12results about How to "Avoid bubbling" patented technology

The invention discloses a high-reliability analyte sensor integrated with temperature detection, which comprises at least one layer of substrate, at least two electrodes, pins and a temperature sensor, and the temperature sensor is arranged on the surface of an in-vivo part and is used for directly detecting the in-vivo temperature of a patient, so that the detected temperature does not need to be further calibrated, a temperature treatment process is omitted, and the detection efficiency is improved. The reliability of the detected temperature is improved; meanwhile, at least one protective layer is arranged on the surface of the substrate, the protective layer at least covers the edge of the electrode and / or the temperature sensor, the adhesion between the edge of the electrode and / or the temperature sensor and the substrate is increased, the edge of the electrode is prevented from warping, bubbling and falling off, meanwhile, the protective layer can also increase the mechanical strength of the substrate of the sensor, the service life of the sensor is prolonged, and the reliability of the sensor is improved. And the detection reliability of the sensor is improved.

The large cover structure is arranged at the upper end of an electrolytic bath in a covering mode, a plurality of acid injection pipes are formed on the large cover structure, a plurality of frame bodies are arranged on the peripheries of the inner side ends of the acid injection pipes, the frame bodies are located on the inner side of the large cover, and inclined faces are formed on the outer walls of the inner side ends of the frame bodies. When the glue is injected, the glue is firstly filled to the inclined surface and then overflows, so that a large amount of glue is prevented from entering the inner wall of the frame body and growing along the inner wall of the frame body, the glue is further prevented from blocking the acid injection pipe, in addition, the contact area among the large cover, the glue and the electrolytic bath can be increased through the arrangement of the inclined surface, and the connection firmness between the large cover and the electrolytic bath is further improved.

The utility model discloses a convenient spliced rounded-corner picture frame which comprises an outer frame, the outer frame is composed of four paint strip plates and four rounded-corner suites, an inner frame is arranged on the inner side of the outer frame, a pasting area is arranged on the surface of the inner frame, a plurality of holes are formed in the surface of the inner frame, first threaded holes are formed in the back face of the inner frame and one face of each paint strip plate, and second threaded holes are formed in the back face of each paint strip plate. A first bolt is in threaded connection in the first threaded hole; due to the fact that the convex teeth and the concave teeth are of a mortise and tenon joint structure, the paint strip plate and the fillet suite can be spliced into the outer frame and the inner frame, the outer frame and the inner frame are fixed by inserting the first bolts into the first threaded holes, splicing can be completed, and the problems that a traditional straight nail is installed and inconvenient to disassemble and carry are solved. The painting core is placed on the surface of the inner frame through the pasting area, the four corners of the painting core are aligned with the pasting area, then a small amount of water is sprayed through the holes, and by means of the characteristics of the painting paper, the painting paper is prone to swelling after meeting a small amount of water and shrinks after being dried, so that the surface of the inner frame can be leveled, and the painting paper is prevented from bubbling.

This application provides an LCP thin film assembly, its preparation method, and its application. The preparation method includes: surface modification of the LCP thin film to obtain an activated surface rich in carboxyl and hydroxyl groups, followed by hot pressing of the LCP thin film with the activated surface; the LCP thin film assembly includes a multilayer LCP thin film bonded by hot pressing, wherein no adhesive is contained between any two adjacent LCP thin films, and the interface region between any two adjacent LCP thin films forms a homogenized molecular-level bonding layer through melt recrystallization; the preparation method of this application introduces active functional groups through surface modification methods such as alkaline hydrolysis and acid activation, achieving interlayer chemical bonding during hot pressing, significantly improving interlayer bonding strength, avoiding the risks of bubbling and delamination, and retaining the inherent excellent high-frequency performance and dielectric properties of the LCP thin film; this preparation method, when applied to the preparation of LCP thin film probe cards, can produce thin film probe cards with excellent interlayer bonding strength and high-frequency performance.

This invention relates to a continuous through-type integrated spraying and drying equipment, comprising a conveyor belt, a cabinet panel heating seat, a housing, a painting assembly, a preheating assembly, and a drying assembly. The cabinet panel heating seat is mounted on the conveyor belt and includes a heating plate capable of heating the cabinet panel, and a temperature sensor electrically connected to the heating plate. The housing covers the conveyor belt and is provided with a first partition plate and a second partition plate spaced apart along the conveying direction to sequentially divide the internal space of the housing into a painting chamber, a preheating chamber, and a drying chamber. The painting assembly is located inside the painting chamber and above the conveyor belt, and is used to spray paint on the top surface of the cabinet panel. The preheating assembly heats the preheating chamber so that when the cabinet panel heating seat enters the preheating chamber, the temperature sensor detects the temperature rise and activates the heating plate. The drying assembly heats the drying chamber. Compared with the prior art, this invention avoids the problem of paint blistering caused by "the surface layer of the paint drying first, but the inner layer still retaining high moisture content."

The utility model discloses a pipe fitting welding device which comprises a workbench, one side of the workbench is connected with an L-shaped fixing plate, the lower portion of one side wall of the L-shaped fixing plate is provided with a first motor, and the power output end of the first motor is connected with a first hollow fixing shaft. The pipe fitting welding device has the advantages that two pipe fittings needing to be welded together are placed on the first hollow fixing shaft and the second hollow fixing shaft respectively, the first fixing bolts are rotated to fix the pipe fittings, the first motor drives the first hollow fixing shaft to rotate, the second motor drives the second hollow fixing shaft to rotate, the position of a welding point does not need to be adjusted by an operator, and welding efficiency is improved. Scalding is avoided, and the welding efficiency is improved; the side plate is arranged at the position where the welding wire is connected with the welding machine, the brush is fixed to the side plate, the welding wire moves downwards during welding, dirt on the welding wire can be brushed down through the brush and falls into the dust box, the welding face is prevented from protruding and bubbling, and the flatness of the welding face and the attractiveness of a pipe fitting are improved.

The utility model relates to spraying equipment technical field discloses a kind of annular part spraying equipment for airplane engine, including spraying cabinet, the inside of spraying cabinet is sequentially provided with adjusting assembly, cleaning assembly and drying machine from left to right, the inside of spraying cabinet is opened with transport, and the inside of transport is equipped with conveyor belt, the inside of spraying cabinet is provided with spraying chamber, and the side wall of spraying chamber and spraying cabinet is equipped with filtering mechanism;The adjusting assembly includes two electric push rods, two are respectively fixedly connected in the outside of spraying cabinet two sides, and the output end of two electric push rods is fixedly connected with bow plate. In the utility model, by adding cleaning and drying module, improve coating adhesion and uniformity, improve spraying quality and service reliability. At the same time, the filtering mechanism in spraying chamber removes suspended particles and waste gas, keeps environment clean and stable, and replaces activated carbon filter plate through quick-release assembly, realizes green environmental protection discharge.

The utility model discloses a kind of PVC floor circulation heating segmented edge compression forming devices, including workbench, the limit cylinder is installed in the both ends of compression roller, the circular through-hole is opened in the middle of compression roller, heat conduction cylinder is installed in the circular through-hole, the heat conduction cylinder can be telescopic in circular through-hole to adjust heating area, two constant temperature ovens are installed on the workbench, heat conduction oil is equipped in the constant temperature oven, heat conduction oil flows in constant temperature oven and heat conduction cylinder by circulating pump.The beneficial effects of the utility model are that heat conduction cylinder can be telescopic in compression roller to adjust heating range, can reduce heat energy waste, heat conduction oil can flow between constant temperature oven and heat conduction cylinder by circulating pump, can be convenient for heating compression roller, the edge of PVC floor can be compressed by two groups of compression roller segmentation, can be convenient for hot-pressing, prevent PVC floor surface from forming bubble, ensure floor flat, improve hot-pressing effect.

The invention provides a PVA (Polyvinyl Alcohol) film production line which comprises a reaction kettle, a filter group, a defoaming standing kettle group, a vacuum defoaming machine, a precise flow pump, a casting die head device, an annular steel belt conveyor, a sectional type drying box assembly and a winding machine, a discharging port of the filter set is connected to a feeding port of the defoaming standing kettle set through a pipeline, a discharging port of the defoaming standing kettle set is connected to a feeding port of the vacuum defoaming machine through a pipeline, and a discharging port of the vacuum defoaming machine is connected to a feeding port of the casting die head device through the precise flow pump. The annular steel belt conveyor is installed below a discharging port of the casting die head device, the sectional type drying box assembly is installed on the rear section of the annular steel belt conveyor, and the winding machine is installed at the front end of the annular steel belt conveyor. A complete, coherent and optimal production line framework is formed, and the long-standing comprehensive problem that quality, efficiency and cost are difficult to consider at the same time in PVA film production is solved.

The invention discloses a reusable high-temperature viscosity-reducing adhesive tape and a preparation method thereof, and belongs to the technical field of adhesive tapes, and the preparation method comprises the following steps: firstly, mixing 1, 10-decanediol diacrylate, acrylic acid, glyceryl methacrylate, an initiator and acetone, and carrying out polymerization reaction in a nitrogen environment to obtain a pretreated mixture; secondly, polydipentaerythritol pentaacrylate, N, N-bis (2, 3-epoxypropyl) cyclohexylamine and an initiator are added, and a post-treatment mixture is formed; then adding pentaerythritol tri (3-aziridinyl) propionate as a cross-linking agent, and stirring to obtain a high-temperature viscosity reducer; and finally, coating the PP film with a high-temperature viscosity reducer, coating the other surface with the high-temperature viscosity reducer to form a grid pattern, curing in an oven, and covering with a release film to obtain a final product. Compared with the prior art, the adhesive tape has good viscosity at normal temperature, the viscosity is reduced at high temperature, and the adhesive tape is easy to strip, can be repeatedly used and is suitable for various industrial applications, the production efficiency is effectively improved, and the cost is reduced.

A wire-shaped grinding element (10A, 10B) is used as a grinding element for a polishing brush. The wire-shaped grinding element (10A, 10B) includes inorganic filaments and a resin that impregnates the inorganic filaments and is cured. The inorganic filaments contain 80 to 90% by weight of an alumina component and 20 to 10% by weight of a silica component. The crystal structure of the inorganic filaments includes intermediate alumina. The silica component is in an amorphous state. The BET specific surface area of the inorganic filaments is 30 m2 / g or smaller.

The invention discloses a preparation method of metal slurry, which comprises the following steps: selecting copper powder with different morphologies, and pretreating in a reducing atmosphere and a protective atmosphere to obtain different types of prefabricated copper powder; different types of prefabricated copper powder are mixed to form slurry copper powder; the preparation method comprises the following steps: selecting two or more of terpilenol, tributyl citrate, dibutyl phthalate, butyl carbopicryl and dodecanol ester, and mixing with glycerol to form an organic carrier; mixing the slurry copper powder and the organic carrier, and homogenizing in a homogenizer to form a semi-finished product metal slurry; grinding the semi-finished product metal slurry, and finally, decompressing and defoaming to obtain metal slurry; the slurry copper powder accounts for 70-90 wt% of the total weight of the metal slurry, and the organic carrier accounts for 10-30 wt% of the total weight of the metal slurry. The metal slurry is simple in composition, high-molecular polymers such as high-molecular resin are abandoned, the possibility of carbon residues in the sintering process is reduced, and waste gas emission and environmental pollution are effectively reduced. The invention also provides a copper film which is obtained by sintering the metal slurry.