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34results about How to "Evenly attached" patented technology

Preparation of copper and cobalt codoped manganese-based catalyst and application of catalyst to low-concentration ozonolysis

The invention discloses preparation of a copper and cobalt codoped manganese-based catalyst with high stability and water-resistant capability and application of the catalyst to low-concentration ozonolysis, and belongs to the technical field of ozone purification catalysts. An efficient water-resistant ozonolysis catalyst is prepared by using copper, cobalt and manganese as active ingredients bya hydro-thermal method. In the preparation process, a certain quantity of potassium permanganate and manganese acetate are respectively dissolved in de-ionized water to form a uniform solution; then,a manganese acetate solution is slowly added into the potassium permanganate solution; uniform stirring is performed to form a uniform solution; copper nitrate solid and cobalt nitrate solid are addedinto the uniform solution; ultrasonic uniform stirring is performed; then, the solution is transferred into a hydrothermal reaction kettle; the temperature is regulated to be 150 DEG C; reaction is performed for 2h; after the reaction is finished, natural cooling is performed; after centrifugal washing and acid treatment drying are performed, the final material is obtained. The preparation methodis simple and convenient; the materials can be easily obtained; the problem of poor water resistant capability of a catalyst in the existing process is solved; the preparation process is simple; thematerials can be easily obtained; good industrial application prospects are realized.
Owner:GUANGDONG POLYTECHNIC OF ENVIRONMENTAL PROTECTION ENG

Sample cup and multi-channel optical test system containing same

The invention provides a sample cup and a multi-channel optical test system containing the same. The sample cup comprises a sealing cover, a flexible connection plate, a cup body and a sample container patch, wherein a sample containing cavity is arranged at the lower part of the cup body and is used for containing a sample; a vertical sample injection inlet part, a main sample injection channel and an air exhaust channel are arranged at the upper part of the cup body; a boundary surface between the sample injection inlet part and the cup body below the sample injection inlet part is an inclined plane; the upper ports of the main sample injection channel and the air exhaust channel are positioned at the upper and lower sides of the inclined plane; the upper port of the air exhaust channel is positioned above the inclined plane and is higher than that of the main sample injection channel; the upper part of the air exhaust channel vertically extend downward from the upper port and is roughly parallel to the sample injection inlet part and the main sample injection channel; the lower parts of the air exhaust channel and the main sample injection channel are inward bent; the lower ports of the air exhaust channel and the main sample injection channel are converged at the highest point of the sample containing cavity; and the cross-sectional area of the sample injection inlet part is equal to the sum of the cross-sectional areas of the main sample injection channel and the air exhaust channel. Through arranging the air exhaust channel, air bubbles generated in a sample injection process or an experiment process can be smoothly discharged to be above the sample, thereby not influencing the measurement precision at all.
Owner:BEIJING GENOME BIOTECH

Anti-splashing equipment for paint spraying of aluminum alloy motor shell

The invention relates to the technical field of paint spraying of motor shells, in particular to anti-splashing equipment for paint spraying of an aluminum alloy motor shell. The anti-splashing equipment comprises a storage box, wherein the top of the storage box is fixedly connected with a fixing plate through a supporting frame, the top of the fixing plate is movably connected with a rotary motor through a rotating rod, the bottom of the rotating rod penetrates through the anti-splashing plate and is fixedly connected with the anti-splashing plate, the bottom of the rotating rod is fixedly connected with a position limiting mechanism through a connecting plate, the position limiting mechanism is movably connected with a machine shell, the bottom of the inner cavity of the storage box is fixedly connected with a paint storage tank, the side surface of the paint storage tank fixedly communicates with a paint pumping pump through a paint pumping pipe, a paint spraying pipe fixedly communicates with the top of the paint pumping pump, and an atomizing nozzle is fixedly connected to one end, located in a protective box, of the paint spraying pipe. According to the anti-splashing equipment, compared with a handheld paint spraying device, the anti-splashing equipment has the advantage that the labor intensity is reduced, sprayed paint is prevented from being diffused into the air and falls onto the skin of a paint sprayer and the discomfort of a body is caused in the nose.
Owner:XINYI XIYI ADVANCED MATERIALS RES INST OF IND TECH CO LTD

Ceramic rotary slurry spraying forming method

The invention discloses a ceramic rotary slurry spraying forming method. The ceramic rotary slurry spraying forming method is characterized by comprising the following steps that (1) mold arrangementis conducted, specifically, molds needing to be machined are arranged on a rotary mold conveying device; (2) mold transporting is conducted specifically, the molds needing to be machined are transported to slurry spraying stations; (3) slurry spraying is conducted, specifically, after the molds are transported to the slurry spraying stations, nozzles located below the stations are made to stretchinto the molds through a lifting device, the nozzles rotatably spray the slurry onto the inner walls of the molds uniformly, and blank bodies are formed; (4) mold blank transporting is conducted, specifically, the blank bodies are transported to blank taking stations; and (5) blank taking is conducted, specifically, the bank bodies are taken down after being transported to the blank taking stations. According to the ceramic forming method, through the mode that the nozzles spray the slurry rotationally, the slurry can be sprayed onto the interiors of the molds more uniformly, the probability that pores occur to the blank bodies due to traditional slurry injection can be reduced, and the phenomenon that the slurry is not sprayed uniformly is decreased.
Owner:福建省德化县豪鹏机械有限公司

Fixed bed type bioreactor

PendingCN112708562ASolve the problem of excessive shear forceSolve the problem of uneven adhesionBioreactor/fermenter combinationsBiological substance pretreatmentsFixed bedPhysical chemistry
The invention relates to the technical field of bioreactors for culturing adherent cells and suspension cells with low shear force, in particular to a fixed bed type bioreactor. The fixed bed type bioreactor comprises a tank body and a carrier column, wherein the upper part of the tank body is hermetically connected with a tank cover; a magnetic stirring base is arranged at the lower part in the tank body; a drainage hole is formed in the bottom of the magnetic stirring base; a magnetic stirrer for rotationally stirring water is installed in the magnetic stirring base; the carrier column is detachably installed above the magnetic stirring base; and the carrier column is filled with a plurality of fibrous carrier sheets. The magnetic stirrer drives a culture medium to flow in from the drainage hole in the bottom, pass through the carrier sheets in the carrier column, finally flow out from the top of the carrier column and return to the tank body through rotary stirring to form a circulating liquid flow direction in the culture medium. Aiming at the defects in the prior art, the problems that part of cells difficultly grow in the bioreactor and part of suspension cells produce toxin in a common STR reactor or the protein expression quantity is low are solved.
Owner:昆明柏特生物科技有限公司

Composite factor anti-aging moisturizing cosmetic

The invention belongs to the technical field of cosmetic production and application, and particularly relates to a composite factor anti-aging moisturizing cosmetic. A maintenance device used in the application process of the cosmetic comprises a device box, a connecting pipe and a mask; a water tank and a steam box are fixedly connected to the interior of the device box, and the water tank and the steam box are communicated with each other; a supporting rod is rotatably connected to the upper surface of the device box; the connecting pipe is fixedly connected to the portion, close to the right end face of the supporting rod, of the lower surface of the supporting rod; and the mask is fixedly connected to the lower end face of the connecting pipe. By means of the composite factor anti-aging moisturizing cosmetic, water evaporation of the face of a person is effectively achieved, the skin of the face is heated, blood flow in the skin of the face is accelerated, pores are promoted to beopened, and water absorption is improved; and meanwhile, rapid absorption of ingredients of the cosmetic can be effectively promoted, by means of atomization treatment of the diluted cosmetic, the cosmetic can uniformly fall on the face, manual assistance smearing is not needed, and the cosmetic is convenient and easy to use.
Owner:绍兴上虞锦色化妆品有限公司

Wall cloth attaching device capable of preventing wrinkles

InactiveCN110525114AEvenly attachedAchieve flat attachmentPaperhangingWrinkle skinEngineering
The invention discloses a wall cloth attaching device capable of preventing wrinkles, and belongs to the technical field of attaching equipment. A wall cloth attaching device capable of preventing wrinkles comprises a shell, the inside of the shell is hollow, the top of the shell is rotationally connected with a cloth rolling roller shaft, symmetrical strip-shaped holes are formed in the side wallof the shell, supporting rods are slidably connected into the strip-shaped holes, and the ends, arranged outside the shell, of the supporting rods are rotationally connected with telescopic rollers.Supporting rods on the two telescopic rolling wheels at the front end extend into the shell and are rotationally connected with a driving disc, the center of the driving disc is rotationally connectedto the inner wall of the shell through a pin shaft, and the ends, away from the supporting rods, of the driving disc are rotationally connected with pressing roller supports; the compression roller support is arranged in the shell, the wall cloth is flatly attached to the surface of a wall through the compression roller shaft on the compression roller support, and the risk of defects occurring inthe attaching process is reduced; in addition, the process that a pressing wheel seam pressing procedure needs to be additionally added when traditional wall cloth is attached is avoided, and the working efficiency can be improved.
Owner:河南省同宇建筑工程有限公司

Furniture fitting

The invention relates to a furniture fitting (1) for connecting two furniture parts that are brought together in a horizontal longitudinal motion, comprising at least two fitting parts (2, 3), of which a first fitting part (1) is provided on a first of the two furniture parts and a second fitting part (3) is provided on a second furniture part, the first fitting part being designated as a guide part (2), and the second fitting part being designated as a locking part (3) and being movable on the guide part (2)until the second fitting part reaches a locking position, in which the two furniture parts are connected to each other, the two fitting parts (2, 3) engaging one behind the other and thus securing the two furniture parts in their connected arrangement. According to the invention, the two fitting parts have complementary insertion surfaces, which form a guide bevel (12) that lifts the locking part when the locking part is placed against the guide part, and the two fitting parts have complementary transverse guide surfaces (15) such that, when the two fitting parts are brought together horizontally, the two furniture parts thus connected are automatically brought together in a transverse direction, which is likewise horizontal but extends transversely to the prior longitudinal direction of motion, and thus the distance between the furniture parts is reduced, and the locking part (3) can be locked to the guide part (2) in a downward motion.
Owner:欧仕达家俱制造商

Prestressed steel strand without pickling, non-phosphating drawing equipment and production process

The invention belongs to the technical field of prestressed steel strand drawing and discloses pre-stressed steel strand pickling-free and phosphating-free drawing equipment and a production process. The equipment comprises a pay-off rack, a straightening traction device, a shelling device, a high-pressure washing device, a boronizing device, a drying device, a steel strand drawing device and a take-up rack which are sequentially arranged. The pre-stressed steel strand pickling-free and phosphating-free drawing equipment provided by the invention is reasonable in structural design, through the design of multiple shelling wheel sets, the drawing equipment can be matched with a pre-stressed steel strand for physical shelling, and then through the design of a rust removal casing and steel wire balls, rust attached to the pre-stressed steel strand after shelling can be further cleared, so that the overall effect of the pre-stressed steel strand after shelling is good, compared with a conventional acid method, the shelling efficiency is greatly improved, and the degree of automation is high. The adjustment of the corresponding shelling wheels can also be carried out for pre-stressed steel strands with different diameters and pre-stressed steel strands with different degrees of oxidation, so that the application range is wide.
Owner:河南恒星钢缆股份有限公司

Wall cloth attaching device

The invention discloses a wall cloth attaching device, and belongs to the technical field of attaching equipment. The wall cloth attaching device comprises a shell, wherein the interior of the shell is hollow, and the top of the shell is rotationally connected with a cloth rolling roller shaft; symmetrical strip-shaped holes are formed in the side wall of the shell, supporting rods are slidably connected into the strip-shaped holes, and the ends, arranged outside the shell, of the supporting rods are rotationally connected with telescopic rolling wheels; and the supporting rods on two telescopic rolling wheels at the front end extend into the shell and are rotationally connected with a driving disc, the central position of the driving disc is rotationally connected to the inner wall of the shell through a hinge pin, and the end, away from the supporting rods, of the driving disc are rotationally connected with a pressing roller support. According to the wall cloth attaching device, the pressing roller support is arranged inside the shell, and wall cloth is flatly attached to the surface of a wall through pressing roller shafts on the pressing roller support, so that the risk of defects occurring in the attaching process is reduced; and in addition, the wall cloth attaching device avoids the process that a pressing wheel seam pressing procedure needs to be additionally added when traditional wall cloth is attached, and the working efficiency can be favorably improved.
Owner:南京奥新可工程科技有限公司

Hollow tube bundle type fixed bed bioreactor for adherent culture of mammalian cells

The invention provides a hollow tube bundle type fixed bed bioreactor for adherent culture of mammalian cells, and can effectively solve the technical problems that cells are unevenly distributed on a carrier, the center of a carrier stack is prone to produce a cell-free "dead zone", shear force of a fluid medium in the reactor is large, and the cells are difficult to harvest. The hollow tube bundle type fixed bed cell bioreactor comprises a tank body, a carrier, a culture medium driving unit and a gas supply unit; a flange cover is mounted at the top of the tank body, and the carrier is arranged in the tank body. The hollow tube bundle type fixed bed cell bioreactor is characterized in that only flow channels vertical and evenly distributed are arranged in the carrier; gaps are arranged between the upper end of the carrier and the flange cover and between the carrier and the side wall of the tank body; and culture mediums in the tank body flow in from the opening at lower ends of the flow channels under the action of the culture medium driving unit, and then return to the bottom of the tank body after sequentially passing through the flow channels, the gap between the carrier and the flange cover and the gap between the carrier and the side wall of the tank body.
Owner:JIANGNAN UNIV

A method for ceramic rotary spray molding

The invention discloses a ceramic rotary slurry spraying forming method. The ceramic rotary slurry spraying forming method is characterized by comprising the following steps that (1) mold arrangementis conducted, specifically, molds needing to be machined are arranged on a rotary mold conveying device; (2) mold transporting is conducted specifically, the molds needing to be machined are transported to slurry spraying stations; (3) slurry spraying is conducted, specifically, after the molds are transported to the slurry spraying stations, nozzles located below the stations are made to stretchinto the molds through a lifting device, the nozzles rotatably spray the slurry onto the inner walls of the molds uniformly, and blank bodies are formed; (4) mold blank transporting is conducted, specifically, the blank bodies are transported to blank taking stations; and (5) blank taking is conducted, specifically, the bank bodies are taken down after being transported to the blank taking stations. According to the ceramic forming method, through the mode that the nozzles spray the slurry rotationally, the slurry can be sprayed onto the interiors of the molds more uniformly, the probability that pores occur to the blank bodies due to traditional slurry injection can be reduced, and the phenomenon that the slurry is not sprayed uniformly is decreased.
Owner:福建省德化县豪鹏机械有限公司

The method of clamping the bottle blowing mold by using the clamp during turning

The invention discloses a method of using a fixture to clamp a bottle blowing mold during turning. The method includes: clamping the bottom end of a half core with a left clamping device having a first elastic positioning component, wherein the first elastic positioning component is attached tightly to the peripheral face of the bottom end of the half core; clamping the bottleneck end of the halfcore with a right clamping device having a second elastic positioning component, wherein the second elastic positioning component is attached tightly to the peripheral face of the bottleneck end of the half core, and the left and right clamping devices are connected via a connection haft; using a three-jaw chuck of a lathe to clamp and hold the clamping end, coaxial to the first elastic positioning component, of the left clamping device such that an ejector pin at the tail of the lathe is inserted into an ejector pin hole in the right clamping device end of the connection shaft, and such thatcylindrical turning can be started for the half core. The method can provide better internal and external coaxiality for a half core during cylindrical turning, extrusion indentations in the surface of the half core are avoided, and processing quality and efficiency of the half core are improved accordingly.
Owner:HANGZHOU WAHAHA PRECISION MACHINERY

Furniture fitting

The invention relates to a furniture fitting (1) for connecting two furniture parts that are brought together in a horizontal longitudinal motion, comprising at least two fitting parts (2, 3), of which a first fitting part (1) is provided on a first of the two furniture parts and a second fitting part (3) is provided on a second furniture part, the first fitting part being designated as a guide part (2), and the second fitting part being designated as a locking part (3) and being movable on the guide part (2)until the second fitting part reaches a locking position, in which the two furniture parts are connected to each other, the two fitting parts (2, 3) engaging one behind the other and thus securing the two furniture parts in their connected arrangement. According to the invention, the two fitting parts have complementary insertion surfaces, which form a guide bevel (12) that lifts the locking part when the locking part is placed against the guide part, and the two fitting parts have complementary transverse guide surfaces (15) such that, when the two fitting parts are brought together horizontally, the two furniture parts thus connected are automatically brought together in a transverse direction, which is likewise horizontal but extends transversely to the prior longitudinal direction of motion, and thus the distance between the furniture parts is reduced, and the locking part (3) can be locked to the guide part (2) in a downward motion.
Owner:欧仕达家俱制造商

Domestic movable air cooler

The invention discloses a domestic movable air cooler. The domestic movable air cooler comprises a machine body, a cold water tank is fixedly installed at the bottom part of the inner side of the machine body, a water conveyance device is arranged at one side of the cold water tank, the water conveyance device is installed at the outer end of the machine body, a water pumping device is fixedly installed at the bottom part of the inner side of the cold water tank, one end of the water pumping device is connected with a water pumping pipe, one side of the water pumping device is provided with atemperature control pipe, the top part of the cold water tank is fixedly provided with a water baffle plate, the top part of the inner side of the machine body is fixedly provided with a wet curtain,the inner part of the wet curtain is provided with a plurality of uniformly distributed capillaries, one end of a fan hood is fixedly provided with a fan, one end of the fan is fixedly provided with atransmission device, and one end of the transmission device is fixedly provided with a servo motor. According to the domestic movable air cooler, the plurality of capillaries are arranged in the inner part of the wet curtain, so that water is evenly distributed on the wet curtain through using the capillaries, wind which is blown from the fan to the wet curtain evenly carries with water vapor, and the practicability of the domestic movable air cooler is enhanced.
Owner:HUBEI POLYTECHNIC UNIV
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