33results about How to "Reduce the difficulty of production technology" patented technology

The present invention discloses multi-function layer nitride low radiation energy saving glass, the multi-function layer nitride low radiation energy saving glass includes a coated glass substrate (1), a depositing barrier layer for Na + ion barrier, a first functional layer, a second functional layer, a third functional layer and a protective layer are arranged sequentially from the inside to the outside on the coated glass substrate (1); the depositing barrier layer is a silicon nitride film layer (2); the first functional layer comprises three continuous film layers, namely an aluminum nitride layer (31), a titanium nitride film layer or a metal titanium film layer (32), and an aluminum nitride film layer (33); the second functional layer is a zirconium nitride film layer (41); the third functional layer is an aluminum nitride film layer (51), a titanium nitride film layer (52) and an aluminum nitride film layer (53); and the protective layer is a silicon nitride film layer (61). The multi-function layer nitride low radiation energy saving glass is good in weather resistance, good in corrosion resistance, good in mechanical properties, uniform in film layer distribution, softer in colors, and good in film density.

The invention discloses an electromagnetic hand-holding patting plate and a production method. The electromagnetic hand-holding patting plate comprises a patting plate body, a handle, an adjusting system, an electromagnetic system, an antistatic panel, springs, positioning rods and a fixing rod, the antistatic panel is arranged at the upper end of the patting plate body, the fixing rod penetrates a round hole of the handle and penetrates a round hole at the upper end of the patting plate body to be closely matched with the round hole in the patting plate, the fixing rod and the round hole at the upper end of the patting plate body are matched loosely, each spring is arranged in the corresponding positioning rod which penetrates a plane via hole at the lower end of the patting plate body to enable the corresponding spring to be arranged at the lower end of the patting plate body, the positioning rods are fixed in a cavity at the rear end of the handle, and the electromagnetic system is connected with the adjusting system and arranged in the cavity of the handle. The electromagnetic hand-holding patting plate is simple in structure, convenient to use and capable of replacing manpower to wave a bat to enable the end faces of fiber bundles to be orderly, no damage is caused to fibers, and the defects of high production labor intensity and low efficiency of existing work are overcome.

An energy-saving air-draught coal - fired range is prepared by connecting coal - fired range, draught tube, exhaust-heat boiler and draught fan in series. The device works totally in semi-closed draught mode to let air flow under internal draft condition so there is no dust in the room and the surplus flame and heat are led to exhaust heat boiler so energy saving purpose can be achieved.

The invention relates to a gravity heat transfer device and a preparation method thereof. The gravity heat transfer device includes a heat transfer device body and a liquid working medium, the heat transfer device body includes a heat transfer device shell and a separation layer, and the separation layer covers the inner wall of the heat transfer device casing; its preparation method The steps are: manufacturing a heat transfer shell with openings at both ends; performing surface treatment on the inner surface of the heat transfer shell to reduce surface energy; sealing the surface-treated heat spreader shell by welding side, and reserve a liquid injection hole at any position of the heat transfer shell; inject the liquid working medium into the inner cavity of the heat transfer device through the liquid injection hole; pump out the air in the inner cavity of the heat transfer device to form a vacuum; close the liquid injection hole . The gravity heat transfer device of the present invention has high heat transfer density, good temperature uniformity, simple structure, light weight, high reflux efficiency after liquid working medium is condensed, and the preparation method is simple in process and convenient in operation.

The invention discloses a local positioning structure for reactor electric heating simulation rod bundles, which comprises several electric heating rods arranged parallel to each other. The rods are fixed as an integral structure, and the winding ribs on each electric heating rod are in contact with the adjacent electric heating rods or the winding ribs on the adjacent electric heating rods. The present invention adopts the overall processing technology of rib winding and electric heating rod, which has high mechanical strength, strong erosion resistance, low production technical difficulty and low cost, is suitable for mass production, and improves positioning reliability; rib winding and electric heating rod bundle adopt The same material avoids additional stress caused by the difference in thermal expansion of heterogeneous materials, improves the structural stability of the ribs, and ensures the functional characteristics of the ribs during the test cycle; the self-positioning method does not require additional additional structures , which reduces the difficulty of assembling the experimental body; for different specifications of electric heating simulation components, the positioning function is realized by adjusting the geometric parameters of the ribs.

The invention discloses an ultraviolet detector based on a ZnO nanorod / micro-nano fiber hybrid waveguide. The ultraviolet detector includes sequentially connected light source, input single-mode fiber, ZnO nanorod / micro-nano fiber hybrid waveguide, output single-mode fiber, spectrometer; the ZnO nanorod / micro-nano fiber hybrid waveguide is prepared by fusion tapered method The micro-nano optical fiber is further realized by growing zinc oxide nanorods in the prepared micro-nano optical fiber cone region by hydrothermal method; when the ZnO nanorod / micro-nano optical fiber hybrid waveguide is irradiated by ultraviolet light, the refractive index of the zinc oxide nano-rods changes , and then the evanescent field in the taper region of the micro-nano fiber changes accordingly, thereby changing the output light intensity of the ZnO nanorod / micro-nano fiber hybrid waveguide. The invention also discloses a corresponding manufacturing method of the ultraviolet detector based on the ZnO nanorod / micro-nano fiber hybrid waveguide. The invention realizes all-fiber ultraviolet detection based on the evanescent field principle, and has high sensitivity, compact and simple structure, and strong anti-electromagnetic interference capability.

The invention provides an anti-peeping display system based on rotary polaroids, relates to the technical field of liquid crystal display, and aims at solving the problems that in the anti-peeping display technology, the existing anti-peeping display technology is poor in anti-peeping performance and safety, large in technological difficulty and high in production cost. The system comprises the first polaroid, a first motor, a liquid crystal module, a first control module and polaroid glasses. The liquid crystal module comprises a TFT array plate, a liquid crystal box and a color filtering plate. A signal sending device is included in the first control module. The polaroid glasses comprise the second polaroid, the third polaroid, a first transmission rod, a second transmission rod, a second motor, a second control module and a polaroid manual adjusting knob. A signal receiving device is included in the second control module. The decoding difficulty of display content for a peeper is increased through the changes of the rotating speeds of the polaroids.

The invention discloses a device and method for extracting fibers from fiber bundles and collecting them neatly. The device includes a frame and a positioning platform arranged in the frame, a fiber collecting platform, a telescopic platform, a clip system and a positioning system; the positioning platform One end of the frame is connected to one side of the frame, and the other end of the positioning platform is fixed on the other side of the frame through the positioning system; the telescopic platform is set at one end of the positioning platform connected to the positioning system; the fiber collection platform is set on the lower side of the telescopic platform; There is also a telescopic power source in the frame, one end of the telescopic power source is fixed to the positioning platform, the other end of the telescopic power source is connected to one end of the telescopic platform; the other end of the telescopic platform is connected to the clip system; the method includes the frame positioning step and the automatic operation steps of the equipment; the equipment has a simple structure, is convenient to use, and can realize mechanized fiber extraction and neat collection. This method does not cause any damage to the fibers and improves work efficiency.

The invention discloses a handheld electric apparatus for patting fiber bundle and a production method thereof; the apparatus comprises a patting board, a power system, a reset system, an adjustment device and a handle; the lower end of the patting board is provided with a positioning board; the patting board and positioning board are in an integrally molded structure; a containing space is arranged inside the handle; the top end of the handle is provided with an opening; the opening is communicated with the containing space; the positioning board at the lower end of the patting board is put inside the containing space through the opening; the power system is arranged on one side of the positioning board and pushes against the positioning board; the reset system is arranged on the other side of the positioning board and pushes against the positioning board. The production method comprises a tool preparation step, a calculation adjustment step, a movement patting step, a tidying step, and a detection step; the apparatus and the production method are simple in structure, convenient to use, and able to swing the patting board to pat end faces of fiber bundles instead of manual work.

The invention discloses a novel high-pressure turbine of an aircraft engine. The novel high-pressure turbine comprises a plurality of turbine blades and a turbine disc, wherein a plurality of wedged grooves are formed in an outer side of the turbine disc at intervals; each wedged groove is internally provided with a wedged key, and a gap is formed between each wedged groove and the corresponding wedged key; the outer side of each wedged key is connected with two turbine blades; the outer side of each turbine blade is fixedly connected with an inner side of a turbine hoop and is limited by the turbine hoop. The turbine blades are connected with the inner side of the turbine hoop and the turbine blades are not connected with the turbine disc. In a working process, a centrifugal force of the turbine blades falls onto the turbine hoop and the turbine blades completely bear compressive stress, so that a situation that turbine blades of a traditional turbine only bear tensile stress is changed; sufficient condition guarantees are provided for popularization and application of a full-ceramic turbine blade. A combination form of the turbine blades and the turbine disc provides a sufficient free expansion space for heating of the turbine blades and heat stress of the turbine blades is reduced at maximum; impact, caused by vibration, on a turbine shaft can also be alleviated and the service life of the aircraft engine is prolonged.