30results about How to "Low mass production" patented technology

The invention relates to I-III-VI group 2 sulfide and particularly relates to an AgIn5S8-ZnS/MoS2 heterojunction composite photocatalyst prepared by utilizing a simple and rapid hydrothermal method. The AgIn5S8-ZnS/MoS2 heterojunction composite photocatalyst can be used for degrading a rhodamine B dye under visible light. The AgIn5S8-ZnS/MoS2 heterojunction composite photocatalyst is prepared by mixing and stirring AgIn5S8-ZnS nano crystals, ammonium molybdate tetrahydrate and thiourea, carrying out a hydrothermal reaction for 8 hours at 200 DEG C, and filtering, washing and drying after the reaction is finished, wherein the mass ratio of the MoS2 to the AgIn5S8-ZnS nano crystals is 1%-30%, and the optimal mass ratio of the photocatalytic performance is 5%. An experiment of degrading rhodamine B (RhB) under the visible light shows that the prepared composite photocatalyst has good photocatalytic activity.

An optical device in which an end surface of a periodic multilayer structure is provided as a beam incidence surface or as a beam exit surface. The optical device can realize a high resolving-power spectroscopic apparatus without having any increase in size of the apparatus and by use of good directivity of beam leaked from the multilayer structure and strong wavelength dependence of an angle of the leaked beam.

The invention discloses a C form-factor pluggable (CFP) optical transceiver with an interleaver. The CFP optical transceiver comprises a transmitter and a receiver. The transmitter has two groups of 2:1 modified multiplexers and the interleaver connected with the 2:1 modified multiplexers by an optical fiber, wherein the 2:1 modified multiplexers and the interleaver are all used for coupling two paths of optical signals with different wavelengths into the same optical fiber for transmission. The CFP optical transceiver with the interleaver is used for 40G or 100G LR4 and ER4 type CFP communication systems, has the advantages of simple structure and low cost, and is easy to package and produce in batches. In the structure, coarse wavelength division multiplexing (CWDM)/local area network-wavelength division multiplexing (LAN-WDM) optical signals with four wavelengths are multiplexed into two groups of optical signals by the 2:1 modified multiplexers (2:1MUX), and then the two groups of optical signals enter the same optical fiber by the interleaver. By the technology provided by the invention, the cost of the receiver can be reduced to 1/5 to 1/10 of that of the prior art.

The present invention provides a high silicon cast iron superior in acid resistance, which not only possesses improved tensile strength compared to conventional high silicon cast iron, but also is inexpensive and mass producible, by improving the manufacturing process without adding any apparatus, and a manufacturing method thereof. This high silicon cast iron includes silicon(Si) 13.5-15.5 wt.%, carbon(C) 0.7-1.1 wt.%, manganese(Mn) 2.2 wt.% or less, at least one element between chromium(Cr) 1-5 wt.% and molybdenum(Mo) of 1-5 wt.%, and the balance iron(Fe) with unavoidable impurities. The manufacturing method comprises heating a molten metal of the above composition at a temperature of 1,650 DEG C. or higher to remove impurities, tapping it into a ladle in which a misch metal 0.1-0.4 wt.% against the weight of the molten metal is added, and casting the molten metal while controlling it to the lowest castable temperature, namely 1,270-1,350 DEG C..

The invention provides a collection spectacle lens, a collection eyeglasses and an application thereof and belongs to the technical field of the eyeglasses. The invention is characterized in that the spectacle lens of the collection eyeglasses is the collection spectacle lens and the collection eyeglasses changes binoculus collection with the collection spectacle lens, moreover, the collection glasses can match with a presbyopia eyeglasses or myopia eyeglasses of the prior art and improves the shortcomings thereof; the invention can make the eyes feel comfortable without fatigue when in watching. The invention is a comfortable type presbyopia eyeglasses or comfortable type myopia eyeglasses. The teenager can keep out myopia when in learning with the invention.

The invention discloses a MEMS scan mirror. The MEMS scan mirror comprises two piezoelectric ceramic blocks, two piezoelectric driving arms, two cross beams, two torsion beams and a reflecting mirrorsurface, wherein an interval distance is arranged between the two piezoelectric ceramic blocks, the two piezoelectric driving arms are separately arranged on the two piezoelectric ceramic blocks, thetwo cross beams are connected in parallel between the two piezoelectric driving arms, the two torsion beams and the reflecting mirror surface are connected in series between the two cross beams, and the reflecting mirror surface is connected between the two torsion beams; the voltage applied by the two piezoelectric driving arms are opposite, so that the two piezoelectric driving arms bend in opposite directions, and the reflect mirror surface is driven to deflect; and the voltages applied by the two piezoelectric ceramic blocks are opposite, so that the deformation of the two piezoelectric ceramic blocks in opposite directions in the direction perpendicular to the reflecting mirror surface drives the reflecting mirror surface to deflect and is superposed with a deflection angle of the reflecting mirror surface caused by the piezoelectric driving arms to amplify the deflection angle of the reflecting mirror surface. The scan mirror can realize the large deflection angle, and has smallvolume, high reliability and simple structure and manufacturing process.

The invention discloses a device assembly for power line fault testing. An output end of a travelling wave sensor (3) is connected with an input end of a signal amplifying circuit (4), an input end of an analog-digital converter (5) is connected with an output end of the signal amplifying circuit (4), an output end of the analog-digital converter (5) is connected with a central processor (6), an input end of the central processor (6) is connected with the output end of the analog-digital converter (5), an output end of the central processor (6) is connected with a short message server (7), an input end of the short message server (7) is connected with the output end of the central processor (6), an output end of the short message server (7) is connected with a short message acquisition module (8), an input end of the short message acquisition module (8) is connected with the output end of the short message server (7), and an output end of the short message acquisition module (8) is connected with a mobile phone receiving terminal (9).

Provided is an electrode for a cold-cathode discharge tube and an electrode assembly for a cold-cathode discharge tube each having high resistance to sputtering, capable of extending the electrode service life, using an inexpensive material and is thereby capable of reducing the electrode cost, and having proper workability. This electrode for a cold-cathode discharge tube is formed of a Ni-Nb alloy, containing 6-32 wt.% of Nb and having a composition of unavoidable impurities and Ni in the remaining part. This electrode assembly for a cold-cathode discharge tube is composed of a cup-shaped electrode, formed of a Ni-Nb alloy containing 6-32 wt.% of Nb and having a composition of unavoidable impurities and Ni in the remaining part, and a lead fixed to the bottom surface of the electrode.

The invention relates to a BIM and VR-based finished house batch hardcover fusion production construction method, which comprises the following steps of: establishing a standardized house type data model through BIM, simultaneously manufacturing VR installation videos to a project in a matching way in a product design stage, restoring installation steps one by one according to product trial assembly steps in three-dimensional software 3dMax software, then using a virtual reality technology to carry out reduction manufacturing in a VR engine, and following installation according to demonstration. In production links, production data and projects are matched, production personnel can pay more attention to the production links, a large amount of time does not need to be spent in processing the production data, generation of a large amount of production data is avoided, and production efficiency is improved. According to the method, three links of design, production and installation are broken through, the consistency of production and project installation link data is guaranteed through BIM data, installation specifications are converted into visual images and experience through the visual sensitivity of the VR technology, the quality of finished house batch fine decoration projects is improved, the production efficiency is improved, the production cost is reduced, and the productquality is guaranteed.

The invention provides a self-excitation type torque detection sensor which can increase a magnetic circuit effective for torque detection and can detect the compression stress and the tensile stress generated at the whole periphery of a detected body in a very fine manner. A first torque detection unit (7a) and a second torque detection unit (7b) are laminated such that a first energization circuit (6a1) and a third energization circuit (6b1) are disposed on a center mirror surface with a plane of symmetry (M) orthogonal to the axial direction of the object to be detected, and a second energization circuit (6a2) and a fourth energization circuit (6b2) are disposed on a center mirror surface with a plane of symmetry (M) orthogonal to the axial direction of the object to be detected. A plurality of magnetic circuits are respectively formed between the pole teeth having an inclination of plus or minus 45 degrees in the first torque detection part (7a) and the second torque detection part (7b).

The invention discloses linkage-type batch processing cutting-off manufacturing equipment applied to the wood industry. The linkage-type batch processing cutting-off manufacturing equipment applied to the wood industry comprises an equipment body, wherein a guide rail assembly, a movable cutting assembly, a parallel assembly, a material positioning assembly, a material ejecting assembly, a material quantitative feeding assembly and a linkage driving assembly are arranged in the equipment body. The linkage-type batch processing cutting-off manufacturing equipment applied to the wood industry has the following advantages that following actions are completed by adopting an independent drive, the equipment cost and the maintenance cost are reduced, the stability is improved, meanwhile, a series of coherent actions of automatic material preparing, automatic feeding, automatic cutting knife feeding, automatic cutting knife disengaging, automatic ejecting and the like can be achieved through one drive, the overall production efficiency is improved, the equipment manufacturing cost is reduced, investment of manpower and material resources is reduced, batch production is achieved, the structure is simple, and use is convenient.

The invention provides a self-excitation type torque detection sensor, which can be miniaturized and mass-produced at low cost, and can detect the compression stress and tensile stress generated at the whole periphery of a detected body without reducing detection sensitivity. The self-excitation type torque detection sensor comprises a plurality of first pole teeth (3a) and second pole teeth (3b) which are provided so as to protrude in a comb-tooth arrangement in the circumferential direction of an annular core (2); and a plurality of energizing circuits (6a, 6b) connected in series to a first coil (5a) and a second coil (5b) wound around the first pole tooth (3a) and the second pole tooth (3b) in different winding directions, wherein a plurality of magnetic circuits having an inclination of + 45 degrees and a plurality of magnetic circuits having an inclination of -45 degrees with respect to the axial direction formed by the object to be detected are respectively formed between the first pole tooth (3a) and the second pole tooth (3b) by energizing the plurality of energizing circuits (6a, 6b).

The invention discloses an intelligent modular building self-mixing mortar transportation device and an operation method, and belongs to the field of building engineering decoration branch engineering construction. The modular box transportation device comprises a modular box, a transportation body, a moving mechanism installed on the transportation body and a carrying mechanism for moving the modular box to the position above the transportation body. The device is novel in design, simple in structure, easy to install and easier to use. In the construction process, one carrier loader and a plurality of modular box bodies can form a group, and high-turnover and zero-waiting mortar transportation work is achieved. The mortar box is light in weight, high in strength and low in manufacturing cost, the modular design is more beneficial to batch production, and universality is guaranteed; the resource configuration that one vehicle is provided with multiple boxes can enable an operator to concentrate on mortar turnover transportation, so that the waiting time of people and the vehicle is greatly saved, and the working efficiency is invisibly improved; and due to high-efficiency transportation, the waiting exposure time of the building mortar is reduced to the maximum extent, so that the best workability of the mortar during use is ensured, and multiple purposes are achieved.