20results about How to "Improve residual problems" patented technology

The invention provides a double-dosage-form copper acid etching solution as well as a preparation method and application thereof. The double-dosage-form copper acid etching solution comprises an agent A and an agent B, the agent A comprises the following components in parts by weight: 15-20 parts of an oxidizing agent, 4-7 parts of an organic acid chelating agent, 0.1-0.5 part of inorganic acid, 0.5-2 parts of alkali, 1-2 parts of a surfactant and 0.01-0.1 part of a metal corrosion inhibitor; the agent B is prepared from the following components in parts by weight: 25 to 30 parts of organic acid chelating agent, 0.2 to 0.5 part of inorganic acid, 15 to 20 parts of alkali, 1 to 2 parts of surfactant and 0.1 to 0.3 part of metal corrosion inhibitor. The double-agent copper acid etching solution provided by the invention can be compatible with etching of Cu / Mo and Cu / MTD film layers, can be compatible with etching of film layers with different thicknesses, and is long in service life, low in CD Bias, free of chamfer cracks, good in residue, small in taper variation and short in etching time.

The invention discloses a microbial culture device for biotechnology, and relates to the technical field of biotechnology, and the microbial culture device comprises a composite mechanism. According to the microbial culture device for the biotechnology, through the design of a composite mechanism, a culture medium is placed in a culture dish, and the culture dish is placed in a fixing assembly by pulling a bearing bracket, so that the effect of fixing an object is achieved, shaking during operation is prevented, and the situation that the culture effect is affected by collision and breakage of the object is avoided; the side, close to the composite shell, of the connecting support is of a beveled structure, liquid flowing is facilitated, liquid residues are reduced, the culture effect is prevented from being affected, when culture is conducted in the composite shell through a culture dish, operation is conducted through a sprayer and a heater according to changes of humidity and temperature, and then the culture dish is taken out after culture is finished; and the interior of the equipment is sprayed through the sprayer, the bearing support is rubbed through the cleaning assembly, internal washing is cleaned, and impurities and stain residues are reduced.

The invention relates to an epitaxial layer transfer method and a manufacturing method of a light-emitting chip, and the epitaxial layer transfer method of the light-emitting chip comprises the steps: forming a semi-solid first etching type glue layer on a bearing substrate, and forming a semi-solid second etching type glue layer on an epitaxial layer borne by a substrate; the thickness of at least one of the first etching type adhesive layer and the second etching type adhesive layer is reduced through etching; the first etching type adhesive layer and the second etching type adhesive layer which are subjected to the thinning treatment are subjected to alignment press fit; and removing the substrate. The etching type adhesive layer can be etched to any required thickness by controlling the etching rate and the etching time, so that the etching type adhesive layer which is thin enough can be manufactured. Bonding is carried out after the etching type adhesive layer is thinned, the overall thickness of a bonding layer formed after the first etching type adhesive layer and the second etching type adhesive layer are pressed can be reduced, laser stripping in the follow-up manufacturing process is facilitated, residues of the adhesive layers on the light-emitting face of the light-emitting chip can be reduced, and the light-emitting effect of the light-emitting chip is optimized.

The utility model relates to the field of ore pulp sample separation, in particular to an ore pulp separation barrel which comprises a base, a supporting rod is installed in the center of the top of the base, a material separation barrel is installed on the outer wall of the top of the supporting rod, material separation pipes which are distributed at equal intervals are connected to the bottom of the outer wall of the material separation barrel, and valves are installed in the material separation pipes. A mixing structure is mounted on the inner wall of the material distributing barrel, and a metering assembly is arranged on the outer wall of the top of the base and located at the bottom of the material distributing pipe; the mixing structure comprises a main shaft rotationally connected to the center of the material distributing barrel. The rotating direction of the motor set is changed, after the main shaft rotates, the one-way ring is driven to rotate through the pawl and the ratchet wheel in the one-way ring, so that the wall hanging rod moves along the inner wall of the material distributing barrel, materials remaining on the inner wall of the material distributing barrel are scraped off, and wall scraping is facilitated; and the metering scale is used for metering the materials in the collecting barrel, so that the materials distributed in the collecting barrel are consistent, and uniform material distribution is facilitated.

The present application provides a method for improving the residual particles in the degumming chamber, comprising: step S1, heating the chamber; step S2, softening the polymer in the chamber with water vapor; step S3, applying high pressure to the chamber, introducing nitrogen and oxygen, and removing the polymer on the side wall of the chamber; step S4, repeating step S3 to enhance the removal ability; step S5, applying low pressure to the chamber, introducing nitrogen and oxygen, and taking away the polymer; step S6, repeating step S5 to enhance the removal ability; step S7, closing the valve controlling the chamber pressure, applying high pressure to the chamber, bombarding the valve with nitrogen, and breaking up the polymer at the valve; step S8, opening the valve controlling the chamber pressure, applying low pressure to the chamber, and taking away the polymer with nitrogen. Through steps S4 and S6, the cleaning effect of the polymer accumulated on the side wall of the chamber can be enhanced; through steps S7 and S8, the polymer accumulated at the valve can be effectively removed.

The present invention belongs to the technical field of polymer materials, and specifically relates to a photosensitive adhesive liquid, a preparation method thereof and an application thereof. The photosensitive adhesive liquid of the present invention comprises, by weight, 48-65 parts of a polymer, 36-50 parts of a monomer, 1-4 parts of a powder, 0.1-4 parts of an additive, and 5-25 parts of a solvent. The present invention can improve the exposure resolution of a photosensitive dry film, improve the substrate adhesion of the photosensitive dry film, reduce exposure energy, improve the exposure efficiency of the dry film, reduce the film removal time of the substrate surface, and avoid dry film residue in small holes.

The utility model discloses disassembling equipment for a button battery, which relates to the technical field of battery disassembling and comprises a case, guide posts are fixedly connected to the left side and the right side above the case, a fixing plate is fixedly connected to the upper portions of the two guide posts, an upper die holder is detachably connected to the middle of the bottom surface of the fixing plate, and an ejector pin is fixedly connected to the middle of the bottom surface of the upper die holder. A moving plate is slidably connected between the two guide columns through sliding sleeves, a fixing seat is detachably connected to the middle of the upper surface of the moving plate, a lower die holder is detachably connected to the upper portion of the fixing seat, a disassembling groove is formed in the middle of the upper portion of the lower die holder, disassembling steps are arranged in the disassembling groove, and a jacking assembly is fixedly installed at the position, below the moving plate, above the machine box. The device has the advantages that the jacking assembly is driven by the servo motor to accurately control the height of the moving plate, the disassembly strength and angle can be accurately controlled in cooperation with positioning of the ejector pin and the disassembly step, breakage or deformation of a battery shell caused by disassembly of traditional pliers is avoided, and it is ensured that the internal structure is complete.

The embodiment of the application provides a base station and a cleaning system, the base station comprises a shell, a clean water outlet extending to the outside of the shell, a water inlet pipe arranged in the shell, a control system, a sewage receiving part, a drain outlet extending to the outside of the shell and a first drain pipe arranged in the shell. One end of the water inlet pipe is communicated with the clean water outlet, and the other end is used for being communicated with a water source. The control system is arranged in the shell and comprises a charging module, the charging module has a charging port led to the outside of the shell, and the charging port is movably connected to the shell through a first automatic telescopic assembly. The inner side of the sewage receiving part is movably connected to the shell through a second automatic telescopic assembly. The drain outlet is arranged on the opposite side or the adjacent side of the clean water outlet. One end of the first drain pipe is arranged at the bottom of the sewage receiving part, and the other end is communicated with the drain outlet. No sewage tank is arranged in the shell, the base station receives sewage collected by a cleaning device through the sewage receiving part, the sewage receiving part is located outside the shell and can be treated at any time, and cleaning is easy.

The utility model provides an oral liquid medicine bottle for reducing oral liquid residues, and belongs to the technical field of medical instruments. The oral liquid medicine bottle comprises a bottle body, the bottle body is provided with a bottle opening and a bottle bottom which are opposite, at least part of the surface of the bottle bottom is a concave area, and the concave area is concave in the direction away from the bottle opening. The problem of oral liquid residues in the oral liquid medicine bottle can be solved, and the residual quantity of the oral liquid in the oral liquid medicine bottle is reduced.

The utility model relates to a 3D printing U-shaped molar propelling device. The 3D printing U-shaped molar propelling device comprises a 3D printing retention part and a propelling mechanism, the retention piece is arranged on an abutment tooth and is used for fixing the propelling mechanism, and the propelling mechanism is positioned at an edentulous position and is used for providing support for adjacent teeth on two sides of the edentulous position. All the components can be printed and formed by adopting a 3D printing technology, personalized customization on-site processing can be performed according to the oral cavity structure of a wearer, the manufacturing speed is high, the number of times of re-consultation of the wearer is optimized, the propelling device can be tightly attached to the tooth surface, and therefore the foreign body sensation of the wearer is reduced while stable support between teeth is provided; the propelling mechanism is small and exquisite in structure and can be hidden between tooth gaps, so that the influence of the propelling device on other oral activities of the wearer is further reduced.

The present application discloses a solar energy environment data collection smart street lamp, which includes a lamp pole, a lampshade is fixed on the top of the lamp pole, a lamp body is fixed on the bottom of the lampshade, a battery is fixed on one side of the bottom of the lampshade, a solar panel is hinged on the top of the lampshade, and the solar panel is electrically connected to the battery through an inverter; in this solution, when the solar panel absorbs and converts sunlight, if the angle of sunlight changes, the movement of the adjustment component drives the rotation of the solar panel to tilt the angle of the solar panel, so that the solar panel can adapt to the angle of sunlight, and then the movement of the reciprocating component drives the movement of the skateboard, and the skateboard drives the movement of the cleaning brush, and the surface of the solar panel can be wiped and cleaned during the movement of the cleaning brush, thereby reducing the residual dust on the surface of the solar panel, thereby facilitating the solar panel to receive and convert sunlight, facilitating the continuous power supply of the street lamp, and improving the use effect of the street lamp.

The invention relates to cleaning equipment which comprises a machine body, a floor brush, a suction motor and an air outlet duct, the floor brush comprises a floor brush main body and a cleaning part, the floor brush main body is connected with the machine body, and the cleaning part is arranged on the front portion of the floor brush main body and can clean a to-be-cleaned surface in the process that the floor brush main body moves back and forth in the preset advancing direction; the suction motor is arranged on the machine body and provided with a first air outlet. The air outlet duct is communicated with the first air outlet and extends to the rear portion of the floor brush body, and a second air outlet located in the rear portion of the floor brush body is formed in the air outlet duct; when the cleaning equipment is pushed forwards, airflow from the first air outlet can be blown to the cleaned surface of the cleaning piece through the second air outlet. The second air outlet blows air to the ground cleaned by the cleaning piece, evaporation of residual water stains on the ground is accelerated, the surface of the ground can be blow-dried in a targeted mode, and'instant drying 'is basically achieved.

The present disclosure provides a fluid device comprising: a device main body having a disc-shaped space therein for accommodating a fluid; a fluid inlet configured so as to introduce a fluid in a tangential direction at a position of 0 o'clock in a substantially circumferential portion of the disc-shaped space; and a fluid outlet configured so as to lead the fluid out of the space at a position of 6 o'clock to 12 o'clock in a substantially circumferential portion of the disc-shaped space.

The utility model discloses a kind of poultry slaughter blood collection devices, including flow guide structure, the inside of flow guide structure is provided with filter structure, the flow guide structure includes rectangular fence, rectangular limit support ring, inclined flow guide hopper and support, the filter structure includes rectangular mounting ring, filter screen and handle, and the inside of the rectangular fence and inclined flow guide hopper is coated with blood-repellent coating, the inclined flow guide hopper is fixed in the lower end outer surface of rectangular fence, the support is fixed in the lower end outer surface of inclined flow guide hopper.The utility model said a kind of poultry slaughter blood collection device, by the flow guide structure and filter structure of being set, it is convenient to filter blood, remove feather and impurity, improve the quality of product, blood-repellent coating is set in the inner wall of rectangular fence and inclined flow guide hopper, reduce the adhesion of blood in funnel inner wall, inhibit platelet adhesion, delay blood clotting, ensure blood fluidity.

The invention discloses homogenizing equipment for lubricating oil blending of a mechanical lubricating system, and the homogenizing equipment comprises a base which is used for supporting the homogenizing equipment, and the top of the base is fixedly connected with a filtering assembly; the homogenizing assembly is used for carrying out homogenizing treatment on the lubricating oil, and the homogenizing assembly is communicated with the top of the filtering assembly; wherein the homogenizing assembly comprises a treatment cylinder, the treatment cylinder is communicated with the top of the filtering assembly, and the outer surface of the treatment cylinder is fixedly connected with a feeding pipe. According to the homogenizing equipment for lubricating oil blending of the mechanical lubricating system, the stirring frame is driven by the motor to rotate in the treatment barrel, so that raw materials in the treatment barrel are stirred by the stirring frame, it is ensured that lubricating oil is evenly mixed in the treatment barrel, the space in the treatment barrel is separated by the separation assembly, and the uniformity of the lubricating oil is improved. And the situation that lubricating oil circulates everywhere in the treatment barrel to affect the uniform effect is avoided, and the separation assembly separates the internal space of the treatment barrel and meanwhile achieves the cleaning effect.

This utility model discloses a fixing device for irregularly shaped utensils in a alkali soaking tank, relating to the field of alkali soaking tank technology. It includes a bracket, a mesh cage assembly, and a hook assembly installed within the alkali soaking tank. The bracket includes a fixedly connected support member I and a fixing frame. The mesh cage assembly includes a support member II and a mesh cage mounted on the support member II for accommodating utensils to be soaked. The mesh cage includes a body and a cover, both of which have mesh openings. The hook assembly includes a fixedly connected support member III and a hook. Each end of the aforementioned support member I, support member II, and support member III is provided with a locking device for detachably installing the bracket, mesh cage assembly, and hook assembly above or inside the alkali soaking tank. The fixing device for irregularly shaped utensils in a alkali soaking tank provided by this utility model solves the problems in the prior art where the fixing frame in the alkali soaking tank cannot accommodate utensils of different sizes or shapes, and where some utensils float on the surface of the alkali solution, resulting in incomplete immersion and thus insufficient cleaning.

The utility model relates to the field of aluminium alloy foundry discloses alloy solution guiding frame for aluminium alloy foundry, including support frame, the support frame is fixed at the top surface of the chassis, the movable setting of support frame top has guiding box, the inside bottom surface of guiding box is inclined plane, the inside opening of guiding box has the mounting groove, the movable setting of mounting groove inside has guiding groove, the outer wall left side, right side of guiding groove is equipped with a plurality of springs respectively, a plurality of spring surrounds on a plurality of support column respectively. In the utility model, through the collaborative use of support frame, chassis, guiding box, mounting groove, guiding groove, vibration motor, connecting hole, spring and support column, aluminium alloy solution can be efficiently guided to the pressure casting machine bunker, the flow speed of solution is improved, the residual of solution in the guiding process is effectively reduced, thereby the production efficiency of aluminium alloy foundry is improved.

The utility model discloses a plate conveying line with a cleaning function. The plate conveying line comprises a conveying frame. A rotating shaft is rotationally connected to one side of the conveying frame, a transmission gear is fixedly connected to one side of the rotating shaft, a driven gear is connected to one side of the transmission gear in a meshed mode, a transmission roller is arranged on one side of the driven gear, and a conveying belt is connected to one side of the transmission roller in an attached mode; wherein a first dust removal box is arranged on one side of the conveying belt, a cleaning brush is fixedly connected to one side of the first dust removal box, and a dust suction pipe is fixedly connected to one end of the first dust removal box; a second dust removal box is fixedly connected to one side of the dust suction pipe, a second dust suction opening is fixedly connected to the middle of the second dust removal box, a toothed plate is fixedly connected to the middle of one side of the second dust suction opening, and a dust removal brush is arranged on one side of the toothed plate, so that dust remaining on the conveying belt can be cleaned conveniently, and meanwhile, when crystalline silicon plates are conveyed, the crystalline silicon plates can be cleaned conveniently. And dust on the surface of the crystal silicon plate can be erased.

The utility model belongs to reagent pretreatment pipe technical field, specifically speaking, it is a reagent pretreatment pipe convenient to quick centrifugal, including reagent pipe, still include: cross bar, fixed mounting in reagent pipe, and the both sides of cross bar still have gap with reagent pipe inner wall, the inside of cross bar is provided with the sliding slot of the sliding bar sliding, the inner wall of sliding slot is fixedly installed with the gasket that is in line with sliding bar, through the structure of design, make the anticoagulant can be mixed with blood gently fast, let anticoagulant and blood contact fully to prevent blood clotting, and the structure of the application design need not to traditional mixing adopt multiple times to overturn mode, thereby need not to rely on operator's " subjective control ", effectively avoided because the upper blood still not contact anticoagulant, lead to the phenomenon of partial blood coagulation to appear.

The utility model is applicable to the technical field of plate dip dyeing, and provides an automatic dosing structure for composite floor veneer dipping, which comprises a soaking tank, a sealing cover is mounted at the upper end of the soaking tank, and a vacuum pump is communicated with the middle of the top of the sealing cover; a feeding assembly is arranged on one side of the upper end of the sealing cover; the feeding assembly comprises a communicating pipe communicating with one side of the top of the sealing cover, a circular threaded groove is formed in the side, close to the communicating pipe, of the upper end of the sealing cover, and the communicating pipe is located in the middle of the circular threaded groove. And through the feeding tank convenient to disassemble, cleaning is convenient, and secondary use is prevented from being affected.