58results about How to "Avoid complicated procedures" patented technology

The invention provides a plated piece and a preparation method thereof. The plated piece comprises a matrix and a fingerprint resisting layer formed on the surface of the matrix, the combination surface of the matrix with the fingerprint resisting layer has a roughness of 0.05-0.25mun, the fingerprint resisting layer is a nano-polytetrafluoroethylne layer, and a micro-nano mastoid structure is formed on the surface of the fingerprint resisting layer. The preparation method of the plated piece comprises the following steps: 1, providing the matrix; 2, roughening one surface of the matrix to make the surface have the roughness of 0.05-0.25mun; and 3, depositing the fingerprint resisting layer on the matrix-roughened surface with a plasma assisted deposition plating process.

The invention discloses an anti-corrosive anti-pollution environment-friendly plastic brake valve with flexible seal, and solves the defects that in the prior art, the manufacturing process of a flexible seal brake valve is complicated, the manufacturing cost is high, and secondary pollution is easily caused for fluids. The plastic brake valve comprises a valve body, a valve cover, a valve rod and a brake plate, wherein the valve body is in a three-way structure; the valve cover is arranged at the top end of the valve body, and is movably connected with the valve body; one end of the valve rod penetrates through the valve cover and stretches to the inside of the valve body, and the other end of the valve rod is provided with an adjusting hand wheel; the brake plate is arranged at one end of the valve rod; the brake plate is a composite plastic brake plate; the valve body and the valve cover are both made of modified polyphenylene oxide; and copper connectors are arranged at two connecting ends of the valve body. On the basis, the invention further discloses a machining process of the anti-corrosive anti-pollution environment-friendly plastic brake valve with flexible seal. The anti-corrosive anti-pollution environment-friendly plastic brake valve with flexible seal disclosed by the invention has a simple structure, and can be conveniently machined through injection molding; therefore, the brake valve is suitable to be widely promoted and applied.

The present invention discloses a method using the flying-second laser to realize the selective metal on the glass surface, which comprises the following steps: (1) a silver nitrate film is prepared on the glass base; (2) the method uses the flying-second laser focalized on the silver nitrate film to draw the design; (3) the method wipes off the silver nitrate film not being radiated; (4) the method adds the chemical copperizing liquid to make chemical copperizing. Compared with the traditional metal method, the present invention is with much simpler design, much faster preparation process and more controllable technical and so on. The method is with much greater application potential and practical value in the multi-functional chip experiment and the integration of the micro-component, in particular to the effective integration of the electricityl function and calorifics function.

The invention provides a multi-continuous-containing bread baking box and a machining technique thereof. The multi-continuous-containing bread baking box comprises an integrally-formed multi-continuous-containing baking box main body, main body positioning holes, sealing plates and cover plate positioning holes. The multi-continuous-containing baking box main body comprises long groove-shaped mold cavities, a partition plate is arranged between every two adjacent long groove-shaped mold cavities, and the cover plate positioning holes are formed in the partition plates. The main body positioning holes are formed in the bottom surfaces of the long groove-shaped mold cavities, and the main body positioning holes in the long groove-shaped mold cavities are arranged at equal intervals. The sealing plates are fixed to the two ends of the multi-continuous-containing baking box main body. The multi-continuous-containing bread baking box has the advantages that the design is scientific, the number of joints is small, the structure is firm, and the service life is long. The machining technique of the multi-continuous-containing bread baking box comprises the following steps of (1) plate positioning; (2) laser cutting of the main body positioning holes and the cover plate positioning holes; (3) stretch forming; (4) re-performing of the step (3); (5) welding of the sealing plates; and (6) sand blasting, paint spraying and drying of the surface of a mold obtained after welding, and completing of manufacturing. The machining technique of the multi-continuous-containing bread baking box has the advantages that the design is scientific, the technological steps are simple, the labor intensity of workers is relieved, and forming steps are few.

The invention provides a coated part and a manufacturing method of the coated part. The coated part comprises a basal body and an anti-fingerprint coating formed on the surface of the basal body, wherein the anti-fingerprint coating is a nano-sized tin dioxide coating and nano-sized protrusions are formed on the surface of the coating. The manufacturing method of the coated part comprises the following steps of: providing a basal body and forming an anti-fingerprint coating on the surface of the basal body by vacuum sputtering method, wherein the anti-fingerprint coating is a nano-sized tin dioxide coating and nano-sized protrusions are formed on the surface of the coating.

The invention discloses a multiple PCR kit for detecting the eleventh exon mutation of breast cancer susceptibility gene and a preparation method thereof. The PCR amplification primers of the kit are composed of primers pair 1 which consist of SEQ ID NO:1 and SEQ ID NO:2 and primers pair 2 which consist of SEQ ID NO:3 and SEQ ID NO:4. The multiple PCR kit of the invention combines the SSCP technology with the DNA silver staining and can simultaneously screen the mutation conditions of the eleventh exon of BRCA1 gene and the eleventh exon of BRCA2 gene. The invention has the advantages of strong sensitivity, high accuracy, simple and convenient property, etc. and has important significance on the early detection and the forecast of the breast cancer.

The invention belongs to the technical field of plant spice extraction, and particularly relates to an extraction method of geranium oil. The method comprises the following steps: (1) selecting stemsand leaves of Pelargonium roseum Ait. as raw materials; (2) smashing the stems and leaves into paste; (3) performing enzymolysis; (4) adding yeast powder for treatment; (5) performing high temperaturetreatment; (6) performing emulsification and homogenization; (7) performing ultrasonic treatment; (8) performing concentration; and (9) performing distillation. By adopting the method for extractingthe geranium oil, the extraction rate of the geranium oil is obviously increased, and the method adopts an enzymolysis mode with mild reaction conditions, thereby overcoming the environmental problemscaused by the traditional organic solvent extraction method and avoiding complicated procedures caused by subsequent recovery or treatment of an organic solvent.

The invention discloses a support. The support (1) comprises a diffuser push rod (11), an upper clamping structure (12) and a lower clamping structure (13). The diffuser push rod (11) is disposed above the upper clamping structure (12), the upper clamping structure (12) is disposed above the lower clamping structure (13), the upper clamping structure (12) and the lower clamping structure (13) are crossed, and the upper clamping structure (12) is shorter or narrower than the lower clamping structure (13). During use, an LED light bar base plate (3) is mounted in a light bar accommodating position at the back of a back plate (2), the upper clamping structure (12) penetrates the LED light bar base plate (3) and the back plate (2), and then the upper clamping structure (12) and the lower clamping structure (13) fix the LED light bar base plate (3) on the back plate (2) by turning the support (1). The support is simple in structure, and the backlight module with the same has the advantage that a light source can be detached easily and rapidly so as to be changed.