-15 parts of modified graphene, 1-5 parts of aliphatic amine curing agent, 5-10 parts of reactive diluent, and 5-10 parts of organic solvent; the preparation method of the modified graphene comprises the following steps: A1: preparing a Schif base complex by reacting 3,5-diaminopyrazole and salicylaldehyde; A2: preparing an isocyanate graphene suspension; A3: adding 1H,1H-heptafluorobutylamine and Schif base complex to the obtained isocyanate graphene suspension, stirring and reacting at 30-50°C for 3-5h, filtering, washing, and drying to obtain a modified intermediate; A4: reacting glycidol with the modified intermediate. The anticorrosive coating prepared by the present invention has high bonding strength with oil well pipes, and effectively blocks the contact between corrosive media and metal oil well pipes.

This invention relates to the field of vehicle interior technology, and discloses a light-emitting automotive fabric headliner, its preparation method, and a vehicle. The method includes: providing structural yarns and functional yarns, wherein the functional yarns are electroluminescent fibers with electrode connecting sections at both ends; weaving the functional yarns and the structural yarns into a fabric, with the electrode connecting sections of the electroluminescent fibers extending from a predetermined position on the fabric; performing heat setting on the woven fabric, and then hot-pressing it using a mold to obtain the light-emitting automotive fabric headliner. By applying the technical solution of this invention, the intrinsic integration of the electroluminescent function and the fabric substrate can be achieved.

The application relates to the technical field of building waterproof materials, in particular to SBS elastomer modified asphalt waterproof coiled material and a production process thereof; the SBS elastomer modified asphalt waterproof coiled material comprises a bottom isolation layer, a lower coating cover layer, a polyester base reinforcing layer, an upper coating cover layer and a top isolation layer, and is formed through a composite molding step; the system combines multilayer co-extrusion and interface anchoring to construct an overall layered interlocking structure; the core is to utilize SBS and hydrogenated styrene-butadiene-styrene block copolymer dynamic micro-crosslinking to form a three-dimensional semi-interpenetrating polymer network, introduce microwave pre-activation waste rubber powder to produce mechanical interlocking, and supplement coupling modified talc powder to strengthen the interface anchoring of the coating material and the pre-impregnated base layer; through multiple phase interface synergy and network micro-crosslinking, the application improves the puncture resistance and weather resistance and crack resistance of the coiled material, and overcomes the technical defects of interlayer peeling and aging cracking under complex working conditions.

The invention relates to the technical field of anticorrosive paint, in particular to anticorrosive paint for oil well pipes and a preparation method thereof.The anticorrosive paint is prepared from, by mass, 40-50 parts of novolac epoxy resin, 10-15 parts of modified graphene, 1-5 parts of fatty amine curing agent, 5-10 parts of reactive diluent and 5-10 parts of organic solvent; the preparation method of the modified graphene comprises the following steps: A1, carrying out a reaction on 3, 5-diaminopyrazole and salicylaldehyde to prepare a Schif alkali complex; a2, preparing an isocyanated graphene suspension solution; a3, adding 1H, 1H-heptafluorobutylamine and a Schif alkali complex into the obtained isocyanated graphene suspension, carrying out a stirring reaction at 30-50 DEG C for 3-5 h, and carrying out filtering, washing and drying so as to obtain a modified intermediate; and A4, reacting glycidol with the modified intermediate. The anticorrosive paint prepared by the invention has high bonding strength with the oil well pipe, and effectively prevents a corrosive medium from being contacted with the metal oil well pipe.

This invention discloses a method for preparing an inorganic water-based transparent coating for concrete durability protection and its application, relating to the field of building materials technology. The preparation method includes: mixing and diluting lithium silicate and potassium silicate, then adding nano-silica sol to react and obtain a composite mother liquor; adding soluble zinc salt and boric acid to the composite mother liquor and mixing evenly to obtain a transparent coating; applying the transparent coating to the concrete surface, where silicate ions in the coating react with calcium ions in the concrete, and under the crystal induction effect of zinc ions, nanofiber-like hydrated calcium silicate whiskers are generated in situ. The whiskers overlap to form a three-dimensional network structure, and after drying, an inorganic water-based transparent coating is obtained. This invention solves the problem of high brittleness and easy cracking of pure inorganic coatings by in-situ generation of nano-whiskers to enhance the network through zinc salt induction, while maintaining high transparency of the coating. It also has the advantages of chemical bonding with concrete, excellent durability, and simple construction.

The utility model relates to the field of transformer manufacturing equipment, in particular to a peeling mechanism and a wire feeding device. The main points of the technical scheme are that the peeling mechanism comprises a guide member which is provided with a guide channel for a wire to pass through and guides the wire to move straightly; the displacement assembly is adjacent to the guide piece; the wire cutting assembly is arranged on the displacement assembly and used for cutting the wire to segment the wire; the wire stripping assembly is arranged on the displacement assembly and is used for movably punching an enameled layer at the end part of a wire rod, and the displacement assembly drives the wire stripping assembly to reciprocate along the axial direction of the wire rod; the wire feeding device further comprises a traction mechanism and a wire feeding mechanism which are located on the two opposite sides of the stripping mechanism respectively, the wire feeding mechanism is used for sending out the wire, and the traction mechanism is used for pulling the wire to pass through the stripping mechanism. According to the invention, the enamelled layer can be stripped when the wire rod is in a continuous moving state, and the production efficiency of the winding equipment is optimized and improved.

The invention discloses a preparation method and application of a chromium nitride-copper nitride composite film, and the preparation method comprises the following steps: sputtering a chromium target material with the purity of 99.9% by magnetron sputtering to obtain a pure chromium transition layer; a copper target material with the purity of 99.9% is subjected to reactive sputtering on the pure chromium transition layer, and a copper nitride layer is obtained; performing reactive sputtering on a chromium target material with the purity of 99.9% to obtain a chromium nitride layer; and alternately sputtering a copper nitride layer and a chromium nitride layer to prepare the chromium nitride-copper nitride composite film. The problems that the wear rate of a single chromium nitride thin film in a solid-liquid composite lubricating system is increased abnormally, and the thin film is stripped due to adhesive wear are solved.

The utility model discloses a double -deck rubber band, solve the problem that current product double -deck structure is actually simple superposition, tenacity and strength are insufficient. The rubber band includes double -deck muscle and both sides reinforcing rib, the first layer muscle film and the second layer muscle film of double -deck muscle realize molecular chain crosslinking through arc strength film, and arc strength film adopts gradient vulcanization process and forms covalent bond connection, promotes interlayer peeling strength to 4.5N / mm, solves interlayer peeling problem. The reinforcing rib is composed of arc reinforcing sheet, first reinforcing strip, second reinforcing strip and reinforcing column, forms the three -dimensional support system similar to " I -steel ", and reinforcing column is evenly distributed in double -deck muscle both sides, and the stress is dispersed when drawing, and local strain is reduced. This design makes the rubber band breaking elongation reach 800%-1000%, and the fatigue life is improved by more than 5 times, is applicable to industrial packaging, sports training and other high -frequency tensile scene, and the mechanical property is enhanced significantly.

The embodiment of the invention provides a display panel, a manufacturing method of the display panel and electronic equipment, and relates to the technical field of display. The display panel comprises the array substrate, the light-emitting device layer, the planarization layer and the collimation light path layer, and the planarization layer is arranged on the side, away from the array substrate, of the light-emitting device layer, so that the problem that the collimation light path layer is stripped due to the fact that the surface of a light-emitting device is uneven can be effectively solved; and the connection stability between the light emitting device layer and the collimation light path layer is improved, so that the reliability of fingerprint unlocking under the screen and the user experience are improved.

The utility model discloses a mixing and stirring device, which relates to the technical field of asphalt concrete production equipment and comprises a first feeding component, a second feeding component and a stirring component, the second feeding assembly is used for supplying aggregate; the spraying assembly is connected with the first feeding assembly and is used for spraying a liquid modifier; the mixing and stirring assembly is respectively connected with the spraying assembly and the second feeding assembly and is used for mixing and stirring the liquid modifier and the aggregate; and the heating assembly is arranged on the mixing and stirring assembly and is used for heating the liquid modifier and the aggregate. According to the utility model, not only can the wrapping uniformity of the modifier be improved, but also the problem of asphalt-aggregate interface stripping caused by higher water content of the liquid modifier can be avoided, the performance of asphalt concrete can be ensured, the technological process can be optimized, the production cycle can be shortened, the production efficiency can be improved, and the energy consumption can be reduced.

This invention belongs to the field of metal-ceramic composite materials technology, specifically relating to a high-performance metal-ceramic composite grinding roller and its preparation method. The grinding roller consists of a grinding surface layer, a pure metal transition layer, and a tough roller core, which are metallurgically integrated. The grinding surface layer is a composite of a multi-system ceramic reinforcing phase and a high-toughness, high-chromium cast iron matrix. The ceramic particles are treated with a NiP amorphous coating and optimized through a three-level particle size distribution and PSZ secondary reinforcing phase optimization. The roller core is made of medium-carbon alloy steel. The preparation method includes five steps: ceramic preform preparation, roller core pretreatment and assembly, centrifugal casting composite, vacuum sintering densification, and differential temperature heat treatment and finishing. This invention fundamentally solves the technical bottlenecks of weak bonding between ceramic and metal interfaces and uneven particle distribution through multiple technological couplings. The prepared grinding roller possesses both ultra-high wear resistance and excellent impact resistance (impact toughness AKU>30 J in the transition zone), with a uniform, dense, and defect-free microstructure, and a service life more than three times that of traditional high-chromium cast iron grinding rollers.

The invention provides a wiring structure for an outdoor current-limiting resonance elimination device, and relates to the technical field of wiring of resonance elimination devices. The wiring structure for the outdoor current-limiting resonance elimination device comprises a wiring assembly, the wiring assembly comprises a shell, and a wire end processing cavity and a wiring cavity are formed in the shell; two sixth grooves which are symmetrically distributed are formed in the inner wall of the thread residue processing cavity, and cutters are arranged in the sixth grooves; on the connecting line of the center points of the two cutters, the two cutters can do linear motion close to each other or away from each other; two fourth grooves which are symmetrically distributed are formed in the inner wall of the thread residue processing cavity, the connecting line of the center points of the two fourth grooves is perpendicular to the connecting line of the center points of the two sixth grooves, at least one pricking needle is arranged in each fourth groove, and the pricking needles in the two fourth grooves are symmetrically distributed in pairs. The device solves the problems that in the prior art, wire fixing operation is inconvenient, meanwhile, before wire connection, an insulation skin at the end of a wire needs to be stripped, and the installation time is virtually prolonged.